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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 Microsoft.Web.UI.WebControls;
using System.Data.SqlClient;
namespace TreeCS
{
/// <summary>
/// WebForm1 µÄժҪ˵Ã÷¡£
/// </summary>
public class WebForm1 : System.Web.UI.Page
{
protected Microsoft.Web.UI.WebControls.TreeView TreeView1;
private void Page_Load(object sender, System.EventArgs e)
{
// ¶¨ÒåÊý¾Ý¿âÁ¬½Ó
SqlConnection CN = new SqlConnection();
try
{
//³õʼ»¯Á¬½Ó×Ö·û´®
CN.ConnectionString= "data source=pmserver;initial catalog=Benchmark;persist security info=False;user id=sa;Password=sa;";
CN.Open();
SqlDataAdapter adp = new SqlDataAdapter("select * from tbTree",CN);
DataSet ds=new DataSet();
adp.Fill(ds);
this.ViewState["ds"]=ds;
}
catch (Exception ex)
{
Session["Error"] = ex.ToString();
Response.Redirect("error.aspx"); //Ìøת³ÌÐòµÄ¹«¹²´íÎó´¦ÀíÒ³Ãæ
}
finally
{
CN.Close();
}
//µ÷Óõݹ麯Êý£¬Íê³ÉÊ÷ÐνṹµÄÉú³É
AddTree(0, (TreeNode)null);
}
// µÝ¹éÌí¼ÓÊ÷µÄ½Úµã
public void AddTree(int ParentID,TreeNode pNode)
{
DataSet ds=(DataSet) this.ViewState["ds"];
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