/*

* Copyright (c) 2005 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:  See class definition below.

*

*/

#ifndef __CWLANBEARERMONITOR_H__

#define __CWLANBEARERMONITOR_H__

// INCLUDES

#include "sipbearermonitor.h"

#include "MWLanConnUsagePermissionObserver.h"

#include <rconnmon.h>

// FORWARD DECLARATIONS

class CWLanConnUsagePermissionMonitor;

// CLASS DEFINITION

/**

 * CWLanBearerMonitor implements WLan iap monitoring.

 * Network state is reported as follows (states and conditions):

 *

 * MSIPNetworkObserver::ENetworkInactive:

 * 	- IF ConnectionMonitor repors that iap id monitored is NOT in the list

 *    of available EBearerIdWLAN iaps

 *

 * MSIPNetworkObserver::ENetworkActive:

 * 	- IF ConnectionMonitor repors that iap id monitored is in the list

 *    of available EBearerIdWLAN iaps

 */

class CWLanBearerMonitor

	: public CSIPBearerMonitor,

	  public MConnectionMonitorObserver,

	  public MWLanConnUsagePermissionObserver

	{

	public:	// Constructors and destructor

		/**

		 * Static constructor

		 *

		 * @param aParams ECom instantiation parameters

		 * @return An initialized instance of this class.

		 */

		static CWLanBearerMonitor* NewL( TAny* aParams );

		/// Destructor

		~CWLanBearerMonitor();

	public: // from MSIPBearerMonitorObserver

		void MonitorStateChanged( TInt /*aError*/ ) {};

	public: // from CSIPBearerMonitor

        void RefreshL( TInt aError );

        TBool ContinueMonitoring( TInt aError );

	public: // from MConnectionMonitorObserver

		void EventL( const CConnMonEventBase &aConnMonEvent );

    public: // from MWLanConnUsagePermissionObserver

        void UsagePermissionChanged( TBool aPermissionToUse, TInt aError );

    public:

        static TInt CompletionCallback( TAny* aAny );

	private: // Constructors

		/**

		 * Constructor.

		 *

		 * @param aParams ECom instantiation parameters

		 */

		CWLanBearerMonitor( TAny* aParams );

		/// Default constructor. Not implemented

		CWLanBearerMonitor();

		/// 2nd phase constructor

		void ConstructL();

    private: // Private methods

        void SetCurrentAvailabilityL();

        TBool IsAvailable( const TConnMonIapInfo& aIapInfo, TInt aIapId );

        void IssueActivityNotification( TInt aError = KErrNone );

        void InformActivity();

        TBool IapSettingsInvalid( TInt aError ) const;

	private: // Data

		/// Connection monitor session. Owned.

		RConnectionMonitor iConnMon;

		// Owned.

		CWLanConnUsagePermissionMonitor* iUsagePermissionMonitor;

		// Owned.

		CDeltaTimer* iAsyncCompletionTimer;

		TBool iUsagePermission;

		TCallBack iCallBack;

		TDeltaTimerEntry iTimerEntry;

		TInt iLastError;

#ifdef CPPUNIT_TEST

    friend class CSIPWlanPluginTest;

#endif

	};

#endif // __CWLANBEARERMONITOR_H__