/*

* Copyright (c) 2002 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:  Header file for the CCbsUiSettingsMonitor class.

*

*

*/

#ifndef     CCBSUISETTINGSMONITOR_H

#define     CCBSUISETTINGSMONITOR_H

//  INCLUDES

#include <e32base.h>

#include <CbsCommon.h>

//  FORWARD DECLARATIONS

class MCbs;

class CCbsUiappAppUi;

class MCbsUiSettingsObserver;

//  CLASS DEFINITIONS 

/**

* Server notifies this class if settings are changed.

* 

*/

class CCbsUiSettingsMonitor : public CActive

    {

    public:     // New functions

        /**

        * Create an instance of the class. 

        *

        * @param aServer cbs server

        * @param aObserver settings observer

        */

        static CCbsUiSettingsMonitor* NewL(

            MCbs& aServer , MCbsUiSettingsObserver& aObserver );

        /**

        * Destructor.

        */

        ~CCbsUiSettingsMonitor();

    public: // From CActive

        /**

        * It is called when server notifies.

        */

        void RunL();

        /**

        * Cancels the request.

        */

        void DoCancel();

    private: // New functions

        /**

        * Issues the request..

        */

        void IssueRequest();

    private:

        /**

        * Constructor.

        *

        * @param aServer cbs server

        */

        CCbsUiSettingsMonitor( 

            MCbs& aServer, MCbsUiSettingsObserver& aObserver );

        /**

        * Finalizes the construction.

        */

        void ConstructL();

    private: // Data

        // ETrue if request is continued.

        TBool iContinue;

        // Server subsession for settings        

        MCbs& iServer;

        // Event which is registered to server

        TCbsSettingsEvent iEvent;

        // Observer who is interested about settings changes.       

        MCbsUiSettingsObserver& iObserver;

    };

#endif      //  CCBSUISETTINGSMONITOR_H

// End of File