/*

* 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:  Defines abstract interface for CCamSelfTimer observers*

*/

#ifndef CAMSELFTIMEROBSERVER_H

#define CAMSELFTIMEROBSERVER_H

//  INCLUDES

// CONSTANTS

// MACROS

// DATA TYPES

enum TCamSelfTimerEvent

    {

    ECamSelfTimerEventTimerOn,

    ECamSelfTimerEventTimerOff

    };

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

* Abstract API for self timer observer. 

* Derived classes may register as observers to get related

* notifications about events from CCamSelfTimer.

*

*  @since 2.8

*/

class MCamSelfTimerObserver

    {

    public:

        /**

        * Handle an event from CCamSelfTimer.

        * @since 2.8

        * @param aEvent the self timer event

        * @param aCountdown self timer countdown duration

        */

        virtual void HandleSelfTimerEvent( TCamSelfTimerEvent aEvent, TInt aCountDown ) = 0;

    };

#endif      // CAMSELFTIMEROBSERVER_H

// End of File