1  string path=null;
 2             FolderBrowserDialog fbd = new FolderBrowserDialog();
 3             fbd.Description = "请选择文件夹";
 4             if (fbd.ShowDialog()==System.Windows.Forms.DialogResult.OK)
 5             {
 6                  path = fbd.SelectedPath;
 7                 
 8                 
 9             }
10             foreach(string fileName in System.IO.Directory.GetFiles(path))
11             {
12                 System.Windows.Forms.MessageBox.Show(fileName);
13             }