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 17package com.android.settings.applications; 18 19import android.app.Fragment; 20import android.view.View; 21 22/** 23 * FileViewHolderController handles adapting the AppViewHolder to work as a general purpose 24 * storage categorization preference in the ManageApplications view. 25 */ 26public interface FileViewHolderController { 27 /** 28 * Begins a synchronous query for statistics for the files. 29 */ 30 void queryStats(); 31 32 /** 33 * Returns if the preference should be shown. 34 */ 35 boolean shouldShow(); 36 37 /** 38 * Initializes the view within an AppViewHolder. 39 * @param holder The holder to use to initialize. 40 */ 41 void setupView(AppViewHolder holder); 42 43 /** 44 * Handles the behavior when the view is clicked. 45 * @param fragment Fragment where the click originated. 46 */ 47 void onClick(Fragment fragment); 48} 49