/V4/PrismLibrary/Phone/Prism.Tests/App.xaml

<Application 

    x:Class="Microsoft.Practices.Prism.Tests.App"

    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"       

    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

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

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



    <!--Application Resources-->

    <Application.Resources>

    </Application.Resources>



    <Application.ApplicationLifetimeObjects>

        <!--Required object that handles lifetime events for the application-->

        <shell:PhoneApplicationService 

            Launching="Application_Launching" Closing="Application_Closing" 

            Activated="Application_Activated" Deactivated="Application_Deactivated"/>

    </Application.ApplicationLifetimeObjects>



</Application>