HRESULT GetKnownFolderForPath(PCWSTR pszPath, KNOWNFOLDERID *pkfid, KNOWNFOLDER_DEFINITION *pkfd)
{
IKnownFolderManager *pkfm;
HRESULT hr = CoCreateInstance(CLSID_KnownFolderManager, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pkfm));
if (SUCCEEDED(hr))
{
IKnownFolder *pkf;
hr = pkfm->FindFolderFromPath(pszPath, FFFP_EXACTMATCH, &pkf);
if (S_OK == hr)
{
hr = pkf->GetId(pkfid);
if (S_OK == hr)
{
hr = pkf->GetFolderDefinition(pkfd);
if (S_OK != hr)
{
wprintf(L"IKnownFolderManager::GetFolderDefinition return hr=0x%x\n", hr);
}
}
else
{
wprintf(L"IKnownFolder::GetId return hr=0x%x\n", hr);
}
pkf->Release();
}
else
{
wprintf(L"IKnownFolderManager::FindFolderFromPath return hr=0x%x\n", hr);
}
pkfm->Release();
}
return hr;
}
void EnumAndDumpKnownFolders(DWORD *pdwKFCount, PCWSTR pszNameSrchStr, REFKNOWNFOLDERID kfidSearch)
{
*pdwKFCount = 0;
IKnownFolderManager *pkfm = NULL;
HRESULT hr = CoCreateInstance(CLSID_KnownFolderManager, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&pkfm));
if (SUCCEEDED(hr))
{
KNOWNFOLDERID *rgKFIDs = NULL;
UINT cKFIDs = 0;
hr = pkfm->GetFolderIds(&rgKFIDs, &cKFIDs);
if (SUCCEEDED(hr))
{
WCHAR szKFIDGuid[GUID_SIZE];
IKnownFolder *pkfCurrent = NULL;
for (UINT i = 0; i < cKFIDs; ++i)
{
// if we are searching for a specific GUID, make sure we match before going
// any further. GUID_NULL means "show all."
if (kfidSearch == GUID_NULL || kfidSearch == rgKFIDs[i])
{
StringFromGUID2(rgKFIDs[i], szKFIDGuid, ARRAYSIZE(szKFIDGuid));
hr = pkfm->GetFolder(rgKFIDs[i], &pkfCurrent);
if (SUCCEEDED(hr))
{
KNOWNFOLDERID kfid;
hr = pkfCurrent->GetId(&kfid);
if (FAILED(hr))
{
wprintf(L"IKnownFolder::GetId() failed for %s! hr=0x%x\n", szKFIDGuid, hr);
}
KNOWNFOLDER_DEFINITION kfd;
hr = pkfCurrent->GetFolderDefinition(&kfd);
if (FAILED(hr))
{
wprintf(L"IKnownFolderManager::GetFolderDefinition() failed hr=0x%x KNOWNFOLDERID=%s", hr, szKFIDGuid);
}
else
{
BOOL fDumpThisFolder = TRUE;
if (pszNameSrchStr)
{
if (NULL == wcsstr(kfd.pszName, pszNameSrchStr))
{
fDumpThisFolder = FALSE;
}
}
if (fDumpThisFolder)
{
++*pdwKFCount;
DumpKnownFolderDef(kfid, kfd);
DumpKnownFolderInfo(pkfCurrent);
}
FreeKnownFolderDefinitionFields(&kfd);
}
pkfCurrent->Release();
}
else
{
wprintf(L"IKnownFolderManager::GetFolder() failed for %s hr=0x%x\n", szKFIDGuid, hr);
}
}
}
CoTaskMemFree(rgKFIDs);
}
pkfm->Release();
}
}