Type Info Count(UInt32)
Retrieves the number of type information interfaces that an object provides (either 0 or 1).
void _Attribute.GetTypeInfoCount (out uint pcTInfo);
Points to a location that receives the number of type information interfaces provided by the object.
Late-bound access using the COM
IDispatch interface is not supported.
This method is for access to managed classes from unmanaged code, and should not be called from managed code. For more information about
IDispatch::GetTypeInfoCount, see the MSDN Library.