/*

* Copyright (c) 2009 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 and Subscribe implementation of notify services

*

*/

#ifndef CIMALERTNOTIFIERIMPL_H

#define CIMALERTNOTIFIERIMPL_H

//  INCLUDES

#include "mimalertnotifierinterface.h"

#include "mimalertpropertynotificationobserver.h"

// FORWARD DECLARATIONS

class MIMAlertNotifierKeyObserver;

class CIMAlertPropertyObserver;

// CLASS DECLARATION

/**

*  Class for notifying key changes, reading and changing the values of 

*  Pub&Sub keys.

*  

*  @since Series 60 Platform 3.0

*/

class CIMAlertNotifierImpl : public CBase,

						public MIMAlertNotifierInterface,

						public MIMAlertPropertyNotificationObserver

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CIMAlertNotifierImpl* NewL( MIMAlertNotifierKeyObserver* aObserver );

        /**

        * Destructor.

        */

        virtual ~CIMAlertNotifierImpl();

    public: // Functions from base classes

        TInt SetInt( TNotifyKey aKey, TInt aValue );

		TInt GetInt( TNotifyKey aKey, TInt& aValue );

		TInt ListenKeyChanges( TNotifyKey aKey );		

    private: // From MIMAlertPropertyNotificationObserver

        /**

        * @see MIMAlertPropertyNotificationObserver

        */        

        void HandlePropertyNotificationEventL( TUid aCategory, TUint aKey );

    private:

        /**

        * C++ default constructor.

        */

        CIMAlertNotifierImpl( MIMAlertNotifierKeyObserver* aObserver );

    private:    // Data

        MIMAlertNotifierKeyObserver* iObserver;

		CIMAlertPropertyObserver* iPropWatcher;

	};

#endif      // CIMALERTNOTIFIERIMPL_H 

// End of File