入门问题:为什么在页面上无法显示treeview控件呀??请帮忙看看!急呀
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.OleDb;
using Microsoft.Web.UI.WebControls;
namespace test
{
public class WebForm1 : System.Web.UI.Page
{
protected Microsoft.Web.UI.WebControls.TreeView TreeView1;
private void Page_Load(object sender, System.EventArgs e)
{
TreeView1 =new TreeView();
TreeView1.Nodes.Clear();
TreeNode TreeNode1;
TreeNode1 =new TreeNode();
TreeNode1.Text="根节点";
TreeNode1.ID="1";
TreeView1.Nodes.Add(TreeNode1);
}
可能哪里出了问题呢?
请指教!