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