DragLayer.java revision 47328fd53f43fd0c2ed14ad925dd04483f9229a0
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 17fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevpackage com.android.launcher3.dragndrop; 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; 270fa93bc5c65a2d7d5e5f4e798499903759c48cc5Sunny Goyalimport android.graphics.Color; 286788269814a678af976dfc7d6135993e172ce586Adam Cohenimport android.graphics.Rect; 2995cdb3a0211650e76adb451588ce89fd585b178fTony Wickhamimport android.graphics.Region; 30360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chungimport android.graphics.drawable.Drawable; 3131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 32d6c8e7eeb13094ea1349897663ae28d8a3bf2773Vadim Tryshevimport android.view.DragEvent; 3326279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkeyimport android.view.KeyEvent; 3426279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkeyimport android.view.MotionEvent; 3526279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkeyimport android.view.View; 3626279c6d0917015eb4e6de0743b79edeea25f9bcDave Hawkeyimport android.view.ViewGroup; 373371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohenimport android.view.accessibility.AccessibilityEvent; 383371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohenimport android.view.accessibility.AccessibilityManager; 39716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohenimport android.view.animation.DecelerateInterpolator; 403e8f811f31a2275e778244427271f77f4116c08bAdam Cohenimport android.view.animation.Interpolator; 4131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.widget.FrameLayout; 42ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohenimport android.widget.TextView; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 44fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.AppWidgetResizeFrame; 45645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Songimport com.android.launcher3.BaseContainerView; 46fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.CellLayout; 47fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.InsettableFrameLayout; 48fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.ItemInfo; 49fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.Launcher; 50fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.LauncherAppState; 51fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.LauncherAppWidgetHostView; 52dadb304b4682998c43b9c07bef45b9a9380f3287Tony Wickhamimport com.android.launcher3.PinchToOverviewListener; 53f9c184a619e4e4b82cf9e0bf318ca6d8deaaaee7Adam Cohenimport com.android.launcher3.R; 5447328fd53f43fd0c2ed14ad925dd04483f9229a0Sunny Goyalimport com.android.launcher3.DropTargetBar; 55fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.ShortcutAndWidgetContainer; 56fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.Utilities; 57fedca43d396d6fd7c46fbb2f37dfa7cfe3b31834Vadim Tryshevimport com.android.launcher3.Workspace; 5883a8f042adda926489494dff217c15ab696139b4Sunny Goyalimport com.android.launcher3.accessibility.LauncherAccessibilityDelegate; 59645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Songimport com.android.launcher3.allapps.AllAppsContainerView; 60645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Songimport com.android.launcher3.allapps.AllAppsTransitionController; 619c43182ff1d095b1bbaacedefe6e0f4c2deb17e3Tony Wickhamimport com.android.launcher3.config.FeatureFlags; 62261194387beebaa7927ec4e310274218b651494dSunny Goyalimport com.android.launcher3.folder.Folder; 63261194387beebaa7927ec4e310274218b651494dSunny Goyalimport com.android.launcher3.folder.FolderIcon; 64091440a9cb9d4f42406631004aa484cbb79214caAdam Cohenimport com.android.launcher3.util.Thunk; 65645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Songimport com.android.launcher3.util.TouchController; 66bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen 671d9af7d1e75bad13bb10ad37f5900ed59882622eAdam Cohenimport java.util.ArrayList; 686788269814a678af976dfc7d6135993e172ce586Adam Cohen 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/** 700e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka * A ViewGroup that coordinates dragging across its descendants 7131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 72a6d0492e5f0dd4e1b43d4034a770241dc65f8f8cAdam Cohenpublic class DragLayer extends InsettableFrameLayout { 730fa93bc5c65a2d7d5e5f4e798499903759c48cc5Sunny Goyal 74b135956e95d2d7479290af89d618892ed0e7327dSunny Goyal public static final int ANIMATION_END_DISAPPEAR = 0; 75b135956e95d2d7479290af89d618892ed0e7327dSunny Goyal public static final int ANIMATION_END_REMAIN_VISIBLE = 2; 76b135956e95d2d7479290af89d618892ed0e7327dSunny Goyal 770fa93bc5c65a2d7d5e5f4e798499903759c48cc5Sunny Goyal // Scrim color without any alpha component. 780fa93bc5c65a2d7d5e5f4e798499903759c48cc5Sunny Goyal private static final int SCRIM_COLOR = Color.BLACK & 0x00FFFFFF; 790fa93bc5c65a2d7d5e5f4e798499903759c48cc5Sunny Goyal 80b135956e95d2d7479290af89d618892ed0e7327dSunny Goyal private final int[] mTmpXY = new int[2]; 81b135956e95d2d7479290af89d618892ed0e7327dSunny Goyal 82091440a9cb9d4f42406631004aa484cbb79214caAdam Cohen @Thunk DragController mDragController; 8331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 84716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen private int mXDown, mYDown; 85716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen private Launcher mLauncher; 86716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 876788269814a678af976dfc7d6135993e172ce586Adam Cohen // Variables relating to resizing widgets 88b135956e95d2d7479290af89d618892ed0e7327dSunny Goyal private final ArrayList<AppWidgetResizeFrame> mResizeFrames = new ArrayList<>(); 897066003b2032a49ae5e59dab9b706259bdeb7e6eSunny Goyal private final boolean mIsRtl; 906788269814a678af976dfc7d6135993e172ce586Adam Cohen private AppWidgetResizeFrame mCurrentResizeFrame; 91716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 92716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen // Variables relating to animation of views after drop 93716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen private ValueAnimator mDropAnim = null; 94b135956e95d2d7479290af89d618892ed0e7327dSunny Goyal private final TimeInterpolator mCubicEaseOutInterpolator = new DecelerateInterpolator(1.5f); 95091440a9cb9d4f42406631004aa484cbb79214caAdam Cohen @Thunk DragView mDropView = null; 96091440a9cb9d4f42406631004aa484cbb79214caAdam Cohen @Thunk int mAnchorViewInitialScrollX = 0; 97091440a9cb9d4f42406631004aa484cbb79214caAdam Cohen @Thunk View mAnchorView = null; 988dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen 993371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen private boolean mHoverPointClosesFolder = false; 100b135956e95d2d7479290af89d618892ed0e7327dSunny Goyal private final Rect mHitRect = new Rect(); 10195cdb3a0211650e76adb451588ce89fd585b178fTony Wickham private final Rect mHighlightRect = new Rect(); 1026788269814a678af976dfc7d6135993e172ce586Adam Cohen 103b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen private TouchCompleteListener mTouchCompleteListener; 104b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen 105432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen private View mOverlayView; 106432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen private int mTopViewIndex; 1072d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen private int mChildCountOnLastUpdate = -1; 10855bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi 1096c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen // Darkening scrim 1106c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen private float mBackgroundAlpha = 0; 1116c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen 1120f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham // Related to adjacent page hints 1130f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham private final Rect mScrollChildPosition = new Rect(); 1140f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham private boolean mInScrollArea; 1150f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham private boolean mShowPageHints; 1160f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham private Drawable mLeftHoverDrawable; 1170f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham private Drawable mRightHoverDrawable; 1180f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham private Drawable mLeftHoverDrawableActive; 1190f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham private Drawable mRightHoverDrawableActive; 1200f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham 121dadb304b4682998c43b9c07bef45b9a9380f3287Tony Wickham // Related to pinch-to-go-to-overview gesture. 1229c43182ff1d095b1bbaacedefe6e0f4c2deb17e3Tony Wickham private PinchToOverviewListener mPinchListener = null; 123645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song 124645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song // Handles all apps pull up interaction 125645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song private AllAppsTransitionController mAllAppsController; 126645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song 127645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song private TouchController mActiveController; 12831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 12931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Used to create a new DragLayer from XML. 13031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 13131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param context The application's context. 1320e26059548e429e5d1c973bebe4c561bead2926fMichael Jurka * @param attrs The attributes set containing the Workspace's customization values. 13331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 13431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public DragLayer(Context context, AttributeSet attrs) { 13531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs); 136be62afa34d58edab0fc9ba7499f0dd543039c903Winson Chung 137be62afa34d58edab0fc9ba7499f0dd543039c903Winson Chung // Disable multitouch across the workspace/all apps/customize tray 138be62afa34d58edab0fc9ba7499f0dd543039c903Winson Chung setMotionEventSplittingEnabled(false); 13921b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen setChildrenDrawingOrderEnabled(true); 140360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 1410f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham final Resources res = getResources(); 1420f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mLeftHoverDrawable = res.getDrawable(R.drawable.page_hover_left); 1430f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mRightHoverDrawable = res.getDrawable(R.drawable.page_hover_right); 1440f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mLeftHoverDrawableActive = res.getDrawable(R.drawable.page_hover_left_active); 1450f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mRightHoverDrawableActive = res.getDrawable(R.drawable.page_hover_right_active); 1460f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mIsRtl = Utilities.isRtl(res); 14731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 149645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song public void setup(Launcher launcher, DragController dragController, 150645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song AllAppsTransitionController allAppsTransitionController) { 1514c98d9235d164680186180974719f551cf935d08Winson Chung mLauncher = launcher; 152645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song mDragController = dragController; 153645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song mAllAppsController = allAppsTransitionController; 154dadb304b4682998c43b9c07bef45b9a9380f3287Tony Wickham 155e22172537b9235a5ba41b3054677dd7ed6d89f02Tony Wickham boolean isAccessibilityEnabled = ((AccessibilityManager) mLauncher.getSystemService( 156e22172537b9235a5ba41b3054677dd7ed6d89f02Tony Wickham Context.ACCESSIBILITY_SERVICE)).isEnabled(); 157e22172537b9235a5ba41b3054677dd7ed6d89f02Tony Wickham onAccessibilityStateChanged(isAccessibilityEnabled); 15831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 15976fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 16031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 16131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean dispatchKeyEvent(KeyEvent event) { 16200acb123c5100f06b8e89e8ec8978ebafc6f6d26Joe Onorato return mDragController.dispatchKeyEvent(event) || super.dispatchKeyEvent(event); 16331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 16431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 165e22172537b9235a5ba41b3054677dd7ed6d89f02Tony Wickham public void onAccessibilityStateChanged(boolean isAccessibilityEnabled) { 166e22172537b9235a5ba41b3054677dd7ed6d89f02Tony Wickham mPinchListener = FeatureFlags.LAUNCHER3_DISABLE_PINCH_TO_OVERVIEW || isAccessibilityEnabled 167e22172537b9235a5ba41b3054677dd7ed6d89f02Tony Wickham ? null : new PinchToOverviewListener(mLauncher); 168e22172537b9235a5ba41b3054677dd7ed6d89f02Tony Wickham } 169e22172537b9235a5ba41b3054677dd7ed6d89f02Tony Wickham 170b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen public void showOverlayView(View overlayView) { 171432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen LayoutParams lp = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 172b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen mOverlayView = overlayView; 173b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen addView(overlayView, lp); 174b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen 175b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // ensure that the overlay view stays on top. we can't use drawing order for this 176b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // because in API level 16 touch dispatch doesn't respect drawing order. 177b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen mOverlayView.bringToFront(); 178432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } 179432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen 180432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen public void dismissOverlayView() { 181432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen removeView(mOverlayView); 182432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } 183432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen 1843371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen private boolean isEventOverFolderTextRegion(Folder folder, MotionEvent ev) { 1853371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen getDescendantRectRelativeToSelf(folder.getEditTextRegion(), mHitRect); 18647328fd53f43fd0c2ed14ad925dd04483f9229a0Sunny Goyal return mHitRect.contains((int) ev.getX(), (int) ev.getY()); 1873371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 1883371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 1893371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen private boolean isEventOverFolder(Folder folder, MotionEvent ev) { 1903371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen getDescendantRectRelativeToSelf(folder, mHitRect); 19147328fd53f43fd0c2ed14ad925dd04483f9229a0Sunny Goyal return mHitRect.contains((int) ev.getX(), (int) ev.getY()); 1923371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 1933371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 194ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal private boolean isEventOverDropTargetBar(MotionEvent ev) { 19547328fd53f43fd0c2ed14ad925dd04483f9229a0Sunny Goyal getDescendantRectRelativeToSelf(mLauncher.getDropTargetBar(), mHitRect); 19647328fd53f43fd0c2ed14ad925dd04483f9229a0Sunny Goyal return mHitRect.contains((int) ev.getX(), (int) ev.getY()); 197ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal } 198ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal 19976fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen private boolean handleTouchDown(MotionEvent ev, boolean intercept) { 2006788269814a678af976dfc7d6135993e172ce586Adam Cohen Rect hitRect = new Rect(); 2016788269814a678af976dfc7d6135993e172ce586Adam Cohen int x = (int) ev.getX(); 2026788269814a678af976dfc7d6135993e172ce586Adam Cohen int y = (int) ev.getY(); 2036788269814a678af976dfc7d6135993e172ce586Adam Cohen 2046788269814a678af976dfc7d6135993e172ce586Adam Cohen for (AppWidgetResizeFrame child: mResizeFrames) { 2056788269814a678af976dfc7d6135993e172ce586Adam Cohen child.getHitRect(hitRect); 2066788269814a678af976dfc7d6135993e172ce586Adam Cohen if (hitRect.contains(x, y)) { 2076788269814a678af976dfc7d6135993e172ce586Adam Cohen if (child.beginResizeIfPointInRegion(x - child.getLeft(), y - child.getTop())) { 2086788269814a678af976dfc7d6135993e172ce586Adam Cohen mCurrentResizeFrame = child; 2096788269814a678af976dfc7d6135993e172ce586Adam Cohen mXDown = x; 2106788269814a678af976dfc7d6135993e172ce586Adam Cohen mYDown = y; 2116788269814a678af976dfc7d6135993e172ce586Adam Cohen requestDisallowInterceptTouchEvent(true); 2126788269814a678af976dfc7d6135993e172ce586Adam Cohen return true; 2136788269814a678af976dfc7d6135993e172ce586Adam Cohen } 2146788269814a678af976dfc7d6135993e172ce586Adam Cohen } 2156788269814a678af976dfc7d6135993e172ce586Adam Cohen } 21676fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 2171d9af7d1e75bad13bb10ad37f5900ed59882622eAdam Cohen Folder currentFolder = mLauncher.getWorkspace().getOpenFolder(); 218424418bb50ccf5d9270650b70cc51f423da51a65Sunny Goyal if (currentFolder != null && intercept) { 2191d9af7d1e75bad13bb10ad37f5900ed59882622eAdam Cohen if (currentFolder.isEditingName()) { 2203371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (!isEventOverFolderTextRegion(currentFolder, ev)) { 2211d9af7d1e75bad13bb10ad37f5900ed59882622eAdam Cohen currentFolder.dismissEditingName(); 22276fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen return true; 2232801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 2242801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 22576fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 2263371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (!isEventOverFolder(currentFolder, ev)) { 227ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal if (isInAccessibleDrag()) { 228ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal // Do not close the folder if in drag and drop. 229ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal if (!isEventOverDropTargetBar(ev)) { 230ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal return true; 231ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal } 232ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal } else { 233ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal mLauncher.closeFolder(); 234ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal return true; 235ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal } 23676fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen } 2372801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 2386788269814a678af976dfc7d6135993e172ce586Adam Cohen return false; 2396788269814a678af976dfc7d6135993e172ce586Adam Cohen } 2406788269814a678af976dfc7d6135993e172ce586Adam Cohen 24131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 24231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onInterceptTouchEvent(MotionEvent ev) { 243b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen int action = ev.getAction(); 244b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen 245645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song 246b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (action == MotionEvent.ACTION_DOWN) { 24776fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen if (handleTouchDown(ev, true)) { 2486788269814a678af976dfc7d6135993e172ce586Adam Cohen return true; 249d1837cc69eb222371afdd30890f7215d117510f2Patrick Dubroy } 250b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } else if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL) { 251b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (mTouchCompleteListener != null) { 252b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener.onTouchComplete(); 253b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } 254b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener = null; 2551b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 2566788269814a678af976dfc7d6135993e172ce586Adam Cohen clearAllResizeFrames(); 257dadb304b4682998c43b9c07bef45b9a9380f3287Tony Wickham 258645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song if (mDragController.onInterceptTouchEvent(ev)) { 259645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song mActiveController = mDragController; 260645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song return true; 261645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song } 262645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song if (mAllAppsController.onInterceptTouchEvent(ev)) { 263645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song mActiveController = mAllAppsController; 264645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song return true; 265645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song } 266645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song 2679c43182ff1d095b1bbaacedefe6e0f4c2deb17e3Tony Wickham if (mPinchListener != null && mPinchListener.onInterceptTouchEvent(ev)) { 268c5b31965d9bcb4c9899e2d1c45b5c95c70bac9f2Tony Wickham // Stop listening for scrolling etc. (onTouchEvent() handles the rest of the pinch.) 269645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song mActiveController = mPinchListener; 270c5b31965d9bcb4c9899e2d1c45b5c95c70bac9f2Tony Wickham return true; 271dadb304b4682998c43b9c07bef45b9a9380f3287Tony Wickham } 272645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song return false; 27331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 2763371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen public boolean onInterceptHoverEvent(MotionEvent ev) { 277023c71eb3b2bbe63272cb74baaf050c4188c89b0Michael Jurka if (mLauncher == null || mLauncher.getWorkspace() == null) { 278023c71eb3b2bbe63272cb74baaf050c4188c89b0Michael Jurka return false; 279023c71eb3b2bbe63272cb74baaf050c4188c89b0Michael Jurka } 2803371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen Folder currentFolder = mLauncher.getWorkspace().getOpenFolder(); 2813371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen if (currentFolder == null) { 2823371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return false; 2833371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } else { 2848b805b17158886035b38261eb611d8641701ae43Michael Jurka AccessibilityManager accessibilityManager = (AccessibilityManager) 2858b805b17158886035b38261eb611d8641701ae43Michael Jurka getContext().getSystemService(Context.ACCESSIBILITY_SERVICE); 2868b805b17158886035b38261eb611d8641701ae43Michael Jurka if (accessibilityManager.isTouchExplorationEnabled()) { 2873371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen final int action = ev.getAction(); 288ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal boolean isOverFolderOrSearchBar; 2893371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen switch (action) { 2903371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen case MotionEvent.ACTION_HOVER_ENTER: 291ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal isOverFolderOrSearchBar = isEventOverFolder(currentFolder, ev) || 292ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal (isInAccessibleDrag() && isEventOverDropTargetBar(ev)); 293ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal if (!isOverFolderOrSearchBar) { 2943371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen sendTapOutsideFolderAccessibilityEvent(currentFolder.isEditingName()); 2953371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen mHoverPointClosesFolder = true; 2963371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return true; 2973371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 298693fbc7f1737d89f11f9ab81558c109f0883ab0eMihail Dumitrescu mHoverPointClosesFolder = false; 299693fbc7f1737d89f11f9ab81558c109f0883ab0eMihail Dumitrescu break; 3003371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen case MotionEvent.ACTION_HOVER_MOVE: 301ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal isOverFolderOrSearchBar = isEventOverFolder(currentFolder, ev) || 302ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal (isInAccessibleDrag() && isEventOverDropTargetBar(ev)); 303ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal if (!isOverFolderOrSearchBar && !mHoverPointClosesFolder) { 3043371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen sendTapOutsideFolderAccessibilityEvent(currentFolder.isEditingName()); 3053371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen mHoverPointClosesFolder = true; 3063371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return true; 307ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal } else if (!isOverFolderOrSearchBar) { 3083371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return true; 3093371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 310693fbc7f1737d89f11f9ab81558c109f0883ab0eMihail Dumitrescu mHoverPointClosesFolder = false; 3113371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 3123371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 3133371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 3143371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return false; 3153371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 3163371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 3173371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen private void sendTapOutsideFolderAccessibilityEvent(boolean isEditingName) { 3188b805b17158886035b38261eb611d8641701ae43Michael Jurka AccessibilityManager accessibilityManager = (AccessibilityManager) 3198b805b17158886035b38261eb611d8641701ae43Michael Jurka getContext().getSystemService(Context.ACCESSIBILITY_SERVICE); 3208b805b17158886035b38261eb611d8641701ae43Michael Jurka if (accessibilityManager.isEnabled()) { 3213371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen int stringId = isEditingName ? R.string.folder_tap_to_rename : R.string.folder_tap_to_close; 3223371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen AccessibilityEvent event = AccessibilityEvent.obtain( 3233371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen AccessibilityEvent.TYPE_VIEW_FOCUSED); 3243371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen onInitializeAccessibilityEvent(event); 3258b805b17158886035b38261eb611d8641701ae43Michael Jurka event.getText().add(getContext().getString(stringId)); 3268b805b17158886035b38261eb611d8641701ae43Michael Jurka accessibilityManager.sendAccessibilityEvent(event); 3273371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 32883ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 32983ca480941b3dd635b62347008fc8d7859d82002Winson Chung 330ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal private boolean isInAccessibleDrag() { 331ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal LauncherAccessibilityDelegate delegate = LauncherAppState 332ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal .getInstance().getAccessibilityDelegate(); 333ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal return delegate != null && delegate.isInAccessibleDrag(); 334ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal } 335ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal 33683ca480941b3dd635b62347008fc8d7859d82002Winson Chung @Override 33783ca480941b3dd635b62347008fc8d7859d82002Winson Chung public boolean onRequestSendAccessibilityEvent(View child, AccessibilityEvent event) { 33883ca480941b3dd635b62347008fc8d7859d82002Winson Chung Folder currentFolder = mLauncher.getWorkspace().getOpenFolder(); 33983ca480941b3dd635b62347008fc8d7859d82002Winson Chung if (currentFolder != null) { 34083ca480941b3dd635b62347008fc8d7859d82002Winson Chung if (child == currentFolder) { 34183ca480941b3dd635b62347008fc8d7859d82002Winson Chung return super.onRequestSendAccessibilityEvent(child, event); 34283ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 343ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal 34447328fd53f43fd0c2ed14ad925dd04483f9229a0Sunny Goyal if (isInAccessibleDrag() && child instanceof DropTargetBar) { 345ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal return super.onRequestSendAccessibilityEvent(child, event); 346ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal } 34783ca480941b3dd635b62347008fc8d7859d82002Winson Chung // Skip propagating onRequestSendAccessibilityEvent all for other children 34883ca480941b3dd635b62347008fc8d7859d82002Winson Chung // when a folder is open 34983ca480941b3dd635b62347008fc8d7859d82002Winson Chung return false; 35083ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 35183ca480941b3dd635b62347008fc8d7859d82002Winson Chung return super.onRequestSendAccessibilityEvent(child, event); 35283ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 35383ca480941b3dd635b62347008fc8d7859d82002Winson Chung 35483ca480941b3dd635b62347008fc8d7859d82002Winson Chung @Override 35583ca480941b3dd635b62347008fc8d7859d82002Winson Chung public void addChildrenForAccessibility(ArrayList<View> childrenForAccessibility) { 35683ca480941b3dd635b62347008fc8d7859d82002Winson Chung Folder currentFolder = mLauncher.getWorkspace().getOpenFolder(); 35783ca480941b3dd635b62347008fc8d7859d82002Winson Chung if (currentFolder != null) { 35883ca480941b3dd635b62347008fc8d7859d82002Winson Chung // Only add the folder as a child for accessibility when it is open 35983ca480941b3dd635b62347008fc8d7859d82002Winson Chung childrenForAccessibility.add(currentFolder); 360ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal 361ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal if (isInAccessibleDrag()) { 36247328fd53f43fd0c2ed14ad925dd04483f9229a0Sunny Goyal childrenForAccessibility.add(mLauncher.getDropTargetBar()); 363ccc414bb1e18206d2a3d8d797070278bdb286354Sunny Goyal } 36483ca480941b3dd635b62347008fc8d7859d82002Winson Chung } else { 36583ca480941b3dd635b62347008fc8d7859d82002Winson Chung super.addChildrenForAccessibility(childrenForAccessibility); 36683ca480941b3dd635b62347008fc8d7859d82002Winson Chung } 3673371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 3683371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 3693371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen @Override 3703371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen public boolean onHoverEvent(MotionEvent ev) { 3713371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen // If we've received this, we've already done the necessary handling 3723371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen // in onInterceptHoverEvent. Return true to consume the event. 3733371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen return false; 3743371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen } 3753371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen 3763371da0159cc54ff8ae1b1b26effb96445f208d5Adam Cohen @Override 37731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean onTouchEvent(MotionEvent ev) { 3786788269814a678af976dfc7d6135993e172ce586Adam Cohen boolean handled = false; 3796788269814a678af976dfc7d6135993e172ce586Adam Cohen int action = ev.getAction(); 3806788269814a678af976dfc7d6135993e172ce586Adam Cohen 3816788269814a678af976dfc7d6135993e172ce586Adam Cohen int x = (int) ev.getX(); 3826788269814a678af976dfc7d6135993e172ce586Adam Cohen int y = (int) ev.getY(); 3836788269814a678af976dfc7d6135993e172ce586Adam Cohen 384dadb304b4682998c43b9c07bef45b9a9380f3287Tony Wickham 385b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (action == MotionEvent.ACTION_DOWN) { 386b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (handleTouchDown(ev, false)) { 387b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen return true; 388b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } 389b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } else if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL) { 390b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen if (mTouchCompleteListener != null) { 391b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener.onTouchComplete(); 3926788269814a678af976dfc7d6135993e172ce586Adam Cohen } 393b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener = null; 3946788269814a678af976dfc7d6135993e172ce586Adam Cohen } 3956788269814a678af976dfc7d6135993e172ce586Adam Cohen 3966788269814a678af976dfc7d6135993e172ce586Adam Cohen if (mCurrentResizeFrame != null) { 3976788269814a678af976dfc7d6135993e172ce586Adam Cohen handled = true; 3986788269814a678af976dfc7d6135993e172ce586Adam Cohen switch (action) { 3996788269814a678af976dfc7d6135993e172ce586Adam Cohen case MotionEvent.ACTION_MOVE: 4006788269814a678af976dfc7d6135993e172ce586Adam Cohen mCurrentResizeFrame.visualizeResizeForDelta(x - mXDown, y - mYDown); 4016788269814a678af976dfc7d6135993e172ce586Adam Cohen break; 4026788269814a678af976dfc7d6135993e172ce586Adam Cohen case MotionEvent.ACTION_CANCEL: 4036788269814a678af976dfc7d6135993e172ce586Adam Cohen case MotionEvent.ACTION_UP: 404bebf042666cffe52039b875a549a582abd78a431Adam Cohen mCurrentResizeFrame.visualizeResizeForDelta(x - mXDown, y - mYDown); 405bebf042666cffe52039b875a549a582abd78a431Adam Cohen mCurrentResizeFrame.onTouchUp(); 4066788269814a678af976dfc7d6135993e172ce586Adam Cohen mCurrentResizeFrame = null; 4076788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4086788269814a678af976dfc7d6135993e172ce586Adam Cohen } 4096788269814a678af976dfc7d6135993e172ce586Adam Cohen if (handled) return true; 410645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song if (mActiveController != null) { 411645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song return mActiveController.onTouchEvent(ev); 412645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song } 413645764e3e5fa34d9adcddfc722d726b76f048306Hyunyoung Song return false; 41491a9c9636f10f1e12cd1f660b2e330634fbdc7dcRomain Guy } 415ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy 416d6c8e7eeb13094ea1349897663ae28d8a3bf2773Vadim Tryshev @Override 417d6c8e7eeb13094ea1349897663ae28d8a3bf2773Vadim Tryshev public boolean onDragEvent (DragEvent event) { 418d6c8e7eeb13094ea1349897663ae28d8a3bf2773Vadim Tryshev return mDragController.onDragEvent(event); 419d6c8e7eeb13094ea1349897663ae28d8a3bf2773Vadim Tryshev } 420d6c8e7eeb13094ea1349897663ae28d8a3bf2773Vadim Tryshev 42135e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen /** 42235e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * Determine the rect of the descendant in this DragLayer's coordinates 42335e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * 42435e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @param descendant The descendant whose coordinates we want to find. 42535e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @param r The rect into which to place the results. 42635e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @return The factor by which this descendant is scaled relative to this DragLayer. 42735e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen */ 428ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen public float getDescendantRectRelativeToSelf(View descendant, Rect r) { 429716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen mTmpXY[0] = 0; 430716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen mTmpXY[1] = 0; 431ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen float scale = getDescendantCoordRelativeToSelf(descendant, mTmpXY); 4327d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen 4338dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen r.set(mTmpXY[0], mTmpXY[1], 4347d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen (int) (mTmpXY[0] + scale * descendant.getMeasuredWidth()), 4357d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen (int) (mTmpXY[1] + scale * descendant.getMeasuredHeight())); 436ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen return scale; 437716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 43876fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 439307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen public float getLocationInDragLayer(View child, int[] loc) { 44035e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen loc[0] = 0; 44135e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen loc[1] = 0; 442307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen return getDescendantCoordRelativeToSelf(child, loc); 44335e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen } 44435e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen 4457d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen public float getDescendantCoordRelativeToSelf(View descendant, int[] coord) { 4467d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen return getDescendantCoordRelativeToSelf(descendant, coord, false); 4477d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen } 4487d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen 44935e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen /** 45035e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * Given a coordinate relative to the descendant, find the coordinate in this DragLayer's 45135e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * coordinates. 45235e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * 45335e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @param descendant The descendant to which the passed coordinate is relative. 45435e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen * @param coord The coordinate that we want mapped. 4557d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen * @param includeRootScroll Whether or not to account for the scroll of the root descendant: 4567d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen * sometimes this is relevant as in a child's coordinates within the root descendant. 457307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen * @return The factor by which this descendant is scaled relative to this DragLayer. Caution 458307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen * this scale factor is assumed to be equal in X and Y, and so if at any point this 459307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen * assumption fails, we will need to return a pair of scale factors. 46035e7e64d4b98e42c760e5e91489b7014a6ba9073Adam Cohen */ 4617d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen public float getDescendantCoordRelativeToSelf(View descendant, int[] coord, 4627d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen boolean includeRootScroll) { 463c763c4e4d28c256d1368be3fc1c4526c8b9bd232Winson Chung return Utilities.getDescendantCoordRelativeToParent(descendant, this, 464c9ca2980983ab21fc8631c7a65399d6d9c70f39cWinson Chung coord, includeRootScroll); 465c9ca2980983ab21fc8631c7a65399d6d9c70f39cWinson Chung } 466c9ca2980983ab21fc8631c7a65399d6d9c70f39cWinson Chung 4677d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen /** 4687d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen * Inverse of {@link #getDescendantCoordRelativeToSelf(View, int[])}. 4697d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen */ 4707d30a37007bac318db1c9af47a9af12d348042a5Adam Cohen public float mapCoordInSelfToDescendent(View descendant, int[] coord) { 471c763c4e4d28c256d1368be3fc1c4526c8b9bd232Winson Chung return Utilities.mapCoordInSelfToDescendent(descendant, this, coord); 47276fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen } 47376fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 4743e8f811f31a2275e778244427271f77f4116c08bAdam Cohen public void getViewRectRelativeToSelf(View v, Rect r) { 4753e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int[] loc = new int[2]; 4768dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen getLocationInWindow(loc); 4773e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int x = loc[0]; 4783e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int y = loc[1]; 479716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 4808dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen v.getLocationInWindow(loc); 4813e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int vX = loc[0]; 4823e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int vY = loc[1]; 483716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 4843e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int left = vX - x; 4853e8f811f31a2275e778244427271f77f4116c08bAdam Cohen int top = vY - y; 4863e8f811f31a2275e778244427271f77f4116c08bAdam Cohen r.set(left, top, left + v.getMeasuredWidth(), top + v.getMeasuredHeight()); 487716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 488716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 489ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy @Override 490ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy public boolean dispatchUnhandledMove(View focused, int direction) { 491ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy return mDragController.dispatchUnhandledMove(focused, direction); 492ea3763c2672f77539538af8cdd395ad97058eaabRomain Guy } 493120980bd00f5eecec5717f49a3d7db96571025a9Adam Cohen 494bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen @Override 495bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen public LayoutParams generateLayoutParams(AttributeSet attrs) { 496bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen return new LayoutParams(getContext(), attrs); 497bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen } 498bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen 499bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen @Override 500bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen protected LayoutParams generateDefaultLayoutParams() { 501bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen return new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT); 502bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen } 503bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen 504bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen // Override to allow type-checking of LayoutParams. 505bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen @Override 506bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 507bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen return p instanceof LayoutParams; 508bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen } 509bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen 510bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen @Override 511bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen protected LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 512bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen return new LayoutParams(p); 513bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen } 514bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen 515bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen public static class LayoutParams extends InsettableFrameLayout.LayoutParams { 5166788269814a678af976dfc7d6135993e172ce586Adam Cohen public int x, y; 5176788269814a678af976dfc7d6135993e172ce586Adam Cohen public boolean customPosition = false; 5186788269814a678af976dfc7d6135993e172ce586Adam Cohen 519bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen public LayoutParams(Context c, AttributeSet attrs) { 520bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen super(c, attrs); 521bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen } 522bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen 5236788269814a678af976dfc7d6135993e172ce586Adam Cohen public LayoutParams(int width, int height) { 5246788269814a678af976dfc7d6135993e172ce586Adam Cohen super(width, height); 5256788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5266788269814a678af976dfc7d6135993e172ce586Adam Cohen 527bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen public LayoutParams(ViewGroup.LayoutParams lp) { 528bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen super(lp); 529bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen } 530bc927f9c24001e250622ca9a2547ee5b65baef58Adam Cohen 5316788269814a678af976dfc7d6135993e172ce586Adam Cohen public void setWidth(int width) { 5326788269814a678af976dfc7d6135993e172ce586Adam Cohen this.width = width; 5336788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5346788269814a678af976dfc7d6135993e172ce586Adam Cohen 5356788269814a678af976dfc7d6135993e172ce586Adam Cohen public int getWidth() { 5366788269814a678af976dfc7d6135993e172ce586Adam Cohen return width; 5376788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5386788269814a678af976dfc7d6135993e172ce586Adam Cohen 5396788269814a678af976dfc7d6135993e172ce586Adam Cohen public void setHeight(int height) { 5406788269814a678af976dfc7d6135993e172ce586Adam Cohen this.height = height; 5416788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5426788269814a678af976dfc7d6135993e172ce586Adam Cohen 5436788269814a678af976dfc7d6135993e172ce586Adam Cohen public int getHeight() { 5446788269814a678af976dfc7d6135993e172ce586Adam Cohen return height; 5456788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5466788269814a678af976dfc7d6135993e172ce586Adam Cohen 5476788269814a678af976dfc7d6135993e172ce586Adam Cohen public void setX(int x) { 5486788269814a678af976dfc7d6135993e172ce586Adam Cohen this.x = x; 5496788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5506788269814a678af976dfc7d6135993e172ce586Adam Cohen 5516788269814a678af976dfc7d6135993e172ce586Adam Cohen public int getX() { 5526788269814a678af976dfc7d6135993e172ce586Adam Cohen return x; 5536788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5546788269814a678af976dfc7d6135993e172ce586Adam Cohen 5556788269814a678af976dfc7d6135993e172ce586Adam Cohen public void setY(int y) { 5566788269814a678af976dfc7d6135993e172ce586Adam Cohen this.y = y; 5576788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5586788269814a678af976dfc7d6135993e172ce586Adam Cohen 5596788269814a678af976dfc7d6135993e172ce586Adam Cohen public int getY() { 5606788269814a678af976dfc7d6135993e172ce586Adam Cohen return y; 5616788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5626788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5636788269814a678af976dfc7d6135993e172ce586Adam Cohen 5646788269814a678af976dfc7d6135993e172ce586Adam Cohen protected void onLayout(boolean changed, int l, int t, int r, int b) { 5656788269814a678af976dfc7d6135993e172ce586Adam Cohen super.onLayout(changed, l, t, r, b); 5666788269814a678af976dfc7d6135993e172ce586Adam Cohen int count = getChildCount(); 5676788269814a678af976dfc7d6135993e172ce586Adam Cohen for (int i = 0; i < count; i++) { 5686788269814a678af976dfc7d6135993e172ce586Adam Cohen View child = getChildAt(i); 5696788269814a678af976dfc7d6135993e172ce586Adam Cohen final FrameLayout.LayoutParams flp = (FrameLayout.LayoutParams) child.getLayoutParams(); 5706788269814a678af976dfc7d6135993e172ce586Adam Cohen if (flp instanceof LayoutParams) { 5716788269814a678af976dfc7d6135993e172ce586Adam Cohen final LayoutParams lp = (LayoutParams) flp; 5726788269814a678af976dfc7d6135993e172ce586Adam Cohen if (lp.customPosition) { 5736788269814a678af976dfc7d6135993e172ce586Adam Cohen child.layout(lp.x, lp.y, lp.x + lp.width, lp.y + lp.height); 5746788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5756788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5766788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5776788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5786788269814a678af976dfc7d6135993e172ce586Adam Cohen 5796788269814a678af976dfc7d6135993e172ce586Adam Cohen public void clearAllResizeFrames() { 5806788269814a678af976dfc7d6135993e172ce586Adam Cohen if (mResizeFrames.size() > 0) { 5816788269814a678af976dfc7d6135993e172ce586Adam Cohen for (AppWidgetResizeFrame frame: mResizeFrames) { 582bebf042666cffe52039b875a549a582abd78a431Adam Cohen frame.commitResize(); 5836788269814a678af976dfc7d6135993e172ce586Adam Cohen removeView(frame); 5846788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5856788269814a678af976dfc7d6135993e172ce586Adam Cohen mResizeFrames.clear(); 5866788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5876788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5886788269814a678af976dfc7d6135993e172ce586Adam Cohen 5896788269814a678af976dfc7d6135993e172ce586Adam Cohen public boolean hasResizeFrames() { 5906788269814a678af976dfc7d6135993e172ce586Adam Cohen return mResizeFrames.size() > 0; 5916788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5926788269814a678af976dfc7d6135993e172ce586Adam Cohen 5936788269814a678af976dfc7d6135993e172ce586Adam Cohen public boolean isWidgetBeingResized() { 5946788269814a678af976dfc7d6135993e172ce586Adam Cohen return mCurrentResizeFrame != null; 5956788269814a678af976dfc7d6135993e172ce586Adam Cohen } 5966788269814a678af976dfc7d6135993e172ce586Adam Cohen 5976788269814a678af976dfc7d6135993e172ce586Adam Cohen public void addResizeFrame(ItemInfo itemInfo, LauncherAppWidgetHostView widget, 5986788269814a678af976dfc7d6135993e172ce586Adam Cohen CellLayout cellLayout) { 5996788269814a678af976dfc7d6135993e172ce586Adam Cohen AppWidgetResizeFrame resizeFrame = new AppWidgetResizeFrame(getContext(), 6003a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka widget, cellLayout, this); 6016788269814a678af976dfc7d6135993e172ce586Adam Cohen 6026788269814a678af976dfc7d6135993e172ce586Adam Cohen LayoutParams lp = new LayoutParams(-1, -1); 6036788269814a678af976dfc7d6135993e172ce586Adam Cohen lp.customPosition = true; 6046788269814a678af976dfc7d6135993e172ce586Adam Cohen 6056788269814a678af976dfc7d6135993e172ce586Adam Cohen addView(resizeFrame, lp); 6066788269814a678af976dfc7d6135993e172ce586Adam Cohen mResizeFrames.add(resizeFrame); 6076788269814a678af976dfc7d6135993e172ce586Adam Cohen 6086788269814a678af976dfc7d6135993e172ce586Adam Cohen resizeFrame.snapToWidget(false); 6096788269814a678af976dfc7d6135993e172ce586Adam Cohen } 610716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 6117bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung public void animateViewIntoPosition(DragView dragView, final int[] pos, float alpha, 6127bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float scaleX, float scaleY, int animationEndStyle, Runnable onFinishRunnable, 6137bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung int duration) { 614b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen Rect r = new Rect(); 615b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen getViewRectRelativeToSelf(dragView, r); 616b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen final int fromX = r.left; 617b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen final int fromY = r.top; 618b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen 6197bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung animateViewIntoPosition(dragView, fromX, fromY, pos[0], pos[1], alpha, 1, 1, scaleX, scaleY, 620ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen onFinishRunnable, animationEndStyle, duration, null); 621ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen } 622ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen 623557d6ed50cc6560163440aa134870ef0bb11415bWinson Chung public void animateViewIntoPosition(DragView dragView, final View child, 62428f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen final Runnable onFinishAnimationRunnable, View anchorView) { 62528f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen animateViewIntoPosition(dragView, child, -1, onFinishAnimationRunnable, anchorView); 626ed51cc9a12c50d12e7d30ed209a49f1a40858043Adam Cohen } 627ed51cc9a12c50d12e7d30ed209a49f1a40858043Adam Cohen 628ed51cc9a12c50d12e7d30ed209a49f1a40858043Adam Cohen public void animateViewIntoPosition(DragView dragView, final View child, int duration, 6296441de0ec2a71862798dd51180d0811b42edd514Adam Cohen final Runnable onFinishAnimationRunnable, View anchorView) { 630a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka ShortcutAndWidgetContainer parentChildren = (ShortcutAndWidgetContainer) child.getParent(); 631716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 632eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung parentChildren.measureChild(child); 633716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 6343e8f811f31a2275e778244427271f77f4116c08bAdam Cohen Rect r = new Rect(); 6353e8f811f31a2275e778244427271f77f4116c08bAdam Cohen getViewRectRelativeToSelf(dragView, r); 636716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 637716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen int coord[] = new int[2]; 638307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen float childScale = child.getScaleX(); 639307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen coord[0] = lp.x + (int) (child.getMeasuredWidth() * (1 - childScale) / 2); 640307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen coord[1] = lp.y + (int) (child.getMeasuredHeight() * (1 - childScale) / 2); 641eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung 6428dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen // Since the child hasn't necessarily been laid out, we force the lp to be updated with 643ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen // the correct coordinates (above) and use these to determine the final location 644557d6ed50cc6560163440aa134870ef0bb11415bWinson Chung float scale = getDescendantCoordRelativeToSelf((View) child.getParent(), coord); 645307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen // We need to account for the scale of the child itself, as the above only accounts for 646307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen // for the scale in parents. 647307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen scale *= childScale; 648ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen int toX = coord[0]; 649ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen int toY = coord[1]; 650eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung float toScale = scale; 6514497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn if (child instanceof TextView) { 6524497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn TextView tv = (TextView) child; 653eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung // Account for the source scale of the icon (ie. from AllApps to Workspace, in which 654eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung // the workspace may have smaller icon bounds). 655eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung toScale = scale / dragView.getIntrinsicIconScaleFactor(); 6564497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn 6574497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn // The child may be scaled (always about the center of the view) so to account for it, 6584497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn // we have to offset the position by the scaled size. Once we do that, we can center 6594497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn // the drag view about the scaled child view. 660eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung toY += Math.round(toScale * tv.getPaddingTop()); 661eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung toY -= dragView.getMeasuredHeight() * (1 - toScale) / 2; 66295abbb330ce9bbaf23594245f0f8a795c8118038Sunny Goyal if (dragView.getDragVisualizeOffset() != null) { 66395abbb330ce9bbaf23594245f0f8a795c8118038Sunny Goyal toY -= Math.round(toScale * dragView.getDragVisualizeOffset().y); 66495abbb330ce9bbaf23594245f0f8a795c8118038Sunny Goyal } 66595abbb330ce9bbaf23594245f0f8a795c8118038Sunny Goyal 6664497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn toX -= (dragView.getMeasuredWidth() - Math.round(scale * child.getMeasuredWidth())) / 2; 6674497ebf9a2726e2a7dbb7f3c49389308908f8454Andrew Flynn } else if (child instanceof FolderIcon) { 668ea359c6aee44c0fe3bb94f7002c3b49208b32b7fWinson Chung // Account for holographic blur padding on the drag view 6695f8afe6280eae34620067696173e71943e1a30a3Winson Chung toY += Math.round(scale * (child.getPaddingTop() - dragView.getDragRegionTop())); 670307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen toY -= scale * Workspace.DRAG_BITMAP_PADDING / 2; 671307fe23f125cbbd5512ad8d4660025f2ab68f30bAdam Cohen toY -= (1 - scale) * dragView.getMeasuredHeight() / 2; 672ea359c6aee44c0fe3bb94f7002c3b49208b32b7fWinson Chung // Center in the x coordinate about the target's drawable 673ea359c6aee44c0fe3bb94f7002c3b49208b32b7fWinson Chung toX -= (dragView.getMeasuredWidth() - Math.round(scale * child.getMeasuredWidth())) / 2; 674ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen } else { 675ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen toY -= (Math.round(scale * (dragView.getHeight() - child.getMeasuredHeight()))) / 2; 676ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen toX -= (Math.round(scale * (dragView.getMeasuredWidth() 677ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen - child.getMeasuredWidth()))) / 2; 678ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen } 679716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 680ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen final int fromX = r.left; 681ac8c87687b8e063c981f28cb31bab2cc110f26ccAdam Cohen final int fromY = r.top; 682716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen child.setVisibility(INVISIBLE); 6838dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen Runnable onCompleteRunnable = new Runnable() { 6848dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen public void run() { 6858dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen child.setVisibility(VISIBLE); 686d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (onFinishAnimationRunnable != null) { 687d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen onFinishAnimationRunnable.run(); 688d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 6898dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen } 6908dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen }; 691eeb5bbc9409978cc2ae52d48380399fcde3d9f85Winson Chung animateViewIntoPosition(dragView, fromX, fromY, toX, toY, 1, 1, 1, toScale, toScale, 692d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen onCompleteRunnable, ANIMATION_END_DISAPPEAR, duration, anchorView); 693557d6ed50cc6560163440aa134870ef0bb11415bWinson Chung } 694557d6ed50cc6560163440aa134870ef0bb11415bWinson Chung 695d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen public void animateViewIntoPosition(final DragView view, final int fromX, final int fromY, 696ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen final int toX, final int toY, float finalAlpha, float initScaleX, float initScaleY, 697ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen float finalScaleX, float finalScaleY, Runnable onCompleteRunnable, 698ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen int animationEndStyle, int duration, View anchorView) { 6998dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen Rect from = new Rect(fromX, fromY, fromX + 7008dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen view.getMeasuredWidth(), fromY + view.getMeasuredHeight()); 7013e8f811f31a2275e778244427271f77f4116c08bAdam Cohen Rect to = new Rect(toX, toY, toX + view.getMeasuredWidth(), toY + view.getMeasuredHeight()); 702ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen animateView(view, from, to, finalAlpha, initScaleX, initScaleY, finalScaleX, finalScaleY, duration, 703ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen null, null, onCompleteRunnable, animationEndStyle, anchorView); 7043e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 7053e8f811f31a2275e778244427271f77f4116c08bAdam Cohen 706b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen /** 707b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * This method animates a view at the end of a drag and drop animation. 708b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * 709b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param view The view to be animated. This view is drawn directly into DragLayer, and so 710b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * doesn't need to be a child of DragLayer. 711b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param from The initial location of the view. Only the left and top parameters are used. 712b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param to The final location of the view. Only the left and top parameters are used. This 713b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * location doesn't account for scaling, and so should be centered about the desired 714b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * final location (including scaling). 715b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param finalAlpha The final alpha of the view, in case we want it to fade as it animates. 716b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param finalScale The final scale of the view. The view is scaled about its center. 717b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param duration The duration of the animation. 718b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param motionInterpolator The interpolator to use for the location of the view. 719b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param alphaInterpolator The interpolator to use for the alpha of the view. 720b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param onCompleteRunnable Optional runnable to run on animation completion. 721b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * @param fadeOut Whether or not to fade out the view once the animation completes. If true, 722b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen * the runnable will execute after the view is faded out. 7236441de0ec2a71862798dd51180d0811b42edd514Adam Cohen * @param anchorView If not null, this represents the view which the animated view stays 7246441de0ec2a71862798dd51180d0811b42edd514Adam Cohen * anchored to in case scrolling is currently taking place. Note: currently this is 7256441de0ec2a71862798dd51180d0811b42edd514Adam Cohen * only used for the X dimension for the case of the workspace. 726b7e1618c627c6471c565f4f599228648d9e70a10Adam Cohen */ 7277bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung public void animateView(final DragView view, final Rect from, final Rect to, 7287bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final float finalAlpha, final float initScaleX, final float initScaleY, 7297bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final float finalScaleX, final float finalScaleY, int duration, 7307bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final Interpolator motionInterpolator, final Interpolator alphaInterpolator, 7317bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final Runnable onCompleteRunnable, final int animationEndStyle, View anchorView) { 7327bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 733716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen // Calculate the duration of the animation based on the object's distance 734f7a29e83f06909b378dba39c83a522375682710aSunny Goyal final float dist = (float) Math.hypot(to.left - from.left, to.top - from.top); 735716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen final Resources res = getResources(); 736716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen final float maxDist = (float) res.getInteger(R.integer.config_dropAnimMaxDist); 7373e8f811f31a2275e778244427271f77f4116c08bAdam Cohen 7383e8f811f31a2275e778244427271f77f4116c08bAdam Cohen // If duration < 0, this is a cue to compute the duration based on the distance 7393e8f811f31a2275e778244427271f77f4116c08bAdam Cohen if (duration < 0) { 7403e8f811f31a2275e778244427271f77f4116c08bAdam Cohen duration = res.getInteger(R.integer.config_dropAnimMaxDuration); 7413e8f811f31a2275e778244427271f77f4116c08bAdam Cohen if (dist < maxDist) { 7428dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen duration *= mCubicEaseOutInterpolator.getInterpolation(dist / maxDist); 7433e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 74461b0c69d3fe331d3de338322396d5de691d58613Winson Chung duration = Math.max(duration, res.getInteger(R.integer.config_dropAnimMinDuration)); 745716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 746716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 747043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Fall back to cubic ease out interpolator for the animation if none is specified 748043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung TimeInterpolator interpolator = null; 7493e8f811f31a2275e778244427271f77f4116c08bAdam Cohen if (alphaInterpolator == null || motionInterpolator == null) { 750043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung interpolator = mCubicEaseOutInterpolator; 7513e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 752716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 753043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Animate the view 7547bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final float initAlpha = view.getAlpha(); 755043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung final float dropViewScale = view.getScaleX(); 756043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung AnimatorUpdateListener updateCb = new AnimatorUpdateListener() { 757043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung @Override 758716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 759716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen final float percent = (Float) animation.getAnimatedValue(); 7607bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final int width = view.getMeasuredWidth(); 7617bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung final int height = view.getMeasuredHeight(); 762716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 7633e8f811f31a2275e778244427271f77f4116c08bAdam Cohen float alphaPercent = alphaInterpolator == null ? percent : 7643e8f811f31a2275e778244427271f77f4116c08bAdam Cohen alphaInterpolator.getInterpolation(percent); 7653e8f811f31a2275e778244427271f77f4116c08bAdam Cohen float motionPercent = motionInterpolator == null ? percent : 7663e8f811f31a2275e778244427271f77f4116c08bAdam Cohen motionInterpolator.getInterpolation(percent); 767a1cdab039292f3d809528c0e2e38580b37864d8dWinson Chung 7687bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float initialScaleX = initScaleX * dropViewScale; 7697bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float initialScaleY = initScaleY * dropViewScale; 7707bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float scaleX = finalScaleX * percent + initialScaleX * (1 - percent); 7717bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float scaleY = finalScaleY * percent + initialScaleY * (1 - percent); 7727bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float alpha = finalAlpha * alphaPercent + initAlpha * (1 - alphaPercent); 7737bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 7747bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float fromLeft = from.left + (initialScaleX - 1f) * width / 2; 7757bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung float fromTop = from.top + (initialScaleY - 1f) * height / 2; 7767bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 7777bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung int x = (int) (fromLeft + Math.round(((to.left - fromLeft) * motionPercent))); 7787bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung int y = (int) (fromTop + Math.round(((to.top - fromTop) * motionPercent))); 7797bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 78028f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen int anchorAdjust = mAnchorView == null ? 0 : (int) (mAnchorView.getScaleX() * 78128f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen (mAnchorViewInitialScrollX - mAnchorView.getScrollX())); 78228f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen 78328f852ab678d9750879b6d3549bf5da176cf1225Adam Cohen int xPos = x - mDropView.getScrollX() + anchorAdjust; 7847bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung int yPos = y - mDropView.getScrollY(); 7857bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung 7867bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setTranslationX(xPos); 7877bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setTranslationY(yPos); 7887bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setScaleX(scaleX); 7897bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setScaleY(scaleY); 7907bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropView.setAlpha(alpha); 791716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 792043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung }; 793043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung animateView(view, updateCb, duration, interpolator, onCompleteRunnable, animationEndStyle, 794043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung anchorView); 795043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung } 796043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung 797043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung public void animateView(final DragView view, AnimatorUpdateListener updateCb, int duration, 798043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung TimeInterpolator interpolator, final Runnable onCompleteRunnable, 799043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung final int animationEndStyle, View anchorView) { 800043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Clean up the previous animations 801043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung if (mDropAnim != null) mDropAnim.cancel(); 802043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung 803043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Show the drop view if it was previously hidden 804043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropView = view; 805043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropView.cancelAnimation(); 806d6c8e7eeb13094ea1349897663ae28d8a3bf2773Vadim Tryshev mDropView.requestLayout(); 807043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung 808043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Set the anchor view if the page is scrolling 809043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung if (anchorView != null) { 810043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mAnchorViewInitialScrollX = anchorView.getScrollX(); 811043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung } 812043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mAnchorView = anchorView; 813043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung 814043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung // Create and start the animation 815043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim = new ValueAnimator(); 816043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim.setInterpolator(interpolator); 817043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim.setDuration(duration); 818043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim.setFloatValues(0f, 1f); 819043f2af567178b82b0b41f12d379e7dd12da2936Winson Chung mDropAnim.addUpdateListener(updateCb); 8203e8f811f31a2275e778244427271f77f4116c08bAdam Cohen mDropAnim.addListener(new AnimatorListenerAdapter() { 8213e8f811f31a2275e778244427271f77f4116c08bAdam Cohen public void onAnimationEnd(Animator animation) { 8228dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen if (onCompleteRunnable != null) { 8238dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen onCompleteRunnable.run(); 8248dfcba4af7a7ece09e8c7d96053e54f3a383e905Adam Cohen } 825ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen switch (animationEndStyle) { 826ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen case ANIMATION_END_DISAPPEAR: 827ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen clearAnimatedView(); 828ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen break; 829ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen case ANIMATION_END_REMAIN_VISIBLE: 830ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen break; 8313e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 8323e8f811f31a2275e778244427271f77f4116c08bAdam Cohen } 8333e8f811f31a2275e778244427271f77f4116c08bAdam Cohen }); 834716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen mDropAnim.start(); 835716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen } 836716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen 837ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen public void clearAnimatedView() { 8387bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung if (mDropAnim != null) { 8397bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung mDropAnim.cancel(); 8407bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung } 8417bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung if (mDropView != null) { 8422d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen mDragController.onDeferredEndDrag(mDropView); 8437bd1bbb509f9569fa18d6b4d33242679fd98bc9bWinson Chung } 844ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen mDropView = null; 845ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen invalidate(); 846ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen } 847ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen 848ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen public View getAnimatedView() { 849ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen return mDropView; 850ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen } 851ed66b2bac7447febe2e405b4ce725cae4f6b5988Adam Cohen 852716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen @Override 8538b805b17158886035b38261eb611d8641701ae43Michael Jurka public void onChildViewAdded(View parent, View child) { 854a6d0492e5f0dd4e1b43d4034a770241dc65f8f8cAdam Cohen super.onChildViewAdded(parent, child); 855b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen if (mOverlayView != null) { 856b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // ensure that the overlay view stays on top. we can't use drawing order for this 857b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // because in API level 16 touch dispatch doesn't respect drawing order. 858b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen mOverlayView.bringToFront(); 859b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen } 86021b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen updateChildIndices(); 86121b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 86221b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen 86321b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen @Override 8648b805b17158886035b38261eb611d8641701ae43Michael Jurka public void onChildViewRemoved(View parent, View child) { 86521b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen updateChildIndices(); 86621b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 86721b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen 868432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen @Override 869432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen public void bringChildToFront(View child) { 870432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen super.bringChildToFront(child); 871b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen if (child != mOverlayView && mOverlayView != null) { 872b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // ensure that the overlay view stays on top. we can't use drawing order for this 873b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen // because in API level 16 touch dispatch doesn't respect drawing order. 874b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen mOverlayView.bringToFront(); 875b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen } 876432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen updateChildIndices(); 877432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } 878432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen 87921b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen private void updateChildIndices() { 880432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen mTopViewIndex = -1; 88155bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi int childCount = getChildCount(); 88255bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi for (int i = 0; i < childCount; i++) { 883b670f195ffb7b4a0519fd0b337b68f7412159414Adam Cohen if (getChildAt(i) instanceof DragView) { 884432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen mTopViewIndex = i; 88555bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi } 88621b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 8872d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen mChildCountOnLastUpdate = childCount; 88821b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 88921b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen 89021b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen @Override 89121b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen protected int getChildDrawingOrder(int childCount, int i) { 8922d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen if (mChildCountOnLastUpdate != childCount) { 8932d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen // between platform versions 17 and 18, behavior for onChildViewRemoved / Added changed. 8942d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen // Pre-18, the child was not added / removed by the time of those callbacks. We need to 8952d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen // force update our representation of things here to avoid crashing on pre-18 devices 8962d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen // in certain instances. 8972d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen updateChildIndices(); 8982d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen } 8992d783ce2f4b2e507bead0d723f0edcdf902dbd46Adam Cohen 900432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // i represents the current draw iteration 901432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen if (mTopViewIndex == -1) { 902432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // in general we do nothing 90321b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen return i; 904432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } else if (i == childCount - 1) { 905432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // if we have a top index, we return it when drawing last item (highest z-order) 906432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen return mTopViewIndex; 907432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen } else if (i < mTopViewIndex) { 90821b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen return i; 90955bd9725d5c0373b89f7b9bbd9547550ea3bbc63Jorim Jaggi } else { 910432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // for indexes greater than the top index, we fetch one item above to shift for the 911432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen // displacement of the top index 912432609a246819f3cf887a80c2ae56b61fc5ca25aAdam Cohen return i + 1; 91321b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 91421b411074e39fd10cbc8dd0220bb159da4af2c76Adam Cohen } 915360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 916e0c332365604976d999eb25d4bdcc49ec75b7a1cTony Wickham void onEnterScrollArea() { 9170f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mInScrollArea = true; 9180f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham invalidate(); 9190f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 9200f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham 9210f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham void onExitScrollArea() { 9220f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mInScrollArea = false; 9230f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham invalidate(); 9240f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 9250f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham 9260f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham public void showPageHints() { 9270f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mShowPageHints = true; 9280f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham Workspace workspace = mLauncher.getWorkspace(); 9290f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham getDescendantRectRelativeToSelf(workspace.getChildAt(workspace.numCustomPages()), 9300f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mScrollChildPosition); 9310f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham invalidate(); 9320f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 9330f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham 9340f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham public void hidePageHints() { 9350f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mShowPageHints = false; 9360f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham invalidate(); 9370f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 9380f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham 93995cdb3a0211650e76adb451588ce89fd585b178fTony Wickham public void invalidateScrim() { 94095cdb3a0211650e76adb451588ce89fd585b178fTony Wickham if (mBackgroundAlpha > 0.0f) { 94195cdb3a0211650e76adb451588ce89fd585b178fTony Wickham invalidate(); 94295cdb3a0211650e76adb451588ce89fd585b178fTony Wickham } 94395cdb3a0211650e76adb451588ce89fd585b178fTony Wickham } 94495cdb3a0211650e76adb451588ce89fd585b178fTony Wickham 945360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung @Override 946360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung protected void dispatchDraw(Canvas canvas) { 9470fa93bc5c65a2d7d5e5f4e798499903759c48cc5Sunny Goyal // Draw the background below children. 9480fa93bc5c65a2d7d5e5f4e798499903759c48cc5Sunny Goyal if (mBackgroundAlpha > 0.0f) { 94995cdb3a0211650e76adb451588ce89fd585b178fTony Wickham // Update the scroll position first to ensure scrim cutout is in the right place. 95095cdb3a0211650e76adb451588ce89fd585b178fTony Wickham mLauncher.getWorkspace().computeScrollWithoutInvalidation(); 95195cdb3a0211650e76adb451588ce89fd585b178fTony Wickham 9526c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen int alpha = (int) (mBackgroundAlpha * 255); 95395cdb3a0211650e76adb451588ce89fd585b178fTony Wickham CellLayout currCellLayout = mLauncher.getWorkspace().getCurrentDragOverlappingLayout(); 95495cdb3a0211650e76adb451588ce89fd585b178fTony Wickham canvas.save(); 95595cdb3a0211650e76adb451588ce89fd585b178fTony Wickham if (currCellLayout != null && currCellLayout != mLauncher.getHotseat().getLayout()) { 95695cdb3a0211650e76adb451588ce89fd585b178fTony Wickham // Cut a hole in the darkening scrim on the page that should be highlighted, if any. 95795cdb3a0211650e76adb451588ce89fd585b178fTony Wickham getDescendantRectRelativeToSelf(currCellLayout, mHighlightRect); 95895cdb3a0211650e76adb451588ce89fd585b178fTony Wickham canvas.clipRect(mHighlightRect, Region.Op.DIFFERENCE); 95995cdb3a0211650e76adb451588ce89fd585b178fTony Wickham } 9600fa93bc5c65a2d7d5e5f4e798499903759c48cc5Sunny Goyal canvas.drawColor((alpha << 24) | SCRIM_COLOR); 96195cdb3a0211650e76adb451588ce89fd585b178fTony Wickham canvas.restore(); 9626c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen } 9636c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen 964360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung super.dispatchDraw(canvas); 9658cc05507150fea5282b7581e1a268967a702bcc9Adam Cohen } 966360e63fd3e77247002b86da2a77bd8dfe8c8a807Winson Chung 9670f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham private void drawPageHints(Canvas canvas) { 9680f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham if (mShowPageHints) { 9690f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham Workspace workspace = mLauncher.getWorkspace(); 9700f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham int width = getMeasuredWidth(); 9710f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham int page = workspace.getNextPage(); 9720f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham CellLayout leftPage = (CellLayout) workspace.getChildAt(mIsRtl ? page + 1 : page - 1); 9730f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham CellLayout rightPage = (CellLayout) workspace.getChildAt(mIsRtl ? page - 1 : page + 1); 9740f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham 9750f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham if (leftPage != null && leftPage.isDragTarget()) { 9760f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham Drawable left = mInScrollArea && leftPage.getIsDragOverlapping() ? 9770f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mLeftHoverDrawableActive : mLeftHoverDrawable; 9780f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham left.setBounds(0, mScrollChildPosition.top, 9790f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham left.getIntrinsicWidth(), mScrollChildPosition.bottom); 9800f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham left.draw(canvas); 9810f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 9820f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham if (rightPage != null && rightPage.isDragTarget()) { 9830f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham Drawable right = mInScrollArea && rightPage.getIsDragOverlapping() ? 9840f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mRightHoverDrawableActive : mRightHoverDrawable; 9850f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham right.setBounds(width - right.getIntrinsicWidth(), 9860f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham mScrollChildPosition.top, width, mScrollChildPosition.bottom); 9870f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham right.draw(canvas); 9880f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 9890f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 9900f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 9910f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham 9920f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham protected boolean drawChild(Canvas canvas, View child, long drawingTime) { 9930f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham boolean ret = super.drawChild(canvas, child, drawingTime); 9940f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham 9950f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham // We want to draw the page hints above the workspace, but below the drag view. 9960f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham if (child instanceof Workspace) { 9970f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham drawPageHints(canvas); 9980f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 9990f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham return ret; 10000f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham } 10010f97b7874fe29f36e7a40d2fe4b45d1e0e24fe1bTony Wickham 10026c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen public void setBackgroundAlpha(float alpha) { 10036c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen if (alpha != mBackgroundAlpha) { 10046c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen mBackgroundAlpha = alpha; 10056c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen invalidate(); 10066c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen } 10076c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen } 10086c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen 10096c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen public float getBackgroundAlpha() { 10106c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen return mBackgroundAlpha; 10116c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen } 10126c5891a9fce95eee3d87823d11d21889743e9c68Adam Cohen 1013b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen public void setTouchCompleteListener(TouchCompleteListener listener) { 1014b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen mTouchCompleteListener = listener; 1015b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } 1016b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen 1017b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen public interface TouchCompleteListener { 1018b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen public void onTouchComplete(); 1019b0f3d74815417acc3a9d3dce90cbf34b772847f0Adam Cohen } 102031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1021