1 /* 2 * Copyright (C) 2017 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.settings.datausage; 18 19 import android.content.Context; 20 import android.content.pm.ApplicationInfo; 21 import android.content.pm.PackageManager; 22 import android.support.v7.preference.Preference; 23 import android.util.ArraySet; 24 import com.android.settingslib.utils.AsyncLoader; 25 26 public class AppPrefLoader extends AsyncLoader<ArraySet<Preference>> { 27 private ArraySet<String> mPackages; 28 private PackageManager mPackageManager; 29 private Context mPrefContext; 30 AppPrefLoader(Context prefContext, ArraySet<String> pkgs, PackageManager pm)31 public AppPrefLoader(Context prefContext, ArraySet<String> pkgs, PackageManager pm) { 32 super(prefContext); 33 mPackages = pkgs; 34 mPackageManager = pm; 35 mPrefContext = prefContext; 36 } 37 38 @Override loadInBackground()39 public ArraySet<Preference> loadInBackground() { 40 ArraySet<Preference> results = new ArraySet<>(); 41 for (int i = 1, size = mPackages.size(); i < size; i++) { 42 try { 43 ApplicationInfo info = mPackageManager.getApplicationInfo(mPackages.valueAt(i), 0); 44 Preference preference = new Preference(mPrefContext); 45 preference.setIcon(info.loadIcon(mPackageManager)); 46 preference.setTitle(info.loadLabel(mPackageManager)); 47 preference.setSelectable(false); 48 results.add(preference); 49 } catch (PackageManager.NameNotFoundException e) { 50 } 51 } 52 return results; 53 } 54 55 @Override onDiscardResult(ArraySet<Preference> result)56 protected void onDiscardResult(ArraySet<Preference> result) { 57 } 58 } 59