For additional information about the LIBFLAGS enumeration, see the MSDN Library.
The common language runtime throws an exception when a COM method in native code returns an HRESULT. For more information, see How to: Map HRESULTs and Exceptions.
The type library describes controls and should not be displayed in type browsers intended for nonvisual objects.
The type library exists in a persisted form on disk.
The type library should not be displayed to users, although its use is not restricted. The type library should be used by controls. Hosts should create a new type library that wraps the control with extended properties.
The type library is restricted, and should not be displayed to users.