/*

* Copyright (c) 2002 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:  MNssVASDatabaseObserver is the interface class for VAS DB event 

*				 notification to observers. An observer must derive from 

*				 MNssVASDatabaseObserver and implement its HandleVASDBEvent

*				 (TVASDBEVent aEvent) method to handle the event. 

*

*/

#ifndef MNSSVASDATABASEOBSERVER_H

#define MNSSVASDATABASEOBSERVER_H

//  INCLUDES

#include <nssvascvasdbevent.h>

// CLASS DECLARATION

/**

* MNssVASDatabaseObserver is the interface class for VAS DB event notification. 

* An observer must derive from MNssVASDatabaseObserver and implement 

* its HandleVASDBEvent(CNssVASDBEvent aEvent) method to handle the event.

* The clint is responsible for deleting the event object. 

*  @lib NssVASApi.lib

*  @since 2.8

*/

class MNssVASDatabaseObserver 

    {

    public: 

      /**

      * Callback for event notification

      * @since 2.0

      * @param aEvent 

      * @return 

      */

	  virtual void HandleVASDBEvent(CNssVASDBEvent *aEvent) = 0;

    };

#endif      // MNSSVASDATABASEOBSERVER_H

// End of File