/*

* Copyright (c) 2008 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:  Conversations observer interface

*

*/

#ifndef _MVIMPSTENGINEIMSUBSERVICEEVENTOBSERVER_H

#define _MVIMPSTENGINEIMSUBSERVICEEVENTOBSERVER_H

#include "tvimpstenums.h"

/**

 * Chat observer.

 * This class is responsible for handling received message events.

 * and reactive authorizations events and pass those to ui.

 * @lib vimpstengine.dll

 * @since 5.0

 */	

class MVIMPSTEngineIMSubServiceEventObserver

{

	public:

	    /**

	    * Observer Event for new messages

	    * @param aSender sender of the message.

	    */ 

	    virtual void  HandleChatMessageEventL(TVIMPSTEnums::TIMEventType aEventType ,const TDesC& aSender) = 0;

};

#endif //_MVIMPSTENGINEIMSUBSERVICEEVENTOBSERVER_H