private void setupEscKey(JComponent component) {
    @NlsSafe
    String actionName = "FCB_ESC";
    Action action = new AbstractAction(actionName) {

      private static final long serialVersionUID = -4351240441578952476L;

      @Override
      public void actionPerformed(ActionEvent e) {
        popup.hide();
        if (e.getSource() instanceof JTextField textField) {
          textField.setCaretPosition(textField.getCaretPosition());
        }
      }
    };
    component.getActionMap().put(actionName, action);
    component.getInputMap(JComponent.WHEN_FOCUSED)
      .put(KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), actionName);
  }
private void setupEscKey(JComponent component)