+ MatitaGtkMisc.toggle_callback ~check:main#ppNotationMenuItem
+ ~callback:(function
+ | true ->
+ CicNotation.set_active_notations
+ (List.map fst (CicNotation.get_all_notations ()))
+ | false ->
+ CicNotation.set_active_notations []);
+ MatitaGtkMisc.toggle_callback ~check:main#hideCoercionsMenuItem
+ ~callback:(fun enabled -> Acic2content.hide_coercions := enabled);
+ MatitaGtkMisc.toggle_callback ~check:main#unicodeAsTexMenuItem