am 9922539f: Merge "Preload only visible thumbnails and task icons. (Bug... (b31ac7e1) · Commits · e / os / android_frameworks_base

core/res/res/values/config.xml

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -776,7 +776,7 @@
	This needs to match the constants in		This needs to match the constants in
	policy/src/com/android/internal/policy/impl/PhoneWindowManager.java		policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
	-->		-->
	<integer name="config_longPressOnHomeBehavior">1</integer>		<integer name="config_longPressOnHomeBehavior">0</integer>

	<!-- Control the behavior when the user double-taps the home button.		<!-- Control the behavior when the user double-taps the home button.
	0 - Nothing		0 - Nothing

packages/SystemUI/src/com/android/systemui/recents/AlternateRecentsComponent.java

+69 −38

Original line number	Original line	Diff line number	Diff line
	@@ -41,6 +41,7 @@ import com.android.systemui.R;
	import com.android.systemui.RecentsComponent;		import com.android.systemui.RecentsComponent;
	import com.android.systemui.recents.misc.Console;		import com.android.systemui.recents.misc.Console;
	import com.android.systemui.recents.misc.SystemServicesProxy;		import com.android.systemui.recents.misc.SystemServicesProxy;
			import com.android.systemui.recents.model.RecentsTaskLoadPlan;
	import com.android.systemui.recents.model.RecentsTaskLoader;		import com.android.systemui.recents.model.RecentsTaskLoader;
	import com.android.systemui.recents.model.Task;		import com.android.systemui.recents.model.Task;
	import com.android.systemui.recents.model.TaskGrouping;		import com.android.systemui.recents.model.TaskGrouping;
	@@ -64,6 +65,8 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta
	final public static String EXTRA_TRIGGERED_FROM_ALT_TAB = "recents.triggeredFromAltTab";		final public static String EXTRA_TRIGGERED_FROM_ALT_TAB = "recents.triggeredFromAltTab";
	final public static String EXTRA_TRIGGERED_FROM_HOME_KEY = "recents.triggeredFromHomeKey";		final public static String EXTRA_TRIGGERED_FROM_HOME_KEY = "recents.triggeredFromHomeKey";
	final public static String EXTRA_REUSE_TASK_STACK_VIEWS = "recents.reuseTaskStackViews";		final public static String EXTRA_REUSE_TASK_STACK_VIEWS = "recents.reuseTaskStackViews";
			final public static String EXTRA_NUM_VISIBLE_TASKS = "recents.numVisibleTasks";
			final public static String EXTRA_NUM_VISIBLE_THUMBNAILS = "recents.numVisibleThumbnails";

	final public static String ACTION_START_ENTER_ANIMATION = "action_start_enter_animation";		final public static String ACTION_START_ENTER_ANIMATION = "action_start_enter_animation";
	final public static String ACTION_TOGGLE_RECENTS_ACTIVITY = "action_toggle_recents_activity";		final public static String ACTION_TOGGLE_RECENTS_ACTIVITY = "action_toggle_recents_activity";
	@@ -76,6 +79,7 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta
	final static String sRecentsActivity = "com.android.systemui.recents.RecentsActivity";		final static String sRecentsActivity = "com.android.systemui.recents.RecentsActivity";

	static RecentsComponent.Callbacks sRecentsComponentCallbacks;		static RecentsComponent.Callbacks sRecentsComponentCallbacks;
			static RecentsTaskLoadPlan sInstanceLoadPlan;

	Context mContext;		Context mContext;
	LayoutInflater mInflater;		LayoutInflater mInflater;
	@@ -134,8 +138,15 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta
	}		}
	}		}

	// When we start, preload the metadata associated with the previous tasks		// When we start, preload the metadata and icons associated with the recent tasks.
	RecentsTaskLoader.getInstance().preload(mContext, RecentsTaskLoader.ALL_TASKS);		// We can use a new plan since the caches will be the same.
			RecentsTaskLoader loader = RecentsTaskLoader.getInstance();
			RecentsTaskLoadPlan plan = loader.createLoadPlan(mContext);
			loader.preloadTasks(plan, true /* isTopTaskHome */);
			RecentsTaskLoadPlan.Options launchOpts = new RecentsTaskLoadPlan.Options();
			launchOpts.numVisibleTasks = loader.getApplicationIconCacheSize();
			launchOpts.loadThumbnails = false;
			loader.loadTasks(mContext, plan, launchOpts);
	}		}

	public void onBootCompleted() {		public void onBootCompleted() {
	@@ -183,9 +194,11 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta
	}		}

	public void onPreloadRecents() {		public void onPreloadRecents() {
	// When we start, preload the metadata associated with the previous tasks		// Preload only the raw task list into a new load plan (which will be consumed by the
	RecentsTaskLoader.getInstance().preload(mContext,		// RecentsActivity)
	Constants.Values.RecentsTaskLoader.PreloadFirstTasksCount);		RecentsTaskLoader loader = RecentsTaskLoader.getInstance();
			sInstanceLoadPlan = loader.createLoadPlan(mContext);
			sInstanceLoadPlan.preloadRawTasks(true);
	}		}

	public void onCancelPreloadingRecents() {		public void onCancelPreloadingRecents() {
	@@ -194,8 +207,10 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta

	void showRelativeAffiliatedTask(boolean showNextTask) {		void showRelativeAffiliatedTask(boolean showNextTask) {
	RecentsTaskLoader loader = RecentsTaskLoader.getInstance();		RecentsTaskLoader loader = RecentsTaskLoader.getInstance();
	TaskStack stack = loader.getTaskStack(mSystemServicesProxy, mContext.getResources(),		RecentsTaskLoadPlan plan = loader.createLoadPlan(mContext);
	-1, -1, RecentsTaskLoader.ALL_TASKS, false, true, null, null);		loader.preloadTasks(plan, true /* isTopTaskHome */);
			TaskStack stack = plan.getTaskStack();

	// Return early if there are no tasks		// Return early if there are no tasks
	if (stack.getTaskCount() == 0) return;		if (stack.getTaskCount() == 0) return;

	@@ -411,11 +426,11 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta
	* Creates the activity options for an app->recents transition.		* Creates the activity options for an app->recents transition.
	*/		*/
	ActivityOptions getThumbnailTransitionActivityOptions(ActivityManager.RunningTaskInfo topTask,		ActivityOptions getThumbnailTransitionActivityOptions(ActivityManager.RunningTaskInfo topTask,
	boolean isTopTaskHome) {		TaskStack stack, TaskStackView stackView) {
	// Update the destination rect		// Update the destination rect
	Task toTask = new Task();		Task toTask = new Task();
	TaskViewTransform toTransform = getThumbnailTransitionTransform(topTask.id, isTopTaskHome,		TaskViewTransform toTransform = getThumbnailTransitionTransform(stack, stackView,
	toTask);		topTask.id, toTask);
	if (toTransform != null && toTask.key != null) {		if (toTransform != null && toTask.key != null) {
	Rect toTaskRect = toTransform.rect;		Rect toTaskRect = toTransform.rect;
	int toHeaderWidth = (int) (mHeaderBar.getMeasuredWidth() * toTransform.scale);		int toHeaderWidth = (int) (mHeaderBar.getMeasuredWidth() * toTransform.scale);
	@@ -443,16 +458,8 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta
	}		}

	/** Returns the transition rect for the given task id. */		/** Returns the transition rect for the given task id. */
	TaskViewTransform getThumbnailTransitionTransform(int runningTaskId, boolean isTopTaskHome,		TaskViewTransform getThumbnailTransitionTransform(TaskStack stack, TaskStackView stackView,
	Task runningTaskOut) {		int runningTaskId, Task runningTaskOut) {
	// Get the stack of tasks that we are animating into
	RecentsTaskLoader loader = RecentsTaskLoader.getInstance();
	TaskStack stack = loader.getTaskStack(mSystemServicesProxy, mContext.getResources(),
	runningTaskId, -1, RecentsTaskLoader.ALL_TASKS, false, isTopTaskHome, null, null);
	if (stack.getTaskCount() == 0) {
	return null;
	}

	// Find the running task in the TaskStack		// Find the running task in the TaskStack
	Task task = null;		Task task = null;
	ArrayList<Task> tasks = stack.getTasks();		ArrayList<Task> tasks = stack.getTasks();
	@@ -474,30 +481,42 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta
	}		}

	// Get the transform for the running task		// Get the transform for the running task
	mDummyStackView.updateMinMaxScrollForStack(stack, mTriggeredFromAltTab, isTopTaskHome);		stackView.getScroller().setStackScrollToInitialState();
	mDummyStackView.getScroller().setStackScrollToInitialState();		mTmpTransform = stackView.getStackAlgorithm().getStackTransform(task,
	mTmpTransform = mDummyStackView.getStackAlgorithm().getStackTransform(task,		stackView.getScroller().getStackScroll(), mTmpTransform, null);
	mDummyStackView.getScroller().getStackScroll(), mTmpTransform, null);
	return mTmpTransform;		return mTmpTransform;
	}		}

	/** Starts the recents activity */		/** Starts the recents activity */
	void startRecentsActivity(ActivityManager.RunningTaskInfo topTask, boolean isTopTaskHome) {		void startRecentsActivity(ActivityManager.RunningTaskInfo topTask, boolean isTopTaskHome) {
	// If Recents is not the front-most activity and we should animate into it. If		if (sInstanceLoadPlan == null) {
	// the activity at the root of the top task stack in the home stack, then we just do a		// Create a new load plan if onPreloadRecents() was never triggered
	// simple transition. Otherwise, we animate to the rects defined by the Recents service,		RecentsTaskLoader loader = RecentsTaskLoader.getInstance();
	// which can differ depending on the number of items in the list.		sInstanceLoadPlan = loader.createLoadPlan(mContext);
	SystemServicesProxy ssp = mSystemServicesProxy;		}
	List<ActivityManager.RecentTaskInfo> recentTasks =		RecentsTaskLoader loader = RecentsTaskLoader.getInstance();
	ssp.getRecentTasks(3, UserHandle.CURRENT.getIdentifier(), isTopTaskHome);		loader.preloadTasks(sInstanceLoadPlan, isTopTaskHome);
	boolean useThumbnailTransition = !isTopTaskHome;		TaskStack stack = sInstanceLoadPlan.getTaskStack();
	boolean hasRecentTasks = !recentTasks.isEmpty();
			// Prepare the dummy stack for the transition
			mDummyStackView.updateMinMaxScrollForStack(stack, mTriggeredFromAltTab, isTopTaskHome);
			TaskStackViewLayoutAlgorithm.VisibilityReport stackVr =
			mDummyStackView.computeStackVisibilityReport();
			boolean hasRecentTasks = stack.getTaskCount() > 0;
			boolean useThumbnailTransition = !isTopTaskHome && hasRecentTasks;

	if (useThumbnailTransition) {		if (useThumbnailTransition) {
			// Ensure that we load the running task's icon
			RecentsTaskLoadPlan.Options launchOpts = new RecentsTaskLoadPlan.Options();
			launchOpts.runningTaskId = topTask.id;
			launchOpts.loadThumbnails = false;
			loader.loadTasks(mContext, sInstanceLoadPlan, launchOpts);

	// Try starting with a thumbnail transition		// Try starting with a thumbnail transition
	ActivityOptions opts = getThumbnailTransitionActivityOptions(topTask, isTopTaskHome);		ActivityOptions opts = getThumbnailTransitionActivityOptions(topTask, stack,
			mDummyStackView);
	if (opts != null) {		if (opts != null) {
	startAlternateRecentsActivity(topTask, opts, EXTRA_FROM_APP_THUMBNAIL);		startAlternateRecentsActivity(topTask, opts, EXTRA_FROM_APP_THUMBNAIL, stackVr);
	} else {		} else {
	// Fall through below to the non-thumbnail transition		// Fall through below to the non-thumbnail transition
	useThumbnailTransition = false;		useThumbnailTransition = false;
	@@ -531,11 +550,11 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta

	ActivityOptions opts = getHomeTransitionActivityOptions(fromSearchHome);		ActivityOptions opts = getHomeTransitionActivityOptions(fromSearchHome);
	startAlternateRecentsActivity(topTask, opts,		startAlternateRecentsActivity(topTask, opts,
	fromSearchHome ? EXTRA_FROM_SEARCH_HOME : EXTRA_FROM_HOME);		fromSearchHome ? EXTRA_FROM_SEARCH_HOME : EXTRA_FROM_HOME, stackVr);
	} else {		} else {
	// Otherwise we do the normal fade from an unknown source		// Otherwise we do the normal fade from an unknown source
	ActivityOptions opts = getUnknownTransitionActivityOptions();		ActivityOptions opts = getUnknownTransitionActivityOptions();
	startAlternateRecentsActivity(topTask, opts, EXTRA_FROM_HOME);		startAlternateRecentsActivity(topTask, opts, EXTRA_FROM_HOME, stackVr);
	}		}
	}		}
	mLastToggleTime = System.currentTimeMillis();		mLastToggleTime = System.currentTimeMillis();
	@@ -543,7 +562,8 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta

	/** Starts the recents activity */		/** Starts the recents activity */
	void startAlternateRecentsActivity(ActivityManager.RunningTaskInfo topTask,		void startAlternateRecentsActivity(ActivityManager.RunningTaskInfo topTask,
	ActivityOptions opts, String extraFlag) {		ActivityOptions opts, String extraFlag,
			TaskStackViewLayoutAlgorithm.VisibilityReport vr) {
	Intent intent = new Intent(sToggleRecentsAction);		Intent intent = new Intent(sToggleRecentsAction);
	intent.setClassName(sRecentsPackage, sRecentsActivity);		intent.setClassName(sRecentsPackage, sRecentsActivity);
	intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK		intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
	@@ -555,6 +575,8 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta
	intent.putExtra(EXTRA_TRIGGERED_FROM_ALT_TAB, mTriggeredFromAltTab);		intent.putExtra(EXTRA_TRIGGERED_FROM_ALT_TAB, mTriggeredFromAltTab);
	intent.putExtra(EXTRA_FROM_TASK_ID, (topTask != null) ? topTask.id : -1);		intent.putExtra(EXTRA_FROM_TASK_ID, (topTask != null) ? topTask.id : -1);
	intent.putExtra(EXTRA_REUSE_TASK_STACK_VIEWS, mCanReuseTaskStackViews);		intent.putExtra(EXTRA_REUSE_TASK_STACK_VIEWS, mCanReuseTaskStackViews);
			intent.putExtra(EXTRA_NUM_VISIBLE_TASKS, vr.numVisibleTasks);
			intent.putExtra(EXTRA_NUM_VISIBLE_THUMBNAILS, vr.numVisibleThumbnails);
	if (opts != null) {		if (opts != null) {
	mContext.startActivityAsUser(intent, opts.toBundle(), UserHandle.CURRENT);		mContext.startActivityAsUser(intent, opts.toBundle(), UserHandle.CURRENT);
	} else {		} else {
	@@ -575,6 +597,15 @@ public class AlternateRecentsComponent implements ActivityOptions.OnAnimationSta
	}		}
	}		}

			/**
			* Returns the preloaded load plan and invalidates it.
			*/
			public static RecentsTaskLoadPlan consumeInstanceLoadPlan() {
			RecentsTaskLoadPlan plan = sInstanceLoadPlan;
			sInstanceLoadPlan = null;
			return plan;
			}

	/** OnAnimationStartedListener Implementation **/		/** OnAnimationStartedListener Implementation **/

	@Override		@Override

packages/SystemUI/src/com/android/systemui/recents/Constants.java

+0 −5

Original line number	Original line	Diff line number	Diff line
	@@ -64,11 +64,6 @@ public class Constants {
	public static String DebugModeVersion = "A";		public static String DebugModeVersion = "A";
	}		}

	public static class RecentsTaskLoader {
	// XXX: This should be calculated on the first load
	public static final int PreloadFirstTasksCount = 6;
	}

	public static class TaskStackView {		public static class TaskStackView {
	public static final int TaskStackOverscrollRange = 150;		public static final int TaskStackOverscrollRange = 150;
	public static final int FilterStartDelay = 25;		public static final int FilterStartDelay = 25;

packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java

+37 −15

Original line number	Original line	Diff line number	Diff line
	@@ -27,10 +27,7 @@ import android.content.Context;
	import android.content.Intent;		import android.content.Intent;
	import android.content.IntentFilter;		import android.content.IntentFilter;
	import android.content.SharedPreferences;		import android.content.SharedPreferences;
	import android.content.res.Configuration;
	import android.os.Bundle;		import android.os.Bundle;
	import android.os.Handler;
	import android.os.Looper;
	import android.os.UserHandle;		import android.os.UserHandle;
	import android.util.Pair;		import android.util.Pair;
	import android.view.KeyEvent;		import android.view.KeyEvent;
	@@ -43,6 +40,7 @@ import com.android.systemui.recents.misc.DebugTrigger;
	import com.android.systemui.recents.misc.ReferenceCountedTrigger;		import com.android.systemui.recents.misc.ReferenceCountedTrigger;
	import com.android.systemui.recents.misc.SystemServicesProxy;		import com.android.systemui.recents.misc.SystemServicesProxy;
	import com.android.systemui.recents.misc.Utilities;		import com.android.systemui.recents.misc.Utilities;
			import com.android.systemui.recents.model.RecentsTaskLoadPlan;
	import com.android.systemui.recents.model.RecentsTaskLoader;		import com.android.systemui.recents.model.RecentsTaskLoader;
	import com.android.systemui.recents.model.SpaceNode;		import com.android.systemui.recents.model.SpaceNode;
	import com.android.systemui.recents.model.Task;		import com.android.systemui.recents.model.Task;
	@@ -168,9 +166,10 @@ public class RecentsActivity extends Activity implements RecentsView.RecentsView
	if (action.equals(Intent.ACTION_SCREEN_OFF)) {		if (action.equals(Intent.ACTION_SCREEN_OFF)) {
	// When the screen turns off, dismiss Recents to Home		// When the screen turns off, dismiss Recents to Home
	dismissRecentsToHome(false);		dismissRecentsToHome(false);
	// Start preloading some tasks in the background		// Preload the metadata for all tasks in the background
	RecentsTaskLoader.getInstance().preload(RecentsActivity.this,		RecentsTaskLoader loader = RecentsTaskLoader.getInstance();
	Constants.Values.RecentsTaskLoader.PreloadFirstTasksCount);		RecentsTaskLoadPlan plan = loader.createLoadPlan(context);
			loader.preloadTasks(plan, true /* isTopTaskHome */);
	} else if (action.equals(SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED)) {		} else if (action.equals(SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED)) {
	// When the search activity changes, update the Search widget		// When the search activity changes, update the Search widget
	refreshSearchWidget();		refreshSearchWidget();
	@@ -193,6 +192,10 @@ public class RecentsActivity extends Activity implements RecentsView.RecentsView
	// Update the configuration based on the launch intent		// Update the configuration based on the launch intent
	boolean fromSearchHome = launchIntent.getBooleanExtra(		boolean fromSearchHome = launchIntent.getBooleanExtra(
	AlternateRecentsComponent.EXTRA_FROM_SEARCH_HOME, false);		AlternateRecentsComponent.EXTRA_FROM_SEARCH_HOME, false);
			int numVisibleTasks = launchIntent.getIntExtra(
			AlternateRecentsComponent.EXTRA_NUM_VISIBLE_TASKS, 0);
			int numVisibleThumbnails = launchIntent.getIntExtra(
			AlternateRecentsComponent.EXTRA_NUM_VISIBLE_THUMBNAILS, 0);
	mConfig.launchedFromHome = fromSearchHome \|\| launchIntent.getBooleanExtra(		mConfig.launchedFromHome = fromSearchHome \|\| launchIntent.getBooleanExtra(
	AlternateRecentsComponent.EXTRA_FROM_HOME, false);		AlternateRecentsComponent.EXTRA_FROM_HOME, false);
	mConfig.launchedFromAppWithThumbnail = launchIntent.getBooleanExtra(		mConfig.launchedFromAppWithThumbnail = launchIntent.getBooleanExtra(
	@@ -204,16 +207,29 @@ public class RecentsActivity extends Activity implements RecentsView.RecentsView
	mConfig.launchedReuseTaskStackViews = launchIntent.getBooleanExtra(		mConfig.launchedReuseTaskStackViews = launchIntent.getBooleanExtra(
	AlternateRecentsComponent.EXTRA_REUSE_TASK_STACK_VIEWS, false);		AlternateRecentsComponent.EXTRA_REUSE_TASK_STACK_VIEWS, false);

	// Load all the tasks		// If AlternateRecentsComponent has preloaded a load plan, then use that to prevent
			// reconstructing the task stack
	RecentsTaskLoader loader = RecentsTaskLoader.getInstance();		RecentsTaskLoader loader = RecentsTaskLoader.getInstance();
	SpaceNode root = loader.reload(this,		RecentsTaskLoadPlan plan = AlternateRecentsComponent.consumeInstanceLoadPlan();
	Constants.Values.RecentsTaskLoader.PreloadFirstTasksCount,		if (plan == null) {
	mConfig.launchedFromHome);		plan = loader.createLoadPlan(this);
			loader.preloadTasks(plan, mConfig.launchedFromHome);
			}

			// Start loading tasks according to the load plan
			RecentsTaskLoadPlan.Options loadOpts = new RecentsTaskLoadPlan.Options();
			loadOpts.runningTaskId = mConfig.launchedToTaskId;
			loadOpts.numVisibleTasks = numVisibleTasks;
			loadOpts.numVisibleTaskThumbnails = numVisibleThumbnails;
			loader.loadTasks(this, plan, loadOpts);

			SpaceNode root = plan.getSpaceNode();
	ArrayList<TaskStack> stacks = root.getStacks();		ArrayList<TaskStack> stacks = root.getStacks();
	if (!stacks.isEmpty()) {		boolean hasTasks = root.hasTasks();
	mRecentsView.setTaskStacks(root.getStacks());		if (hasTasks) {
			mRecentsView.setTaskStacks(stacks);
	}		}
	mConfig.launchedWithNoRecentTasks = !root.hasTasks();		mConfig.launchedWithNoRecentTasks = !hasTasks;

	// Create the home intent runnable		// Create the home intent runnable
	Intent homeIntent = new Intent(Intent.ACTION_MAIN, null);		Intent homeIntent = new Intent(Intent.ACTION_MAIN, null);
	@@ -442,6 +458,8 @@ public class RecentsActivity extends Activity implements RecentsView.RecentsView

	/** Inflates the debug overlay if debug mode is enabled. */		/** Inflates the debug overlay if debug mode is enabled. */
	void inflateDebugOverlay() {		void inflateDebugOverlay() {
			if (!Constants.DebugFlags.App.EnableDebugMode) return;

	if (mConfig.debugModeEnabled && mDebugOverlay == null) {		if (mConfig.debugModeEnabled && mDebugOverlay == null) {
	// Inflate the overlay and seek bars		// Inflate the overlay and seek bars
	mDebugOverlay = (DebugOverlayView) mDebugOverlayStub.inflate();		mDebugOverlay = (DebugOverlayView) mDebugOverlayStub.inflate();
	@@ -600,14 +618,18 @@ public class RecentsActivity extends Activity implements RecentsView.RecentsView
	settings.edit().remove(Constants.Values.App.Key_DebugModeEnabled).apply();		settings.edit().remove(Constants.Values.App.Key_DebugModeEnabled).apply();
	mConfig.debugModeEnabled = false;		mConfig.debugModeEnabled = false;
	inflateDebugOverlay();		inflateDebugOverlay();
			if (mDebugOverlay != null) {
	mDebugOverlay.disable();		mDebugOverlay.disable();
			}
	} else {		} else {
	// Enable the debug mode		// Enable the debug mode
	settings.edit().putBoolean(Constants.Values.App.Key_DebugModeEnabled, true).apply();		settings.edit().putBoolean(Constants.Values.App.Key_DebugModeEnabled, true).apply();
	mConfig.debugModeEnabled = true;		mConfig.debugModeEnabled = true;
	inflateDebugOverlay();		inflateDebugOverlay();
			if (mDebugOverlay != null) {
	mDebugOverlay.enable();		mDebugOverlay.enable();
	}		}
			}
	Toast.makeText(this, "Debug mode (" + Constants.Values.App.DebugModeVersion + ") " +		Toast.makeText(this, "Debug mode (" + Constants.Values.App.DebugModeVersion + ") " +
	(mConfig.debugModeEnabled ? "Enabled" : "Disabled") + ", please restart Recents now",		(mConfig.debugModeEnabled ? "Enabled" : "Disabled") + ", please restart Recents now",
	Toast.LENGTH_SHORT).show();		Toast.LENGTH_SHORT).show();

packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -244,6 +244,7 @@ public class SystemServicesProxy {

	Bitmap thumbnail = SystemServicesProxy.getThumbnail(mAm, taskId);		Bitmap thumbnail = SystemServicesProxy.getThumbnail(mAm, taskId);
	if (thumbnail != null) {		if (thumbnail != null) {
			thumbnail.setHasAlpha(false);
	// We use a dumb heuristic for now, if the thumbnail is purely transparent in the top		// We use a dumb heuristic for now, if the thumbnail is purely transparent in the top
	// left pixel, then assume the whole thumbnail is transparent. Generally, proper		// left pixel, then assume the whole thumbnail is transparent. Generally, proper
	// screenshots are always composed onto a bitmap that has no alpha.		// screenshots are always composed onto a bitmap that has no alpha.