private void btnOK_Click(object sender, EventArgs e)
{
try {
this.Cursor = Cursors.WaitCursor;
var isFormatVhdX = radFormatVhdX.Checked;
var isFormatVhd = !isFormatVhdX;
var isTypeFixed = radTypeFixed.Checked;
var isTypeDynamic = !isTypeFixed;
var filter = isFormatVhdX ? "Virtual disk files (*.vhdx)|*.vhdx|All files (*.*)|*.*" : "Virtual disk files (*.vhd)|*.vhd|All files (*.*)|*.*";
using (var frm = new SaveFileDialog()
{
AddExtension = true, AutoUpgradeEnabled = true, Filter = filter, FilterIndex = 0, OverwritePrompt = true, Title = "New disk", ValidateNames = true
}) {
if (frm.ShowDialog(this) == DialogResult.OK)
{
this.FileName = frm.FileName;
}
else
{
return;
}
}
DriveInfo drive = null;
try {
drive = new DriveInfo(this.FileName);
if (drive.DriveFormat.Equals("NTFS", StringComparison.OrdinalIgnoreCase) == false)
{
if ((Environment.OSVersion.Version.Major * 1000000 + Environment.OSVersion.Version.Minor) < 6000002) //Windows 8
{
if (isFormatVhd && isTypeFixed)
{
if (Medo.MessageBox.ShowWarning(this, "Due to operating system limitations, virtual disk created on this drive will not be attachable.\nIn order to attach virtual disk it will need to be on NTFS-formatted drive.\n\nDo you wish to continue?", MessageBoxButtons.YesNo) == DialogResult.No)
{
return;
}
}
else
{
if (Medo.MessageBox.ShowWarning(this, "Due to operating system limitations, virtual disk cannot be created.\nIn order to create and attach virtual disk it will need to be on NTFS-formatted drive.\n\nDo you wish to continue anyway?", MessageBoxButtons.YesNo, MessageBoxDefaultButton.Button2) == DialogResult.No)
{
return;
}
}
}
}
} catch (ArgumentException) { }
try {
File.Delete(this.FileName);
} catch (IOException ex) {
this.Cursor = Cursors.Default;
Medo.MessageBox.ShowError(this, "File cannot be deleted.\n\n" + ex.Message);
return;
} catch (UnauthorizedAccessException ex) {
this.Cursor = Cursors.Default;
Medo.MessageBox.ShowError(this, "File cannot be deleted.\n\n" + ex.Message);
return;
}
var diskSize = GetSizeInBytes();
if (drive != null)
{
if (drive.AvailableFreeSpace < diskSize) //yes, no overhead is calculated in
{
if (isTypeFixed)
{
if (Medo.MessageBox.ShowWarning(this, string.Format("There is not enough free space available!\nVirtual disk will require {0} while drive has only {1} free.\n\nDo you wish to continue?", BinaryPrefixExtensions.ToBinaryPrefixString(diskSize, "B", "0"), BinaryPrefixExtensions.ToBinaryPrefixString(drive.AvailableFreeSpace, "B", "0")), MessageBoxButtons.YesNo) == DialogResult.No)
{
return;
}
}
else
{
if (Medo.MessageBox.ShowInformation(this, string.Format("This disk can expand to size larger than free space available at the moment.\nVirtual disk will require {0} while drive has only {1} free.\n\nDo you wish to continue?", BinaryPrefixExtensions.ToBinaryPrefixString(diskSize, "B", "0"), BinaryPrefixExtensions.ToBinaryPrefixString(drive.AvailableFreeSpace, "B", "0")), MessageBoxButtons.YesNo) == DialogResult.No)
{
return;
}
}
}
if (drive.DriveFormat.Equals("FAT32", StringComparison.OrdinalIgnoreCase) && (diskSize > int.MaxValue * 0.9)) //just give warning if getting close to 2GB limit
{
if (Medo.MessageBox.ShowWarning(this, "Due to operating system limitations it will not be possible to create virtual disk larger than 2 GB.\n\nDo you wish to continue?", MessageBoxButtons.YesNo) == DialogResult.No)
{
return;
}
}
}
try {
try {
if (isTypeFixed)
{
using (var frm = new CreateFixedDiskForm(this.FileName, diskSize, isFormatVhdX)) {
if (frm.ShowDialog(this) == DialogResult.Cancel)
{
return;
}
}
}
else //Dynamic
{
using (var vhd = new Medo.IO.VirtualDisk(this.FileName)) {
if (isFormatVhdX)
{
vhd.Create(diskSize, Medo.IO.VirtualDiskCreateOptions.None, 0, 0, Medo.IO.VirtualDiskType.Vhdx);
}
else
{
vhd.Create(diskSize, Medo.IO.VirtualDiskCreateOptions.None, 0, 0, Medo.IO.VirtualDiskType.Vhd);
}
}
}
} catch (Exception ex) {
throw new InvalidOperationException(ex.Message, ex);
}
} catch (InvalidOperationException ex) {
this.Cursor = Cursors.Default;
Medo.MessageBox.ShowError(this, "Virtual disk cannot be created.\n\n" + ex.Message);
return;
}
this.DialogResult = DialogResult.OK;
} finally {
this.Cursor = Cursors.Default;
}
}
private void btnOK_Click(object sender, EventArgs e)
{
try {
this.Cursor = Cursors.WaitCursor;
var isFormatVhdX = radFormatVhdX.Checked;
var isFormatVhd = !isFormatVhdX;
var isTypeFixed = radTypeFixed.Checked;
var isTypeDynamic = !isTypeFixed;
var filter = isFormatVhdX ? "Virtual disk files (*.vhdx)|*.vhdx|All files (*.*)|*.*" : "Virtual disk files (*.vhd)|*.vhd|All files (*.*)|*.*";
using (var frm = new SaveFileDialog() { AddExtension = true, AutoUpgradeEnabled = true, Filter = filter, FilterIndex = 0, OverwritePrompt = true, Title = "New disk", ValidateNames = true }) {
if (frm.ShowDialog(this) == DialogResult.OK) {
this.FileName = frm.FileName;
} else {
return;
}
}
DriveInfo drive = null;
try {
drive = new DriveInfo(this.FileName);
if (drive.DriveFormat.Equals("NTFS", StringComparison.OrdinalIgnoreCase) == false) {
if ((Environment.OSVersion.Version.Major * 1000000 + Environment.OSVersion.Version.Minor) < 6000002) { //Windows 8
if (isFormatVhd && isTypeFixed) {
if (Medo.MessageBox.ShowWarning(this, "Due to operating system limitations, virtual disk created on this drive will not be attachable.\nIn order to attach virtual disk it will need to be on NTFS-formatted drive.\n\nDo you wish to continue?", MessageBoxButtons.YesNo) == DialogResult.No) {
return;
}
} else {
if (Medo.MessageBox.ShowWarning(this, "Due to operating system limitations, virtual disk cannot be created.\nIn order to create and attach virtual disk it will need to be on NTFS-formatted drive.\n\nDo you wish to continue anyway?", MessageBoxButtons.YesNo, MessageBoxDefaultButton.Button2) == DialogResult.No) {
return;
}
}
}
}
} catch (ArgumentException) { }
try {
File.Delete(this.FileName);
} catch (IOException ex) {
this.Cursor = Cursors.Default;
Medo.MessageBox.ShowError(this, "File cannot be deleted.\n\n" + ex.Message);
return;
} catch (UnauthorizedAccessException ex) {
this.Cursor = Cursors.Default;
Medo.MessageBox.ShowError(this, "File cannot be deleted.\n\n" + ex.Message);
return;
}
var diskSize = GetSizeInBytes();
if (drive != null) {
if (drive.AvailableFreeSpace < diskSize) { //yes, no overhead is calculated in
if (isTypeFixed) {
if (Medo.MessageBox.ShowWarning(this, string.Format("There is not enough free space available!\nVirtual disk will require {0} while drive has only {1} free.\n\nDo you wish to continue?", BinaryPrefixExtensions.ToBinaryPrefixString(diskSize, "B", "0"), BinaryPrefixExtensions.ToBinaryPrefixString(drive.AvailableFreeSpace, "B", "0")), MessageBoxButtons.YesNo) == DialogResult.No) {
return;
}
} else {
if (Medo.MessageBox.ShowInformation(this, string.Format("This disk can expand to size larger than free space available at the moment.\nVirtual disk will require {0} while drive has only {1} free.\n\nDo you wish to continue?", BinaryPrefixExtensions.ToBinaryPrefixString(diskSize, "B", "0"), BinaryPrefixExtensions.ToBinaryPrefixString(drive.AvailableFreeSpace, "B", "0")), MessageBoxButtons.YesNo) == DialogResult.No) {
return;
}
}
}
if (drive.DriveFormat.Equals("FAT32", StringComparison.OrdinalIgnoreCase) && (diskSize > int.MaxValue * 0.9)) { //just give warning if getting close to 2GB limit
if (Medo.MessageBox.ShowWarning(this, "Due to operating system limitations it will not be possible to create virtual disk larger than 2 GB.\n\nDo you wish to continue?", MessageBoxButtons.YesNo) == DialogResult.No) {
return;
}
}
}
try {
try {
if (isTypeFixed) {
using (var frm = new CreateFixedDiskForm(this.FileName, diskSize, isFormatVhdX)) {
if (frm.ShowDialog(this) == DialogResult.Cancel) {
return;
}
}
} else { //Dynamic
using (var vhd = new Medo.IO.VirtualDisk(this.FileName)) {
if (isFormatVhdX) {
vhd.Create(diskSize, Medo.IO.VirtualDiskCreateOptions.None, 0, 0, Medo.IO.VirtualDiskType.Vhdx);
} else {
vhd.Create(diskSize, Medo.IO.VirtualDiskCreateOptions.None, 0, 0, Medo.IO.VirtualDiskType.Vhd);
}
}
}
} catch (Exception ex) {
throw new InvalidOperationException(ex.Message, ex);
}
} catch (InvalidOperationException ex) {
this.Cursor = Cursors.Default;
Medo.MessageBox.ShowError(this, "Virtual disk cannot be created.\n\n" + ex.Message);
return;
}
this.DialogResult = DialogResult.OK;
} finally {
this.Cursor = Cursors.Default;
}
}