Remove obsolete desktop stashing for Desktop Windowing. (39603ddf) · Commits · e / os / android_frameworks_base

libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopModeStatus.java

+0 −17

Original line number	Diff line number	Diff line
		@@ -41,15 +41,6 @@ public class DesktopModeStatus {
		public static final boolean IS_DISPLAY_CHANGE_ENABLED = SystemProperties.getBoolean(
		"persist.wm.debug.desktop_change_display", false);


		/**
		* Flag to indicate that desktop stashing is enabled.
		* When enabled, swiping home from desktop stashes the open apps. Next app that launches,
		* will be added to the desktop.
		*/
		private static final boolean IS_STASHING_ENABLED = SystemProperties.getBoolean(
		"persist.wm.debug.desktop_stashing", false);

		/**
		* Flag to indicate whether to apply shadows to windows in desktop mode.
		*/
		@@ -108,14 +99,6 @@ public class DesktopModeStatus {
		return IS_VEILED_RESIZE_ENABLED;
		}

		/**
		* Return {@code true} if desktop task stashing is enabled when going home.
		* Allows users to use home screen to add tasks to desktop.
		*/
		public static boolean isStashingEnabled() {
		return IS_STASHING_ENABLED;
		}

		/**
		* Return whether to use window shadows.
		*

libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopModeTaskRepository.kt

+0 −31

Original line number	Diff line number	Diff line
		@@ -48,7 +48,6 @@ class DesktopModeTaskRepository {
		val activeTasks: ArraySet<Int> = ArraySet(),
		val visibleTasks: ArraySet<Int> = ArraySet(),
		val minimizedTasks: ArraySet<Int> = ArraySet(),
		var stashed: Boolean = false
		)

		// Token of the current wallpaper activity, used to remove it when the last task is removed
		@@ -95,10 +94,8 @@ class DesktopModeTaskRepository {
		visibleTasksListeners[visibleTasksListener] = executor
		displayData.keyIterator().forEach { displayId ->
		val visibleTasksCount = getVisibleTaskCount(displayId)
		val stashed = isStashed(displayId)
		executor.execute {
		visibleTasksListener.onTasksVisibilityChanged(displayId, visibleTasksCount)
		visibleTasksListener.onStashedChanged(displayId, stashed)
		}
		}
		}
		@@ -399,26 +396,6 @@ class DesktopModeTaskRepository {
		}
		}

		/**
		* Update stashed status on display with id [displayId]
		*/
		fun setStashed(displayId: Int, stashed: Boolean) {
		val data = displayData.getOrCreate(displayId)
		val oldValue = data.stashed
		data.stashed = stashed
		if (oldValue != stashed) {
		KtProtoLog.d(
		WM_SHELL_DESKTOP_MODE,
		"DesktopTaskRepo: mark stashed=%b displayId=%d",
		stashed,
		displayId
		)
		visibleTasksListeners.forEach { (listener, executor) ->
		executor.execute { listener.onStashedChanged(displayId, stashed) }
		}
		}
		}

		/**
		* Removes and returns the bounds saved before maximizing the given task.
		*/
		@@ -433,13 +410,6 @@ class DesktopModeTaskRepository {
		boundsBeforeMaximizeByTaskId.set(taskId, Rect(bounds))
		}

		/**
		* Check if display with id [displayId] has desktop tasks stashed
		*/
		fun isStashed(displayId: Int): Boolean {
		return displayData[displayId]?.stashed ?: false
		}

		internal fun dump(pw: PrintWriter, prefix: String) {
		val innerPrefix = "$prefix "
		pw.println("${prefix}DesktopModeTaskRepository")
		@@ -455,7 +425,6 @@ class DesktopModeTaskRepository {
		pw.println("${prefix}Display $displayId:")
		pw.println("${innerPrefix}activeTasks=${data.activeTasks.toDumpString()}")
		pw.println("${innerPrefix}visibleTasks=${data.visibleTasks.toDumpString()}")
		pw.println("${innerPrefix}stashed=${data.stashed}")
		}
		}

libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt

+15 −67

Original line number	Diff line number	Diff line
		@@ -240,34 +240,6 @@ class DesktopTasksController(
		}
		}

		/**
		* Stash desktop tasks on display with id [displayId].
		*
		* When desktop tasks are stashed, launcher home screen icons are fully visible. New apps
		* launched in this state will be added to the desktop. Existing desktop tasks will be brought
		* back to front during the launch.
		*/
		fun stashDesktopApps(displayId: Int) {
		if (DesktopModeStatus.isStashingEnabled()) {
		KtProtoLog.v(WM_SHELL_DESKTOP_MODE, "DesktopTasksController: stashDesktopApps")
		desktopModeTaskRepository.setStashed(displayId, true)
		}
		}

		/**
		* Clear the stashed state for the given display
		*/
		fun hideStashedDesktopApps(displayId: Int) {
		if (DesktopModeStatus.isStashingEnabled()) {
		KtProtoLog.v(
		WM_SHELL_DESKTOP_MODE,
		"DesktopTasksController: hideStashedApps displayId=%d",
		displayId
		)
		desktopModeTaskRepository.setStashed(displayId, false)
		}
		}

		/** Get number of tasks that are marked as visible */
		fun getVisibleTaskCount(displayId: Int): Int {
		return desktopModeTaskRepository.getVisibleTaskCount(displayId)
		@@ -871,8 +843,6 @@ class DesktopTasksController(
		val result = triggerTask?.let { task ->
		when {
		request.type == TRANSIT_TO_BACK -> handleBackNavigation(task)
		// If display has tasks stashed, handle as stashed launch
		task.isStashed -> handleStashedTaskLaunch(task, transition)
		// Check if the task has a top transparent activity
		shouldLaunchAsModal(task) -> handleTransparentTaskLaunch(task)
		// Check if fullscreen task should be updated
		@@ -911,12 +881,8 @@ class DesktopTasksController(
		.forEach { finishTransaction.setCornerRadius(it.leash, cornerRadius) }
		}

		private val TaskInfo.isStashed: Boolean
		get() = desktopModeTaskRepository.isStashed(displayId)

		private fun shouldLaunchAsModal(task: TaskInfo): Boolean {
		return Flags.enableDesktopWindowingModalsPolicy() && isSingleTopActivityTranslucent(task)
		}
		private fun shouldLaunchAsModal(task: TaskInfo) =
		Flags.enableDesktopWindowingModalsPolicy() && isSingleTopActivityTranslucent(task)

		private fun shouldRemoveWallpaper(request: TransitionRequestInfo): Boolean {
		return Flags.enableDesktopWindowingWallpaperActivity() &&
		@@ -976,24 +942,6 @@ class DesktopTasksController(
		return null
		}

		private fun handleStashedTaskLaunch(
		task: RunningTaskInfo,
		transition: IBinder
		): WindowContainerTransaction {
		KtProtoLog.d(
		WM_SHELL_DESKTOP_MODE,
		"DesktopTasksController: launch apps with stashed on transition taskId=%d",
		task.taskId
		)
		val wct = WindowContainerTransaction()
		val taskToMinimize =
		bringDesktopAppsToFrontBeforeShowingNewTask(task.displayId, wct, task.taskId)
		addMoveToDesktopChanges(wct, task)
		desktopModeTaskRepository.setStashed(task.displayId, false)
		addPendingMinimizeTransition(transition, taskToMinimize)
		return wct
		}

		// Always launch transparent tasks in fullscreen.
		private fun handleTransparentTaskLaunch(task: RunningTaskInfo): WindowContainerTransaction? {
		// Already fullscreen, no-op.
		@@ -1467,25 +1415,25 @@ class DesktopTasksController(
		) { c -> c.showDesktopApps(displayId, remoteTransition) }
		}

		override fun stashDesktopApps(displayId: Int) {
		override fun showDesktopApp(taskId: Int) {
		ExecutorUtils.executeRemoteCallWithTaskPermission(
		controller,
		"stashDesktopApps"
		) { c -> c.stashDesktopApps(displayId) }
		"showDesktopApp"
		) { c -> c.moveTaskToFront(taskId) }
		}

		override fun hideStashedDesktopApps(displayId: Int) {
		ExecutorUtils.executeRemoteCallWithTaskPermission(
		controller,
		"hideStashedDesktopApps"
		) { c -> c.hideStashedDesktopApps(displayId) }
		override fun stashDesktopApps(displayId: Int) {
		KtProtoLog.w(
		WM_SHELL_DESKTOP_MODE,
		"IDesktopModeImpl: stashDesktopApps is deprecated"
		)
		}

		override fun showDesktopApp(taskId: Int) {
		ExecutorUtils.executeRemoteCallWithTaskPermission(
		controller,
		"showDesktopApp"
		) { c -> c.moveTaskToFront(taskId) }
		override fun hideStashedDesktopApps(displayId: Int) {
		KtProtoLog.w(
		WM_SHELL_DESKTOP_MODE,
		"IDesktopModeImpl: hideStashedDesktopApps is deprecated"
		)
		}

		override fun getVisibleTaskCount(displayId: Int): Int {

libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/IDesktopMode.aidl

+2 −2

Original line number	Diff line number	Diff line
		@@ -28,10 +28,10 @@ interface IDesktopMode {
		/** Show apps on the desktop on the given display */
		void showDesktopApps(int displayId, in RemoteTransition remoteTransition);

		/** Stash apps on the desktop to allow launching another app from home screen */
		/** @deprecated use {@link #showDesktopApps} instead. */
		void stashDesktopApps(int displayId);

		/** Hide apps that may be stashed */
		/** @deprecated this is no longer supported. */
		void hideStashedDesktopApps(int displayId);

		/** Bring task with the given id to front */

libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/desktopmode/DesktopModeTaskRepositoryTest.kt

+0 −91

Original line number	Diff line number	Diff line
		@@ -181,18 +181,6 @@ class DesktopModeTaskRepositoryTest : ShellTestCase() {
		assertThat(listener.visibleChangesOnDefaultDisplay).isEqualTo(1)
		}

		@Test
		fun addListener_notifiesStashed() {
		repo.setStashed(DEFAULT_DISPLAY, true)
		val listener = TestVisibilityListener()
		val executor = TestShellExecutor()
		repo.addVisibleTasksListener(listener, executor)
		executor.flushAll()

		assertThat(listener.stashedOnDefaultDisplay).isTrue()
		assertThat(listener.stashedChangesOnDefaultDisplay).isEqualTo(1)
		}

		@Test
		fun addListener_tasksOnDifferentDisplay_doesNotNotify() {
		repo.updateVisibleFreeformTasks(SECOND_DISPLAY, taskId = 1, visible = true)
		@@ -399,65 +387,6 @@ class DesktopModeTaskRepositoryTest : ShellTestCase() {
		assertThat(tasks.first()).isEqualTo(6)
		}

		@Test
		fun setStashed_stateIsUpdatedForTheDisplay() {
		repo.setStashed(DEFAULT_DISPLAY, true)
		assertThat(repo.isStashed(DEFAULT_DISPLAY)).isTrue()
		assertThat(repo.isStashed(SECOND_DISPLAY)).isFalse()

		repo.setStashed(DEFAULT_DISPLAY, false)
		assertThat(repo.isStashed(DEFAULT_DISPLAY)).isFalse()
		}

		@Test
		fun setStashed_notifyListener() {
		val listener = TestVisibilityListener()
		val executor = TestShellExecutor()
		repo.addVisibleTasksListener(listener, executor)
		repo.setStashed(DEFAULT_DISPLAY, true)
		executor.flushAll()
		assertThat(listener.stashedOnDefaultDisplay).isTrue()
		assertThat(listener.stashedChangesOnDefaultDisplay).isEqualTo(1)

		repo.setStashed(DEFAULT_DISPLAY, false)
		executor.flushAll()
		assertThat(listener.stashedOnDefaultDisplay).isFalse()
		assertThat(listener.stashedChangesOnDefaultDisplay).isEqualTo(2)
		}

		@Test
		fun setStashed_secondCallDoesNotNotify() {
		val listener = TestVisibilityListener()
		val executor = TestShellExecutor()
		repo.addVisibleTasksListener(listener, executor)
		repo.setStashed(DEFAULT_DISPLAY, true)
		repo.setStashed(DEFAULT_DISPLAY, true)
		executor.flushAll()
		assertThat(listener.stashedChangesOnDefaultDisplay).isEqualTo(1)
		}

		@Test
		fun setStashed_tracksPerDisplay() {
		val listener = TestVisibilityListener()
		val executor = TestShellExecutor()
		repo.addVisibleTasksListener(listener, executor)

		repo.setStashed(DEFAULT_DISPLAY, true)
		executor.flushAll()
		assertThat(listener.stashedOnDefaultDisplay).isTrue()
		assertThat(listener.stashedOnSecondaryDisplay).isFalse()

		repo.setStashed(SECOND_DISPLAY, true)
		executor.flushAll()
		assertThat(listener.stashedOnDefaultDisplay).isTrue()
		assertThat(listener.stashedOnSecondaryDisplay).isTrue()

		repo.setStashed(DEFAULT_DISPLAY, false)
		executor.flushAll()
		assertThat(listener.stashedOnDefaultDisplay).isFalse()
		assertThat(listener.stashedOnSecondaryDisplay).isTrue()
		}

		@Test
		fun removeFreeformTask_removesTaskBoundsBeforeMaximize() {
		val taskId = 1
		@@ -598,12 +527,6 @@ class DesktopModeTaskRepositoryTest : ShellTestCase() {
		var visibleChangesOnDefaultDisplay = 0
		var visibleChangesOnSecondaryDisplay = 0

		var stashedOnDefaultDisplay = false
		var stashedOnSecondaryDisplay = false

		var stashedChangesOnDefaultDisplay = 0
		var stashedChangesOnSecondaryDisplay = 0

		override fun onTasksVisibilityChanged(displayId: Int, visibleTasksCount: Int) {
		when (displayId) {
		DEFAULT_DISPLAY -> {
		@@ -617,20 +540,6 @@ class DesktopModeTaskRepositoryTest : ShellTestCase() {
		else -> fail("Visible task listener received unexpected display id: $displayId")
		}
		}

		override fun onStashedChanged(displayId: Int, stashed: Boolean) {
		when (displayId) {
		DEFAULT_DISPLAY -> {
		stashedOnDefaultDisplay = stashed
		stashedChangesOnDefaultDisplay++
		}
		SECOND_DISPLAY -> {
		stashedOnSecondaryDisplay = stashed
		stashedChangesOnDefaultDisplay++
		}
		else -> fail("Visible task listener received unexpected display id: $displayId")
		}
		}
		}

		companion object {