1 /*
2  * Copyright (C) 2024 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 /**
20  * Interface for a {@link Transitions.TransitionHandler} that can take the subset of transitions
21  * that it handles and further decompose those transitions into sub-transitions which can be
22  * independently delegated to separate handlers.
23  */
24 public interface MixedTransitionHandler extends Transitions.TransitionHandler {
25 
26     // TODO(b/335685449) this currently exists purely as a marker interface for use in form-factor
27     // specific/sysui dagger modules. Going forward, we should define this in a meaningful
28     // way so as to provide a clear basis for expectations/behaviours associated with mixed
29     // transitions and their default handlers.
30 
31 }
32