1 /* 2 * Copyright (C) 2007-2008 Esmertec AG. 3 * Copyright (C) 2007-2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package com.android.mms.transaction; 19 20 import com.google.android.mms.util.PduCache; 21 22 import android.content.BroadcastReceiver; 23 import android.content.Context; 24 import android.content.Intent; 25 import android.content.IntentFilter; 26 import android.net.Uri; 27 import android.provider.Telephony.Mms; 28 import android.util.Log; 29 import com.android.internal.telephony.TelephonyIntents; 30 import com.android.internal.telephony.Phone; 31 import com.android.mms.LogTag; 32 33 /** 34 * MmsSystemEventReceiver receives the 35 * {@link android.content.intent.ACTION_BOOT_COMPLETED}, 36 * {@link com.android.internal.telephony.TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED} 37 * and performs a series of operations which may include: 38 * <ul> 39 * <li>Show/hide the icon in notification area which is used to indicate 40 * whether there is new incoming message.</li> 41 * <li>Resend the MM's in the outbox.</li> 42 * </ul> 43 */ 44 public class MmsSystemEventReceiver extends BroadcastReceiver { 45 private static final String TAG = "MmsSystemEventReceiver"; 46 private static MmsSystemEventReceiver sMmsSystemEventReceiver; 47 wakeUpService(Context context)48 private static void wakeUpService(Context context) { 49 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 50 Log.v(TAG, "wakeUpService: start transaction service ..."); 51 } 52 53 context.startService(new Intent(context, TransactionService.class)); 54 } 55 56 @Override onReceive(Context context, Intent intent)57 public void onReceive(Context context, Intent intent) { 58 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 59 Log.v(TAG, "Intent received: " + intent); 60 } 61 62 String action = intent.getAction(); 63 if (action.equals(Mms.Intents.CONTENT_CHANGED_ACTION)) { 64 Uri changed = (Uri) intent.getParcelableExtra(Mms.Intents.DELETED_CONTENTS); 65 PduCache.getInstance().purge(changed); 66 } else if (action.equals(TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED)) { 67 String state = intent.getStringExtra(Phone.STATE_KEY); 68 69 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 70 Log.v(TAG, "ANY_DATA_STATE event received: " + state); 71 } 72 73 if (state.equals("CONNECTED")) { 74 wakeUpService(context); 75 } 76 } else if (action.equals(Intent.ACTION_BOOT_COMPLETED)) { 77 // We should check whether there are unread incoming 78 // messages in the Inbox and then update the notification icon. 79 MessagingNotification.updateNewMessageIndicator(context); 80 } 81 } 82 registerForConnectionStateChanges(Context context)83 public static void registerForConnectionStateChanges(Context context) { 84 unRegisterForConnectionStateChanges(context); 85 86 IntentFilter intentFilter = new IntentFilter(); 87 intentFilter.addAction(TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED); 88 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 89 Log.v(TAG, "registerForConnectionStateChanges"); 90 } 91 if (sMmsSystemEventReceiver == null) { 92 sMmsSystemEventReceiver = new MmsSystemEventReceiver(); 93 } 94 95 context.registerReceiver(sMmsSystemEventReceiver, intentFilter); 96 } 97 unRegisterForConnectionStateChanges(Context context)98 public static void unRegisterForConnectionStateChanges(Context context) { 99 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 100 Log.v(TAG, "unRegisterForConnectionStateChanges"); 101 } 102 if (sMmsSystemEventReceiver != null) { 103 try { 104 context.unregisterReceiver(sMmsSystemEventReceiver); 105 } catch (IllegalArgumentException e) { 106 // Allow un-matched register-unregister calls 107 } 108 } 109 } 110 } 111