diff -r 6a20128ce557 -r ebfee66fde93 messagingapp/msgappfw/client/inc/ccsconversationchangeobserver.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingapp/msgappfw/client/inc/ccsconversationchangeobserver.h	Fri Jun 04 10:25:39 2010 +0100
@@ -0,0 +1,111 @@
+/*
+* Copyright (c) 2007 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:  Client side class to hold conversation change observer
+*                request received for specific client conversation
+*
+*/
+
+#ifndef __C_CS_CONVERSATION_CHANGE_OBSERVER_H__
+#define __C_CS_CONVERSATION_CHANGE_OBSERVER_H__
+
+// SYSTEM INCLUDES
+
+//USER INCLUDES
+#include <ccsdefs.h>
+
+// FORWARD CLASS
+class CCsClientConversation;
+class MCsConversationChangeObserver;
+
+// CLASS DECLARATION
+/**
+ * This is a client side class to hold the conversation change observer
+ * request
+ * @since S60 v5.0
+ */
+class CCsConversationChangeObserver: public CBase
+{
+    public:
+    
+        /**
+        * Two phase construction
+        * @return Instance of CCsConversationChangeObserver
+        */
+        static CCsConversationChangeObserver* NewL();         
+
+        /**
+        * Destructor
+        */
+        ~CCsConversationChangeObserver();
+        
+    public:
+        
+        /**
+         * ClientConversation
+         * Provides the client conversation 
+         * @return pointer to client conversation 
+         */
+        CCsClientConversation* ClientConversation() const;
+        
+        /**
+         * SetClientConversationL
+         * Sets the client conversation of this object 
+         * @param aConversation The client conversation 
+         */
+        void SetClientConversationL(const CCsClientConversation& aConversation);
+        
+        /**
+         * ConversationChangeObserver
+         * Provides the client conversation 
+         * @return pointer to ConversationChangeObserver
+         */
+        MCsConversationChangeObserver* ConversationChangeObserver() const;
+
+        /**
+         * SetConversationChangeObserverL
+         * Sets the Conversation Change Observer of this object 
+         * @param aObserver The Conversation Change Observer
+         */
+        void SetConversationChangeObserverL(MCsConversationChangeObserver* aObserver);                
+    
+    private:    // functions
+    
+        /**
+        * Default Constructor
+        */
+        CCsConversationChangeObserver();
+
+        /**
+        * Second phase constructor
+        */
+        void ConstructL();
+    
+    private:    // data members
+                    
+        /**
+        * iClientConversation
+        * Client Conversation received from application
+        * Own.
+        */ 
+        CCsClientConversation*  iClientConversation;
+
+        /**
+        * iObserver
+        * Conversation change observer object received from application
+        * NotOwned.
+        */
+        MCsConversationChangeObserver*  iObserver;     
+};
+
+#endif // __C_CS_CONVERSATION_CHANGE_OBSERVER_H__