| /* |
| * 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.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED; |
| |
| import android.app.ActivityManager; |
| import android.app.ActivityTaskManager; |
| import android.app.IActivityManager; |
| import android.app.IActivityTaskManager; |
| 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.util.Pair; |
| import android.view.DisplayInfo; |
| import android.view.IPinnedStackController; |
| import android.view.WindowContainerTransaction; |
| |
| import com.android.systemui.Dependency; |
| import com.android.systemui.UiOffloadThread; |
| import com.android.systemui.broadcast.BroadcastDispatcher; |
| import com.android.systemui.pip.BasePipManager; |
| import com.android.systemui.pip.PipBoundsHandler; |
| import com.android.systemui.shared.system.ActivityManagerWrapper; |
| import com.android.systemui.shared.system.InputConsumerController; |
| import com.android.systemui.shared.system.PinnedStackListenerForwarder.PinnedStackListener; |
| import com.android.systemui.shared.system.TaskStackChangeListener; |
| import com.android.systemui.shared.system.WindowManagerWrapper; |
| import com.android.systemui.wm.DisplayWindowController; |
| |
| 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 IActivityTaskManager mActivityTaskManager; |
| private Handler mHandler = new Handler(); |
| |
| private final PinnedStackListener mPinnedStackListener = new PipManagerPinnedStackListener(); |
| private final DisplayInfo mTmpDisplayInfo = new DisplayInfo(); |
| private final Rect mTmpInsetBounds = new Rect(); |
| private final Rect mTmpNormalBounds = new Rect(); |
| private final Rect mReentryBounds = new Rect(); |
| |
| private PipBoundsHandler mPipBoundsHandler; |
| private InputConsumerController mInputConsumerController; |
| private PipMenuActivityController mMenuController; |
| private PipMediaController mMediaController; |
| private PipTouchHandler mTouchHandler; |
| private PipAppOpsListener mAppOpsListener; |
| |
| /** |
| * Handler for display rotation changes. |
| */ |
| private final DisplayWindowController.OnDisplayWindowRotationController mRotationController = ( |
| int displayId, int fromRotation, int toRotation, WindowContainerTransaction t) -> { |
| final boolean changed = mPipBoundsHandler.onDisplayRotationChanged(mTmpNormalBounds, |
| displayId, fromRotation, toRotation, t); |
| if (changed) { |
| updateMovementBounds(mTmpNormalBounds, false /* fromImeAdjustment */, |
| false /* fromShelfAdjustment */); |
| } |
| }; |
| |
| /** |
| * Handler for system task stack changes. |
| */ |
| private final TaskStackChangeListener mTaskStackListener = new TaskStackChangeListener() { |
| @Override |
| public void onActivityPinned(String packageName, int userId, int taskId, int stackId) { |
| mTouchHandler.onActivityPinned(); |
| mMediaController.onActivityPinned(); |
| mMenuController.onActivityPinned(); |
| mAppOpsListener.onActivityPinned(packageName); |
| |
| Dependency.get(UiOffloadThread.class).execute(() -> { |
| WindowManagerWrapper.getInstance().setPipVisibility(true); |
| }); |
| } |
| |
| @Override |
| public void onActivityUnpinned() { |
| final Pair<ComponentName, Integer> topPipActivityInfo = PipUtils.getTopPinnedActivity( |
| mContext, mActivityManager); |
| final ComponentName topActivity = topPipActivityInfo.first; |
| mMenuController.onActivityUnpinned(); |
| mTouchHandler.onActivityUnpinned(topActivity); |
| mAppOpsListener.onActivityUnpinned(); |
| |
| Dependency.get(UiOffloadThread.class).execute(() -> { |
| WindowManagerWrapper.getInstance().setPipVisibility(topActivity != 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(); |
| } |
| |
| @Override |
| public void onPinnedActivityRestartAttempt(boolean clearedTask) { |
| mTouchHandler.getMotionHelper().expandPip(clearedTask /* skipAnimation */); |
| } |
| }; |
| |
| /** |
| * Handler for messages from the PIP controller. |
| */ |
| private class PipManagerPinnedStackListener extends PinnedStackListener { |
| @Override |
| public void onListenerRegistered(IPinnedStackController controller) { |
| mHandler.post(() -> { |
| mPipBoundsHandler.setPinnedStackController(controller); |
| mTouchHandler.setPinnedStackController(controller); |
| }); |
| } |
| |
| @Override |
| public void onImeVisibilityChanged(boolean imeVisible, int imeHeight) { |
| mHandler.post(() -> { |
| mPipBoundsHandler.onImeVisibilityChanged(imeVisible, imeHeight); |
| mTouchHandler.onImeVisibilityChanged(imeVisible, imeHeight); |
| }); |
| } |
| |
| @Override |
| public void onMinimizedStateChanged(boolean isMinimized) { |
| mHandler.post(() -> { |
| mPipBoundsHandler.onMinimizedStateChanged(isMinimized); |
| mTouchHandler.setMinimizedState(isMinimized, true /* fromController */); |
| }); |
| } |
| |
| @Override |
| public void onMovementBoundsChanged(Rect animatingBounds, boolean fromImeAdjustment, |
| boolean fromShelfAdjustment) { |
| mHandler.post(() -> updateMovementBounds(animatingBounds, fromImeAdjustment, |
| fromShelfAdjustment)); |
| } |
| |
| @Override |
| public void onActionsChanged(ParceledListSlice actions) { |
| mHandler.post(() -> mMenuController.setAppActions(actions)); |
| } |
| |
| @Override |
| public void onSaveReentryBounds(ComponentName componentName, Rect bounds) { |
| mHandler.post(() -> { |
| // On phones, the expansion animation that happens on pip tap before restoring |
| // to fullscreen makes it so that the bounds received here are the expanded |
| // bounds. We want to restore to the unexpanded bounds when re-entering pip, |
| // so we save the bounds before expansion (normal) instead of the current |
| // bounds. |
| mReentryBounds.set(mTouchHandler.getNormalBounds()); |
| // Apply the snap fraction of the current bounds to the normal bounds. |
| float snapFraction = mPipBoundsHandler.getSnapFraction(bounds); |
| mPipBoundsHandler.applySnapFraction(mReentryBounds, snapFraction); |
| // Save reentry bounds (normal non-expand bounds with current position applied). |
| mPipBoundsHandler.onSaveReentryBounds(componentName, mReentryBounds); |
| }); |
| } |
| |
| @Override |
| public void onResetReentryBounds(ComponentName componentName) { |
| mHandler.post(() -> mPipBoundsHandler.onResetReentryBounds(componentName)); |
| } |
| |
| @Override |
| public void onDisplayInfoChanged(DisplayInfo displayInfo) { |
| mHandler.post(() -> mPipBoundsHandler.onDisplayInfoChanged(displayInfo)); |
| } |
| |
| @Override |
| public void onConfigurationChanged() { |
| mHandler.post(() -> mPipBoundsHandler.onConfigurationChanged()); |
| } |
| |
| @Override |
| public void onAspectRatioChanged(float aspectRatio) { |
| mHandler.post(() -> mPipBoundsHandler.onAspectRatioChanged(aspectRatio)); |
| } |
| |
| @Override |
| public void onPrepareAnimation(Rect sourceRectHint, float aspectRatio, Rect bounds) { |
| mHandler.post(() -> { |
| mPipBoundsHandler.onPrepareAnimation(sourceRectHint, aspectRatio, bounds); |
| }); |
| } |
| } |
| |
| private PipManager() {} |
| |
| /** |
| * Initializes {@link PipManager}. |
| */ |
| public void initialize(Context context, BroadcastDispatcher broadcastDispatcher, |
| DisplayWindowController displayWindowController) { |
| mContext = context; |
| mActivityManager = ActivityManager.getService(); |
| mActivityTaskManager = ActivityTaskManager.getService(); |
| |
| try { |
| WindowManagerWrapper.getInstance().addPinnedStackListener(mPinnedStackListener); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Failed to register pinned stack listener", e); |
| } |
| ActivityManagerWrapper.getInstance().registerTaskStackListener(mTaskStackListener); |
| |
| mPipBoundsHandler = new PipBoundsHandler(context); |
| mInputConsumerController = InputConsumerController.getPipInputConsumer(); |
| mMediaController = new PipMediaController(context, mActivityManager, broadcastDispatcher); |
| mMenuController = new PipMenuActivityController(context, mActivityManager, mMediaController, |
| mInputConsumerController); |
| mTouchHandler = new PipTouchHandler(context, mActivityManager, mActivityTaskManager, |
| mMenuController, mInputConsumerController, mPipBoundsHandler); |
| mAppOpsListener = new PipAppOpsListener(context, mActivityManager, |
| mTouchHandler.getMotionHelper()); |
| displayWindowController.addRotationController(mRotationController); |
| |
| // If SystemUI restart, and it already existed a pinned stack, |
| // register the pip input consumer to ensure touch can send to it. |
| try { |
| ActivityManager.StackInfo stackInfo = mActivityTaskManager.getStackInfo( |
| WINDOWING_MODE_PINNED, ACTIVITY_TYPE_UNDEFINED); |
| if (stackInfo != null) { |
| mInputConsumerController.registerInputConsumer(); |
| } |
| } catch (RemoteException e) { |
| e.printStackTrace(); |
| } |
| } |
| |
| /** |
| * Updates the PIP per configuration changed. |
| */ |
| public void onConfigurationChanged(Configuration newConfig) { |
| mTouchHandler.onConfigurationChanged(); |
| } |
| |
| /** |
| * Expands the PIP. |
| */ |
| @Override |
| public void expandPip() { |
| mTouchHandler.getMotionHelper().expandPip(false /* skipAnimation */); |
| } |
| |
| /** |
| * Hides the PIP menu. |
| */ |
| @Override |
| public void hidePipMenu(Runnable onStartCallback, Runnable onEndCallback) { |
| mMenuController.hideMenu(onStartCallback, onEndCallback); |
| } |
| |
| /** |
| * Sent from KEYCODE_WINDOW handler in PhoneWindowManager, to request the menu to be shown. |
| */ |
| public void showPictureInPictureMenu() { |
| mTouchHandler.showPictureInPictureMenu(); |
| } |
| |
| /** |
| * Sets a customized touch gesture that replaces the default one. |
| */ |
| public void setTouchGesture(PipTouchGesture gesture) { |
| mTouchHandler.setTouchGesture(gesture); |
| } |
| |
| /** |
| * Sets both shelf visibility and its height. |
| */ |
| @Override |
| public void setShelfHeight(boolean visible, int height) { |
| mHandler.post(() -> { |
| final boolean changed = mPipBoundsHandler.setShelfHeight(visible, height); |
| if (changed) { |
| mTouchHandler.onShelfVisibilityChanged(visible, height); |
| updateMovementBounds(mPipBoundsHandler.getLastDestinationBounds(), |
| false /* fromImeAdjustment */, true /* fromShelfAdjustment */); |
| } |
| }); |
| } |
| |
| private void updateMovementBounds(Rect animatingBounds, boolean fromImeAdjustment, |
| boolean fromShelfAdjustment) { |
| // Populate inset / normal bounds and DisplayInfo from mPipBoundsHandler first. |
| mPipBoundsHandler.onMovementBoundsChanged(mTmpInsetBounds, mTmpNormalBounds, |
| animatingBounds, mTmpDisplayInfo); |
| mTouchHandler.onMovementBoundsChanged(mTmpInsetBounds, mTmpNormalBounds, |
| animatingBounds, fromImeAdjustment, fromShelfAdjustment, |
| mTmpDisplayInfo.rotation); |
| } |
| |
| /** |
| * 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); |
| mPipBoundsHandler.dump(pw, innerPrefix); |
| } |
| } |