private IPAddress GetMulticastGroupIPAddress()
{
try
{
if (!MulticastGroupSelection)
{
return(null);
}
Controls.IPAddressValidationRule _vr = new IPAddressValidationRule();
ValidationResult _res = _vr.Validate(MulticastGroup, CultureInfo.InvariantCulture);
if (!_res.IsValid)
{
Trace($"Removed multicast group because of error {_res.ErrorContent}");
MulticastGroupSelection = false;
return(null);
}
return(IPAddress.Parse(MulticastGroup));
}
catch (Exception _ex)
{
Trace($"Removed multicast group because of exception: {_ex.GetType().Name} with the message: {_ex.Message}");
MulticastGroupSelection = false;
return(null);
}
}
private void tb_ip_LostFocus(object sender, RoutedEventArgs e)
{
TextBox tb = sender as TextBox;
string strIP = tb.Text;
IPAddressValidationRule rule = new IPAddressValidationRule();
ValidationResult result = rule.Validate(strIP, null);
if (result.IsValid == true)
{
tb.Text = strIP;
}
else
{
tb.Text = "0.0.0.0";
}
}