([> `filechooserbutton ] as 'a) Gobject.obj ->
object
val obj : 'a Gobject.obj
method private notify :
'b. ('a, 'b) Gobject.property -> callback:('b -> unit) -> GtkSignal.id
method title : callback:(string -> unit) -> GtkSignal.id
method width_chars : callback:(int -> unit) -> GtkSignal.id
end