([> Gtk.radio_action ] as 'b) Gobject.obj ->
object ('a)
val after : bool
val obj : 'b Gobject.obj
method activate : callback:(unit -> unit) -> GtkSignal.id
method after : 'a
method changed : callback:(int -> unit) -> GtkSignal.id
method toggled : callback:(unit -> unit) -> GtkSignal.id
end