ApolloNewWorld/FurnaceNewWorld/UIModules/SummaryModule/Views/Pressure.xaml

<UserControl x:Class="SummaryModule.Views.Pressure"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:SummaryModule.Views"
             xmlns:prism="http://prismlibrary.com/"
             mc:Ignorable="d" 
             d:DesignHeight="450" d:DesignWidth="800">
    <UserControl.Resources>
        <ResourceDictionary >
            <ResourceDictionary.MergedDictionaries>
                <ResourceDictionary Source="/UICommon;component/Resources.xaml"/>
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </UserControl.Resources>
    <Grid Margin="8">
        <Grid.RowDefinitions>
            <RowDefinition Height="auto"/>
            <RowDefinition Height="8"/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <Grid Height="38">
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="128"/>
                <ColumnDefinition Width="0"/>
                <ColumnDefinition Width="128"/>
            </Grid.ColumnDefinitions>
            <RadioButton Grid.Column="0" Style="{StaticResource FunctionRadio}" Command="{Binding SwitchCommand}" CommandParameter="PressDetail" IsChecked="True">Press</RadioButton>
            <RadioButton Grid.Column="2" Style="{StaticResource FunctionRadio}" Command="{Binding SwitchCommand}" CommandParameter="LeakCheckDetail">Leak Check</RadioButton>

        </Grid>

        <Border Grid.Row="2" >
            <ContentControl prism:RegionManager.RegionName="PressureRegion"/>
        </Border>

    </Grid>
</UserControl>