1. using System;
2. using System.Collections.Generic;
3. using System.ComponentModel;
4. using System.Data;
5. using System.Drawing;
6. using System.IO;
7. using System.Linq;
8. using System.Text;
9. using System.Threading.Tasks;
10. using System.Windows.Forms;
11.  
12. namespace intChanger
13. {
14.     public partial class Form1 : Form
15.     {
16.         BackgroundWorker _bgwCopyOperation = new BackgroundWorker();
17.         public Form1()
18.         {
19.             InitializeComponent();
20.             _bgwCopyOperation.WorkerReportsProgress = true;
21.             _bgwCopyOperation.WorkerSupportsCancellation = true;
22.         }
23.  
24.         private void Form1_Load(object sender, EventArgs e)
25.         {
26.  
27.         }
28.  
29.         string Dirr;
30.         string Dirr2;
31.         int no = 0;
32.         int Count = 0;
33.         int Count2 = 0;
34.         private void _bgwCopyOperation_DoWork(object sender, DoWorkEventArgs e, string sourceDirName, string destDirName, bool copySubDirs)
35.         {
36.             if (no == 0)
37.             {
38.                 no = 1;
39.                 Dirr = sourceDirName;
40.                 Dirr2 = destDirName;
41.                 Count = Directory.GetFiles(Dirr, "*.*", SearchOption.AllDirectories).Length;
42.                 Count = 100 / Count;
43.             }
44.            
45.             // Get the subdirectories for the specified directory.
46.             DirectoryInfo dir = new DirectoryInfo(sourceDirName);
47.  
48.             if (!dir.Exists)
49.             {
50.                 throw new DirectoryNotFoundException(
51.                     "Source directory does not exist or could not be found: "
52.                     + sourceDirName);
53.             }
54.  
55.             DirectoryInfo[] dirs = dir.GetDirectories();
56.             // If the destination directory doesn't exist, create it.
57.             if (!Directory.Exists(destDirName))
58.             {
59.                 Directory.CreateDirectory(destDirName);
60.             }
61.  
62.             // Get the files in the directory and copy them to the new location.
63.             FileInfo[] files = dir.GetFiles();
64.             foreach (FileInfo file in files)
65.             {
66.                 string temppath = Path.Combine(destDirName, file.Name);
67.                 file.CopyTo(temppath, false);
68.                 Count2 = Count2 + 1;
69.  
70.                 //Update progressbar here
71.                 _bgwCopyOperation.ReportProgress(Count2 * Count);
72.             }
73.  
74.             // If copying subdirectories, copy them and their contents to new location.
75.             if (copySubDirs)
76.             {
77.                 foreach (DirectoryInfo subdir in dirs)
78.                 {
79.                     string temppath = Path.Combine(destDirName, subdir.Name);
80.                     //Foo((object)new object[] { (object)"1", (object)"2" }));
81.                     _bgwCopyOperation.RunWorkerAsync((object)new object[] { (object)subdir.FullName, (object)temppath, (object)copySubDirs });
82.                     //_bgwCopyOperation.RunWorkerAsync(subdir.FullName, temppath, copySubDirs);
83.                 }
84.             }
85.         }
86.  
87.         private void button1_Click(object sender, EventArgs e)
88.         {
89.             if (_bgwCopyOperation.IsBusy != true)
90.             {
91.                 // Start the asynchronous operation.
92.                 _bgwCopyOperation.RunWorkerAsync((object)new object[] { (object)@"C:\Users\Stefan\Downloads\Portable Python 2.7.15 Basic (x64)\Portable Python 2.7.15 x64", (object)@"C:\Users\Stefan\Documents\Backuppers_Backups\Portable Python 2.7.15 x64", (object)true });
93.             }
94.  
95.         }
96.  
97.         private void _bgwCopyOperation_ProgressChanged(object sender, ProgressChangedEventArgs e)
98.         {
99.             progressBar1.Value = e.ProgressPercentage;
100.         }
101.     }
102. }
103.