diff -r ff3b6d0fd310 -r ae8abd0db65c vmbx/vmbxengine/inc/mvmbxchangeobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/vmbx/vmbxengine/inc/mvmbxchangeobserver.h	Fri Mar 19 09:40:14 2010 +0200
@@ -0,0 +1,69 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Notifies when vmbx interrelated modules are changed
+*  Interface   : Internal, MVmbxChangeObserver
+*
+*/
+
+
+#ifndef M_VMBXCHANGEOBSERVER_H
+#define M_VMBXCHANGEOBSERVER_H
+
+// INCLUDE
+#include "voicemailboxdefsinternal.h"
+
+// FORWORD
+
+// CLASS DECLARATION
+
+/**
+*  Notifier for vmbx number/address changes
+*
+*  @lib vmbxengine.lib
+*
+*  @since S60 v5.2
+*
+**/
+NONSHARABLE_CLASS ( MVmbxChangeObserver )
+    {
+
+public:
+
+   /**
+    * Observer callback function which is called when
+    *sat refresh
+    *
+    * @since S60 5.2
+    **/
+    virtual void SatRefreshL() = 0;
+
+   /**
+    * Observer callback function which is called when
+    *CenRep Key value changed
+    *
+    * @param aId id related with the key of CenRep
+    * @since S60 5.2
+    **/
+    virtual void CenRepChangedL( TVmbxCenRepKey aId ) = 0;
+
+   /**
+    * Observer callback function which is called when
+    *sim store changed
+    *
+    * @since S60 5.2
+    **/
+    virtual void SimStoreChangedL() = 0;
+    };
+
+#endif // M_VMBXCHANGEOBSERVER_H