*/
public void setTreeNodeValueAt(TreePath path,boolean hasFocus)
{
int row = getDefaultRowMapper().getRowForPath(path);
if ((row == 0) && isRootless()) return; // El root no tiene visualizaci�n
ElementTreeNodeImpl treeNode = getElementTreeNodeFromRow(row);
Object value = path.getLastPathComponent();
setNodeValueAt(row,value,hasFocus,treeNode,false);
}