TabHost.java revision 53175148c9b962c0ffe9cea0f3dc68bc0196e044
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.widget; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.app.LocalActivityManager; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Intent; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.Drawable; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.AttributeSet; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyEvent; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.LayoutInflater; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.SoundEffectConstants; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ViewGroup; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ViewTreeObserver; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Window; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport com.android.internal.R; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.ArrayList; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.List; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Container for a tabbed window view. This object holds two children: a set of tab labels that the 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * user clicks to select a specific tab, and a FrameLayout object that displays the contents of that 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * page. The individual elements are typically controlled using this container object, rather than 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setting values on the child elements themselves. 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class TabHost extends FrameLayout implements ViewTreeObserver.OnTouchModeChangeListener { 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private TabWidget mTabWidget; 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private FrameLayout mTabContent; 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private List<TabSpec> mTabSpecs = new ArrayList<TabSpec>(2); 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This field should be made private, so it is hidden from the SDK. 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected int mCurrentTab = -1; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private View mCurrentView = null; 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This field should be made private, so it is hidden from the SDK. 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected LocalActivityManager mLocalActivityManager = null; 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private OnTabChangeListener mOnTabChangeListener; 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private OnKeyListener mTabKeyListener; 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabHost(Context context) { 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context); 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initTabHost(); 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabHost(Context context, AttributeSet attrs) { 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, attrs); 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initTabHost(); 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final void initTabHost() { 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setFocusableInTouchMode(true); 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setDescendantFocusability(FOCUS_AFTER_DESCENDANTS); 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentTab = -1; 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentView = null; 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get a new {@link TabSpec} associated with this tab host. 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tag required tag of tab. 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec newTabSpec(String tag) { 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new TabSpec(tag); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 90982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * <p>Call setup() before adding tabs if loading TabHost using findViewById(). 91982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * <i><b>However</i></b>: You do not need to call setup() after getTabHost() 92982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * in {@link android.app.TabActivity TabActivity}. 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Example:</p> 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project<pre>mTabHost = (TabHost)findViewById(R.id.tabhost); 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectmTabHost.setup(); 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectmTabHost.addTab(TAB_TAG_1, "Hello, world!", "Tab 1"); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setup() { 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget = (TabWidget) findViewById(com.android.internal.R.id.tabs); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mTabWidget == null) { 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Your TabHost must have a TabWidget whose id attribute is 'android.R.id.tabs'"); 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // KeyListener to attach to all tabs. Detects non-navigation keys 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // and relays them to the tab content. 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabKeyListener = new OnKeyListener() { 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onKey(View v, int keyCode, KeyEvent event) { 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (keyCode) { 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_CENTER: 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_LEFT: 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_RIGHT: 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_UP: 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_DOWN: 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_ENTER: 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.requestFocus(View.FOCUS_FORWARD); 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabContent.dispatchKeyEvent(event); 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget.setTabSelectionListener(new TabWidget.OnTabSelectionChanged() { 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onTabSelectionChanged(int tabIndex, boolean clicked) { 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setCurrentTab(tabIndex); 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clicked) { 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.requestFocus(View.FOCUS_FORWARD); 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }); 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent = (FrameLayout) findViewById(com.android.internal.R.id.tabcontent); 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mTabContent == null) { 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Your TabHost must have a FrameLayout whose id attribute is 'android.R.id.tabcontent'"); 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If you are using {@link TabSpec#setContent(android.content.Intent)}, this 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * must be called since the activityGroup is needed to launch the local activity. 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is done for you if you extend {@link android.app.TabActivity}. 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param activityGroup Used to launch activities for tab content. 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setup(LocalActivityManager activityGroup) { 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setup(); 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLocalActivityManager = activityGroup; 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onAttachedToWindow() { 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onAttachedToWindow(); 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ViewTreeObserver treeObserver = getViewTreeObserver(); 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (treeObserver != null) { 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project treeObserver.addOnTouchModeChangeListener(this); 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onDetachedFromWindow() { 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onDetachedFromWindow(); 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ViewTreeObserver treeObserver = getViewTreeObserver(); 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (treeObserver != null) { 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project treeObserver.removeOnTouchModeChangeListener(this); 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@inheritDoc} 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onTouchModeChanged(boolean isInTouchMode) { 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!isInTouchMode) { 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // leaving touch mode.. if nothing has focus, let's give it to 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the indicator of the current tab 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mCurrentView.hasFocus() || mCurrentView.isFocused()) { 18053175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra mTabWidget.getChildTabViewAt(mCurrentTab).requestFocus(); 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Add a tab. 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tabSpec Specifies how to create the indicator and content. 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addTab(TabSpec tabSpec) { 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tabSpec.mIndicatorStrategy == null) { 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException("you must specify a way to create the tab indicator."); 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tabSpec.mContentStrategy == null) { 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException("you must specify a way to create the tab content"); 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View tabIndicator = tabSpec.mIndicatorStrategy.createIndicatorView(); 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tabIndicator.setOnKeyListener(mTabKeyListener); 20053175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 20153175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra // If this is a custom view, then do not draw the bottom strips for 20253175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra // the tab indicators. 20353175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra if (tabSpec.mIndicatorStrategy instanceof ViewIndicatorStrategy) { 20453175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra mTabWidget.setDrawBottomStrips(false); 20553175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget.addView(tabIndicator); 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabSpecs.add(tabSpec); 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentTab == -1) { 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setCurrentTab(0); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Removes all tabs from the tab widget associated with this tab host. 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void clearAllTabs() { 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget.removeAllViews(); 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initTabHost(); 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.removeAllViews(); 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabSpecs.clear(); 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabWidget getTabWidget() { 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabWidget; 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getCurrentTab() { 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrentTab; 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String getCurrentTabTag() { 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentTab >= 0 && mCurrentTab < mTabSpecs.size()) { 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabSpecs.get(mCurrentTab).getTag(); 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getCurrentTabView() { 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentTab >= 0 && mCurrentTab < mTabSpecs.size()) { 24453175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra return mTabWidget.getChildTabViewAt(mCurrentTab); 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getCurrentView() { 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrentView; 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setCurrentTabByTag(String tag) { 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int i; 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (i = 0; i < mTabSpecs.size(); i++) { 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mTabSpecs.get(i).getTag().equals(tag)) { 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setCurrentTab(i); 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get the FrameLayout which holds tab content 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public FrameLayout getTabContentView() { 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabContent; 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean dispatchKeyEvent(KeyEvent event) { 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final boolean handled = super.dispatchKeyEvent(event); 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // unhandled key ups change focus to tab indicator for embedded activities 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // when there is nothing that will take focus from default focus searching 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!handled 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project && (event.getAction() == KeyEvent.ACTION_DOWN) 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project && (event.getKeyCode() == KeyEvent.KEYCODE_DPAD_UP) 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project && (mCurrentView.isRootNamespace()) 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project && (mCurrentView.hasFocus()) 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project && (mCurrentView.findFocus().focusSearch(View.FOCUS_UP) == null)) { 28253175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra mTabWidget.getChildTabViewAt(mCurrentTab).requestFocus(); 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project playSoundEffect(SoundEffectConstants.NAVIGATION_UP); 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return handled; 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dispatchWindowFocusChanged(boolean hasFocus) { 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentView.dispatchWindowFocusChanged(hasFocus); 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setCurrentTab(int index) { 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (index < 0 || index >= mTabSpecs.size()) { 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (index == mCurrentTab) { 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // notify old tab content 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentTab != -1) { 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabSpecs.get(mCurrentTab).mContentStrategy.tabClosed(); 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentTab = index; 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final TabHost.TabSpec spec = mTabSpecs.get(index); 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Call the tab widget's focusCurrentTab(), instead of just 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // selecting the tab. 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget.focusCurrentTab(mCurrentTab); 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // tab content 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentView = spec.mContentStrategy.getContentView(); 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentView.getParent() == null) { 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .addView( 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentView, 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project new ViewGroup.LayoutParams( 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ViewGroup.LayoutParams.FILL_PARENT, 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ViewGroup.LayoutParams.FILL_PARENT)); 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mTabWidget.hasFocus()) { 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // if the tab widget didn't take focus (likely because we're in touch mode) 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // give the current tab content view a shot 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentView.requestFocus(); 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //mTabContent.requestFocus(View.FOCUS_FORWARD); 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invokeOnTabChangeListener(); 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register a callback to be invoked when the selected state of any of the items 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in this list changes 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param l 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The callback that will run 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setOnTabChangedListener(OnTabChangeListener l) { 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnTabChangeListener = l; 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void invokeOnTabChangeListener() { 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnTabChangeListener != null) { 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnTabChangeListener.onTabChanged(getCurrentTabTag()); 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Interface definition for a callback to be invoked when tab changed 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface OnTabChangeListener { 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onTabChanged(String tabId); 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Makes the content of a tab when it is selected. Use this if your tab 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * content needs to be created on demand, i.e. you are not showing an 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * existing view or starting an activity. 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface TabContentFactory { 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback to make the tab contents 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tag 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Which tab was selected. 373982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * @return The view to display the contents of the selected tab. 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View createTabContent(String tag); 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 380982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * A tab has a tab indicator, content, and a tag that is used to keep 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * track of it. This builder helps choose among these options. 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * For the tab indicator, your choices are: 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1) set a label 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2) set a label and an icon 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * For the tab content, your choices are: 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1) the id of a {@link View} 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2) a {@link TabContentFactory} that creates the {@link View} content. 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3) an {@link Intent} that launches an {@link android.app.Activity}. 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class TabSpec { 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String mTag; 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private IndicatorStrategy mIndicatorStrategy; 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ContentStrategy mContentStrategy; 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private TabSpec(String tag) { 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag = tag; 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify a label as the tab indicator. 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setIndicator(CharSequence label) { 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIndicatorStrategy = new LabelIndicatorStrategy(label); 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify a label and icon as the tab indicator. 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setIndicator(CharSequence label, Drawable icon) { 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIndicatorStrategy = new LabelAndIconIndicatorStrategy(label, icon); 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 42053175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra * Specify a view as the tab indicator. 42153175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra */ 42253175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra public TabSpec setIndicator(View view) { 42353175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra mIndicatorStrategy = new ViewIndicatorStrategy(view); 42453175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra return this; 42553175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 42653175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 42753175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra /** 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify the id of the view that should be used as the content 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of the tab. 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setContent(int viewId) { 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContentStrategy = new ViewIdContentStrategy(viewId); 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify a {@link android.widget.TabHost.TabContentFactory} to use to 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * create the content of the tab. 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setContent(TabContentFactory contentFactory) { 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContentStrategy = new FactoryContentStrategy(mTag, contentFactory); 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify an intent to use to launch an activity as the tab content. 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setContent(Intent intent) { 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContentStrategy = new IntentContentStrategy(mTag, intent); 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 45453175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra public String getTag() { 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTag; 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specifies what you do to create a tab indicator. 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static interface IndicatorStrategy { 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the view for the indicator. 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View createIndicatorView(); 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specifies what you do to manage the tab content. 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static interface ContentStrategy { 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the content view. The view should may be cached locally. 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View getContentView(); 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Perhaps do something when the tab associated with this content has 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * been closed (i.e make it invisible, or remove it). 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void tabClosed(); 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How to create a tab indicator that just has a label. 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class LabelIndicatorStrategy implements IndicatorStrategy { 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final CharSequence mLabel; 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private LabelIndicatorStrategy(CharSequence label) { 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLabel = label; 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View createIndicatorView() { 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LayoutInflater inflater = 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE); 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View tabIndicator = inflater.inflate(R.layout.tab_indicator, 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget, // tab widget is the parent 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false); // no inflate params 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final TextView tv = (TextView) tabIndicator.findViewById(R.id.title); 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tv.setText(mLabel); 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return tabIndicator; 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How we create a tab indicator that has a label and an icon 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class LabelAndIconIndicatorStrategy implements IndicatorStrategy { 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final CharSequence mLabel; 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Drawable mIcon; 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private LabelAndIconIndicatorStrategy(CharSequence label, Drawable icon) { 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLabel = label; 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIcon = icon; 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View createIndicatorView() { 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LayoutInflater inflater = 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE); 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View tabIndicator = inflater.inflate(R.layout.tab_indicator, 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget, // tab widget is the parent 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false); // no inflate params 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final TextView tv = (TextView) tabIndicator.findViewById(R.id.title); 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tv.setText(mLabel); 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ImageView iconView = (ImageView) tabIndicator.findViewById(R.id.icon); 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project iconView.setImageDrawable(mIcon); 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return tabIndicator; 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 54353175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra * How to create a tab indicator by specifying a view. 54453175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra */ 54553175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra private class ViewIndicatorStrategy implements IndicatorStrategy { 54653175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 54753175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra private final View mView; 54853175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 54953175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra private ViewIndicatorStrategy(View view) { 55053175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra mView = view; 55153175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 55253175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 55353175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra public View createIndicatorView() { 55453175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra return mView; 55553175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 55653175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 55753175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 55853175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra /** 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How to create the tab content via a view id. 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class ViewIdContentStrategy implements ContentStrategy { 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final View mView; 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ViewIdContentStrategy(int viewId) { 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mView = mTabContent.findViewById(viewId); 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mView != null) { 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mView.setVisibility(View.GONE); 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException("Could not create tab content because " + 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "could not find view with id " + viewId); 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getContentView() { 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mView.setVisibility(View.VISIBLE); 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mView; 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void tabClosed() { 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mView.setVisibility(View.GONE); 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How tab content is managed using {@link TabContentFactory}. 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class FactoryContentStrategy implements ContentStrategy { 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private View mTabContent; 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final CharSequence mTag; 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private TabContentFactory mFactory; 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public FactoryContentStrategy(CharSequence tag, TabContentFactory factory) { 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag = tag; 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFactory = factory; 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getContentView() { 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mTabContent == null) { 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent = mFactory.createTabContent(mTag.toString()); 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.setVisibility(View.VISIBLE); 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabContent; 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void tabClosed() { 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.setVisibility(View.INVISIBLE); 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How tab content is managed via an {@link Intent}: the content view is the 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * decorview of the launched activity. 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class IntentContentStrategy implements ContentStrategy { 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final String mTag; 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Intent mIntent; 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private View mLaunchedView; 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private IntentContentStrategy(String tag, Intent intent) { 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag = tag; 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIntent = intent; 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getContentView() { 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLocalActivityManager == null) { 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalStateException("Did you forget to call 'public void setup(LocalActivityManager activityGroup)'?"); 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Window w = mLocalActivityManager.startActivity( 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag, mIntent); 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final View wd = w != null ? w.getDecorView() : null; 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLaunchedView != wd && mLaunchedView != null) { 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLaunchedView.getParent() != null) { 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.removeView(mLaunchedView); 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLaunchedView = wd; 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 641982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra // XXX Set FOCUS_AFTER_DESCENDANTS on embedded activities for now so they can get 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // focus if none of their children have it. They need focus to be able to 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // display menu items. 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Replace this with something better when Bug 628886 is fixed... 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLaunchedView != null) { 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLaunchedView.setVisibility(View.VISIBLE); 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLaunchedView.setFocusableInTouchMode(true); 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ((ViewGroup) mLaunchedView).setDescendantFocusability( 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FOCUS_AFTER_DESCENDANTS); 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mLaunchedView; 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void tabClosed() { 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLaunchedView != null) { 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLaunchedView.setVisibility(View.GONE); 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 664