/*

 * Copyright (c) 2009 - 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:  Interface header for event listener.

 *

 */

 #ifndef MEMAILOBSERVERLISTENER_H

 #define MEMAILOBSERVERLISTENER_H

 namespace EmailInterface {

 // Forward declarations

 class MEmailObserverPlugin;

 class MEmailData;

 /**

  * Interface class that is implemented by the plugin instantiator

  */

 class MEmailObserverListener

 {

     public:

     /**

      * Client callback routine. Client should override this method to implement

      * event handling routine.

      * Plugin calls this when it wishes to update data on the widget

      * @param aEmailData reference to email data provided by the plugin

      */

     virtual void EmailObserverEvent( MEmailData& aEmailData ) = 0;

 };

 } // namespace

 #endif // MEMAILOBSERVERLISTENER_H