升级程序更新

Update/Update/MainForm.cs

@@ -6,6 +6,8 @@ using System.Drawing;
 using System.IO;
 using System.IO.Compression;
 using System.Linq;
+using System.Net;
+using System.Reflection.Emit;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
@@ -69,22 +71,37 @@ namespace Update
             progressBar1.Visible = true;
             progressBar1.Maximum = 100;//fileNameArr.Count();
             progressBar1.Value = 0;
-            new TaskFactory().StartNew(() =>
+            Task.Run(async() =>
             {
                 string tempFile = upTempPath + "\\" + Program.updateUrl.Substring(Program.updateUrl.LastIndexOf("/") + 1);
-                bool result = Program.DownloadFile(Program.updateUrl, tempFile);
+                //bool result = Program.DownloadFile(Program.updateUrl, tempFile);
 
-                while (true)
+                //while (true)
+                //{
+                //    Invoke(new Action(() =>
+                //    {
+                //        progressBar1.Value = Program.progress;
+                //    }));
+                //    if (Program.progress == 100)
+                //        break;
+                //}
+
+                ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12;
+                using (var downloadClient = new WebClient())
                 {
-                    Invoke(new Action(() =>
+                    downloadClient.Proxy = null;
+
+                    downloadClient.DownloadProgressChanged += (s, args) =>
                     {
-                        progressBar1.Value = Program.progress;
-                    }));
-                    if (Program.progress == 100)
-                        break;
+                        Invoke(new Action(() => { progressBar1.Value = args.ProgressPercentage; }));
+                        
+                    };
+
+                    await downloadClient.DownloadFileTaskAsync(new Uri(Program.updateUrl), tempFile);
                 }
 
-                if (result)
+                if (1 == 1)
+                //if (result)
                 { 
                     ZipFile.ExtractToDirectory(tempFile, upTempPath);
                     File.Delete(tempFile);