Register remote animation per Task (add68184) · Commits · e / os / android_frameworks_base

core/java/android/window/ITaskFragmentOrganizerController.aidl

+3 −3

Original line number	Diff line number	Diff line
		@@ -35,15 +35,15 @@ interface ITaskFragmentOrganizerController {
		/**
		* Registers remote animations per transition type for the organizer. It will override the
		* animations if the transition only contains windows that belong to the organized
		* TaskFragments.
		* TaskFragments in the given Task.
		*/
		void registerRemoteAnimations(in ITaskFragmentOrganizer organizer,
		void registerRemoteAnimations(in ITaskFragmentOrganizer organizer, int taskId,
		in RemoteAnimationDefinition definition);

		/**
		* Unregisters remote animations per transition type for the organizer.
		*/
		void unregisterRemoteAnimations(in ITaskFragmentOrganizer organizer);
		void unregisterRemoteAnimations(in ITaskFragmentOrganizer organizer, int taskId);

		/**
		* Checks if an activity organized by a {@link android.window.TaskFragmentOrganizer} and

core/java/android/window/TaskFragmentOrganizer.java

+8 −5

Original line number	Diff line number	Diff line
		@@ -94,13 +94,16 @@ public class TaskFragmentOrganizer extends WindowOrganizer {
		/**
		* Registers remote animations per transition type for the organizer. It will override the
		* animations if the transition only contains windows that belong to the organized
		* TaskFragments.
		* TaskFragments in the given Task.
		*
		* @param taskId overrides if the transition only contains windows belonging to this Task.
		* @hide
		*/
		@CallSuper
		public void registerRemoteAnimations(@NonNull RemoteAnimationDefinition definition) {
		public void registerRemoteAnimations(int taskId,
		@NonNull RemoteAnimationDefinition definition) {
		try {
		getController().registerRemoteAnimations(mInterface, definition);
		getController().registerRemoteAnimations(mInterface, taskId, definition);
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}
		@@ -111,9 +114,9 @@ public class TaskFragmentOrganizer extends WindowOrganizer {
		* @hide
		*/
		@CallSuper
		public void unregisterRemoteAnimations() {
		public void unregisterRemoteAnimations(int taskId) {
		try {
		getController().unregisterRemoteAnimations(mInterface);
		getController().unregisterRemoteAnimations(mInterface, taskId);
		} catch (RemoteException e) {
		throw e.rethrowFromSystemServer();
		}

libs/WindowManager/Jetpack/src/androidx/window/extensions/embedding/JetpackTaskFragmentOrganizer.java

+14 −7

Original line number	Diff line number	Diff line
		@@ -35,6 +35,8 @@ import android.window.WindowContainerTransaction;
		import androidx.annotation.NonNull;
		import androidx.annotation.Nullable;

		import com.android.internal.annotations.VisibleForTesting;

		import java.util.Map;
		import java.util.concurrent.Executor;

		@@ -56,7 +58,8 @@ class JetpackTaskFragmentOrganizer extends TaskFragmentOrganizer {
		final Map<IBinder, Configuration> mFragmentParentConfigs = new ArrayMap<>();

		private final TaskFragmentCallback mCallback;
		private TaskFragmentAnimationController mAnimationController;
		@VisibleForTesting
		TaskFragmentAnimationController mAnimationController;

		/**
		* Callback that notifies the controller about changes to task fragments.
		@@ -80,21 +83,25 @@ class JetpackTaskFragmentOrganizer extends TaskFragmentOrganizer {

		@Override
		public void unregisterOrganizer() {
		stopOverrideSplitAnimation();
		if (mAnimationController != null) {
		mAnimationController.unregisterAllRemoteAnimations();
		mAnimationController = null;
		}
		super.unregisterOrganizer();
		}

		void startOverrideSplitAnimation() {
		/** Overrides the animation if the transition is on the given Task. */
		void startOverrideSplitAnimation(int taskId) {
		if (mAnimationController == null) {
		mAnimationController = new TaskFragmentAnimationController(this);
		}
		mAnimationController.registerRemoteAnimations();
		mAnimationController.registerRemoteAnimations(taskId);
		}

		void stopOverrideSplitAnimation() {
		/** No longer overrides the animation if the transition is on the given Task. */
		void stopOverrideSplitAnimation(int taskId) {
		if (mAnimationController != null) {
		mAnimationController.unregisterRemoteAnimations();
		mAnimationController.unregisterRemoteAnimations(taskId);
		}
		}

libs/WindowManager/Jetpack/src/androidx/window/extensions/embedding/SplitController.java

+73 −41

Original line number	Diff line number	Diff line
		@@ -37,6 +37,7 @@ import android.os.Bundle;
		import android.os.Handler;
		import android.os.IBinder;
		import android.os.Looper;
		import android.util.ArraySet;
		import android.util.SparseArray;
		import android.window.TaskFragmentInfo;
		import android.window.WindowContainerTransaction;
		@@ -75,10 +76,6 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen
		private Consumer<List<SplitInfo>> mEmbeddingCallback;
		private final List<SplitInfo> mLastReportedSplitStates = new ArrayList<>();

		// We currently only support split activity embedding within the one root Task.
		// TODO(b/207720388): move to TaskContainer
		private final Rect mParentBounds = new Rect();

		public SplitController() {
		mPresenter = new SplitPresenter(new MainThreadExecutor(), this);
		ActivityThread activityThread = ActivityThread.currentActivityThread();
		@@ -95,7 +92,9 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen
		public void setEmbeddingRules(@NonNull Set<EmbeddingRule> rules) {
		mSplitRules.clear();
		mSplitRules.addAll(rules);
		updateAnimationOverride();
		for (int i = mTaskContainers.size() - 1; i >= 0; i--) {
		updateAnimationOverride(mTaskContainers.keyAt(i));
		}
		}

		@NonNull
		@@ -163,38 +162,49 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen

		@Override
		public void onTaskFragmentVanished(@NonNull TaskFragmentInfo taskFragmentInfo) {
		TaskFragmentContainer container = getContainer(taskFragmentInfo.getFragmentToken());
		if (container == null) {
		return;
		}

		final TaskFragmentContainer container = getContainer(taskFragmentInfo.getFragmentToken());
		if (container != null) {
		// Cleanup if the TaskFragment vanished is not requested by the organizer.
		mPresenter.cleanupContainer(container, true /* shouldFinishDependent */);
		updateCallbackIfNecessary();
		}
		cleanupTaskFragment(taskFragmentInfo.getFragmentToken());
		}

		@Override
		public void onTaskFragmentParentInfoChanged(@NonNull IBinder fragmentToken,
		@NonNull Configuration parentConfig) {
		onParentBoundsMayChange(parentConfig.windowConfiguration.getBounds());
		TaskFragmentContainer container = getContainer(fragmentToken);
		if (container != null) {
		onTaskBoundsMayChange(container.getTaskId(),
		parentConfig.windowConfiguration.getBounds());
		mPresenter.updateContainer(container);
		updateCallbackIfNecessary();
		}
		}

		private void onParentBoundsMayChange(Activity activity) {
		if (activity.isFinishing()) {
		/** Called on receiving {@link #onTaskFragmentVanished(TaskFragmentInfo)} for cleanup. */
		private void cleanupTaskFragment(@NonNull IBinder taskFragmentToken) {
		for (int i = mTaskContainers.size() - 1; i >= 0; i--) {
		final TaskContainer taskContainer = mTaskContainers.valueAt(i);
		if (!taskContainer.mFinishedContainer.remove(taskFragmentToken)) {
		continue;
		}
		if (taskContainer.isEmpty()) {
		// Cleanup the TaskContainer if it becomes empty.
		mPresenter.stopOverrideSplitAnimation(taskContainer.mTaskId);
		mTaskContainers.remove(taskContainer.mTaskId);
		}
		return;
		}

		onParentBoundsMayChange(mPresenter.getParentContainerBounds(activity));
		}

		private void onParentBoundsMayChange(Rect parentBounds) {
		if (!parentBounds.isEmpty() && !mParentBounds.equals(parentBounds)) {
		mParentBounds.set(parentBounds);
		updateAnimationOverride();
		private void onTaskBoundsMayChange(int taskId, @NonNull Rect taskBounds) {
		final TaskContainer taskContainer = mTaskContainers.get(taskId);
		if (taskContainer != null && !taskBounds.isEmpty()
		&& !taskContainer.mTaskBounds.equals(taskBounds)) {
		taskContainer.mTaskBounds.set(taskBounds);
		updateAnimationOverride(taskId);
		}
		}

		@@ -202,9 +212,10 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen
		* Updates if we should override transition animation. We only want to override if the Task
		* bounds is large enough for at least one split rule.
		*/
		private void updateAnimationOverride() {
		if (mParentBounds.isEmpty()) {
		// We don't know about the parent bounds yet.
		private void updateAnimationOverride(int taskId) {
		final TaskContainer taskContainer = mTaskContainers.get(taskId);
		if (taskContainer == null \|\| !taskContainer.isTaskBoundsInitialized()) {
		// We don't know about the Task bounds yet.
		return;
		}

		@@ -214,7 +225,7 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen
		if (!(rule instanceof SplitRule)) {
		continue;
		}
		if (mPresenter.shouldShowSideBySide(mParentBounds, (SplitRule) rule)) {
		if (mPresenter.shouldShowSideBySide(taskContainer.mTaskBounds, (SplitRule) rule)) {
		supportSplit = true;
		break;
		}
		@@ -222,9 +233,9 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen

		// We only want to override if it supports split.
		if (supportSplit) {
		mPresenter.startOverrideSplitAnimation();
		mPresenter.startOverrideSplitAnimation(taskId);
		} else {
		mPresenter.stopOverrideSplitAnimation();
		mPresenter.stopOverrideSplitAnimation(taskId);
		}
		}

		@@ -243,11 +254,6 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen
		final TaskFragmentContainer currentContainer = getContainerWithActivity(
		launchedActivity.getActivityToken());

		if (currentContainer == null) {
		// Initial check before any TaskFragment is created.
		onParentBoundsMayChange(launchedActivity);
		}

		// Check if the activity is configured to always be expanded.
		if (shouldExpand(launchedActivity, null, splitRules)) {
		if (shouldContainerBeExpanded(currentContainer)) {
		@@ -326,8 +332,6 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen
		// onTaskFragmentParentInfoChanged
		return;
		}
		// The bounds of the container may have been changed.
		onParentBoundsMayChange(activity);

		// Check if activity requires a placeholder
		launchPlaceholderIfNecessary(activity);
		@@ -357,9 +361,14 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen
		TaskFragmentContainer newContainer(@Nullable Activity activity, int taskId) {
		final TaskFragmentContainer container = new TaskFragmentContainer(activity, taskId);
		if (!mTaskContainers.contains(taskId)) {
		mTaskContainers.put(taskId, new TaskContainer());
		mTaskContainers.put(taskId, new TaskContainer(taskId));
		}
		final TaskContainer taskContainer = mTaskContainers.get(taskId);
		taskContainer.mContainers.add(container);
		if (activity != null && !taskContainer.isTaskBoundsInitialized()) {
		// Initial check before any TaskFragment has appeared.
		onTaskBoundsMayChange(taskId, SplitPresenter.getTaskBoundsFromActivity(activity));
		}
		mTaskContainers.get(taskId).mContainers.add(container);
		return container;
		}

		@@ -391,11 +400,11 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen
		return;
		}
		taskContainer.mContainers.remove(container);
		if (taskContainer.mContainers.isEmpty()) {
		mTaskContainers.remove(taskId);
		// No more TaskFragment in this Task, so no need to check split container.
		return;
		}
		// Marked as a pending removal which will be removed after it is actually removed on the
		// server side (#onTaskFragmentVanished).
		// In this way, we can keep track of the Task bounds until we no longer have any
		// TaskFragment there.
		taskContainer.mFinishedContainer.add(container.getTaskFragmentToken());

		final List<SplitContainer> containersToRemove = new ArrayList<>();
		for (SplitContainer splitContainer : taskContainer.mSplitContainers) {
		@@ -1035,7 +1044,30 @@ public class SplitController implements JetpackTaskFragmentOrganizer.TaskFragmen
		/** Represents TaskFragments and split pairs below a Task. */
		@VisibleForTesting
		static class TaskContainer {
		/** The unique task id. */
		final int mTaskId;
		/** Active TaskFragments in this Task. */
		final List<TaskFragmentContainer> mContainers = new ArrayList<>();
		/** Active split pairs in this Task. */
		final List<SplitContainer> mSplitContainers = new ArrayList<>();
		/**
		* TaskFragments that the organizer has requested to be closed. They should be removed when
		* the organizer receives {@link #onTaskFragmentVanished(TaskFragmentInfo)} event for them.
		*/
		final Set<IBinder> mFinishedContainer = new ArraySet<>();
		/** Available window bounds of this Task. */
		final Rect mTaskBounds = new Rect();

		TaskContainer(int taskId) {
		mTaskId = taskId;
		}

		boolean isEmpty() {
		return mContainers.isEmpty() && mFinishedContainer.isEmpty();
		}

		boolean isTaskBoundsInitialized() {
		return !mTaskBounds.isEmpty();
		}
		}
		}

libs/WindowManager/Jetpack/src/androidx/window/extensions/embedding/SplitPresenter.java

+5 −1

Original line number	Diff line number	Diff line
		@@ -419,7 +419,11 @@ class SplitPresenter extends JetpackTaskFragmentOrganizer {
		}
		}

		// TODO(b/190433398): Check if the client-side available info about parent bounds is enough.
		return getTaskBoundsFromActivity(activity);
		}

		@NonNull
		static Rect getTaskBoundsFromActivity(@NonNull Activity activity) {
		if (!activity.isInMultiWindowMode()) {
		// In fullscreen mode the max bounds should correspond to the task bounds.
		return activity.getResources().getConfiguration().windowConfiguration.getMaxBounds();