C# (CSharp) StudentManagement RegisterWindow.ShowDialog примеры использования

Пример #1

        private void btnRegister_Click(object sender, RoutedEventArgs e)
        {
            RegisterWindow rwd = new RegisterWindow();

            rwd.ShowDialog();
        }

Пример #2

 private void btnRegister_Click(object sender, RoutedEventArgs e)
 {
     rwd.ShowDialog();
 }