nbachampion.aspx.cs

基于asp.net在线调查系统

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.IO;
using Dundas.Charting.WebControl;

namespace _11_3
{
	/// <summary>
	/// WebForm1 的摘要说明。
	/// </summary>
	public class WebForm1 : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.RadioButtonList rblnba;
		protected System.Web.UI.WebControls.Button btnsubmit;
		int n1, n2, n3, n4 ;
		string[] XValue = {"马刺", "太阳", "热", "火箭"};
		protected System.Web.UI.HtmlControls.HtmlForm Form1;
		protected Dundas.Charting.WebControl.Chart chtnba;
		int[] YValue;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			if (!IsPostBack )
			{
				Bindchart();
			}
		}
		void Bindchart()
		{
			//声明流读取对象
			StreamReader streamreaderobj;
			//声明变量,以存放从文件中读取的内容
			string n10;
			//打开文本文件,分配给流读取对象
			streamreaderobj = File.OpenText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba1.txt");
			//逐行读取文件内容;
			n10 = streamreaderobj.ReadLine();
			n1 = Convert.ToInt32(n10);

			//声明变量,以存放从文件中读取的内容
			string n20;
			//打开文本文件,分配给流读取对象
			streamreaderobj = File.OpenText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba2.txt");
			//逐行读取文件内容
			n20 = streamreaderobj.ReadLine();
			n2 = Convert.ToInt32(n20);
            
			//声明变量,以存放从文件中读取的内容
			string n30;
			//打开文本文件,分配给流读取对象
			streamreaderobj = File.OpenText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba3.txt");
			//逐行读取文件内容
			n30 = streamreaderobj.ReadLine();
			n3 = Convert.ToInt32(n30);
            
			//声明变量,以存放从文件中读取的内容
			string n40;
			//打开文本文件,分配给流读取对象
			streamreaderobj = File.OpenText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba4.txt");
			//逐行读取文件内容
			n40 = streamreaderobj.ReadLine();
			n4 = Convert.ToInt32(n30);
			int[] YValue= {n1, n2, n3, n4};
			Series series  = chtnba.Series.Add("NBA");
			series.ChartArea = "Default";
			chtnba.Series("NBA").Points.DataBindXY(XValue, YValue);
			streamreaderobj.Close();
		}
		
		#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.btnsubmit.Click += new System.EventHandler(this.btnsubmit_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnsubmit_Click(object sender, System.EventArgs e)
		{
			//声明流读取对象
			StreamReader streamreaderobj ;
            
			switch(rblnba.SelectedIndex)
			{
				case 0:
				{
					//声明变量,以存放从文件中读取的内容
					string n10;
					//打开文本文件,分配给流读取对象
					streamreaderobj = File.OpenText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba1.txt");
					//逐行读取文件内容
					n10 = streamreaderobj.ReadLine();
					n1 = Convert.ToInt32(n10);
					n1++;
					streamreaderobj.Close();
					//声明流书写对象
					StreamWriter strwriterobj;
					//创建文本文件,分配textfile对象
					strwriterobj = File.CreateText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba1.txt");
					//写入内容
					strwriterobj.WriteLine(n1);
					strwriterobj.Close();
				}
				case 1:
				{
					//声明变量,以存放从文件中读取的内容
					string n20;
					//打开文本文件,分配给流读取对象
					streamreaderobj = File.OpenText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba2.txt");
					//逐行读取文件内容
					n20 = streamreaderobj.ReadLine();
					n2 = Convert.ToInt32(n20);
					n2++;
					streamreaderobj.Close();
					//声明流书写对象
					StreamWriter strwriterobj;
					//创建文本文件,分配textfile对象
					strwriterobj = File.CreateText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba2.txt");
					//写入内容
					strwriterobj.WriteLine(n2);
					strwriterobj.Close();
				}
				case 2:
				{
					//声明变量,以存放从文件中读取的内容
					string n30;
					//打开文本文件,分配给流读取对象
					streamreaderobj = File.OpenText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba3.txt");
					//逐行读取文件内容
					n30 = streamreaderobj.ReadLine();
					n3 = Convert.ToInt32(n30);
					n3++;
					streamreaderobj.Close();
					//声明流书写对象
					StreamWriter strwriterobj;
					//创建文本文件,分配textfile对象
					strwriterobj = File.CreateText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba3.txt");
					//写入内容
					strwriterobj.WriteLine(n3);
					strwriterobj.Close();
				}
				case 3:
				{
					//声明变量,以存放从文件中读取的内容
					string n40;
					//打开文本文件,分配给流读取对象
					streamreaderobj = File.OpenText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba4.txt");
					//逐行读取文件内容
					n40 = streamreaderobj.ReadLine();
					n4 = Convert.ToInt32(n40);
					n4++;
					streamreaderobj.Close();
					//声明流书写对象
					StreamWriter strwriterobj;
					//创建文本文件,分配textfile对象
					strwriterobj = File.CreateText("C://Inetpub/wwwroot/ASP.NET Technology Programme/11-3/bin/nba4.txt");
					//写入内容
					strwriterobj.WriteLine(n4);
					strwriterobj.Close();
				}                
			}
			Bindchart();
		}
	}
}