docs: public void setOptionsVisible(boolean optionsVisible) {
  
          m_optionsVisible = optionsVisible;
  
          boolean ousVisible = optionsVisible && !m_ouSelect.isAlwaysHidden();
          m_ouSelect.setVisible(ousVisible);
          m_forgotPasswordButton.setVisible(optionsVisible);
          String optionsMessage = CmsVaadinUtils.getMessageText(
              optionsVisible ? Messages.GUI_LOGIN_OPTIONS_HIDE_0 : Messages.GUI_LOGIN_OPTIONS_SHOW_0);
          m_optionsButton.setCaption(optionsMessage);
      }