/*

* 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:  MsgNaviPaneControlObserver  declaration

*

*/

#ifndef MMSGNAVIPANECONTROLOBSERVER_H

#define MMSGNAVIPANECONTROLOBSERVER_H

// ========== INCLUDE FILES ================================

// ========== CONSTANTS ====================================

// ========== MACROS =======================================

// ========== DATA TYPES ===================================

// ========== FUNCTION PROTOTYPES ==========================

// ========== FORWARD DECLARATIONS =========================

// ========== CLASS DECLARATION ============================

/**

* Navigation pane control observer

*

* @since 5.0

*

* @library CMsgEditorAppUi

*/

NONSHARABLE_CLASS( MMsgNaviPaneControlObserver )

    {

    public: // Enumerations

        enum TMsgNaviControlEventId

            {

            EMsgNaviLeftArrowPressed,

            EMsgNaviRightArrowPressed

            };

    public: // New functions

        /**

        * Call back function for reporting navigation control events to the observer

        *

        * @param aEvent - Event

        */

        virtual void HandleNavigationControlEventL( TMsgNaviControlEventId aEvent ) = 0;

    };

#endif // MMSGNAVIPANECONTROLOBSERVER_H

// End of File