Restore recent task to freeform space when resizing (5dcb275c) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityManager.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -404,6 +404,12 @@ public class ActivityManager {
		*/
		public static final int COMPAT_MODE_TOGGLE = 2;

		/**
		* Invalid stack ID.
		* @hide
		*/
		public static final int INVALID_STACK_ID = -1;

		/**
		* First static stack ID.
		* @hide

services/core/java/com/android/server/am/ActivityStackSupervisor.java

+14 −5

Original line number	Diff line number	Diff line
		@@ -562,7 +562,7 @@ public final class ActivityStackSupervisor implements DisplayListener {
		return task;
		}

		if (!restoreRecentTaskLocked(task)) {
		if (!restoreRecentTaskLocked(task, INVALID_STACK_ID)) {
		if (DEBUG_RECENTS) Slog.w(TAG_RECENTS,
		"Couldn't restore task id=" + id + " found in recents");
		return null;
		@@ -2956,7 +2956,7 @@ public final class ActivityStackSupervisor implements DisplayListener {
		task.mBounds = task.mLastNonFullscreenBounds = new Rect(bounds);
		if (task.stack != null && task.stack.mStackId != FREEFORM_WORKSPACE_STACK_ID) {
		// re-restore the task so it can have the proper stack association.
		restoreRecentTaskLocked(task);
		restoreRecentTaskLocked(task, FREEFORM_WORKSPACE_STACK_ID);
		}
		return;
		}
		@@ -3021,9 +3021,18 @@ public final class ActivityStackSupervisor implements DisplayListener {
		return mNextFreeStackId;
		}

		private boolean restoreRecentTaskLocked(TaskRecord task) {
		final int stackId =
		mLeanbackOnlyDevice ? mHomeStack.mStackId : task.getLaunchStackId(mFocusedStack);
		/**
		* Restores a recent task to a stack
		* @param task The recent task to be restored.
		* @param stackId The stack to restore the task to (default launch stack will be used
		* if stackId is invalid).
		* @return true if the task has been restored successfully.
		*/
		private boolean restoreRecentTaskLocked(TaskRecord task, int stackId) {
		if (stackId == INVALID_STACK_ID) {
		stackId = mLeanbackOnlyDevice ?
		mHomeStack.mStackId : task.getLaunchStackId(mFocusedStack);
		}
		if (task.stack != null) {
		// Task has already been restored once. See if we need to do anything more
		if (task.stack.mStackId == stackId) {