STDMETHODIMP CFolderDialog::QueryInterface(REFIID iid, LPVOID* ppvRet)
{
if (ppvRet==NULL)
return E_INVALIDARG;
//BFTRACE(_T("CFolderDialog(%p)::QueryInterface(%s)\n"),this,_TR(iid));
HRESULT hr = ExternalQueryInterface(&iid, ppvRet);
//BFTRACE(_T(">CFolderDialog::QueryInterface returns %s, *ppv=%p\n"),_TR(hr),*ppvRet);
return hr;
}
STDMETHODIMP CComObject::ComQueryInterface(LPUNKNOWN pUnk, REFIID iid, LPVOID* ppvObj)
{
if ( iid == IID_IDispatch )
{
const IID* pIID;
if ( m_pDispatchMap.Lookup( pUnk, pIID ) )
{
*ppvObj = pUnk;
ComAddRef( pUnk );
return S_OK;
}
}
return ExternalQueryInterface( &iid, ppvObj );
}
