this.label = new JLabel(label, SwingConstants.RIGHT);  if (tip != null) { this.label.setToolTipText(tip); }  field = new SField(editable, tip);
this(true, label, tip);
    public LField (boolean editable,                   String  label,                   String  tip)    {        this.label = new JLabel(label, SwingConstants.RIGHT);        if (tip != null) {            this.label.setToolTipText(tip);        }        field = new SField(editable, tip);    }