Merge "Force pinned windows to always be scaleable." into nyc-dev (f649dc35) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityManager.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -694,6 +694,14 @@ public class ActivityManager {
		public static boolean activitiesCanRequestVisibleBehind(int stackId) {
		return stackId == FULLSCREEN_WORKSPACE_STACK_ID;
		}

		/**
		* Returns true if this stack may be scaled without resizing,
		* and windows within may need to be configured as such.
		*/
		public static boolean windowsAreScaleable(int stackId) {
		return stackId == PINNED_STACK_ID;
		}
		}

		/**

services/core/java/com/android/server/wm/TaskStack.java

+18 −16

Original line number	Diff line number	Diff line
		@@ -554,6 +554,15 @@ public class TaskStack implements DimLayer.DimLayerUser,
		if (toTop) {
		mDisplayContent.moveStack(this, true);
		}

		if (StackId.windowsAreScaleable(mStackId)) {
		// We force windows out of SCALING_MODE_FREEZE
		// so that we can continue to animate them
		// while a resize is pending.
		forceWindowsScaleable(task, true);
		} else {
		forceWindowsScaleable(task, false);
		}
		EventLog.writeEvent(EventLogTags.WM_TASK_MOVED, task.mTaskId, toTop ? 1 : 0, position);
		}

		@@ -1279,11 +1288,10 @@ public class TaskStack implements DimLayer.DimLayerUser,
		return true;
		}

		void forceWindowsScaleable(boolean force) {
		void forceWindowsScaleable(Task task, boolean force) {
		SurfaceControl.openTransaction();
		try {
		for (int taskNdx = mTasks.size() - 1; taskNdx >= 0; --taskNdx) {
		final ArrayList<AppWindowToken> activities = mTasks.get(taskNdx).mAppTokens;
		final ArrayList<AppWindowToken> activities = task.mAppTokens;
		for (int activityNdx = activities.size() - 1; activityNdx >= 0; --activityNdx) {
		final ArrayList<WindowState> windows = activities.get(activityNdx).allAppWindows;
		for (int winNdx = windows.size() - 1; winNdx >= 0; --winNdx) {
		@@ -1294,7 +1302,6 @@ public class TaskStack implements DimLayer.DimLayerUser,
		winAnimator.mSurfaceController.forceScaleableInTransaction(force);
		}
		}
		}
		} finally {
		SurfaceControl.closeTransaction();
		}
		@@ -1303,10 +1310,6 @@ public class TaskStack implements DimLayer.DimLayerUser,
		@Override // AnimatesBounds
		public void onAnimationStart() {
		synchronized (mService.mWindowMap) {
		// We force windows out of SCALING_MODE_FREEZE
		// so that we can continue to animate them
		// while a resize is pending.
		forceWindowsScaleable(true);
		mFreezeMovementAnimations = true;
		mBoundsAnimating = true;
		}
		@@ -1317,7 +1320,6 @@ public class TaskStack implements DimLayer.DimLayerUser,
		synchronized (mService.mWindowMap) {
		mFreezeMovementAnimations = false;
		mBoundsAnimating = false;
		forceWindowsScaleable(false);
		mService.requestTraversal();
		}
		if (mStackId == PINNED_STACK_ID) {

services/core/java/com/android/server/wm/WindowStateAnimator.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		package com.android.server.wm;

		import static android.app.ActivityManager.StackId;
		import static android.app.ActivityManager.StackId.PINNED_STACK_ID;
		import static android.view.Display.DEFAULT_DISPLAY;
		import static android.view.WindowManager.LayoutParams.FLAG_HARDWARE_ACCELERATED;
		import static android.view.WindowManager.LayoutParams.FLAG_SCALED;
		@@ -1695,6 +1696,11 @@ class WindowStateAnimator {
		* @return Returns true if the surface was successfully shown.
		*/
		private boolean showSurfaceRobustlyLocked() {
		final Task task = mWin.getTask();
		if (task != null && StackId.windowsAreScaleable(task.mStack.mStackId)) {
		mSurfaceController.forceScaleableInTransaction(true);
		}

		boolean shown = mSurfaceController.showRobustlyInTransaction();
		if (!shown)
		return false;