| _NewEnum([out, retval] IUnknown **ppEnum) | tcomIAttributes | |
| AddAttribute([in] BSTR name,[in] BSTR value,[out, retval] tcomIAttribute **ppAttribute) | tcomIAttributes | |
| Count | tcomIAttributes | |
| Item([in] VARIANT *pvaIndex,[out, retval] VARIANT *pvaItem) | tcomIAttributes | |
| RemoveAttribute([in] BSTR name) | tcomIAttributes |