/*

* Copyright (c) 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:  Publish & Subscribe property watcher

*

*/

#ifndef CCAPSPROPWATCHER_H

#define CCAPSPROPWATCHER_H

//  INCLUDES

#include <e32base.h>

#include <e32property.h>

// CLASS DECLARATION

class MCAPSPropChangeObserver;

/**

*  Publish & Sbuscribe property watcher

*  The watcher is an active object

*

*  @lib chatng.app

*  @since Series 60 Platform 2.6

*/

class CCAPSPropWatcher : public CActive

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CCAPSPropWatcher* NewL( MCAPSPropChangeObserver* aObserver,

                                       TUid aCategory,

                                       TUint aKey );

        /**

        * Destructor.

        */

        virtual ~CCAPSPropWatcher();

    public: // From CActive

        void RunL();

        void DoCancel();

    private:

        /**

        * C++ default constructor.

        */

        CCAPSPropWatcher( MCAPSPropChangeObserver* aObserver );

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL( TUid aCategory, TUint aKey );

    private:

        RProperty iProperty;

        MCAPSPropChangeObserver* iObserver;

    };

#endif      // CCAPSPROPWATCHER_H  

// End of File