ImageGear ArtXGUI component provides the following enumerations:

enumIGArtXGUIAction	Specifies the result of ArtX GUI action operations.
enumIGArtXGUIActionCB	Specifies callback types for IG_ARTX_register_callback.
enumIGArtXGUIActionType	Specifies ArtX GUI action types and is used with function IG_ARTX_action_type_get().
enumIGArtXGUIMode	Specifies ArtX GUI mode.
enumIGArtXGUIToolbarEventType	Enumerates the various reasons for raising the ToolBarNotify event.