ADLINK Technology cRTV-24, User Manual

Page: 150 / 178

140 Programming Guide
Below is the example code for adding property pages:
// pFilter points to the capture filter
ISpecifyPropertyPages *pSpecify;
HRESULT hr;
hr = pFilter-
>QueryInterface(IID_ISpecifyPropertyPages,
(void **)&pSpecify);
if (SUCCEEDED(hr))
{
FILTER_INFO FilterInfo;
pFilter->QueryFilterInfo(&FilterInfo);
FilterInfo.pGraph->Release();
CAUUID caGUID;
pSpecify->GetPages(&caGUID);
pSpecify->Release();
OleCreatePropertyFrame(
NULL, // Parent window
0,
// x (Reserved)
0, // y (Reserved)
FilterInfo.achName,// Caption for the
dialog box
1,
// Number of filters
(IUnknown **)&m_pFilter,// Pointer to
the filter
caGUID.cElems,// Number of property
pages
caGUID.pElems,// Pointer to property
page CLSIDs
0,
// Locale identifier
0, // Reserved
NULL // Reserved
);
CoTaskMemFree(caGUID.pElems);
}