/* * Copyright (C) 2014 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.android.systemui.recents.views; import android.animation.Animator; import android.animation.ObjectAnimator; import android.animation.ValueAnimator; import android.content.Context; import android.graphics.*; import android.graphics.drawable.Drawable; import android.graphics.drawable.LayerDrawable; import android.util.AttributeSet; import android.view.View; import android.view.ViewOutlineProvider; import android.view.animation.AccelerateInterpolator; import android.widget.FrameLayout; import com.android.systemui.R; import com.android.systemui.recents.AlternateRecentsComponent; import com.android.systemui.recents.Constants; import com.android.systemui.recents.RecentsConfiguration; import com.android.systemui.recents.model.RecentsTaskLoader; import com.android.systemui.recents.model.Task; /* A task view */ public class TaskView extends FrameLayout implements Task.TaskCallbacks, TaskViewFooter.TaskFooterViewCallbacks, View.OnClickListener, View.OnLongClickListener { /** The TaskView callbacks */ interface TaskViewCallbacks { public void onTaskViewAppIconClicked(TaskView tv); public void onTaskViewAppInfoClicked(TaskView tv); public void onTaskViewClicked(TaskView tv, Task task, boolean lockToTask); public void onTaskViewDismissed(TaskView tv); public void onTaskViewClipStateChanged(TaskView tv); public void onTaskViewFullScreenTransitionCompleted(); public void onTaskViewFocusChanged(TaskView tv, boolean focused); } RecentsConfiguration mConfig; float mTaskProgress; ObjectAnimator mTaskProgressAnimator; ObjectAnimator mDimAnimator; float mMaxDimScale; int mDim; AccelerateInterpolator mDimInterpolator = new AccelerateInterpolator(1f); PorterDuffColorFilter mDimColorFilter = new PorterDuffColorFilter(0, PorterDuff.Mode.MULTIPLY); Task mTask; boolean mTaskDataLoaded; boolean mIsFocused; boolean mFocusAnimationsEnabled; boolean mIsFullScreenView; boolean mClipViewInStack; AnimateableViewBounds mViewBounds; Paint mLayerPaint = new Paint(); View mContent; TaskViewThumbnail mThumbnailView; TaskViewHeader mHeaderView; TaskViewFooter mFooterView; View mActionButtonView; TaskViewCallbacks mCb; // Optimizations ValueAnimator.AnimatorUpdateListener mUpdateDimListener = new ValueAnimator.AnimatorUpdateListener() { @Override public void onAnimationUpdate(ValueAnimator animation) { setTaskProgress((Float) animation.getAnimatedValue()); } }; public TaskView(Context context) { this(context, null); } public TaskView(Context context, AttributeSet attrs) { this(context, attrs, 0); } public TaskView(Context context, AttributeSet attrs, int defStyleAttr) { this(context, attrs, defStyleAttr, 0); } public TaskView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { super(context, attrs, defStyleAttr, defStyleRes); mConfig = RecentsConfiguration.getInstance(); mMaxDimScale = mConfig.taskStackMaxDim / 255f; mClipViewInStack = true; mViewBounds = new AnimateableViewBounds(this, mConfig.taskViewRoundedCornerRadiusPx); setTaskProgress(getTaskProgress()); setDim(getDim()); if (mConfig.fakeShadows) { setBackground(new FakeShadowDrawable(context.getResources(), mConfig)); } setOutlineProvider(mViewBounds); } /** Set callback */ void setCallbacks(TaskViewCallbacks cb) { mCb = cb; } /** Gets the task */ Task getTask() { return mTask; } /** Returns the view bounds. */ AnimateableViewBounds getViewBounds() { return mViewBounds; } @Override protected void onFinishInflate() { // Bind the views mContent = findViewById(R.id.task_view_content); mHeaderView = (TaskViewHeader) findViewById(R.id.task_view_bar); mThumbnailView = (TaskViewThumbnail) findViewById(R.id.task_view_thumbnail); mThumbnailView.enableTaskBarClip(mHeaderView); mActionButtonView = findViewById(R.id.lock_to_app_fab); mActionButtonView.setOutlineProvider(new ViewOutlineProvider() { @Override public void getOutline(View view, Outline outline) { // Set the outline to match the FAB background outline.setOval(0, 0, mActionButtonView.getWidth(), mActionButtonView.getHeight()); } }); if (mFooterView != null) { mFooterView.setCallbacks(this); } } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { int width = MeasureSpec.getSize(widthMeasureSpec); int height = MeasureSpec.getSize(heightMeasureSpec); int widthWithoutPadding = width - mPaddingLeft - mPaddingRight; int heightWithoutPadding = height - mPaddingTop - mPaddingBottom; // Measure the content mContent.measure(MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY)); // Measure the bar view, thumbnail, and footer mHeaderView.measure(MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(mConfig.taskBarHeight, MeasureSpec.EXACTLY)); if (mFooterView != null) { mFooterView.measure( MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(mConfig.taskViewLockToAppButtonHeight, MeasureSpec.EXACTLY)); } mActionButtonView.measure( MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.AT_MOST), MeasureSpec.makeMeasureSpec(heightWithoutPadding, MeasureSpec.AT_MOST)); if (mIsFullScreenView) { // Measure the thumbnail height to be the full dimensions mThumbnailView.measure( MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(heightWithoutPadding, MeasureSpec.EXACTLY)); } else { // Measure the thumbnail to be square mThumbnailView.measure( MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(widthWithoutPadding, MeasureSpec.EXACTLY)); } setMeasuredDimension(width, height); invalidateOutline(); } /** Synchronizes this view's properties with the task's transform */ void updateViewPropertiesToTaskTransform(TaskViewTransform toTransform, int duration) { updateViewPropertiesToTaskTransform(toTransform, duration, null); } void updateViewPropertiesToTaskTransform(TaskViewTransform toTransform, int duration, ValueAnimator.AnimatorUpdateListener updateCallback) { // If we are a full screen view, then only update the Z to keep it in order // XXX: Also update/animate the dim as well if (mIsFullScreenView) { if (!mConfig.fakeShadows && toTransform.hasTranslationZChangedFrom(getTranslationZ())) { setTranslationZ(toTransform.translationZ); } return; } // Apply the transform toTransform.applyToTaskView(this, duration, mConfig.fastOutSlowInInterpolator, false, !mConfig.fakeShadows, updateCallback); // Update the task progress if (mTaskProgressAnimator != null) { mTaskProgressAnimator.removeAllListeners(); mTaskProgressAnimator.cancel(); } if (duration <= 0) { setTaskProgress(toTransform.p); } else { mTaskProgressAnimator = ObjectAnimator.ofFloat(this, "taskProgress", toTransform.p); mTaskProgressAnimator.setDuration(duration); mTaskProgressAnimator.addUpdateListener(mUpdateDimListener); mTaskProgressAnimator.start(); } } /** Resets this view's properties */ void resetViewProperties() { setDim(0); TaskViewTransform.reset(this); } /** * When we are un/filtering, this method will set up the transform that we are animating to, * in order to hide the task. */ void prepareTaskTransformForFilterTaskHidden(TaskViewTransform toTransform) { // Fade the view out and slide it away toTransform.alpha = 0f; toTransform.translationY += 200; toTransform.translationZ = 0; } /** * When we are un/filtering, this method will setup the transform that we are animating from, * in order to show the task. */ void prepareTaskTransformForFilterTaskVisible(TaskViewTransform fromTransform) { // Fade the view in fromTransform.alpha = 0f; } /** Prepares this task view for the enter-recents animations. This is called earlier in the * first layout because the actual animation into recents may take a long time. */ void prepareEnterRecentsAnimation(boolean isTaskViewLaunchTargetTask, boolean occludesLaunchTarget, int offscreenY) { int initialDim = getDim(); if (mConfig.launchedFromAppWithScreenshot) { if (isTaskViewLaunchTargetTask) { // Hide the footer during the transition in, and animate it out afterwards? if (mFooterView != null) { mFooterView.animateFooterVisibility(false, 0); } } else { // Don't do anything for the side views when animating in } } else if (mConfig.launchedFromAppWithThumbnail) { if (isTaskViewLaunchTargetTask) { // Hide the action button if it exists mActionButtonView.setAlpha(0f); // Set the dim to 0 so we can animate it in initialDim = 0; } else if (occludesLaunchTarget) { // Move the task view off screen (below) so we can animate it in setTranslationY(offscreenY); } } else if (mConfig.launchedFromHome) { // Move the task view off screen (below) so we can animate it in setTranslationY(offscreenY); setTranslationZ(0); setScaleX(1f); setScaleY(1f); } // Apply the current dim setDim(initialDim); // Prepare the thumbnail view alpha mThumbnailView.prepareEnterRecentsAnimation(isTaskViewLaunchTargetTask); } /** Animates this task view as it enters recents */ void startEnterRecentsAnimation(final ViewAnimation.TaskViewEnterContext ctx) { final TaskViewTransform transform = ctx.currentTaskTransform; int startDelay = 0; if (mConfig.launchedFromAppWithScreenshot) { if (mTask.isLaunchTarget) { Rect taskRect = ctx.currentTaskRect; int duration = mConfig.taskViewEnterFromHomeDuration * 10; int windowInsetTop = mConfig.systemInsets.top; // XXX: Should be for the window float taskScale = ((float) taskRect.width() / getMeasuredWidth()) * transform.scale; float scaledYOffset = ((1f - taskScale) * getMeasuredHeight()) / 2; float scaledWindowInsetTop = (int) (taskScale * windowInsetTop); float scaledTranslationY = taskRect.top + transform.translationY - (scaledWindowInsetTop + scaledYOffset); startDelay = mConfig.taskViewEnterFromHomeStaggerDelay; // Animate the top clip mViewBounds.animateClipTop(windowInsetTop, duration, new ValueAnimator.AnimatorUpdateListener() { @Override public void onAnimationUpdate(ValueAnimator animation) { int y = (Integer) animation.getAnimatedValue(); mHeaderView.setTranslationY(y); } }); // Animate the bottom or right clip int size = Math.round((taskRect.width() / taskScale)); if (mConfig.hasHorizontalLayout()) { mViewBounds.animateClipRight(getMeasuredWidth() - size, duration); } else { mViewBounds.animateClipBottom(getMeasuredHeight() - (windowInsetTop + size), duration); } // Animate the task bar of the first task view animate() .scaleX(taskScale) .scaleY(taskScale) .translationY(scaledTranslationY) .setDuration(duration) .withEndAction(new Runnable() { @Override public void run() { setIsFullScreen(false); requestLayout(); // Reset the clip mViewBounds.setClipTop(0); mViewBounds.setClipBottom(0); mViewBounds.setClipRight(0); // Reset the bar translation mHeaderView.setTranslationY(0); // Animate the footer into view (if it is the front most task) animateFooterVisibility(true, mConfig.taskBarEnterAnimDuration); // Unbind the thumbnail from the screenshot RecentsTaskLoader.getInstance().loadTaskData(mTask); // Recycle the full screen screenshot AlternateRecentsComponent.consumeLastScreenshot(); mCb.onTaskViewFullScreenTransitionCompleted(); // Decrement the post animation trigger ctx.postAnimationTrigger.decrement(); } }) .start(); } else { // Animate the footer into view animateFooterVisibility(true, 0); } ctx.postAnimationTrigger.increment(); } else if (mConfig.launchedFromAppWithThumbnail) { if (mTask.isLaunchTarget) { // Animate the dim/overlay if (Constants.DebugFlags.App.EnableThumbnailAlphaOnFrontmost) { // Animate the thumbnail alpha before the dim animation (to prevent updating the // hardware layer) mThumbnailView.startEnterRecentsAnimation(mConfig.taskBarEnterAnimDelay, new Runnable() { @Override public void run() { animateDimToProgress(0, mConfig.taskBarEnterAnimDuration, ctx.postAnimationTrigger.decrementOnAnimationEnd()); } }); } else { // Immediately start the dim animation animateDimToProgress(mConfig.taskBarEnterAnimDelay, mConfig.taskBarEnterAnimDuration, ctx.postAnimationTrigger.decrementOnAnimationEnd()); } ctx.postAnimationTrigger.increment(); // Animate the footer into view animateFooterVisibility(true, mConfig.taskBarEnterAnimDuration); // Animate the action button in mActionButtonView.animate().alpha(1f) .setStartDelay(mConfig.taskBarEnterAnimDelay) .setDuration(mConfig.taskBarEnterAnimDuration) .setInterpolator(mConfig.fastOutLinearInInterpolator) .withLayer() .start(); } else { // Animate the task up if it was occluding the launch target if (ctx.currentTaskOccludesLaunchTarget) { setTranslationY(transform.translationY + mConfig.taskViewAffiliateGroupEnterOffsetPx); setAlpha(0f); animate().alpha(1f) .translationY(transform.translationY) .setStartDelay(mConfig.taskBarEnterAnimDelay) .setUpdateListener(null) .setInterpolator(mConfig.fastOutSlowInInterpolator) .setDuration(mConfig.taskViewEnterFromHomeDuration) .withEndAction(new Runnable() { @Override public void run() { // Decrement the post animation trigger ctx.postAnimationTrigger.decrement(); } }) .start(); ctx.postAnimationTrigger.increment(); } } startDelay = mConfig.taskBarEnterAnimDelay; } else if (mConfig.launchedFromHome) { // Animate the tasks up int frontIndex = (ctx.currentStackViewCount - ctx.currentStackViewIndex - 1); int delay = mConfig.taskViewEnterFromHomeDelay + frontIndex * mConfig.taskViewEnterFromHomeStaggerDelay; setScaleX(transform.scale); setScaleY(transform.scale); if (!mConfig.fakeShadows) { animate().translationZ(transform.translationZ); } animate() .translationY(transform.translationY) .setStartDelay(delay) .setUpdateListener(ctx.updateListener) .setInterpolator(mConfig.quintOutInterpolator) .setDuration(mConfig.taskViewEnterFromHomeDuration + frontIndex * mConfig.taskViewEnterFromHomeStaggerDelay) .withEndAction(new Runnable() { @Override public void run() { // Decrement the post animation trigger ctx.postAnimationTrigger.decrement(); } }) .start(); ctx.postAnimationTrigger.increment(); // Animate the footer into view animateFooterVisibility(true, mConfig.taskViewEnterFromHomeDuration); startDelay = delay; } else { // Animate the footer into view animateFooterVisibility(true, 0); } // Enable the focus animations from this point onwards so that they aren't affected by the // window transitions postDelayed(new Runnable() { @Override public void run() { enableFocusAnimations(); } }, (startDelay / 2)); } /** Animates this task view as it leaves recents by pressing home. */ void startExitToHomeAnimation(ViewAnimation.TaskViewExitContext ctx) { animate() .translationY(ctx.offscreenTranslationY) .setStartDelay(0) .setUpdateListener(null) .setInterpolator(mConfig.fastOutLinearInInterpolator) .setDuration(mConfig.taskViewExitToHomeDuration) .withEndAction(ctx.postAnimationTrigger.decrementAsRunnable()) .start(); ctx.postAnimationTrigger.increment(); } /** Animates this task view as it exits recents */ void startLaunchTaskAnimation(final Runnable postAnimRunnable, boolean isLaunchingTask, boolean occludesLaunchTarget, boolean lockToTask) { if (isLaunchingTask) { // Animate the thumbnail alpha back into full opacity for the window animation out mThumbnailView.startLaunchTaskAnimation(postAnimRunnable); // Animate the dim if (mDim > 0) { ObjectAnimator anim = ObjectAnimator.ofInt(this, "dim", 0); anim.setDuration(mConfig.taskBarExitAnimDuration); anim.setInterpolator(mConfig.fastOutLinearInInterpolator); anim.start(); } // Animate the action button away if (!lockToTask) { float toScale = 0.9f; mActionButtonView.animate() .scaleX(toScale) .scaleY(toScale); } mActionButtonView.animate() .alpha(0f) .setStartDelay(0) .setDuration(mConfig.taskBarExitAnimDuration) .setInterpolator(mConfig.fastOutLinearInInterpolator) .withLayer() .start(); } else { // Hide the dismiss button mHeaderView.startLaunchTaskDismissAnimation(); // If this is another view in the task grouping and is in front of the launch task, // animate it away first if (occludesLaunchTarget) { animate().alpha(0f) .translationY(getTranslationY() + mConfig.taskViewAffiliateGroupEnterOffsetPx) .setStartDelay(0) .setUpdateListener(null) .setInterpolator(mConfig.fastOutLinearInInterpolator) .setDuration(mConfig.taskBarExitAnimDuration) .start(); } } } /** Animates the deletion of this task view */ void startDeleteTaskAnimation(final Runnable r) { // Disabling clipping with the stack while the view is animating away setClipViewInStack(false); animate().translationX(mConfig.taskViewRemoveAnimTranslationXPx) .alpha(0f) .setStartDelay(0) .setUpdateListener(null) .setInterpolator(mConfig.fastOutSlowInInterpolator) .setDuration(mConfig.taskViewRemoveAnimDuration) .withEndAction(new Runnable() { @Override public void run() { // We just throw this into a runnable because starting a view property // animation using layers can cause inconsisten results if we try and // update the layers while the animation is running. In some cases, // the runnabled passed in may start an animation which also uses layers // so we defer all this by posting this. r.run(); // Re-enable clipping with the stack (we will reuse this view) setClipViewInStack(true); } }) .start(); } /** Animates this task view if the user does not interact with the stack after a certain time. */ void startNoUserInteractionAnimation() { mHeaderView.startNoUserInteractionAnimation(); } /** Mark this task view that the user does has not interacted with the stack after a certain time. */ void setNoUserInteractionState() { mHeaderView.setNoUserInteractionState(); } /** Dismisses this task. */ void dismissTask() { // Animate out the view and call the callback final TaskView tv = this; startDeleteTaskAnimation(new Runnable() { @Override public void run() { mCb.onTaskViewDismissed(tv); } }); // Hide the footer animateFooterVisibility(false, mConfig.taskViewRemoveAnimDuration); } /** Sets whether this task view is full screen or not. */ void setIsFullScreen(boolean isFullscreen) { mIsFullScreenView = isFullscreen; mHeaderView.setIsFullscreen(isFullscreen); if (isFullscreen) { // If we are full screen, then disable the bottom outline clip for the footer mViewBounds.setOutlineClipBottom(0); } } /** Returns whether this task view should currently be drawn as a full screen view. */ boolean isFullScreenView() { return mIsFullScreenView; } /** * Returns whether this view should be clipped, or any views below should clip against this * view. */ boolean shouldClipViewInStack() { return mClipViewInStack && !mIsFullScreenView && (getVisibility() == View.VISIBLE); } /** Sets whether this view should be clipped, or clipped against. */ void setClipViewInStack(boolean clip) { if (clip != mClipViewInStack) { mClipViewInStack = clip; mCb.onTaskViewClipStateChanged(this); } } /** Gets the max footer height. */ public int getMaxFooterHeight() { if (mFooterView != null) { return mFooterView.mMaxFooterHeight; } else { return 0; } } /** Animates the footer into and out of view. */ void animateFooterVisibility(boolean visible, int duration) { // Hide the footer if we are a full screen view if (mIsFullScreenView) return; // Hide the footer if the current task can not be locked to if (!mTask.lockToTaskEnabled || !mTask.lockToThisTask) return; // Otherwise, animate the visibility if (mFooterView != null) { mFooterView.animateFooterVisibility(visible, duration); } } /** Sets the current task progress. */ public void setTaskProgress(float p) { mTaskProgress = p; mViewBounds.setAlpha(p); updateDimFromTaskProgress(); } /** Returns the current task progress. */ public float getTaskProgress() { return mTaskProgress; } /** Returns the current dim. */ public void setDim(int dim) { mDim = dim; if (mDimAnimator != null) { mDimAnimator.removeAllListeners(); mDimAnimator.cancel(); } if (mConfig.useHardwareLayers) { // Defer setting hardware layers if we have not yet measured, or there is no dim to draw if (getMeasuredWidth() > 0 && getMeasuredHeight() > 0) { if (mDimAnimator != null) { mDimAnimator.removeAllListeners(); mDimAnimator.cancel(); } int inverse = 255 - mDim; mDimColorFilter.setColor(Color.argb(0xFF, inverse, inverse, inverse)); mLayerPaint.setColorFilter(mDimColorFilter); mContent.setLayerType(LAYER_TYPE_HARDWARE, mLayerPaint); } } else { float dimAlpha = mDim / 255.0f; if (mThumbnailView != null) { mThumbnailView.setDimAlpha(dimAlpha); } if (mHeaderView != null) { mHeaderView.setDimAlpha(dim); } } } /** Returns the current dim. */ public int getDim() { return mDim; } /** Animates the dim to the task progress. */ void animateDimToProgress(int delay, int duration, Animator.AnimatorListener postAnimRunnable) { // Animate the dim into view as well int toDim = getDimFromTaskProgress(); if (toDim != getDim()) { ObjectAnimator anim = ObjectAnimator.ofInt(TaskView.this, "dim", toDim); anim.setStartDelay(delay); anim.setDuration(duration); if (postAnimRunnable != null) { anim.addListener(postAnimRunnable); } anim.start(); } } /** Compute the dim as a function of the scale of this view. */ int getDimFromTaskProgress() { float dim = mMaxDimScale * mDimInterpolator.getInterpolation(1f - mTaskProgress); return (int) (dim * 255); } /** Update the dim as a function of the scale of this view. */ void updateDimFromTaskProgress() { setDim(getDimFromTaskProgress()); } /**** View focus state ****/ /** * Sets the focused task explicitly. We need a separate flag because requestFocus() won't happen * if the view is not currently visible, or we are in touch state (where we still want to keep * track of focus). */ public void setFocusedTask() { mIsFocused = true; if (mFocusAnimationsEnabled) { // Focus the header bar mHeaderView.onTaskViewFocusChanged(true); } // Update the thumbnail alpha with the focus mThumbnailView.onFocusChanged(true); // Call the callback mCb.onTaskViewFocusChanged(this, true); // Workaround, we don't always want it focusable in touch mode, but we want the first task // to be focused after the enter-recents animation, which can be triggered from either touch // or keyboard setFocusableInTouchMode(true); requestFocus(); setFocusableInTouchMode(false); invalidate(); } /** * Unsets the focused task explicitly. */ void unsetFocusedTask() { mIsFocused = false; if (mFocusAnimationsEnabled) { // Un-focus the header bar mHeaderView.onTaskViewFocusChanged(false); } // Update the thumbnail alpha with the focus mThumbnailView.onFocusChanged(false); // Call the callback mCb.onTaskViewFocusChanged(this, false); invalidate(); } /** * Updates the explicitly focused state when the view focus changes. */ @Override protected void onFocusChanged(boolean gainFocus, int direction, Rect previouslyFocusedRect) { super.onFocusChanged(gainFocus, direction, previouslyFocusedRect); if (!gainFocus) { unsetFocusedTask(); } } /** * Returns whether we have explicitly been focused. */ public boolean isFocusedTask() { return mIsFocused || isFocused(); } /** Enables all focus animations. */ void enableFocusAnimations() { boolean wasFocusAnimationsEnabled = mFocusAnimationsEnabled; mFocusAnimationsEnabled = true; if (mIsFocused && !wasFocusAnimationsEnabled) { // Re-notify the header if we were focused and animations were not previously enabled mHeaderView.onTaskViewFocusChanged(true); } } /**** TaskCallbacks Implementation ****/ /** Binds this task view to the task */ public void onTaskBound(Task t) { mTask = t; mTask.setCallbacks(this); if (getMeasuredWidth() == 0) { // If we haven't yet measured, we should just set the footer height with any animation animateFooterVisibility(t.lockToThisTask, 0); } else { animateFooterVisibility(t.lockToThisTask, mConfig.taskViewLockToAppLongAnimDuration); } // Hide the action button if lock to app is disabled if (!t.lockToTaskEnabled && mActionButtonView.getVisibility() != View.GONE) { mActionButtonView.setVisibility(View.GONE); } } @Override public void onTaskDataLoaded() { if (mThumbnailView != null && mHeaderView != null) { // Bind each of the views to the new task data if (mIsFullScreenView) { mThumbnailView.bindToScreenshot(AlternateRecentsComponent.getLastScreenshot()); } else { mThumbnailView.rebindToTask(mTask); } mHeaderView.rebindToTask(mTask); // Rebind any listeners mHeaderView.mApplicationIcon.setOnClickListener(this); mHeaderView.mDismissButton.setOnClickListener(this); if (mFooterView != null) { mFooterView.setOnClickListener(this); } mActionButtonView.setOnClickListener(this); if (Constants.DebugFlags.App.EnableDevAppInfoOnLongPress) { if (mConfig.developerOptionsEnabled) { mHeaderView.mApplicationIcon.setOnLongClickListener(this); } } } mTaskDataLoaded = true; } @Override public void onTaskDataUnloaded() { if (mThumbnailView != null && mHeaderView != null) { // Unbind each of the views from the task data and remove the task callback mTask.setCallbacks(null); mThumbnailView.unbindFromTask(); mHeaderView.unbindFromTask(); // Unbind any listeners mHeaderView.mApplicationIcon.setOnClickListener(null); mHeaderView.mDismissButton.setOnClickListener(null); if (mFooterView != null) { mFooterView.setOnClickListener(null); } mActionButtonView.setOnClickListener(null); if (Constants.DebugFlags.App.EnableDevAppInfoOnLongPress) { mHeaderView.mApplicationIcon.setOnLongClickListener(null); } } mTaskDataLoaded = false; } /** Enables/disables handling touch on this task view. */ void setTouchEnabled(boolean enabled) { setOnClickListener(enabled ? this : null); } /**** TaskViewFooter.TaskFooterViewCallbacks ****/ @Override public void onTaskFooterHeightChanged(int height, int maxHeight) { if (mIsFullScreenView) { // Disable the bottom outline clip when fullscreen mViewBounds.setOutlineClipBottom(0); } else { // Update the bottom clip in our outline provider mViewBounds.setOutlineClipBottom(maxHeight - height); } } /**** View.OnClickListener Implementation ****/ @Override public void onClick(final View v) { final TaskView tv = this; final boolean delayViewClick = (v != this) && (v != mActionButtonView); if (delayViewClick) { // We purposely post the handler delayed to allow for the touch feedback to draw postDelayed(new Runnable() { @Override public void run() { if (Constants.DebugFlags.App.EnableTaskFiltering && v == mHeaderView.mApplicationIcon) { mCb.onTaskViewAppIconClicked(tv); } else if (v == mHeaderView.mDismissButton) { dismissTask(); } } }, 125); } else { if (v == mActionButtonView) { // Reset the translation of the action button before we animate it out mActionButtonView.setTranslationZ(0f); } mCb.onTaskViewClicked(tv, tv.getTask(), (v == mFooterView || v == mActionButtonView)); } } /**** View.OnLongClickListener Implementation ****/ @Override public boolean onLongClick(View v) { if (v == mHeaderView.mApplicationIcon) { mCb.onTaskViewAppInfoClicked(this); return true; } return false; } }