//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
// = FileName	:   TPushMemVar.h
// = Version	:   ver2.0
// = Author		:   xlc
// = CreateDate	:   2002-09-09
// = Description:   类的声明
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#ifndef _TPUSHMEMVAR_H_
#define _TPUSHMEMVAR_H_

template <class T>
class TPushMemVar 
{
public:

	TPushMemVar(T &var, const T &val);

	~TPushMemVar() ;

protected:

	T *m_pVarBackup;

	T m_valBackup;
};

template <class T>
TPushMemVar<T>::TPushMemVar(T &var, const T &val) 
{
	m_pVarBackup = &var;
	m_valBackup = var;
	var = val;
}

template <class T>
TPushMemVar<T>::~TPushMemVar() 
{
	*m_pVarBackup = m_valBackup;
}

#endif