/*
* Copyright (c) 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 CLBSLOCMONITORPOSITIONERSUBSESSION_H
#define CLBSLOCMONITORPOSITIONERSUBSESSION_H

/**
@file
@internalComponent
@released
*/

#include <e32property.h>
#include "tserverstartparams.h"
#include "csecureasbase.h"
#include "csecureserverbase.h"
#include "csecuresessionbase.h"
#include "csecuresessionsubsessionbase.h"
#include "csubsessionbase.h"
#include "messageutils.h"
#include "clbslocmonitorutils.h"
#include "clbslocmonitorserver.h"

class CLbsLocMonitorServer;

/*
  Server side subsession of the Location Monitor server.
  This subsession handles client's requests for the
  last known position and also the last known position
  for the current area information (e.g Global Cell ID).
  This subsession is also used by clients to supply an 
  accurate position (e.g, a position obtained with GPS) so
  that the position is kept in a database together with 
  area information.	
*/
class CLbsAreaPositionerSubsession : public CBase, public MSubSessionImpl, public MLocMonServerDestructObserver
	{

public:
	static CLbsAreaPositionerSubsession* NewL();
    ~CLbsAreaPositionerSubsession();
    
	// From MSubSessionImpl
	virtual void DispatchL(const RMessage2& aMessage);
	virtual void DispatchError(const RMessage2& aMessage, TInt aError);
	virtual void CreateSubSessionL(const RMessage2& aMessage, const CSecureServerBase* aServer);
	virtual void CloseSubSession();

	// via MSubSessionImpl::MRelease	
	void VirtualRelease();
	// from MLocMonServerDestructObserver
	void LocMonServerDestructed();
protected:

	CLbsAreaPositionerSubsession();
	void ConstructL();

	//
	// action methods.
	//
	void GetPositionL(const RMessage2& aMessage);
	void CancelGetPositionL(const RMessage2& aMessage);
	void SetLastKnownPositionL(const RMessage2& aMessage);
	
private:

	const CLbsLocMonitorServer* iLocMonitorServer;

	// Unique ID of this subsession
	CLbsLocMonitorUtils::sessionAndSubSessionId iSubsessionId;
	};

#endif //CLBSLOCMONITORPOSITIONERSUBSESSION_H