public static System.Xml.XmlDocument GenerateTree(string startingNodeId, TreeData.TreeDataTableDataTable dt)
{
XmlDocument xml = new XmlDocument();
string rootDescription = string.Empty;
string rootNote = string.Empty;
if (dt.Select(string.Format("nodeID='{0}'", startingNodeId)).Length > 0)
{
rootDescription = ((TreeData.TreeDataTableRow)dt.Select(string.Format("nodeID='{0}'", startingNodeId))[0]).nodeDescription;
rootNote = ((TreeData.TreeDataTableRow)dt.Select(string.Format("nodeID='{0}'", startingNodeId))[0]).nodeNote;
}
XmlNode RootNode = GetXMLNode(xml, startingNodeId, rootDescription, rootNote);
xml.AppendChild(RootNode);
BuildTree(xml, dt, RootNode, 0);
dt.Dispose();
dt = null;
return(xml);
}
/// <summary>
/// convert the datatable to an XML document
/// </summary>
/// <param name="oNode"></param>
/// <param name="y"></param>
private static void BuildTree(XmlDocument xml, TreeData.TreeDataTableDataTable dtTree, XmlNode oNode, int y)
{
XmlNode childNode = null;
//has children
foreach (TreeData.TreeDataTableRow childRow in dtTree.Select(
string.Format("parentNodeID='{0}'", oNode.Attributes["nodeID"].InnerText)))
{
//for each child node call this function again
childNode = GetXMLNode(xml, childRow.nodeID, childRow.nodeDescription, childRow.nodeNote);
oNode.AppendChild(childNode);
BuildTree(xml, dtTree, childNode, y + 1);
}
}