using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Media;
public class MainClass : Window
{
[STAThread]
public static void Main()
{
Application app = new Application();
app.Run(new MainClass());
}
public MainClass()
{
Button btn = new Button();
btn.Content = "_Click me";
btn.Click += ButtonOnClick;
Content = btn;
}
void ButtonOnClick(object sender, RoutedEventArgs args)
{
MessageBox.Show("asdf",Title);
}
}