am e34fcf8f: Merge "Add callback when ActivityView activities complete" into klp-modular-dev (21483b9f) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityView.java

+36 −0

Original line number	Diff line number	Diff line
		@@ -53,6 +53,7 @@ public class ActivityView extends ViewGroup {
		private int mHeight;
		private Surface mSurface;
		private int mLastVisibility;
		private ActivityViewCallback mActivityViewCallback;

		// Only one IIntentSender or Intent may be queued at a time. Most recent one wins.
		IIntentSender mQueuedPendingIntent;
		@@ -254,6 +255,25 @@ public class ActivityView extends ViewGroup {
		}
		}

		/**
		* Set the callback to use to report certain state changes.
		* @param callback The callback to report events to.
		*
		* @see ActivityViewCallback
		*/
		public void setCallback(ActivityViewCallback callback) {
		mActivityViewCallback = callback;
		}

		public static abstract class ActivityViewCallback {
		/**
		* Called when all activities in the ActivityView have completed and been removed. Register
		* using {@link ActivityView#setCallback(ActivityViewCallback)}. Each ActivityView may
		* have at most one callback registered.
		*/
		public abstract void onAllActivitiesComplete(ActivityView view);
		}

		private class ActivityViewSurfaceTextureListener implements SurfaceTextureListener {
		@Override
		public void onSurfaceTextureAvailable(SurfaceTexture surfaceTexture, int width,
		@@ -313,6 +333,22 @@ public class ActivityView extends ViewGroup {
		if (DEBUG) Log.v(TAG, "setVisible(): container=" + container + " visible=" + visible +
		" ActivityView=" + mActivityViewWeakReference.get());
		}

		@Override
		public void onAllActivitiesComplete(IBinder container) {
		final ActivityView activityView = mActivityViewWeakReference.get();
		if (activityView != null) {
		final ActivityViewCallback callback = activityView.mActivityViewCallback;
		if (callback != null) {
		activityView.post(new Runnable() {
		@Override
		public void run() {
		callback.onAllActivitiesComplete(activityView);
		}
		});
		}
		}
		}
		}

		private static class ActivityContainerWrapper {

core/java/android/app/IActivityContainerCallback.aidl

+1 −0

Original line number	Diff line number	Diff line
		@@ -21,4 +21,5 @@ import android.os.IBinder;
		/** @hide */
		interface IActivityContainerCallback {
		oneway void setVisible(IBinder container, boolean visible);
		oneway void onAllActivitiesComplete(IBinder container);
		}

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

+1 −0

Original line number	Diff line number	Diff line
		@@ -3673,6 +3673,7 @@ final class ActivityStack {
		mStacks.remove(this);
		mStacks.add(0, this);
		}
		mActivityContainer.onTaskListEmpty();
		}
		}

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

+23 −6

Original line number	Diff line number	Diff line
		@@ -126,6 +126,7 @@ public final class ActivityStackSupervisor implements DisplayListener {
		static final int HANDLE_DISPLAY_CHANGED = FIRST_SUPERVISOR_STACK_MSG + 6;
		static final int HANDLE_DISPLAY_REMOVED = FIRST_SUPERVISOR_STACK_MSG + 7;
		static final int CONTAINER_CALLBACK_VISIBILITY = FIRST_SUPERVISOR_STACK_MSG + 8;
		static final int CONTAINER_CALLBACK_TASK_LIST_EMPTY = FIRST_SUPERVISOR_STACK_MSG + 9;

		private final static String VIRTUAL_DISPLAY_BASE_NAME = "ActivityViewVirtualDisplay";

		@@ -2931,12 +2932,24 @@ public final class ActivityStackSupervisor implements DisplayListener {
		} break;
		case CONTAINER_CALLBACK_VISIBILITY: {
		final ActivityContainer container = (ActivityContainer) msg.obj;
		final IActivityContainerCallback callback = container.mCallback;
		if (callback != null) {
		try {
		// We only send this message if mCallback is non-null.
		container.mCallback.setVisible(container.asBinder(), msg.arg1 == 1);
		callback.setVisible(container.asBinder(), msg.arg1 == 1);
		} catch (RemoteException e) {
		}
		}
		} break;
		case CONTAINER_CALLBACK_TASK_LIST_EMPTY: {
		final ActivityContainer container = (ActivityContainer) msg.obj;
		final IActivityContainerCallback callback = container.mCallback;
		if (callback != null) {
		try {
		callback.onAllActivitiesComplete(container.asBinder());
		} catch (RemoteException e) {
		}
		}
		} break;
		}
		}
		}
		@@ -3141,6 +3154,10 @@ public final class ActivityStackSupervisor implements DisplayListener {
		return true;
		}

		void onTaskListEmpty() {
		mHandler.obtainMessage(CONTAINER_CALLBACK_TASK_LIST_EMPTY, this).sendToTarget();
		}

		@Override
		public String toString() {
		return mIdString + (mActivityDisplay == null ? "N" : "A");