devexpress TreeList递归的实例代码

          XtraUserControlBlankList_Load(= = = = = ;
= = = = = = = = .BlankTreeList.Columns.AddRange( [] {
,}
    , TreeListNode node = .BlankTreeList.FindNodeByFieldValue(, );
     == =  (dt.Rows.Count >
  (DataRowView dv1 [] nodeview = {
     dv1[], dv1[], dv1[=].ToString(),dt,tn);
    

 PRivate void GetChild(string upnode, DataTable dt,TreeListNode tn)        {
try{
                    DataView dv = new DataView(dt);
                    dv.RowFilter = "ParentId = '" + upnode + "'";
foreach (DataRowView dv1 in dv)                {
object[] nodeview = {
 dv1["BlankID"], dv1["BlankName"], dv1["ParentId"] }
    ;
                        TreeListNode childnode = BlankTreeList.ApPEndNode( nodeview , tn);
                        GetChild(dv1["BlankID"].ToString(), dt, childnode);
//参数(父级ID,DataTable表,父节点)                }
            }
catch (Exception ex)            {
                    MessageBox.Show(ex.Message);
            }
        }
    

 private void BlankTreeList_FocusedNodeChanged_1(object sender, FocusedNodeChangedEventargs e)        {
                TreeListNode curNode = e.Node;
    if (curNode == null) return;
                TxtE1.Text = curNode.GetValue("BlankID").ToString();
}
    

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