UnrealEngineUWP/Engine/Source/Programs/UnrealProjectTemplate/WizardAssembly/WizardWindow.xaml

<Window x:Class="WizardAssembly.WizardWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:wizardAssembly="clr-namespace:WizardAssembly"
        Title="Get Unreal Engine 4" Height="450" Width="800">
    <Grid>
        <wizardAssembly:WizardControl/>
    </Grid>
</Window>