1 /*
2  * Copyright (C) 2021 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 com.android.wm.shell.transition;
18 
19 import android.annotation.NonNull;
20 import android.window.RemoteTransition;
21 import android.window.TransitionFilter;
22 
23 import com.android.wm.shell.common.annotations.ExternalThread;
24 
25 /**
26  * Interface to manage remote transitions.
27  */
28 @ExternalThread
29 public interface ShellTransitions {
30     /**
31      * Registers a remote transition.
32      */
registerRemote(@onNull TransitionFilter filter, @NonNull RemoteTransition remoteTransition)33     default void registerRemote(@NonNull TransitionFilter filter,
34             @NonNull RemoteTransition remoteTransition) {}
35 
36     /**
37      * Unregisters a remote transition.
38      */
unregisterRemote(@onNull RemoteTransition remoteTransition)39     default void unregisterRemote(@NonNull RemoteTransition remoteTransition) {}
40 }
41