/*

* Copyright (c) 2004 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 class CNcnCRRepositoryHandler.

*

*/

#ifndef NCNCRREPOSITORYHANDLER_H

#define NCNCRREPOSITORYHANDLER_H

//  INCLUDES

#include <e32base.h>

#include <cenrepnotifyhandler.h>

// FORWARD DECLARATIONS

class MNcnCRRepositoryHandlerCallback;

// CLASS DECLARATION

/**

*  Observes the value of the CenRep key changes withing a repository.

*/

class CNcnCRRepositoryHandler :

    public CBase,

    public MCenRepNotifyHandlerCallback

    {

    private:  // Constructors and destructor

        /**

        * C++ default constructor.

        * @param aRepository The repository to handle.

        * @param aKeyType Key type.

        * @param aId Id of the key.

        */

        CNcnCRRepositoryHandler(

            MNcnCRRepositoryHandlerCallback& aCallback,

            CRepository& aRepository,

            CCenRepNotifyHandler::TCenRepKeyType aKeyType,

            TUint32 aId );

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CNcnCRRepositoryHandler* NewL(

            MNcnCRRepositoryHandlerCallback& aCallback,

            CRepository& aRepository,

            CCenRepNotifyHandler::TCenRepKeyType aKeyType,

            TUint32 aId );

        /**

        * Destructor.

        */

        virtual ~CNcnCRRepositoryHandler();

    public: // From MCenRepNotifyHandlerCallback

        void HandleNotifyInt(TUint32 aId, TInt aNewValue);

        void HandleNotifyReal(TUint32 aId, TReal aNewValue);    

        void HandleNotifyString(TUint32 aId, const TDesC16& aNewValue);

        void HandleNotifyBinary(TUint32 aId, const TDesC8& aNewValue);

        void HandleNotifyGeneric(TUint32 aId);

        void HandleNotifyError(TUint32 aId, TInt aError, CCenRepNotifyHandler* aHandler);

    public:  // Other public methods

        /**

         * Starts listening the repository for specified key changes.

         */

        void StartListeningL();

        /**

         * Stops the listening.

         */

        void StopListening();

    protected: // Data

        // Callback reference

        MNcnCRRepositoryHandlerCallback& iCallback;

        // CenRep repository reference

        CRepository& iRepository;

        // Notify handler for repository key, owned

        CCenRepNotifyHandler* iNotifyHandler;

        // Key type

        CCenRepNotifyHandler::TCenRepKeyType iKeyType;

        // Id of the key

        TUint32 iId;

    };

#endif    // NCNCRREPOSITORYHANDLER_H

// End of File