//========================================================================================
// Methods
//========================================================================================
/// <summary>
/// Gets a collection of all available USB disk drives currently mounted.
/// </summary>
/// <returns>
/// A UsbDiskCollection containing the USB disk drives.
/// </returns>
public UsbDiskCollection GetAvailableDisks()
{
UsbDiskCollection disks = new UsbDiskCollection();
using (var searcher = new ManagementObjectSearcher(
"select DeviceID, Model from Win32_DiskDrive where InterfaceType='USB'").Get())
{
// browse all USB WMI physical disks
foreach (var o in searcher)
{
var drive = (ManagementObject)o;
// associate physical disks with partitions
using (var partition = new ManagementObjectSearcher(
$"associators of {{Win32_DiskDrive.DeviceID='{drive["DeviceID"]}'}} where AssocClass = Win32_DiskDriveToDiskPartition")
.First())
{
if (partition != null)
{
// associate partitions with logical disks (drive letter volumes)
using (var logical = new ManagementObjectSearcher(
$"associators of {{Win32_DiskPartition.DeviceID='{partition["DeviceID"]}'}} where AssocClass = Win32_LogicalDiskToPartition")
.First())
{
if (logical != null)
{
// finally find the logical disk entry to determine the volume name
using (var volume = new ManagementObjectSearcher(
$"select FreeSpace, Size, VolumeName from Win32_LogicalDisk where Name='{logical["Name"]}'")
.First())
{
var disk = new UsbDisk(logical["Name"].ToString())
{
Model = drive["Model"].ToString(),
Volume = volume["VolumeName"].ToString(),
FreeSpace = (ulong)volume["FreeSpace"],
Size = (ulong)volume["Size"]
};
disks.Add(disk);
}
}
}
}
}
}
}
return(disks);
}
//========================================================================================
// Methods
//========================================================================================
/// <summary>
/// Gets a collection of all available USB disk drives currently mounted.
/// </summary>
/// <returns>
/// A UsbDiskCollection containing the USB disk drives.
/// </returns>
public UsbDiskCollection GetAvailableDisks()
{
UsbDiskCollection disks = new UsbDiskCollection();
// browse all USB WMI physical disks
foreach (ManagementObject drive in
new ManagementObjectSearcher(
"select DeviceID, Model,Size from Win32_DiskDrive where InterfaceType='USB' or MediaType='External hard disk media'").Get())
{
// associate physical disks with partitions
foreach (ManagementObject partition in new ManagementObjectSearcher(string.Format(
"associators of {{Win32_DiskDrive.DeviceID='{0}'}} where AssocClass = Win32_DiskDriveToDiskPartition",
drive["DeviceID"])).Get())
{
try
{
if (partition != null)
{
// associate partitions with logical disks (drive letter volumes)
ManagementObject logical = new ManagementObjectSearcher(String.Format(
"associators of {{Win32_DiskPartition.DeviceID='{0}'}} where AssocClass = Win32_LogicalDiskToPartition",
partition["DeviceID"])).First();
if (logical != null)
{
// finally find the logical disk entry to determine the volume name
ManagementObject volume = new ManagementObjectSearcher(String.Format(
"select FreeSpace, Size, VolumeName, DriveType from Win32_LogicalDisk where Name='{0}'",
logical["Name"])).First();
UsbDisk disk = new UsbDisk(logical["Name"].ToString());
disk.Model = drive["Model"].ToString();
disk.Volume = volume["VolumeName"].ToString();
disk.FreeSpace = (ulong)volume["FreeSpace"];
disk.Size = (ulong)volume["Size"];
disk.DiskSize = (ulong)drive["Size"];
disk.DriveType = Drivetypeconvert(Int32.Parse(volume["DriveType"].ToString()));
disks.Add(disk);
//MessageBox.Show("HERE");
}
}
}
catch
{ }
}
}
return(disks);
}
//========================================================================================
// Methods
//========================================================================================
/// <summary>
/// When a USB device comes online or goes offline, this handler manages the
/// disk collection accordingly.
/// </summary>
/// <param name="e"></param>
private void DoStateChanged(UsbStateChangedEventArgs e)
{
if (e.State == UsbStateChange.Added)
{
if (!disks.Contains(e.Disk.Name))
{
disks.Add(e.Disk);
}
}
else if (e.State == UsbStateChange.Removed)
{
if (disks.Contains(e.Disk.Name))
{
disks.Remove(e.Disk.Name);
}
}
ConveyDevices();
}
//========================================================================================
// Methods
//========================================================================================
/// <summary>
/// Gets a collection of all available USB disk drives currently mounted.
/// </summary>
/// <returns>
/// A UsbDiskCollection containing the USB disk drives.
/// </returns>
public UsbDiskCollection GetAvailableVolumns()
{
UsbDiskCollection volumns = new UsbDiskCollection();
// browse all USB WMI physical disks
foreach (ManagementObject drive in
new ManagementObjectSearcher(
"select DeviceID,Model,Size,Index,MediaType,Size,InterfaceType from Win32_DiskDrive").Get())
{
try
{
//if ((uint)drive["Index"] < 1) continue;
//if (drive["InterfaceType"].ToString() != "USB" && drive["InterfaceType"].ToString() != "SCSI") continue;
if (drive["Model"].ToString().Contains("APPLE SD"))
{
continue;
}
UsbDisk disk = new UsbDisk(drive["DeviceID"].ToString());
disk.Model = drive["Model"].ToString();
disk.Index = drive["Index"].ToString();
disk.DiskSize = (ulong)drive["Size"];
disk.DriveType = drive["MediaType"].ToString();
disk.Size = (ulong)drive["Size"];
// associate physical disks with partitions
foreach (ManagementObject partition in new ManagementObjectSearcher(string.Format(
"associators of {{Win32_DiskDrive.DeviceID='{0}'}} where AssocClass = Win32_DiskDriveToDiskPartition",
drive["DeviceID"])).Get())
{
try
{
if (partition != null)
{
// associate partitions with logical disks (drive letter volumes)
ManagementObject logical = new ManagementObjectSearcher(string.Format(
"associators of {{Win32_DiskPartition.DeviceID='{0}'}} where AssocClass = Win32_LogicalDiskToPartition",
partition["DeviceID"])).First();
if (logical != null)
{
// finally find the logical disk entry to determine the volume name
ManagementObject volume = new ManagementObjectSearcher(string.Format(
"select FreeSpace, Size, VolumeName, DriveType, FileSystem from Win32_LogicalDisk where Name='{0}'",
logical["Name"])).First();
UsbDisk diskVolume = new UsbDisk(drive["DeviceID"].ToString());
diskVolume.Model = drive["Model"].ToString();
diskVolume.Index = drive["Index"].ToString();
diskVolume.Volume = logical["Name"].ToString();
diskVolume.FileSystem = volume["FileSystem"].ToString();
diskVolume.DiskSize = (ulong)drive["Size"];
diskVolume.DriveType = drive["MediaType"].ToString();
diskVolume.Size = (ulong)volume["Size"];
//diskVolume.DiskSize = (ulong)volume["Size"];
diskVolume.FreeSpace = (ulong)volume["FreeSpace"];
volumns.Add(diskVolume);
}
}
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
//disks.Add(new UsbDisk(ex.ToString()));
}
}
//if (!hasAdded) disks.Add(disk);
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
//MessageBox.Show(e.ToString());
}
}
return(volumns);
}