layoutPool.setParent(this);
  protected void loadChildren(ViewFactory vf)  {    if (layoutPool == null)      {        layoutPool = new LogicalView(getElement());        Element el = getElement();        int count = el.getElementCount();        for (int i = 0; i < count; ++i)          {            Element childEl = el.getElement(i);            View childView = vf.create(childEl);            layoutPool.append(childView);          }      }  }