ActivityGroup.java revision 9066cfe9886ac131c34d59ed0e2d287b0e3c0087
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 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 java.util.HashMap; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Intent; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Bundle; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A screen that contains and runs multiple embedded activities. 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class ActivityGroup extends Activity { 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String TAG = "ActivityGroup"; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final String STATES_KEY = "android:states"; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static final String PARENT_NON_CONFIG_INSTANCE_KEY = "android:parent_non_config_instance"; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This field should be made private, so it is hidden from the SDK. 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected LocalActivityManager mLocalActivityManager; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ActivityGroup() { 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(true); 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ActivityGroup(boolean singleActivityMode) { 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLocalActivityManager = new LocalActivityManager(this, singleActivityMode); 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onCreate(Bundle savedInstanceState) { 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onCreate(savedInstanceState); 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Bundle states = savedInstanceState != null 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ? (Bundle) savedInstanceState.getBundle(STATES_KEY) : null; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLocalActivityManager.dispatchCreate(states); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onResume() { 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onResume(); 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLocalActivityManager.dispatchResume(); 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onSaveInstanceState(Bundle outState) { 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onSaveInstanceState(outState); 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Bundle state = mLocalActivityManager.saveInstanceState(); 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (state != null) { 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project outState.putBundle(STATES_KEY, state); 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onPause() { 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onPause(); 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLocalActivityManager.dispatchPause(isFinishing()); 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onStop() { 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onStop(); 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLocalActivityManager.dispatchStop(); 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onDestroy() { 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onDestroy(); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLocalActivityManager.dispatchDestroy(isFinishing()); 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns a HashMap mapping from child activity ids to the return values 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * from calls to their onRetainNonConfigurationInstance methods. 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public HashMap<String,Object> onRetainNonConfigurationChildInstances() { 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mLocalActivityManager.dispatchRetainNonConfigurationInstance(); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Activity getCurrentActivity() { 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mLocalActivityManager.getCurrentActivity(); 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final LocalActivityManager getLocalActivityManager() { 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mLocalActivityManager; 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void dispatchActivityResult(String who, int requestCode, int resultCode, 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Intent data) { 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (who != null) { 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Activity act = mLocalActivityManager.getActivity(who); 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Config.LOGV) Log.v( 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TAG, "Dispatching result: who=" + who + ", reqCode=" + requestCode 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + ", resCode=" + resultCode + ", data=" + data 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + ", rec=" + rec); 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (act != null) { 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project act.onActivityResult(requestCode, resultCode, data); 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.dispatchActivityResult(who, requestCode, resultCode, data); 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 128