scoreinfor.aspx.cs

一款很好的在线考试系统的毕业设计

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

namespace OLTestS
{
	/// <summary>
	/// ScoreInfor 的摘要说明。
	/// </summary>
	public class ScoreInfor : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.Label Label2;
		protected System.Web.UI.WebControls.Label Label3;
		protected System.Web.UI.WebControls.Label Label4;
		protected System.Web.UI.WebControls.TextBox TextBox1;
		protected System.Web.UI.WebControls.TextBox TextBox2;
		protected System.Web.UI.WebControls.TextBox TextBox3;
		protected System.Web.UI.WebControls.TextBox TextBox4;
		protected System.Web.UI.WebControls.DataGrid DataGrid1;
		protected System.Web.UI.WebControls.Button Button2;
		DataSet ds;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			BindData();
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Button1.Click += new System.EventHandler(this.Button1_Click);
			this.Button2.Click += new System.EventHandler(this.Button2_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion
		private void BindData()
		{
			string cn="server=.;uid=sa;database=nTest";
			SqlDataAdapter da = new SqlDataAdapter("Select * from Stu",cn);
			ds = new DataSet();
			da.Fill(ds);
			DataGrid1.DataSource = ds.Tables[0];
			DataGrid1.DataBind();
		}

		private void Button1_Click(object sender, System.EventArgs e)
		{
			int CNum=ds.Tables[0].Rows.Count;
			int MinS=Convert.ToInt32(ds.Tables[0].Rows[0]["Score"]);
			int MaxS=MinS;
			int totalS=0;
			foreach (DataRow i in ds.Tables[0].Rows)
			{
				if (Convert.ToInt32(i["Score"])>MaxS)
				{
				 MaxS=Convert.ToInt32(i["Score"]);
				}
				if  (Convert.ToInt32(i["Score"])<MinS)
				{
				 MinS=Convert.ToInt32(i["Score"]);
				}
				totalS=totalS+Convert.ToInt32(i["Score"]);
			}

			TextBox1.Text=CNum.ToString();
			TextBox2.Text=(totalS/CNum).ToString();
			TextBox3.Text=MaxS.ToString();
			TextBox4.Text=MinS.ToString();

		}

		private void Button2_Click(object sender, System.EventArgs e)
		{
			this.Response.Redirect("WebForm1.aspx");
		}

	}
}