ICatInformation::EnumReqCategoriesOfClass method (comcat.h)

Retrieves an enumerator for the CATIDs required by the specified class.


HRESULT EnumReqCategoriesOfClass(
  [in]  REFCLSID  rclsid,
  [out] IEnumGUID **ppenumCatid


[in] rclsid

The class identifier.

[out] ppenumCatid

A pointer to an IEnumCATID interface pointer. This can be used to enumerate the CATIDs that are required by rclsid.

Return value

This method can return the standard return values E_INVALIDARG, E_OUTOFMEMORY, and S_OK.


Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header comcat.h

See also