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.system.development; 18 19 import android.app.usage.UsageStatsManager; 20 import android.content.Context; 21 import android.content.Intent; 22 import android.content.pm.PackageManager; 23 import android.content.pm.ResolveInfo; 24 import android.os.Bundle; 25 import android.support.annotation.Keep; 26 import android.support.v17.preference.LeanbackPreferenceFragment; 27 import android.support.v7.preference.Preference; 28 import android.support.v7.preference.PreferenceScreen; 29 30 import com.android.tv.settings.R; 31 32 import java.util.List; 33 34 @Keep 35 public class InactiveApps extends LeanbackPreferenceFragment implements 36 Preference.OnPreferenceClickListener { 37 38 private UsageStatsManager mUsageStats; 39 40 @Override onCreate(Bundle icicle)41 public void onCreate(Bundle icicle) { 42 mUsageStats = getActivity().getSystemService(UsageStatsManager.class); 43 super.onCreate(icicle); 44 } 45 46 @Override onResume()47 public void onResume() { 48 super.onResume(); 49 init(); 50 } 51 52 @Override onCreatePreferences(Bundle savedInstanceState, String rootKey)53 public void onCreatePreferences(Bundle savedInstanceState, String rootKey) { 54 final Context themedContext = getPreferenceManager().getContext(); 55 final PreferenceScreen screen = getPreferenceManager() 56 .createPreferenceScreen(themedContext); 57 screen.setTitle(R.string.inactive_apps_title); 58 setPreferenceScreen(screen); 59 } 60 init()61 private void init() { 62 final Context themedContext = getPreferenceManager().getContext(); 63 final PreferenceScreen screen = getPreferenceScreen(); 64 screen.removeAll(); 65 screen.setOrderingAsAdded(false); 66 final PackageManager pm = getActivity().getPackageManager(); 67 68 Intent launcherIntent = new Intent(Intent.ACTION_MAIN); 69 launcherIntent.addCategory(Intent.CATEGORY_LAUNCHER); 70 List<ResolveInfo> apps = pm.queryIntentActivities(launcherIntent, 0); 71 for (ResolveInfo app : apps) { 72 String packageName = app.activityInfo.applicationInfo.packageName; 73 Preference p = new Preference(themedContext); 74 p.setTitle(app.loadLabel(pm)); 75 p.setIcon(app.loadIcon(pm)); 76 p.setKey(packageName); 77 updateSummary(p); 78 p.setOnPreferenceClickListener(this); 79 80 screen.addPreference(p); 81 } 82 } 83 updateSummary(Preference p)84 private void updateSummary(Preference p) { 85 boolean inactive = mUsageStats.isAppInactive(p.getKey()); 86 p.setSummary(inactive 87 ? R.string.inactive_app_inactive_summary 88 : R.string.inactive_app_active_summary); 89 } 90 91 @Override onPreferenceClick(Preference preference)92 public boolean onPreferenceClick(Preference preference) { 93 String packageName = preference.getKey(); 94 mUsageStats.setAppInactive(packageName, !mUsageStats.isAppInactive(packageName)); 95 updateSummary(preference); 96 return false; 97 } 98 99 } 100