Exit current action with Application.Current.Shutdown

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<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);
    }

  }
}