bool CPathUtils::PathIsChild(const std::wstring& parent, const std::wstring& child)
{
std::wstring sParent = GetLongPathname(parent);
std::wstring sChild = GetLongPathname(child);
if (sParent.size() >= sChild.size())
return false;
NormalizeFolderSeparators(sParent);
NormalizeFolderSeparators(sChild);
std::wstring sChildAsParent = sChild.substr(0, sParent.size());
if (sChildAsParent.empty())
return false;
if (PathCompare(sParent, sChildAsParent) != 0)
return false;
if (IsFolderSeparator(*sParent.rbegin()))
{
if (!IsFolderSeparator(*sChildAsParent.rbegin()))
return false;
}
else
{
if (!IsFolderSeparator(sChild[sParent.size()]))
return false;
}
return true;
}
CString CPathUtils::GetAppPath(HMODULE hMod /*= NULL*/)
{
CString path;
DWORD len = 0;
DWORD bufferlen = MAX_PATH; // MAX_PATH is not the limit here!
path.GetBuffer(bufferlen);
do
{
bufferlen += MAX_PATH; // MAX_PATH is not the limit here!
path.ReleaseBuffer(0);
len = GetModuleFileName(hMod, path.GetBuffer(bufferlen + 1), bufferlen);
} while (len == bufferlen);
path.ReleaseBuffer();
return GetLongPathname(path);
}
CString CPathUtils::GetAppDirectory(HMODULE hMod /* = nullptr */)
{
CString path;
DWORD len = 0;
DWORD bufferlen = MAX_PATH; // MAX_PATH is not the limit here!
path.GetBuffer(bufferlen);
do
{
bufferlen += MAX_PATH; // MAX_PATH is not the limit here!
path.ReleaseBuffer(0);
len = GetModuleFileName(hMod, path.GetBuffer(bufferlen+1), bufferlen);
} while(len == bufferlen);
path.ReleaseBuffer();
path = path.Left(path.ReverseFind('\\')+1);
return GetLongPathname(path);
}
CString CPathUtils::GetAppDirectory(HMODULE hMod /* = NULL */)
{
CString path = GetAppPath(hMod);
path = path.Left(path.ReverseFind('\\')+1);
return GetLongPathname(path);
}
