//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, SH Software Co. Ltd.
// = FileName	:   XPushVar.h
// = Version	:   ver2.0
// = Author		:   zjq
// = CreateDate	:   2002-09-09
// = Description:   类的声明
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#ifndef _XPushVar_H_
#define _XPushVar_H_

#ifndef _XASTRING_H_
#include "XAString.h"
#endif

#ifndef _XWCSTRING_H_
#include "XWString.h"
#endif

#ifndef  _XPRIVATE_H_
#include "XPrivateGlobalFunc.h"
#endif

template <class K,bool bLayer = false>
class XPushVar 
{
public:
	
	XPushVar(const TCHAR *pszVar, K kVal)
		: var(pszVar),value(80)
	{
		xg_getvar(pszVar, &value);

		if (bLayer)
		{
			if (pszVar)
			{
				if (_tcsicmp(pszVar, _T("clayer")) == 0) 
				{
					AssureLayer(pszVar, 0); // 确保存在
				}

				xg_setvar(pszVar, kVal);
			}
		}
		else
		{
			xg_setvar(pszVar, kVal);
		}
	}

	XPushVar(const TCHAR *pszVar)
		: var(pszVar) 
	{
		if (!bLayer)
		{
			xg_getvar(pszVar, &value);
		}
	}

	virtual ~XPushVar()
	{
		if (bLayer)
		{
			xg_setvar((LPCTSTR)var, (LPTSTR)value); 
		}
		else
		{
			xg_setvar((const TCHAR *)var, value); 
		}
	}

public:
	
	XString var;
	
	K value;
};

#ifndef XPushVarStr
#define	XPushVarStr					XPushVar<XString,true>
#endif

#endif