ViewTreeObserver.java revision 9066cfe9886ac131c34d59ed0e2d287b0e3c0087
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 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.view; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Rect; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.ArrayList; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A view tree observer is used to register listeners that can be notified of global 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * changes in the view tree. Such global events include, but are not limited to, 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * layout of the whole tree, beginning of the drawing pass, touch mode change.... 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A ViewTreeObserver should never be instantiated by applications as it is provided 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * by the views hierarchy. Refer to {@link android.view.View#getViewTreeObserver()} 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for more information. 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic final class ViewTreeObserver { 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ArrayList<OnGlobalFocusChangeListener> mOnGlobalFocusListeners; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ArrayList<OnGlobalLayoutListener> mOnGlobalLayoutListeners; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ArrayList<OnPreDrawListener> mOnPreDrawListeners; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ArrayList<OnTouchModeChangeListener> mOnTouchModeChangeListeners; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ArrayList<OnComputeInternalInsetsListener> mOnComputeInternalInsetsListeners; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ArrayList<OnScrollChangedListener> mOnScrollChangedListeners; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mAlive = true; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Interface definition for a callback to be invoked when the focus state within 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the view tree changes. 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface OnGlobalFocusChangeListener { 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback method to be invoked when the focus changes in the view tree. When 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the view tree transitions from touch mode to non-touch mode, oldFocus is null. 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * When the view tree transitions from non-touch mode to touch mode, newFocus is 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * null. When focus changes in non-touch mode (without transition from or to 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * touch mode) either oldFocus or newFocus can be null. 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param oldFocus The previously focused view, if any. 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param newFocus The newly focused View, if any. 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onGlobalFocusChanged(View oldFocus, View newFocus); 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Interface definition for a callback to be invoked when the global layout state 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or the visibility of views within the view tree changes. 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface OnGlobalLayoutListener { 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback method to be invoked when the global layout state or the visibility of views 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * within the view tree changes 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onGlobalLayout(); 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Interface definition for a callback to be invoked when the view tree is about to be drawn. 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface OnPreDrawListener { 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback method to be invoked when the view tree is about to be drawn. At this point, all 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * views in the tree have been measured and given a frame. Clients can use this to adjust 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * their scroll bounds or even to request a new layout before drawing occurs. 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Return true to proceed with the current drawing pass, or false to cancel. 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.view.View#onMeasure 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.view.View#onLayout 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see android.view.View#onDraw 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onPreDraw(); 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Interface definition for a callback to be invoked when the touch mode changes. 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface OnTouchModeChangeListener { 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback method to be invoked when the touch mode changes. 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param isInTouchMode True if the view hierarchy is now in touch mode, false otherwise. 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onTouchModeChanged(boolean isInTouchMode); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Interface definition for a callback to be invoked when 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * something in the view tree has been scrolled. 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide pending API council approval 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface OnScrollChangedListener { 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback method to be invoked when something in the view tree 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * has been scrolled. 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onScrollChanged(); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Parameters used with OnComputeInternalInsetsListener. 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide pending API Council approval} 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final static class InternalInsetsInfo { 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Offsets from the frame of the window at which the content of 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * windows behind it should be placed. 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final Rect contentInsets = new Rect(); 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Offsets from the fram of the window at which windows behind it 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are visible. 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final Rect visibleInsets = new Rect(); 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Option for {@link #setTouchableInsets(int)}: the entire window frame 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can be touched. 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int TOUCHABLE_INSETS_FRAME = 0; 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Option for {@link #setTouchableInsets(int)}: the area inside of 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the content insets can be touched. 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int TOUCHABLE_INSETS_CONTENT = 1; 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Option for {@link #setTouchableInsets(int)}: the area inside of 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the visible insets can be touched. 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int TOUCHABLE_INSETS_VISIBLE = 2; 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set which parts of the window can be touched: either 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #TOUCHABLE_INSETS_FRAME}, {@link #TOUCHABLE_INSETS_CONTENT}, 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or {@link #TOUCHABLE_INSETS_VISIBLE}. 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setTouchableInsets(int val) { 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTouchableInsets = val; 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getTouchableInsets() { 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTouchableInsets; 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mTouchableInsets; 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void reset() { 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Rect givenContent = contentInsets; 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Rect givenVisible = visibleInsets; 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project givenContent.left = givenContent.top = givenContent.right 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project = givenContent.bottom = givenVisible.left = givenVisible.top 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project = givenVisible.right = givenVisible.bottom = 0; 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTouchableInsets = TOUCHABLE_INSETS_FRAME; 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override public boolean equals(Object o) { 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (o == null) { 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project InternalInsetsInfo other = (InternalInsetsInfo)o; 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!contentInsets.equals(other.contentInsets)) { 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!visibleInsets.equals(other.visibleInsets)) { 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mTouchableInsets == other.mTouchableInsets; 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (ClassCastException e) { 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void set(InternalInsetsInfo other) { 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project contentInsets.set(other.contentInsets); 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project visibleInsets.set(other.visibleInsets); 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTouchableInsets = other.mTouchableInsets; 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Interface definition for a callback to be invoked when layout has 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * completed and the client can compute its interior insets. 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide pending API Council approval} 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface OnComputeInternalInsetsListener { 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Callback method to be invoked when layout has completed and the 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * client can compute its interior insets. 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param inoutInfo Should be filled in by the implementation with 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the information about the insets of the window. This is called 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * with whatever values the previous OnComputeInternalInsetsListener 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * returned, if there are multiple such listeners in the window. 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onComputeInternalInsets(InternalInsetsInfo inoutInfo); 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a new ViewTreeObserver. This constructor should not be called 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ViewTreeObserver() { 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Merges all the listeners registered on the specified observer with the listeners 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * registered on this object. After this method is invoked, the specified observer 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will return false in {@link #isAlive()} and should not be used anymore. 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param observer The ViewTreeObserver whose listeners must be added to this observer 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void merge(ViewTreeObserver observer) { 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (observer.mOnGlobalFocusListeners != null) { 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnGlobalFocusListeners != null) { 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalFocusListeners.addAll(observer.mOnGlobalFocusListeners); 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalFocusListeners = observer.mOnGlobalFocusListeners; 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (observer.mOnGlobalLayoutListeners != null) { 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnGlobalLayoutListeners != null) { 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalLayoutListeners.addAll(observer.mOnGlobalLayoutListeners); 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalLayoutListeners = observer.mOnGlobalLayoutListeners; 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (observer.mOnPreDrawListeners != null) { 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnPreDrawListeners != null) { 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnPreDrawListeners.addAll(observer.mOnPreDrawListeners); 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnPreDrawListeners = observer.mOnPreDrawListeners; 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (observer.mOnTouchModeChangeListeners != null) { 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnTouchModeChangeListeners != null) { 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnTouchModeChangeListeners.addAll(observer.mOnTouchModeChangeListeners); 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnTouchModeChangeListeners = observer.mOnTouchModeChangeListeners; 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (observer.mOnComputeInternalInsetsListeners != null) { 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnComputeInternalInsetsListeners != null) { 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnComputeInternalInsetsListeners.addAll(observer.mOnComputeInternalInsetsListeners); 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnComputeInternalInsetsListeners = observer.mOnComputeInternalInsetsListeners; 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project observer.kill(); 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register a callback to be invoked when the focus state within the view tree changes. 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param listener The callback to add 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addOnGlobalFocusChangeListener(OnGlobalFocusChangeListener listener) { 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnGlobalFocusListeners == null) { 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalFocusListeners = new ArrayList<OnGlobalFocusChangeListener>(); 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalFocusListeners.add(listener); 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove a previously installed focus change callback. 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param victim The callback to remove 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #addOnGlobalFocusChangeListener(OnGlobalFocusChangeListener) 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void removeOnGlobalFocusChangeListener(OnGlobalFocusChangeListener victim) { 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnGlobalFocusListeners == null) { 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalFocusListeners.remove(victim); 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register a callback to be invoked when the global layout state or the visibility of views 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * within the view tree changes 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param listener The callback to add 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addOnGlobalLayoutListener(OnGlobalLayoutListener listener) { 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnGlobalLayoutListeners == null) { 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalLayoutListeners = new ArrayList<OnGlobalLayoutListener>(); 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalLayoutListeners.add(listener); 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove a previously installed global layout callback 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param victim The callback to remove 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #addOnGlobalLayoutListener(OnGlobalLayoutListener) 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void removeGlobalOnLayoutListener(OnGlobalLayoutListener victim) { 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnGlobalLayoutListeners == null) { 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnGlobalLayoutListeners.remove(victim); 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register a callback to be invoked when the view tree is about to be drawn 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param listener The callback to add 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addOnPreDrawListener(OnPreDrawListener listener) { 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnPreDrawListeners == null) { 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnPreDrawListeners = new ArrayList<OnPreDrawListener>(); 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnPreDrawListeners.add(listener); 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove a previously installed pre-draw callback 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param victim The callback to remove 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #addOnPreDrawListener(OnPreDrawListener) 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void removeOnPreDrawListener(OnPreDrawListener victim) { 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnPreDrawListeners == null) { 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnPreDrawListeners.remove(victim); 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register a callback to be invoked when a view has been scrolled. 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param listener The callback to add 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide pending API council approval 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addOnScrollChangedListener(OnScrollChangedListener listener) { 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnScrollChangedListeners == null) { 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnScrollChangedListeners = new ArrayList<OnScrollChangedListener>(); 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnScrollChangedListeners.add(listener); 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove a previously installed scroll-changed callback 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param victim The callback to remove 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #addOnScrollChangedListener(OnScrollChangedListener) 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide pending API council approval 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void removeOnScrollChangedListener(OnScrollChangedListener victim) { 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnScrollChangedListeners == null) { 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnScrollChangedListeners.remove(victim); 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register a callback to be invoked when the invoked when the touch mode changes. 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param listener The callback to add 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addOnTouchModeChangeListener(OnTouchModeChangeListener listener) { 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnTouchModeChangeListeners == null) { 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnTouchModeChangeListeners = new ArrayList<OnTouchModeChangeListener>(); 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnTouchModeChangeListeners.add(listener); 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove a previously installed touch mode change callback 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param victim The callback to remove 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #addOnTouchModeChangeListener(OnTouchModeChangeListener) 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void removeOnTouchModeChangeListener(OnTouchModeChangeListener victim) { 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnTouchModeChangeListeners == null) { 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnTouchModeChangeListeners.remove(victim); 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Register a callback to be invoked when the invoked when it is time to 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * compute the window's internal insets. 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param listener The callback to add 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide pending API Council approval} 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void addOnComputeInternalInsetsListener(OnComputeInternalInsetsListener listener) { 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnComputeInternalInsetsListeners == null) { 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnComputeInternalInsetsListeners = new ArrayList<OnComputeInternalInsetsListener>(); 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnComputeInternalInsetsListeners.add(listener); 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove a previously installed internal insets computation callback 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param victim The callback to remove 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @throws IllegalStateException If {@link #isAlive()} returns false 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #addOnComputeInternalInsetsListener(OnComputeInternalInsetsListener) 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide pending API Council approval} 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void removeOnComputeInternalInsetsListener(OnComputeInternalInsetsListener victim) { 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkIsAlive(); 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOnComputeInternalInsetsListeners == null) { 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOnComputeInternalInsetsListeners.remove(victim); 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void checkIsAlive() { 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mAlive) { 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalStateException("This ViewTreeObserver is not alive, call " 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + "getViewTreeObserver() again"); 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Indicates whether this ViewTreeObserver is alive. When an observer is not alive, 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * any call to a method (except this one) will throw an exception. 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If an application keeps a long-lived reference to this ViewTreeObserver, it should 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * always check for the result of this method before calling any other method. 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return True if this object is alive and be used, false otherwise. 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isAlive() { 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mAlive; 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Marks this ViewTreeObserver as not alive. After invoking this method, invoking 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * any other method but {@link #isAlive()} and {@link #kill()} will throw an Exception. 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void kill() { 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAlive = false; 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Notifies registered listeners that focus has changed. 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void dispatchOnGlobalFocusChange(View oldFocus, View newFocus) { 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ArrayList<OnGlobalFocusChangeListener> globaFocusListeners = mOnGlobalFocusListeners; 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (globaFocusListeners != null) { 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int count = globaFocusListeners.size(); 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = count - 1; i >= 0; i--) { 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project globaFocusListeners.get(i).onGlobalFocusChanged(oldFocus, newFocus); 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 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 * Notifies registered listeners that a global layout happened. This can be called 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * manually if you are forcing a layout on a View or a hierarchy of Views that are 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * not attached to a Window or in the GONE state. 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void dispatchOnGlobalLayout() { 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ArrayList<OnGlobalLayoutListener> globaLayoutListeners = mOnGlobalLayoutListeners; 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (globaLayoutListeners != null) { 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int count = globaLayoutListeners.size(); 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = count - 1; i >= 0; i--) { 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project globaLayoutListeners.get(i).onGlobalLayout(); 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Notifies registered listeners that the drawing pass is about to start. If a 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * listener returns true, then the drawing pass is canceled and rescheduled. This can 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be called manually if you are forcing the drawing on a View or a hierarchy of Views 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that are not attached to a Window or in the GONE state. 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return True if the current draw should be canceled and resceduled, false otherwise. 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final boolean dispatchOnPreDraw() { 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean cancelDraw = false; 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ArrayList<OnPreDrawListener> preDrawListeners = mOnPreDrawListeners; 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (preDrawListeners != null) { 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int count = preDrawListeners.size(); 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = count - 1; i >= 0; i--) { 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project cancelDraw |= !preDrawListeners.get(i).onPreDraw(); 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return cancelDraw; 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Notifies registered listeners that the touch mode has changed. 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param inTouchMode True if the touch mode is now enabled, false otherwise. 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void dispatchOnTouchModeChanged(boolean inTouchMode) { 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ArrayList<OnTouchModeChangeListener> touchModeListeners = mOnTouchModeChangeListeners; 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (touchModeListeners != null) { 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int count = touchModeListeners.size(); 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = count - 1; i >= 0; i--) { 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project touchModeListeners.get(i).onTouchModeChanged(inTouchMode); 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Notifies registered listeners that something has scrolled. 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void dispatchOnScrollChanged() { 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ArrayList<OnScrollChangedListener> listeners = mOnScrollChangedListeners; 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (listeners != null) { 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (OnScrollChangedListener scl : mOnScrollChangedListeners) { 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scl.onScrollChanged(); 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns whether there are listeners for computing internal insets. 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final boolean hasComputeInternalInsetsListeners() { 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ArrayList<OnComputeInternalInsetsListener> listeners = mOnComputeInternalInsetsListeners; 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (listeners != null && listeners.size() > 0); 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Calls all listeners to compute the current insets. 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final void dispatchOnComputeInternalInsets(InternalInsetsInfo inoutInfo) { 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final ArrayList<OnComputeInternalInsetsListener> listeners = mOnComputeInternalInsetsListeners; 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (listeners != null) { 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int count = listeners.size(); 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = count - 1; i >= 0; i--) { 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project listeners.get(i).onComputeInternalInsets(inoutInfo); 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 614