1/* 2 * Copyright (C) 2015 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 */ 16package com.android.settings.applications; 17 18import android.content.ComponentName; 19import android.content.Context; 20import android.telephony.TelephonyManager; 21import android.text.TextUtils; 22import android.util.AttributeSet; 23 24import com.android.internal.telephony.SmsApplication; 25import com.android.internal.telephony.SmsApplication.SmsApplicationData; 26import com.android.settings.AppListPreference; 27 28import java.util.Collection; 29import java.util.Objects; 30 31public class DefaultSmsPreference extends AppListPreference { 32 33 public DefaultSmsPreference(Context context, AttributeSet attrs) { 34 super(context, attrs); 35 36 loadSmsApps(); 37 } 38 39 private void loadSmsApps() { 40 Collection<SmsApplicationData> smsApplications = 41 SmsApplication.getApplicationCollection(getContext()); 42 43 int count = smsApplications.size(); 44 String[] packageNames = new String[count]; 45 int i = 0; 46 for (SmsApplicationData smsApplicationData : smsApplications) { 47 packageNames[i++] = smsApplicationData.mPackageName; 48 } 49 setPackageNames(packageNames, getDefaultPackage()); 50 } 51 52 private String getDefaultPackage() { 53 ComponentName appName = SmsApplication.getDefaultSmsApplication(getContext(), true); 54 if (appName != null) { 55 return appName.getPackageName(); 56 } 57 return null; 58 } 59 60 @Override 61 protected boolean persistString(String value) { 62 if (!TextUtils.isEmpty(value) && !Objects.equals(value, getDefaultPackage())) { 63 SmsApplication.setDefaultApplication(value, getContext()); 64 } 65 setSummary(getEntry()); 66 return true; 67 } 68 69 public static boolean isAvailable(Context context) { 70 TelephonyManager tm = 71 (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE); 72 return tm.isSmsCapable(); 73 } 74 75} 76