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 android.content.BroadcastReceiver; 21 import android.content.Context; 22 import android.content.Intent; 23 import android.content.IntentFilter; 24 import android.net.Uri; 25 import android.provider.Telephony.Mms; 26 import android.util.Log; 27 28 import com.android.internal.telephony.Phone; 29 import com.android.internal.telephony.TelephonyIntents; 30 import com.android.mms.LogTag; 31 import com.android.mms.MmsApp; 32 import com.google.android.mms.util.PduCache; 33 34 /** 35 * MmsSystemEventReceiver receives the 36 * {@link android.content.intent.ACTION_BOOT_COMPLETED}, 37 * {@link com.android.internal.telephony.TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED} 38 * and performs a series of operations which may include: 39 * <ul> 40 * <li>Show/hide the icon in notification area which is used to indicate 41 * whether there is new incoming message.</li> 42 * <li>Resend the MM's in the outbox.</li> 43 * </ul> 44 */ 45 public class MmsSystemEventReceiver extends BroadcastReceiver { 46 private static final String TAG = "MmsSystemEventReceiver"; 47 private static MmsSystemEventReceiver sMmsSystemEventReceiver; 48 wakeUpService(Context context)49 private static void wakeUpService(Context context) { 50 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 51 Log.v(TAG, "wakeUpService: start transaction service ..."); 52 } 53 54 context.startService(new Intent(context, TransactionService.class)); 55 } 56 57 @Override onReceive(Context context, Intent intent)58 public void onReceive(Context context, Intent intent) { 59 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 60 Log.v(TAG, "Intent received: " + intent); 61 } 62 63 String action = intent.getAction(); 64 if (action.equals(Mms.Intents.CONTENT_CHANGED_ACTION)) { 65 Uri changed = (Uri) intent.getParcelableExtra(Mms.Intents.DELETED_CONTENTS); 66 MmsApp.getApplication().getPduLoaderManager().removePdu(changed); 67 } else if (action.equals(TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED)) { 68 String state = intent.getStringExtra(Phone.STATE_KEY); 69 70 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 71 Log.v(TAG, "ANY_DATA_STATE event received: " + state); 72 } 73 74 if (state.equals("CONNECTED")) { 75 wakeUpService(context); 76 } 77 } else if (action.equals(Intent.ACTION_BOOT_COMPLETED)) { 78 // We should check whether there are unread incoming 79 // messages in the Inbox and then update the notification icon. 80 // Called on the UI thread so don't block. 81 MessagingNotification.nonBlockingUpdateNewMessageIndicator( 82 context, MessagingNotification.THREAD_NONE, false); 83 } 84 } 85 registerForConnectionStateChanges(Context context)86 public static void registerForConnectionStateChanges(Context context) { 87 unRegisterForConnectionStateChanges(context); 88 89 IntentFilter intentFilter = new IntentFilter(); 90 intentFilter.addAction(TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED); 91 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 92 Log.v(TAG, "registerForConnectionStateChanges"); 93 } 94 if (sMmsSystemEventReceiver == null) { 95 sMmsSystemEventReceiver = new MmsSystemEventReceiver(); 96 } 97 98 context.registerReceiver(sMmsSystemEventReceiver, intentFilter); 99 } 100 unRegisterForConnectionStateChanges(Context context)101 public static void unRegisterForConnectionStateChanges(Context context) { 102 if (Log.isLoggable(LogTag.TRANSACTION, Log.VERBOSE)) { 103 Log.v(TAG, "unRegisterForConnectionStateChanges"); 104 } 105 if (sMmsSystemEventReceiver != null) { 106 try { 107 context.unregisterReceiver(sMmsSystemEventReceiver); 108 } catch (IllegalArgumentException e) { 109 // Allow un-matched register-unregister calls 110 } 111 } 112 } 113 } 114