/*

* Copyright (c) 2002-2006 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:   Implementation of HotSpot Server

*

*/

#ifndef HSSNOTIF_H

#define HSSNOTIF_H

//  INCLUDES

#include "hssinterface.h"

#include <wlanmgmtcommon.h>

#include <wlanmgmtinterface.h>

#include "hotspotsession.h"

#include "hotspotclientserver.h"

// FORWARD DECLARATIONS

class CHotSpotSession;

class CSessionNotification;

// CLASS DECLARATION

/**

* HssNotifications, callback implementation of MWlanMgmtNotifications.

*/

class HssNotifications : public MWlanMgmtNotifications

	{

   public:

    	/**

    	* Constructor.

    	*/

		HssNotifications(CHotSpotSession& aSession): iSession(aSession){}

        /**

        * Connection status has changed.

        */

        virtual void ConnectionStateChanged( TWlanConnectionMode /* aNewState */ ) {};

        /**

        * BSSID has changed (i.e. AP handover).

        */

        virtual void BssidChanged( TWlanBssid& /* aNewBSSID */ ) {};

        /**

        * Connection has been lost.

        */

        virtual void BssLost() {};

        /**

        * Connection has been regained.

        */

        virtual void BssRegained() {};

        /**

        * New networks have been detected during scan.

        */

        virtual void NewNetworksDetected();

        /**

        * One or more networks have been lost since the last scan.

        */

        virtual void OldNetworksLost();

        /**

        * The used transmit power has been changed.

        * @param aPower The transmit power in mW.

        */

        virtual void TransmitPowerChanged( TUint /* aPower */ ) {};

        /**

        * Received signal strength level has been changed.

        * @param aRssClass specifies the current class of the received signal

        * @param aRss RSS level in absolute dBm values.

        */

        virtual void RssChanged(TWlanRssClass /* aRssClass */, TUint /* aRss */ ) {};

   		private:

        /**

        * Callback interface to Session.

        */

   		CHotSpotSession& iSession;

	};

// CLASS DECLARATION

/**

* Base class for all notification types.

*

* Basically this only determines the interface how Server is forwarding 

* notifications to Sessions or WAL.

*/

class CNotificationBase : public CBase

    {

    public:  // Constructors and destructor

        /**

        * Destructor.

        */

        virtual ~CNotificationBase() {};

    public: // New functions

        /**

         * AddNotification

         * @param aNotification identifier

         * @param aData content of the notification

         */

        virtual void AddNotification(

            TUint aNotification,

            TDes8& aData ) = 0;            

    };

// CLASS DECLARATION

/**

* Forwards notifications to a session.

*/

NONSHARABLE_CLASS( CSessionNotification ) : public CNotificationBase

    {

    public:  // Constructors and destructor

        /**

        * Two-phased constructor.

        */

        static CSessionNotification* NewL( CHotSpotSession& aSession );

        /**

        * Destructor.

        */

        virtual ~CSessionNotification();

    public: // Functions from base classes

        /**

         * AddNotification

         * @param aNotification identifier

         * @param aData content of the notification

         */

        void AddNotification( TUint aNotification, TDes8& aData );

    private: // Methods

        /**

        * C++ default constructor.

        */

        CSessionNotification( CHotSpotSession& aSession );

    private:    // Data

        /** Interface to session to forward notifications. */

        CHotSpotSession& iSession;

    };

#endif // HSSNOTIF_H