Button.checkbutton
The checkbutton widget.
inherit togglebutton
method indicator_font : Stk.Font.font_desc
method set_indicator_font : Stk.Font.font_desc -> unit
method indicator_active_char : Stdlib.Uchar.t
method set_indicator_active_char : Stdlib.Uchar.t -> unit
method indicator_inactive_char : Stdlib.Uchar.t
method set_indicator_inactive_char : Stdlib.Uchar.t -> unit
method private indicator_char : Stdlib.Uchar.t
method group : group option
method set_group : group -> unit