HEGII.ss.mes.web/wwwroot/mes/mst/user/getFunction.ashx

<%@ WebHandler Language="C#" Class="getFunction" %>

using System;
using System.Web;
using System.Web.SessionState;
using System.Data;
using System.Text;
using System.Collections;
using System.Collections.Generic;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Curtain.DataAccess;
using DK.XuWei.WebMes;

public class getFunction : IHttpHandler, IReadOnlySessionState
{
    public void ProcessRequest(HttpContext context)
    {
        context.Response.ContentType = "text/plain";
        using(IDataAccess conn = DataAccess.Create())
        {
            DataTable dt = conn.ExecuteDatatable(@"
                SELECT 
                    FUNCTIONCODE AS id,
                    FUNCTIONLEVEL AS code,
                    FUNCTIONNAME AS text,
                    URL AS url
                FROM 
                    TP_SYS_FUNCTION
                WHERE 
                    IS_WEB = '1'
                ORDER BY 
                    FUNCTIONLEVEL,
                    FUNCTIONCODE
            ");
            string rootId = dt.Rows[0]["id"].ToString();
            string rootCode = dt.Rows[0]["code"].ToString();
            string rootText = dt.Rows[0]["text"].ToString();
            string children = Easyui.TableToEasyUITree(dt, rootCode);
            string jsonStr = "[{\"id\":\"" + rootId + "\",\"text\":\"" + rootText + "\"" + children + "}]";
            context.Response.Write(jsonStr);
        }

    }

    public bool IsReusable
    {
        get
        {
            return false;
        }
    }

}