public Login2(BaseScanForm frm)
{
if (frm == null)
{
throw new ArgumentNullException("frm");
}
else
{
_frm = frm;
InitializeComponent();
Toggle();
}
}
// Save a reference to the form so it can
// be notified when messages are received.
public ScanMessageWindow(BaseScanForm frm)
{
this._frm = frm;
}