/*

* Copyright (c) 2008, 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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 WIDGETUINETWORKLISTENER_H_

#define WIDGETUINETWORKLISTENER_H_

// INCLUDES

#include <in_sock.h>

#include <es_enum.h>

#include "WidgetUiWindowManager.h"

// CLASS DECLARATION

/**

* Listens real interfaces and reports changes to Widget UI.

*/

class CWidgetUiNetworkListener : public CActive

    {

    public: //Methods

            // Constructors and destructor

            /**

            * Static constructor

            */

            static CWidgetUiNetworkListener* NewL(CWidgetUiWindowManager& aWindowManager);

            /**

            * Destructor

            */

            ~CWidgetUiNetworkListener();

            /**

            * Starts listening of all intefaces.

            * @return: error code, KErrNone if successfull.

            */

            TInt StartListening();

    private: // Methods

            /**

            * Constructor.

            */

            CWidgetUiNetworkListener(CWidgetUiWindowManager& aWindowManager);

            /**

            * Implement RunL of class CActive.

            */

            void RunL();

            /**

            * Implement DoCancel of class CActive.

            */

            void DoCancel();

            /**

            * Connects to the socket server

            */

            TInt Connect();

            /**

            * Closes connection

            */

            void Close();

            /**

            * Check for existing active connections

            * @return: ETrue if there is an active network connection, else EFalse

            */

            TBool CheckActiveNetworkConnection();

    private: // Data

            // reference to WidgetUiWindowManager object

            CWidgetUiWindowManager& iWindowManager;

            // buffer to receive interface notification

            TInterfaceNotificationBuf iNote;

            // connection to interfaces

            RConnection iConn;

            // socket server

            RSocketServ iSocketServer;

    };

#endif /* WIDGETUINETWORKLISTENER_H_ */