AipGateway/NamedPipeExample/ProgressObserver/App.xaml

<Application 
    x:Class="ProgressObserver.App" 
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" 
    StartupUri="MainWindow.xaml" 
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
    d1p1:Ignorable="d" 
    xmlns:d1p1="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:vm="clr-namespace:ProgressObserver.ViewModel">    
  <Application.Resources>
    <vm:ViewModelLocator x:Key="Locator" d:IsDataSource="True" />
  </Application.Resources>
</Application>