, strength_adjustment (100.0, 0.0, 100.0, 1.0, 10.0)
, strength_spinner (strength_adjustment)
, strength_label (_("Strength"))
, swing_adjustment (100.0, -130.0, 130.0, 1.0, 10.0)
, swing_spinner (swing_adjustment)
, swing_button (_("Swing"))
, strength_adjustment (100.0, 0.0, 100.0, 1.0, 10.0)
, strength_spinner (strength_adjustment)
, strength_label (_("Strength"))
, swing_adjustment (100.0, -130.0, 130.0, 1.0, 10.0)
, swing_spinner (swing_adjustment)
, swing_button (_("Swing"))