private void showPopupMenuOnClick() {
    ClickListener clickListener = new ClickListener() {
      @Override
      public boolean onClick(@NotNull MouseEvent event, int clickCount) {
        if (!isEnabled()) return false;
        if (UIUtil.isCloseClick(event, MouseEvent.MOUSE_RELEASED)) {
          resetFilter();
        }
        else {
          showPopup();
        }
        return true;
      }
    };
    clickListener.installOn(this);
    clickListener.installOn(myValueLabel);
    if (myNameLabel != null) clickListener.installOn(myNameLabel);
  }
private void showPopupMenuOnClick()