/*-------------------------------------------------------------------
	ModbusProtocolAddOn.h
	-------------------------------------------------------------------

	(c) Vector Informatik GmbH. All rights reserved.

	------------------------------------------------------------------- */ 

#pragma once
#include "ModbusProtocol.h"

////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////

/*--------------------------------------------------------------------*/
//! Factory for the VCSignalProtocol
/*! 
		This class is registered at the NIPB::IAddOnRegistrar registrar. It
		is responsible to create a instance of the ModbusProtocol, when needed.
*/
class ModbusProtocolAddOn : 
	public NIPB::IProtocolAddOn
{
	//
	// Construction
	//
public:
	ModbusProtocolAddOn();

	static ModbusProtocolAddOn& Instance();

	//
	// IProtocolAddOn
	//
public:
	VDECL CreateProtocol( const char /*in*/ *protocolSymbol, NIPB::IProtocol /*out*/ **protocol );
	VDECL ReleaseProtocol( NIPB::IProtocol /*in*/ *protocol);

	//
	// Methods
	//
public:
	void Release();

	//
	// Attributes
	//
private:
	static ModbusProtocolAddOn *sInstance;
	ModbusProtocol *sProtocol;
};

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////////////////////////////////////////////////////////////////////////