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

#ifdef  _UNICODE
#define TCString TWCString
#define tstrchr_new WStrchrNew
#define tstrnew WStrNew
#endif

class GEOAPI TWCString
{
public:

	TWCString(int nLen = 256);
	
	TWCString(const TWCString &szSrc);
	
	TWCString(const wchar_t *pszFormat, ...);
	
	~TWCString();
	
	int Length();
		
	int operator ! () const;
	
	int operator != (const wchar_t *pszSrc) const;
	
	int operator != (const TWCString &szSrc) const;
	
	int operator == (const wchar_t *pszSrc) const ;
	
	int operator == (const TWCString &szSrc) const;

	TWCString & operator = (const wchar_t * pszSrc);
	TWCString & operator = (const TWCString & szSrc);
	
	TWCString & operator << (const wchar_t *pszVal);

	operator const wchar_t * () const;
	
	operator wchar_t * ();
	
	wchar_t & operator [] (int nIndex);
	
	const wchar_t & operator [] (int nIndex) const;

	CString cs() const { return str; };

	wchar_t * StrChr(wchar_t szVal);

#ifdef _UNICODE
	
	TWCString(const CString &strSrc);
	
	TWCString & operator << (int iVal);
	
	TWCString & operator << (long iVal);
	
	TWCString & operator << (double dVal);
	
	TWCString & operator << (double * pdVal);
	
	TWCString & operator << (const CString &strSrc);
	
	TWCString & operator = (const CString &strSrc);
	
	int operator == (const CString &strSrc) const;
	
	int operator != (const CString &strSrc) const;
#endif

public:

	wchar_t *str;
};

#endif