1 /*
2  * Copyright (C) 2020 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.deskclock.data
18 
19 /**
20  * The interface through which interested parties are notified of changes to the stopwatch or laps.
21  */
22 interface StopwatchListener {
23     /**
24      * @param before the stopwatch state before the update
25      * @param after the stopwatch state after the update
26      */
27     fun stopwatchUpdated(before: Stopwatch, after: Stopwatch)
28 
29     /**
30      * @param lap the lap that was added
31      */
32     fun lapAdded(lap: Lap)
33 }