glib/menu.go
func (v *MenuItem) SetSubmenu(submenu *MenuModel) {
	C.g_menu_item_set_submenu(v.native(), submenu.native())
}
func (v *MenuItem) SetSubmenu(submenu *MenuModel) {
	C.g_menu_item_set_submenu(v.native(), submenu.native())
}
func ( v * MenuItem ) SetSubmenu ( submenu * MenuModel ) { C . g_menu_item_set_submenu ( v . native ( ) , submenu . native ( ) ) }
//SetSubmenu is a wrapper around g_menu_item_set_submenu().
SetSubmenu is a wrapper around g_menu_item_set_submenu () .