ExaminationUI/admin/Teacher/EditTeacher.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 ExaminationModels;
using System.Data.SqlClient;
using System.Data;
using System.Drawing;
public partial class admin_Teacher_EditTeacher : System.Web.UI.Page
{
    public static DataTable TeacherList = new DataTable();
    public int  len =20;//定义当前页面的记录数，初始化为20
    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 lsid = Request["LsID"];
            if (lsid != null)
            {
                int yhid = TbUserManager.GetTeacherUserYhID(int.Parse(lsid));//根据教师编号LsID得到对应的用户编号
                TbTeacherManager.DeleteTeacherInfo(int.Parse(lsid));//根据教师编号LsID删除对应教师信息
                TbUserManager.DeleteUserByYhID(yhid);//根据用户编号删除教师对应的用户信息
            }
            GetPageInfo();
            GetSpeciality();
        }
        
    }
    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()
    {
        
        string lsname = this.txtTeacherName.Value.Trim() == "按教师名、用户名、专业名模糊查找" ? "" : this.txtTeacherName.Value.Trim();
        if (lsname != "按教师名、用户名、专业名模糊查找" && lsname != "" && FirstSxNum == 0)
        {
            nowPage = 1;
            FirstSxNum = 1;
        }
        Record = TbTeacherManager.GetAllTeachersInfo(lsname).Rows.Count; ;/*记录总数*/
        TeacherList = TbTeacherManager.GetAllTeacherInfoPage(len, nowPage,lsname);
        if (Record == 0)
        {
            Pages = 1;