func buttons(bs *ink.ButtonSet, rs *ink.RadioSet, t *ink.Txt) { in := bs.Events() rs.SendEventsTo(in) for ev := range in { cmd.Warn("buttons: %v", ev.Args) if ev.Args[0] == "Set" { s := style if bold { s += "b" } if italic { s += "i" } t.SetFont(s) } } }