/*

* Copyright (c) 2006-2006 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:  Observer interface to notify of preset changes

*

*/

#ifndef M_MPSPRESETOBSERVER_H

#define M_MPSPRESETOBSERVER_H

#include <e32base.h>

/**

 * Observer interface to notify of preset changes.

 */

class MPSPresetObserver

    {

public:

    /**

     * Possible reasons indicating why the preset was changed.

     */

    enum TPSReason

        {

        /**

         * The preset was created.

         */

        EPSCreated,

        /**

         * The preset was deleted.

         */

        EPSDeleted,

        /**

         * The preset was modified.

         */

        EPSModified

        };

public:

    /**

     * Invoked when a preset has been changed.

     *

     * @param   aId             Id of the preset that was changed.

     * @param   aDataHandler    Data handler of the preset that was changed.

     * @param   aType           Reason for the change.

     */

    virtual void HandlePresetChangedL( TInt aId, TUid aDataHandler, MPSPresetObserver::TPSReason aType ) = 0;

    };

#endif // M_MPSPRESETOBSERVER_H