module SizeGroup: GtkPackProps.SizeGroup
val cast : 'a Gobject.obj -> Gtk.size_group
module P:sig
..end
val create : [ `sizegroup ] Gobject.param list -> Gtk.size_group
val add_widget : [> `sizegroup ] Gtk.obj -> [> `widget ] Gtk.obj -> unit
val remove_widget : [> `sizegroup ] Gtk.obj -> [> `widget ] Gtk.obj -> unit