xs.aspx.cs

一个简单的个人课程管理系统 主要功能有登陆 个人课程查看 添加 删除等

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 System.Data.SqlClient;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
       
        GridView5.Visible = false;
        GridView2.Visible = false;
        GridView3.Visible = false;
        GridView4.Visible = false;
        GridView1.Visible = true;//只可见一个GridView
    }
   

    protected void Button3_Click1(object sender, EventArgs e)
    {
        GridView1.Visible = false;
        GridView2.Visible = false;
        GridView5.Visible = false;
        GridView4.Visible = false;
        GridView3.Visible = true;//只可见一个GridView
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        User user = new User();
        string number = TextBox1.Text.ToString();
        user.Load(number);//用user.Load读取课程表信息
        if (user.stt)
        {

            GridView1.Visible = false;
            GridView2.Visible = false;
            GridView3.Visible = false;
            GridView5.Visible = false;
            GridView4.Visible = true;//只可见一个GridView
        }
        else
        {
            Response.Write("<Script Language=JavaScript>alert(\"课程号输入错误（应为四位）!\")</Script>");//异常处理
        }


       
    }
    protected void Button5_Click(object sender, EventArgs e)
    {
        GridView1.Visible = false;
        GridView5.Visible = false;
        GridView3.Visible = false;
        GridView4.Visible = false;
        GridView2.Visible = true;//只可见一个GridView
    }
    protected void Button4_Click(object sender, EventArgs e)
    {
        string num = TextBox2.Text.ToString();
        User user = new User();//实例化user
        user.Lo(num);//用user.Lo读取课程表信息
        if (user.xzt)
        {

            GridView1.Visible = false;
            GridView2.Visible = false;
            GridView3.Visible = false;
            GridView4.Visible = false;
            GridView5.Visible = true;//只可见一个GridView
        }
        else
        {
            Response.Write("<Script Language=JavaScript>alert(\"课程名输入错误!\")</Script>");//异常处理
        }

    }

    protected void Button6_Click(object sender, EventArgs e)
    {
        string Name = Session["Uaccouts"].ToString();
        string number = TextBox1.Text.ToString();//赋值
        User user = new User();
        user.Load(number);//用user.Load读取课程表信息
        if (user.stt)
        {
            string Cnumber = user.Cnumbert;

            string Cname = user.Cnamet;
            user.Data(Name);//用user.Data读取课程表信息
            string Uaccouts = user.accouts;
            string Uname = user.Unamet;
            Random r = new Random();
            int UCnumber = r.Next(100);//生成一个随机数付给UCnumber

            user.LoadUC(number);
            if (user.stt)//判断先前是否已经选择该课程
            {
                Response.Write("<Script Language=JavaScript>alert(\"你已经添加该课程，请不要重复发添加!\")</Script>");
            }
            else
            {
                user.Add(UCnumber, Cnumber, Uaccouts, Uname, Cname);//用 user.Add向数据库添加数据
                Response.Write("<Script Language=JavaScript>alert(\"添加成功!\")</Script>");
            }

            
        }
        else
        {
            Response.Write("<Script Language=JavaScript>alert(\"课程号输入错误（应为四位），添加失败!\")</Script>");//异常处理
        }
       

       
       
    }
    protected void GridView4_SelectedIndexChanged(object sender, EventArgs e)
    {

    }
    protected void Button7_Click(object sender, EventArgs e)
    {
        string Name = Session["Uaccouts"].ToString();
        string num = TextBox2.Text.ToString();//赋值
        User user = new User();
        user.Lo(num);//用user.Lo读取课程表信息
        if (user.xzt)
        {
            string Cnumber = user.Cnumbert;

            string Cname = user.Cnamet;
            user.Data(Name);//用user.Data读取课程表信息
            string Uaccouts = user.accouts;
            string Uname = user.Unamet;
            Random r = new Random();
            int UCnumber = r.Next(100);//生成一个随机数付给UCnumber
            user.LoadUCname(num);

            if (user.stt)//判断先前是否已经选择该课程
            {
                Response.Write("<Script Language=JavaScript>alert(\"你已经添加该课程，请不要重复发添加!\")</Script>");
            }
            else
            {
                user.Add(UCnumber, Cnumber, Uaccouts, Uname, Cname);//用 user.Add向数据库添加数据
                Response.Write("<Script Language=JavaScript>alert(\"添加成功!\")</Script>");
            }

        }
        else
        {

            Response.Write("<Script Language=JavaScript>alert(\"课程名输入错误，添加失败!\")</Script>");//异常处理
        }

       
    }
}