@Override
public void run() {
KongaTextField field = new KongaTextField();
overlay = new TextOverlay(field);
showIcon = new KongaCheckBox("Show &icon");
showIcon.addActionListener(this);
showText = new KongaCheckBox("Show &text");
showText.addActionListener(this);
changeText = new JButton("Change text");
changeText.setEnabled(false);
changeText.addActionListener(this);
BorderLayoutBuilder layout = new BorderLayoutBuilder(0, 10);