class['a]variable_signals :set:'a signal -> changed:'a signal ->object..end
val after : bool
method after : 'a #variable_signals
method set : callback:('a -> unit) -> GtkSignal.id
method changed : callback:('a -> unit) -> GtkSignal.id
method disconnect : GtkSignal.id -> unit
val mutable disconnectors : (GtkSignal.id -> bool) list