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[SHELL32] CFSFolder: Add fallback for failing shell extension

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CORE-17673
This commit is contained in:
Mark Jansen 2021-09-05 21:07:30 +02:00
parent ad83af36dd
commit 9276b3f1bf
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GPG key ID: B39240EE84BEAE8B
1 changed files with 19 additions and 3 deletions
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22
dll/win32/shell32/folders/CFSFolder.cpp
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@ -883,10 +883,26 @@ HRESULT WINAPI CFSFolder::BindToObject(
CLSID clsidFolder; CLSID clsidFolder;
if (_ILIsFolder(pidl)) if (_ILIsFolder(pidl))
{ {
clsidFolder = CLSID_ShellFSFolder;
if ((pData->uFileAttribs & (FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_READONLY)) != 0) if ((pData->uFileAttribs & (FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_READONLY)) != 0)
SHELL32_GetCLSIDForDirectory(pfti.szTargetParsingName, L"CLSID", &clsidFolder); {
hr = SHELL32_GetCLSIDForDirectory(pfti.szTargetParsingName, L"CLSID", &clsidFolder);
if (SUCCEEDED(hr))
{
/* We got a GUID from a desktop.ini, let's try it */
hr = SHELL32_BindToSF(m_pidlRoot, &pfti, pidl, &clsidFolder, riid, ppvOut);
if (SUCCEEDED(hr))
{
TRACE("-- returning (%p) %08x, (%s)\n", *ppvOut, hr, wine_dbgstr_guid(&clsidFolder));
return hr;
}
/* Something went wrong, re-try it with a normal ShellFSFolder */
ERR("CFSFolder::BindToObject: %s failed to bind, using fallback (0x%08x)\n", wine_dbgstr_guid(&clsidFolder), hr);
}
}
/* No system folder or the custom class failed */
clsidFolder = CLSID_ShellFSFolder;
} }
else else
{ {