Exam/UserScore.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;
using OnLineExam.BusinessLogicLayer;
using System.IO;
using System.Data.OleDb;

public partial class Web_UserScore : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {    
            InitData();  
        }
    }
    //初始化成绩表格
    protected void InitData()
    {
        Scores score = new Scores();        //创建Scores对象       
        DataSet ds = score.QueryScore();     //调用QueryScore方法查询成绩并将查询结果放到DataSet数据集中
        GridView1.DataSource = ds;          //为GridView控件指名数据源        
        GridView1.DataBind();               //绑定数据
    }

    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView1.PageIndex = e.NewPageIndex;
        InitData();  
    }

    //GridView控件RowDeleting事件
    protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        Scores score = new Scores();          //创建Scores对象
        int ID = int.Parse(GridView1.DataKeys[e.RowIndex].Values[0].ToString()); //取出要删除记录的主键值
        if (score.DeleteByProc(ID))
        {
            Response.Write("<script language=javascript>alert('成功删除！')</script>");
        }
        else
        {
            Response.Write("<script language=javascript>alert('删除失败！')</script>");
        }
        GridView1.EditIndex = -1;
        InitData();
    }
  
    //到出到Excel事件
    protected void ImageButton2_Click(object sender, ImageClickEventArgs e)
    {
        Scores score = new Scores();        //创建Scores对象       
        DataSet ds = score.QueryScore();     //调用QueryScore方法查询成绩并将查询结果放到DataSet数据集中