ExaminationUI/admin/Class/EditClass.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using ExaminationBLL;
using System.Data;
using System.Data.SqlClient;
using ExaminationDAL;
using ExaminationModels;
public partial class admin_Class_EditClass : System.Web.UI.Page
{
    public static DataTable classList = new DataTable();
    public int len = 20;//定义当前页面的记录数，初始化为15
    public static int nowPage = 1;//定义当前页数，初始化为1
    public static int Pages = 1;//定义当前所查记录所占的总页数，初始化为1
    public static int Record = 0;//定义当前符号查询的记录总数，初始化为0
    protected void Page_Load(object sender, EventArgs e)
    {
        HttpCookie usercookie = Request.Cookies["nowloginuser"];
        string url = PublicClass.CheckLogin(usercookie, "main");
        if (url != "")
        {
            Response.Write(url);
            return;
        }

        if (!IsPostBack)
        {
            string bjid = Request["BjID"];
            if (bjid != null)
            {
                TbClassManager.DeleteClassInfo(int.Parse(bjid));
            }
            GetPageInfo();
            //绑定专业名称
            DataTable dt = TbSpecialityManager.BangdingZy();
            textZy.DataSource = dt;
            textZy.DataTextField = "ZyName";
            textZy.DataValueField = "ZyID";
            textZy.DataBind();
            textZy.Items.Insert(0, new ListItem("请选择..", "0"));
        }
    }
    static int FirstSxNum = 0;/*声明变量，初始化为0，用于判断筛选条件是否改变*/

    /// <summary>
    /// 获取页面信息
    /// </summary>
    public void GetPageInfo()
    {
        if (classList != null)
        {
            string ClassNameOrNj = txtClassName.Value.Trim() == "按班级名、年级或专业名模糊查找" ? "" : txtClassName.Value.Trim();
            if (ClassNameOrNj != "按班级名、年级或专业名模糊查找" && ClassNameOrNj != "" && FirstSxNum == 0)
            {
                nowPage = 1;
                FirstSxNum = 1;
            }