//this file is part of eMule
//Copyright (C)2002-2008 Merkur ( strEmail.Format("%s@%s", "devteam", "emule-project.net") / http://www.emule-project.net )
//
//This program is free software; you can redistribute it and/or
//modify it under the terms of the GNU General Public License
//as published by the Free Software Foundation; either
//version 2 of the License, or (at your option) any later version.
//
//This program is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	See the
//GNU General Public License for more details.
//
//You should have received a copy of the GNU General Public License
//along with this program; if not, write to the Free Software
//Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#pragma once

class CUPnPImpl;

class CUPnPImplWrapper
{
public:
	CUPnPImplWrapper();
	~CUPnPImplWrapper();

	CUPnPImpl*		GetImplementation() const					{ return m_pActiveImpl; }
	bool			SwitchImplentation();
	void			Reset();

protected:
	void			Init();

private:
	CUPnPImpl*		m_pActiveImpl;
	CTypedPtrList<CPtrList, CUPnPImpl*> m_liAvailable;
	CTypedPtrList<CPtrList, CUPnPImpl*> m_liUsed;
};