Easy Desktop Web Stats

using System;
using System.IO;
using System.Xml;
using System.Net;
using System.Windows.Forms;
using System.Media;

namespace Desktop_Web_Stats
{
    public partial class Main  
    {          
        // change this to the URL of your site
        private string statsURL = "http://www.megamillionswidget.com/currentstats.cshtml";

        private Timer dataRequestTimer = new Timer();
        private SoundPlayer ding = new SoundPlayer(Properties.Resources.Ding);        

        private DataGridViewCell messageCell;
        private DataGridViewCell tooltipCell;       
        
        private void CreateDataRequestCycle()
        {            
            dataRequestTimer.Tick += new EventHandler(dataRequestTimer_Tick);            
            statsGrid.CellClick += new DataGridViewCellEventHandler(statsGrid_CellClick);

            // initial delay of 8 seconds to allow Windows to finish loading other startup programs and to start the network connection;
            InitDataRequestCycle(8000);

            messageCell = statsGrid.Rows[0].Cells[0];
            messageCell.Value = "Wait...";

            tooltipCell = statsGrid.Rows[0].Cells[3];           
        }

        private void InitDataRequestCycle(int nInterval)
        {              
            dataRequestTimer.Interval = nInterval;
            dataRequestTimer.Start();            
        }
                
        private void dataRequestTimer_Tick(object sender, EventArgs e)
        {
            dataRequestTimer.Stop();             

            WebRequest statsRequest = null;              
            StreamReader statsStream;

            try
            {                
                string lastHitTimeString = (string)statsGrid.Rows[0].Cells[3].Value;

                statsRequest = WebRequest.Create(statsURL); 
                WebResponse statsResponse = statsRequest.GetResponse();
                statsStream = new StreamReader(statsResponse.GetResponseStream());
                XmlDocument statsXMLDocument = new XmlDocument();
                statsXMLDocument.Load(statsStream);
                XmlNode stats = statsXMLDocument.SelectSingleNode("Stats");

                short n = 0;
                foreach (XmlNode stat in stats)
                {
                    statsGrid.Rows[0].Cells[n++].Value = stat.InnerText;
                }               
                              
                tooltipCell.ToolTipText = "Last request: " + DateTime.Now.ToShortTimeString();
                
                if ((string)statsGrid.Rows[0].Cells[3].Value != lastHitTimeString && settings.playDing)
                {
                    ding.Play();
                }

                statsStream.Dispose();                
            }
            catch
            {                
                messageCell.Value = "Retry";
                messageCell.Selected = true;               
                
                statsRequest.Abort();
                
                InitDataRequestCycle(5000);
                return;
            }

            messageCell.Selected = false;
            InitDataRequestCycle(settings.updateInterval * 1000 * 60); 
        }      

        private void statsGrid_CellClick(object sender, DataGridViewCellEventArgs e)
        {
            statsGrid.CurrentCell.Selected = false;           
        }
    }
}