62,046
社区成员
发帖
与我相关
我的任务
分享
protected void AddChildNode(string codeid,TreeNode prentnode)
{
OleDbDataReader dr=Maticsoft.DBUtility.DbHelperOleDb.ExecuteReader("select id,typename,typecode from school_alltype where typecode="+codeid );
TreeNode node = null;
while (dr.Read())
{
node = new TreeNode();
node.Value = dr[0].ToString();
node.Text = dr[1].ToString();
_prentnode = new TreeNode();
this.TreeView1.SelectedNode =prentnode;
this.TreeView1.SelectedNode.ChildNodes.Add(node);
AddChildNode(dr[0].ToString(),node);
}
dr.Close();
}