STDMETHODIMP CDataObject::EnumFormatEtc( DWORD dwDirection,
IEnumFORMATETC** ppEFE)
{
HRESULT hr = E_NOTIMPL;
*ppEFE = NULL;
if(DATADIR_GET == dwDirection)
{
CEnumFormatEtc *pefeTemp = new CEnumFormatEtc(m_pFormatEtc, m_cFormatEtc);
if(pefeTemp)
{
hr = pefeTemp->QueryInterface(IID_IEnumFORMATETC, (LPVOID*)ppEFE);
pefeTemp->Release();
}
}
return hr;
}
STDMETHODIMP CEnumFormatEtc::Clone(IEnumFORMATETC **ppCloneEnumFormatEtc)
{
CEnumFormatEtc *newEnum;
if(NULL == ppCloneEnumFormatEtc)
return S_FALSE;
newEnum = new CEnumFormatEtc(m_pStrFE, m_cItems);
if(newEnum ==NULL)
return E_OUTOFMEMORY;
newEnum->AddRef();
newEnum->m_iCur = m_iCur;
*ppCloneEnumFormatEtc = newEnum;
return S_OK;
}
STDMETHODIMP
CEnumFormatEtc::Clone(LPENUMFORMATETC *aResult)
{
// Must return a new IEnumFORMATETC interface with the same iterative state.
if (!aResult)
return E_INVALIDARG;
CEnumFormatEtc * pEnumObj = new CEnumFormatEtc(mFormatList);
if (!pEnumObj)
return E_OUTOFMEMORY;
pEnumObj->AddRef();
pEnumObj->SetIndex(mCurrentIdx);
*aResult = pEnumObj;
return S_OK;
}
