private void button1_Click(object sender, RoutedEventArgs e) { try { bool loginid = ServiceObj.IsUserValid(textBox1.Text, passwordBox1.Password); if (loginid == true) { MainWindow form = new MainWindow(); form.Show(); } else { MessageBox.Show("Enter Proper User Credentials"); } } catch (Exception) { MessageBox.Show("Enter Proper User Credentials"); } }
private void Application_Startup(object sender, StartupEventArgs e) { var main = new MainWindow(e.Args); main.Show(); }