enum eIfcSurfaceStyleElementSelect {
kIfcSurfaceStyleElementSelect_IfcSurfaceStyleShading_handle,
kIfcSurfaceStyleElementSelect_IfcSurfaceStyleLighting_handle,
kIfcSurfaceStyleElementSelect_IfcSurfaceStyleWithTextures_handle,
kIfcSurfaceStyleElementSelect_IfcExternallyDefinedSurfaceStyle_handle,
kIfcSurfaceStyleElementSelect_IfcSurfaceStyleRefraction_handle,
kIfcSurfaceStyleElementSelect_unset,
kIfcSurfaceStyleElementSelect_JustLoaded_handle
};