module S:sig
..end
val activate : ([> `button ], unit -> unit) GtkSignal.t
val clicked : ([> `button ], unit -> unit) GtkSignal.t
val enter : ([> `button ], unit -> unit) GtkSignal.t
val leave : ([> `button ], unit -> unit) GtkSignal.t
val pressed : ([> `button ], unit -> unit) GtkSignal.t
val released : ([> `button ], unit -> unit) GtkSignal.t