ViewParent.java revision 9066cfe9886ac131c34d59ed0e2d287b0e3c0087
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.view; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Rect; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Defines the responsibilities for a class that will be a parent of a View. 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is the API that a view sees when it wants to interact with its parent. 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic interface ViewParent { 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when something has changed which has invalidated the layout of a 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * child of this view parent. This will schedule a layout pass of the view 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * tree. 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void requestLayout(); 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Indicates whether layout was requested on this view parent. 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return true if layout was requested, false otherwise 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isLayoutRequested(); 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when a child wants the view hierarchy to gather and report 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * transparent regions to the window compositor. Views that "punch" holes in 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the view hierarchy, such as SurfaceView can use this API to improve 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * performance of the system. When no such a view is present in the 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * hierarchy, this optimization in unnecessary and might slightly reduce the 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * view hierarchy performance. 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child the view requesting the transparent region computation 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void requestTransparentRegion(View child); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * All or part of a child is dirty and needs to be redrawn. 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child The child which is dirty 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param r The area within the child that is invalid 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void invalidateChild(View child, Rect r); 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * All or part of a child is dirty and needs to be redrawn. 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The location array is an array of two int values which respectively 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * define the left and the top position of the dirty child. 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This method must return the parent of this ViewParent if the specified 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * rectangle must be invalidated in the parent. If the specified rectangle 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * does not require invalidation in the parent or if the parent does not 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * exist, this method must return null. 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * When this method returns a non-null value, the location array must 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * have been updated with the left and top coordinates of this ViewParent. 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param location An array of 2 ints containing the left and top 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * coordinates of the child to invalidate 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param r The area within the child that is invalid 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the parent of this ViewParent or null 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ViewParent invalidateChildInParent(int[] location, Rect r); 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns the parent if it exists, or null. 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a ViewParent or null if this ViewParent does not have a parent 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ViewParent getParent(); 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when a child of this parent wants focus 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child The child of this ViewParent that wants focus. This view 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will contain the focused view. It is not necessarily the view that 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * actually has focus. 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param focused The view that is a descendant of child that actually has 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * focus 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void requestChildFocus(View child, View focused); 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Tell view hierarchy that the global view attributes need to be 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * re-evaluated. 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child View whose attributes have changed. 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void recomputeViewAttributes(View child); 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when a child of this parent is giving up focus 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child The view that is giving up focus 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void clearChildFocus(View child); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean getChildVisibleRect(View child, Rect r, android.graphics.Point offset); 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Find the nearest view in the specified direction that wants to take focus 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param v The view that currently has focus 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param direction One of FOCUS_UP, FOCUS_DOWN, FOCUS_LEFT, and FOCUS_RIGHT 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View focusSearch(View v, int direction); 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Change the z order of the child so it's on top of all other children 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void bringChildToFront(View child); 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Tells the parent that a new focusable view has become available. This is 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to handle transitions from the case where there are no focusable views to 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the case where the first focusable view appears. 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param v The view that has become newly focusable 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void focusableViewAvailable(View v); 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Bring up a context menu for the specified view or its ancestors. 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * In most cases, a subclass does not need to override this. However, if 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the subclass is added directly to the window manager (for example, 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link ViewManager#addView(View, android.view.ViewGroup.LayoutParams)}) 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * then it should override this and show the context menu. 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param originalView The source view where the context menu was first invoked 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return true if a context menu was displayed 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean showContextMenuForChild(View originalView); 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Have the parent populate the specified context menu if it has anything to 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * add (and then recurse on its parent). 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param menu The menu to populate 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void createContextMenu(ContextMenu menu); 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This method is called on the parent when a child's drawable state 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * has changed. 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child The child whose drawable state has changed. 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void childDrawableStateChanged(View child); 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when a child does not want this parent and its ancestors to 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * intercept touch events with 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link ViewGroup#onInterceptTouchEvent(MotionEvent)}. 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This parent should pass this call onto its parents. This parent must obey 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this request for the duration of the touch (that is, only clear the flag 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * after this parent has received an up or a cancel. 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param disallowIntercept True if the child does not want the parent to 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * intercept touch events. 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void requestDisallowInterceptTouchEvent(boolean disallowIntercept); 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called when a child of this group wants a particular rectangle to be 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * positioned onto the screen. {@link ViewGroup}s overriding this can trust 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that: 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>child will be a direct child of this group</li> 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>rectangle will be in the child's coordinates</li> 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>{@link ViewGroup}s overriding this should uphold the contract:</p> 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>nothing will change if the rectangle is already visible</li> 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>the view port will be scrolled only just enough to make the 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * rectangle visible</li> 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param child The direct child making the request. 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rectangle The rectangle in the child's coordinates the child 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * wishes to be on the screen. 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param immediate True to forbid animated or delayed scrolling, 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * false otherwise 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Whether the group scrolled to handle the operation 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean requestChildRectangleOnScreen(View child, Rect rectangle, 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean immediate); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 212