public static void CreateVDisk(KeyValuePairList <string, string> parameters)
{
if (!VerifyParameters(parameters, "file", "size"))
{
Console.WriteLine();
Console.WriteLine("Invalid parameter.");
HelpCreate();
return;
}
long sizeInBytes;
if (parameters.ContainsKey("size"))
{
long requestedSizeInMB = Conversion.ToInt64(parameters.ValueOf("size"), 0);
sizeInBytes = requestedSizeInMB * 1024 * 1024;
if (requestedSizeInMB <= 0)
{
Console.WriteLine("Invalid size (must be specified in MB).");
return;
}
}
else
{
Console.WriteLine("The SIZE parameter must be specified.");
return;
}
if (parameters.ContainsKey("file"))
{
string path = parameters.ValueOf("file");
if (new FileInfo(path).Exists)
{
Console.WriteLine("Error: file already exists.");
return;
}
try
{
m_selectedDisk = VirtualHardDisk.Create(path, sizeInBytes);
Console.WriteLine("The virtual disk file was created successfully.");
}
catch (IOException)
{
Console.WriteLine("Error: Could not write the virtual disk file.");
return;
}
catch (UnauthorizedAccessException)
{
Console.WriteLine("Error: Access Denied, Could not write the virtual disk file.");
return;
}
}
else
{
Console.WriteLine("The FILE parameter was not specified.");
}
}
private void btnOK_Click(object sender, EventArgs e)
{
string path = txtFilePath.Text;
long size = (long)numericDiskSize.Value * 1024 * 1024;
if (path == String.Empty)
{
MessageBox.Show("Please choose file location", "Error");
return;
}
m_isWorking = true;
new Thread(delegate()
{
DiskImage diskImage;
try
{
diskImage = VirtualHardDisk.Create(path, size);
}
catch (IOException ex)
{
this.Invoke((MethodInvoker) delegate()
{
MessageBox.Show("Failed to create the disk: " + ex.Message, "Error");
txtFilePath.Enabled = true;
btnBrowse.Enabled = true;
numericDiskSize.Enabled = true;
btnOK.Enabled = true;
btnCancel.Enabled = true;
});
m_isWorking = false;
return;
}
bool isLocked = diskImage.ExclusiveLock();
if (!isLocked)
{
this.Invoke((MethodInvoker) delegate()
{
MessageBox.Show("Cannot lock the disk image for exclusive access", "Error");
txtFilePath.Enabled = true;
btnBrowse.Enabled = true;
numericDiskSize.Enabled = true;
btnOK.Enabled = true;
btnCancel.Enabled = true;
});
m_isWorking = false;
return;
}
m_diskImage = diskImage;
m_isWorking = false;
this.Invoke((MethodInvoker) delegate()
{
this.DialogResult = DialogResult.OK;
this.Close();
});
}).Start();
txtFilePath.Enabled = false;
btnBrowse.Enabled = false;
numericDiskSize.Enabled = false;
btnOK.Enabled = false;
btnCancel.Enabled = false;
}