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[SDK][ATL] Implement CStringT::FormatMessage (#2286)

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CStringT::FormatMessage in ATL is a method to build a formatted string.
CORE-16666
This commit is contained in:
Katayama Hirofumi MZ 2020-01-29 22:16:58 +09:00 • committed by GitHub
parent 5b3e84f2ef
commit eaa3692f7d
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1 changed files with 50 additions and 0 deletions
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50
sdk/lib/atl/cstringt.h
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@ -150,6 +150,16 @@ public:
return ::vswprintf(pszDest, pszFormat, args); return ::vswprintf(pszDest, pszFormat, args);
} }
static LPWSTR
FormatMessageV(_In_z_ LPCWSTR pszFormat, _In_opt_ va_list *pArgList)
{
LPWSTR psz;
::FormatMessageW(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING, pszFormat, 0, 0,
reinterpret_cast<LPWSTR>(&psz), 0, pArgList);
return psz;
}
static BSTR __cdecl AllocSysString( static BSTR __cdecl AllocSysString(
_In_z_ LPCWSTR pszSource, _In_z_ LPCWSTR pszSource,
_In_ int nLength) _In_ int nLength)
@ -289,6 +299,16 @@ public:
return ::vsprintf(pszDest, pszFormat, args); return ::vsprintf(pszDest, pszFormat, args);
} }
static LPSTR
FormatMessageV(_In_z_ LPCSTR pszFormat, _In_opt_ va_list *pArgList)
{
LPSTR psz;
::FormatMessageA(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_STRING, pszFormat, 0, 0, reinterpret_cast<LPSTR>(&psz),
0, pArgList);
return psz;
}
static BSTR __cdecl AllocSysString( static BSTR __cdecl AllocSysString(
_In_z_ LPCSTR pszSource, _In_z_ LPCSTR pszSource,
_In_ int nLength) _In_ int nLength)
@ -692,6 +712,36 @@ public:
CThisSimpleString::ReleaseBufferSetLength(nLength); CThisSimpleString::ReleaseBufferSetLength(nLength);
} }
void __cdecl FormatMessage(UINT nFormatID, ...)
{
va_list va;
va_start(va, nFormatID);
CStringT str;
if (str.LoadString(nFormatID))
FormatMessageV(str, &va);
va_end(va);
}
void __cdecl FormatMessage(PCXSTR pszFormat, ...)
{
va_list va;
va_start(va, pszFormat);
FormatMessageV(pszFormat, &va);
va_end(va);
}
void
FormatMessageV(PCXSTR pszFormat, va_list *pArgList)
{
PXSTR psz = StringTraits::FormatMessageV(pszFormat, pArgList);
if (!psz)
CThisSimpleString::ThrowMemoryException();
*this = psz;
::LocalFree(psz);
}
int Replace(PCXSTR pszOld, PCXSTR pszNew) int Replace(PCXSTR pszOld, PCXSTR pszNew)
{ {