Add task menu item to move task to external display

Call SystemUiProxy.moveToExternalDisplay to move existing Overview task to desktop in external display

Bug: 372872848
Test: atest
NexusLauncherTests:com.android.quickstep.ExternalDisplaySystemShortcutTest
Flag: com.android.window.flags.move_to_external_display_shortcut
Change-Id: I096a9839956ab5cab86bd0aaabc625a8587ca42a

quickstep/src/com/android/launcher3/desktop/DesktopRecentsTransitionController.kt

@@ -66,6 +66,11 @@ class DesktopRecentsTransitionController(
         systemUiProxy.moveToDesktop(taskId, transitionSource)
     }
 
+    /** Move task to external display from recents view */
+    fun moveToExternalDisplay(taskId: Int) {
+        systemUiProxy.moveToExternalDisplay(taskId)
+    }
+
     private class RemoteDesktopLaunchTransitionRunner(
         private val desktopTaskView: DesktopTaskView,
         private val animated: Boolean,

quickstep/src/com/android/quickstep/ExternalDisplaySystemShortcut.kt

@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.quickstep
+
+import android.view.View
+import com.android.launcher3.AbstractFloatingViewHelper
+import com.android.launcher3.R
+import com.android.launcher3.logging.StatsLogManager.LauncherEvent
+import com.android.launcher3.popup.SystemShortcut
+import com.android.quickstep.views.RecentsView
+import com.android.quickstep.views.RecentsViewContainer
+import com.android.quickstep.views.TaskContainer
+import com.android.window.flags.Flags
+import com.android.wm.shell.shared.desktopmode.DesktopModeStatus
+
+/** A menu item that allows the user to move the current app into external display. */
+class ExternalDisplaySystemShortcut(
+    container: RecentsViewContainer,
+    abstractFloatingViewHelper: AbstractFloatingViewHelper,
+    private val taskContainer: TaskContainer,
+) :
+    SystemShortcut<RecentsViewContainer>(
+        R.drawable.ic_external_display,
+        R.string.recent_task_option_external_display,
+        container,
+        taskContainer.itemInfo,
+        taskContainer.taskView,
+        abstractFloatingViewHelper,
+    ) {
+    override fun onClick(view: View) {
+        dismissTaskMenuView()
+        val recentsView = mTarget.getOverviewPanel<RecentsView<*, *>>()
+        recentsView.moveTaskToExternalDisplay(taskContainer) {
+            mTarget.statsLogManager
+                .logger()
+                .withItemInfo(taskContainer.itemInfo)
+                .log(LauncherEvent.LAUNCHER_SYSTEM_SHORTCUT_EXTERNAL_DISPLAY_TAP)
+        }
+    }
+
+    companion object {
+        @JvmOverloads
+        /**
+         * Creates a factory for creating move task to external display system shortcuts in
+         * [com.android.quickstep.TaskOverlayFactory].
+         */
+        fun createFactory(
+            abstractFloatingViewHelper: AbstractFloatingViewHelper = AbstractFloatingViewHelper()
+        ): TaskShortcutFactory =
+            object : TaskShortcutFactory {
+                override fun getShortcuts(
+                    container: RecentsViewContainer,
+                    taskContainer: TaskContainer,
+                ): List<ExternalDisplaySystemShortcut>? {
+                    return if (
+                        DesktopModeStatus.canEnterDesktopMode(container.asContext()) &&
+                            Flags.moveToExternalDisplayShortcut()
+                    )
+                        listOf(
+                            ExternalDisplaySystemShortcut(
+                                container,
+                                abstractFloatingViewHelper,
+                                taskContainer,
+                            )
+                        )
+                    else null
+                }
+
+                override fun showForGroupedTask() = true
+            }
+    }
+}

quickstep/src/com/android/quickstep/SystemUiProxy.java

@@ -1493,6 +1493,17 @@ public class SystemUiProxy implements ISystemUiProxy, NavHandle, SafeCloseable {
         }
     }
 
+    /** Call shell to move a task with given `taskId` to external display. */
+    public void moveToExternalDisplay(int taskId) {
+        if (mDesktopMode != null) {
+            try {
+                mDesktopMode.moveToExternalDisplay(taskId);
+            } catch (RemoteException e) {
+                Log.w(TAG, "Failed call moveToExternalDisplay", e);
+            }
+        }
+    }
+
     //
     // Unfold transition
     //

quickstep/src/com/android/quickstep/TaskOverlayFactory.java

@@ -116,6 +116,7 @@ public class TaskOverlayFactory implements ResourceBasedOverride {
             TaskShortcutFactory.INSTALL,
             TaskShortcutFactory.FREE_FORM,
             DesktopSystemShortcut.Companion.createFactory(),
+            ExternalDisplaySystemShortcut.Companion.createFactory(),
             TaskShortcutFactory.WELLBEING,
             TaskShortcutFactory.SAVE_APP_PAIR,
             TaskShortcutFactory.SCREENSHOT,

quickstep/src/com/android/quickstep/views/RecentsView.java

@@ -6673,6 +6673,26 @@ public abstract class RecentsView<
         successCallback.run();
     }
 
+    /**
+     * Move the provided task into external display and invoke {@code successCallback} if succeeded.
+     */
+    public void moveTaskToExternalDisplay(TaskContainer taskContainer, Runnable successCallback) {
+        if (!DesktopModeStatus.canEnterDesktopMode(mContext)) {
+            return;
+        }
+        switchToScreenshot(() -> finishRecentsAnimation(/* toRecents= */true, /* shouldPip= */false,
+                () -> moveTaskToDesktopInternal(taskContainer, successCallback)));
+    }
+
+    private void moveTaskToDesktopInternal(TaskContainer taskContainer, Runnable successCallback) {
+        if (mDesktopRecentsTransitionController == null) {
+            return;
+        }
+        mDesktopRecentsTransitionController.moveToExternalDisplay(taskContainer.getTask().key.id);
+        successCallback.run();
+    }
+
+
     // Logs when the orientation of Overview changes. We log both real and fake orientation changes.
     private void logOrientationChanged() {
         // Only log when Overview is showing.