// Copyright (c) 2007-2009 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:

//

#ifndef CTSYSYSTEMSTATEPLUGIN_H

#define CTSYSYSTEMSTATEPLUGIN_H

#include <e32base.h>

#include "ctsysystemstatepluginhandler.h"

#include <ssm/ssmadaptationcli.h>

class CChangeRfForEmergencyCall;

/*		

*/

class CCtsySystemStatePlugin : public CCtsySystemStatePluginService

	{	

friend class CChangeRfForEmergencyCall;

public:

	static CCtsySystemStatePlugin* NewL();	

	~CCtsySystemStatePlugin();	

protected: //From CCtsySystemStatePluginService

	TInt Connect();

	void ActivateRfForEmergencyCall(MCtsySsmPluginCallback* aSsmPluginCallback, TCtsySsmCallbackData& aCallbackData);

	void DeactivateRfAfterEmergencyCall();

	void Close();

protected:	

	CCtsySystemStatePlugin();

	void ConstructL();

	// Active object for do RF state changing 

	CChangeRfForEmergencyCall* iAoChangeRfForEmergencyCall;	

	RSsmEmergencyCallRfAdaptation iSsmEmergencyCallRf;

	TBool iConnected;

	};

	/*

	Active object for changing Rf State

	*/

	class CChangeRfForEmergencyCall : public CActive

		{

	public:			

		enum TBusyType

        {

        ENotBusy,

        EActivateBusy,

        EDeactivateBusy

        };

	public:

		CChangeRfForEmergencyCall(CCtsySystemStatePlugin& iCtsySystemStatePlugin,

								  RSsmEmergencyCallRfAdaptation& aSsmEmergencyCallRf);

		~CChangeRfForEmergencyCall();

		void ActivateRfForEmergencyCall(MCtsySsmPluginCallback* aSsmPluginCallback, TCtsySsmCallbackData& aCallbackData);

		void DeactivateRfAfterEmergencyCall();

		// indicate if there is any request to CTSY

		TBool Busy();

		// from CActive

	private:	

		void RunL();

		void DoCancel();

	private: // data

		// pointer to interface to call in RunL

		MCtsySsmPluginCallback* iSsmPluginCallback;	 

		// As RSsmEmergencyCallRfAdaptation allows

		//only one request is allowed to be outstanding for each connected session.

		// we have to keep it in mind.

		TBusyType iBusy; 

		CCtsySystemStatePlugin&			iCtsySystemStatePlugin;

		RSsmEmergencyCallRfAdaptation&	iSsmEmergencyCallRf;		

		// data to pass into callback

		TCtsySsmCallbackData iCallbackData;

		};

#endif