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.development.qstile; 18 19 import android.content.ComponentName; 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.content.pm.ServiceInfo; 25 import android.os.RemoteException; 26 import android.os.ServiceManager; 27 import android.service.quicksettings.TileService; 28 import android.support.annotation.VisibleForTesting; 29 import android.support.v14.preference.SwitchPreference; 30 import android.support.v7.preference.Preference; 31 import android.support.v7.preference.PreferenceScreen; 32 import android.util.Log; 33 34 import com.android.internal.statusbar.IStatusBarService; 35 import com.android.settingslib.core.AbstractPreferenceController; 36 37 import java.util.List; 38 39 public class DevelopmentTilePreferenceController extends AbstractPreferenceController { 40 41 private static final String TAG = "DevTilePrefController"; 42 private final OnChangeHandler mOnChangeHandler; 43 private final PackageManager mPackageManager; 44 DevelopmentTilePreferenceController(Context context)45 public DevelopmentTilePreferenceController(Context context) { 46 super(context); 47 mOnChangeHandler = new OnChangeHandler(context); 48 mPackageManager = context.getPackageManager(); 49 } 50 51 @Override isAvailable()52 public boolean isAvailable() { 53 return true; 54 } 55 56 @Override getPreferenceKey()57 public String getPreferenceKey() { 58 return null; 59 } 60 61 @Override displayPreference(PreferenceScreen screen)62 public void displayPreference(PreferenceScreen screen) { 63 super.displayPreference(screen); 64 Context context = screen.getContext(); 65 Intent intent = new Intent(TileService.ACTION_QS_TILE) 66 .setPackage(context.getPackageName()); 67 final List<ResolveInfo> resolveInfos = mPackageManager.queryIntentServices(intent, 68 PackageManager.MATCH_DISABLED_COMPONENTS); 69 for (ResolveInfo info : resolveInfos) { 70 ServiceInfo sInfo = info.serviceInfo; 71 final int enabledSetting = mPackageManager.getComponentEnabledSetting( 72 new ComponentName(sInfo.packageName, sInfo.name)); 73 boolean checked = enabledSetting == PackageManager.COMPONENT_ENABLED_STATE_ENABLED 74 || ((enabledSetting == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT) 75 && sInfo.enabled); 76 77 SwitchPreference preference = new SwitchPreference(context); 78 preference.setTitle(sInfo.loadLabel(mPackageManager)); 79 preference.setIcon(sInfo.icon); 80 preference.setKey(sInfo.name); 81 preference.setChecked(checked); 82 preference.setOnPreferenceChangeListener(mOnChangeHandler); 83 screen.addPreference(preference); 84 } 85 } 86 87 @VisibleForTesting 88 static class OnChangeHandler implements Preference.OnPreferenceChangeListener { 89 90 private final Context mContext; 91 private final PackageManager mPackageManager; 92 private IStatusBarService mStatusBarService; 93 OnChangeHandler(Context context)94 public OnChangeHandler(Context context) { 95 mContext = context; 96 mPackageManager = context.getPackageManager(); 97 mStatusBarService = IStatusBarService.Stub.asInterface( 98 ServiceManager.checkService(Context.STATUS_BAR_SERVICE)); 99 } 100 101 @Override onPreferenceChange(Preference preference, Object newValue)102 public boolean onPreferenceChange(Preference preference, Object newValue) { 103 boolean enabled = ((Boolean) newValue).booleanValue(); 104 ComponentName componentName = new ComponentName( 105 mContext.getPackageName(), preference.getKey()); 106 mPackageManager.setComponentEnabledSetting(componentName, enabled 107 ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED 108 : PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 109 PackageManager.DONT_KILL_APP); 110 111 try { 112 if (mStatusBarService != null) { 113 if (enabled) { 114 mStatusBarService.addTile(componentName); 115 } else { 116 mStatusBarService.remTile(componentName); 117 } 118 } 119 } catch (RemoteException e) { 120 Log.e(TAG, "Failed to modify QS tile for component " + 121 componentName.toString(), e); 122 } 123 return true; 124 } 125 } 126 } 127