1 /* 2 * Copyright (C) 2019 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.car.settings.applications; 18 19 import static android.app.NotificationManager.IMPORTANCE_NONE; 20 import static android.app.NotificationManager.IMPORTANCE_UNSPECIFIED; 21 22 import android.app.INotificationManager; 23 import android.app.NotificationChannel; 24 import android.car.drivingstate.CarUxRestrictions; 25 import android.content.Context; 26 import android.content.pm.PackageInfo; 27 import android.os.ServiceManager; 28 29 import androidx.preference.TwoStatePreference; 30 31 import com.android.car.settings.common.FragmentController; 32 import com.android.car.settings.common.Logger; 33 import com.android.car.settings.common.PreferenceController; 34 import com.android.internal.annotations.VisibleForTesting; 35 36 /** 37 * Controller for preference which enables / disables showing notifications for an application. 38 */ 39 public class NotificationsPreferenceController extends PreferenceController<TwoStatePreference> { 40 41 private static final Logger LOG = new Logger(NotificationsPreferenceController.class); 42 43 private String mPackageName; 44 private int mUid; 45 46 @VisibleForTesting 47 INotificationManager mNotificationManager = 48 INotificationManager.Stub.asInterface( 49 ServiceManager.getService(Context.NOTIFICATION_SERVICE)); 50 NotificationsPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)51 public NotificationsPreferenceController(Context context, String preferenceKey, 52 FragmentController fragmentController, CarUxRestrictions uxRestrictions) { 53 super(context, preferenceKey, fragmentController, uxRestrictions); 54 } 55 56 /** 57 * Set the package info of the application. 58 */ setPackageInfo(PackageInfo packageInfo)59 public void setPackageInfo(PackageInfo packageInfo) { 60 mPackageName = packageInfo.packageName; 61 mUid = packageInfo.applicationInfo.uid; 62 } 63 64 @Override getPreferenceType()65 protected Class<TwoStatePreference> getPreferenceType() { 66 return TwoStatePreference.class; 67 } 68 69 @Override updateState(TwoStatePreference preference)70 protected void updateState(TwoStatePreference preference) { 71 preference.setChecked(isNotificationsEnabled()); 72 } 73 74 @Override handlePreferenceChanged(TwoStatePreference preference, Object newValue)75 protected boolean handlePreferenceChanged(TwoStatePreference preference, Object newValue) { 76 boolean enabled = (boolean) newValue; 77 78 try { 79 if (mNotificationManager.onlyHasDefaultChannel(mPackageName, mUid)) { 80 NotificationChannel defaultChannel = 81 mNotificationManager.getNotificationChannelForPackage( 82 mPackageName, 83 mUid, 84 NotificationChannel.DEFAULT_CHANNEL_ID, 85 /* conversationId= */ null, 86 /* includeDeleted= */ true); 87 defaultChannel.setImportance(enabled ? IMPORTANCE_UNSPECIFIED : IMPORTANCE_NONE); 88 mNotificationManager 89 .updateNotificationChannelForPackage(mPackageName, mUid, defaultChannel); 90 } 91 mNotificationManager.setNotificationsEnabledForPackage(mPackageName, mUid, enabled); 92 } catch (Exception e) { 93 LOG.w("Error querying notification setting for package"); 94 return false; 95 } 96 return true; 97 } 98 isNotificationsEnabled()99 private boolean isNotificationsEnabled() { 100 try { 101 return mNotificationManager.areNotificationsEnabledForPackage(mPackageName, mUid); 102 } catch (Exception e) { 103 LOG.w("Error querying notification setting for package"); 104 return false; 105 } 106 } 107 } 108