mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.0 KiB
48 lines
1.0 KiB
// Copyright (c) 1995 Microsoft Corporation. All Rights Reserved.
|
|
//
|
|
// CMultiByteStr
|
|
//
|
|
// Quick and dirty converter from TSTR to WSTR.
|
|
// note that in the UNICODE case no copy is performed,
|
|
// so the lifetime of the string pointed to must be longer
|
|
// than this object.
|
|
class CMultiByteStr {
|
|
public:
|
|
|
|
CMultiByteStr(LPCTSTR szString) {
|
|
|
|
#ifdef UNICODE
|
|
|
|
m_wszString = szString;
|
|
|
|
#else
|
|
int iLen = MultiByteToWideChar(CP_ACP, 0,
|
|
szString, -1,
|
|
m_wszString, 0);
|
|
m_wszString = new WCHAR[iLen];
|
|
if (m_wszString == NULL) {
|
|
throw CHRESULTException(E_OUTOFMEMORY);
|
|
}
|
|
MultiByteToWideChar(CP_ACP, 0,
|
|
szString, -1,
|
|
m_wszString, iLen);
|
|
#endif
|
|
}
|
|
|
|
~CMultiByteStr() {
|
|
|
|
#ifndef UNICODE
|
|
delete[] m_wszString;
|
|
#endif
|
|
}
|
|
|
|
operator LPCWSTR() { return m_wszString; }
|
|
|
|
private:
|
|
|
|
#ifdef UNICODE
|
|
LPCWSTR m_wszString; // const if UNICODE
|
|
#else
|
|
LPWSTR m_wszString;
|
|
#endif
|
|
};
|