1 /* 2 * Copyright (C) 2015 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.tv.settings.device.storage; 18 19 import android.content.Context; 20 import android.support.v7.preference.Preference; 21 import android.text.format.Formatter; 22 import android.util.AttributeSet; 23 24 import com.android.tv.settings.R; 25 26 public class StoragePreference extends Preference { 27 28 private static final long SIZE_CALCULATING = -1; 29 30 public StoragePreference(Context context, AttributeSet attrs, 31 int defStyleAttr, int defStyleRes) { 32 super(context, attrs, defStyleAttr, defStyleRes); 33 setSize(SIZE_CALCULATING); 34 } 35 36 public StoragePreference(Context context, AttributeSet attrs, 37 int defStyleAttr) { 38 super(context, attrs, defStyleAttr); 39 setSize(SIZE_CALCULATING); 40 } 41 42 public StoragePreference(Context context, AttributeSet attrs) { 43 super(context, attrs); 44 setSize(SIZE_CALCULATING); 45 } 46 47 public StoragePreference(Context context) { 48 super(context); 49 setSize(SIZE_CALCULATING); 50 } 51 52 public void setSize(long size) { 53 setSummary(formatSize(getContext(), size)); 54 } 55 56 public static String formatSize(Context context, long size) { 57 return (size == SIZE_CALCULATING) 58 ? context.getString(R.string.storage_calculating_size) 59 : Formatter.formatShortFileSize(context, size); 60 } 61 } 62
