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 17package com.android.settingslib.deviceinfo; 18 19import android.bluetooth.BluetoothAdapter; 20import android.content.Context; 21import android.net.ConnectivityManager; 22import android.net.wifi.WifiManager; 23import android.os.PersistableBundle; 24import android.support.annotation.VisibleForTesting; 25import android.support.v7.preference.Preference; 26import android.support.v7.preference.PreferenceScreen; 27import android.telephony.CarrierConfigManager; 28import android.telephony.SubscriptionManager; 29import android.telephony.TelephonyManager; 30 31import com.android.settingslib.R; 32import com.android.settingslib.core.lifecycle.Lifecycle; 33 34/** 35 * Preference controller for IMS status 36 */ 37public abstract class AbstractImsStatusPreferenceController 38 extends AbstractConnectivityPreferenceController { 39 40 @VisibleForTesting 41 static final String KEY_IMS_REGISTRATION_STATE = "ims_reg_state"; 42 43 private static final String[] CONNECTIVITY_INTENTS = { 44 BluetoothAdapter.ACTION_STATE_CHANGED, 45 ConnectivityManager.CONNECTIVITY_ACTION, 46 WifiManager.LINK_CONFIGURATION_CHANGED_ACTION, 47 WifiManager.NETWORK_STATE_CHANGED_ACTION, 48 }; 49 50 private Preference mImsStatus; 51 52 public AbstractImsStatusPreferenceController(Context context, 53 Lifecycle lifecycle) { 54 super(context, lifecycle); 55 } 56 57 @Override 58 public boolean isAvailable() { 59 CarrierConfigManager configManager = mContext.getSystemService(CarrierConfigManager.class); 60 int subId = SubscriptionManager.getDefaultDataSubscriptionId(); 61 PersistableBundle config = null; 62 if (configManager != null) { 63 config = configManager.getConfigForSubId(subId); 64 } 65 return config != null && config.getBoolean( 66 CarrierConfigManager.KEY_SHOW_IMS_REGISTRATION_STATUS_BOOL); 67 } 68 69 @Override 70 public String getPreferenceKey() { 71 return KEY_IMS_REGISTRATION_STATE; 72 } 73 74 @Override 75 public void displayPreference(PreferenceScreen screen) { 76 super.displayPreference(screen); 77 mImsStatus = screen.findPreference(KEY_IMS_REGISTRATION_STATE); 78 updateConnectivity(); 79 } 80 81 @Override 82 protected String[] getConnectivityIntents() { 83 return CONNECTIVITY_INTENTS; 84 } 85 86 @Override 87 protected void updateConnectivity() { 88 int subId = SubscriptionManager.getDefaultDataSubscriptionId(); 89 if (mImsStatus != null) { 90 TelephonyManager tm = mContext.getSystemService(TelephonyManager.class); 91 mImsStatus.setSummary((tm != null && tm.isImsRegistered(subId)) ? 92 R.string.ims_reg_status_registered : R.string.ims_reg_status_not_registered); 93 } 94 } 95} 96