| /* |
| * Copyright (C) 2016 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.systemui.pip.phone; |
| |
| import static android.app.ActivityManager.StackId.PINNED_STACK_ID; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| |
| import android.app.ActivityManager; |
| import android.app.ActivityManager.StackInfo; |
| import android.app.IActivityManager; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.pm.ParceledListSlice; |
| import android.content.res.Configuration; |
| import android.graphics.Rect; |
| import android.os.Handler; |
| import android.os.RemoteException; |
| import android.util.Log; |
| import android.view.IPinnedStackController; |
| import android.view.IPinnedStackListener; |
| import android.view.IWindowManager; |
| import android.view.WindowManagerGlobal; |
| |
| import com.android.systemui.pip.BasePipManager; |
| import com.android.systemui.recents.events.EventBus; |
| import com.android.systemui.recents.events.component.ExpandPipEvent; |
| import com.android.systemui.recents.misc.SystemServicesProxy; |
| import com.android.systemui.recents.misc.SystemServicesProxy.TaskStackListener; |
| import com.android.systemui.statusbar.CommandQueue; |
| |
| import java.io.PrintWriter; |
| |
| /** |
| * Manages the picture-in-picture (PIP) UI and states for Phones. |
| */ |
| public class PipManager implements BasePipManager { |
| private static final String TAG = "PipManager"; |
| |
| private static PipManager sPipController; |
| |
| private Context mContext; |
| private IActivityManager mActivityManager; |
| private IWindowManager mWindowManager; |
| private Handler mHandler = new Handler(); |
| |
| private final PinnedStackListener mPinnedStackListener = new PinnedStackListener(); |
| |
| private InputConsumerController mInputConsumerController; |
| private PipMenuActivityController mMenuController; |
| private PipMediaController mMediaController; |
| private PipNotificationController mNotificationController; |
| private PipTouchHandler mTouchHandler; |
| |
| /** |
| * Handler for system task stack changes. |
| */ |
| TaskStackListener mTaskStackListener = new TaskStackListener() { |
| @Override |
| public void onActivityPinned(String packageName, int taskId) { |
| mTouchHandler.onActivityPinned(); |
| mMediaController.onActivityPinned(); |
| mMenuController.onActivityPinned(); |
| mNotificationController.onActivityPinned(packageName, |
| true /* deferUntilAnimationEnds */); |
| |
| SystemServicesProxy.getInstance(mContext).setPipVisibility(true); |
| } |
| |
| @Override |
| public void onActivityUnpinned() { |
| ComponentName topPipActivity = PipUtils.getTopPinnedActivity(mContext, |
| mActivityManager); |
| mMenuController.onActivityUnpinned(topPipActivity); |
| mTouchHandler.onActivityUnpinned(topPipActivity); |
| mNotificationController.onActivityUnpinned(topPipActivity); |
| |
| SystemServicesProxy.getInstance(mContext).setPipVisibility(topPipActivity != null); |
| } |
| |
| @Override |
| public void onPinnedStackAnimationStarted() { |
| // Disable touches while the animation is running |
| mTouchHandler.setTouchEnabled(false); |
| } |
| |
| @Override |
| public void onPinnedStackAnimationEnded() { |
| // Re-enable touches after the animation completes |
| mTouchHandler.setTouchEnabled(true); |
| mTouchHandler.onPinnedStackAnimationEnded(); |
| mMenuController.onPinnedStackAnimationEnded(); |
| mNotificationController.onPinnedStackAnimationEnded(); |
| } |
| |
| @Override |
| public void onPinnedActivityRestartAttempt(boolean clearedTask) { |
| mTouchHandler.getMotionHelper().expandPip(clearedTask /* skipAnimation */); |
| } |
| }; |
| |
| /** |
| * Handler for messages from the PIP controller. |
| */ |
| private class PinnedStackListener extends IPinnedStackListener.Stub { |
| |
| @Override |
| public void onListenerRegistered(IPinnedStackController controller) { |
| mHandler.post(() -> { |
| mTouchHandler.setPinnedStackController(controller); |
| }); |
| } |
| |
| @Override |
| public void onImeVisibilityChanged(boolean imeVisible, int imeHeight) { |
| mHandler.post(() -> { |
| mTouchHandler.onImeVisibilityChanged(imeVisible, imeHeight); |
| }); |
| } |
| |
| @Override |
| public void onMinimizedStateChanged(boolean isMinimized) { |
| mHandler.post(() -> { |
| mTouchHandler.setMinimizedState(isMinimized, true /* fromController */); |
| }); |
| } |
| |
| @Override |
| public void onMovementBoundsChanged(Rect insetBounds, Rect normalBounds, |
| Rect animatingBounds, boolean fromImeAdjustement, int displayRotation) { |
| mHandler.post(() -> { |
| mTouchHandler.onMovementBoundsChanged(insetBounds, normalBounds, animatingBounds, |
| fromImeAdjustement, displayRotation); |
| }); |
| } |
| |
| @Override |
| public void onActionsChanged(ParceledListSlice actions) { |
| mHandler.post(() -> { |
| mMenuController.setAppActions(actions); |
| }); |
| } |
| } |
| |
| private PipManager() {} |
| |
| /** |
| * Initializes {@link PipManager}. |
| */ |
| public void initialize(Context context) { |
| mContext = context; |
| mActivityManager = ActivityManager.getService(); |
| mWindowManager = WindowManagerGlobal.getWindowManagerService(); |
| |
| try { |
| mWindowManager.registerPinnedStackListener(DEFAULT_DISPLAY, mPinnedStackListener); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Failed to register pinned stack listener", e); |
| } |
| SystemServicesProxy.getInstance(mContext).registerTaskStackListener(mTaskStackListener); |
| |
| mInputConsumerController = new InputConsumerController(mWindowManager); |
| mMediaController = new PipMediaController(context, mActivityManager); |
| mMenuController = new PipMenuActivityController(context, mActivityManager, mMediaController, |
| mInputConsumerController); |
| mTouchHandler = new PipTouchHandler(context, mActivityManager, mMenuController, |
| mInputConsumerController); |
| mNotificationController = new PipNotificationController(context, mActivityManager, |
| mTouchHandler.getMotionHelper()); |
| EventBus.getDefault().register(this); |
| } |
| |
| /** |
| * Updates the PIP per configuration changed. |
| */ |
| public void onConfigurationChanged(Configuration newConfig) { |
| mTouchHandler.onConfigurationChanged(); |
| } |
| |
| /** |
| * Expands the PIP. |
| */ |
| public final void onBusEvent(ExpandPipEvent event) { |
| if (event.clearThumbnailWindows) { |
| try { |
| StackInfo stackInfo = mActivityManager.getStackInfo(PINNED_STACK_ID); |
| if (stackInfo != null && stackInfo.taskIds != null) { |
| SystemServicesProxy ssp = SystemServicesProxy.getInstance(mContext); |
| for (int taskId : stackInfo.taskIds) { |
| ssp.cancelThumbnailTransition(taskId); |
| } |
| } |
| } catch (RemoteException e) { |
| // Do nothing |
| } |
| } |
| mTouchHandler.getMotionHelper().expandPip(false /* skipAnimation */); |
| } |
| |
| /** |
| * Sent from KEYCODE_WINDOW handler in PhoneWindowManager, to request the menu to be shown. |
| */ |
| public void showPictureInPictureMenu() { |
| mTouchHandler.showPictureInPictureMenu(); |
| } |
| |
| /** |
| * Gets an instance of {@link PipManager}. |
| */ |
| public static PipManager getInstance() { |
| if (sPipController == null) { |
| sPipController = new PipManager(); |
| } |
| return sPipController; |
| } |
| |
| public void dump(PrintWriter pw) { |
| final String innerPrefix = " "; |
| pw.println(TAG); |
| mInputConsumerController.dump(pw, innerPrefix); |
| mMenuController.dump(pw, innerPrefix); |
| mTouchHandler.dump(pw, innerPrefix); |
| } |
| } |