1 /*
2  * Copyright (C) 2016 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 public interface StopwatchListener {
23 
24     /**
25      * @param before the stopwatch state before the update
26      * @param after the stopwatch state after the update
27      */
stopwatchUpdated(Stopwatch before, Stopwatch after)28     void stopwatchUpdated(Stopwatch before, Stopwatch after);
29 
30     /**
31      * @param lap the lap that was added
32      */
lapAdded(Lap lap)33     void lapAdded(Lap lap);
34 }