Merge "Add task organizer based task embedder" into rvc-dev am: a531f922c9 am:... (7b659198) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityView.java

+48 −8

Original line number	Diff line number	Diff line
		@@ -69,6 +69,7 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {
		// For Host
		private final Point mWindowPosition = new Point();
		private final int[] mTmpArray = new int[2];
		private final Rect mTmpRect = new Rect();
		private final Matrix mScreenSurfaceMatrix = new Matrix();
		private final Region mTapExcludeRegion = new Region();

		@@ -84,10 +85,14 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {
		this(context, attrs, defStyle, false /singleTaskInstance/);
		}

		public ActivityView(
		Context context, AttributeSet attrs, int defStyle, boolean singleTaskInstance) {
		public ActivityView(Context context, AttributeSet attrs, int defStyle,
		boolean singleTaskInstance) {
		super(context, attrs, defStyle);
		mTaskEmbedder = new TaskEmbedder(getContext(), this, singleTaskInstance);
		if (useTaskOrganizer()) {
		mTaskEmbedder = new TaskOrganizerTaskEmbedder(context, this);
		} else {
		mTaskEmbedder = new VirtualDisplayTaskEmbedder(context, this, singleTaskInstance);
		}
		mSurfaceView = new SurfaceView(context);
		// Since ActivityView#getAlpha has been overridden, we should use parent class's alpha
		// as master to synchronize surface view's alpha value.
		@@ -128,6 +133,12 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {
		*/
		public void onTaskCreated(int taskId, ComponentName componentName) { }

		/**
		* Called when a task visibility changes.
		* @hide
		*/
		public void onTaskVisibilityChanged(int taskId, boolean visible) { }

		/**
		* Called when a task is moved to the front of the stack inside the container.
		* This is a filtered version of {@link TaskStackListener}
		@@ -139,6 +150,12 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {
		* This is a filtered version of {@link TaskStackListener}
		*/
		public void onTaskRemovalStarted(int taskId) { }

		/**
		* Called when back is pressed on the root activity of the task.
		* @hide
		*/
		public void onBackPressedOnTaskRoot(int taskId) { }
		}

		/**
		@@ -370,10 +387,8 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {

		@Override
		public boolean gatherTransparentRegion(Region region) {
		// The tap exclude region may be affected by any view on top of it, so we detect the
		// possible change by monitoring this function.
		mTaskEmbedder.notifyBoundsChanged();
		return super.gatherTransparentRegion(region);
		return mTaskEmbedder.gatherTransparentRegion(region)
		\|\| super.gatherTransparentRegion(region);
		}

		private class SurfaceCallback implements SurfaceHolder.Callback {
		@@ -432,7 +447,6 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {
		Log.e(TAG, "Failed to initialize ActivityView");
		return false;
		}
		mTmpTransaction.show(mTaskEmbedder.getSurfaceControl()).apply();
		return true;
		}

		@@ -518,6 +532,13 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {
		return mWindowPosition;
		}

		/** @hide */
		@Override
		public Rect getScreenBounds() {
		getBoundsOnScreen(mTmpRect);
		return mTmpRect;
		}

		/** @hide */
		@Override
		public IWindow getWindow() {
		@@ -530,6 +551,15 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {
		return super.canReceivePointerEvents();
		}

		/**
		* Overridden by instances that require the use of the task organizer implementation instead of
		* the virtual display implementation. Not for general use.
		* @hide
		*/
		protected boolean useTaskOrganizer() {
		return false;
		}

		private final class StateCallbackAdapter implements TaskEmbedder.Listener {
		private final StateCallback mCallback;

		@@ -552,6 +582,11 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {
		mCallback.onTaskCreated(taskId, name);
		}

		@Override
		public void onTaskVisibilityChanged(int taskId, boolean visible) {
		mCallback.onTaskVisibilityChanged(taskId, visible);
		}

		@Override
		public void onTaskMovedToFront(int taskId) {
		mCallback.onTaskMovedToFront(taskId);
		@@ -561,5 +596,10 @@ public class ActivityView extends ViewGroup implements TaskEmbedder.Host {
		public void onTaskRemovalStarted(int taskId) {
		mCallback.onTaskRemovalStarted(taskId);
		}

		@Override
		public void onBackPressedOnTaskRoot(int taskId) {
		mCallback.onBackPressedOnTaskRoot(taskId);
		}
		}
		}