/*

* Copyright (c) 2009-2009 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:  class declaration for monitoring network info change

*

*/

#ifndef IRQNWKINFOOBSERVER_H_

#define IRQNWKINFOOBSERVER_H_

#include <QObject>

#include <QString>

#include "irqnwkobserverinterface.h"  // MIRQNwkInfoUpdate

class IRQNwkInfoObserverImpl;

class IRQNwkInfoObserver : public QObject, 

                           public MIRQNwkInfoUpdate

{

    Q_OBJECT

public:

    /*!

     *  Get the instance of IRQNwkInfoObserver

     *  @return IRQNwkInfoObserver*

     */

    IMPORT_C static  IRQNwkInfoObserver* openInstance();

    /*!

     *  Close the instance of IRQNwkInfoObserver

     */

    IMPORT_C void closeInstance();

public:   

    /*!

     *  start monitoring network info change

     */

    IMPORT_C void startMonitorNwkInfo();

    /*!

     *  stop monitoring network info change

     */    

    IMPORT_C void stopMonitorNwkInfo();

signals:

    void currentNwkChanged(const QString &aCurrentNwkMCC, const QString &aCurrentNwkMNC);

    void homeNwkChanged(const QString &aHomeNetworkMCC, const QString &aHomeNetworkMNC);  

private:

    /*!

     * Constructor.

     */

    IRQNwkInfoObserver();

    /*!

     * Destructor.

     */    

    ~IRQNwkInfoObserver();

    /**

     *  Creates IRQNwkInfoObserver instance

     */

    static IRQNwkInfoObserver* createInstanceL();

    void constructL();    

public:      

    /*!

     * From MIRQNwkInfoUpdate.

     */  

    void updateCurrentNwkInfo(const QString &aCurrentNwkMCC, const QString &aCurrentNwkMNC);

    void updateHomeNwkInfo(const QString &aHomeNetworkMCC, const QString &aHomeNetworkMNC);  

private:

    IRQNwkInfoObserverImpl *iBody;

    int iSingletonInstances;    

};

#endif // IRQNWKINFOOBSERVER_H_