Admin/Student_Edit.aspx.cs

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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;

public partial class Student_Edit : WebPage
{
    protected void Page_Load(object sender, EventArgs e)
    {
        this.ValidateAdmin();
        if (!this.IsPostBack)
        {
            this.initForm();
        }
    }

    #region 窗体内部函数
    /// <summary>
    /// 初始化页面信息
    /// </summary>
    private void initForm()
    {
        this.txtStudentID.Text = Request.QueryString["StudentID"] + "";
        if (this.txtStudentID.Text != "")
        {
            this.txtStudentID.ReadOnly = true;
            StudentMgr mgr = new StudentMgr();
            Student student = mgr.GetStudent(this.txtStudentID.Text);
            if (mgr.GetStudent(student.StudentID).StudentID != 0)
            {
                this.txtStudentID.Text = student.StudentID.ToString();
                this.txtStudentName.Text = student.StudentName;
                this.lstSex.Items.FindByValue(student.Sex).Selected = true;
            }
            else
            {
                this.SendMessage("没有找到该信息");
                this.btnOK.Enabled = false;
            }
        }
    }
    #endregion

    #region 事件产生的函数
    protected void btnOK_Click(object sender, EventArgs e)
    {
        StudentMgr mgr = new StudentMgr();
        Student student = new Student();
        if (this.txtStudentID.ReadOnly == true)
        {
            student = mgr.GetStudent(int.Parse(this.txtStudentID.Text));
        }
        else
        {