1 /* 2 * Copyright (C) 2013 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.dialer.calllog; 18 19 import android.content.ComponentName; 20 import android.content.Context; 21 import android.telecom.PhoneAccount; 22 import android.telecom.PhoneAccountHandle; 23 import android.telecom.TelecomManager; 24 import android.text.TextUtils; 25 26 import java.util.ArrayList; 27 import java.util.List; 28 29 /** 30 * Methods to help extract {@code PhoneAccount} information from database and Telecomm sources 31 */ 32 public class PhoneAccountUtils { 33 /** 34 * Return a list of phone accounts that are subscription/SIM accounts. 35 */ 36 public static List<PhoneAccountHandle> getSubscriptionPhoneAccounts(Context context) { 37 final TelecomManager telecomManager = 38 (TelecomManager) context.getSystemService(Context.TELECOM_SERVICE); 39 40 List<PhoneAccountHandle> subscriptionAccountHandles = new ArrayList<PhoneAccountHandle>(); 41 List<PhoneAccountHandle> accountHandles = telecomManager.getCallCapablePhoneAccounts(); 42 for (PhoneAccountHandle accountHandle : accountHandles) { 43 PhoneAccount account = telecomManager.getPhoneAccount(accountHandle); 44 if (account.hasCapabilities(PhoneAccount.CAPABILITY_SIM_SUBSCRIPTION)) { 45 subscriptionAccountHandles.add(accountHandle); 46 } 47 } 48 return subscriptionAccountHandles; 49 } 50 51 /** 52 * Compose PhoneAccount object from component name and account id. 53 */ 54 public static PhoneAccountHandle getAccount(String componentString, String accountId) { 55 if (TextUtils.isEmpty(componentString) || TextUtils.isEmpty(accountId)) { 56 return null; 57 } 58 final ComponentName componentName = ComponentName.unflattenFromString(componentString); 59 return new PhoneAccountHandle(componentName, accountId); 60 } 61 62 /** 63 * Extract account label from PhoneAccount object. 64 */ 65 public static String getAccountLabel(Context context, PhoneAccountHandle accountHandle) { 66 PhoneAccount account = getAccountOrNull(context, accountHandle); 67 if (account != null && account.getLabel() != null) { 68 return account.getLabel().toString(); 69 } 70 return null; 71 } 72 73 /** 74 * Extract account color from PhoneAccount object. 75 */ 76 public static int getAccountColor(Context context, PhoneAccountHandle accountHandle) { 77 TelecomManager telecomManager = 78 (TelecomManager) context.getSystemService(Context.TELECOM_SERVICE); 79 final PhoneAccount account = telecomManager.getPhoneAccount(accountHandle); 80 81 // For single-sim devices the PhoneAccount will be NO_HIGHLIGHT_COLOR by default, so it is 82 // safe to always use the account highlight color. 83 return account == null ? PhoneAccount.NO_HIGHLIGHT_COLOR : account.getHighlightColor(); 84 } 85 86 /** 87 * Retrieve the account metadata, but if the account does not exist or the device has only a 88 * single registered and enabled account, return null. 89 */ 90 private static PhoneAccount getAccountOrNull(Context context, 91 PhoneAccountHandle accountHandle) { 92 TelecomManager telecomManager = 93 (TelecomManager) context.getSystemService(Context.TELECOM_SERVICE); 94 final PhoneAccount account = telecomManager.getPhoneAccount(accountHandle); 95 if (!telecomManager.hasMultipleCallCapableAccounts()) { 96 return null; 97 } 98 return account; 99 } 100 } 101