/// <summary>
/// Animates the login window's progress bar
/// </summary>
/// <param name="theProgBarDelegate"></param>
/// <param name="max"></param>
/// <param name="min"></param>
/// <param name="val"></param>
private void AnimateProgressBar(UpdateProgBarDelegate theProgBarDelegate, int max, int min, int val)
{
try
{
// setup progress bar starting properties
progressBar1.Maximum = max;
progressBar1.Minimum = min;
progressBar1.Value = val;
// update the progress bar
double counter = 0;
for (int i = 0; i <= 2000; ++i)
{
// synchronous delegate
// using the windows object dispatcher property
this.Dispatcher.Invoke(theProgBarDelegate,
System.Windows.Threading.DispatcherPriority.Background,
new object[] { ProgressBar.ValueProperty, counter++ });
}
}
catch (Exception ex)
{
throw ex;
}
}
private void btnJoinNetworked_Click(object sender, RoutedEventArgs e)
{
try
{
// Clear previous status
UpdateStatus("");
if (txtServAddr.Text != "")
{
// Valid IP Address
if (Regex.IsMatch(txtServAddr.Text, ipCheck))
{
if (txtUserName.Text != "")
{
// Configure server endpoint
ConfigureEndpoint(txtServAddr.Text, txtServPort.Text);
// Indicate waiting condition
UpdateStatus("Connecting to " + remoteFactory.Endpoint.Address.ToString() + "...");
// Create an instance of my UpdateProgressarDelegate
UpdateProgBarDelegate theProgBarDelegate = new UpdateProgBarDelegate(progressBar1.SetValue);
// Activate a remote QuiddlerService object
remoteProxy = remoteFactory.CreateChannel();
// Animate progress bar
AnimateProgressBar(theProgBarDelegate, 2000, 0, 0);
// Username already taken
if (remoteProxy.usernameExists(txtUserName.Text))
{
UpdateStatus("That username is already taken");
}
else
{
// Create a new client instance
Tuple<int, string> result = remoteProxy.Register_client();
if (result.Item1 != -1)
{
widQuiddler = new QuiddlerUI(remoteProxy, result.Item1);
widQuiddler.join(txtUserName.Text);
widQuiddler.lblWelcome2.Content = txtUserName.Text;
widQuiddler.Show();
this.Close();
}
else
{
UpdateStatus(result.Item2);
}
}
// Reset progress bar
progressBar1.Value = 0;
}
else
{
UpdateStatus("Please enter a valid username");
}
}
else
{
UpdateStatus("Invalid address, please try again");
}
}
else
{
UpdateStatus("Please enter a valid IP address");
}
}
catch (Exception ex)
{
UpdateStatus(ex.Message);
}
}