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.storagemanager;
18 
19 import android.view.ViewGroup;
20 import android.widget.Button;
21 
22 /**
23  * The ButtonBarProvider interface can be applied to any activity which contains a button bar with
24  * a next, skip, and back button.
25  */
26 public interface ButtonBarProvider {
27     /**
28      * Returns a button bar.
29      */
getButtonBar()30     ViewGroup getButtonBar();
31 
32     /**
33      * Returns the next button on the button bar.
34      */
getNextButton()35     Button getNextButton();
36 
37     /**
38      * Returns the skip button on the button bar.
39      */
getSkipButton()40     Button getSkipButton();
41 }
42