<HyperlinkButton Content="TestPage1" NavigateUri="/TestPage1.xaml" Height="30" HorizontalAlignment="Left" Margin="10,10,0,0" Name="TestPage1Link" VerticalAlignment="Top" Width="200" />  <HyperlinkButton Content="TestPage2" NavigateUri="/TestPage2.xaml" Height="30" HorizontalAlignment="Center" Margin="10,10,0,0" Name="TestPage2Link" VerticalAlignment="Top" Width="200" />  <HyperlinkButton Content="TestPage3" NavigateUri="/TestPage3.xaml" Height="30" HorizontalAlignment="Right" Margin="10,10,0,0" Name="TestPage3Link" VerticalAlignment="Top" Width="200" />  

<Button x:Name="TestPage1Button" Content="TestPage1" Click="Button_Click" HorizontalAlignment="Left" Width="200" Height="75" />
<Button x:Name="TestPage2Button" Content="TestPage2" Click="Button_Click" HorizontalAlignment="Center" Width="200" Height="75" />
<Button x:Name="TestPage3Button" Content="TestPage3" Click="Button_Click" HorizontalAlignment="Right" Width="200" Height="75" />  

 1 private void Button_Click(object sender, RoutedEventArgs e)
 2 {
 3  Button clickedButton = sender as Button;
 4  switch (clickedButton.Name)
 5  {
 6     case "TestPage1Button":
 7       NavigationService.Navigate(new Uri("/TestPage1.xaml", UriKind.Relative));
 8       break;
 9     case "TestPage2Button":
10       NavigationService.Navigate(new Uri("/TestPage2.xaml", UriKind.Relative));
11       break;
12     case "TestPage3Button":
13        NavigationService.Navigate(new Uri("/TestPage3.xaml", UriKind.Relative));
14        break;
15  }  

1 protected override void OnBackKeyPress(System.ComponentModel.CancelEventArgs e)
2 {
3   // 编写的代码
4   e.Cancel = true;  //取消默认行为。
5 }  

xmlns:phone="clr-namespace:Microsoft.Phone.Controls;assembly=Microsoft.Phone"
xmlns:shell="clr-namespace:Microsoft.Phone.Shell;assembly=Microsoft.Phone"   

<phone:PhoneApplicationPage.ApplicationBar>
<shell:ApplicationBar IsVisible="True" IsMenuEnabled="True">
<shell:ApplicationBarIconButton IconUri="/Images/appbar_button1.png" Text="Button 1"/>
<shell:ApplicationBarIconButton IconUri="/Images/appbar_button2.png" Text="Button 2"/>
<shell:ApplicationBar.MenuItems>
<shell:ApplicationBarMenuItem Text="MenuItem 1"/>
<shell:ApplicationBarMenuItem Text="MenuItem 2"/>
</shell:ApplicationBar.MenuItems>
</shell:ApplicationBar>
</phone:PhoneApplicationPage.ApplicationBar>  

<shell:ApplicationBarIconButton x:Name="AddButton" IconUri="/icons/appbar.add.rest.png" Text="Add" Click="AddButton_Click"/>
<shell:ApplicationBarIconButton x:Name="SubtractButton" IconUri="/icons/appbar.minus.rest.png" Text="Subtract" Click="SubtractButton_Click"/>   

1 private void AddButton_Click(object sender, EventArgs e)
2 {
3   Counter.Text = (Int32.Parse(Counter.Text.ToString()) + 1).ToString();
4 }
5 private void SubtractButton_Click(object sender, EventArgs e)
6 {
7   Counter.Text = (Int32.Parse(Counter.Text.ToString()) - 1).ToString();
8 }