/// <summary>
/// Populate the missing properties of the given disk before sending to listeners
/// </summary>
/// <param name="disk"></param>
private void GetDiskInformation(UsbDisk disk)
{
using (var partition = new ManagementObjectSearcher(
$"associators of {{Win32_LogicalDisk.DeviceID='{disk.Name}'}} where AssocClass = Win32_LogicalDiskToPartition")
.First())
{
if (partition != null)
{
using (var drive = new ManagementObjectSearcher(
$"associators of {{Win32_DiskPartition.DeviceID='{partition["DeviceID"]}'}} where resultClass = Win32_DiskDrive")
.First())
{
if (drive != null)
{
disk.Model = drive["Model"].ToString();
}
using (var volume = new ManagementObjectSearcher(
$"select FreeSpace, Size, VolumeName from Win32_LogicalDisk where Name='{disk.Name}'")
.First())
{
if (volume != null)
{
disk.Volume = volume["VolumeName"].ToString();
disk.FreeSpace = (ulong)volume["FreeSpace"];
disk.Size = (ulong)volume["Size"];
}
}
}
}
}
}
/// <summary>
/// Populate the missing properties of the given disk before sending to listeners
/// </summary>
/// <param name="disk"></param>
private void GetDiskInformation(UsbDisk disk)
{
ManagementObject partition = new ManagementObjectSearcher(String.Format(
"associators of {{Win32_LogicalDisk.DeviceID='{0}'}} where AssocClass = Win32_LogicalDiskToPartition",
disk.Name)).First();
if (partition != null)
{
ManagementObject drive = new ManagementObjectSearcher(String.Format(
"associators of {{Win32_DiskPartition.DeviceID='{0}'}} where resultClass = Win32_DiskDrive",
partition["DeviceID"])).First();
//MessageBox.Show(drive.ToString());
if (drive != null)
{
disk.Model = drive["Model"].ToString();
}
ManagementObject volume = new ManagementObjectSearcher(String.Format(
"select FreeSpace, Size, VolumeName from Win32_LogicalDisk where Name='{0}'",
disk.Name)).First();
if (volume != null)
{
disk.VolumeName = volume["VolumeName"].ToString();
disk.FreeSpace = (ulong)volume["FreeSpace"];
disk.Size = (ulong)volume["Size"];
disk.DriveType = Drivetypeconvert(Int32.Parse(volume["DriveType"].ToString()));
//MessageBox.Show(disk.DriveType);
}
}
}
private void SignalDeviceChange(UsbStateChange state, DEV_BROADCAST_VOLUME volume)
{
string name = ToUnitName(volume.dbcv_unitmask);
if (StateChanged != null)
{
UsbDisk disk = new UsbDisk(name);
StateChanged(new UsbStateChangedEventArgs(state, disk));
}
}
private void SignalDeviceChange(UsbStateChange state, Message message)
{
DEV_BROADCAST_VOLUME volume = (DEV_BROADCAST_VOLUME)
Marshal.PtrToStructure(message.LParam, typeof(DEV_BROADCAST_VOLUME));
string name = ToUnitName(volume.dbcv_unitmask);
if (StateChanged != null)
{
UsbDisk disk = new UsbDisk(name);
StateChanged(new UsbStateChangedEventArgs(state, disk));
}
}
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <param name="targetType"></param>
/// <param name="parameter"></param>
/// <param name="culture"></param>
/// <returns></returns>
public object Convert(
object value, Type targetType, object parameter, CultureInfo culture)
{
if (value == null)
{
return("-");
}
UsbDisk.UsbSpace space = (UsbDisk.UsbSpace)value;
return(String.Format(Resx.FreeSpace,
UsbDisk.FormatByteCount(space.FreeSpace),
UsbDisk.FormatByteCount(space.Size)));
}
/// <summary>
/// When a new USB device is selected, we need to update the location information.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DoDeviceSelectionChanged(object sender, SelectionChangedEventArgs e)
{
UsbDisk disk = devicesBox.SelectedItem as UsbDisk;
if (disk != null)
{
locationBox.Text = disk.Name + Path.DirectorySeparatorChar.ToString();
}
else
{
locationBox.Text = Path.DirectorySeparatorChar.ToString();
}
}
//========================================================================================
// 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);
}
public void CollectionTest()
{
UsbDiskCollection disks = new UsbDiskCollection();
Assert.IsFalse(disks.Contains("foo"));
UsbDisk disk = new UsbDisk("foo");
disks.Add(disk);
Assert.IsTrue(disks.Contains(disk));
Assert.IsTrue(disks.Contains("foo"));
Assert.IsFalse(disks.Contains("missing"));
disks.Remove("foo");
Assert.AreEqual(0, disks.Count);
Assert.IsFalse(disks.Contains("foo"));
}
//========================================================================================
// 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 the auto-detect checkbox is toggled, we need to reset the related input
/// controls to reflect the most appropriate state.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DoAutoDetectChanged(object sender, RoutedEventArgs e)
{
bool enabled = (autoDetectBox.IsChecked != true);
formatBox.IsEnabled = enabled;
locationBox.IsEnabled = enabled;
selectFolderButton.IsEnabled = enabled;
if (!enabled)
{
UsbDisk disk = devicesBox.SelectedItem as UsbDisk;
if (disk != null)
{
locationBox.Text = disk.Name + Path.DirectorySeparatorChar.ToString();
}
}
}
/// <summary>
/// Allows the user to browse/create a target folder on the USB device.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DoSelectFolder(object sender, RoutedEventArgs e)
{
UsbDisk disk = devicesBox.SelectedItem as UsbDisk;
if (disk != null)
{
using (var dialog = new WinForms.FolderBrowserDialog())
{
dialog.Description = "Select the root synchronization folder";
dialog.RootFolder = Environment.SpecialFolder.MyComputer;
dialog.SelectedPath = locationBox.Text;
dialog.ShowNewFolderButton = true;
WinForms.DialogResult result = dialog.ShowDialog();
if (result == WinForms.DialogResult.OK)
{
locationBox.Text = dialog.SelectedPath;
}
}
}
}
/// <summary>
/// Internally handle state changes and notify listeners.
/// </summary>
/// <param name="e"></param>
private void DoStateChanged(UsbStateChangedEventArgs e)
{
if (handler != null)
{
UsbDisk disk = e.Disk;
// we can only interrogate drives that are added...
// cannot see something that is no longer there!
if ((e.State == UsbStateChange.Added) && (e.Disk.Name[0] != '?'))
{
// the following Begin/End invokes looks strange but are required
// to resolve a "DisconnectedContext was detected" exception which
// occurs when the current thread terminates before the WMI queries
// can complete. I'm not exactly sure why that would happen...
GetDiskInformationDelegate gdi = new GetDiskInformationDelegate(GetDiskInformation);
IAsyncResult result = gdi.BeginInvoke(e.Disk, null, null);
gdi.EndInvoke(result);
}
handler(e);
}
}
//========================================================================================
// 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);
}
/// <summary>
/// Initialize a new instance with the specified state and disk.
/// </summary>
/// <param name="state">The state change code.</param>
/// <param name="disk">The USB disk description.</param>
public UsbStateChangedEventArgs(UsbStateChange state, UsbDisk disk)
{
this.State = state;
this.Disk = disk;
}
private void SignalDeviceChange(UsbStateChange state, Message message)
{
DEV_BROADCAST_VOLUME volume = (DEV_BROADCAST_VOLUME)
Marshal.PtrToStructure(message.LParam, typeof(DEV_BROADCAST_VOLUME));
string name = ToUnitName(volume.dbcv_unitmask);
if (StateChanged != null)
{
UsbDisk disk = new UsbDisk(name);
StateChanged(new UsbStateChangedEventArgs(state, disk));
}
}
private void SignalDeviceChange(UsbStateChange state, DEV_BROADCAST_VOLUME volume)
{
string name = ToUnitName(volume.dbcv_unitmask);
if (StateChanged != null)
{
UsbDisk disk = new UsbDisk(name);
StateChanged(new UsbStateChangedEventArgs(state, disk));
}
}
/// <summary>
/// Populate the missing properties of the given disk before sending to listeners
/// </summary>
/// <param name="disk"></param>
private void GetDiskInformation(UsbDisk disk)
{
ManagementObject partition = new ManagementObjectSearcher(String.Format(
"associators of {{Win32_LogicalDisk.DeviceID='{0}'}} where AssocClass = Win32_LogicalDiskToPartition",
disk.Name)).First();
if (partition != null)
{
ManagementObject drive = new ManagementObjectSearcher(String.Format(
"associators of {{Win32_DiskPartition.DeviceID='{0}'}} where resultClass = Win32_DiskDrive",
partition["DeviceID"])).First();
if (drive != null)
{
disk.Model = drive["Model"].ToString();
}
ManagementObject volume = new ManagementObjectSearcher(String.Format(
"select FreeSpace, Size, VolumeName from Win32_LogicalDisk where Name='{0}'",
disk.Name)).First();
if (volume != null)
{
disk.VolumeLabel = volume["VolumeName"].ToString();
disk.AvailableFreeSpace = (ulong)volume["FreeSpace"];
disk.TotalSize = (ulong)volume["Size"];
}
}
}
//========================================================================================
// 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 from Win32_DiskDrive where InterfaceType='USB'").Get())
{
// associate physical disks with partitions
ManagementObject partition = new ManagementObjectSearcher(String.Format(
"associators of {{Win32_DiskDrive.DeviceID='{0}'}} where AssocClass = Win32_DiskDriveToDiskPartition",
drive["DeviceID"])).First();
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 from Win32_LogicalDisk where Name='{0}'",
logical["Name"])).First();
try
{
if (volume["VolumeName"] != null)
{
UsbDisk disk = new UsbDisk(logical["Name"].ToString());
disk.Model = drive["Model"].ToString();
disk.VolumeLabel = volume["VolumeName"].ToString();
disk.AvailableFreeSpace = (ulong) volume["FreeSpace"];
disk.TotalSize = (ulong) volume["Size"];
disks.Add(disk);
}
}catch(NullReferenceException)
{
}
}
}
}
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 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.DriveType = Drivetypeconvert(Int32.Parse(volume["DriveType"].ToString()));
disks.Add(disk);
//MessageBox.Show("HERE");
}
}
}
catch { }
}
}
return disks;
}
/// <summary>
/// Populate the missing properties of the given disk before sending to listeners
/// </summary>
/// <param name="disk"></param>
private void GetDiskInformation (UsbDisk disk)
{
ManagementObject partition = new ManagementObjectSearcher(String.Format(
"associators of {{Win32_LogicalDisk.DeviceID='{0}'}} where AssocClass = Win32_LogicalDiskToPartition",
disk.Name)).First();
if (partition != null)
{
ManagementObject drive = new ManagementObjectSearcher(String.Format(
"associators of {{Win32_DiskPartition.DeviceID='{0}'}} where resultClass = Win32_DiskDrive",
partition["DeviceID"])).First();
//MessageBox.Show(drive.ToString());
if (drive != null)
{
disk.Model = drive["Model"].ToString();
}
ManagementObject volume = new ManagementObjectSearcher(String.Format(
"select FreeSpace, Size, VolumeName from Win32_LogicalDisk where Name='{0}'",
disk.Name)).First();
if (volume != null)
{
disk.Volume = volume["VolumeName"].ToString();
disk.FreeSpace = (ulong)volume["FreeSpace"];
disk.Size = (ulong)volume["Size"];
disk.DriveType = Drivetypeconvert(Int32.Parse (volume["DriveType"].ToString ()));
//MessageBox.Show(disk.DriveType);
}
}
}
private void button2_Click(object sender, EventArgs e)
{
folderBrowserDialog1.ShowDialog();
if (folderBrowserDialog1.SelectedPath.Length != 3)
{
if (folderBrowserDialog1.SelectedPath.Length != 0)
{
//MsgManager.getResString("Msg_UDRoot")
//请选择优盘根目录
MessageBox.Show(MsgManager.GetResString("Msg_UDRoot", MsgManager.ci));
}
return;
}
UsbDisk udM = new UsbDisk(folderBrowserDialog1.SelectedPath);
//udM.Volume = folderBrowserDialog1.SelectedPath;
diskCollection.Add(udM);
//UDList.Add(folderBrowserDialog1.SelectedPath);
OutText(true, diskCollection);
}
/// <summary>
/// Initialize a new instance with the specified state and disk.
/// </summary>
/// <param name="state">The state change code.</param>
/// <param name="disk">The USB disk description.</param>
public UsbStateChangedEventArgs(UsbStateChange state, UsbDisk disk)
{
this.State = state;
this.Disk = disk;
}
private void GetUdiskInfo()
{
string newlist = string.Empty;
UsbManager manager = new UsbManager();
try
{
diskCollection.Clear();
//UsbDiskCollection disks = manager.GetAvailableDisks();
UsbDisk udChoose = new UsbDisk(MsgManager.GetResString("Msg_chooseud", MsgManager.ci));
diskCollection.Add(udChoose);
//if (disks == null) { return; }
foreach (UsbDisk disk in manager.GetAvailableDisks())
{
diskCollection.Add(disk);
newlist += disk.ToString();
}
if (newlist != currentlist)
{
currentlist = newlist;
OutText(false, diskCollection);
}
}
catch (Exception ex) { Log.WriteLog("GetUdiskInfo.log", ex.ToString()); }
finally { manager.Dispose(); }
}
