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      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.applications.defaultapps;
     18 
     19 import android.content.ComponentName;
     20 import android.content.Context;
     21 import android.telephony.TelephonyManager;
     22 
     23 import com.android.internal.telephony.SmsApplication;
     24 
     25 import java.util.Collection;
     26 
     27 public class DefaultSmsPreferenceController extends DefaultAppPreferenceController {
     28 
     29     public DefaultSmsPreferenceController(Context context) {
     30         super(context);
     31     }
     32 
     33     @Override
     34     public boolean isAvailable() {
     35         boolean isRestrictedUser = mUserManager.getUserInfo(mUserId).isRestricted();
     36         TelephonyManager tm =
     37                 (TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE);
     38         return !isRestrictedUser && tm.isSmsCapable();
     39     }
     40 
     41     @Override
     42     public String getPreferenceKey() {
     43         return "default_sms_app";
     44     }
     45 
     46     @Override
     47     protected DefaultAppInfo getDefaultAppInfo() {
     48         final ComponentName app = SmsApplication.getDefaultSmsApplication(mContext, true);
     49         if (app != null) {
     50             return new DefaultAppInfo(mPackageManager, mUserId, app);
     51         }
     52         return null;
     53     }
     54 
     55     public static boolean hasSmsPreference(String pkg, Context context) {
     56         Collection<SmsApplication.SmsApplicationData> smsApplications =
     57                 SmsApplication.getApplicationCollection(context);
     58         for (SmsApplication.SmsApplicationData data : smsApplications) {
     59             if (data.mPackageName.equals(pkg)) {
     60                 return true;
     61             }
     62         }
     63         return false;
     64     }
     65 
     66     public static boolean isSmsDefault(String pkg, Context context) {
     67         ComponentName appName = SmsApplication.getDefaultSmsApplication(context, true);
     68         return appName != null && appName.getPackageName().equals(pkg);
     69     }
     70 }
     71