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.notification; 18 19 import android.app.NotificationChannel; 20 import android.content.Context; 21 import android.support.v7.preference.Preference; 22 import android.util.Log; 23 24 import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 25 import com.android.settings.R; 26 import com.android.settingslib.core.AbstractPreferenceController; 27 28 import java.util.ArrayList; 29 import java.util.Collections; 30 import java.util.List; 31 32 public class ChannelGroupNotificationSettings extends NotificationSettingsBase { 33 private static final String TAG = "ChannelGroupSettings"; 34 35 @Override getMetricsCategory()36 public int getMetricsCategory() { 37 return MetricsEvent.NOTIFICATION_CHANNEL_GROUP; 38 } 39 40 @Override onResume()41 public void onResume() { 42 super.onResume(); 43 if (mAppRow == null || mChannelGroup == null) { 44 Log.w(TAG, "Missing package or uid or packageinfo or group"); 45 finish(); 46 return; 47 } 48 49 populateChannelList(); 50 for (NotificationPreferenceController controller : mControllers) { 51 controller.onResume(mAppRow, mChannel, mChannelGroup, mSuspendedAppsAdmin); 52 controller.displayPreference(getPreferenceScreen()); 53 } 54 updatePreferenceStates(); 55 } 56 57 @Override getLogTag()58 protected String getLogTag() { 59 return TAG; 60 } 61 62 @Override getPreferenceScreenResId()63 protected int getPreferenceScreenResId() { 64 return R.xml.notification_group_settings; 65 } 66 67 @Override createPreferenceControllers(Context context)68 protected List<AbstractPreferenceController> createPreferenceControllers(Context context) { 69 mControllers = new ArrayList<>(); 70 mControllers.add(new HeaderPreferenceController(context, this)); 71 mControllers.add(new BlockPreferenceController(context, mImportanceListener, mBackend)); 72 mControllers.add(new AppLinkPreferenceController(context)); 73 mControllers.add(new NotificationsOffPreferenceController(context)); 74 mControllers.add(new DescriptionPreferenceController(context)); 75 return new ArrayList<>(mControllers); 76 } 77 populateChannelList()78 private void populateChannelList() { 79 if (!mDynamicPreferences.isEmpty()) { 80 // If there's anything in mDynamicPreferences, we've called populateChannelList twice. 81 // Clear out existing channels and log. 82 Log.w(TAG, "Notification channel group posted twice to settings - old size " + 83 mDynamicPreferences.size() + ", new size " + mDynamicPreferences.size()); 84 for (Preference p : mDynamicPreferences) { 85 getPreferenceScreen().removePreference(p); 86 } 87 } 88 if (mChannelGroup.getChannels().isEmpty()) { 89 Preference empty = new Preference(getPrefContext()); 90 empty.setTitle(R.string.no_channels); 91 empty.setEnabled(false); 92 getPreferenceScreen().addPreference(empty); 93 mDynamicPreferences.add(empty); 94 95 } else { 96 final List<NotificationChannel> channels = mChannelGroup.getChannels(); 97 Collections.sort(channels, mChannelComparator); 98 for (NotificationChannel channel : channels) { 99 mDynamicPreferences.add(populateSingleChannelPrefs( 100 getPreferenceScreen(), channel, mChannelGroup.isBlocked())); 101 } 102 103 } 104 } 105 } 106