1 /*
2  * Copyright (C) 2023 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.systemui.unfold.progress;
18 
19 
20 /**
21  * Implemented by remote processes to receive unfold animation events from System UI.
22  */
23 oneway interface IUnfoldTransitionListener {
24     /**
25     * Sent when unfold animation started.
26     */
onTransitionStarted()27     void onTransitionStarted() = 1;
28 
29     /**
30     * Sent when unfold animation progress changes.
31     */
onTransitionProgress(float progress)32     void onTransitionProgress(float progress) = 2;
33 
34     /**
35     * Sent when unfold animation finished.
36     */
onTransitionFinished()37     void onTransitionFinished() = 3;
38 }
39