public string[] GetTreeOpenItems()
{
XmlElement treeOpenItems = (XmlElement)this.DocumentElement.SelectSingleNode("treeOpenItems");
if (treeOpenItems == null)
{
treeOpenItems = this.CreateElement("treeOpenItems");
this.DocumentElement.AppendChild(treeOpenItems);
}
return(XmlUtilService.GetGroupItems(treeOpenItems, "item", ItemsDataMode.CData));
}
