Handle Desktop app launches from Taskbar/AllApps icon clicks.

- Provide both launch and minimize animations from
  DesktopAppLaunchTransition
- Add support to TaskbarRecentAppsController to check whether an app is
  visible vs. minimized vs. not showing at all in Desktop Mode
- Use DesktopAppLaunchTransition when clicking a Taskbar/AllApps app
  icon (when in Desktop Mode and the app is not visible) to animate the
  app launch
- The animation / transition is passed to Shell through ActivityOptions

Note: this CL does not add animations for launching managed/work
profile apps. That will be handled in b/376819104.

Test: launch apps in Desktop from Taskbar/AllApps
Bug: 327428659
Flag: com.android.window.flags.enable_desktop_app_launch_transitions
Change-Id: I44be96b9c53718b2082d2f630e1921356785fc4b
diff --git a/quickstep/src/com/android/launcher3/desktop/DesktopAppLaunchTransition.kt b/quickstep/src/com/android/launcher3/desktop/DesktopAppLaunchTransition.kt
index 6916a1d..e160f82 100644
--- a/quickstep/src/com/android/launcher3/desktop/DesktopAppLaunchTransition.kt
+++ b/quickstep/src/com/android/launcher3/desktop/DesktopAppLaunchTransition.kt
@@ -20,6 +20,7 @@
 import android.animation.AnimatorSet
 import android.animation.ValueAnimator
 import android.content.Context
+import android.graphics.Rect
 import android.os.IBinder
 import android.view.SurfaceControl.Transaction
 import android.view.WindowManager.TRANSIT_OPEN
@@ -31,6 +32,7 @@
 import android.window.TransitionInfo.Change
 import androidx.core.animation.addListener
 import com.android.app.animation.Interpolators
+import com.android.internal.policy.ScreenDecorationsUtils
 import com.android.quickstep.RemoteRunnable
 import com.android.wm.shell.shared.animation.MinimizeAnimator
 import com.android.wm.shell.shared.animation.WindowAnimator
@@ -43,8 +45,19 @@
  * ([android.view.WindowManager.TRANSIT_TO_BACK]) this transition will apply a minimize animation to
  * that window.
  */
-class DesktopAppLaunchTransition(private val context: Context, private val mainExecutor: Executor) :
-    RemoteTransitionStub() {
+class DesktopAppLaunchTransition(
+    private val context: Context,
+    private val mainExecutor: Executor,
+    private val launchType: AppLaunchType,
+) : RemoteTransitionStub() {
+
+    enum class AppLaunchType(
+        val boundsAnimationParams: WindowAnimator.BoundsAnimationParams,
+        val alphaDurationMs: Long,
+    ) {
+        LAUNCH(launchBoundsAnimationDef, /* alphaDurationMs= */ 200L),
+        UNMINIMIZE(unminimizeBoundsAnimationDef, /* alphaDurationMs= */ 100L),
+    }
 
     override fun startAnimation(
         token: IBinder,
@@ -105,18 +118,24 @@
         val boundsAnimator =
             WindowAnimator.createBoundsAnimator(
                 context.resources.displayMetrics,
-                launchBoundsAnimationDef,
+                launchType.boundsAnimationParams,
                 change,
                 transaction,
             )
         val alphaAnimator =
             ValueAnimator.ofFloat(0f, 1f).apply {
-                duration = LAUNCH_ANIM_ALPHA_DURATION_MS
+                duration = launchType.alphaDurationMs
                 interpolator = Interpolators.LINEAR
                 addUpdateListener { animation ->
                     transaction.setAlpha(change.leash, animation.animatedValue as Float).apply()
                 }
             }
+        val clipRect = Rect(change.endAbsBounds).apply { offsetTo(0, 0) }
+        transaction.setCrop(change.leash, clipRect)
+        transaction.setCornerRadius(
+            change.leash,
+            ScreenDecorationsUtils.getWindowCornerRadius(context),
+        )
         return AnimatorSet().apply {
             playTogether(boundsAnimator, alphaAnimator)
             addListener(onEnd = { animation -> onAnimFinish(animation) })
@@ -124,13 +143,18 @@
     }
 
     companion object {
-        private val LAUNCH_CHANGE_MODES = intArrayOf(TRANSIT_OPEN, TRANSIT_TO_FRONT)
-
-        private const val LAUNCH_ANIM_ALPHA_DURATION_MS = 100L
-        private const val MINIMIZE_ANIM_ALPHA_DURATION_MS = 100L
+        val LAUNCH_CHANGE_MODES = intArrayOf(TRANSIT_OPEN, TRANSIT_TO_FRONT)
 
         private val launchBoundsAnimationDef =
             WindowAnimator.BoundsAnimationParams(
+                durationMs = 600,
+                startOffsetYDp = 36f,
+                startScale = 0.95f,
+                interpolator = Interpolators.STANDARD_DECELERATE,
+            )
+
+        private val unminimizeBoundsAnimationDef =
+            WindowAnimator.BoundsAnimationParams(
                 durationMs = 300,
                 startOffsetYDp = 12f,
                 startScale = 0.97f,
diff --git a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java
index 5e11601..390112e 100644
--- a/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/KeyboardQuickSwitchViewController.java
@@ -36,6 +36,7 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatorListeners;
 import com.android.launcher3.desktop.DesktopAppLaunchTransition;
+import com.android.launcher3.desktop.DesktopAppLaunchTransition.AppLaunchType;
 import com.android.launcher3.taskbar.overlay.TaskbarOverlayContext;
 import com.android.launcher3.taskbar.overlay.TaskbarOverlayDragLayer;
 import com.android.launcher3.util.DisplayController;
@@ -251,7 +252,8 @@
         ) {
             // This app is being unminimized - use our own transition runner.
             remoteTransition = new RemoteTransition(
-                    new DesktopAppLaunchTransition(context, MAIN_EXECUTOR));
+                    new DesktopAppLaunchTransition(
+                        context, MAIN_EXECUTOR, AppLaunchType.UNMINIMIZE));
         }
         mControllers.taskbarActivityContext.handleGroupTaskLaunch(
                 task,
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 5b9381c..82acc0c 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -59,6 +59,7 @@
 import android.graphics.PixelFormat;
 import android.graphics.Rect;
 import android.hardware.display.DisplayManager;
+import android.os.Bundle;
 import android.os.IRemoteCallback;
 import android.os.Process;
 import android.os.Trace;
@@ -91,6 +92,7 @@
 import com.android.launcher3.apppairs.AppPairIcon;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.desktop.DesktopAppLaunchTransition;
+import com.android.launcher3.desktop.DesktopAppLaunchTransition.AppLaunchType;
 import com.android.launcher3.dot.DotInfo;
 import com.android.launcher3.folder.Folder;
 import com.android.launcher3.folder.FolderIcon;
@@ -862,6 +864,33 @@
         return makeDefaultActivityOptions(SPLASH_SCREEN_STYLE_UNDEFINED);
     }
 
+    private ActivityOptionsWrapper getActivityLaunchDesktopOptions(ItemInfo info) {
+        if (!DesktopModeFlags.ENABLE_DESKTOP_APP_LAUNCH_TRANSITIONS.isTrue()) {
+            return null;
+        }
+        if (!areDesktopTasksVisible()) {
+            return null;
+        }
+        BubbleTextView.RunningAppState appState =
+                mControllers.taskbarRecentAppsController.getDesktopItemState(info);
+        AppLaunchType launchType = null;
+        switch (appState) {
+            case RUNNING:
+                return null;
+            case MINIMIZED:
+                launchType = AppLaunchType.UNMINIMIZE;
+                break;
+            case NOT_RUNNING:
+                launchType = AppLaunchType.LAUNCH;
+                break;
+        }
+        ActivityOptions options = ActivityOptions.makeRemoteTransition(
+                new RemoteTransition(
+                        new DesktopAppLaunchTransition(
+                                /* context= */ this, getMainExecutor(), launchType)));
+        return new ActivityOptionsWrapper(options, new RunnableList());
+    }
+
     /**
      * Sets a new data-source for this taskbar instance
      */
@@ -1402,7 +1431,9 @@
     }
 
     private RemoteTransition createUnminimizeRemoteTransition() {
-        return new RemoteTransition(new DesktopAppLaunchTransition(this, getMainExecutor()));
+        return new RemoteTransition(
+                new DesktopAppLaunchTransition(
+                        this, getMainExecutor(), AppLaunchType.UNMINIMIZE));
     }
 
     /**
@@ -1503,25 +1534,31 @@
                 .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         try {
             TestLogging.recordEvent(TestProtocol.SEQUENCE_MAIN, "start: taskbarAppIcon");
-            if (info.user.equals(Process.myUserHandle())) {
-                // TODO(b/216683257): Use startActivityForResult for search results that require it.
-                if (taskInRecents != null) {
-                    // Re launch instance from recents
-                    ActivityOptionsWrapper opts = getActivityLaunchOptions(null, info);
-                    opts.options.setLaunchDisplayId(
-                            getDisplay() == null ? DEFAULT_DISPLAY : getDisplay().getDisplayId());
-                    if (ActivityManagerWrapper.getInstance()
-                            .startActivityFromRecents(taskInRecents.key, opts.options)) {
-                        mControllers.uiController.getRecentsView()
-                                .addSideTaskLaunchCallback(opts.onEndCallback);
-                        return;
-                    }
-                }
-                startActivity(intent);
-            } else {
+            if (!info.user.equals(Process.myUserHandle())) {
+                // TODO b/376819104: support Desktop launch animations for apps in managed profiles
                 getSystemService(LauncherApps.class).startMainActivity(
                         intent.getComponent(), info.user, intent.getSourceBounds(), null);
+                return;
             }
+            // TODO(b/216683257): Use startActivityForResult for search results that require it.
+            if (taskInRecents != null) {
+                // Re launch instance from recents
+                ActivityOptionsWrapper opts = getActivityLaunchOptions(null, info);
+                opts.options.setLaunchDisplayId(
+                        getDisplay() == null ? DEFAULT_DISPLAY : getDisplay().getDisplayId());
+                if (ActivityManagerWrapper.getInstance()
+                        .startActivityFromRecents(taskInRecents.key, opts.options)) {
+                    mControllers.uiController.getRecentsView()
+                            .addSideTaskLaunchCallback(opts.onEndCallback);
+                    return;
+                }
+            }
+            ActivityOptionsWrapper opts = null;
+            if (areDesktopTasksVisible()) {
+                opts = getActivityLaunchDesktopOptions(info);
+            }
+            Bundle optionsBundle = opts == null ? null : opts.options.toBundle();
+            startActivity(intent, optionsBundle);
         } catch (NullPointerException | ActivityNotFoundException | SecurityException e) {
             Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT)
                     .show();
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.kt
index 7b05043..3d57de4 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.kt
@@ -73,6 +73,33 @@
     var shownTasks: List<GroupTask> = emptyList()
         private set
 
+    /**
+     * Returns the state of the most active Desktop task represented by the given [ItemInfo].
+     *
+     * If there are several tasks represented by the same [ItemInfo] we return the most active one,
+     * i.e. we return [DesktopAppState.RUNNING] over [DesktopAppState.MINIMIZED], and
+     * [DesktopAppState.MINIMIZED] over [DesktopAppState.NOT_RUNNING].
+     */
+    fun getDesktopItemState(itemInfo: ItemInfo?): RunningAppState {
+        val packageName = itemInfo?.getTargetPackage() ?: return RunningAppState.NOT_RUNNING
+        return getDesktopAppState(packageName, itemInfo.user.identifier)
+    }
+
+    private fun getDesktopAppState(packageName: String, userId: Int): RunningAppState {
+        val tasks = desktopTask?.tasks ?: return RunningAppState.NOT_RUNNING
+        val appTasks =
+            tasks.filter { task ->
+                packageName == task.key.packageName && task.key.userId == userId
+            }
+        if (appTasks.find { getRunningAppState(it.key.id) == RunningAppState.RUNNING } != null) {
+            return RunningAppState.RUNNING
+        }
+        if (appTasks.find { getRunningAppState(it.key.id) == RunningAppState.MINIMIZED } != null) {
+            return RunningAppState.MINIMIZED
+        }
+        return RunningAppState.NOT_RUNNING
+    }
+
     /** Get the [RunningAppState] for the given task. */
     fun getRunningAppState(taskId: Int): RunningAppState {
         return when (taskId) {
diff --git a/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt b/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt
index 59413d3..066ddc0 100644
--- a/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt
+++ b/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt
@@ -32,6 +32,7 @@
 import com.android.launcher3.model.data.AppInfo
 import com.android.launcher3.model.data.ItemInfo
 import com.android.launcher3.model.data.TaskItemInfo
+import com.android.launcher3.model.data.WorkspaceItemInfo
 import com.android.quickstep.RecentsModel
 import com.android.quickstep.RecentsModel.RecentTasksChangedListener
 import com.android.quickstep.TaskIconCache
@@ -78,7 +79,9 @@
     private var taskListChangeId: Int = 1
 
     private lateinit var recentAppsController: TaskbarRecentAppsController
-    private lateinit var userHandle: UserHandle
+    private lateinit var myUserHandle: UserHandle
+    private val USER_HANDLE_1 = UserHandle.of(1)
+    private val USER_HANDLE_2 = UserHandle.of(2)
 
     private var canShowRunningAndRecentAppsAtInit = true
     private var recentTasksChangedListener: RecentTasksChangedListener? = null
@@ -86,7 +89,7 @@
     @Before
     fun setUp() {
         super.setup()
-        userHandle = Process.myUserHandle()
+        myUserHandle = Process.myUserHandle()
 
         // Set desktop mode supported
         whenever(mockContext.getResources()).thenReturn(mockResources)
@@ -149,6 +152,84 @@
     }
 
     @Test
+    fun getDesktopItemState_nullItemInfo_returnsNotRunning() {
+        setInDesktopMode(true)
+        assertThat(recentAppsController.getDesktopItemState(/* itemInfo= */ null))
+            .isEqualTo(RunningAppState.NOT_RUNNING)
+    }
+
+    @Test
+    fun getDesktopItemState_noItemPackage_returnsNotRunning() {
+        setInDesktopMode(true)
+        assertThat(recentAppsController.getDesktopItemState(ItemInfo()))
+            .isEqualTo(RunningAppState.NOT_RUNNING)
+    }
+
+    @Test
+    fun getDesktopItemState_noMatchingTasks_returnsNotRunning() {
+        setInDesktopMode(true)
+        val itemInfo = createItemInfo("package")
+        assertThat(recentAppsController.getDesktopItemState(itemInfo))
+            .isEqualTo(RunningAppState.NOT_RUNNING)
+    }
+
+    @Test
+    fun getDesktopItemState_matchingVisibleTask_returnsVisible() {
+        setInDesktopMode(true)
+        val visibleTask = createTask(id = 1, "visiblePackage", isVisible = true)
+        updateRecentTasks(runningTasks = listOf(visibleTask), recentTaskPackages = emptyList())
+        val itemInfo = createItemInfo("visiblePackage")
+
+        assertThat(recentAppsController.getDesktopItemState(itemInfo))
+            .isEqualTo(RunningAppState.RUNNING)
+    }
+
+    @Test
+    fun getDesktopItemState_matchingMinimizedTask_returnsMinimized() {
+        setInDesktopMode(true)
+        val minimizedTask = createTask(id = 1, "minimizedPackage", isVisible = false)
+        updateRecentTasks(runningTasks = listOf(minimizedTask), recentTaskPackages = emptyList())
+        val itemInfo = createItemInfo("minimizedPackage")
+
+        assertThat(recentAppsController.getDesktopItemState(itemInfo))
+            .isEqualTo(RunningAppState.MINIMIZED)
+    }
+
+    @Test
+    fun getDesktopItemState_matchingMinimizedAndRunningTask_returnsVisible() {
+        setInDesktopMode(true)
+        updateRecentTasks(
+            runningTasks =
+                listOf(
+                    createTask(id = 1, "package", isVisible = false),
+                    createTask(id = 2, "package", isVisible = true),
+                ),
+            recentTaskPackages = emptyList(),
+        )
+        val itemInfo = createItemInfo("package")
+
+        assertThat(recentAppsController.getDesktopItemState(itemInfo))
+            .isEqualTo(RunningAppState.RUNNING)
+    }
+
+    @Test
+    fun getDesktopItemState_noMatchingUserId_returnsNotRunning() {
+        setInDesktopMode(true)
+        updateRecentTasks(
+            runningTasks =
+                listOf(
+                    createTask(id = 1, "package", isVisible = false, USER_HANDLE_1),
+                    createTask(id = 2, "package", isVisible = true, USER_HANDLE_1),
+                ),
+            recentTaskPackages = emptyList(),
+        )
+        val itemInfo = createItemInfo("package", USER_HANDLE_2)
+
+        assertThat(recentAppsController.getDesktopItemState(itemInfo))
+            .isEqualTo(RunningAppState.NOT_RUNNING)
+    }
+
+    @Test
     fun getRunningAppState_taskNotRunningOrMinimized_returnsNotRunning() {
         setInDesktopMode(true)
         updateRecentTasks(runningTasks = emptyList(), recentTaskPackages = emptyList())
@@ -814,7 +895,13 @@
     private fun createTestAppInfo(
         packageName: String = "testPackageName",
         className: String = "testClassName",
-    ) = AppInfo(ComponentName(packageName, className), className /* title */, userHandle, Intent())
+    ) =
+        AppInfo(
+            ComponentName(packageName, className),
+            className /* title */,
+            myUserHandle,
+            Intent(),
+        )
 
     private fun createRecentTasksFromPackageNames(packageNames: List<String>): List<GroupTask> {
         return packageNames.map { packageName ->
@@ -833,14 +920,19 @@
         }
     }
 
-    private fun createTask(id: Int, packageName: String, isVisible: Boolean = true): Task {
+    private fun createTask(
+        id: Int,
+        packageName: String,
+        isVisible: Boolean = true,
+        localUserHandle: UserHandle? = null,
+    ): Task {
         return Task(
                 Task.TaskKey(
                     id,
                     WINDOWING_MODE_FREEFORM,
                     Intent().apply { `package` = packageName },
                     ComponentName(packageName, "TestActivity"),
-                    userHandle.identifier,
+                    localUserHandle?.identifier ?: myUserHandle.identifier,
                     0,
                 )
             )
@@ -852,6 +944,16 @@
             .thenReturn(inDesktopMode)
     }
 
+    private fun createItemInfo(
+        packageName: String,
+        userHandle: UserHandle = myUserHandle,
+    ): ItemInfo {
+        val appInfo = AppInfo()
+        appInfo.intent = Intent().setComponent(ComponentName(packageName, "className"))
+        appInfo.user = userHandle
+        return WorkspaceItemInfo(appInfo)
+    }
+
     private val GroupTask.packageNames: List<String>
         get() = tasks.map { task -> task.key.packageName }