HRESULT SHELL32_CompareDetails(IShellFolder2* isf, LPARAM lParam, LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
{
SHELLDETAILS sd;
WCHAR wszItem1[MAX_PATH], wszItem2[MAX_PATH];
HRESULT hres;
hres = isf->GetDetailsOf(pidl1, lParam, &sd);
if (FAILED(hres))
return MAKE_COMPARE_HRESULT(1);
hres = StrRetToBufW(&sd.str, pidl1, wszItem1, MAX_PATH);
if (FAILED(hres))
return MAKE_COMPARE_HRESULT(1);
hres = isf->GetDetailsOf(pidl2, lParam, &sd);
if (FAILED(hres))
return MAKE_COMPARE_HRESULT(1);
hres = StrRetToBufW(&sd.str, pidl2, wszItem2, MAX_PATH);
if (FAILED(hres))
return MAKE_COMPARE_HRESULT(1);
int ret = wcsicmp(wszItem1, wszItem2);
if (ret == 0)
return SHELL32_CompareChildren(isf, lParam, pidl1, pidl2);
return MAKE_COMPARE_HRESULT(ret);
}
HRESULT WINAPI CRegFolder::CompareIDs(LPARAM lParam, PCUIDLIST_RELATIVE pidl1, PCUIDLIST_RELATIVE pidl2)
{
if (!pidl1 || !pidl2 || pidl1->mkid.cb == 0 || pidl2->mkid.cb == 0)
{
ERR("Got an empty pidl!\n");
return E_INVALIDARG;
}
GUID const *clsid1 = _ILGetGUIDPointer (pidl1);
GUID const *clsid2 = _ILGetGUIDPointer (pidl2);
if (!clsid1 && !clsid2)
{
ERR("Got no guid pidl!\n");
return E_INVALIDARG;
}
else if (clsid1 && clsid2)
{
if (memcmp(clsid1, clsid2, sizeof(GUID)) == 0)
return SHELL32_CompareChildren(this, lParam, pidl1, pidl2);
return SHELL32_CompareDetails(this, lParam, pidl1, pidl2);
}
/* Guid folders come first compared to everything else */
return MAKE_COMPARE_HRESULT(clsid1 ? -1 : 1);
}