code: public boolean isSorteable() {
  
          Iterator<CmsListColumnDefinition> itCols = m_columns.elementList().iterator();
          while (itCols.hasNext()) {
              CmsListColumnDefinition col = itCols.next();
              if (col.isSorteable()) {
                  return true;
              }
          }
          return false;
      }
docs: Returns <code>true</code> if any column is sorteable.<p>
  
  @return <code>true</code> if any column is sorteable