/*

* Copyright (c) 2005-2009 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:

*

*/

#ifndef BTGPSENVCHANGEHANDLER_H

#define BTGPSENVCHANGEHANDLER_H

//  INCLUDES

#include <e32base.h>

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

class CBTGPSRequestManager;

class CEnvironmentChangeNotifier;

// CLASS DECLARATION

/**

*  Handler for getting system time change event. 

*  

*/

class CBTGPSEnvChangeHandler: public CBase

    {

    public: 

        /**

        * Two-phase construction.

        * @param aRequestManager Reference to request manager.

        */

        static CBTGPSEnvChangeHandler * NewL(

            CBTGPSRequestManager& aRequestManager);

        /**

        * Destructor

        */

        virtual ~CBTGPSEnvChangeHandler();

    private:

        /**

        * Second phase of the construction

        */

        void ConstructL();

        /**

        * Private constructor

        */

        CBTGPSEnvChangeHandler(

            CBTGPSRequestManager& aRequestManager);

        /**

        * Callback function for environment change notifier.

        */

        static TInt NotifierCallBack(TAny* aPtr);

        /**

        * This function is called whenever environment change notifier

        * reports that something has changed. The only change we are

        * interested of is the system time change.

        */

        void HandleEnvironmentChange();

    private:

        //Reference to request manager

        CBTGPSRequestManager& iRequestManager;

        //Environment change notifier

        CEnvironmentChangeNotifier* iEnvChangeNotifier;

        //Environment change initialized

        TBool iEnvChangeNotifierInitialized;

    };

#endif

// End of File