/*

* 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:  NPP PSY singleton objects handler

*

*/

#ifndef NPPPSYSINGLETONHANDLER_H

#define NPPPSYSINGLETONHANDLER_H

//  INCLUDES

#include <e32base.h>

// FORWARD DECLARATIONS

// CLASS DECLARATION

class CNppPsyStatusHandler;

class CNppPsySettingHandler;

class MPositionerStatus;

/**

*  This class implements the handler for singleton object

*  

*  The singleton object contains two PSY status handler and setting handler.

*

*  This class owns an instance of CNppPsyStatusHandler and CNppPsySettingHandler.

*

*  @lib nlanpppsy.dll

*  @since 3.1

*/

class CNppPsySingletonHandler : public CBase

    {

    public:  // Constructors and destructor

        /**

        * Get instance to singleton handler. Release reference function

        * must be called to release the reference

        * @param aStatusInterface Referece to MPositionerStatus to report module 

        *                         status.

        * @reuturn the pointer the the singleton handler

        */

            MPositionerStatus& aStatusInterface );

        /**

        * Release the reference to singleton handler. If there is no ojbect

        * has the reference of this object, it will delete itself.

        */

        void ReleaseInstance();

        /**

        * Destructor

        */

        ~CNppPsySingletonHandler();

        /**

        * Get reference to status handler

        * @return Reference to status handler

        */

        CNppPsyStatusHandler& StatusHandler();

        /**

        * Get reference to setting handler

        * @return Reference to setting handler

        */

        CNppPsySettingHandler& SettingHandler();

    private:

        /**

        * Second - phase constructor

        */

        void ConstructL( MPositionerStatus& aStatusInterface );

    private:

        //Reference count

        TInt iRefCount;

        //Status handler

        CNppPsyStatusHandler* iStatusHandler;

        //Setting handler

        CNppPsySettingHandler* iSettingHandler;

    };

#endif      // NPPPSYSINGLETONHANDLER_H

// End of File