xueshengcontrol.ascx.cs

学生网上选课系统,实现了学生的在线选课和教师课程的上传

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 WebUserControl : System.Web.UI.UserControl
{
    SqlConnection conn;
    protected void Page_Load(object sender, EventArgs e)
    {
        string myconn=System .Configuration .ConfigurationManager .AppSettings ["ConnectionString"];
        conn = new SqlConnection(myconn );

        if (!this.IsPostBack)
        {
            BindGrid1();
            BindGrid2();
        }
    }
    public void Data_Page(object sender, GridViewPageEventArgs e)
    {
        try
        {
            GridType. PageIndex = e.NewPageIndex;
            Griddepart.PageIndex = e.NewPageIndex;
            DataBind();
        }
        catch { }
    }
    protected void BindGrid1()
    {
        string sql = "select type.typename,typeid from type";
        
        DataSet myds = new DataSet();
        SqlDataAdapter myda = new SqlDataAdapter(sql, conn);
        myda.Fill(myds);
        GridType.DataSource = myds;
        GridType.DataBind();
        
    }
    protected void BindGrid2()
    {
        string sql2 = "select Depart.departName,departid from Depart";
        DataSet myds2 = new DataSet();
        SqlDataAdapter myda2 = new SqlDataAdapter(sql2, conn);
        myda2.Fill(myds2);
        Griddepart.DataSource = myds2;
        Griddepart.DataBind();
    }
    
 



}