c# Cdrom Sürücüsünün Hangi harf kullandığını bulma ???????

using System;
using System.IO;

class Test
{
    public static void Main()
    {
        DriveInfo[] allDrives = DriveInfo.GetDrives();

        foreach (DriveInfo d in allDrives)
        {
            Console.WriteLine("Drive {0}", d.Name);
            Console.WriteLine("  File type: {0}", d.DriveType);
            if (d.IsReady == true)
            {
                Console.WriteLine("  Volume label: {0}", d.VolumeLabel);
                Console.WriteLine("  File system: {0}", d.DriveFormat);
                Console.WriteLine(
                    "  Available space to current user:{0, 15} bytes", 
                    d.AvailableFreeSpace);

                Console.WriteLine(
                    "  Total available space:          {0, 15} bytes",
                    d.TotalFreeSpace);

                Console.WriteLine(
                    "  Total size of drive:            {0, 15} bytes ",
                    d.TotalSize);
            }
        }
    }
}
/* 
This code produces output similar to the following:

Drive A:\
  File type: Removable
Drive C:\
  File type: Fixed
  Volume label: 
  File system: FAT32
  Available space to current user:     4770430976 bytes
  Total available space:               4770430976 bytes
  Total size of drive:                10731683840 bytes 
Drive D:\
  File type: Fixed
  Volume label: 
  File system: NTFS
  Available space to current user:    15114977280 bytes
  Total available space:              15114977280 bytes
  Total size of drive:                25958948864 bytes 
Drive E:\
  File type: CDRom

The actual output of this code will vary based on machine and the permissions
granted to the user executing it.
*/

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        DriveInfo[] allDrives = DriveInfo.GetDrives();

        private void button1_Click(object sender, EventArgs e)
        {
            foreach (DriveInfo d in allDrives)
            {
                if (Convert.ToString(d.DriveType) == "CDRom")
                {
                    label2.Text = d.Name;
                    label4.Text = d.VolumeLabel;
                }

            }
        }
    }
}

static public void CopyFolder(string sourceFolder, string destFolder)
        {
            if (!Directory.Exists(destFolder))
               Directory.CreateDirectory(destFolder);

            string[] files = Directory.GetFiles(sourceFolder);

            foreach (string file in files)
            {
               string name = Path.GetFileName(file);
               string dest = Path.Combine(destFolder, name);
               File.Copy(file, dest);
            }

            string[] folders = Directory.GetDirectories(sourceFolder);

            foreach (string folder in folders)
            {
               string name = Path.GetFileName(folder);
               string dest = Path.Combine(destFolder, name);
               CopyFolder(folder, dest);
            }
        }