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 19ce2baf0d57ee3f1e8a7f07c030595f489407d1ceGilles Debunneimport com.android.internal.R; 20ce2baf0d57ee3f1e8a7f07c030595f489407d1ceGilles Debunne 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.app.LocalActivityManager; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Intent; 2444c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunneimport android.content.res.TypedArray; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.Drawable; 267609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleronimport android.os.Build; 2711f4a48c54f3006778c874662ff04a4d9d157f25Jeff Sharkeyimport android.text.TextUtils; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.AttributeSet; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyEvent; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.LayoutInflater; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.SoundEffectConstants; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ViewGroup; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ViewTreeObserver; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Window; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.ArrayList; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.List; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Container for a tabbed window view. This object holds two children: a set of tab labels that the 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * user clicks to select a specific tab, and a FrameLayout object that displays the contents of that 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * page. The individual elements are typically controlled using this container object, rather than 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setting values on the child elements themselves. 4441ec65355bd6ded652769725b276d47c54a0d913Scott Main * 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class TabHost extends FrameLayout implements ViewTreeObserver.OnTouchModeChangeListener { 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4854ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson private static final int TABWIDGET_LOCATION_LEFT = 0; 4954ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson private static final int TABWIDGET_LOCATION_TOP = 1; 5054ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson private static final int TABWIDGET_LOCATION_RIGHT = 2; 5154ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson private static final int TABWIDGET_LOCATION_BOTTOM = 3; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private TabWidget mTabWidget; 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private FrameLayout mTabContent; 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private List<TabSpec> mTabSpecs = new ArrayList<TabSpec>(2); 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This field should be made private, so it is hidden from the SDK. 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected int mCurrentTab = -1; 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private View mCurrentView = null; 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This field should be made private, so it is hidden from the SDK. 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected LocalActivityManager mLocalActivityManager = null; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private OnTabChangeListener mOnTabChangeListener; 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private OnKeyListener mTabKeyListener; 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6944c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne private int mTabLayoutId; 7044c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabHost(Context context) { 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context); 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initTabHost(); 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabHost(Context context, AttributeSet attrs) { 77617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette this(context, attrs, com.android.internal.R.attr.tabWidgetStyle); 78617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette } 79617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette 80617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette public TabHost(Context context, AttributeSet attrs, int defStyleAttr) { 81617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette this(context, attrs, defStyleAttr, 0); 82617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette } 83617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette 84617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette public TabHost(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, attrs); 8644c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne 87617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette final TypedArray a = context.obtainStyledAttributes( 88617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette attrs, com.android.internal.R.styleable.TabWidget, defStyleAttr, defStyleRes); 8944c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne 9044c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne mTabLayoutId = a.getResourceId(R.styleable.TabWidget_tabLayout, 0); 910e23ab70919739995a2e2612ddd1dfc2ad3bae76Gilles Debunne a.recycle(); 920e23ab70919739995a2e2612ddd1dfc2ad3bae76Gilles Debunne 9344c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne if (mTabLayoutId == 0) { 940e23ab70919739995a2e2612ddd1dfc2ad3bae76Gilles Debunne // In case the tabWidgetStyle does not inherit from Widget.TabWidget and tabLayout is 950e23ab70919739995a2e2612ddd1dfc2ad3bae76Gilles Debunne // not defined. 960e23ab70919739995a2e2612ddd1dfc2ad3bae76Gilles Debunne mTabLayoutId = R.layout.tab_indicator_holo; 9744c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne } 9844c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initTabHost(); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1027237c56faea76d43b304562828a443ca766c3c78Romain Guy private void initTabHost() { 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setFocusableInTouchMode(true); 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setDescendantFocusability(FOCUS_AFTER_DESCENDANTS); 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentTab = -1; 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentView = null; 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get a new {@link TabSpec} associated with this tab host. 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tag required tag of tab. 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec newTabSpec(String tag) { 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new TabSpec(tag); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 121982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * <p>Call setup() before adding tabs if loading TabHost using findViewById(). 122982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * <i><b>However</i></b>: You do not need to call setup() after getTabHost() 123982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * in {@link android.app.TabActivity TabActivity}. 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Example:</p> 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project<pre>mTabHost = (TabHost)findViewById(R.id.tabhost); 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectmTabHost.setup(); 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectmTabHost.addTab(TAB_TAG_1, "Hello, world!", "Tab 1"); 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setup() { 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget = (TabWidget) findViewById(com.android.internal.R.id.tabs); 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mTabWidget == null) { 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Your TabHost must have a TabWidget whose id attribute is 'android.R.id.tabs'"); 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1353730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar 1363730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar // KeyListener to attach to all tabs. Detects non-navigation keys 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // and relays them to the tab content. 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabKeyListener = new OnKeyListener() { 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onKey(View v, int keyCode, KeyEvent event) { 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (keyCode) { 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_CENTER: 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_LEFT: 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_RIGHT: 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_UP: 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_DPAD_DOWN: 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case KeyEvent.KEYCODE_ENTER: 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1483730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.requestFocus(View.FOCUS_FORWARD); 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabContent.dispatchKeyEvent(event); 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1533730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 1553730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget.setTabSelectionListener(new TabWidget.OnTabSelectionChanged() { 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onTabSelectionChanged(int tabIndex, boolean clicked) { 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setCurrentTab(tabIndex); 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (clicked) { 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.requestFocus(View.FOCUS_FORWARD); 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }); 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent = (FrameLayout) findViewById(com.android.internal.R.id.tabcontent); 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mTabContent == null) { 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 1683730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar "Your TabHost must have a FrameLayout whose id attribute is " 1697237c56faea76d43b304562828a443ca766c3c78Romain Guy + "'android.R.id.tabcontent'"); 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 173a54956a0bc611b1e9b3914edc7a604b59688f6b7Alan Viverette /** @hide */ 1745ac413a1d40b04f12d80d65b7c0168b5b225b3e7Svetoslav Ganov @Override 175a54956a0bc611b1e9b3914edc7a604b59688f6b7Alan Viverette public void sendAccessibilityEventInternal(int eventType) { 1765ac413a1d40b04f12d80d65b7c0168b5b225b3e7Svetoslav Ganov /* avoid super class behavior - TabWidget sends the right events */ 1775ac413a1d40b04f12d80d65b7c0168b5b225b3e7Svetoslav Ganov } 1785ac413a1d40b04f12d80d65b7c0168b5b225b3e7Svetoslav Ganov 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If you are using {@link TabSpec#setContent(android.content.Intent)}, this 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * must be called since the activityGroup is needed to launch the local activity. 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is done for you if you extend {@link android.app.TabActivity}. 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param activityGroup Used to launch activities for tab content. 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setup(LocalActivityManager activityGroup) { 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setup(); 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLocalActivityManager = activityGroup; 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onTouchModeChanged(boolean isInTouchMode) { 193d8b7d2ce2da68cd1853dd1d734eae6fb9f6323d4James Cook // No longer used, but kept to maintain API compatibility. 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Add a tab. 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tabSpec Specifies how to create the indicator and content. 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addTab(TabSpec tabSpec) { 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tabSpec.mIndicatorStrategy == null) { 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException("you must specify a way to create the tab indicator."); 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tabSpec.mContentStrategy == null) { 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException("you must specify a way to create the tab content"); 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View tabIndicator = tabSpec.mIndicatorStrategy.createIndicatorView(); 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tabIndicator.setOnKeyListener(mTabKeyListener); 21153175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 21253175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra // If this is a custom view, then do not draw the bottom strips for 21353175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra // the tab indicators. 21453175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra if (tabSpec.mIndicatorStrategy instanceof ViewIndicatorStrategy) { 21561c9d4b4509aeaab1fcad24fb5a63c874d2fd941Romain Guy mTabWidget.setStripEnabled(false); 21653175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 21744c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget.addView(tabIndicator); 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabSpecs.add(tabSpec); 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentTab == -1) { 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setCurrentTab(0); 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Removes all tabs from the tab widget associated with this tab host. 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void clearAllTabs() { 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget.removeAllViews(); 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initTabHost(); 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.removeAllViews(); 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabSpecs.clear(); 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabWidget getTabWidget() { 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabWidget; 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getCurrentTab() { 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrentTab; 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String getCurrentTabTag() { 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentTab >= 0 && mCurrentTab < mTabSpecs.size()) { 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabSpecs.get(mCurrentTab).getTag(); 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getCurrentTabView() { 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentTab >= 0 && mCurrentTab < mTabSpecs.size()) { 25653175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra return mTabWidget.getChildTabViewAt(mCurrentTab); 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getCurrentView() { 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrentView; 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setCurrentTabByTag(String tag) { 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int i; 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (i = 0; i < mTabSpecs.size(); i++) { 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mTabSpecs.get(i).getTag().equals(tag)) { 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setCurrentTab(i); 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get the FrameLayout which holds tab content 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public FrameLayout getTabContentView() { 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabContent; 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 28254ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson /** 28354ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson * Get the location of the TabWidget. 28454ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson * 28554ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson * @return The TabWidget location. 28654ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson */ 28754ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson private int getTabWidgetLocation() { 28854ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson int location = TABWIDGET_LOCATION_TOP; 28954ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson 29054ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson switch (mTabWidget.getOrientation()) { 29154ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson case LinearLayout.VERTICAL: 29254ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson location = (mTabContent.getLeft() < mTabWidget.getLeft()) ? TABWIDGET_LOCATION_RIGHT 29354ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson : TABWIDGET_LOCATION_LEFT; 29454ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson break; 29554ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson case LinearLayout.HORIZONTAL: 29654ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson default: 29754ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson location = (mTabContent.getTop() < mTabWidget.getTop()) ? TABWIDGET_LOCATION_BOTTOM 29854ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson : TABWIDGET_LOCATION_TOP; 29954ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson break; 30054ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson } 30154ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson return location; 30254ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson } 30354ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean dispatchKeyEvent(KeyEvent event) { 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final boolean handled = super.dispatchKeyEvent(event); 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30854ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson // unhandled key events change focus to tab indicator for embedded 30954ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson // activities when there is nothing that will take focus from default 31054ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson // focus searching 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!handled 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project && (event.getAction() == KeyEvent.ACTION_DOWN) 313acdef59d66094f11da4a6f57194747dc06f73da2Bjorn Bringert && (mCurrentView != null) 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project && (mCurrentView.isRootNamespace()) 31554ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson && (mCurrentView.hasFocus())) { 31654ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson int keyCodeShouldChangeFocus = KeyEvent.KEYCODE_DPAD_UP; 31754ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson int directionShouldChangeFocus = View.FOCUS_UP; 31854ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson int soundEffect = SoundEffectConstants.NAVIGATION_UP; 31954ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson 32054ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson switch (getTabWidgetLocation()) { 32154ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson case TABWIDGET_LOCATION_LEFT: 32254ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson keyCodeShouldChangeFocus = KeyEvent.KEYCODE_DPAD_LEFT; 32354ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson directionShouldChangeFocus = View.FOCUS_LEFT; 32454ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson soundEffect = SoundEffectConstants.NAVIGATION_LEFT; 32554ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson break; 32654ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson case TABWIDGET_LOCATION_RIGHT: 32754ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson keyCodeShouldChangeFocus = KeyEvent.KEYCODE_DPAD_RIGHT; 32854ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson directionShouldChangeFocus = View.FOCUS_RIGHT; 32954ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson soundEffect = SoundEffectConstants.NAVIGATION_RIGHT; 33054ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson break; 33154ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson case TABWIDGET_LOCATION_BOTTOM: 33254ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson keyCodeShouldChangeFocus = KeyEvent.KEYCODE_DPAD_DOWN; 33354ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson directionShouldChangeFocus = View.FOCUS_DOWN; 33454ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson soundEffect = SoundEffectConstants.NAVIGATION_DOWN; 33554ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson break; 33654ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson case TABWIDGET_LOCATION_TOP: 33754ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson default: 33854ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson keyCodeShouldChangeFocus = KeyEvent.KEYCODE_DPAD_UP; 33954ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson directionShouldChangeFocus = View.FOCUS_UP; 34054ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson soundEffect = SoundEffectConstants.NAVIGATION_UP; 34154ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson break; 34254ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson } 34354ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson if (event.getKeyCode() == keyCodeShouldChangeFocus 34454ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson && mCurrentView.findFocus().focusSearch(directionShouldChangeFocus) == null) { 34554ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson mTabWidget.getChildTabViewAt(mCurrentTab).requestFocus(); 34654ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson playSoundEffect(soundEffect); 34754ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson return true; 34854ed87c685fe5a911a622ffef1d5824af6ea95a9Roger Olsson } 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3503730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar return handled; 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dispatchWindowFocusChanged(boolean hasFocus) { 356acdef59d66094f11da4a6f57194747dc06f73da2Bjorn Bringert if (mCurrentView != null){ 357acdef59d66094f11da4a6f57194747dc06f73da2Bjorn Bringert mCurrentView.dispatchWindowFocusChanged(hasFocus); 358acdef59d66094f11da4a6f57194747dc06f73da2Bjorn Bringert } 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3618a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov @Override 362a7bb6fbeab933326d58aa806d8194b7b13239d34Dianne Hackborn public CharSequence getAccessibilityClassName() { 363a7bb6fbeab933326d58aa806d8194b7b13239d34Dianne Hackborn return TabHost.class.getName(); 3648a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov } 3658a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setCurrentTab(int index) { 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (index < 0 || index >= mTabSpecs.size()) { 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (index == mCurrentTab) { 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // notify old tab content 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentTab != -1) { 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabSpecs.get(mCurrentTab).mContentStrategy.tabClosed(); 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentTab = index; 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final TabHost.TabSpec spec = mTabSpecs.get(index); 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Call the tab widget's focusCurrentTab(), instead of just 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // selecting the tab. 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget.focusCurrentTab(mCurrentTab); 3863730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // tab content 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentView = spec.mContentStrategy.getContentView(); 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrentView.getParent() == null) { 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .addView( 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentView, 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project new ViewGroup.LayoutParams( 395980a938c1c9a6a5791a8240e5a1e6638ab28dc77Romain Guy ViewGroup.LayoutParams.MATCH_PARENT, 396980a938c1c9a6a5791a8240e5a1e6638ab28dc77Romain Guy ViewGroup.LayoutParams.MATCH_PARENT)); 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mTabWidget.hasFocus()) { 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // if the tab widget didn't take focus (likely because we're in touch mode) 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // give the current tab content view a shot 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentView.requestFocus(); 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //mTabContent.requestFocus(View.FOCUS_FORWARD); 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invokeOnTabChangeListener(); 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register a callback to be invoked when the selected state of any of the items 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in this list changes 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param l 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The callback that will run 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setOnTabChangedListener(OnTabChangeListener l) { 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnTabChangeListener = l; 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void invokeOnTabChangeListener() { 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnTabChangeListener != null) { 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnTabChangeListener.onTabChanged(getCurrentTabTag()); 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Interface definition for a callback to be invoked when tab changed 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface OnTabChangeListener { 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onTabChanged(String tabId); 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Makes the content of a tab when it is selected. Use this if your tab 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * content needs to be created on demand, i.e. you are not showing an 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * existing view or starting an activity. 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface TabContentFactory { 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback to make the tab contents 4413730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar * 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tag 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Which tab was selected. 444982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * @return The view to display the contents of the selected tab. 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View createTabContent(String tag); 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 451982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra * A tab has a tab indicator, content, and a tag that is used to keep 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * track of it. This builder helps choose among these options. 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * For the tab indicator, your choices are: 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1) set a label 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2) set a label and an icon 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * For the tab content, your choices are: 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1) the id of a {@link View} 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2) a {@link TabContentFactory} that creates the {@link View} content. 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3) an {@link Intent} that launches an {@link android.app.Activity}. 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class TabSpec { 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String mTag; 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private IndicatorStrategy mIndicatorStrategy; 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ContentStrategy mContentStrategy; 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private TabSpec(String tag) { 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag = tag; 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify a label as the tab indicator. 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setIndicator(CharSequence label) { 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIndicatorStrategy = new LabelIndicatorStrategy(label); 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify a label and icon as the tab indicator. 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setIndicator(CharSequence label, Drawable icon) { 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIndicatorStrategy = new LabelAndIconIndicatorStrategy(label, icon); 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 49153175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra * Specify a view as the tab indicator. 49253175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra */ 49353175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra public TabSpec setIndicator(View view) { 49453175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra mIndicatorStrategy = new ViewIndicatorStrategy(view); 49553175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra return this; 49653175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 49753175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 49853175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra /** 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify the id of the view that should be used as the content 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of the tab. 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setContent(int viewId) { 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContentStrategy = new ViewIdContentStrategy(viewId); 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify a {@link android.widget.TabHost.TabContentFactory} to use to 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * create the content of the tab. 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setContent(TabContentFactory contentFactory) { 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContentStrategy = new FactoryContentStrategy(mTag, contentFactory); 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specify an intent to use to launch an activity as the tab content. 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public TabSpec setContent(Intent intent) { 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContentStrategy = new IntentContentStrategy(mTag, intent); 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 52553175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra public String getTag() { 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTag; 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specifies what you do to create a tab indicator. 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static interface IndicatorStrategy { 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the view for the indicator. 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View createIndicatorView(); 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Specifies what you do to manage the tab content. 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static interface ContentStrategy { 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the content view. The view should may be cached locally. 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View getContentView(); 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Perhaps do something when the tab associated with this content has 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * been closed (i.e make it invisible, or remove it). 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void tabClosed(); 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How to create a tab indicator that just has a label. 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class LabelIndicatorStrategy implements IndicatorStrategy { 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final CharSequence mLabel; 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private LabelIndicatorStrategy(CharSequence label) { 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLabel = label; 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View createIndicatorView() { 5707609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron final Context context = getContext(); 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LayoutInflater inflater = 5727609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 57344c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne View tabIndicator = inflater.inflate(mTabLayoutId, 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget, // tab widget is the parent 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false); // no inflate params 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final TextView tv = (TextView) tabIndicator.findViewById(R.id.title); 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tv.setText(mLabel); 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5807609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron if (context.getApplicationInfo().targetSdkVersion <= Build.VERSION_CODES.DONUT) { 5817609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron // Donut apps get old color scheme 5827609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron tabIndicator.setBackgroundResource(R.drawable.tab_indicator_v4); 5834a357cd2e55293402d7172766f7f9419815fc1e8Alan Viverette tv.setTextColor(context.getColorStateList(R.color.tab_indicator_text_v4)); 5847609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron } 58544c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return tabIndicator; 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How we create a tab indicator that has a label and an icon 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class LabelAndIconIndicatorStrategy implements IndicatorStrategy { 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final CharSequence mLabel; 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Drawable mIcon; 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private LabelAndIconIndicatorStrategy(CharSequence label, Drawable icon) { 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLabel = label; 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIcon = icon; 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View createIndicatorView() { 6047609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron final Context context = getContext(); 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LayoutInflater inflater = 6067609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 60744c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne View tabIndicator = inflater.inflate(mTabLayoutId, 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabWidget, // tab widget is the parent 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false); // no inflate params 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final TextView tv = (TextView) tabIndicator.findViewById(R.id.title); 61211f4a48c54f3006778c874662ff04a4d9d157f25Jeff Sharkey final ImageView iconView = (ImageView) tabIndicator.findViewById(R.id.icon); 61311f4a48c54f3006778c874662ff04a4d9d157f25Jeff Sharkey 61411f4a48c54f3006778c874662ff04a4d9d157f25Jeff Sharkey // when icon is gone by default, we're in exclusive mode 61511f4a48c54f3006778c874662ff04a4d9d157f25Jeff Sharkey final boolean exclusive = iconView.getVisibility() == View.GONE; 61611f4a48c54f3006778c874662ff04a4d9d157f25Jeff Sharkey final boolean bindIcon = !exclusive || TextUtils.isEmpty(mLabel); 61711f4a48c54f3006778c874662ff04a4d9d157f25Jeff Sharkey 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tv.setText(mLabel); 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 62011f4a48c54f3006778c874662ff04a4d9d157f25Jeff Sharkey if (bindIcon && mIcon != null) { 62144c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne iconView.setImageDrawable(mIcon); 62244c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne iconView.setVisibility(VISIBLE); 62344c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne } 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6257609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron if (context.getApplicationInfo().targetSdkVersion <= Build.VERSION_CODES.DONUT) { 6267609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron // Donut apps get old color scheme 6277609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron tabIndicator.setBackgroundResource(R.drawable.tab_indicator_v4); 6284a357cd2e55293402d7172766f7f9419815fc1e8Alan Viverette tv.setTextColor(context.getColorStateList(R.color.tab_indicator_text_v4)); 6297609764295d1b3ec0b53d1ae536ee0280f5e0407Mike Cleron } 63044c1473c03a0021224fa94af9b1e3579ec244b12Gilles Debunne 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return tabIndicator; 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 63653175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra * How to create a tab indicator by specifying a view. 63753175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra */ 63853175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra private class ViewIndicatorStrategy implements IndicatorStrategy { 63953175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 64053175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra private final View mView; 64153175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 64253175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra private ViewIndicatorStrategy(View view) { 64353175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra mView = view; 64453175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 64553175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 64653175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra public View createIndicatorView() { 64753175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra return mView; 64853175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 64953175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra } 65053175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra 65153175148c9b962c0ffe9cea0f3dc68bc0196e044Jack Veenstra /** 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How to create the tab content via a view id. 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class ViewIdContentStrategy implements ContentStrategy { 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final View mView; 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ViewIdContentStrategy(int viewId) { 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mView = mTabContent.findViewById(viewId); 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mView != null) { 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mView.setVisibility(View.GONE); 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException("Could not create tab content because " + 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "could not find view with id " + viewId); 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getContentView() { 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mView.setVisibility(View.VISIBLE); 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mView; 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void tabClosed() { 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mView.setVisibility(View.GONE); 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How tab content is managed using {@link TabContentFactory}. 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class FactoryContentStrategy implements ContentStrategy { 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private View mTabContent; 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final CharSequence mTag; 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private TabContentFactory mFactory; 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public FactoryContentStrategy(CharSequence tag, TabContentFactory factory) { 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag = tag; 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFactory = factory; 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getContentView() { 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mTabContent == null) { 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent = mFactory.createTabContent(mTag.toString()); 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.setVisibility(View.VISIBLE); 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTabContent; 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void tabClosed() { 700ce2baf0d57ee3f1e8a7f07c030595f489407d1ceGilles Debunne mTabContent.setVisibility(View.GONE); 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * How tab content is managed via an {@link Intent}: the content view is the 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * decorview of the launched activity. 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class IntentContentStrategy implements ContentStrategy { 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final String mTag; 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final Intent mIntent; 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private View mLaunchedView; 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private IntentContentStrategy(String tag, Intent intent) { 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag = tag; 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mIntent = intent; 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getContentView() { 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLocalActivityManager == null) { 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalStateException("Did you forget to call 'public void setup(LocalActivityManager activityGroup)'?"); 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Window w = mLocalActivityManager.startActivity( 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag, mIntent); 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final View wd = w != null ? w.getDecorView() : null; 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLaunchedView != wd && mLaunchedView != null) { 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLaunchedView.getParent() != null) { 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTabContent.removeView(mLaunchedView); 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLaunchedView = wd; 7333730bb1cd59bcfa9f5cad8361997b84113ed5923Evan Millar 734982be3be054960fbf254f225b4aeaee0310e619fJack Veenstra // XXX Set FOCUS_AFTER_DESCENDANTS on embedded activities for now so they can get 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // focus if none of their children have it. They need focus to be able to 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // display menu items. 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Replace this with something better when Bug 628886 is fixed... 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLaunchedView != null) { 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLaunchedView.setVisibility(View.VISIBLE); 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLaunchedView.setFocusableInTouchMode(true); 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ((ViewGroup) mLaunchedView).setDescendantFocusability( 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FOCUS_AFTER_DESCENDANTS); 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mLaunchedView; 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void tabClosed() { 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mLaunchedView != null) { 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLaunchedView.setVisibility(View.GONE); 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 757