/// <summary>
/// Displays a progress dialog in our main thread and initiates the signing
/// of files in another thread.
/// </summary>
private void SignFiles()
{
// Initiate the progress dialog:
var progressForm = new ProgressForm();
progressForm.Init(m_parameters.PathsOfFilesToSign.Count);
// Launch the signing task:
System.Threading.ThreadPool.QueueUserWorkItem(ReallySignFiles, progressForm);
// Display progress dialog:
progressForm.ShowDialog();
}