using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
public sealed class Win32
{
public const uint DRIVE_UNKNOWN = 0;
public const uint DRIVE_NO_ROOT_DIR = 1;
public const uint DRIVE_REMOVABLE = 2;
public const uint DRIVE_FIXED = 3;
public const uint DRIVE_REMOTE = 4;
public const uint DRIVE_CDROM = 5;
public const uint DRIVE_RAMDISK = 6;
[DllImport("kernel32.dll")]
public static extern uint GetDriveType(
string lpRootPathName // root directory
);
[DllImport("kernel32.dll")]
private static extern bool GetVolumeInformation(
string lpRootPathName, // Root directory
StringBuilder lpVolumeNameBuffer, // Volume name buffer
int nVolumeNameSize, // Length of name buffer
ref int lpVolumeSerialNumber, // Volume serial number
ref int lpMaximumComponentLength, // Maximum file name length
ref int lpFileSystemFlags, // File system options
StringBuilder lpFileSystemNameBuffer, // File system name buffer
int nFileSystemNameSize // Length of file system name buffer
);
public static string GetVolumeName(string strRootPath)
{
StringBuilder sbVolumeName = new StringBuilder(256);
StringBuilder sbFileSystemName = new StringBuilder(256);
int nVolSerial = 0;
int nMaxCompLength = 0;
int nFSFlags = 0;
bool bResult = GetVolumeInformation(strRootPath,sbVolumeName,256,
ref nVolSerial, ref nMaxCompLength, ref nFSFlags, sbFileSystemName, 256);
if (true == bResult)
{
return sbVolumeName.ToString();
}
else
{
return "";
}
}
}
public class DrivesForm : System.Windows.Forms.Form
{
private System.Windows.Forms.ListView lvDrives;
private System.Windows.Forms.MainMenu mnuMain;
private System.Windows.Forms.MenuItem menuItem1;
private System.Windows.Forms.MenuItem mnuLargeIcons;
private System.Windows.Forms.MenuItem mnuSmallIcons;
private System.Windows.Forms.MenuItem mnuList;
private System.Windows.Forms.MenuItem mnuDetails;
public DrivesForm()
{
this.lvDrives = new System.Windows.Forms.ListView();
this.mnuMain = new System.Windows.Forms.MainMenu();
this.menuItem1 = new System.Windows.Forms.MenuItem();
this.mnuLargeIcons = new System.Windows.Forms.MenuItem();
this.mnuSmallIcons = new System.Windows.Forms.MenuItem();
this.mnuList = new System.Windows.Forms.MenuItem();
this.mnuDetails = new System.Windows.Forms.MenuItem();
this.SuspendLayout();
//
// lvDrives
//
this.lvDrives.Dock = System.Windows.Forms.DockStyle.Fill;
this.lvDrives.Name = "lvDrives";
this.lvDrives.Size = new System.Drawing.Size(336, 277);
this.lvDrives.TabIndex = 0;
this.lvDrives.View = System.Windows.Forms.View.List;
this.lvDrives.ItemActivate += new System.EventHandler(this.ItemActivated);
this.lvDrives.SelectedIndexChanged += new System.EventHandler(this.OnSelItemChanged);
//
// mnuMain
//
this.mnuMain.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
this.menuItem1});
//
// menuItem1
//
this.menuItem1.Index = 0;
this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
this.mnuLargeIcons,
this.mnuSmallIcons,
this.mnuList,
this.mnuDetails});
this.menuItem1.Text = "Style";
//
// mnuLargeIcons
//
this.mnuLargeIcons.Index = 0;
this.mnuLargeIcons.Text = "Large Icons";
this.mnuLargeIcons.Click += new System.EventHandler(this.OnMenuClick);
//
// mnuSmallIcons
//
this.mnuSmallIcons.Index = 1;
this.mnuSmallIcons.Text = "Small Icons";
this.mnuSmallIcons.Click += new System.EventHandler(this.OnMenuClick);
//
// mnuList
//
this.mnuList.Index = 2;
this.mnuList.Text = "List";
this.mnuList.Click += new System.EventHandler(this.OnMenuClick);
//
// mnuDetails
//
this.mnuDetails.Index = 3;
this.mnuDetails.Text = "Details";
this.mnuDetails.Click += new System.EventHandler(this.OnMenuClick);
//
// DrivesForm
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(336, 277);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.lvDrives});
this.Menu = this.mnuMain;
this.Name = "DrivesForm";
this.Text = "Drives on computer";
this.ResumeLayout(false);
// Small and large image lists
lvDrives.SmallImageList = new ImageList();
Bitmap icoSmall = new Bitmap(GetType(), "LvIcons.bmp");
icoSmall.MakeTransparent(Color.FromArgb(0xff, 0x00, 0xff));
lvDrives.SmallImageList.Images.AddStrip(icoSmall);
lvDrives.LargeImageList = new ImageList();
Bitmap icoLarge = new Bitmap(GetType(), "LvIconsLarge.bmp");
icoLarge.MakeTransparent(Color.FromArgb(0xff, 0x00, 0xff));
Size sizeImages = new Size(32,32);
lvDrives.LargeImageList.ImageSize = sizeImages;
lvDrives.LargeImageList.Images.AddStrip(icoLarge);
lvDrives.Columns.Add("Drive", 100, HorizontalAlignment.Left);
lvDrives.Columns.Add("Type", 150, HorizontalAlignment.Left);
ListDrives();
}
protected void ListDrives()
{
string[] drives = Directory.GetLogicalDrives();
string strDriveType = "";
for (int i=0; i < drives.Length; i++)
{
string strDriveName = Win32.GetVolumeName(drives[i]);
ListViewItem lvi = new ListViewItem();
// Note: Network drives show up as local.
switch(Win32.GetDriveType(drives[i]))
{
case Win32.DRIVE_CDROM:
strDriveType = "Compact Disc";
lvi.ImageIndex = 1;
break;
case Win32.DRIVE_FIXED:
strDriveType = "Local Disc";
lvi.ImageIndex = 0;
break;
case Win32.DRIVE_REMOVABLE:
strDriveType = "Floppy";
lvi.ImageIndex = 2;
break;
default:
goto case Win32.DRIVE_FIXED;
}
if (0 == strDriveName.Length) strDriveName = strDriveType;
lvi.Text = strDriveName + " (" + drives[i].Substring(0, 2) + ")";
lvi.SubItems.Add(strDriveType);
this.lvDrives.Items.Add(lvi);
}
}
static void Main()
{
Application.Run(new DrivesForm());
}
private void OnMenuClick(object sender, System.EventArgs e)
{
MenuItem mnu = (MenuItem)sender;
switch(mnu.Text)
{
case "Large Icons": lvDrives.View = View.LargeIcon; break;
case "Small Icons": lvDrives.View = View.SmallIcon; break;
case "List": lvDrives.View = View.List; break;
default: lvDrives.View = View.Details; break;
}
}
private void OnSelItemChanged(object sender, System.EventArgs e)
{
string strSelected = "";
foreach (ListViewItem lvi in lvDrives.SelectedItems)
{
strSelected += " " + lvi.Text;
}
MessageBox.Show(strSelected);
}
private void ItemActivated(object sender, System.EventArgs e)
{
MessageBox.Show("Item activated");
}
}
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