protected @NotNull JPanel createMessagePanel() {
    JPanel messagePanel = new JPanel(new BorderLayout());
    if (myMessage != null) {
      JLabel textLabel = new JLabel(myMessage);
      textLabel.setBorder(BorderFactory.createEmptyBorder(0, 0, 5, 0));
      textLabel.setUI(new MultiLineLabelUI());
      messagePanel.add(textLabel, BorderLayout.NORTH);
    }
    return messagePanel;
  }
protected @NotNull JPanel createMessagePanel()