gtk-sharp2.12.0.0Gtk# is thread aware, but not thread safe; See the Gtk# Thread Programming for details.Used to dictate the style that a uses to layout the buttons it contains. (See also: and ).System.EnumGLib.GType(typeof(Gtk.ButtonBoxStyleGType))FieldGtk.ButtonBoxStyleDefault packing.FieldGtk.ButtonBoxStyleButtons are evenly spread across the ButtonBox.FieldGtk.ButtonBoxStyleButtons are placed at the edges of the ButtonBox.FieldGtk.ButtonBoxStyleButtons are grouped towards the start of box, (on the left for a , or the top for a ).FieldGtk.ButtonBoxStyleButtons are grouped towards the end of a box, (on the right for a , or the bottom for a ).