Merge "Adjust caption observer for desktop transition" into tm-qpr-dev (556ecc8d) · Commits · e / os / android_frameworks_base

libs/WindowManager/Shell/src/com/android/wm/shell/freeform/FreeformTaskListener.java

+9 −2

Original line number	Diff line number	Diff line
		@@ -191,15 +191,19 @@ public class FreeformTaskListener<T extends AutoCloseable>
		*
		* @param change the change of this task transition that needs to have the task layer as the
		* leash
		* @return {@code true} if it adopts the window decoration; {@code false} otherwise
		* @return {@code true} if it creates the window decoration; {@code false} otherwise
		*/
		void createWindowDecoration(
		boolean createWindowDecoration(
		TransitionInfo.Change change,
		SurfaceControl.Transaction startT,
		SurfaceControl.Transaction finishT) {
		final State<T> state = createOrUpdateTaskState(change.getTaskInfo(), change.getLeash());
		if (state.mWindowDecoration != null) {
		return false;
		}
		state.mWindowDecoration = mWindowDecorationViewModel.createWindowDecoration(
		state.mTaskInfo, state.mLeash, startT, finishT);
		return true;
		}

		/**
		@@ -222,6 +226,9 @@ public class FreeformTaskListener<T extends AutoCloseable>
		windowDecor =
		mWindowDecorOfVanishedTasks.removeReturnOld(taskInfo.taskId);
		}
		if (windowDecor == null) {
		return null;
		}
		mWindowDecorationViewModel.setupWindowDecorationForTransition(
		taskInfo, startT, finishT, windowDecor);
		return windowDecor;

libs/WindowManager/Shell/src/com/android/wm/shell/freeform/FreeformTaskTransitionObserver.java

+31 −8

Original line number	Diff line number	Diff line
		@@ -26,6 +26,7 @@ import android.util.Log;
		import android.view.SurfaceControl;
		import android.view.WindowManager;
		import android.window.TransitionInfo;
		import android.window.WindowContainerToken;

		import androidx.annotation.NonNull;
		import androidx.annotation.VisibleForTesting;
		@@ -80,6 +81,7 @@ public class FreeformTaskTransitionObserver implements Transitions.TransitionObs
		@NonNull SurfaceControl.Transaction startT,
		@NonNull SurfaceControl.Transaction finishT) {
		final ArrayList<AutoCloseable> windowDecors = new ArrayList<>();
		final ArrayList<WindowContainerToken> taskParents = new ArrayList<>();
		for (TransitionInfo.Change change : info.getChanges()) {
		if ((change.getFlags() & TransitionInfo.FLAG_IS_WALLPAPER) != 0) {
		continue;
		@@ -89,9 +91,22 @@ public class FreeformTaskTransitionObserver implements Transitions.TransitionObs
		if (taskInfo == null \|\| taskInfo.taskId == -1) {
		continue;
		}
		// Filter out non-leaf tasks. Freeform/fullscreen don't nest tasks, but split-screen
		// does, so this prevents adding duplicate captions in that scenario.
		if (change.getParent() != null
		&& info.getChange(change.getParent()).getTaskInfo() != null) {
		// This logic relies on 2 assumptions: 1 is that child tasks will be visited before
		// parents (due to how z-order works). 2 is that no non-tasks are interleaved
		// between tasks (hierarchically).
		taskParents.add(change.getContainer());
		}
		if (taskParents.contains(change.getContainer())) {
		continue;
		}

		switch (change.getMode()) {
		case WindowManager.TRANSIT_OPEN:
		case WindowManager.TRANSIT_TO_FRONT:
		onOpenTransitionReady(change, startT, finishT);
		break;
		case WindowManager.TRANSIT_CLOSE: {
		@@ -154,20 +169,28 @@ public class FreeformTaskTransitionObserver implements Transitions.TransitionObs

		boolean adopted = false;
		final ActivityManager.RunningTaskInfo taskInfo = change.getTaskInfo();
		if (type == Transitions.TRANSIT_MAXIMIZE
		&& taskInfo.getWindowingMode() == WINDOWING_MODE_FULLSCREEN) {
		if (taskInfo.getWindowingMode() == WINDOWING_MODE_FULLSCREEN) {
		windowDecor = mFreeformTaskListener.giveWindowDecoration(
		change.getTaskInfo(), startT, finishT);
		if (windowDecor != null) {
		adopted = mFullscreenTaskListener.adoptWindowDecoration(
		change, startT, finishT, windowDecor);
		} else {
		// will return false if it already has the window decor.
		adopted = mFullscreenTaskListener.createWindowDecoration(change, startT, finishT);
		}
		}

		if (type == Transitions.TRANSIT_RESTORE_FROM_MAXIMIZE
		&& taskInfo.getWindowingMode() == WINDOWING_MODE_FREEFORM) {
		if (taskInfo.getWindowingMode() == WINDOWING_MODE_FREEFORM) {
		windowDecor = mFullscreenTaskListener.giveWindowDecoration(
		change.getTaskInfo(), startT, finishT);
		if (windowDecor != null) {
		adopted = mFreeformTaskListener.adoptWindowDecoration(
		change, startT, finishT, windowDecor);
		} else {
		// will return false if it already has the window decor.
		adopted = mFreeformTaskListener.createWindowDecoration(change, startT, finishT);
		}
		}

		if (!adopted) {

libs/WindowManager/Shell/src/com/android/wm/shell/fullscreen/FullscreenTaskListener.java

+9 −2

Original line number	Diff line number	Diff line
		@@ -173,16 +173,23 @@ public class FullscreenTaskListener<T extends AutoCloseable>
		*
		* @param change the change of this task transition that needs to have the task layer as the
		* leash
		* @return {@code true} if a decoration was actually created.
		*/
		public void createWindowDecoration(TransitionInfo.Change change,
		public boolean createWindowDecoration(TransitionInfo.Change change,
		SurfaceControl.Transaction startT, SurfaceControl.Transaction finishT) {
		final State<T> state = createOrUpdateTaskState(change.getTaskInfo(), change.getLeash());
		if (!mWindowDecorViewModelOptional.isPresent()) return;
		if (!mWindowDecorViewModelOptional.isPresent()) return false;
		if (state.mWindowDecoration != null) {
		// Already has a decoration.
		return false;
		}
		T newWindowDecor = mWindowDecorViewModelOptional.get().createWindowDecoration(
		state.mTaskInfo, state.mLeash, startT, finishT);
		if (newWindowDecor != null) {
		state.mWindowDecoration = newWindowDecor;
		return true;
		}
		return false;
		}

		/**