gtk-sharp2.12.0.0Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details.Used to change the appearance of an outline typically provided by a .System.EnumGLib.GType(typeof(Gtk.ShadowTypeGType))FieldGtk.ShadowTypeNo outline.FieldGtk.ShadowTypeThe outline is bevelled inwards.FieldGtk.ShadowTypeThe outline is bevelled outwards like a button.FieldGtk.ShadowTypeThe outline itself is an inward bevel, but the frame is an outward bevel.FieldGtk.ShadowTypeThe outline itself is an outward bevel, but the frame is an inward bevel.