private void tbxUsername_TextChanged(object sender, TextChangedEventArgs e)
{
var textbox = sender as TextBox;
var input = textbox.Text;
LoginValidation loginValidation = new LoginValidation();
bool isUsernameAvailable = true;
try
{
isUsernameAvailable = loginValidation.IsUsernameAvailable(input);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message.ToString());
}
if (isUsernameAvailable)
{
ImgAcceptMark.Visibility = Visibility.Visible;
tbxUsername.Foreground = Brushes.Black;
gotUsername = true;
}
else
{
ImgAcceptMark.Visibility = Visibility.Hidden;
tbxUsername.Foreground = Brushes.Red;
gotUsername = false;
}
}
