# Class virtual OgtkRangeProps.ruler_notify

    class virtual ruler_notify : [> `ruler ] Gobject.obj -> object .. end

    val obj : ([> `ruler ] as 'a) Gobject.obj

    method private notify : 'b. ('a, 'b) Gobject.property -> callback:('b -> unit) -> GtkSignal.id

    method lower : callback:(float -> unit) -> GtkSignal.id

    method upper : callback:(float -> unit) -> GtkSignal.id

    method max_size : callback:(float -> unit) -> GtkSignal.id

    method position : callback:(float -> unit) -> GtkSignal.id