glib/menu.go
func MenuItemNew(label, detailed_action string) *MenuItem {
	cstr1 := (*C.gchar)(C.CString(label))
	defer C.free(unsafe.Pointer(cstr1))

	cstr2 := (*C.gchar)(C.CString(detailed_action))
	defer C.free(unsafe.Pointer(cstr2))

	c := C.g_menu_item_new(cstr1, cstr2)
	if c == nil {
		return nil
	}
	return wrapMenuItem(wrapObject(unsafe.Pointer(c)))
}
func MenuItemNew(label, detailed_action string) *MenuItem {
	cstr1 := (*C.gchar)(C.CString(label))
	defer C.free(unsafe.Pointer(cstr1))

	cstr2 := (*C.gchar)(C.CString(detailed_action))
	defer C.free(unsafe.Pointer(cstr2))

	c := C.g_menu_item_new(cstr1, cstr2)
	if c == nil {
		return nil
	}
	return wrapMenuItem(wrapObject(unsafe.Pointer(c)))
}
// MenuItemNew is a wrapper around g_menu_item_new().