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

      private static final long serialVersionUID = -1583258893221830664L;

      @Override
      public void actionPerformed(ActionEvent e) {
        if (!popup.isPopupFocused() || !popup.selectFirst(false)) {
          if (e.getSource() instanceof JTextField textField) {
            textField.setCaretPosition(0);
          }
        }
      }
    };
    component.getActionMap().put(actionName, action);
    component.getInputMap(JComponent.WHEN_FOCUSED)
      .put(KeyStroke.getKeyStroke(KeyEvent.VK_HOME, 0), actionName);
  }
private void setupHomeKey(JComponent component)