/*

* 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 the License "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:  Declaration of FavouritesDbNotifier

*

*/

#ifndef FAVOURITES_DB_NOTIFIER_H

#define FAVOURITES_DB_NOTIFIER_H

//  INCLUDES

#include <FavouritesHandle.h>

// FORWARD DECLARATIONS

class RFavouritesDb;

// CLASS DECLARATION

/**

* RFavouritesDbNotifier is the Favourites database change notifier 

* for the Favourites Engine. It provides notification of database changes.

*/

class RFavouritesDbNotifier: public RFavouritesHandle

    {

    public:     // update

        /**

        * Open the notifier.

        * @since 0.9 

        * @param aDb The database to be watched.

        * @return Error code.

        */

        IMPORT_C TInt Open( RFavouritesDb& aDb );

        /**

        * Request notification about all database events.

        * @since 0.9 

        * @param aStatus Request status.

        * @return void 

        */

        IMPORT_C void NotifyAllEvents( TRequestStatus& aStatus );

        /**

        * Request notification about database changes.

        * @since 0.9 

        * @param aStatus Request status.

        * @return void

        */

        IMPORT_C void NotifyChange( TRequestStatus& aStatus );

        /**

        * Cancel the outstanding request (if any).

        * @since 0.9 

        * @return void

        */

        IMPORT_C void Cancel();

    };

#endif

// End of File