code: private void iniLanguage(CmsUserSettings settings) {
  
          m_language.setContainerDataSource(CmsVaadinUtils.getLanguageContainer("caption"));
          m_language.setItemCaptionPropertyId("caption");
          m_language.setNewItemsAllowed(false);
          m_language.setNullSelectionAllowed(false);
          if (settings != null) {
              m_language.select(settings.getLocale());
          } else {
              m_language.select(m_language.getItemIds().iterator().next());
          }
      }
docs: Initializes the language combo box.<p>
  
  @param settings user settings