/*

 * 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