/*

* Copyright (c) 2005 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:  Controller class for editing related UI behavior 

 *

*/

#ifndef __CALENNAVILABEL_H__

#define __CALENNAVILABEL_H__

// System includes

#include <aknnavilabel.h> 

/**

 * @class MCCalenNaviLabelObserver 

 * @brief Observer for navi label events

 * Clients have to implement this to listen for navi label events

 */

class MCCalenNaviLabelObserver

    {

    public:

		/**

		* @enum TCCalenNaviLabelEvents

		* @brief The different navi label events

		*/

	    enum TCCalenNaviLabelEvents

	        {

	        ECCalenNaviLabelEventRight,

	        ECCalenNaviLabelEventLeft,

	        ECCalenNaviLabelGo

	        };

    public:

		/**

		 * @brief Callback function to handle navi label events. 

		 * Observers need to implement this function to handle navi label events

		 *

		 * @param aEventID The event generated by the navi label

		 */

		virtual void HandleNaviLabelEventL( TInt aEventID ) = 0; 

    };

/**

 * @class CCalenNaviLabel 

 * @brief The navi label class

 */

NONSHARABLE_CLASS( CCalenNaviLabel ) : public CAknNaviLabel

    {

    public:

		/**

		 * @brief Defaulr C++ constructor

		 */

	    IMPORT_C CCalenNaviLabel();

		/**

		 * @brief Defaulr C++ destructor

		 */

	    IMPORT_C ~CCalenNaviLabel();

		/**

		 * @brief From CAknNaviLabel. Callback function to handle pointer events.

		 */

	    IMPORT_C void HandlePointerEventL( const TPointerEvent& aPointerEvent );

		/**

		 * @brief Sets the navi label event observer to aObserver

		 *

		 *@param aObserver The observer of navi label events, of type MCCalenNaviLabelObserver*

		 */

	    IMPORT_C void SetLabelObserver( MCCalenNaviLabelObserver* aObserver );

    private:		// Data

		/**

		 * @var iLabelObserver

		 *

		 *@brief The pointer to the label event observer

		 */

		MCCalenNaviLabelObserver*		iLabelObserver;

    };

#endif // __CALENNAVILABEL_H__

// End of File