package test; import org.zkoss.zul.Treecell; import org.zkoss.zul.Treeitem; import org.zkoss.zul.TreeitemRenderer; import org.zkoss.zul.Treerow; public class FileTreeRenderer implements TreeitemRenderer{ @Override public void render(Treeitem item, Object data) throws Exception{ final FileTreeNode node = (FileTreeNode) data; final Treerow treeRow = new Treerow(); item.appendChild(treeRow); treeRow.appendChild(new Treecell(node.getRenderName())); } }