Simon Rozman bce73bc2ea Bump Copyright year
Signed-off-by: Simon Rozman <simon@rozman.si>
2024-01-06 10:54:53 +01:00

89 lines
2.7 KiB
C++

/*
SPDX-License-Identifier: MIT
Copyright © 1991-2024 Amebis
Copyright © 2016 GÉANT
*/
/// \defgroup WinStdShellWAPI Shell API
#pragma once
#include "Common.h"
#include <Shlwapi.h>
#include <string>
/// \addtogroup WinStdShellWAPI
/// @{
/// @copydoc PathCanonicalizeW()
template<class _Traits, class _Ax>
static BOOL PathCanonicalizeA(_Inout_ std::basic_string<char, _Traits, _Ax> &sValue, _In_ LPCSTR pszPath)
{
char szBuffer[MAX_PATH + 1];
BOOL bResult = ::PathCanonicalizeA(szBuffer, pszPath);
sValue.assign(szBuffer, bResult ? MAX_PATH : 0);
return bResult;
}
///
/// Simplifies a path by removing navigation elements such as "." and ".." to produce a direct, well-formed path, and stores it in a std::wstring string.
///
/// \sa [PathCanonicalize function](https://msdn.microsoft.com/en-us/library/windows/desktop/bb773569.aspx)
///
template<class _Traits, class _Ax>
static BOOL PathCanonicalizeW(_Inout_ std::basic_string<wchar_t, _Traits, _Ax> &sValue, _In_ LPCWSTR pszPath)
{
wchar_t szBuffer[MAX_PATH + 1];
BOOL bResult = ::PathCanonicalizeW(szBuffer, pszPath);
sValue.assign(szBuffer, bResult ? MAX_PATH : 0);
return bResult;
}
/// @copydoc PathRemoveBackslashW()
template<class _Traits, class _Ax>
static void PathRemoveBackslashA(_Inout_ std::basic_string<char, _Traits, _Ax>& sValue)
{
char szBuffer[MAX_PATH + 1];
size_t len = sValue.length();
if (len < _countof(szBuffer)) {
memcpy(szBuffer, sValue.c_str(), len);
szBuffer[len] = 0;
PathRemoveBackslashA(szBuffer);
sValue.assign(szBuffer);
}
else {
std::unique_ptr<char[]> buf(new char[len + 1]);
memcpy(buf.get(), sValue.c_str(), len);
buf[len] = 0;
PathRemoveBackslashA(buf.get());
sValue.assign(buf.get());
}
}
///
/// Removes the trailing backslash from a given path.
///
/// \sa [PathRemoveBackslashW function](https://learn.microsoft.com/en-us/windows/win32/api/shlwapi/nf-shlwapi-pathremovebackslashw)
///
template<class _Traits, class _Ax>
static void PathRemoveBackslashW(_Inout_ std::basic_string<wchar_t, _Traits, _Ax>& sValue)
{
wchar_t szBuffer[MAX_PATH + 1];
size_t len = sValue.length();
if (len < _countof(szBuffer)) {
wmemcpy(szBuffer, sValue.c_str(), len);
szBuffer[len] = 0;
PathRemoveBackslashW(szBuffer);
sValue.assign(szBuffer);
}
else {
std::unique_ptr<wchar_t[]> buf(new wchar_t[len + 1]);
wmemcpy(buf.get(), sValue.c_str(), len);
buf[len] = 0;
PathRemoveBackslashW(buf.get());
sValue.assign(buf.get());
}
}
/// @}