DragLayer.java revision 95abbb330ce9bbaf23594245f0f8a795c8118038
131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/* 231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * you may not use this file except in compliance with the License. 631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * You may obtain a copy of the License at 731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 1031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 1131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 1231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * See the License for the specific language governing permissions and 1431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * limitations under the License. 1531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17325dc23624160689e59fbac708cf6f222b20d025Daniel Sandlerpackage com.android.launcher3; 1831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohenimport android.animation.Animator; 20716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohenimport android.animation.AnimatorListenerAdapter; 21716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohenimport android.animation.TimeInterpolator; 22716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohenimport android.animation.ValueAnimator; 23716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohenimport android.animation.ValueAnimator.AnimatorUpdateListener; 2431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 25716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohenimport android.content.res.Resources; 26360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chungimport android.graphics.Canvas; 276788269814a678af976dfc7d6135993e172ce586Adam Cohenimport android.graphics.Rect; 28360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chungimport android.graphics.drawable.Drawable; 2931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 3026279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkeyimport android.view.KeyEvent; 3126279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkeyimport android.view.MotionEvent; 3226279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkeyimport android.view.View; 3326279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkeyimport android.view.ViewGroup; 343371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohenimport android.view.accessibility.AccessibilityEvent; 353371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohenimport android.view.accessibility.AccessibilityManager; 36716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohenimport android.view.animation.DecelerateInterpolator; 373e8f811f31a2275e778244427271f77f4116c08bAdam Cohenimport android.view.animation.Interpolator; 3831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.widget.FrameLayout; 39ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohenimport android.widget.TextView; 4031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 411d9af7d1e75bad13bb10ad37f5900ed59882622eAdam Cohenimport java.util.ArrayList; 426788269814a678af976dfc7d6135993e172ce586Adam Cohen 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/** 440e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka * A ViewGroup that coordinates dragging across its descendants 4531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 468b805b17158886035b38261eb611d8641701ae43Michael Jurkapublic class DragLayer extends FrameLayout implements ViewGroup.OnHierarchyChangeListener { 47120980bd00f5eecec5717f49a3d7db96571025a9Adam Cohen private DragController mDragController; 48120980bd00f5eecec5717f49a3d7db96571025a9Adam Cohen private int[] mTmpXY = new int[2]; 4931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 50716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen private int mXDown, mYDown; 51716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen private Launcher mLauncher; 52716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 536788269814a678af976dfc7d6135993e172ce586Adam Cohen // Variables relating to resizing widgets 546788269814a678af976dfc7d6135993e172ce586Adam Cohen private final ArrayList<AppWidgetResizeFrame> mResizeFrames = 556788269814a678af976dfc7d6135993e172ce586Adam Cohen new ArrayList<AppWidgetResizeFrame>(); 566788269814a678af976dfc7d6135993e172ce586Adam Cohen private AppWidgetResizeFrame mCurrentResizeFrame; 57716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 58716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen // Variables relating to animation of views after drop 59716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen private ValueAnimator mDropAnim = null; 608dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen private ValueAnimator mFadeOutAnim = null; 618dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen private TimeInterpolator mCubicEaseOutInterpolator = new DecelerateInterpolator(1.5f); 627bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung private DragView mDropView = null; 636441de0ec2a71862798dd51180d0811b42edd514Adam Cohen private int mAnchorViewInitialScrollX = 0; 646441de0ec2a71862798dd51180d0811b42edd514Adam Cohen private View mAnchorView = null; 658dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen 663371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen private boolean mHoverPointClosesFolder = false; 673371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen private Rect mHitRect = new Rect(); 68ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen public static final int ANIMATION_END_DISAPPEAR = 0; 69ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen public static final int ANIMATION_END_FADE_OUT = 1; 70ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen public static final int ANIMATION_END_REMAIN_VISIBLE = 2; 716788269814a678af976dfc7d6135993e172ce586Adam Cohen 72b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen private TouchCompleteListener mTouchCompleteListener; 73b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen 7477e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock private final Rect mInsets = new Rect(); 7577e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock 76432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen private View mOverlayView; 77432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen private int mTopViewIndex; 782d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen private int mChildCountOnLastUpdate = -1; 7955bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi 806c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen // Darkening scrim 816c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen private Drawable mBackground; 826c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen private float mBackgroundAlpha = 0; 836c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen 8431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 8531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to create a new DragLayer from XML. 8631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 8731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 880e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka * @param attrs The attributes set containing the Workspace's customization values. 8931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 9031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public DragLayer(Context context, AttributeSet attrs) { 9131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs); 92be62afa34d58edab0fc9ba7499f0dd543039c903Winson Chung 93be62afa34d58edab0fc9ba7499f0dd543039c903Winson Chung // Disable multitouch across the workspace/all apps/customize tray 94be62afa34d58edab0fc9ba7499f0dd543039c903Winson Chung setMotionEventSplittingEnabled(false); 9521b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen setChildrenDrawingOrderEnabled(true); 968b805b17158886035b38261eb611d8641701ae43Michael Jurka setOnHierarchyChangeListener(this); 97360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 986c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen final Resources res = getResources(); 996c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen mLeftHoverDrawable = res.getDrawable(R.drawable.page_hover_left_holo); 1006c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen mRightHoverDrawable = res.getDrawable(R.drawable.page_hover_right_holo); 1016c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen mBackground = res.getDrawable(R.drawable.apps_customize_bg); 10231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 10331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1044c98d9235d164680186180974719f551cf935d08Winson Chung public void setup(Launcher launcher, DragController controller) { 1054c98d9235d164680186180974719f551cf935d08Winson Chung mLauncher = launcher; 10600acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato mDragController = controller; 10731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 10876fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 10931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 11031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean dispatchKeyEvent(KeyEvent event) { 11100acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato return mDragController.dispatchKeyEvent(event) || super.dispatchKeyEvent(event); 11231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 11331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 11477e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock @Override 11577e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock protected boolean fitSystemWindows(Rect insets) { 11677e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock final int n = getChildCount(); 11777e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock for (int i = 0; i < n; i++) { 11877e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock final View child = getChildAt(i); 11926279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey setInsets(child, insets, mInsets); 12077e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock } 12177e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock mInsets.set(insets); 12277e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock return true; // I'll take it from here 12377e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock } 12477e1f47520958edd7ec04e203db65b932537bd1cJohn Spurlock 12526279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey @Override 12626279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey public void addView(View child, int index, android.view.ViewGroup.LayoutParams params) { 12726279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey super.addView(child, index, params); 12826279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey setInsets(child, mInsets, new Rect()); 12926279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey } 13026279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey 131b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen public void showOverlayView(View overlayView) { 132432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen LayoutParams lp = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 133b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen mOverlayView = overlayView; 134b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen addView(overlayView, lp); 135b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen 136b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // ensure that the overlay view stays on top. we can't use drawing order for this 137b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // because in API level 16 touch dispatch doesn't respect drawing order. 138b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen mOverlayView.bringToFront(); 139432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } 140432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen 141432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen public void dismissOverlayView() { 142432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen removeView(mOverlayView); 143432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } 144432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen 14526279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey private void setInsets(View child, Rect newInsets, Rect oldInsets) { 14626279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey final FrameLayout.LayoutParams flp = (FrameLayout.LayoutParams) child.getLayoutParams(); 14726279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey if (child instanceof Insettable) { 14826279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey ((Insettable) child).setInsets(newInsets); 14926279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey } else { 15026279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey flp.topMargin += (newInsets.top - oldInsets.top); 15126279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey flp.leftMargin += (newInsets.left - oldInsets.left); 15226279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey flp.rightMargin += (newInsets.right - oldInsets.right); 15326279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey flp.bottomMargin += (newInsets.bottom - oldInsets.bottom); 15426279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey } 15526279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey child.setLayoutParams(flp); 15626279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey } 15726279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkey 1583371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen private boolean isEventOverFolderTextRegion(Folder folder, MotionEvent ev) { 1593371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen getDescendantRectRelativeToSelf(folder.getEditTextRegion(), mHitRect); 1603371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (mHitRect.contains((int) ev.getX(), (int) ev.getY())) { 1613371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return true; 1623371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 1633371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return false; 1643371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 1653371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 1663371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen private boolean isEventOverFolder(Folder folder, MotionEvent ev) { 1673371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen getDescendantRectRelativeToSelf(folder, mHitRect); 1683371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (mHitRect.contains((int) ev.getX(), (int) ev.getY())) { 1693371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return true; 1703371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 1713371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return false; 1723371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 1733371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 17476fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen private boolean handleTouchDown(MotionEvent ev, boolean intercept) { 1756788269814a678af976dfc7d6135993e172ce586Adam Cohen Rect hitRect = new Rect(); 1766788269814a678af976dfc7d6135993e172ce586Adam Cohen int x = (int) ev.getX(); 1776788269814a678af976dfc7d6135993e172ce586Adam Cohen int y = (int) ev.getY(); 1786788269814a678af976dfc7d6135993e172ce586Adam Cohen 1796788269814a678af976dfc7d6135993e172ce586Adam Cohen for (AppWidgetResizeFrame child: mResizeFrames) { 1806788269814a678af976dfc7d6135993e172ce586Adam Cohen child.getHitRect(hitRect); 1816788269814a678af976dfc7d6135993e172ce586Adam Cohen if (hitRect.contains(x, y)) { 1826788269814a678af976dfc7d6135993e172ce586Adam Cohen if (child.beginResizeIfPointInRegion(x - child.getLeft(), y - child.getTop())) { 1836788269814a678af976dfc7d6135993e172ce586Adam Cohen mCurrentResizeFrame = child; 1846788269814a678af976dfc7d6135993e172ce586Adam Cohen mXDown = x; 1856788269814a678af976dfc7d6135993e172ce586Adam Cohen mYDown = y; 1866788269814a678af976dfc7d6135993e172ce586Adam Cohen requestDisallowInterceptTouchEvent(true); 1876788269814a678af976dfc7d6135993e172ce586Adam Cohen return true; 1886788269814a678af976dfc7d6135993e172ce586Adam Cohen } 1896788269814a678af976dfc7d6135993e172ce586Adam Cohen } 1906788269814a678af976dfc7d6135993e172ce586Adam Cohen } 19176fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 1921d9af7d1e75bad13bb10ad37f5900ed59882622eAdam Cohen Folder currentFolder = mLauncher.getWorkspace().getOpenFolder(); 193a694524047fda0a51dede4eefb1201a598d2d3a7Winson Chung if (currentFolder != null && !mLauncher.getLauncherClings().isFolderClingVisible() && 194a694524047fda0a51dede4eefb1201a598d2d3a7Winson Chung intercept) { 1951d9af7d1e75bad13bb10ad37f5900ed59882622eAdam Cohen if (currentFolder.isEditingName()) { 1963371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (!isEventOverFolderTextRegion(currentFolder, ev)) { 1971d9af7d1e75bad13bb10ad37f5900ed59882622eAdam Cohen currentFolder.dismissEditingName(); 19876fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen return true; 1992801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 2002801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 20176fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 2021d9af7d1e75bad13bb10ad37f5900ed59882622eAdam Cohen getDescendantRectRelativeToSelf(currentFolder, hitRect); 2033371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (!isEventOverFolder(currentFolder, ev)) { 20476fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen mLauncher.closeFolder(); 20576fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen return true; 20676fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen } 2072801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 2086788269814a678af976dfc7d6135993e172ce586Adam Cohen return false; 2096788269814a678af976dfc7d6135993e172ce586Adam Cohen } 2106788269814a678af976dfc7d6135993e172ce586Adam Cohen 21131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 21231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onInterceptTouchEvent(MotionEvent ev) { 213b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen int action = ev.getAction(); 214b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen 215b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (action == MotionEvent.ACTION_DOWN) { 21676fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen if (handleTouchDown(ev, true)) { 2176788269814a678af976dfc7d6135993e172ce586Adam Cohen return true; 218d1837cc69eb222371afdd30890f7215d117510f2Patrick Dubroy } 219b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } else if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL) { 220b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (mTouchCompleteListener != null) { 221b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener.onTouchComplete(); 222b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } 223b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener = null; 2241b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 2256788269814a678af976dfc7d6135993e172ce586Adam Cohen clearAllResizeFrames(); 2264db52312c10e822162a21c60404f06f6e507f0d6Joe Onorato return mDragController.onInterceptTouchEvent(ev); 22731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 22831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 22931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 2303371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen public boolean onInterceptHoverEvent(MotionEvent ev) { 231023c71eb3b2bbe63272cb74baaf050c4188c89b0Michael Jurka if (mLauncher == null || mLauncher.getWorkspace() == null) { 232023c71eb3b2bbe63272cb74baaf050c4188c89b0Michael Jurka return false; 233023c71eb3b2bbe63272cb74baaf050c4188c89b0Michael Jurka } 2343371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen Folder currentFolder = mLauncher.getWorkspace().getOpenFolder(); 2353371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (currentFolder == null) { 2363371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return false; 2373371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } else { 2388b805b17158886035b38261eb611d8641701ae43Michael Jurka AccessibilityManager accessibilityManager = (AccessibilityManager) 2398b805b17158886035b38261eb611d8641701ae43Michael Jurka getContext().getSystemService(Context.ACCESSIBILITY_SERVICE); 2408b805b17158886035b38261eb611d8641701ae43Michael Jurka if (accessibilityManager.isTouchExplorationEnabled()) { 2413371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen final int action = ev.getAction(); 2423371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen boolean isOverFolder; 2433371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen switch (action) { 2443371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen case MotionEvent.ACTION_HOVER_ENTER: 2453371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen isOverFolder = isEventOverFolder(currentFolder, ev); 2463371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (!isOverFolder) { 2473371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen sendTapOutsideFolderAccessibilityEvent(currentFolder.isEditingName()); 2483371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen mHoverPointClosesFolder = true; 2493371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return true; 2503371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 251693fbc7f1737d89f11f9ab81558c109f0883ab0eMihail Dumitrescu mHoverPointClosesFolder = false; 252693fbc7f1737d89f11f9ab81558c109f0883ab0eMihail Dumitrescu break; 2533371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen case MotionEvent.ACTION_HOVER_MOVE: 2543371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen isOverFolder = isEventOverFolder(currentFolder, ev); 2553371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (!isOverFolder && !mHoverPointClosesFolder) { 2563371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen sendTapOutsideFolderAccessibilityEvent(currentFolder.isEditingName()); 2573371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen mHoverPointClosesFolder = true; 2583371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return true; 259693fbc7f1737d89f11f9ab81558c109f0883ab0eMihail Dumitrescu } else if (!isOverFolder) { 2603371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return true; 2613371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 262693fbc7f1737d89f11f9ab81558c109f0883ab0eMihail Dumitrescu mHoverPointClosesFolder = false; 2633371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 2643371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 2653371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 2663371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return false; 2673371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 2683371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 2693371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen private void sendTapOutsideFolderAccessibilityEvent(boolean isEditingName) { 2708b805b17158886035b38261eb611d8641701ae43Michael Jurka AccessibilityManager accessibilityManager = (AccessibilityManager) 2718b805b17158886035b38261eb611d8641701ae43Michael Jurka getContext().getSystemService(Context.ACCESSIBILITY_SERVICE); 2728b805b17158886035b38261eb611d8641701ae43Michael Jurka if (accessibilityManager.isEnabled()) { 2733371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen int stringId = isEditingName ? R.string.folder_tap_to_rename : R.string.folder_tap_to_close; 2743371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen AccessibilityEvent event = AccessibilityEvent.obtain( 2753371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen AccessibilityEvent.TYPE_VIEW_FOCUSED); 2763371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen onInitializeAccessibilityEvent(event); 2778b805b17158886035b38261eb611d8641701ae43Michael Jurka event.getText().add(getContext().getString(stringId)); 2788b805b17158886035b38261eb611d8641701ae43Michael Jurka accessibilityManager.sendAccessibilityEvent(event); 2793371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 28083ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 28183ca480941b3dd635b62347008fc8d7859d82002Winson Chung 28283ca480941b3dd635b62347008fc8d7859d82002Winson Chung @Override 28383ca480941b3dd635b62347008fc8d7859d82002Winson Chung public boolean onRequestSendAccessibilityEvent(View child, AccessibilityEvent event) { 28483ca480941b3dd635b62347008fc8d7859d82002Winson Chung Folder currentFolder = mLauncher.getWorkspace().getOpenFolder(); 28583ca480941b3dd635b62347008fc8d7859d82002Winson Chung if (currentFolder != null) { 28683ca480941b3dd635b62347008fc8d7859d82002Winson Chung if (child == currentFolder) { 28783ca480941b3dd635b62347008fc8d7859d82002Winson Chung return super.onRequestSendAccessibilityEvent(child, event); 28883ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 28983ca480941b3dd635b62347008fc8d7859d82002Winson Chung // Skip propagating onRequestSendAccessibilityEvent all for other children 29083ca480941b3dd635b62347008fc8d7859d82002Winson Chung // when a folder is open 29183ca480941b3dd635b62347008fc8d7859d82002Winson Chung return false; 29283ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 29383ca480941b3dd635b62347008fc8d7859d82002Winson Chung return super.onRequestSendAccessibilityEvent(child, event); 29483ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 29583ca480941b3dd635b62347008fc8d7859d82002Winson Chung 29683ca480941b3dd635b62347008fc8d7859d82002Winson Chung @Override 29783ca480941b3dd635b62347008fc8d7859d82002Winson Chung public void addChildrenForAccessibility(ArrayList<View> childrenForAccessibility) { 29883ca480941b3dd635b62347008fc8d7859d82002Winson Chung Folder currentFolder = mLauncher.getWorkspace().getOpenFolder(); 29983ca480941b3dd635b62347008fc8d7859d82002Winson Chung if (currentFolder != null) { 30083ca480941b3dd635b62347008fc8d7859d82002Winson Chung // Only add the folder as a child for accessibility when it is open 30183ca480941b3dd635b62347008fc8d7859d82002Winson Chung childrenForAccessibility.add(currentFolder); 30283ca480941b3dd635b62347008fc8d7859d82002Winson Chung } else { 30383ca480941b3dd635b62347008fc8d7859d82002Winson Chung super.addChildrenForAccessibility(childrenForAccessibility); 30483ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 3053371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 3063371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 3073371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen @Override 3083371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen public boolean onHoverEvent(MotionEvent ev) { 3093371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen // If we've received this, we've already done the necessary handling 3103371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen // in onInterceptHoverEvent. Return true to consume the event. 3113371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return false; 3123371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 3133371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 3143371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen @Override 31531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onTouchEvent(MotionEvent ev) { 3166788269814a678af976dfc7d6135993e172ce586Adam Cohen boolean handled = false; 3176788269814a678af976dfc7d6135993e172ce586Adam Cohen int action = ev.getAction(); 3186788269814a678af976dfc7d6135993e172ce586Adam Cohen 3196788269814a678af976dfc7d6135993e172ce586Adam Cohen int x = (int) ev.getX(); 3206788269814a678af976dfc7d6135993e172ce586Adam Cohen int y = (int) ev.getY(); 3216788269814a678af976dfc7d6135993e172ce586Adam Cohen 322b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (action == MotionEvent.ACTION_DOWN) { 323b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (handleTouchDown(ev, false)) { 324b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen return true; 325b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } 326b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } else if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL) { 327b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (mTouchCompleteListener != null) { 328b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener.onTouchComplete(); 3296788269814a678af976dfc7d6135993e172ce586Adam Cohen } 330b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener = null; 3316788269814a678af976dfc7d6135993e172ce586Adam Cohen } 3326788269814a678af976dfc7d6135993e172ce586Adam Cohen 3336788269814a678af976dfc7d6135993e172ce586Adam Cohen if (mCurrentResizeFrame != null) { 3346788269814a678af976dfc7d6135993e172ce586Adam Cohen handled = true; 3356788269814a678af976dfc7d6135993e172ce586Adam Cohen switch (action) { 3366788269814a678af976dfc7d6135993e172ce586Adam Cohen case MotionEvent.ACTION_MOVE: 3376788269814a678af976dfc7d6135993e172ce586Adam Cohen mCurrentResizeFrame.visualizeResizeForDelta(x - mXDown, y - mYDown); 3386788269814a678af976dfc7d6135993e172ce586Adam Cohen break; 3396788269814a678af976dfc7d6135993e172ce586Adam Cohen case MotionEvent.ACTION_CANCEL: 3406788269814a678af976dfc7d6135993e172ce586Adam Cohen case MotionEvent.ACTION_UP: 341bebf042666cffe52039b875a549a582abd78a431Adam Cohen mCurrentResizeFrame.visualizeResizeForDelta(x - mXDown, y - mYDown); 342bebf042666cffe52039b875a549a582abd78a431Adam Cohen mCurrentResizeFrame.onTouchUp(); 3436788269814a678af976dfc7d6135993e172ce586Adam Cohen mCurrentResizeFrame = null; 3446788269814a678af976dfc7d6135993e172ce586Adam Cohen } 3456788269814a678af976dfc7d6135993e172ce586Adam Cohen } 3466788269814a678af976dfc7d6135993e172ce586Adam Cohen if (handled) return true; 3474db52312c10e822162a21c60404f06f6e507f0d6Joe Onorato return mDragController.onTouchEvent(ev); 34891a9c9636f10f1e12cd1f660b2e330634fbdc7dcRomain Guy } 349ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy 35035e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen /** 35135e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * Determine the rect of the descendant in this DragLayer's coordinates 35235e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * 35335e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @param descendant The descendant whose coordinates we want to find. 35435e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @param r The rect into which to place the results. 35535e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @return The factor by which this descendant is scaled relative to this DragLayer. 35635e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen */ 357ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen public float getDescendantRectRelativeToSelf(View descendant, Rect r) { 358716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen mTmpXY[0] = 0; 359716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen mTmpXY[1] = 0; 360ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen float scale = getDescendantCoordRelativeToSelf(descendant, mTmpXY); 3617d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen 3628dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen r.set(mTmpXY[0], mTmpXY[1], 3637d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen (int) (mTmpXY[0] + scale * descendant.getMeasuredWidth()), 3647d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen (int) (mTmpXY[1] + scale * descendant.getMeasuredHeight())); 365ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen return scale; 366716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 36776fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 368307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen public float getLocationInDragLayer(View child, int[] loc) { 36935e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen loc[0] = 0; 37035e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen loc[1] = 0; 371307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen return getDescendantCoordRelativeToSelf(child, loc); 37235e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen } 37335e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen 3747d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen public float getDescendantCoordRelativeToSelf(View descendant, int[] coord) { 3757d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen return getDescendantCoordRelativeToSelf(descendant, coord, false); 3767d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen } 3777d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen 37835e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen /** 37935e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * Given a coordinate relative to the descendant, find the coordinate in this DragLayer's 38035e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * coordinates. 38135e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * 38235e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @param descendant The descendant to which the passed coordinate is relative. 38335e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @param coord The coordinate that we want mapped. 3847d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen * @param includeRootScroll Whether or not to account for the scroll of the root descendant: 3857d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen * sometimes this is relevant as in a child's coordinates within the root descendant. 386307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen * @return The factor by which this descendant is scaled relative to this DragLayer. Caution 387307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen * this scale factor is assumed to be equal in X and Y, and so if at any point this 388307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen * assumption fails, we will need to return a pair of scale factors. 38935e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen */ 3907d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen public float getDescendantCoordRelativeToSelf(View descendant, int[] coord, 3917d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen boolean includeRootScroll) { 392c763c4e4d28c256d1368be3fc1c4526c8b9bd232Winson Chung return Utilities.getDescendantCoordRelativeToParent(descendant, this, 393c9ca2980983ab21fc8631c7a65399d6d9c70f39cWinson Chung coord, includeRootScroll); 394c9ca2980983ab21fc8631c7a65399d6d9c70f39cWinson Chung } 395c9ca2980983ab21fc8631c7a65399d6d9c70f39cWinson Chung 3967d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen /** 3977d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen * Inverse of {@link #getDescendantCoordRelativeToSelf(View, int[])}. 3987d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen */ 3997d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen public float mapCoordInSelfToDescendent(View descendant, int[] coord) { 400c763c4e4d28c256d1368be3fc1c4526c8b9bd232Winson Chung return Utilities.mapCoordInSelfToDescendent(descendant, this, coord); 40176fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen } 40276fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 4033e8f811f31a2275e778244427271f77f4116c08bAdam Cohen public void getViewRectRelativeToSelf(View v, Rect r) { 4043e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int[] loc = new int[2]; 4058dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen getLocationInWindow(loc); 4063e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int x = loc[0]; 4073e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int y = loc[1]; 408716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 4098dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen v.getLocationInWindow(loc); 4103e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int vX = loc[0]; 4113e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int vY = loc[1]; 412716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 4133e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int left = vX - x; 4143e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int top = vY - y; 4153e8f811f31a2275e778244427271f77f4116c08bAdam Cohen r.set(left, top, left + v.getMeasuredWidth(), top + v.getMeasuredHeight()); 416716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 417716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 418ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy @Override 419ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy public boolean dispatchUnhandledMove(View focused, int direction) { 420ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy return mDragController.dispatchUnhandledMove(focused, direction); 421ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy } 422120980bd00f5eecec5717f49a3d7db96571025a9Adam Cohen 4236788269814a678af976dfc7d6135993e172ce586Adam Cohen public static class LayoutParams extends FrameLayout.LayoutParams { 4246788269814a678af976dfc7d6135993e172ce586Adam Cohen public int x, y; 4256788269814a678af976dfc7d6135993e172ce586Adam Cohen public boolean customPosition = false; 4266788269814a678af976dfc7d6135993e172ce586Adam Cohen 4276788269814a678af976dfc7d6135993e172ce586Adam Cohen /** 4286788269814a678af976dfc7d6135993e172ce586Adam Cohen * {@inheritDoc} 4296788269814a678af976dfc7d6135993e172ce586Adam Cohen */ 4306788269814a678af976dfc7d6135993e172ce586Adam Cohen public LayoutParams(int width, int height) { 4316788269814a678af976dfc7d6135993e172ce586Adam Cohen super(width, height); 4326788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4336788269814a678af976dfc7d6135993e172ce586Adam Cohen 4346788269814a678af976dfc7d6135993e172ce586Adam Cohen public void setWidth(int width) { 4356788269814a678af976dfc7d6135993e172ce586Adam Cohen this.width = width; 4366788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4376788269814a678af976dfc7d6135993e172ce586Adam Cohen 4386788269814a678af976dfc7d6135993e172ce586Adam Cohen public int getWidth() { 4396788269814a678af976dfc7d6135993e172ce586Adam Cohen return width; 4406788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4416788269814a678af976dfc7d6135993e172ce586Adam Cohen 4426788269814a678af976dfc7d6135993e172ce586Adam Cohen public void setHeight(int height) { 4436788269814a678af976dfc7d6135993e172ce586Adam Cohen this.height = height; 4446788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4456788269814a678af976dfc7d6135993e172ce586Adam Cohen 4466788269814a678af976dfc7d6135993e172ce586Adam Cohen public int getHeight() { 4476788269814a678af976dfc7d6135993e172ce586Adam Cohen return height; 4486788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4496788269814a678af976dfc7d6135993e172ce586Adam Cohen 4506788269814a678af976dfc7d6135993e172ce586Adam Cohen public void setX(int x) { 4516788269814a678af976dfc7d6135993e172ce586Adam Cohen this.x = x; 4526788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4536788269814a678af976dfc7d6135993e172ce586Adam Cohen 4546788269814a678af976dfc7d6135993e172ce586Adam Cohen public int getX() { 4556788269814a678af976dfc7d6135993e172ce586Adam Cohen return x; 4566788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4576788269814a678af976dfc7d6135993e172ce586Adam Cohen 4586788269814a678af976dfc7d6135993e172ce586Adam Cohen public void setY(int y) { 4596788269814a678af976dfc7d6135993e172ce586Adam Cohen this.y = y; 4606788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4616788269814a678af976dfc7d6135993e172ce586Adam Cohen 4626788269814a678af976dfc7d6135993e172ce586Adam Cohen public int getY() { 4636788269814a678af976dfc7d6135993e172ce586Adam Cohen return y; 4646788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4656788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4666788269814a678af976dfc7d6135993e172ce586Adam Cohen 4676788269814a678af976dfc7d6135993e172ce586Adam Cohen protected void onLayout(boolean changed, int l, int t, int r, int b) { 4686788269814a678af976dfc7d6135993e172ce586Adam Cohen super.onLayout(changed, l, t, r, b); 4696788269814a678af976dfc7d6135993e172ce586Adam Cohen int count = getChildCount(); 4706788269814a678af976dfc7d6135993e172ce586Adam Cohen for (int i = 0; i < count; i++) { 4716788269814a678af976dfc7d6135993e172ce586Adam Cohen View child = getChildAt(i); 4726788269814a678af976dfc7d6135993e172ce586Adam Cohen final FrameLayout.LayoutParams flp = (FrameLayout.LayoutParams) child.getLayoutParams(); 4736788269814a678af976dfc7d6135993e172ce586Adam Cohen if (flp instanceof LayoutParams) { 4746788269814a678af976dfc7d6135993e172ce586Adam Cohen final LayoutParams lp = (LayoutParams) flp; 4756788269814a678af976dfc7d6135993e172ce586Adam Cohen if (lp.customPosition) { 4766788269814a678af976dfc7d6135993e172ce586Adam Cohen child.layout(lp.x, lp.y, lp.x + lp.width, lp.y + lp.height); 4776788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4786788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4796788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4806788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4816788269814a678af976dfc7d6135993e172ce586Adam Cohen 4826788269814a678af976dfc7d6135993e172ce586Adam Cohen public void clearAllResizeFrames() { 4836788269814a678af976dfc7d6135993e172ce586Adam Cohen if (mResizeFrames.size() > 0) { 4846788269814a678af976dfc7d6135993e172ce586Adam Cohen for (AppWidgetResizeFrame frame: mResizeFrames) { 485bebf042666cffe52039b875a549a582abd78a431Adam Cohen frame.commitResize(); 4866788269814a678af976dfc7d6135993e172ce586Adam Cohen removeView(frame); 4876788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4886788269814a678af976dfc7d6135993e172ce586Adam Cohen mResizeFrames.clear(); 4896788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4906788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4916788269814a678af976dfc7d6135993e172ce586Adam Cohen 4926788269814a678af976dfc7d6135993e172ce586Adam Cohen public boolean hasResizeFrames() { 4936788269814a678af976dfc7d6135993e172ce586Adam Cohen return mResizeFrames.size() > 0; 4946788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4956788269814a678af976dfc7d6135993e172ce586Adam Cohen 4966788269814a678af976dfc7d6135993e172ce586Adam Cohen public boolean isWidgetBeingResized() { 4976788269814a678af976dfc7d6135993e172ce586Adam Cohen return mCurrentResizeFrame != null; 4986788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4996788269814a678af976dfc7d6135993e172ce586Adam Cohen 5006788269814a678af976dfc7d6135993e172ce586Adam Cohen public void addResizeFrame(ItemInfo itemInfo, LauncherAppWidgetHostView widget, 5016788269814a678af976dfc7d6135993e172ce586Adam Cohen CellLayout cellLayout) { 5026788269814a678af976dfc7d6135993e172ce586Adam Cohen AppWidgetResizeFrame resizeFrame = new AppWidgetResizeFrame(getContext(), 5033a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka widget, cellLayout, this); 5046788269814a678af976dfc7d6135993e172ce586Adam Cohen 5056788269814a678af976dfc7d6135993e172ce586Adam Cohen LayoutParams lp = new LayoutParams(-1, -1); 5066788269814a678af976dfc7d6135993e172ce586Adam Cohen lp.customPosition = true; 5076788269814a678af976dfc7d6135993e172ce586Adam Cohen 5086788269814a678af976dfc7d6135993e172ce586Adam Cohen addView(resizeFrame, lp); 5096788269814a678af976dfc7d6135993e172ce586Adam Cohen mResizeFrames.add(resizeFrame); 5106788269814a678af976dfc7d6135993e172ce586Adam Cohen 5116788269814a678af976dfc7d6135993e172ce586Adam Cohen resizeFrame.snapToWidget(false); 5126788269814a678af976dfc7d6135993e172ce586Adam Cohen } 513716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 514716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen public void animateViewIntoPosition(DragView dragView, final View child) { 51528f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen animateViewIntoPosition(dragView, child, null, null); 516557d6ed50cc6560163440aa134870ef0bb11415bWinson Chung } 517ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen 5187bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung public void animateViewIntoPosition(DragView dragView, final int[] pos, float alpha, 5197bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float scaleX, float scaleY, int animationEndStyle, Runnable onFinishRunnable, 5207bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung int duration) { 521b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen Rect r = new Rect(); 522b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen getViewRectRelativeToSelf(dragView, r); 523b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen final int fromX = r.left; 524b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen final int fromY = r.top; 525b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen 5267bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung animateViewIntoPosition(dragView, fromX, fromY, pos[0], pos[1], alpha, 1, 1, scaleX, scaleY, 527ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen onFinishRunnable, animationEndStyle, duration, null); 528ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen } 529ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen 530557d6ed50cc6560163440aa134870ef0bb11415bWinson Chung public void animateViewIntoPosition(DragView dragView, final View child, 53128f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen final Runnable onFinishAnimationRunnable, View anchorView) { 53228f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen animateViewIntoPosition(dragView, child, -1, onFinishAnimationRunnable, anchorView); 533ed51cc9a12c50d12e7d30ed209a49f1a40858043Adam Cohen } 534ed51cc9a12c50d12e7d30ed209a49f1a40858043Adam Cohen 535ed51cc9a12c50d12e7d30ed209a49f1a40858043Adam Cohen public void animateViewIntoPosition(DragView dragView, final View child, int duration, 5366441de0ec2a71862798dd51180d0811b42edd514Adam Cohen final Runnable onFinishAnimationRunnable, View anchorView) { 537a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka ShortcutAndWidgetContainer parentChildren = (ShortcutAndWidgetContainer) child.getParent(); 538716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 539eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung parentChildren.measureChild(child); 540716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 5413e8f811f31a2275e778244427271f77f4116c08bAdam Cohen Rect r = new Rect(); 5423e8f811f31a2275e778244427271f77f4116c08bAdam Cohen getViewRectRelativeToSelf(dragView, r); 543716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 544716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen int coord[] = new int[2]; 545307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen float childScale = child.getScaleX(); 546307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen coord[0] = lp.x + (int) (child.getMeasuredWidth() * (1 - childScale) / 2); 547307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen coord[1] = lp.y + (int) (child.getMeasuredHeight() * (1 - childScale) / 2); 548eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung 5498dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen // Since the child hasn't necessarily been laid out, we force the lp to be updated with 550ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen // the correct coordinates (above) and use these to determine the final location 551557d6ed50cc6560163440aa134870ef0bb11415bWinson Chung float scale = getDescendantCoordRelativeToSelf((View) child.getParent(), coord); 552307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen // We need to account for the scale of the child itself, as the above only accounts for 553307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen // for the scale in parents. 554307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen scale *= childScale; 555ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen int toX = coord[0]; 556ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen int toY = coord[1]; 557eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung float toScale = scale; 5584497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn if (child instanceof TextView) { 5594497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn TextView tv = (TextView) child; 560eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung // Account for the source scale of the icon (ie. from AllApps to Workspace, in which 561eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung // the workspace may have smaller icon bounds). 562eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung toScale = scale / dragView.getIntrinsicIconScaleFactor(); 5634497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn 5644497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn // The child may be scaled (always about the center of the view) so to account for it, 5654497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn // we have to offset the position by the scaled size. Once we do that, we can center 5664497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn // the drag view about the scaled child view. 567eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung toY += Math.round(toScale * tv.getPaddingTop()); 568eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung toY -= dragView.getMeasuredHeight() * (1 - toScale) / 2; 56995abbb330ce9bbaf23594245f0f8a795c8118038Sunny Goyal if (dragView.getDragVisualizeOffset() != null) { 57095abbb330ce9bbaf23594245f0f8a795c8118038Sunny Goyal toY -= Math.round(toScale * dragView.getDragVisualizeOffset().y); 57195abbb330ce9bbaf23594245f0f8a795c8118038Sunny Goyal } 57295abbb330ce9bbaf23594245f0f8a795c8118038Sunny Goyal 5734497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn toX -= (dragView.getMeasuredWidth() - Math.round(scale * child.getMeasuredWidth())) / 2; 5744497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn } else if (child instanceof FolderIcon) { 575ea359c6aee44c0fe3bb94f7002c3b49208b32b7fWinson Chung // Account for holographic blur padding on the drag view 5765f8afe6280eae34620067696173e71943e1a30a3Winson Chung toY += Math.round(scale * (child.getPaddingTop() - dragView.getDragRegionTop())); 577307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen toY -= scale * Workspace.DRAG_BITMAP_PADDING / 2; 578307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen toY -= (1 - scale) * dragView.getMeasuredHeight() / 2; 579ea359c6aee44c0fe3bb94f7002c3b49208b32b7fWinson Chung // Center in the x coordinate about the target's drawable 580ea359c6aee44c0fe3bb94f7002c3b49208b32b7fWinson Chung toX -= (dragView.getMeasuredWidth() - Math.round(scale * child.getMeasuredWidth())) / 2; 581ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen } else { 582ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen toY -= (Math.round(scale * (dragView.getHeight() - child.getMeasuredHeight()))) / 2; 583ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen toX -= (Math.round(scale * (dragView.getMeasuredWidth() 584ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen - child.getMeasuredWidth()))) / 2; 585ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen } 586716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 587ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen final int fromX = r.left; 588ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen final int fromY = r.top; 589716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen child.setVisibility(INVISIBLE); 5908dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen Runnable onCompleteRunnable = new Runnable() { 5918dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen public void run() { 5928dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen child.setVisibility(VISIBLE); 593d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (onFinishAnimationRunnable != null) { 594d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen onFinishAnimationRunnable.run(); 595d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 5968dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen } 5978dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen }; 598eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung animateViewIntoPosition(dragView, fromX, fromY, toX, toY, 1, 1, 1, toScale, toScale, 599d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen onCompleteRunnable, ANIMATION_END_DISAPPEAR, duration, anchorView); 600557d6ed50cc6560163440aa134870ef0bb11415bWinson Chung } 601557d6ed50cc6560163440aa134870ef0bb11415bWinson Chung 602d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen public void animateViewIntoPosition(final DragView view, final int fromX, final int fromY, 603ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen final int toX, final int toY, float finalAlpha, float initScaleX, float initScaleY, 604ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen float finalScaleX, float finalScaleY, Runnable onCompleteRunnable, 605ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen int animationEndStyle, int duration, View anchorView) { 6068dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen Rect from = new Rect(fromX, fromY, fromX + 6078dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen view.getMeasuredWidth(), fromY + view.getMeasuredHeight()); 6083e8f811f31a2275e778244427271f77f4116c08bAdam Cohen Rect to = new Rect(toX, toY, toX + view.getMeasuredWidth(), toY + view.getMeasuredHeight()); 609ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen animateView(view, from, to, finalAlpha, initScaleX, initScaleY, finalScaleX, finalScaleY, duration, 610ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen null, null, onCompleteRunnable, animationEndStyle, anchorView); 6113e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 6123e8f811f31a2275e778244427271f77f4116c08bAdam Cohen 613b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen /** 614b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * This method animates a view at the end of a drag and drop animation. 615b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * 616b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param view The view to be animated. This view is drawn directly into DragLayer, and so 617b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * doesn't need to be a child of DragLayer. 618b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param from The initial location of the view. Only the left and top parameters are used. 619b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param to The final location of the view. Only the left and top parameters are used. This 620b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * location doesn't account for scaling, and so should be centered about the desired 621b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * final location (including scaling). 622b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param finalAlpha The final alpha of the view, in case we want it to fade as it animates. 623b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param finalScale The final scale of the view. The view is scaled about its center. 624b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param duration The duration of the animation. 625b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param motionInterpolator The interpolator to use for the location of the view. 626b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param alphaInterpolator The interpolator to use for the alpha of the view. 627b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param onCompleteRunnable Optional runnable to run on animation completion. 628b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param fadeOut Whether or not to fade out the view once the animation completes. If true, 629b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * the runnable will execute after the view is faded out. 6306441de0ec2a71862798dd51180d0811b42edd514Adam Cohen * @param anchorView If not null, this represents the view which the animated view stays 6316441de0ec2a71862798dd51180d0811b42edd514Adam Cohen * anchored to in case scrolling is currently taking place. Note: currently this is 6326441de0ec2a71862798dd51180d0811b42edd514Adam Cohen * only used for the X dimension for the case of the workspace. 633b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen */ 6347bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung public void animateView(final DragView view, final Rect from, final Rect to, 6357bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final float finalAlpha, final float initScaleX, final float initScaleY, 6367bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final float finalScaleX, final float finalScaleY, int duration, 6377bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final Interpolator motionInterpolator, final Interpolator alphaInterpolator, 6387bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final Runnable onCompleteRunnable, final int animationEndStyle, View anchorView) { 6397bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 640716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen // Calculate the duration of the animation based on the object's distance 6413e8f811f31a2275e778244427271f77f4116c08bAdam Cohen final float dist = (float) Math.sqrt(Math.pow(to.left - from.left, 2) + 6423e8f811f31a2275e778244427271f77f4116c08bAdam Cohen Math.pow(to.top - from.top, 2)); 643716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen final Resources res = getResources(); 644716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen final float maxDist = (float) res.getInteger(R.integer.config_dropAnimMaxDist); 6453e8f811f31a2275e778244427271f77f4116c08bAdam Cohen 6463e8f811f31a2275e778244427271f77f4116c08bAdam Cohen // If duration < 0, this is a cue to compute the duration based on the distance 6473e8f811f31a2275e778244427271f77f4116c08bAdam Cohen if (duration < 0) { 6483e8f811f31a2275e778244427271f77f4116c08bAdam Cohen duration = res.getInteger(R.integer.config_dropAnimMaxDuration); 6493e8f811f31a2275e778244427271f77f4116c08bAdam Cohen if (dist < maxDist) { 6508dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen duration *= mCubicEaseOutInterpolator.getInterpolation(dist / maxDist); 6513e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 65261b0c69d3fe331d3de338322396d5de691d58613Winson Chung duration = Math.max(duration, res.getInteger(R.integer.config_dropAnimMinDuration)); 653716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 654716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 655043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Fall back to cubic ease out interpolator for the animation if none is specified 656043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung TimeInterpolator interpolator = null; 6573e8f811f31a2275e778244427271f77f4116c08bAdam Cohen if (alphaInterpolator == null || motionInterpolator == null) { 658043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung interpolator = mCubicEaseOutInterpolator; 6593e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 660716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 661043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Animate the view 6627bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final float initAlpha = view.getAlpha(); 663043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung final float dropViewScale = view.getScaleX(); 664043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung AnimatorUpdateListener updateCb = new AnimatorUpdateListener() { 665043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung @Override 666716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 667716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen final float percent = (Float) animation.getAnimatedValue(); 6687bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final int width = view.getMeasuredWidth(); 6697bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final int height = view.getMeasuredHeight(); 670716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 6713e8f811f31a2275e778244427271f77f4116c08bAdam Cohen float alphaPercent = alphaInterpolator == null ? percent : 6723e8f811f31a2275e778244427271f77f4116c08bAdam Cohen alphaInterpolator.getInterpolation(percent); 6733e8f811f31a2275e778244427271f77f4116c08bAdam Cohen float motionPercent = motionInterpolator == null ? percent : 6743e8f811f31a2275e778244427271f77f4116c08bAdam Cohen motionInterpolator.getInterpolation(percent); 675a1cdab039292f3d809528c0e2e38580b37864d8dWinson Chung 6767bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float initialScaleX = initScaleX * dropViewScale; 6777bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float initialScaleY = initScaleY * dropViewScale; 6787bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float scaleX = finalScaleX * percent + initialScaleX * (1 - percent); 6797bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float scaleY = finalScaleY * percent + initialScaleY * (1 - percent); 6807bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float alpha = finalAlpha * alphaPercent + initAlpha * (1 - alphaPercent); 6817bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 6827bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float fromLeft = from.left + (initialScaleX - 1f) * width / 2; 6837bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float fromTop = from.top + (initialScaleY - 1f) * height / 2; 6847bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 6857bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung int x = (int) (fromLeft + Math.round(((to.left - fromLeft) * motionPercent))); 6867bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung int y = (int) (fromTop + Math.round(((to.top - fromTop) * motionPercent))); 6877bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 68828f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen int anchorAdjust = mAnchorView == null ? 0 : (int) (mAnchorView.getScaleX() * 68928f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen (mAnchorViewInitialScrollX - mAnchorView.getScrollX())); 69028f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen 69128f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen int xPos = x - mDropView.getScrollX() + anchorAdjust; 6927bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung int yPos = y - mDropView.getScrollY(); 6937bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 6947bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setTranslationX(xPos); 6957bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setTranslationY(yPos); 6967bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setScaleX(scaleX); 6977bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setScaleY(scaleY); 6987bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setAlpha(alpha); 699716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 700043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung }; 701043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung animateView(view, updateCb, duration, interpolator, onCompleteRunnable, animationEndStyle, 702043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung anchorView); 703043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung } 704043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung 705043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung public void animateView(final DragView view, AnimatorUpdateListener updateCb, int duration, 706043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung TimeInterpolator interpolator, final Runnable onCompleteRunnable, 707043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung final int animationEndStyle, View anchorView) { 708043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Clean up the previous animations 709043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung if (mDropAnim != null) mDropAnim.cancel(); 710043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung if (mFadeOutAnim != null) mFadeOutAnim.cancel(); 711043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung 712043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Show the drop view if it was previously hidden 713043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropView = view; 714043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropView.cancelAnimation(); 715043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropView.resetLayoutParams(); 716043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung 717043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Set the anchor view if the page is scrolling 718043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung if (anchorView != null) { 719043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mAnchorViewInitialScrollX = anchorView.getScrollX(); 720043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung } 721043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mAnchorView = anchorView; 722043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung 723043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Create and start the animation 724043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim = new ValueAnimator(); 725043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim.setInterpolator(interpolator); 726043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim.setDuration(duration); 727043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim.setFloatValues(0f, 1f); 728043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim.addUpdateListener(updateCb); 7293e8f811f31a2275e778244427271f77f4116c08bAdam Cohen mDropAnim.addListener(new AnimatorListenerAdapter() { 7303e8f811f31a2275e778244427271f77f4116c08bAdam Cohen public void onAnimationEnd(Animator animation) { 7318dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen if (onCompleteRunnable != null) { 7328dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen onCompleteRunnable.run(); 7338dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen } 734ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen switch (animationEndStyle) { 735ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen case ANIMATION_END_DISAPPEAR: 736ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen clearAnimatedView(); 737ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen break; 738ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen case ANIMATION_END_FADE_OUT: 7398dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen fadeOutDragView(); 740ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen break; 741ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen case ANIMATION_END_REMAIN_VISIBLE: 742ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen break; 7433e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 7443e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 7453e8f811f31a2275e778244427271f77f4116c08bAdam Cohen }); 746716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen mDropAnim.start(); 747716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 748716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 749ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen public void clearAnimatedView() { 7507bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung if (mDropAnim != null) { 7517bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropAnim.cancel(); 7527bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung } 7537bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung if (mDropView != null) { 7542d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen mDragController.onDeferredEndDrag(mDropView); 7557bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung } 756ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen mDropView = null; 757ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen invalidate(); 758ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen } 759ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen 760ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen public View getAnimatedView() { 761ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen return mDropView; 762ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen } 763ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen 7648dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen private void fadeOutDragView() { 7658dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen mFadeOutAnim = new ValueAnimator(); 7668dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen mFadeOutAnim.setDuration(150); 7678dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen mFadeOutAnim.setFloatValues(0f, 1f); 7688dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen mFadeOutAnim.removeAllUpdateListeners(); 7698dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen mFadeOutAnim.addUpdateListener(new AnimatorUpdateListener() { 7708dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 7718dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen final float percent = (Float) animation.getAnimatedValue(); 7727bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 7737bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float alpha = 1 - percent; 7747bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setAlpha(alpha); 7758dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen } 7768dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen }); 7778dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen mFadeOutAnim.addListener(new AnimatorListenerAdapter() { 7788dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen public void onAnimationEnd(Animator animation) { 7797bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung if (mDropView != null) { 780043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDragController.onDeferredEndDrag(mDropView); 7817bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung } 7828dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen mDropView = null; 783ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen invalidate(); 7848dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen } 7858dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen }); 7868dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen mFadeOutAnim.start(); 7878dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen } 7888dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen 789716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen @Override 7908b805b17158886035b38261eb611d8641701ae43Michael Jurka public void onChildViewAdded(View parent, View child) { 791b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen if (mOverlayView != null) { 792b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // ensure that the overlay view stays on top. we can't use drawing order for this 793b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // because in API level 16 touch dispatch doesn't respect drawing order. 794b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen mOverlayView.bringToFront(); 795b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen } 79621b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen updateChildIndices(); 79721b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 79821b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen 79921b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen @Override 8008b805b17158886035b38261eb611d8641701ae43Michael Jurka public void onChildViewRemoved(View parent, View child) { 80121b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen updateChildIndices(); 80221b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 80321b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen 804432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen @Override 805432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen public void bringChildToFront(View child) { 806432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen super.bringChildToFront(child); 807b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen if (child != mOverlayView && mOverlayView != null) { 808b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // ensure that the overlay view stays on top. we can't use drawing order for this 809b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // because in API level 16 touch dispatch doesn't respect drawing order. 810b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen mOverlayView.bringToFront(); 811b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen } 812432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen updateChildIndices(); 813432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } 814432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen 81521b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen private void updateChildIndices() { 816432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen mTopViewIndex = -1; 81755bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi int childCount = getChildCount(); 81855bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi for (int i = 0; i < childCount; i++) { 819b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen if (getChildAt(i) instanceof DragView) { 820432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen mTopViewIndex = i; 82155bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi } 82221b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 8232d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen mChildCountOnLastUpdate = childCount; 82421b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 82521b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen 82621b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen @Override 82721b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen protected int getChildDrawingOrder(int childCount, int i) { 8282d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen if (mChildCountOnLastUpdate != childCount) { 8292d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen // between platform versions 17 and 18, behavior for onChildViewRemoved / Added changed. 8302d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen // Pre-18, the child was not added / removed by the time of those callbacks. We need to 8312d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen // force update our representation of things here to avoid crashing on pre-18 devices 8322d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen // in certain instances. 8332d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen updateChildIndices(); 8342d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen } 8352d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen 836432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // i represents the current draw iteration 837432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen if (mTopViewIndex == -1) { 838432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // in general we do nothing 83921b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen return i; 840432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } else if (i == childCount - 1) { 841432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // if we have a top index, we return it when drawing last item (highest z-order) 842432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen return mTopViewIndex; 843432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } else if (i < mTopViewIndex) { 84421b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen return i; 84555bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi } else { 846432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // for indexes greater than the top index, we fetch one item above to shift for the 847432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // displacement of the top index 848432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen return i + 1; 84921b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 85021b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 851360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 852360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung private boolean mInScrollArea; 853360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung private Drawable mLeftHoverDrawable; 854360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung private Drawable mRightHoverDrawable; 855360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 856360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung void onEnterScrollArea(int direction) { 857360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung mInScrollArea = true; 858360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung invalidate(); 859360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung } 860360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 861360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung void onExitScrollArea() { 862360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung mInScrollArea = false; 863360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung invalidate(); 864360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung } 865360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 866fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung /** 867fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung * Note: this is a reimplementation of View.isLayoutRtl() since that is currently hidden api. 868fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung */ 869fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung private boolean isLayoutRtl() { 870fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung return (getLayoutDirection() == LAYOUT_DIRECTION_RTL); 871fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung } 872fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung 873360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung @Override 874360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung protected void dispatchDraw(Canvas canvas) { 8756c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen // Draw the background gradient below children. 8766c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen if (mBackground != null && mBackgroundAlpha > 0.0f) { 8776c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen int alpha = (int) (mBackgroundAlpha * 255); 8786c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen mBackground.setAlpha(alpha); 8796c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen mBackground.setBounds(0, 0, getMeasuredWidth(), getMeasuredHeight()); 8806c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen mBackground.draw(canvas); 8816c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen } 8826c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen 883360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung super.dispatchDraw(canvas); 884360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 8856c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen // Draw screen hover indicators above children. 886e4f9891f01bdc10d8f96e4e2429e2f4d0558238bDaniel Sandler if (mInScrollArea && !LauncherAppState.getInstance().isScreenLarge()) { 887360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung Workspace workspace = mLauncher.getWorkspace(); 88861a9a5c359e3e14cb1beaf43dbdb54e00911fe80Adam Cohen int width = getMeasuredWidth(); 889360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung Rect childRect = new Rect(); 890360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung getDescendantRectRelativeToSelf(workspace.getChildAt(0), childRect); 891360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 892360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung int page = workspace.getNextPage(); 893fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung final boolean isRtl = isLayoutRtl(); 894fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung CellLayout leftPage = (CellLayout) workspace.getChildAt(isRtl ? page + 1 : page - 1); 895fe1fe268b6d9ffd99218117795b3524a87e5110bWinson Chung CellLayout rightPage = (CellLayout) workspace.getChildAt(isRtl ? page - 1 : page + 1); 896360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 897360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung if (leftPage != null && leftPage.getIsDragOverlapping()) { 898360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung mLeftHoverDrawable.setBounds(0, childRect.top, 899360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung mLeftHoverDrawable.getIntrinsicWidth(), childRect.bottom); 900360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung mLeftHoverDrawable.draw(canvas); 901360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung } else if (rightPage != null && rightPage.getIsDragOverlapping()) { 902360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung mRightHoverDrawable.setBounds(width - mRightHoverDrawable.getIntrinsicWidth(), 903360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung childRect.top, width, childRect.bottom); 904360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung mRightHoverDrawable.draw(canvas); 905360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung } 906360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung } 907360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung } 908b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen 9096c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen public void setBackgroundAlpha(float alpha) { 9106c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen if (alpha != mBackgroundAlpha) { 9116c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen mBackgroundAlpha = alpha; 9126c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen invalidate(); 9136c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen } 9146c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen } 9156c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen 9166c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen public float getBackgroundAlpha() { 9176c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen return mBackgroundAlpha; 9186c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen } 9196c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen 920b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen public void setTouchCompleteListener(TouchCompleteListener listener) { 921b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener = listener; 922b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } 923b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen 924b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen public interface TouchCompleteListener { 925b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen public void onTouchComplete(); 926b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } 92731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 928