/*

* Copyright (c) 2005 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:  Abstract class to observe property value changes

*

*/

#ifndef __MPHONEPUBSUBOBSERVER_H

#define __MPHONEPUBSUBOBSERVER_H

// FORWARD DECLARATIONS

// CLASS DECLARATION

/**

*  Abstract class to observe the property value changes

*/

class MPhonePubSubObserver

    {

    public: 

        /**

        * This function is called when there is property value change.

        * @param aCategory Category of the property

        * @param aKey Property key that is changed

        * @param aValue New property value

        */

        virtual void HandlePropertyChangedL( 

            const TUid& aCategory,

            const TUint aKey,

            const TInt aValue ) = 0;

    };

#endif      // __MPhonePubSubObserver_H

// End of File