method private virtual connect : 'b. ([> `combobox ], 'b) GtkSignal.t ->
callback:'b ->
GtkSignal.idmethod private virtual notify : 'b. ([> `combobox ], 'b) Gobject.property ->
callback:('b -> unit) ->
GtkSignal.idmethod changed : callback:(unit -> unit) -> GtkSignal.idmethod notify_active : callback:(int -> unit) -> GtkSignal.idmethod notify_add_tearoffs : callback:(bool -> unit) -> GtkSignal.idmethod notify_focus_on_click : callback:(bool -> unit) -> GtkSignal.idmethod notify_entry_text_column : callback:(int -> unit) -> GtkSignal.idmethod notify_has_entry : callback:(bool -> unit) -> GtkSignal.idmethod notify_has_frame : callback:(bool -> unit) -> GtkSignal.idmethod notify_wrap_width : callback:(int -> unit) -> GtkSignal.id