windows-nt/Source/XPSP1/NT/printscan/inc/psutil/simbstr.h

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/*******************************************************************************
*
* (C) COPYRIGHT MICROSOFT CORPORATION, 1998
*
* TITLE: SIMBSTR.H
*
* VERSION: 1.0
*
* AUTHOR: ShaunIv
*
* DATE: 5/12/1998
*
* DESCRIPTION: Simple CBSTR class
*
*******************************************************************************/
#ifndef _SIMBSTR_H_INCLUDED
#define _SIMBSTR_H_INCLUDED
#include <windows.h>
#include "simstr.h"
class CSimpleBStr
{
private:
BSTR m_BStr;
public:
CSimpleBStr( void )
: m_BStr(NULL)
{
}
CSimpleBStr( LPCWSTR pwstrString )
: m_BStr(NULL)
{
AllocString(pwstrString);
}
CSimpleBStr( const CSimpleString &str )
: m_BStr(NULL)
{
AllocString(CSimpleStringConvert::WideString(str).String());
}
CSimpleBStr( const CSimpleBStr &other )
: m_BStr(NULL)
{
AllocString(other.WideString().String());
}
void AllocString( LPCWSTR pwstrString )
{
FreeString();
if (pwstrString)
{
m_BStr = SysAllocString(pwstrString);
}
}
void FreeString(void)
{
if (m_BStr)
{
SysFreeString(m_BStr);
m_BStr = NULL;
}
}
virtual ~CSimpleBStr(void)
{
FreeString();
}
CSimpleBStr &operator=( const CSimpleBStr &other )
{
AllocString(other.WideString().String());
return *this;
}
CSimpleBStr &operator=( LPCWSTR lpwstrString )
{
AllocString(lpwstrString);
return *this;
}
BSTR BString(void) const
{
return m_BStr;
}
operator BSTR(void) const
{
return m_BStr;
}
CSimpleStringWide WideString(void) const
{
return CSimpleStringConvert::WideString(CSimpleStringWide(m_BStr));
}
};
#endif