public PasswordChange(SecureBox.BL.SecureBox secBox, SecureBox.BL.DriveInfo drive)
 {
     InitializeComponent();
     this.secBox = secBox;
     this.drive = drive;
 }
 public AddDrive(SecureBox.BL.SecureBox secBox)
 {
     InitializeComponent();
     this.secBox = secBox;
     comboBoxLetters.DataSource = new BindingList<char>(secBox.GetFreeDriveLetters());
 }