public void setObjectValues() {
   ((JTextField) (fields.get("board"))).setText(sketch.getBoard().getName());
   ((JTextField) (fields.get("core"))).setText(sketch.getCore().getName());
   ((JTextField) (fields.get("compiler"))).setText(sketch.getCompiler().getName());
   ((JTextField) (fields.get("port"))).setText(sketch.getDevice().toString());
   ((JTextField) (fields.get("programmer"))).setText(sketch.getProgrammer());
 }