WPF C# Tutorial

    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="Page3" WindowTitle="Page3" Loaded="Init">
  
    
      This is a Page3.xaml.
      Click here to go to the Menu.
    
  

//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.Navigation;
using System.Windows.Shapes;
namespace NavigationApplication
{
    public partial class Page3 : System.Windows.Controls.Page
    {
        public Page3()
        {
            InitializeComponent();
        }
        private void Init(object sender, EventArgs e)
        {
            NavigationService nav = NavigationService.GetNavigationService(this);
            while (nav.CanGoBack)
            {
                ;
            }
        }
    }
}