//File:Window.xaml.cs using System; using System.Collections.Generic; using System.Linq; using System.Net; using System.Windows; using System.Windows.Controls; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Animation; using System.Windows.Shapes; namespace SilverlightApplication3 { public partial class MainPage : UserControl { public MainPage() { InitializeComponent(); } void ButtonOnClick(object sender, RoutedEventArgs args) { Button btn = sender as Button; Console.WriteLine(btn.Content + "' has been clicked."); } } }