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 26 import androidx.annotation.Keep; 27 import androidx.preference.Preference; 28 import androidx.preference.PreferenceScreen; 29 30 import com.android.internal.logging.nano.MetricsProto; 31 import com.android.tv.settings.R; 32 import com.android.tv.settings.SettingsPreferenceFragment; 33 34 import java.util.List; 35 36 @Keep 37 public class InactiveApps extends SettingsPreferenceFragment implements 38 Preference.OnPreferenceClickListener { 39 40 private UsageStatsManager mUsageStats; 41 42 @Override onCreate(Bundle icicle)43 public void onCreate(Bundle icicle) { 44 mUsageStats = getActivity().getSystemService(UsageStatsManager.class); 45 super.onCreate(icicle); 46 } 47 48 @Override onResume()49 public void onResume() { 50 super.onResume(); 51 init(); 52 } 53 54 @Override onCreatePreferences(Bundle savedInstanceState, String rootKey)55 public void onCreatePreferences(Bundle savedInstanceState, String rootKey) { 56 final Context themedContext = getPreferenceManager().getContext(); 57 final PreferenceScreen screen = getPreferenceManager() 58 .createPreferenceScreen(themedContext); 59 screen.setTitle(R.string.inactive_apps_title); 60 setPreferenceScreen(screen); 61 } 62 init()63 private void init() { 64 final Context themedContext = getPreferenceManager().getContext(); 65 final PreferenceScreen screen = getPreferenceScreen(); 66 screen.removeAll(); 67 screen.setOrderingAsAdded(false); 68 final PackageManager pm = getActivity().getPackageManager(); 69 70 Intent launcherIntent = new Intent(Intent.ACTION_MAIN); 71 launcherIntent.addCategory(Intent.CATEGORY_LAUNCHER); 72 List<ResolveInfo> apps = pm.queryIntentActivities(launcherIntent, 0); 73 for (ResolveInfo app : apps) { 74 String packageName = app.activityInfo.applicationInfo.packageName; 75 Preference p = new Preference(themedContext); 76 p.setTitle(app.loadLabel(pm)); 77 p.setIcon(app.loadIcon(pm)); 78 p.setKey(packageName); 79 updateSummary(p); 80 p.setOnPreferenceClickListener(this); 81 82 screen.addPreference(p); 83 } 84 } 85 updateSummary(Preference p)86 private void updateSummary(Preference p) { 87 boolean inactive = mUsageStats.isAppInactive(p.getKey()); 88 p.setSummary(inactive 89 ? R.string.inactive_app_inactive_summary 90 : R.string.inactive_app_active_summary); 91 } 92 93 @Override onPreferenceClick(Preference preference)94 public boolean onPreferenceClick(Preference preference) { 95 String packageName = preference.getKey(); 96 mUsageStats.setAppInactive(packageName, !mUsageStats.isAppInactive(packageName)); 97 updateSummary(preference); 98 return false; 99 } 100 101 @Override getMetricsCategory()102 public int getMetricsCategory() { 103 return MetricsProto.MetricsEvent.FUELGAUGE_INACTIVE_APPS; 104 } 105 } 106