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      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.graphics.Rect;
     20 import android.view.RemoteAnimationTarget;
     21 import android.view.IRecentsAnimationController;
     22 
     23 /**
     24  * Interface that is used to callback from window manager to the process that runs a recents
     25  * animation to start or cancel it.
     26  *
     27  * {@hide}
     28  */
     29 oneway interface IRecentsAnimationRunner {
     30 
     31     /**
     32      * Called when the system needs to cancel the current animation. This can be due to the
     33      * wallpaper not drawing in time, or the handler not finishing the animation within a predefined
     34      * amount of time.
     35      *
     36      * @param deferredWithScreenshot If set to {@code true}, the contents of the task will be
     37      *                               replaced with a screenshot, such that the runner's leash is
     38      *                               still active. As soon as the runner doesn't need the leash
     39      *                               anymore, it can call
     40      *                               {@link IRecentsAnimationController#cleanupScreenshot).
     41      *
     42      * @see {@link RecentsAnimationController#cleanupScreenshot}
     43      */
     44     @UnsupportedAppUsage
     45     void onAnimationCanceled(boolean deferredWithScreenshot) = 1;
     46 
     47     /**
     48      * Called when the system is ready for the handler to start animating all the visible tasks.
     49      *
     50      * @param homeContentInsets The current home app content insets
     51      * @param minimizedHomeBounds Specifies the bounds of the minimized home app, will be
     52      *                            {@code null} if the device is not currently in split screen
     53      */
     54     @UnsupportedAppUsage
     55     void onAnimationStart(in IRecentsAnimationController controller,
     56             in RemoteAnimationTarget[] apps, in Rect homeContentInsets,
     57             in Rect minimizedHomeBounds) = 2;
     58 }
     59