code: public void onReceiveSitemapPreloadData(CmsSitemapEntryBean sitemapPreloadData) {
  
          CmsSitemapTab sitemapTab = m_galleryDialog.getSitemapTab();
          if (sitemapTab != null) {
              sitemapTab.onReceiveSitemapPreloadData(sitemapPreloadData);
          }
      }
docs: This method is called when preloaded sitemap tree state data is loaded.<p>
  
  @param sitemapPreloadData the sitemap preload data