GtkPackProps.SizeGroup
val cast : 'a Gobject.obj -> Gtk.size_group
module P : sig ... end
val create : [ `sizegroup ] Gobject.param list -> Gtk.size_group
val make_params :
cont:([> `sizegroup ] as 'a Gobject.param list -> 'b) ->
'a Gobject.param list ->
?mode:GtkEnums.size_group_mode ->
'c