<Window x:Class="WpfApplication1.Window1" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="AppEventsSample" Height="300" Width="300"> <Grid> <Button Height="23" x:Name="shutdownButton" VerticalAlignment="Bottom" HorizontalAlignment="Right" Width="75">Shutdown</Button> <Label Height="25" HorizontalAlignment="Left" Margin="10" x:Name="label1" VerticalAlignment="Top" Width="100">Application Events:</Label> <ListBox Margin="20" x:Name="eventsListBox" ItemsSource="{Binding}" /> <Button Height="23" Margin="10" Name="exceptionButton" VerticalAlignment="Bottom">Exception</Button> </Grid> </Window> //File:Window.xaml.cs using System; using System.Collections.Generic; using System.Text; using System.Windows; using System.Windows.Controls; using System.Windows.Data; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Imaging; using System.Windows.Shapes; namespace WpfApplication1 { public partial class Window1 : System.Windows.Window { public Window1() { InitializeComponent(); // this.DataContext = ((App)Application.Current).EventLog; } protected override void OnInitialized(EventArgs e) { base.OnInitialized(e); exceptionButton.Click += new RoutedEventHandler(exceptionButton_Click); shutdownButton.Click += new RoutedEventHandler(shutdownButton_Click); } void exceptionButton_Click(object sender, RoutedEventArgs e) { throw new Exception("Opps! Unhandled exception!"); } void shutdownButton_Click(object sender, RoutedEventArgs e) { Application.Current.Shutdown(111); } } }