@Override
  public void writeLayout(final XmlWriter writer, final RadContainer radContainer) {
    FlowLayout layout = (FlowLayout) radContainer.getLayout();
    writer.addAttribute(UIFormXmlConstants.ATTRIBUTE_HGAP, layout.getHgap());
    writer.addAttribute(UIFormXmlConstants.ATTRIBUTE_VGAP, layout.getVgap());
    writer.addAttribute(UIFormXmlConstants.ATTRIBUTE_FLOW_ALIGN, layout.getAlignment());
  }
@Override
  public void writeLayout(final XmlWriter writer, final RadContainer radContainer)