Listgroup group = null;
if (renderer instanceof ListgroupRendererExt)
group = ((ListgroupRendererExt)renderer).newListgroup(_listbox);
if (group == null) {
group = new Listgroup();
group.applyProperties();
}
return group;
}
private Listgroupfoot newListgroupfoot(ListitemRenderer renderer) {
Listgroupfoot groupfoot = null;