1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.view; 18 19 import android.app.ActivityManager; 20 import android.graphics.Rect; 21 import android.view.RemoteAnimationTarget; 22 import android.view.IRecentsAnimationController; 23 24 /** 25 * Interface that is used to callback from window manager to the process that runs a recents 26 * animation to start or cancel it. 27 * 28 * {@hide} 29 */ 30 oneway interface IRecentsAnimationRunner { 31 32 /** 33 * Called when the system needs to cancel the current animation. This can be due to the 34 * wallpaper not drawing in time, or the handler not finishing the animation within a predefined 35 * amount of time. 36 * 37 * @param taskSnapshot If the snapshot is null, the animation will be cancelled and the leash 38 * will be inactive immediately. Otherwise, the contents of the task will be 39 * replaced with {@param taskSnapshot}, such that the runner's leash is 40 * still active. As soon as the runner doesn't need the leash anymore, it 41 * must call {@link IRecentsAnimationController#cleanupScreenshot). 42 * 43 * @see {@link RecentsAnimationController#cleanupScreenshot} 44 */ 45 @UnsupportedAppUsage 46 void onAnimationCanceled(in @nullable ActivityManager.TaskSnapshot taskSnapshot) = 1; 47 48 /** 49 * Called when the system is ready for the handler to start animating all the visible tasks. 50 * 51 * @param homeContentInsets The current home app content insets 52 * @param minimizedHomeBounds Specifies the bounds of the minimized home app, will be 53 * {@code null} if the device is not currently in split screen 54 */ 55 @UnsupportedAppUsage onAnimationStart(in IRecentsAnimationController controller, in RemoteAnimationTarget[] apps, in RemoteAnimationTarget[] wallpapers, in Rect homeContentInsets, in Rect minimizedHomeBounds)56 void onAnimationStart(in IRecentsAnimationController controller, 57 in RemoteAnimationTarget[] apps, in RemoteAnimationTarget[] wallpapers, 58 in Rect homeContentInsets, in Rect minimizedHomeBounds) = 2; 59 60 /** 61 * Called when the task of an activity that has been started while the recents animation 62 * was running becomes ready for control. 63 */ 64 void onTaskAppeared(in RemoteAnimationTarget app) = 3; 65 } 66