private void BindTreeView()
2 {
3 treeView1.Nodes.AddRange(GetChildNodes(dt, 0));
4 }
5
6 private TreeNode[] GetChildNodes(DataTable dt, int pId)
7 {
8 var nodes = new List<TreeNode>();
9 var rows = dt.AsEnumerable().Where(s => Convert.ToInt32(s["pId"]) == pId);
10 foreach(var row in rows)
11 {
12 var node = new TreeNode();
13 node.Text = row["Name"].ToString();
14 node.Tag = row["Tag"].ToString();
15 node.Nodes.AddRange(GetChildNodes(dt, Convert.ToInt32(row["Tag"])));
16 nodes.Add(node);
17 }
18 return nodes.ToArray();
19 }