关于c#写下载进度的问题。。 急

[sunny071224]

在网上找了好多相关内容 放到自己的程序里总是不对 就是想得到当前下载文件的总长度 和 当前下载进度。楼下我会把我那个类发出来 求好心人帮帮忙吧

[sunny071224]

using System;
using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;
using System.Web;
using System.Net;
using System.IO;
using System.Windows.Forms;  
using System.Security.Cryptography;



namespace _KZone
{
    public class loadLrc
    {
        public static WebClient client = new WebClient();   
        public static void gecixia(string name)   
        {
            string geci_search_adress;
            geci_search_adress = HttpUtility.UrlEncode(name, Encoding.Default);
            //string ci = oAuthBase.UrlEncode(geci_search_adress); 
            string ci = geci_search_adress;   
            string geci = "http://mp3.sogou.com/gecisearch.so?query=" + ci + "&as=false&st=&ac=1&pf=&class=5&gecisearch.so=";   
            string ne = GetWebContent(geci);   
              
            Regex r2 = new Regex("((downlrc.jsp?).*(LRC歌词下载))", RegexOptions.IgnoreCase);   
             
            if (r2.IsMatch(ne))   
            {   
                  
                string wangzhi = r2.Match(ne).Value;   
                string down_address = "http://mp3.sogou.com/" + wangzhi.Remove(wangzhi.IndexOf('"'));
                DownloadFile(down_address, Application.StartupPath + @"\\Lrc\\" + name + ".lrc");
            }   
            else  
            {   
                Regex r3 = new Regex("http://.*(?=.*lrc\")");   
                if (r3.IsMatch(ne))   
                {   
                    string wangzhi1 = r3.Match(ne).Value;   
                     
                       
                    string down_address1 = "http://mp3.sogou.com/" + wangzhi1.Remove(wangzhi1.IndexOf('"'));   
                    client.Dispose();   
                    DownloadFile( down_address1, Application.StartupPath + @"Lrc\\" + name + ".lrc");
                }   
                else  
                {   
                    Regex r4 = new Regex(@"lrc.aspxp.net/lrc.asp.* ");   
                    if (r4.IsMatch(ne))   
                    {   
                        string wangzhi2 = r2.Match(ne).Value;   
                        string down_address2 = wangzhi2.Remove(wangzhi2.IndexOf('"'));
                        DownloadFile("http://" + down_address2, Application.StartupPath + @"Lrc\\" + name + ".lrc");
                    }   
                }   
            }
        }   
        public static string GetWebContent(string Url)   
        {   
            string strResult = "";   
            try  
            {   
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url);   
                //声明一个HttpWebRequest请求   
                request.Timeout = 30000;   
                //设置连接超时时间   
                request.Headers.Set("Pragma", "no-cache");   
                HttpWebResponse response = (HttpWebResponse)request.GetResponse();
                main.Maxmum = (int)response.ContentLength; ;//为main窗体下载文件总长度赋值
                
                Stream streamReceive = response.GetResponseStream();   
                Encoding encoding = Encoding.GetEncoding("GB2312");   
                StreamReader streamReader = new StreamReader(streamReceive, encoding);
                
                strResult = streamReader.ReadToEnd();   
            }   
            catch  
            {   
                 MessageBox.Show("出错");   
            }   
            return strResult;   
        }   
        public static void DownloadFile(string URLAddress, string fileName)   
        {   
            try  
            {   
                client.DownloadFile(URLAddress, fileName);   
                Stream str = client.OpenRead(URLAddress);   
                StreamReader reader = new StreamReader(str);   
                byte[] mbyte = new byte[1000000];   
                int allmybyte = (int)mbyte.Length;
                int startmbyte = 0;
                
                while (allmybyte > 0)   
                {
                    int m = str.Read(mbyte, startmbyte, allmybyte);   
                    if (m == 0)   
                        break;   
                    startmbyte += m;   
                    allmybyte -= m;
                    main.totalDownloadedByte += allmybyte;//为main窗体当前下载进度赋值
                }   
                FileStream fstr = new FileStream(fileName, FileMode.OpenOrCreate, FileAccess.Write);   
                fstr.Write(mbyte, 0, startmbyte);   
                str.Close();   
                fstr.Close();   
                client.Dispose();   
            }   
            catch  
            {   
                // MessageBox.Show(exp.Message, "Error");   
            }   
        }
        
    }   
}

[sunny071224]

main.Maxmum = (int)response.ContentLength; ;//为main窗体下载文件总长度赋值

这个值是 3

main.totalDownloadedByte += allmybyte;//为main窗体当前下载进度赋值

这个值是好几十万 知道肯定是哪写错了 求高手解答 万分感谢

[kidnet]

不清楚，绑定，顺便拿10个分。。

顺便问下，这个的单位是什么？字节？KB？你转换下？