Activity.java revision 9066cfe9886ac131c34d59ed0e2d287b0e3c0087
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.app; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.ComponentCallbacks; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.ComponentName; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.ContentResolver; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Intent; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.SharedPreferences; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.pm.ActivityInfo; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.res.Configuration; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.res.Resources; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.database.Cursor; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Bitmap; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Canvas; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.Drawable; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.media.AudioManager; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.net.Uri; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Bundle; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.RemoteException; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.IBinder; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.Selection; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.SpannableStringBuilder; 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.method.TextKeyListener; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.AttributeSet; 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Config; 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.EventLog; 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.SparseArray; 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ContextMenu; 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ContextThemeWrapper; 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyEvent; 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.LayoutInflater; 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Menu; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.MenuInflater; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.MenuItem; 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.MotionEvent; 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ViewGroup; 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ViewManager; 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Window; 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.WindowManager; 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ContextMenu.ContextMenuInfo; 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View.OnCreateContextMenuListener; 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.AdapterView; 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport com.android.internal.policy.PolicyManager; 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.ArrayList; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.HashMap; 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An activity is a single, focused thing that the user can do. Almost all 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activities interact with the user, so the Activity class takes care of 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * creating a window for you in which you can place your UI with 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #setContentView}. While activities are often presented to the user 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as full-screen windows, they can also be used in other ways: as floating 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * windows (via a theme with {@link android.R.attr#windowIsFloating} set) 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or embedded inside of another activity (using {@link ActivityGroup}). 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * There are two methods almost all subclasses of Activity will implement: 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> {@link #onCreate} is where you initialize your activity. Most 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * importantly, here you will usually call {@link #setContentView(int)} 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with a layout resource defining your UI, and using {@link #findViewById} 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to retrieve the widgets in that UI that you need to interact with 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * programmatically. 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> {@link #onPause} is where you deal with the user leaving your 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity. Most importantly, any changes made by the user should at this 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * point be committed (usually to the 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.ContentProvider} holding the data). 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>To be of use with {@link android.content.Context#startActivity Context.startActivity()}, all 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity classes must have a corresponding 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.R.styleable#AndroidManifestActivity <activity>} 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * declaration in their package's <code>AndroidManifest.xml</code>.</p> 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The Activity class is an important part of an application's overall lifecycle, 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and the way activities are launched and put together is a fundamental 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * part of the platform's application model. For a detailed perspective on the structure of 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Android applications and lifecycles, please read the <em>Dev Guide</em> document on 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <a href="{@docRoot}guide/topics/fundamentals.html">Application Fundamentals</a>.</p> 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Topics covered here: 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ol> 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li><a href="#ActivityLifecycle">Activity Lifecycle</a> 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li><a href="#ConfigurationChanges">Configuration Changes</a> 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li><a href="#StartingActivities">Starting Activities and Getting Results</a> 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li><a href="#SavingPersistentState">Saving Persistent State</a> 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li><a href="#Permissions">Permissions</a> 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li><a href="#ProcessLifecycle">Process Lifecycle</a> 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ol> 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <a name="ActivityLifecycle"></a> 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <h3>Activity Lifecycle</h3> 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Activities in the system are managed as an <em>activity stack</em>. 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * When a new activity is started, it is placed on the top of the stack 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and becomes the running activity -- the previous activity always remains 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * below it in the stack, and will not come to the foreground again until 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the new activity exits.</p> 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>An activity has essentially four states:</p> 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> If an activity in the foreground of the screen (at the top of 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the stack), 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it is <em>active</em> or <em>running</em>. </li> 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>If an activity has lost focus but is still visible (that is, a new non-full-sized 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or transparent activity has focus on top of your activity), it 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is <em>paused</em>. A paused activity is completely alive (it 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * maintains all state and member information and remains attached to 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the window manager), but can be killed by the system in extreme 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * low memory situations. 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>If an activity is completely obscured by another activity, 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it is <em>stopped</em>. It still retains all state and member information, 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * however, it is no longer visible to the user so its window is hidden 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and it will often be killed by the system when memory is needed 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * elsewhere.</li> 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>If an activity is paused or stopped, the system can drop the activity 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * from memory by either asking it to finish, or simply killing its 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * process. When it is displayed again to the user, it must be 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * completely restarted and restored to its previous state.</li> 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The following diagram shows the important state paths of an Activity. 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The square rectangles represent callback methods you can implement to 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * perform operations when the Activity moves between states. The colored 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ovals are major states the Activity can be in.</p> 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><img src="../../../images/activity_lifecycle.png" 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * alt="State diagram for an Android Activity Lifecycle." border="0" /></p> 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>There are three key loops you may be interested in monitoring within your 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity: 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>The <b>entire lifetime</b> of an activity happens between the first call 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to {@link android.app.Activity#onCreate} through to a single final call 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to {@link android.app.Activity#onDestroy}. An activity will do all setup 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of "global" state in onCreate(), and release all remaining resources in 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * onDestroy(). For example, if it has a thread running in the background 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to download data from the network, it may create that thread in onCreate() 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and then stop the thread in onDestroy(). 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>The <b>visible lifetime</b> of an activity happens between a call to 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.app.Activity#onStart} until a corresponding call to 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.app.Activity#onStop}. During this time the user can see the 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity on-screen, though it may not be in the foreground and interacting 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with the user. Between these two methods you can maintain resources that 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are needed to show the activity to the user. For example, you can register 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a {@link android.content.BroadcastReceiver} in onStart() to monitor for changes 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that impact your UI, and unregister it in onStop() when the user an no 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * longer see what you are displaying. The onStart() and onStop() methods 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can be called multiple times, as the activity becomes visible and hidden 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to the user. 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>The <b>foreground lifetime</b> of an activity happens between a call to 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.app.Activity#onResume} until a corresponding call to 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.app.Activity#onPause}. During this time the activity is 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in front of all other activities and interacting with the user. An activity 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can frequently go between the resumed and paused states -- for example when 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the device goes to sleep, when an activity result is delivered, when a new 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * intent is delivered -- so the code in these methods should be fairly 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * lightweight. 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The entire lifecycle of an activity is defined by the following 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Activity methods. All of these are hooks that you can override 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to do appropriate work when the activity changes state. All 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activities will implement {@link android.app.Activity#onCreate} 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to do their initial setup; many will also implement 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.app.Activity#onPause} to commit changes to data and 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * otherwise prepare to stop interacting with the user. You should always 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * call up to your superclass when implementing these methods.</p> 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <pre class="prettyprint"> 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * public class Activity extends ApplicationContext { 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onCreate(Bundle savedInstanceState); 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onStart(); 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onRestart(); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onResume(); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onPause(); 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onStop(); 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onDestroy(); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </pre> 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>In general the movement through an activity's lifecycle looks like 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this:</p> 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <table border="2" width="85%" align="center" frame="hsides" rules="rows"> 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <colgroup align="left" span="3" /> 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <colgroup align="left" /> 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <colgroup align="center" /> 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <colgroup align="center" /> 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <thead> 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <tr><th colspan="3">Method</th> <th>Description</th> <th>Killable?</th> <th>Next</th></tr> 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </thead> 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <tbody> 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <tr><th colspan="3" align="left" border="0">{@link android.app.Activity#onCreate onCreate()}</th> 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td>Called when the activity is first created. 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is where you should do all of your normal static set up: 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * create views, bind data to lists, etc. This method also 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * provides you with a Bundle containing the activity's previously 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * frozen state, if there was one. 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Always followed by <code>onStart()</code>.</td> 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center">No</td> 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><code>onStart()</code></td> 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </tr> 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <tr><td rowspan="5" style="border-left: none; border-right: none;"> </td> 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <th colspan="2" align="left" border="0">{@link android.app.Activity#onRestart onRestart()}</th> 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td>Called after your activity has been stopped, prior to it being 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * started again. 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Always followed by <code>onStart()</code></td> 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center">No</td> 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><code>onStart()</code></td> 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </tr> 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <tr><th colspan="2" align="left" border="0">{@link android.app.Activity#onStart onStart()}</th> 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td>Called when the activity is becoming visible to the user. 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Followed by <code>onResume()</code> if the activity comes 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to the foreground, or <code>onStop()</code> if it becomes hidden.</td> 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center">No</td> 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><code>onResume()</code> or <code>onStop()</code></td> 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </tr> 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <tr><td rowspan="2" style="border-left: none;"> </td> 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <th align="left" border="0">{@link android.app.Activity#onResume onResume()}</th> 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td>Called when the activity will start 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * interacting with the user. At this point your activity is at 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the top of the activity stack, with user input going to it. 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Always followed by <code>onPause()</code>.</td> 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center">No</td> 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><code>onPause()</code></td> 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </tr> 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <tr><th align="left" border="0">{@link android.app.Activity#onPause onPause()}</th> 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td>Called when the system is about to start resuming a previous 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity. This is typically used to commit unsaved changes to 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * persistent data, stop animations and other things that may be consuming 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * CPU, etc. Implementations of this method must be very quick because 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the next activity will not be resumed until this method returns. 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Followed by either <code>onResume()</code> if the activity 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * returns back to the front, or <code>onStop()</code> if it becomes 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * invisible to the user.</td> 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><font color="#800000"><strong>Yes</strong></font></td> 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><code>onResume()</code> or<br> 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>onStop()</code></td> 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </tr> 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <tr><th colspan="2" align="left" border="0">{@link android.app.Activity#onStop onStop()}</th> 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td>Called when the activity is no longer visible to the user, because 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * another activity has been resumed and is covering this one. This 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * may happen either because a new activity is being started, an existing 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * one is being brought in front of this one, or this one is being 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * destroyed. 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Followed by either <code>onRestart()</code> if 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this activity is coming back to interact with the user, or 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>onDestroy()</code> if this activity is going away.</td> 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><font color="#800000"><strong>Yes</strong></font></td> 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><code>onRestart()</code> or<br> 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>onDestroy()</code></td> 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </tr> 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <tr><th colspan="3" align="left" border="0">{@link android.app.Activity#onDestroy onDestroy()}</th> 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td>The final call you receive before your 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity is destroyed. This can happen either because the 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity is finishing (someone called {@link Activity#finish} on 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it, or because the system is temporarily destroying this 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * instance of the activity to save space. You can distinguish 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * between these two scenarios with the {@link 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Activity#isFinishing} method.</td> 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><font color="#800000"><strong>Yes</strong></font></td> 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <td align="center"><em>nothing</em></td> 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </tr> 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </tbody> 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </table> 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note the "Killable" column in the above table -- for those methods that 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are marked as being killable, after that method returns the process hosting the 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity may killed by the system <em>at any time</em> without another line 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of its code being executed. Because of this, you should use the 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onPause} method to write any persistent data (such as user edits) 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to storage. In addition, the method 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onSaveInstanceState(Bundle)} is called before placing the activity 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in such a background state, allowing you to save away any dynamic instance 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * state in your activity into the given Bundle, to be later received in 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onCreate} if the activity needs to be re-created. 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the <a href="#ProcessLifecycle">Process Lifecycle</a> 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * section for more information on how the lifecycle of a process is tied 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to the activities it is hosting. Note that it is important to save 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * persistent data in {@link #onPause} instead of {@link #onSaveInstanceState} 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * because the later is not part of the lifecycle callbacks, so will not 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be called in every situation as described in its documentation.</p> 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>For those methods that are not marked as being killable, the activity's 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * process will not be killed by the system starting from the time the method 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is called and continuing after it returns. Thus an activity is in the killable 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * state, for example, between after <code>onPause()</code> to the start of 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>onResume()</code>.</p> 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <a name="ConfigurationChanges"></a> 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <h3>Configuration Changes</h3> 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>If the configuration of the device (as defined by the 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link Configuration Resources.Configuration} class) changes, 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * then anything displaying a user interface will need to update to match that 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * configuration. Because Activity is the primary mechanism for interacting 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with the user, it includes special support for handling configuration 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * changes.</p> 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Unless you specify otherwise, a configuration change (such as a change 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in screen orientation, language, input devices, etc) will cause your 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * current activity to be <em>destroyed</em>, going through the normal activity 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * lifecycle process of {@link #onPause}, 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onStop}, and {@link #onDestroy} as appropriate. If the activity 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * had been in the foreground or visible to the user, once {@link #onDestroy} is 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called in that instance then a new instance of the activity will be 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * created, with whatever savedInstanceState the previous instance had generated 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * from {@link #onSaveInstanceState}.</p> 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This is done because any application resource, 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * including layout files, can change based on any configuration value. Thus 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the only safe way to handle a configuration change is to re-retrieve all 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * resources, including layouts, drawables, and strings. Because activities 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * must already know how to save their state and re-create themselves from 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that state, this is a convenient way to have an activity restart itself 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with a new configuration.</p> 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>In some special cases, you may want to bypass restarting of your 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity based on one or more types of configuration changes. This is 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * done with the {@link android.R.attr#configChanges android:configChanges} 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * attribute in its manifest. For any types of configuration changes you say 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that you handle there, you will receive a call to your current activity's 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onConfigurationChanged} method instead of being restarted. If 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a configuration change involves any that you do not handle, however, the 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity will still be restarted and {@link #onConfigurationChanged} 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will not be called.</p> 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <a name="StartingActivities"></a> 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <h3>Starting Activities and Getting Results</h3> 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The {@link android.app.Activity#startActivity} 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * method is used to start a 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * new activity, which will be placed at the top of the activity stack. It 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * takes a single argument, an {@link android.content.Intent Intent}, 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * which describes the activity 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to be executed.</p> 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Sometimes you want to get a result back from an activity when it 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ends. For example, you may start an activity that lets the user pick 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a person in a list of contacts; when it ends, it returns the person 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that was selected. To do this, you call the 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.app.Activity#startActivityForResult(Intent, int)} 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * version with a second integer parameter identifying the call. The result 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will come back through your {@link android.app.Activity#onActivityResult} 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * method.</p> 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>When an activity exits, it can call 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.app.Activity#setResult(int)} 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to return data back to its parent. It must always supply a result code, 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * which can be the standard results RESULT_CANCELED, RESULT_OK, or any 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * custom values starting at RESULT_FIRST_USER. In addition, it can optionally 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * return back an Intent containing any additional data it wants. All of this 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * information appears back on the 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * parent's <code>Activity.onActivityResult()</code>, along with the integer 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * identifier it originally supplied.</p> 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>If a child activity fails for any reason (such as crashing), the parent 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity will receive a result with the code RESULT_CANCELED.</p> 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <pre class="prettyprint"> 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * public class MyActivity extends Activity { 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ... 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * static final int PICK_CONTACT_REQUEST = 0; 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected boolean onKeyDown(int keyCode, KeyEvent event) { 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if (keyCode == KeyEvent.KEYCODE_DPAD_CENTER) { 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * // When the user center presses, let them pick a contact. 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * startActivityForResult( 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * new Intent(Intent.ACTION_PICK, 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * new Uri("content://contacts")), 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * PICK_CONTACT_REQUEST); 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * return true; 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * return false; 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onActivityResult(int requestCode, int resultCode, 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Intent data) { 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if (requestCode == PICK_CONTACT_REQUEST) { 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if (resultCode == RESULT_OK) { 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * // A contact was picked. Here we will just display it 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * // to the user. 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * startActivity(new Intent(Intent.ACTION_VIEW, data)); 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </pre> 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <a name="SavingPersistentState"></a> 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <h3>Saving Persistent State</h3> 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>There are generally two kinds of persistent state than an activity 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will deal with: shared document-like data (typically stored in a SQLite 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * database using a {@linkplain android.content.ContentProvider content provider}) 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and internal state such as user preferences.</p> 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>For content provider data, we suggest that activities use a 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * "edit in place" user model. That is, any edits a user makes are effectively 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * made immediately without requiring an additional confirmation step. 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Supporting this model is generally a simple matter of following two rules:</p> 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> <p>When creating a new document, the backing database entry or file for 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it is created immediately. For example, if the user chooses to write 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a new e-mail, a new entry for that e-mail is created as soon as they 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * start entering data, so that if they go to any other activity after 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that point this e-mail will now appear in the list of drafts.</p> 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> <p>When an activity's <code>onPause()</code> method is called, it should 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * commit to the backing content provider or file any changes the user 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * has made. This ensures that those changes will be seen by any other 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity that is about to run. You will probably want to commit 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * your data even more aggressively at key times during your 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity's lifecycle: for example before starting a new 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity, before finishing your own activity, when the user 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * switches between input fields, etc.</p> 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This model is designed to prevent data loss when a user is navigating 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * between activities, and allows the system to safely kill an activity (because 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * system resources are needed somewhere else) at any time after it has been 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * paused. Note this implies 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that the user pressing BACK from your activity does <em>not</em> 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * mean "cancel" -- it means to leave the activity with its current contents 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * saved away. Cancelling edits in an activity must be provided through 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * some other mechanism, such as an explicit "revert" or "undo" option.</p> 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>See the {@linkplain android.content.ContentProvider content package} for 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * more information about content providers. These are a key aspect of how 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * different activities invoke and propagate data between themselves.</p> 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The Activity class also provides an API for managing internal persistent state 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * associated with an activity. This can be used, for example, to remember 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the user's preferred initial display in a calendar (day view or week view) 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or the user's default home page in a web browser.</p> 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Activity persistent state is managed 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with the method {@link #getPreferences}, 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * allowing you to retrieve and 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * modify a set of name/value pairs associated with the activity. To use 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * preferences that are shared across multiple application components 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (activities, receivers, services, providers), you can use the underlying 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link Context#getSharedPreferences Context.getSharedPreferences()} method 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to retrieve a preferences 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * object stored under a specific name. 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (Note that it is not possible to share settings data across application 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * packages -- for that you will need a content provider.)</p> 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Here is an excerpt from a calendar activity that stores the user's 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * preferred view mode in its persistent settings:</p> 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <pre class="prettyprint"> 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * public class CalendarActivity extends Activity { 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ... 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * static final int DAY_VIEW_MODE = 0; 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * static final int WEEK_VIEW_MODE = 1; 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * private SharedPreferences mPrefs; 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * private int mCurViewMode; 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onCreate(Bundle savedInstanceState) { 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * super.onCreate(savedInstanceState); 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * SharedPreferences mPrefs = getSharedPreferences(); 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * mCurViewMode = mPrefs.getInt("view_mode" DAY_VIEW_MODE); 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onPause() { 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * super.onPause(); 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * SharedPreferences.Editor ed = mPrefs.edit(); 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ed.putInt("view_mode", mCurViewMode); 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ed.commit(); 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </pre> 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <a name="Permissions"></a> 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <h3>Permissions</h3> 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The ability to start a particular Activity can be enforced when it is 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * declared in its 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * manifest's {@link android.R.styleable#AndroidManifestActivity <activity>} 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * tag. By doing so, other applications will need to declare a corresponding 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.R.styleable#AndroidManifestUsesPermission <uses-permission>} 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * element in their own manifest to be able to start that activity. 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>See the <a href="{@docRoot}guide/topics/security/security.html">Security and Permissions</a> 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * document for more information on permissions and security in general. 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <a name="ProcessLifecycle"></a> 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <h3>Process Lifecycle</h3> 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The Android system attempts to keep application process around for as 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * long as possible, but eventually will need to remove old processes when 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * memory runs low. As described in <a href="#ActivityLifecycle">Activity 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Lifecycle</a>, the decision about which process to remove is intimately 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * tied to the state of the user's interaction with it. In general, there 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are four states a process can be in based on the activities running in it, 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * listed here in order of importance. The system will kill less important 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * processes (the last ones) before it resorts to killing more important 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * processes (the first ones). 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ol> 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> <p>The <b>foreground activity</b> (the activity at the top of the screen 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that the user is currently interacting with) is considered the most important. 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Its process will only be killed as a last resort, if it uses more memory 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * than is available on the device. Generally at this point the device has 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * reached a memory paging state, so this is required in order to keep the user 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * interface responsive. 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> <p>A <b>visible activity</b> (an activity that is visible to the user 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * but not in the foreground, such as one sitting behind a foreground dialog) 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is considered extremely important and will not be killed unless that is 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * required to keep the foreground activity running. 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> <p>A <b>background activity</b> (an activity that is not visible to 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the user and has been paused) is no longer critical, so the system may 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * safely kill its process to reclaim memory for other foreground or 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * visible processes. If its process needs to be killed, when the user navigates 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * back to the activity (making it visible on the screen again), its 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onCreate} method will be called with the savedInstanceState it had previously 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * supplied in {@link #onSaveInstanceState} so that it can restart itself in the same 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * state as the user last left it. 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> <p>An <b>empty process</b> is one hosting no activities or other 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * application components (such as {@link Service} or 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.BroadcastReceiver} classes). These are killed very 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * quickly by the system as memory becomes low. For this reason, any 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * background operation you do outside of an activity must be executed in the 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * context of an activity BroadcastReceiver or Service to ensure that the system 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * knows it needs to keep your process around. 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ol> 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Sometimes an Activity may need to do a long-running operation that exists 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * independently of the activity lifecycle itself. An example may be a camera 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * application that allows you to upload a picture to a web site. The upload 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * may take a long time, and the application should allow the user to leave 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the application will it is executing. To accomplish this, your Activity 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should start a {@link Service} in which the upload takes place. This allows 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the system to properly prioritize your process (considering it to be more 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * important than other non-visible applications) for the duration of the 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * upload, independent of whether the original activity is paused, stopped, 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or finished. 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class Activity extends ContextThemeWrapper 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project implements LayoutInflater.Factory, 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Window.Callback, KeyEvent.Callback, 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project OnCreateContextMenuListener, ComponentCallbacks { 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "Activity"; 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Standard activity result: operation canceled. */ 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int RESULT_CANCELED = 0; 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Standard activity result: operation succeeded. */ 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int RESULT_OK = -1; 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Start of user-defined activity results. */ 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int RESULT_FIRST_USER = 1; 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static long sInstanceCount = 0; 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String WINDOW_HIERARCHY_TAG = "android:viewHierarchyState"; 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String SAVED_DIALOG_IDS_KEY = "android:savedDialogIds"; 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String SAVED_DIALOGS_TAG = "android:savedDialogs"; 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String SAVED_DIALOG_KEY_PREFIX = "android:dialog_"; 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String SAVED_SEARCH_DIALOG_KEY = "android:search_dialog"; 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private SparseArray<Dialog> mManagedDialogs; 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // set by the thread after the constructor and before onCreate(Bundle savedInstanceState) is called. 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Instrumentation mInstrumentation; 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private IBinder mToken; 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ String mEmbeddedID; 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Application mApplication; 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Intent mIntent; 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ComponentName mComponent; 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ ActivityInfo mActivityInfo; 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ ActivityThread mMainThread; 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ Object mLastNonConfigurationInstance; 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ HashMap<String,Object> mLastNonConfigurationChildInstances; 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Activity mParent; 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mCalled; 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mResumed; 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mStopped; 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mFinished; 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mStartedActivity; 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ int mConfigChangeFlags; 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ Configuration mCurrentConfig; 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Window mWindow; 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private WindowManager mWindowManager; 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ View mDecor = null; 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ boolean mWindowAdded = false; 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ boolean mVisibleFromServer = false; 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*package*/ boolean mVisibleFromClient = true; 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private CharSequence mTitle; 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mTitleColor = 0; 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final class ManagedCursor { 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ManagedCursor(Cursor cursor) { 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCursor = cursor; 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mReleased = false; 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUpdated = false; 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Cursor mCursor; 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mReleased; 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mUpdated; 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final ArrayList<ManagedCursor> mManagedCursors = 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project new ArrayList<ManagedCursor>(); 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // protected by synchronized (this) 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mResultCode = RESULT_CANCELED; 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Intent mResultData = null; 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mTitleReady = false; 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mDefaultKeyMode = DEFAULT_KEYS_DISABLE; 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private SpannableStringBuilder mDefaultKeySsb = null; 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected static final int[] FOCUSED_STATE_SET = {com.android.internal.R.attr.state_focused}; 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Thread mUiThread; 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Handler mHandler = new Handler(); 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Activity() { 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ++sInstanceCount; 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void finalize() throws Throwable { 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.finalize(); 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project --sInstanceCount; 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static long getInstanceCount() { 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return sInstanceCount; 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Return the intent that started this activity. */ 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Intent getIntent() { 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mIntent; 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Change the intent returned by {@link #getIntent}. This holds a 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * reference to the given intent; it does not copy it. Often used in 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * conjunction with {@link #onNewIntent}. 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param newIntent The new Intent object to return from getIntent 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getIntent 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onNewIntent 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setIntent(Intent newIntent) { 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIntent = newIntent; 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Return the application that owns this activity. */ 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final Application getApplication() { 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mApplication; 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Is this activity embedded inside of another activity? */ 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final boolean isChild() { 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mParent != null; 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Return the parent activity if this view is an embedded child. */ 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final Activity getParent() { 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mParent; 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Retrieve the window manager for showing custom windows. */ 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WindowManager getWindowManager() { 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mWindowManager; 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve the current {@link android.view.Window} for the activity. 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This can be used to directly access parts of the Window API that 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are not available through Activity/Screen. 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Window The current window, or null if the activity is not 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * visual. 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Window getWindow() { 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mWindow; 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Calls {@link android.view.Window#getCurrentFocus} on the 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Window of this Activity to return the currently focused view. 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return View The current View with focus or null. 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWindow 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.view.Window#getCurrentFocus 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getCurrentFocus() { 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mWindow != null ? mWindow.getCurrentFocus() : null; 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getWallpaperDesiredMinimumWidth() { 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int width = super.getWallpaperDesiredMinimumWidth(); 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return width <= 0 ? getWindowManager().getDefaultDisplay().getWidth() : width; 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getWallpaperDesiredMinimumHeight() { 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int height = super.getWallpaperDesiredMinimumHeight(); 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return height <= 0 ? getWindowManager().getDefaultDisplay().getHeight() : height; 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when the activity is starting. This is where most initialization 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should go: calling {@link #setContentView(int)} to inflate the 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity's UI, using {@link #findViewById} to programmatically interact 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with widgets in the UI, calling 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #managedQuery(android.net.Uri , String[], String, String[], String)} to retrieve 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * cursors for data being displayed, etc. 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>You can call {@link #finish} from within this function, in 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * which case onDestroy() will be immediately called without any of the rest 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of the activity lifecycle ({@link #onStart}, {@link #onResume}, 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onPause}, etc) executing. 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Derived classes must call through to the super class's 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method. If they do not, an exception will be 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thrown.</em></p> 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param savedInstanceState If the activity is being re-initialized after 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * previously being shut down then this Bundle contains the data it most 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recently supplied in {@link #onSaveInstanceState}. <b><i>Note: Otherwise it is null.</i></b> 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onStart 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onSaveInstanceState 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onRestoreInstanceState 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPostCreate 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onCreate(Bundle savedInstanceState) { 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mVisibleFromClient = mWindow.getWindowStyle().getBoolean( 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.Window_windowNoDisplay, true); 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The hook for {@link ActivityThread} to restore the state of this activity. 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Calls {@link #onSaveInstanceState(android.os.Bundle)} and 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #restoreManagedDialogs(android.os.Bundle)}. 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param savedInstanceState contains the saved state 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void performRestoreInstanceState(Bundle savedInstanceState) { 8009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onRestoreInstanceState(savedInstanceState); 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project restoreManagedDialogs(savedInstanceState); 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Also restore the state of a search dialog (if any) 8049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO more generic than just this manager 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SearchManager searchManager = 8069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (SearchManager) getSystemService(Context.SEARCH_SERVICE); 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project searchManager.restoreSearchDialog(savedInstanceState, SAVED_SEARCH_DIALOG_KEY); 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This method is called after {@link #onStart} when the activity is 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * being re-initialized from a previously saved state, given here in 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <var>state</var>. Most implementations will simply use {@link #onCreate} 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to restore their state, but it is sometimes convenient to do it here 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * after all of the initialization has been done or to allow subclasses to 8169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * decide whether to use your default implementation. The default 8179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method performs a restore of any view state that 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * had previously been frozen by {@link #onSaveInstanceState}. 8199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This method is called between {@link #onStart} and 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onPostCreate}. 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param savedInstanceState the data most recently supplied in {@link #onSaveInstanceState}. 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreate 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPostCreate 8279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onResume 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onSaveInstanceState 8299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onRestoreInstanceState(Bundle savedInstanceState) { 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mWindow != null) { 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Bundle windowState = savedInstanceState.getBundle(WINDOW_HIERARCHY_TAG); 8339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (windowState != null) { 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.restoreHierarchyState(windowState); 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Restore the state of any saved managed dialogs. 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param savedInstanceState The bundle to restore from. 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void restoreManagedDialogs(Bundle savedInstanceState) { 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Bundle b = savedInstanceState.getBundle(SAVED_DIALOGS_TAG); 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (b == null) { 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int[] ids = b.getIntArray(SAVED_DIALOG_IDS_KEY); 8519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int numDialogs = ids.length; 8529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mManagedDialogs = new SparseArray<Dialog>(numDialogs); 8539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < numDialogs; i++) { 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Integer dialogId = ids[i]; 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Bundle dialogState = b.getBundle(savedDialogKeyFor(dialogId)); 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dialogState != null) { 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Dialog dialog = onCreateDialog(dialogId); 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialog.onRestoreInstanceState(dialogState); 8599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mManagedDialogs.put(dialogId, dialog); 8609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String savedDialogKeyFor(int key) { 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SAVED_DIALOG_KEY_PREFIX + key; 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when activity start-up is complete (after {@link #onStart} 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and {@link #onRestoreInstanceState} have been called). Applications will 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * generally not implement this method; it is intended for system 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * classes to do final initialization after application code has run. 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Derived classes must call through to the super class's 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method. If they do not, an exception will be 8779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thrown.</em></p> 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param savedInstanceState If the activity is being re-initialized after 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * previously being shut down then this Bundle contains the data it most 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * recently supplied in {@link #onSaveInstanceState}. <b><i>Note: Otherwise it is null.</i></b> 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreate 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onPostCreate(Bundle savedInstanceState) { 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!isChild()) { 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTitleReady = true; 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onTitleChanged(getTitle(), getTitleColor()); 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called after {@link #onCreate} — or after {@link #onRestart} when 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the activity had been stopped, but is now again being displayed to the 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * user. It will be followed by {@link #onResume}. 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Derived classes must call through to the super class's 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method. If they do not, an exception will be 8999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thrown.</em></p> 9009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreate 9029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onStop 9039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onResume 9049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onStart() { 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 9079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called after {@link #onStop} when the current activity is being 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * re-displayed to the user (the user has navigated back to it). It will 9129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be followed by {@link #onStart} and then {@link #onResume}. 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>For activities that are using raw {@link Cursor} objects (instead of 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * creating them through 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #managedQuery(android.net.Uri , String[], String, String[], String)}, 9179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this is usually the place 9189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * where the cursor should be requeried (because you had deactivated it in 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onStop}. 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Derived classes must call through to the super class's 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method. If they do not, an exception will be 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thrown.</em></p> 9249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onStop 9269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onStart 9279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onResume 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onRestart() { 9309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called after {@link #onRestoreInstanceState}, {@link #onRestart}, or 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onPause}, for your activity to start interacting with the user. 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is a good place to begin animations, open exclusive-access devices 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (such as the camera), etc. 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Keep in mind that onResume is not the best indicator that your activity 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is visible to the user; a system window such as the keyguard may be in 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * front. Use {@link #onWindowFocusChanged} to know for certain that your 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity is visible to the user (for example, to resume a game). 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Derived classes must call through to the super class's 9459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method. If they do not, an exception will be 9469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thrown.</em></p> 9479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onRestoreInstanceState 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onRestart 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPostResume 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPause 9529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onResume() { 9549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 9559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when activity resume is complete (after {@link #onResume} has 9599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * been called). Applications will generally not implement this method; 9609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it is intended for system classes to do final setup after application 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * resume code has run. 9629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Derived classes must call through to the super class's 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method. If they do not, an exception will be 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thrown.</em></p> 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onResume 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onPostResume() { 9709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Window win = getWindow(); 9719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (win != null) win.makeActive(); 9729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 9739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is called for activities that set launchMode to "singleTop" in 9779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * their package, or if a client used the {@link Intent#FLAG_ACTIVITY_SINGLE_TOP} 9789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * flag when calling {@link #startActivity}. In either case, when the 9799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity is re-launched while at the top of the activity stack instead 9809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of a new instance of the activity being started, onNewIntent() will be 9819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called on the existing instance with the Intent that was used to 9829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * re-launch it. 9839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>An activity will always be paused before receiving a new intent, so 9859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you can count on {@link #onResume} being called after this method. 9869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note that {@link #getIntent} still returns the original Intent. You 9889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can use {@link #setIntent} to update it to this new Intent. 9899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param intent The new intent that was started for the activity. 9919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getIntent 9939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setIntent 9949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onResume 9959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onNewIntent(Intent intent) { 9979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The hook for {@link ActivityThread} to save the state of this activity. 10019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Calls {@link #onSaveInstanceState(android.os.Bundle)} 10039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and {@link #saveManagedDialogs(android.os.Bundle)}. 10049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param outState The bundle to save the state to. 10069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void performSaveInstanceState(Bundle outState) { 10089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onSaveInstanceState(outState); 10099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project saveManagedDialogs(outState); 10109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Also save the state of a search dialog (if any) 10129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO more generic than just this manager 10139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SearchManager searchManager = 10149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (SearchManager) getSystemService(Context.SEARCH_SERVICE); 10159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project searchManager.saveSearchDialog(outState, SAVED_SEARCH_DIALOG_KEY); 10169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called to retrieve per-instance state from an activity before being killed 10209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * so that the state can be restored in {@link #onCreate} or 10219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onRestoreInstanceState} (the {@link Bundle} populated by this method 10229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be passed to both). 10239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This method is called before an activity may be killed so that when it 10259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * comes back some time in the future it can restore its state. For example, 10269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if activity B is launched in front of activity A, and at some point activity 10279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A is killed to reclaim resources, activity A will have a chance to save the 10289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * current state of its user interface via this method so that when the user 10299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * returns to activity A, the state of the user interface can be restored 10309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * via {@link #onCreate} or {@link #onRestoreInstanceState}. 10319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Do not confuse this method with activity lifecycle callbacks such as 10339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onPause}, which is always called when an activity is being placed 10349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the background or on its way to destruction, or {@link #onStop} which 10359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is called before destruction. One example of when {@link #onPause} and 10369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onStop} is called and not this method is when a user navigates back 10379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * from activity B to activity A: there is no need to call {@link #onSaveInstanceState} 10389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * on B because that particular instance will never be restored, so the 10399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * system avoids calling it. An example when {@link #onPause} is called and 10409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * not {@link #onSaveInstanceState} is when activity B is launched in front of activity A: 10419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the system may avoid calling {@link #onSaveInstanceState} on activity A if it isn't 10429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * killed during the lifetime of B since the state of the user interface of 10439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A will stay intact. 10449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The default implementation takes care of most of the UI per-instance 10469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * state for you by calling {@link android.view.View#onSaveInstanceState()} on each 10479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * view in the hierarchy that has an id, and by saving the id of the currently 10489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * focused view (all of which is restored by the default implementation of 10499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onRestoreInstanceState}). If you override this method to save additional 10509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * information not captured by each individual view, you will likely want to 10519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * call through to the default implementation, otherwise be prepared to save 10529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * all of the state of each view yourself. 10539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>If called, this method will occur before {@link #onStop}. There are 10559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * no guarantees about whether it will occur before or after {@link #onPause}. 10569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param outState Bundle in which to place your saved state. 10589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreate 10609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onRestoreInstanceState 10619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPause 10629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onSaveInstanceState(Bundle outState) { 10649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project outState.putBundle(WINDOW_HIERARCHY_TAG, mWindow.saveHierarchyState()); 10659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Save the state of any managed dialogs. 10699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param outState place to store the saved state. 10719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void saveManagedDialogs(Bundle outState) { 10739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mManagedDialogs == null) { 10749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 10759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int numDialogs = mManagedDialogs.size(); 10789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (numDialogs == 0) { 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 10809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Bundle dialogState = new Bundle(); 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] ids = new int[mManagedDialogs.size()]; 10859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // save each dialog's bundle, gather the ids 10879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < numDialogs; i++) { 10889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int key = mManagedDialogs.keyAt(i); 10899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ids[i] = key; 10909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Dialog dialog = mManagedDialogs.valueAt(i); 10919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialogState.putBundle(savedDialogKeyFor(key), dialog.onSaveInstanceState()); 10929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialogState.putIntArray(SAVED_DIALOG_IDS_KEY, ids); 10959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project outState.putBundle(SAVED_DIALOGS_TAG, dialogState); 10969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called as part of the activity lifecycle when an activity is going into 11019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the background, but has not (yet) been killed. The counterpart to 11029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onResume}. 11039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>When activity B is launched in front of activity A, this callback will 11059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be invoked on A. B will not be created until A's {@link #onPause} returns, 11069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * so be sure to not do anything lengthy here. 11079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This callback is mostly used for saving any persistent state the 11099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity is editing, to present a "edit in place" model to the user and 11109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * making sure nothing is lost if there are not enough resources to start 11119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the new activity without first killing this one. This is also a good 11129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * place to do things like stop animations and other things that consume a 11139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * noticeable mount of CPU in order to make the switch to the next activity 11149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as fast as possible, or to close resources that are exclusive access 11159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * such as the camera. 11169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>In situations where the system needs more memory it may kill paused 11189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * processes to reclaim resources. Because of this, you should be sure 11199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that all of your state is saved by the time you return from 11209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this function. In general {@link #onSaveInstanceState} is used to save 11219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * per-instance state in the activity and this method is used to store 11229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * global persistent data (in content providers, files, etc.) 11239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>After receiving this call you will usually receive a following call 11259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to {@link #onStop} (after the next activity has been resumed and 11269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * displayed), however in some cases there will be a direct call back to 11279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onResume} without going through the stopped state. 11289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Derived classes must call through to the super class's 11309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method. If they do not, an exception will be 11319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thrown.</em></p> 11329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onResume 11349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onSaveInstanceState 11359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onStop 11369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onPause() { 11389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 11399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called as part of the activity lifecycle when an activity is about to go 11439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * into the background as the result of user choice. For example, when the 11449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * user presses the Home key, {@link #onUserLeaveHint} will be called, but 11459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * when an incoming phone call causes the in-call Activity to be automatically 11469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * brought to the foreground, {@link #onUserLeaveHint} will not be called on 11479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the activity being interrupted. In cases when it is invoked, this method 11489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is called right before the activity's {@link #onPause} callback. 11499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This callback and {@link #onUserInteraction} are intended to help 11519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activities manage status bar notifications intelligently; specifically, 11529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for helping activities determine the proper time to cancel a notfication. 11539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onUserInteraction() 11559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onUserLeaveHint() { 11579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Generate a new thumbnail for this activity. This method is called before 11619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * pausing the activity, and should draw into <var>outBitmap</var> the 11629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * imagery for the desired thumbnail in the dimensions of that bitmap. It 11639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can use the given <var>canvas</var>, which is configured to draw into the 11649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * bitmap, for rendering if desired. 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The default implementation renders the Screen's current view 11679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * hierarchy into the canvas to generate a thumbnail. 11689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>If you return false, the bitmap will be filled with a default 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thumbnail. 11719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param outBitmap The bitmap to contain the thumbnail. 11739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param canvas Can be used to render into the bitmap. 11749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Return true if you have drawn into the bitmap; otherwise after 11769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you return it will be filled with a default thumbnail. 11779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreateDescription 11799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onSaveInstanceState 11809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPause 11819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onCreateThumbnail(Bitmap outBitmap, Canvas canvas) { 11839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final View view = mDecor; 11849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (view == null) { 11859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 11869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int vw = view.getWidth(); 11899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int vh = view.getHeight(); 11909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int dw = outBitmap.getWidth(); 11919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int dh = outBitmap.getHeight(); 11929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.save(); 11949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.scale(((float)dw)/vw, ((float)dh)/vh); 11959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project view.draw(canvas); 11969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.restore(); 11979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 11999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Generate a new description for this activity. This method is called 12039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * before pausing the activity and can, if desired, return some textual 12049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * description of its current state to be displayed to the user. 12059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The default implementation returns null, which will cause you to 12079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * inherit the description from the previous activity. If all activities 12089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * return null, generally the label of the top activity will be used as the 12099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * description. 12109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return A description of what the user is doing. It should be short and 12129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * sweet (only a few words). 12139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreateThumbnail 12159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onSaveInstanceState 12169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPause 12179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public CharSequence onCreateDescription() { 12199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 12209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when you are no longer visible to the user. You will next 12249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * receive either {@link #onRestart}, {@link #onDestroy}, or nothing, 12259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * depending on later user activity. 12269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note that this method may never be called, in low memory situations 12289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * where the system does not have enough memory to keep your activity's 12299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * process running after its {@link #onPause} method is called. 12309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Derived classes must call through to the super class's 12329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method. If they do not, an exception will be 12339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thrown.</em></p> 12349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onRestart 12369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onResume 12379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onSaveInstanceState 12389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onDestroy 12399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onStop() { 12419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 12429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Perform any final cleanup before an activity is destroyed. This can 12469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * happen either because the activity is finishing (someone called 12479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #finish} on it, or because the system is temporarily destroying 12489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this instance of the activity to save space. You can distinguish 12499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * between these two scenarios with the {@link #isFinishing} method. 12509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Note: do not count on this method being called as a place for 12529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * saving data! For example, if an activity is editing data in a content 12539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * provider, those edits should be committed in either {@link #onPause} or 12549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onSaveInstanceState}, not here.</em> This method is usually implemented to 12559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * free resources like threads that are associated with an activity, so 12569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that a destroyed activity does not leave such things around while the 12579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * rest of its application is still running. There are situations where 12589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the system will simply kill the activity's hosting process without 12599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * calling this method (or any others) in it, so it should not be used to 12609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * do things that are intended to remain around after the process goes 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * away. 12629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>Derived classes must call through to the super class's 12649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation of this method. If they do not, an exception will be 12659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thrown.</em></p> 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPause 12689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onStop 12699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #finish 12709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #isFinishing 12719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onDestroy() { 12739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 12749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // dismiss any dialogs we are managing. 12769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mManagedDialogs != null) { 12779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int numDialogs = mManagedDialogs.size(); 12799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < numDialogs; i++) { 12809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Dialog dialog = mManagedDialogs.valueAt(i); 12819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dialog.isShowing()) { 12829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialog.dismiss(); 12839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // also dismiss search dialog if showing 12889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO more generic than just this manager 12899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SearchManager searchManager = 12909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (SearchManager) getSystemService(Context.SEARCH_SERVICE); 12919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project searchManager.stopSearch(); 12929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // close any cursors we are managing. 12949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int numCursors = mManagedCursors.size(); 12959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < numCursors; i++) { 12969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ManagedCursor c = mManagedCursors.get(i); 12979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c != null) { 12989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.mCursor.close(); 12999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called by the system when the device configuration changes while your 13059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity is running. Note that this will <em>only</em> be called if 13069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you have selected configurations you would like to handle with the 13079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.R.attr#configChanges} attribute in your manifest. If 13089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * any configuration change occurs that is not selected to be reported 13099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * by that attribute, then instead of reporting it the system will stop 13109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and restart the activity (to have it launched with the new 13119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * configuration). 13129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>At the time that this function has been called, your Resources 13149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * object will have been updated to return resource values matching the 13159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * new configuration. 13169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param newConfig The new device configuration. 13189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onConfigurationChanged(Configuration newConfig) { 13209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 13219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // also update search dialog if showing 13239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO more generic than just this manager 13249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SearchManager searchManager = 13259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (SearchManager) getSystemService(Context.SEARCH_SERVICE); 13269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project searchManager.onConfigurationChanged(newConfig); 13279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mWindow != null) { 13299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Pass the configuration changed event to the window 13309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.onConfigurationChanged(newConfig); 13319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this activity is being destroyed because it can not handle a 13369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * configuration parameter being changed (and thus its 13379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onConfigurationChanged(Configuration)} method is 13389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <em>not</em> being called), then you can use this method to discover 13399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the set of changes that have occurred while in the process of being 13409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * destroyed. Note that there is no guarantee that these will be 13419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * accurate (other changes could have happened at any time), so you should 13429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * only use this as an optimization hint. 13439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns a bit field of the configuration parameters that are 13459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * changing, as defined by the {@link android.content.res.Configuration} 13469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * class. 13479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getChangingConfigurations() { 13499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mConfigChangeFlags; 13509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve the non-configuration instance data that was previously 13549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * returned by {@link #onRetainNonConfigurationInstance()}. This will 13559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be available from the initial {@link #onCreate} and 13569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onStart} calls to the new instance, allowing you to extract 13579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * any useful dynamic state from the previous instance. 13589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note that the data you retrieve here should <em>only</em> be used 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as an optimization for handling configuration changes. You should always 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be able to handle getting a null pointer back, and an activity must 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * still be able to restore itself to its previous state (through the 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * normal {@link #onSaveInstanceState(Bundle)} mechanism) even if this 13649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * function returns null. 13659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns the object previously returned by 13679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onRetainNonConfigurationInstance()}. 13689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Object getLastNonConfigurationInstance() { 13709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mLastNonConfigurationInstance; 13719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called by the system, as part of destroying an 13759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity due to a configuration change, when it is known that a new 13769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * instance will immediately be created for the new configuration. You 13779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can return any object you like here, including the activity instance 13789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * itself, which can later be retrieved by calling 13799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #getLastNonConfigurationInstance()} in the new activity 13809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * instance. 13819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This function is called purely as an optimization, and you must 13839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * not rely on it being called. When it is called, a number of guarantees 13849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be made to help optimize configuration switching: 13859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 13869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> The function will be called between {@link #onStop} and 13879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onDestroy}. 13889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> A new instance of the activity will <em>always</em> be immediately 13899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * created after this one's {@link #onDestroy()} is called. 13909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> The object you return here will <em>always</em> be available from 13919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the {@link #getLastNonConfigurationInstance()} method of the following 13929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity instance as described there. 13939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 13949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>These guarantees are designed so that an activity can use this API 13969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to propagate extensive state from the old to new activity instance, from 13979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * loaded bitmaps, to network connections, to evenly actively running 13989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * threads. Note that you should <em>not</em> propagate any data that 13999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * may change based on the configuration, including any data loaded from 14009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * resources such as strings, layouts, or drawables. 14019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Return any Object holding the desired state to propagate to the 14039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * next activity instance. 14049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Object onRetainNonConfigurationInstance() { 14069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 14079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve the non-configuration instance data that was previously 14119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * returned by {@link #onRetainNonConfigurationChildInstances()}. This will 14129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be available from the initial {@link #onCreate} and 14139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onStart} calls to the new instance, allowing you to extract 14149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * any useful dynamic state from the previous instance. 14159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note that the data you retrieve here should <em>only</em> be used 14179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as an optimization for handling configuration changes. You should always 14189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be able to handle getting a null pointer back, and an activity must 14199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * still be able to restore itself to its previous state (through the 14209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * normal {@link #onSaveInstanceState(Bundle)} mechanism) even if this 14219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * function returns null. 14229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns the object previously returned by 14249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onRetainNonConfigurationChildInstances()} 14259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project HashMap<String,Object> getLastNonConfigurationChildInstances() { 14279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mLastNonConfigurationChildInstances; 14289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This method is similar to {@link #onRetainNonConfigurationInstance()} except that 14329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it should return either a mapping from child activity id strings to arbitrary objects, 14339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or null. This method is intended to be used by Activity framework subclasses that control a 14349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * set of child activities, such as ActivityGroup. The same guarantees and restrictions apply 14359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as for {@link #onRetainNonConfigurationInstance()}. The default implementation returns null. 14369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project HashMap<String,Object> onRetainNonConfigurationChildInstances() { 14389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 14399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onLowMemory() { 14429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = true; 14439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wrapper around 14479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link ContentResolver#query(android.net.Uri , String[], String, String[], String)} 14489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that gives the resulting {@link Cursor} to call 14499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #startManagingCursor} so that the activity will manage its 14509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * lifecycle for you. 14519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param uri The URI of the content provider to query. 14539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param projection List of columns to return. 14549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param selection SQL WHERE clause. 14559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param sortOrder SQL ORDER BY clause. 14569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The Cursor that was returned by query(). 14589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see ContentResolver#query(android.net.Uri , String[], String, String[], String) 14609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startManagingCursor 14619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 14629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final Cursor managedQuery(Uri uri, 14649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String[] projection, 14659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String selection, 14669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String sortOrder) 14679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 14689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Cursor c = getContentResolver().query(uri, projection, selection, null, sortOrder); 14699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c != null) { 14709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project startManagingCursor(c); 14719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return c; 14739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wrapper around 14779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link ContentResolver#query(android.net.Uri , String[], String, String[], String)} 14789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that gives the resulting {@link Cursor} to call 14799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #startManagingCursor} so that the activity will manage its 14809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * lifecycle for you. 14819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param uri The URI of the content provider to query. 14839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param projection List of columns to return. 14849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param selection SQL WHERE clause. 14859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param selectionArgs The arguments to selection, if any ?s are pesent 14869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param sortOrder SQL ORDER BY clause. 14879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The Cursor that was returned by query(). 14899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see ContentResolver#query(android.net.Uri , String[], String, String[], String) 14919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startManagingCursor 14929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final Cursor managedQuery(Uri uri, 14949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String[] projection, 14959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String selection, 14969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String[] selectionArgs, 14979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String sortOrder) 14989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 14999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Cursor c = getContentResolver().query(uri, projection, selection, selectionArgs, sortOrder); 15009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c != null) { 15019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project startManagingCursor(c); 15029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return c; 15049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 15079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wrapper around {@link Cursor#commitUpdates()} that takes care of noting 15089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that the Cursor needs to be requeried. You can call this method in 15099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onPause} or {@link #onStop} to have the system call 15109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link Cursor#requery} for you if the activity is later resumed. This 15119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * allows you to avoid determing when to do the requery yourself (which is 15129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * required for the Cursor to see any data changes that were committed with 15139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it). 15149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 15159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param c The Cursor whose changes are to be committed. 15169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 15179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #managedQuery(android.net.Uri , String[], String, String[], String) 15189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startManagingCursor 15199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see Cursor#commitUpdates() 15209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see Cursor#requery 15219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 15229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Deprecated 15249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void managedCommitUpdates(Cursor c) { 15259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mManagedCursors) { 15269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = mManagedCursors.size(); 15279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=0; i<N; i++) { 15289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ManagedCursor mc = mManagedCursors.get(i); 15299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mc.mCursor == c) { 15309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.commitUpdates(); 15319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mc.mUpdated = true; 15329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 15339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 15369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Cursor " + c + " is not currently managed"); 15379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 15419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This method allows the activity to take care of managing the given 15429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link Cursor}'s lifecycle for you based on the activity's lifecycle. 15439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * That is, when the activity is stopped it will automatically call 15449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link Cursor#deactivate} on the given Cursor, and when it is later restarted 15459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it will call {@link Cursor#requery} for you. When the activity is 15469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * destroyed, all managed Cursors will be closed automatically. 15479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 15489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param c The Cursor to be managed. 15499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 15509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #managedQuery(android.net.Uri , String[], String, String[], String) 15519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #stopManagingCursor 15529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void startManagingCursor(Cursor c) { 15549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mManagedCursors) { 15559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mManagedCursors.add(new ManagedCursor(c)); 15569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 15609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Given a Cursor that was previously given to 15619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #startManagingCursor}, stop the activity's management of that 15629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * cursor. 15639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 15649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param c The Cursor that was being managed. 15659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 15669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startManagingCursor 15679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void stopManagingCursor(Cursor c) { 15699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mManagedCursors) { 15709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = mManagedCursors.size(); 15719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=0; i<N; i++) { 15729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ManagedCursor mc = mManagedCursors.get(i); 15739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mc.mCursor == c) { 15749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mManagedCursors.remove(i); 15759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 15769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 15829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Control whether this activity is required to be persistent. By default 15839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activities are not persistent; setting this to true will prevent the 15849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * system from stopping this activity or its process when running low on 15859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * resources. 15869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 15879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><em>You should avoid using this method</em>, it has severe negative 15889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * consequences on how well the system can manage its resources. A better 15899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * approach is to implement an application service that you control with 15909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link Context#startService} and {@link Context#stopService}. 15919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 15929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param isPersistent Control whether the current activity must be 15939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * persistent, true if so, false for the normal 15949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * behavior. 15959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 15969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setPersistent(boolean isPersistent) { 15979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 15989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 15999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ActivityManagerNative.getDefault() 16009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .setPersistent(mToken, isPersistent); 16019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 16029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 16039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 16059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException("setPersistent() not yet supported for embedded activities"); 16069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Finds a view that was identified by the id attribute from the XML that 16119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * was processed in {@link #onCreate}. 16129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The view if found or null otherwise. 16149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View findViewById(int id) { 16169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getWindow().findViewById(id); 16179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the activity content from a layout resource. The resource will be 16219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * inflated, adding all top-level views to the activity. 16229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param layoutResID Resource ID to be inflated. 16249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setContentView(int layoutResID) { 16269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setContentView(layoutResID); 16279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the activity content to an explicit view. This view is placed 16319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * directly into the activity's view hierarchy. It can itself be a complex 16329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * view hierarhcy. 16339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param view The desired content to display. 16359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setContentView(View view) { 16379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setContentView(view); 16389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the activity content to an explicit view. This view is placed 16429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * directly into the activity's view hierarchy. It can itself be a complex 16439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * view hierarhcy. 16449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param view The desired content to display. 16469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params Layout parameters for the view. 16479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setContentView(View view, ViewGroup.LayoutParams params) { 16499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setContentView(view, params); 16509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Add an additional content view to the activity. Added after any existing 16549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ones in the activity -- existing views are NOT removed. 16559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param view The desired content to display. 16579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param params Layout parameters for the view. 16589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addContentView(View view, ViewGroup.LayoutParams params) { 16609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().addContentView(view, params); 16619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Use with {@link #setDefaultKeyMode} to turn off default handling of 16659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * keys. 16669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setDefaultKeyMode 16689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static public final int DEFAULT_KEYS_DISABLE = 0; 16709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Use with {@link #setDefaultKeyMode} to launch the dialer during default 16729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * key handling. 16739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setDefaultKeyMode 16759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static public final int DEFAULT_KEYS_DIALER = 1; 16779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Use with {@link #setDefaultKeyMode} to execute a menu shortcut in 16799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * default key handling. 16809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>That is, the user does not need to hold down the menu key to execute menu shortcuts. 16829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setDefaultKeyMode 16849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static public final int DEFAULT_KEYS_SHORTCUT = 2; 16869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Use with {@link #setDefaultKeyMode} to specify that unhandled keystrokes 16889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will start an application-defined search. (If the application or activity does not 16899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * actually define a search, the the keys will be ignored.) 16909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>See {@link android.app.SearchManager android.app.SearchManager} for more details. 16929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 16939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setDefaultKeyMode 16949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static public final int DEFAULT_KEYS_SEARCH_LOCAL = 3; 16969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Use with {@link #setDefaultKeyMode} to specify that unhandled keystrokes 16999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will start a global search (typically web search, but some platforms may define alternate 17009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * methods for global search) 17019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 17029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>See {@link android.app.SearchManager android.app.SearchManager} for more details. 17039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 17049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setDefaultKeyMode 17059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 17069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static public final int DEFAULT_KEYS_SEARCH_GLOBAL = 4; 17079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 17099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Select the default key handling for this activity. This controls what 17109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will happen to key events that are not otherwise handled. The default 17119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * mode ({@link #DEFAULT_KEYS_DISABLE}) will simply drop them on the 17129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * floor. Other modes allow you to launch the dialer 17139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ({@link #DEFAULT_KEYS_DIALER}), execute a shortcut in your options 17149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * menu without requiring the menu key be held down 17159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ({@link #DEFAULT_KEYS_SHORTCUT}), or launch a search ({@link #DEFAULT_KEYS_SEARCH_LOCAL} 17169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and {@link #DEFAULT_KEYS_SEARCH_GLOBAL}). 17179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 17189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note that the mode selected here does not impact the default 17199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * handling of system keys, such as the "back" and "menu" keys, and your 17209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity and its views always get a first chance to receive and handle 17219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * all application keys. 17229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 17239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param mode The desired default key mode constant. 17249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 17259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #DEFAULT_KEYS_DISABLE 17269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #DEFAULT_KEYS_DIALER 17279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #DEFAULT_KEYS_SHORTCUT 17289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #DEFAULT_KEYS_SEARCH_LOCAL 17299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #DEFAULT_KEYS_SEARCH_GLOBAL 17309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onKeyDown 17319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 17329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setDefaultKeyMode(int mode) { 17339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDefaultKeyMode = mode; 17349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Some modes use a SpannableStringBuilder to track & dispatch input events 17369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // This list must remain in sync with the switch in onKeyDown() 17379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (mode) { 17389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DEFAULT_KEYS_DISABLE: 17399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DEFAULT_KEYS_SHORTCUT: 17409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDefaultKeySsb = null; // not used in these modes 17419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 17429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DEFAULT_KEYS_DIALER: 17439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DEFAULT_KEYS_SEARCH_LOCAL: 17449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DEFAULT_KEYS_SEARCH_GLOBAL: 17459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDefaultKeySsb = new SpannableStringBuilder(); 17469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.setSelection(mDefaultKeySsb,0); 17479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 17489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 17499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException(); 17509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 17549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when a key was pressed down and not handled by any of the views 17559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * inside of the activity. So, for example, key presses while the cursor 17569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is inside a TextView will not trigger the event (unless it is a navigation 17579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to another object) because TextView handles its own key presses. 17589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 17599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>If the focused view didn't want this event, this method is called. 17609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 17619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The default implementation handles KEYCODE_BACK to stop the activity 17629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and go back, and other default key handling if configured with {@link #setDefaultKeyMode}. 17639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 17649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Return <code>true</code> to prevent this event from being propagated 17659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * further, or <code>false</code> to indicate that you have not handled 17669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this event and it should continue to be propagated. 17679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onKeyUp 17689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.view.KeyEvent 17699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 17709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onKeyDown(int keyCode, KeyEvent event) { 17719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) { 17729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project finish(); 17739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 17749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 17759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDefaultKeyMode == DEFAULT_KEYS_DISABLE) { 17779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 17789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (mDefaultKeyMode == DEFAULT_KEYS_SHORTCUT) { 17799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getWindow().performPanelShortcut(Window.FEATURE_OPTIONS_PANEL, 17809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project keyCode, event, Menu.FLAG_ALWAYS_PERFORM_CLOSE); 17819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 17829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Common code for DEFAULT_KEYS_DIALER & DEFAULT_KEYS_SEARCH_* 17839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean clearSpannable = false; 17849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean handled; 17859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((event.getRepeatCount() != 0) || event.isSystem()) { 17869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project clearSpannable = true; 17879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project handled = false; 17889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 17899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project handled = TextKeyListener.getInstance().onKeyDown(null, mDefaultKeySsb, 17909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project keyCode, event); 17919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (handled && mDefaultKeySsb.length() > 0) { 17929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // something useable has been typed - dispatch it now. 17939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final String str = mDefaultKeySsb.toString(); 17959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project clearSpannable = true; 17969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (mDefaultKeyMode) { 17989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DEFAULT_KEYS_DIALER: 17999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Intent intent = new Intent(Intent.ACTION_DIAL, Uri.parse("tel:" + str)); 18009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 18019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project startActivity(intent); 18029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 18039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DEFAULT_KEYS_SEARCH_LOCAL: 18049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project startSearch(str, false, null, false); 18059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 18069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DEFAULT_KEYS_SEARCH_GLOBAL: 18079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project startSearch(str, false, null, true); 18089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 18099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clearSpannable) { 18139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDefaultKeySsb.clear(); 18149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDefaultKeySsb.clearSpans(); 18159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.setSelection(mDefaultKeySsb,0); 18169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return handled; 18189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when a key was released and not handled by any of the views 18239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * inside of the activity. So, for example, key presses while the cursor 18249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is inside a TextView will not trigger the event (unless it is a navigation 18259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to another object) because TextView handles its own key presses. 18269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 18279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Return <code>true</code> to prevent this event from being propagated 18289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * further, or <code>false</code> to indicate that you have not handled 18299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this event and it should continue to be propagated. 18309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onKeyDown 18319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see KeyEvent 18329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onKeyUp(int keyCode, KeyEvent event) { 18349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 18359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Default implementation of {@link KeyEvent.Callback#onKeyMultiple(int, int, KeyEvent) 18399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * KeyEvent.Callback.onKeyMultiple()}: always returns false (doesn't handle 18409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the event). 18419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onKeyMultiple(int keyCode, int repeatCount, KeyEvent event) { 18439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 18449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when a touch screen event was not handled by any of the views 18489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * under it. This is most useful to process touch events that happen 18499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * outside of your window bounds, where there is no view to receive it. 18509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 18519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param event The touch screen event being processed. 18529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 18539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Return true if you have consumed the event, false if you haven't. 18549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The default implementation always returns false. 18559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onTouchEvent(MotionEvent event) { 18579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 18589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when the trackball was moved and not handled by any of the 18629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * views inside of the activity. So, for example, if the trackball moves 18639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * while focus is on a button, you will receive a call here because 18649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * buttons do not normally do anything with trackball events. The call 18659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * here happens <em>before</em> trackball movements are converted to 18669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * DPAD key events, which then get sent back to the view hierarchy, and 18679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be processed at the point for things like focus navigation. 18689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 18699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param event The trackball event being processed. 18709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 18719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Return true if you have consumed the event, false if you haven't. 18729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The default implementation always returns false. 18739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onTrackballEvent(MotionEvent event) { 18759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 18769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 18799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called whenever a key, touch, or trackball event is dispatched to the 18809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity. Implement this method if you wish to know that the user has 18819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * interacted with the device in some way while your activity is running. 18829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This callback and {@link #onUserLeaveHint} are intended to help 18839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activities manage status bar notifications intelligently; specifically, 18849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for helping activities determine the proper time to cancel a notfication. 18859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 18869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>All calls to your activity's {@link #onUserLeaveHint} callback will 18879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be accompanied by calls to {@link #onUserInteraction}. This 18889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ensures that your activity will be told of relevant user activity such 18899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as pulling down the notification pane and touching an item there. 18909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 18919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note that this callback will be invoked for the touch down action 18929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that begins a touch gesture, but may not be invoked for the touch-moved 18939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and touch-up actions that follow. 18949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 18959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onUserLeaveHint() 18969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 18979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onUserInteraction() { 18989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 18999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onWindowAttributesChanged(WindowManager.LayoutParams params) { 19019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Update window manager if: we have a view, that view is 19029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // attached to its parent (which will be a RootView), and 19039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // this activity is not embedded. 19049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 19059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View decor = mDecor; 19069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (decor != null && decor.getParent() != null) { 19079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindowManager().updateViewLayout(decor, params); 19089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onContentChanged() { 19139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when the current {@link Window} of the activity gains or loses 19179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * focus. This is the best indicator of whether this activity is visible 19189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to the user. 19199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note that this provides information what global focus state, which 19219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is managed independently of activity lifecycles. As such, while focus 19229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * changes will generally have some relation to lifecycle changes (an 19239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity that is stopped will not generally get window focus), you 19249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should not rely on any particular order between the callbacks here and 19259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * those in the other lifecycle methods such as {@link #onResume}. 19269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>As a general rule, however, a resumed activity will have window 19289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * focus... unless it has displayed other dialogs or popups that take 19299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * input focus, in which case the activity itself will not have focus 19309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * when the other windows have it. Likewise, the system may display 19319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * system-level windows (such as the status bar notification panel or 19329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a system alert) which will temporarily take window input focus without 19339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * pausing the foreground activity. 19349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param hasFocus Whether the window of this activity has focus. 19369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #hasWindowFocus() 19389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onResume 19399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onWindowFocusChanged(boolean hasFocus) { 19419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns true if this activity's <em>main</em> window currently has window focus. 19459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that this is not the same as the view itself having focus. 19469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return True if this activity's main window currently has window focus. 19489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onWindowAttributesChanged(android.view.WindowManager.LayoutParams) 19509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean hasWindowFocus() { 19529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Window w = getWindow(); 19539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w != null) { 19549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View d = w.getDecorView(); 19559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 19569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return d.hasWindowFocus(); 19579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 19609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called to process key events. You can override this to intercept all 19649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * key events before they are dispatched to the window. Be sure to call 19659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this implementation for key events that should be handled normally. 19669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param event The key event. 19689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return boolean Return true if this event was consumed. 19709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean dispatchKeyEvent(KeyEvent event) { 19729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onUserInteraction(); 19739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getWindow().superDispatchKeyEvent(event)) { 19749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 19759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return event.dispatch(this); 19779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 19809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called to process touch screen events. You can override this to 19819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * intercept all touch screen events before they are dispatched to the 19829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * window. Be sure to call this implementation for touch screen events 19839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that should be handled normally. 19849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param ev The touch screen event. 19869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 19879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return boolean Return true if this event was consumed. 19889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 19899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean dispatchTouchEvent(MotionEvent ev) { 19909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ev.getAction() == MotionEvent.ACTION_DOWN) { 19919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onUserInteraction(); 19929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getWindow().superDispatchTouchEvent(ev)) { 19949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 19959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return onTouchEvent(ev); 19979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 19989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called to process trackball events. You can override this to 20019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * intercept all trackball events before they are dispatched to the 20029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * window. Be sure to call this implementation for trackball events 20039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that should be handled normally. 20049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param ev The trackball event. 20069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return boolean Return true if this event was consumed. 20089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean dispatchTrackballEvent(MotionEvent ev) { 20109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onUserInteraction(); 20119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getWindow().superDispatchTrackballEvent(ev)) { 20129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 20139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return onTrackballEvent(ev); 20159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Default implementation of 20199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window.Callback#onCreatePanelView} 20209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for activities. This 20219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * simply returns null so that all panel sub-windows will have the default 20229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * menu behavior. 20239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View onCreatePanelView(int featureId) { 20259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 20269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Default implementation of 20309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window.Callback#onCreatePanelMenu} 20319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for activities. This calls through to the new 20329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onCreateOptionsMenu} method for the 20339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window#FEATURE_OPTIONS_PANEL} panel, 20349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * so that subclasses of Activity don't need to deal with feature codes. 20359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onCreatePanelMenu(int featureId, Menu menu) { 20379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (featureId == Window.FEATURE_OPTIONS_PANEL) { 20389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return onCreateOptionsMenu(menu); 20399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 20419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Default implementation of 20459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window.Callback#onPreparePanel} 20469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for activities. This 20479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * calls through to the new {@link #onPrepareOptionsMenu} method for the 20489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window#FEATURE_OPTIONS_PANEL} 20499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * panel, so that subclasses of 20509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Activity don't need to deal with feature codes. 20519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onPreparePanel(int featureId, View view, Menu menu) { 20539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (featureId == Window.FEATURE_OPTIONS_PANEL && menu != null) { 20549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean goforit = onPrepareOptionsMenu(menu); 20559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return goforit && menu.hasVisibleItems(); 20569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 20589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@inheritDoc} 20629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 20639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The default implementation returns true. 20649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onMenuOpened(int featureId, Menu menu) { 20669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 20679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Default implementation of 20719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window.Callback#onMenuItemSelected} 20729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for activities. This calls through to the new 20739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onOptionsItemSelected} method for the 20749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window#FEATURE_OPTIONS_PANEL} 20759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * panel, so that subclasses of 20769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Activity don't need to deal with feature codes. 20779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 20789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onMenuItemSelected(int featureId, MenuItem item) { 20799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (featureId) { 20809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case Window.FEATURE_OPTIONS_PANEL: 20819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Put event logging here so it gets called even if subclass 20829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // doesn't call through to superclass's implmeentation of each 20839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // of these methods below 20849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EventLog.writeEvent(50000, 0, item.getTitleCondensed()); 20859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return onOptionsItemSelected(item); 20869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case Window.FEATURE_CONTEXT_MENU: 20889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EventLog.writeEvent(50000, 1, item.getTitleCondensed()); 20899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return onContextItemSelected(item); 20909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 20929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 20939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 20969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 20979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Default implementation of 20989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window.Callback#onPanelClosed(int, Menu)} for 20999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activities. This calls through to {@link #onOptionsMenuClosed(Menu)} 21009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * method for the {@link android.view.Window#FEATURE_OPTIONS_PANEL} panel, 21019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * so that subclasses of Activity don't need to deal with feature codes. 21029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * For context menus ({@link Window#FEATURE_CONTEXT_MENU}), the 21039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onContextMenuClosed(Menu)} will be called. 21049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onPanelClosed(int featureId, Menu menu) { 21069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (featureId) { 21079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case Window.FEATURE_OPTIONS_PANEL: 21089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onOptionsMenuClosed(menu); 21099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 21109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case Window.FEATURE_CONTEXT_MENU: 21129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onContextMenuClosed(menu); 21139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 21149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 21189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Initialize the contents of the Activity's standard options menu. You 21199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * should place your menu items in to <var>menu</var>. 21209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This is only called once, the first time the options menu is 21229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * displayed. To update the menu every time it is displayed, see 21239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onPrepareOptionsMenu}. 21249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The default implementation populates the menu with standard system 21269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * menu items. These are placed in the {@link Menu#CATEGORY_SYSTEM} group so that 21279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * they will be correctly ordered with application-defined menu items. 21289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Deriving classes should always call through to the base implementation. 21299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>You can safely hold on to <var>menu</var> (and any items created 21319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * from it), making modifications to it as desired, until the next 21329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * time onCreateOptionsMenu() is called. 21339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>When you add items to the menu, you can implement the Activity's 21359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onOptionsItemSelected} method to handle them there. 21369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param menu The options menu in which you place your items. 21389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return You must return true for the menu to be displayed; 21409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if you return false it will not be shown. 21419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPrepareOptionsMenu 21439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onOptionsItemSelected 21449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onCreateOptionsMenu(Menu menu) { 21469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent != null) { 21479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mParent.onCreateOptionsMenu(menu); 21489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 21509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 21539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Prepare the Screen's standard options menu to be displayed. This is 21549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called right before the menu is shown, every time it is shown. You can 21559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * use this method to efficiently enable/disable items or otherwise 21569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * dynamically modify the contents. 21579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The default implementation updates the system menu items based on the 21599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity's state. Deriving classes should always call through to the 21609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * base class implementation. 21619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param menu The options menu as last shown or first initialized by 21639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * onCreateOptionsMenu(). 21649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return You must return true for the menu to be displayed; 21669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if you return false it will not be shown. 21679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreateOptionsMenu 21699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onPrepareOptionsMenu(Menu menu) { 21719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent != null) { 21729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mParent.onPrepareOptionsMenu(menu); 21739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 21759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 21779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 21789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This hook is called whenever an item in your options menu is selected. 21799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The default implementation simply returns false to have the normal 21809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * processing happen (calling the item's Runnable or sending a message to 21819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * its Handler as appropriate). You can use this method for any items 21829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for which you would like to do processing without those other 21839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * facilities. 21849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Derived classes should call through to the base class for it to 21869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * perform the default menu handling. 21879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param item The menu item that was selected. 21899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return boolean Return false to allow normal menu processing to 21919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * proceed, true to consume it here. 21929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 21939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreateOptionsMenu 21949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 21959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onOptionsItemSelected(MenuItem item) { 21969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent != null) { 21979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mParent.onOptionsItemSelected(item); 21989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 21999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 22009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This hook is called whenever the options menu is being closed (either by the user canceling 22049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the menu with the back/menu button, or when an item is selected). 22059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 22069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param menu The options menu as last shown or first initialized by 22079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * onCreateOptionsMenu(). 22089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onOptionsMenuClosed(Menu menu) { 22109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent != null) { 22119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent.onOptionsMenuClosed(menu); 22129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Programmatically opens the options menu. If the options menu is already 22179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * open, this method does nothing. 22189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void openOptionsMenu() { 22209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.openPanel(Window.FEATURE_OPTIONS_PANEL, null); 22219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Progammatically closes the options menu. If the options menu is already 22259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * closed, this method does nothing. 22269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void closeOptionsMenu() { 22289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.closePanel(Window.FEATURE_OPTIONS_PANEL); 22299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when a context menu for the {@code view} is about to be shown. 22339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unlike {@link #onCreateOptionsMenu(Menu)}, this will be called every 22349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * time the context menu is about to be shown and should be populated for 22359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the view (or item inside the view for {@link AdapterView} subclasses, 22369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this can be found in the {@code menuInfo})). 22379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 22389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Use {@link #onContextItemSelected(android.view.MenuItem)} to know when an 22399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * item has been selected. 22409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 22419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * It is not safe to hold onto the context menu after this method returns. 22429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@inheritDoc} 22439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { 22459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Registers a context menu to be shown for the given view (multiple views 22499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can show the context menu). This method will set the 22509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link OnCreateContextMenuListener} on the view to this activity, so 22519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onCreateContextMenu(ContextMenu, View, ContextMenuInfo)} will be 22529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called when it is time to show the context menu. 22539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 22549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #unregisterForContextMenu(View) 22559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param view The view that should show a context menu. 22569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void registerForContextMenu(View view) { 22589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project view.setOnCreateContextMenuListener(this); 22599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Prevents a context menu to be shown for the given view. This method will remove the 22639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link OnCreateContextMenuListener} on the view. 22649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 22659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #registerForContextMenu(View) 22669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param view The view that should stop showing a context menu. 22679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unregisterForContextMenu(View view) { 22699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project view.setOnCreateContextMenuListener(null); 22709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Programmatically opens the context menu for a particular {@code view}. 22749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The {@code view} should have been added via 22759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #registerForContextMenu(View)}. 22769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 22779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param view The view to show the context menu for. 22789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void openContextMenu(View view) { 22809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project view.showContextMenu(); 22819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Programmatically closes the most recently opened context menu, if showing. 22859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 22869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void closeContextMenu() { 22879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.closePanel(Window.FEATURE_CONTEXT_MENU); 22889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 22919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This hook is called whenever an item in a context menu is selected. The 22929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * default implementation simply returns false to have the normal processing 22939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * happen (calling the item's Runnable or sending a message to its Handler 22949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as appropriate). You can use this method for any items for which you 22959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * would like to do processing without those other facilities. 22969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 22979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Use {@link MenuItem#getMenuInfo()} to get extra information set by the 22989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * View that added this menu item. 22999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 23009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Derived classes should call through to the base class for it to perform 23019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the default menu handling. 23029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param item The context menu item that was selected. 23049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return boolean Return false to allow normal context menu processing to 23059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * proceed, true to consume it here. 23069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onContextItemSelected(MenuItem item) { 23089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent != null) { 23099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mParent.onContextItemSelected(item); 23109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 23129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 23159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This hook is called whenever the context menu is being closed (either by 23169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the user canceling the menu with the back/menu button, or when an item is 23179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * selected). 23189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param menu The context menu that is being closed. 23209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onContextMenuClosed(Menu menu) { 23229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent != null) { 23239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent.onContextMenuClosed(menu); 23249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 23289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback for creating dialogs that are managed (saved and restored) for you 23299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * by the activity. 23309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If you use {@link #showDialog(int)}, the activity will call through to 23329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this method the first time, and hang onto it thereafter. Any dialog 23339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that is created by this method will automatically be saved and restored 23349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for you, including whether it is showing. 23359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If you would like the activity to manage the saving and restoring dialogs 23379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for you, you should override this method and handle any ids that are 23389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * passed to {@link #showDialog}. 23399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If you would like an opportunity to prepare your dialog before it is shown, 23419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * override {@link #onPrepareDialog(int, Dialog)}. 23429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param id The id of the dialog. 23449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The dialog 23459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPrepareDialog(int, Dialog) 23479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #showDialog(int) 23489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #dismissDialog(int) 23499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #removeDialog(int) 23509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected Dialog onCreateDialog(int id) { 23529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 23539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 23569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Provides an opportunity to prepare a managed dialog before it is being 23579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * shown. 23589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 23599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Override this if you need to update a managed dialog based on the state 23609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of the application each time it is shown. For example, a time picker 23619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * dialog might want to be updated with the current time. You should call 23629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * through to the superclass's implementation. The default implementation 23639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will set this Activity as the owner activity on the Dialog. 23649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param id The id of the managed dialog. 23669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param dialog The dialog. 23679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreateDialog(int) 23689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #showDialog(int) 23699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #dismissDialog(int) 23709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #removeDialog(int) 23719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onPrepareDialog(int id, Dialog dialog) { 23739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialog.setOwnerActivity(this); 23749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 23779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Show a dialog managed by this activity. A call to {@link #onCreateDialog(int)} 23789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be made with the same id the first time this is called for a given 23799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * id. From thereafter, the dialog will be automatically saved and restored. 23809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Each time a dialog is shown, {@link #onPrepareDialog(int, Dialog)} will 23829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be made to provide an opportunity to do any timely preparation. 23839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param id The id of the managed dialog. 23859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 23869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreateDialog(int) 23879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPrepareDialog(int, Dialog) 23889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #dismissDialog(int) 23899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #removeDialog(int) 23909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 23919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void showDialog(int id) { 23929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mManagedDialogs == null) { 23939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mManagedDialogs = new SparseArray<Dialog>(); 23949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 23959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Dialog dialog = mManagedDialogs.get(id); 23969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dialog == null) { 23979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialog = onCreateDialog(id); 23989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dialog == null) { 23999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException("Activity#onCreateDialog did " 24009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "not create a dialog for id " + id); 24019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialog.dispatchOnCreate(null); 24039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mManagedDialogs.put(id, dialog); 24049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onPrepareDialog(id, dialog); 24079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialog.show(); 24089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Dismiss a dialog that was previously shown via {@link #showDialog(int)}. 24129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param id The id of the managed dialog. 24149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalArgumentException if the id was not previously shown via 24169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #showDialog(int)}. 24179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreateDialog(int) 24199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPrepareDialog(int, Dialog) 24209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #showDialog(int) 24219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #removeDialog(int) 24229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void dismissDialog(int id) { 24249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mManagedDialogs == null) { 24259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw missingDialog(id); 24269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Dialog dialog = mManagedDialogs.get(id); 24299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dialog == null) { 24309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw missingDialog(id); 24319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialog.dismiss(); 24339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates an exception to throw if a user passed in a dialog id that is 24379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * unexpected. 24389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private IllegalArgumentException missingDialog(int id) { 24409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new IllegalArgumentException("no dialog with id " + id + " was ever " 24419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "shown via Activity#showDialog"); 24429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Removes any internal references to a dialog managed by this Activity. 24469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If the dialog is showing, it will dismiss it as part of the clean up. 24479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This can be useful if you know that you will never show a dialog again and 24499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * want to avoid the overhead of saving and restoring it in the future. 24509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param id The id of the managed dialog. 24529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onCreateDialog(int) 24549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onPrepareDialog(int, Dialog) 24559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #showDialog(int) 24569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #dismissDialog(int) 24579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void removeDialog(int id) { 24599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mManagedDialogs == null) { 24619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 24629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Dialog dialog = mManagedDialogs.get(id); 24659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dialog == null) { 24669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 24679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dialog.dismiss(); 24709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mManagedDialogs.remove(id); 24719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This hook is called when the user signals the desire to start a search. 24759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>You can use this function as a simple way to launch the search UI, in response to a 24779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * menu item, search button, or other widgets within your activity. Unless overidden, 24789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * calling this function is the same as calling: 24799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The default implementation simply calls 24809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #startSearch startSearch(null, false, null, false)}, launching a local search. 24819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>You can override this function to force global search, e.g. in response to a dedicated 24839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * search key, or to block search entirely (by simply returning false). 24849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns true if search launched, false if activity blocks it 24869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.app.SearchManager 24889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 24899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onSearchRequested() { 24909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project startSearch(null, false, null, false); 24919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 24929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 24939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 24949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 24959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This hook is called to launch the search UI. 24969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 24979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>It is typically called from onSearchRequested(), either directly from 24989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Activity.onSearchRequested() or from an overridden version in any given 24999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Activity. If your goal is simply to activate search, it is preferred to call 25009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * onSearchRequested(), which may have been overriden elsewhere in your Activity. If your goal 25019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is to inject specific data such as context data, it is preferred to <i>override</i> 25029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * onSearchRequested(), so that any callers to it will benefit from the override. 25039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 25049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param initialQuery Any non-null non-empty string will be inserted as 25059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * pre-entered text in the search query box. 25069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param selectInitialQuery If true, the intial query will be preselected, which means that 25079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * any further typing will replace it. This is useful for cases where an entire pre-formed 25089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * query is being inserted. If false, the selection point will be placed at the end of the 25099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * inserted query. This is useful when the inserted query is text that the user entered, 25109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and the user would expect to be able to keep typing. <i>This parameter is only meaningful 25119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if initialQuery is a non-empty string.</i> 25129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param appSearchData An application can insert application-specific 25139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * context here, in order to improve quality or specificity of its own 25149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * searches. This data will be returned with SEARCH intent(s). Null if 25159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * no extra data is required. 25169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param globalSearch If false, this will only launch the search that has been specifically 25179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * defined by the application (which is usually defined as a local search). If no default 25189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * search is defined in the current application or activity, no search will be launched. 25199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If true, this will always launch a platform-global (e.g. web-based) search instead. 25209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 25219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.app.SearchManager 25229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #onSearchRequested 25239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void startSearch(String initialQuery, boolean selectInitialQuery, 25259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Bundle appSearchData, boolean globalSearch) { 25269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // activate the search manager and start it up! 25279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SearchManager searchManager = (SearchManager) 25289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getSystemService(Context.SEARCH_SERVICE); 25299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project searchManager.startSearch(initialQuery, selectInitialQuery, getComponentName(), 25309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project appSearchData, globalSearch); 25319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Request that key events come to this activity. Use this if your 25359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity has no views with focus, but the activity still wants 25369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a chance to process key events. 25379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 25389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.view.Window#takeKeyEvents 25399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void takeKeyEvents(boolean get) { 25419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().takeKeyEvents(get); 25429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Enable extended window features. This is a convenience for calling 25469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window#requestFeature getWindow().requestFeature()}. 25479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 25489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param featureId The desired feature as defined in 25499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window}. 25509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns true if the requested feature is supported and now 25519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * enabled. 25529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 25539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.view.Window#requestFeature 25549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final boolean requestWindowFeature(int featureId) { 25569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getWindow().requestFeature(featureId); 25579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Convenience for calling 25619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window#setFeatureDrawableResource}. 25629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setFeatureDrawableResource(int featureId, int resId) { 25649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setFeatureDrawableResource(featureId, resId); 25659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Convenience for calling 25699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window#setFeatureDrawableUri}. 25709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setFeatureDrawableUri(int featureId, Uri uri) { 25729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setFeatureDrawableUri(featureId, uri); 25739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Convenience for calling 25779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window#setFeatureDrawable(int, Drawable)}. 25789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setFeatureDrawable(int featureId, Drawable drawable) { 25809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setFeatureDrawable(featureId, drawable); 25819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Convenience for calling 25859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window#setFeatureDrawableAlpha}. 25869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setFeatureDrawableAlpha(int featureId, int alpha) { 25889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setFeatureDrawableAlpha(featureId, alpha); 25899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 25929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Convenience for calling 25939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.view.Window#getLayoutInflater}. 25949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 25959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public LayoutInflater getLayoutInflater() { 25969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getWindow().getLayoutInflater(); 25979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 25989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns a {@link MenuInflater} with this context. 26019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public MenuInflater getMenuInflater() { 26039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new MenuInflater(this); 26049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 26079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onApplyThemeResource(Resources.Theme theme, 26089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int resid, 26099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean first) 26109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 26119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 26129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onApplyThemeResource(theme, resid, first); 26139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 26149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 26159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project theme.setTo(mParent.getTheme()); 26169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception e) { 26179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 26189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project theme.applyStyle(resid, false); 26209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Launch an activity for which you would like a result when it finished. 26259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * When this activity exits, your 26269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * onActivityResult() method will be called with the given requestCode. 26279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Using a negative requestCode is the same as calling 26289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #startActivity} (the activity is not launched as a sub-activity). 26299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note that this method should only be used with Intent protocols 26319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that are defined to return a result. In other protocols (such as 26329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link Intent#ACTION_MAIN} or {@link Intent#ACTION_VIEW}), you may 26339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * not get the result when you expect. For example, if the activity you 26349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are launching uses the singleTask launch mode, it will not run in your 26359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * task and thus you will immediately receive a cancel result. 26369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>As a special case, if you call startActivityForResult() with a requestCode 26389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * >= 0 during the initial onCreate(Bundle savedInstanceState)/onResume() of your 26399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity, then your window will not be displayed until a result is 26409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * returned back from the started activity. This is to avoid visible 26419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * flickering when redirecting to another activity. 26429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This method throws {@link android.content.ActivityNotFoundException} 26449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if there was no Activity found to run the given Intent. 26459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param intent The intent to start. 26479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param requestCode If >= 0, this code will be returned in 26489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * onActivityResult() when the activity exits. 26499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws android.content.ActivityNotFoundException 26519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startActivity 26539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void startActivityForResult(Intent intent, int requestCode) { 26559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 26569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Instrumentation.ActivityResult ar = 26579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation.execStartActivity( 26589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this, mMainThread.getApplicationThread(), mToken, this, 26599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project intent, requestCode); 26609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ar != null) { 26619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMainThread.sendActivityResult( 26629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mToken, mEmbeddedID, requestCode, ar.getResultCode(), 26639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ar.getResultData()); 26649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (requestCode >= 0) { 26669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // If this start is requesting a result, we can avoid making 26679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the activity visible until the result is received. Setting 26689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // this code during onCreate(Bundle savedInstanceState) or onResume() will keep the 26699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // activity hidden during this time, to avoid flickering. 26709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // This can only be done when a result is requested because 26719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // that guarantees we will get information back when the 26729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // activity is finished, no matter what happens to it. 26739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mStartedActivity = true; 26749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 26769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent.startActivityFromChild(this, intent, requestCode); 26779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 26799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 26809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 26819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Launch a new activity. You will not receive any information about when 26829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the activity exits. This implementation overrides the base version, 26839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * providing information about 26849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the activity performing the launch. Because of this additional 26859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * information, the {@link Intent#FLAG_ACTIVITY_NEW_TASK} launch flag is not 26869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * required; if not specified, the new activity will be added to the 26879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * task of the caller. 26889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This method throws {@link android.content.ActivityNotFoundException} 26909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if there was no Activity found to run the given Intent. 26919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param intent The intent to start. 26939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws android.content.ActivityNotFoundException 26959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 26969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startActivityForResult 26979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 26989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 26999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void startActivity(Intent intent) { 27009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project startActivityForResult(intent, -1); 27019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A special variation to launch an activity only if a new activity 27059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * instance is needed to handle the given Intent. In other words, this is 27069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * just like {@link #startActivityForResult(Intent, int)} except: if you are 27079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * using the {@link Intent#FLAG_ACTIVITY_SINGLE_TOP} flag, or 27089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * singleTask or singleTop 27099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.R.styleable#AndroidManifestActivity_launchMode launchMode}, 27109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and the activity 27119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that handles <var>intent</var> is the same as your currently running 27129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity, then a new instance is not needed. In this case, instead of 27139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the normal behavior of calling {@link #onNewIntent} this function will 27149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * return and you can handle the Intent yourself. 27159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This function can only be called from a top-level activity; if it is 27179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called from a child activity, a runtime exception will be thrown. 27189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param intent The intent to start. 27209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param requestCode If >= 0, this code will be returned in 27219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * onActivityResult() when the activity exits, as described in 27229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #startActivityForResult}. 27239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return If a new activity was launched then true is returned; otherwise 27259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * false is returned and you must handle the Intent yourself. 27269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startActivity 27289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startActivityForResult 27299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean startActivityIfNeeded(Intent intent, int requestCode) { 27319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 27329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int result = IActivityManager.START_RETURN_INTENT_TO_CALLER; 27339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 27349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = ActivityManagerNative.getDefault() 27359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .startActivity(mMainThread.getApplicationThread(), 27369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project intent, intent.resolveTypeIfNeeded( 27379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getContentResolver()), 27389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project null, 0, 27399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mToken, mEmbeddedID, requestCode, true, false); 27409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 27419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 27429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Instrumentation.checkStartActivityResult(result, intent); 27459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (requestCode >= 0) { 27479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // If this start is requesting a result, we can avoid making 27489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the activity visible until the result is received. Setting 27499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // this code during onCreate(Bundle savedInstanceState) or onResume() will keep the 27509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // activity hidden during this time, to avoid flickering. 27519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // This can only be done when a result is requested because 27529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // that guarantees we will get information back when the 27539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // activity is finished, no matter what happens to it. 27549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mStartedActivity = true; 27559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result != IActivityManager.START_RETURN_INTENT_TO_CALLER; 27579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new UnsupportedOperationException( 27609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "startActivityIfNeeded can only be called from a top-level activity"); 27619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Special version of starting an activity, for use when you are replacing 27659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * other activity components. You can use this to hand the Intent off 27669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to the next Activity that can handle it. You typically call this in 27679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onCreate} with the Intent returned by {@link #getIntent}. 27689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param intent The intent to dispatch to the next activity. For 27709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * correct behavior, this must be the same as the Intent that started 27719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * your own activity; the only changes you can make are to the extras 27729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * inside of it. 27739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns a boolean indicating whether there was another Activity 27759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to start: true if there was a next activity to start, false if there 27769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * wasn't. In general, if true is returned you will then want to call 27779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * finish() on yourself. 27789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 27799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean startNextMatchingActivity(Intent intent) { 27809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 27819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 27829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ActivityManagerNative.getDefault() 27839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .startNextMatchingActivity(mToken, intent); 27849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 27859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 27869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 27889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new UnsupportedOperationException( 27919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "startNextMatchingActivity can only be called from a top-level activity"); 27929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 27939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 27949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 27959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is called when a child activity of this one calls its 27969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #startActivity} or {@link #startActivityForResult} method. 27979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 27989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>This method throws {@link android.content.ActivityNotFoundException} 27999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if there was no Activity found to run the given Intent. 28009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child The activity making the call. 28029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param intent The intent to start. 28039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param requestCode Reply request code. < 0 if reply is not requested. 28049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws android.content.ActivityNotFoundException 28069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startActivity 28089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startActivityForResult 28099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void startActivityFromChild(Activity child, Intent intent, 28119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int requestCode) { 28129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Instrumentation.ActivityResult ar = 28139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation.execStartActivity( 28149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this, mMainThread.getApplicationThread(), mToken, child, 28159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project intent, requestCode); 28169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ar != null) { 28179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMainThread.sendActivityResult( 28189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mToken, child.mEmbeddedID, requestCode, 28199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ar.getResultCode(), ar.getResultData()); 28209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Call this to set the result that your activity will return to its 28259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * caller. 28269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param resultCode The result code to propagate back to the originating 28289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity, often RESULT_CANCELED or RESULT_OK 28299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #RESULT_CANCELED 28319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #RESULT_OK 28329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #RESULT_FIRST_USER 28339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setResult(int, Intent) 28349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setResult(int resultCode) { 28369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (this) { 28379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResultCode = resultCode; 28389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResultData = null; 28399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Call this to set the result that your activity will return to its 28449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * caller. 28459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param resultCode The result code to propagate back to the originating 28479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity, often RESULT_CANCELED or RESULT_OK 28489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data The data to propagate back to the originating activity. 28499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #RESULT_CANCELED 28519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #RESULT_OK 28529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #RESULT_FIRST_USER 28539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setResult(int) 28549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setResult(int resultCode, Intent data) { 28569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (this) { 28579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResultCode = resultCode; 28589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResultData = data; 28599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the name of the package that invoked this activity. This is who 28649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the data in {@link #setResult setResult()} will be sent to. You can 28659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * use this information to validate that the recipient is allowed to 28669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * receive the data. 28679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note: if the calling activity is not expecting a result (that is it 28699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * did not use the {@link #startActivityForResult} 28709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * form that includes a request code), then the calling package will be 28719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * null. 28729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The package of the activity that will receive your 28749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * reply, or null if none. 28759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String getCallingPackage() { 28779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 28789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ActivityManagerNative.getDefault().getCallingPackage(mToken); 28799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 28809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 28819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 28859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the name of the activity that invoked this activity. This is 28869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * who the data in {@link #setResult setResult()} will be sent to. You 28879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can use this information to validate that the recipient is allowed to 28889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * receive the data. 28899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Note: if the calling activity is not expecting a result (that is it 28919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * did not use the {@link #startActivityForResult} 28929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * form that includes a request code), then the calling package will be 28939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * null. 28949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 28959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return String The full name of the activity that will receive your 28969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * reply, or null if none. 28979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 28989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ComponentName getCallingActivity() { 28999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 29009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ActivityManagerNative.getDefault().getCallingActivity(mToken); 29019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 29029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 29039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Control whether this activity's main window is visible. This is intended 29089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * only for the special case of an activity that is not going to show a 29099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * UI itself, but can't just finish prior to onResume() because it needs 29109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to wait for a service binding or such. Setting this to false allows 29119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you to prevent your UI from being shown during that time. 29129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>The default value for this is taken from the 29149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.R.attr#windowNoDisplay} attribute of the activity's theme. 29159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setVisible(boolean visible) { 29179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mVisibleFromClient != visible) { 29189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mVisibleFromClient = visible; 29199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mVisibleFromServer) { 29209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (visible) makeVisible(); 29219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else mDecor.setVisibility(View.INVISIBLE); 29229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void makeVisible() { 29279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mWindowAdded) { 29289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ViewManager wm = getWindowManager(); 29299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project wm.addView(mDecor, getWindow().getAttributes()); 29309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindowAdded = true; 29319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDecor.setVisibility(View.VISIBLE); 29339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Check to see whether this activity is in the process of finishing, 29379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * either because you called {@link #finish} on it or someone else 29389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * has requested that it finished. This is often used in 29399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onPause} to determine whether the activity is simply pausing or 29409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * completely finishing. 29419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return If the activity is finishing, returns true; else returns false. 29439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #finish 29459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isFinishing() { 29479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mFinished; 29489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Call this when your activity is done and should be closed. The 29529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ActivityResult is propagated back to whoever launched you via 29539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * onActivityResult(). 29549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void finish() { 29569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 29579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int resultCode; 29589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Intent resultData; 29599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (this) { 29609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resultCode = mResultCode; 29619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resultData = mResultData; 29629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Config.LOGV) Log.v(TAG, "Finishing self: token=" + mToken); 29649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 29659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ActivityManagerNative.getDefault() 29669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .finishActivity(mToken, resultCode, resultData)) { 29679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFinished = true; 29689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 29709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 29719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 29739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent.finishFromChild(this); 29749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is called when a child activity of this one calls its 29799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #finish} method. The default implementation simply calls 29809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * finish() on this activity (the parent), finishing the entire group. 29819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child The activity making the call. 29839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #finish 29859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void finishFromChild(Activity child) { 29879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project finish(); 29889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 29899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 29919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Force finish another activity that you had previously started with 29929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #startActivityForResult}. 29939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 29949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param requestCode The request code of the activity that you had 29959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * given to startActivityForResult(). If there are multiple 29969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activities started with this request code, they 29979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will all be finished. 29989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 29999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void finishActivity(int requestCode) { 30009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 30019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 30029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ActivityManagerNative.getDefault() 30039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .finishSubActivity(mToken, mEmbeddedID, requestCode); 30049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 30059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 30069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 30089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent.finishActivityFromChild(this, requestCode); 30099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is called when a child activity of this one calls its 30149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * finishActivity(). 30159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 30169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child The activity making the call. 30179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param requestCode Request code that had been used to start the 30189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity. 30199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void finishActivityFromChild(Activity child, int requestCode) { 30219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 30229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ActivityManagerNative.getDefault() 30239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .finishSubActivity(mToken, child.mEmbeddedID, requestCode); 30249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 30259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 30269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when an activity you launched exits, giving you the requestCode 30319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you started it with, the resultCode it returned, and any additional 30329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * data from it. The <var>resultCode</var> will be 30339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #RESULT_CANCELED} if the activity explicitly returned that, 30349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * didn't return any result, or crashed during its operation. 30359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 30369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>You will receive this call immediately before onResume() when your 30379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * activity is re-starting. 30389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 30399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param requestCode The integer request code originally supplied to 30409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * startActivityForResult(), allowing you to identify who this 30419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * result came from. 30429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param resultCode The integer result code returned by the child activity 30439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * through its setResult(). 30449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data An Intent, which can return result data to the caller 30459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (various data can be attached to Intent "extras"). 30469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 30479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #startActivityForResult 30489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #createPendingResult 30499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setResult(int) 30509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onActivityResult(int requestCode, int resultCode, 30529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Intent data) { 30539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a new PendingIntent object which you can hand to others 30579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for them to use to send result data back to your 30589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #onActivityResult} callback. The created object will be either 30599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * one-shot (becoming invalid after a result is sent back) or multiple 30609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (allowing any number of results to be sent through it). 30619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 30629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param requestCode Private request code for the sender that will be 30639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * associated with the result data when it is returned. The sender can not 30649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * modify this value, allowing you to identify incoming results. 30659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param data Default data to supply in the result, which may be modified 30669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * by the sender. 30679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param flags May be {@link PendingIntent#FLAG_ONE_SHOT PendingIntent.FLAG_ONE_SHOT}, 30689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link PendingIntent#FLAG_NO_CREATE PendingIntent.FLAG_NO_CREATE}, 30699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link PendingIntent#FLAG_CANCEL_CURRENT PendingIntent.FLAG_CANCEL_CURRENT}, 30709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link PendingIntent#FLAG_UPDATE_CURRENT PendingIntent.FLAG_UPDATE_CURRENT}, 30719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or any of the flags as supported by 30729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link Intent#fillIn Intent.fillIn()} to control which unspecified parts 30739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of the intent that can be supplied when the actual send happens. 30749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 30759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns an existing or new PendingIntent matching the given 30769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * parameters. May return null only if 30779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link PendingIntent#FLAG_NO_CREATE PendingIntent.FLAG_NO_CREATE} has been 30789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * supplied. 30799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 30809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see PendingIntent 30819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 30829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public PendingIntent createPendingResult(int requestCode, Intent data, 30839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int flags) { 30849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String packageName = getPackageName(); 30859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 30869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project IIntentSender target = 30879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ActivityManagerNative.getDefault().getIntentSender( 30889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project IActivityManager.INTENT_SENDER_ACTIVITY_RESULT, packageName, 30899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent == null ? mToken : mParent.mToken, 30909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEmbeddedID, requestCode, data, null, flags); 30919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return target != null ? new PendingIntent(target) : null; 30929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 30939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 30949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 30969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 30979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 30999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Change the desired orientation of this activity. If the activity 31009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is currently in the foreground or otherwise impacting the screen 31019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * orientation, the screen will immediately be changed (possibly causing 31029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the activity to be restarted). Otherwise, this will be used the next 31039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * time the activity is visible. 31049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 31059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param requestedOrientation An orientation constant as used in 31069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link ActivityInfo#screenOrientation ActivityInfo.screenOrientation}. 31079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setRequestedOrientation(int requestedOrientation) { 31099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 31109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 31119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ActivityManagerNative.getDefault().setRequestedOrientation( 31129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mToken, requestedOrientation); 31139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 31149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 31159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 31179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent.setRequestedOrientation(requestedOrientation); 31189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the current requested orientation of the activity. This will 31239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * either be the orientation requested in its component's manifest, or 31249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the last requested orientation given to 31259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #setRequestedOrientation(int)}. 31269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 31279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns an orientation constant as used in 31289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link ActivityInfo#screenOrientation ActivityInfo.screenOrientation}. 31299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getRequestedOrientation() { 31319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent == null) { 31329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 31339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ActivityManagerNative.getDefault() 31349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .getRequestedOrientation(mToken); 31359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 31369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 31379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 31399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mParent.getRequestedOrientation(); 31409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; 31429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the identifier of the task this activity is in. This identifier 31469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will remain the same for the lifetime of the activity. 31479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 31489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Task identifier, an opaque integer. 31499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getTaskId() { 31519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 31529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ActivityManagerNative.getDefault() 31539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .getTaskForActivity(mToken, false); 31549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 31559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 31569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return whether this activity is the root of a task. The root is the 31619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * first activity in a task. 31629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 31639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return True if this is the root activity, else false. 31649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isTaskRoot() { 31669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 31679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ActivityManagerNative.getDefault() 31689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .getTaskForActivity(mToken, true) >= 0; 31699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 31709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 31719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Move the task containing this activity to the back of the activity 31769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * stack. The activity's order within the task is unchanged. 31779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 31789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param nonRoot If false then this only works if the activity is the root 31799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of a task; if true it will work for any activity in 31809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a task. 31819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 31829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return If the task was moved (or it was already at the 31839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * back) true is returned, else false. 31849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 31859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean moveTaskToBack(boolean nonRoot) { 31869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 31879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ActivityManagerNative.getDefault().moveActivityTaskToBack( 31889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mToken, nonRoot); 31899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 31909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Empty 31919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 31939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 31949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 31959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns class name for this activity with the package prefix removed. 31979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is the default name used to read and write settings. 31989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 31999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The local class name. 32009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String getLocalClassName() { 32029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final String pkg = getPackageName(); 32039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final String cls = mComponent.getClassName(); 32049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int packageLen = pkg.length(); 32059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!cls.startsWith(pkg) || cls.length() <= packageLen 32069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project || cls.charAt(packageLen) != '.') { 32079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return cls; 32089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return cls.substring(packageLen+1); 32109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 32139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns complete component name of this activity. 32149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 32159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns the complete component name for this activity 32169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ComponentName getComponentName() 32189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 32199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mComponent; 32209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 32239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve a {@link SharedPreferences} object for accessing preferences 32249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that are private to this activity. This simply calls the underlying 32259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #getSharedPreferences(String, int)} method by passing in this activity's 32269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * class name as the preferences name. 32279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 32289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param mode Operating mode. Use {@link #MODE_PRIVATE} for the default 32299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * operation, {@link #MODE_WORLD_READABLE} and 32309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #MODE_WORLD_WRITEABLE} to control permissions. 32319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 32329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns the single SharedPreferences instance that can be used 32339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to retrieve and modify the preference values. 32349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SharedPreferences getPreferences(int mode) { 32369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getSharedPreferences(getLocalClassName(), mode); 32379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 32409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Object getSystemService(String name) { 32419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getBaseContext() == null) { 32429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalStateException( 32439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "System services not available to Activities before onCreate()"); 32449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (WINDOW_SERVICE.equals(name)) { 32479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mWindowManager; 32489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.getSystemService(name); 32509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 32539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Change the title associated with this activity. If this is a 32549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * top-level activity, the title for its window will change. If it 32559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is an embedded activity, the parent can do whatever it wants 32569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with it. 32579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setTitle(CharSequence title) { 32599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTitle = title; 32609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onTitleChanged(title, mTitleColor); 32619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent != null) { 32639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent.onChildTitleChanged(this, title); 32649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 32689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Change the title associated with this activity. If this is a 32699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * top-level activity, the title for its window will change. If it 32709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is an embedded activity, the parent can do whatever it wants 32719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with it. 32729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setTitle(int titleId) { 32749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setTitle(getText(titleId)); 32759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setTitleColor(int textColor) { 32789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTitleColor = textColor; 32799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onTitleChanged(mTitle, textColor); 32809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final CharSequence getTitle() { 32839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTitle; 32849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getTitleColor() { 32879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTitleColor; 32889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 32909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onTitleChanged(CharSequence title, int color) { 32919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mTitleReady) { 32929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Window win = getWindow(); 32939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (win != null) { 32949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project win.setTitle(title); 32959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (color != 0) { 32969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project win.setTitleColor(color); 32979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onChildTitleChanged(Activity childActivity, CharSequence title) { 33039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the visibility of the progress bar in the title. 33079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 33089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * In order for the progress bar to be shown, the feature must be requested 33099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * via {@link #requestWindowFeature(int)}. 33109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 33119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param visible Whether to show the progress bars in the title. 33129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 33139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setProgressBarVisibility(boolean visible) { 33149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setFeatureInt(Window.FEATURE_PROGRESS, visible ? Window.PROGRESS_VISIBILITY_ON : 33159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Window.PROGRESS_VISIBILITY_OFF); 33169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the visibility of the indeterminate progress bar in the title. 33209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 33219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * In order for the progress bar to be shown, the feature must be requested 33229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * via {@link #requestWindowFeature(int)}. 33239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 33249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param visible Whether to show the progress bars in the title. 33259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 33269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setProgressBarIndeterminateVisibility(boolean visible) { 33279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setFeatureInt(Window.FEATURE_INDETERMINATE_PROGRESS, 33289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project visible ? Window.PROGRESS_VISIBILITY_ON : Window.PROGRESS_VISIBILITY_OFF); 33299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets whether the horizontal progress bar in the title should be indeterminate (the circular 33339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is always indeterminate). 33349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 33359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * In order for the progress bar to be shown, the feature must be requested 33369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * via {@link #requestWindowFeature(int)}. 33379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 33389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param indeterminate Whether the horizontal progress bar should be indeterminate. 33399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 33409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setProgressBarIndeterminate(boolean indeterminate) { 33419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setFeatureInt(Window.FEATURE_PROGRESS, 33429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project indeterminate ? Window.PROGRESS_INDETERMINATE_ON : Window.PROGRESS_INDETERMINATE_OFF); 33439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the progress for the progress bars in the title. 33479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 33489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * In order for the progress bar to be shown, the feature must be requested 33499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * via {@link #requestWindowFeature(int)}. 33509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 33519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param progress The progress for the progress bar. Valid ranges are from 33529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 0 to 10000 (both inclusive). If 10000 is given, the progress 33539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * bar will be completely filled and will fade out. 33549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 33559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setProgress(int progress) { 33569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setFeatureInt(Window.FEATURE_PROGRESS, progress + Window.PROGRESS_START); 33579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the secondary progress for the progress bar in the title. This 33619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * progress is drawn between the primary progress (set via 33629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #setProgress(int)} and the background. It can be ideal for media 33639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * scenarios such as showing the buffering progress while the default 33649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * progress shows the play progress. 33659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 33669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * In order for the progress bar to be shown, the feature must be requested 33679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * via {@link #requestWindowFeature(int)}. 33689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 33699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param secondaryProgress The secondary progress for the progress bar. Valid ranges are from 33709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 0 to 10000 (both inclusive). 33719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 33729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setSecondaryProgress(int secondaryProgress) { 33739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setFeatureInt(Window.FEATURE_PROGRESS, 33749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project secondaryProgress + Window.PROGRESS_SECONDARY_START); 33759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Suggests an audio stream whose volume should be changed by the hardware 33799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * volume controls. 33809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 33819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The suggested audio stream will be tied to the window of this Activity. 33829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If the Activity is switched, the stream set here is no longer the 33839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * suggested stream. The client does not need to save and restore the old 33849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * suggested stream value in onPause and onResume. 33859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 33869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param streamType The type of the audio stream whose volume should be 33879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * changed by the hardware volume controls. It is not guaranteed that 33889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the hardware volume controls will always change this stream's 33899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * volume (for example, if a call is in progress, its stream's volume 33909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * may be changed instead). To reset back to the default, use 33919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link AudioManager#USE_DEFAULT_STREAM_TYPE}. 33929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 33939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setVolumeControlStream(int streamType) { 33949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindow().setVolumeControlStream(streamType); 33959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 33979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Gets the suggested audio stream whose volume should be changed by the 33999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * harwdare volume controls. 34009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 34019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The suggested audio stream type whose volume should be changed by 34029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the hardware volume controls. 34039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #setVolumeControlStream(int) 34049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 34059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getVolumeControlStream() { 34069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getWindow().getVolumeControlStream(); 34079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 34109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Runs the specified action on the UI thread. If the current thread is the UI 34119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * thread, then the action is executed immediately. If the current thread is 34129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * not the UI thread, the action is posted to the event queue of the UI thread. 34139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 34149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param action the action to run on the UI thread 34159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 34169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void runOnUiThread(Runnable action) { 34179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Thread.currentThread() != mUiThread) { 34189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler.post(action); 34199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 34209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project action.run(); 34219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 34259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Stub implementation of {@link android.view.LayoutInflater.Factory#onCreateView} used when 34269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * inflating with the LayoutInflater returned by {@link #getSystemService}. This 34279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implementation simply returns null for all view names. 34289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 34299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.view.LayoutInflater#createView 34309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.view.Window#getLayoutInflater 34319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 34329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View onCreateView(String name, Context context, AttributeSet attrs) { 34339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 34349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ------------------ Internal API ------------------ 34379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void setParent(Activity parent) { 34399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent = parent; 34409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void attach(Context context, ActivityThread aThread, Instrumentation instr, IBinder token, 34439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Application application, Intent intent, ActivityInfo info, CharSequence title, 34449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Activity parent, String id, Object lastNonConfigurationInstance, 34459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Configuration config) { 34469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project attach(context, aThread, instr, token, application, intent, info, title, parent, id, 34479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lastNonConfigurationInstance, null, config); 34489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void attach(Context context, ActivityThread aThread, Instrumentation instr, IBinder token, 34519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Application application, Intent intent, ActivityInfo info, CharSequence title, 34529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Activity parent, String id, Object lastNonConfigurationInstance, 34539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project HashMap<String,Object> lastNonConfigurationChildInstances, Configuration config) { 34549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project attachBaseContext(context); 34559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow = PolicyManager.makeNewWindow(this); 34579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.setCallback(this); 34589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (info.softInputMode != WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED) { 34599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.setSoftInputMode(info.softInputMode); 34609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUiThread = Thread.currentThread(); 34629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMainThread = aThread; 34649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation = instr; 34659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mToken = token; 34669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mApplication = application; 34679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIntent = intent; 34689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mComponent = intent.getComponent(); 34699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mActivityInfo = info; 34709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTitle = title; 34719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParent = parent; 34729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEmbeddedID = id; 34739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLastNonConfigurationInstance = lastNonConfigurationInstance; 34749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLastNonConfigurationChildInstances = lastNonConfigurationChildInstances; 34759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.setWindowManager(null, mToken, mComponent.flattenToString()); 34779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mParent != null) { 34789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.setContainer(mParent.getWindow()); 34799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindowManager = mWindow.getWindowManager(); 34819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentConfig = config; 34829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final IBinder getActivityToken() { 34859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mParent != null ? mParent.getActivityToken() : mToken; 34869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void performStart() { 34899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = false; 34909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation.callActivityOnStart(this); 34919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mCalled) { 34929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new SuperNotCalledException( 34939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Activity " + mComponent.toShortString() + 34949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " did not call through to super.onStart()"); 34959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 34989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void performRestart() { 34999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = mManagedCursors.size(); 35009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=0; i<N; i++) { 35019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ManagedCursor mc = mManagedCursors.get(i); 35029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mc.mReleased || mc.mUpdated) { 35039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mc.mCursor.requery(); 35049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mc.mReleased = false; 35059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mc.mUpdated = false; 35069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mStopped) { 35109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mStopped = false; 35119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = false; 35129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation.callActivityOnRestart(this); 35139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mCalled) { 35149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new SuperNotCalledException( 35159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Activity " + mComponent.toShortString() + 35169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " did not call through to super.onRestart()"); 35179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project performStart(); 35199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void performResume() { 35239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project performRestart(); 35249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLastNonConfigurationInstance = null; 35269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // First call onResume() -before- setting mResumed, so we don't 35289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // send out any status bar / menu notifications the client makes. 35299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = false; 35309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation.callActivityOnResume(this); 35319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mCalled) { 35329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new SuperNotCalledException( 35339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Activity " + mComponent.toShortString() + 35349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " did not call through to super.onResume()"); 35359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Now really resume, and install the current status bar and menu. 35389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResumed = true; 35399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = false; 35409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onPostResume(); 35419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mCalled) { 35429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new SuperNotCalledException( 35439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Activity " + mComponent.toShortString() + 35449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " did not call through to super.onPostResume()"); 35459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void performPause() { 35499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onPause(); 35509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void performUserLeaving() { 35539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onUserInteraction(); 35549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onUserLeaveHint(); 35559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void performStop() { 35589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mStopped) { 35599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mWindow != null) { 35609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWindow.closeAllPanels(); 35619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCalled = false; 35649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInstrumentation.callActivityOnStop(this); 35659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mCalled) { 35669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new SuperNotCalledException( 35679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Activity " + mComponent.toShortString() + 35689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " did not call through to super.onStop()"); 35699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = mManagedCursors.size(); 35729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=0; i<N; i++) { 35739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ManagedCursor mc = mManagedCursors.get(i); 35749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mc.mReleased) { 35759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mc.mCursor.deactivate(); 35769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mc.mReleased = true; 35779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mStopped = true; 35819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResumed = false; 35839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final boolean isResumed() { 35869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mResumed; 35879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 35899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void dispatchActivityResult(String who, int requestCode, 35909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int resultCode, Intent data) { 35919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Config.LOGV) Log.v( 35929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TAG, "Dispatching result: who=" + who + ", reqCode=" + requestCode 35939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + ", resCode=" + resultCode + ", data=" + data); 35949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (who == null) { 35959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onActivityResult(requestCode, resultCode, data); 35969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3599