code: private boolean isTabRootLevel(String path) {
  
          path = path.substring(1);
          if (!path.contains("/")) {
              return true;
          }
          if (m_tabInfos != null) {
              for (CmsTabInfo info : m_tabInfos) {
                  if (info.isCollapsed()
                      && path.startsWith(info.getStartName())
                      && !path.substring(info.getStartName().length() + 1).contains("/")) {
                      return true;
                  }
              }
          }
          return false;
      }
docs: Returns if an element with the given path will be displayed at root level of a content editor tab.<p>
  
  @param path the element path
  
  @return <code>true</code> if an element with the given path will be displayed at root level of a content editor tab