private void LogIn(object sender, RoutedEventArgs e) { waitIndicator.Visibility = Visibility.Visible; LoginCommand Logger = new LoginCommand(); Logger.RequestFinished += new RequestFinishedEventHandler(Logger_MessengerSent); Logger.LogInAs(new UserCredentials(usernameBox.Text, passwordBox.Password), "secret"); usernameBox.Text = String.Empty; passwordBox.Password = String.Empty; }