/*

* Copyright (c) 2007 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:  Callback interface for getting a notification about

*                property changes.

* Part of:      Tactile Feedback.

*

*/

#ifndef M_TACTILEPROPERTYOBSERVER_H

#define M_TACTILEPROPERTYOBSERVER_H

#include <e32std.h>

/**

 *  Callback interface used from CTactilePropertyWatcher.

 *

 *  @lib N/A

 *  @since S60 v5.0

 */

class MTactilePropertyObserver

    {

public:

    /**

     * This gets called when a subscribed property is changed.

     *

     * @param aCategory - The UID of the changed property

     * @param aKey      - The key (i.e. identifier) of the changed property

     */

    virtual void PropertyChangedL( const TUid aCategory, 

                                   const TUint aKey ) = 0;

    };

#endif // M_TACTILEPROPERTYOBSERVER_H