leftframe.aspx.cs

很不错的学生管理系统

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using es_business = com.egt.business;

public partial class leftFrame : System.Web.UI.Page
{
    private es_business.User m_user;
    private DataSet ds;
    private Hashtable ht;

    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            InitTree();
        }
    }

    private void AddReplies(DataSet ds, TreeNode node)
    {
        DataView dv = new DataView(ds.Tables[0]);
        dv.RowFilter = "parentId='" + node.Value + "'";
        foreach (DataRowView row in dv)
        {
            TreeNode replyNode = new TreeNode();
            replyNode.Text = row["popedomnames"].ToString();
            replyNode.Value = row["popedomid"].ToString();
            replyNode.Target = "mainFrame";
            replyNode.NavigateUrl = row["path"].ToString();
            replyNode.Expanded = false;
            node.ChildNodes.Add(replyNode);
            AddReplies(ds, replyNode);
        }
        
    }
    private void InitTree()
    {
        this.m_user = (es_business.User)this.Session["user"];
        ht = this.m_user.addpop();
        ds = (DataSet)ht[this.m_user.roleid];
        DataView dv = new DataView(ds.Tables[0]);
        dv.RowFilter = "parentId=0";
        //trvpopedom.ShowCheckBoxes = TreeNodeTypes.All;
        foreach (DataRowView drv in dv)
        {
            TreeNode node = new TreeNode();
            node.Text = drv["popedomnames"].ToString();
            node.Value = drv["popedomid"].ToString();
            node.Target = "mainFrame";
            node.NavigateUrl = drv["path"].ToString();
            node.Expanded = false;
            this.trvpopedom.Nodes.Add(node);
            AddReplies(ds, node);
        }
    }
}