Interaction logic for LoginWindow.xaml
Наследование: System.Windows.Window
 private void Button_Click_1(object sender, RoutedEventArgs e)
 {
     LoginWindow lw = new LoginWindow();
     lw.ShowDialog();
 }
        private void Button_Click_1(object sender, RoutedEventArgs e)
        {
            LoginWindow lw = new LoginWindow();

            lw.ShowDialog();
        }