ShowModuleControl.xaml

<UserControl x:Class="Microsoft.PowerShell.Commands.ShowCommandInternal.ShowModuleControl"
             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:this="clr-namespace:Microsoft.PowerShell.Commands.ShowCommandInternal"
             mc:Ignorable="d" 
             xmlns:sc="clr-namespace:Microsoft.Management.UI.Internal"
             d:DesignHeight="300" d:DesignWidth="300">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="0.2*"></RowDefinition>
            <RowDefinition Height="{Binding CommandRowHeight}"></RowDefinition>
        </Grid.RowDefinitions>
        <ListBox x:Name="CommandList" IsTextSearchEnabled="True" Margin="3" SelectedItem="{Binding SelectedCommand}" ItemsSource="{Binding Path=FilteredCommands}" DisplayMemberPath="Name" Grid.Row="0" AutomationProperties.AutomationId="listboxCommandList">
            <ListBox.ItemContainerStyle>
                <Style TargetType="{x:Type ListBoxItem}">
                    <Setter Property="AutomationProperties.Name" Value="{Binding Name}"/>
                    <Setter Property="ToolTip" Value="{Binding ToolTip}"/>
                </Style>
            </ListBox.ItemContainerStyle>
        </ListBox>
        <Border Grid.Row="1" Margin="3" Visibility="{Binding CommandControlVisibility}">
            <this:CmdletControl DataContext="{Binding Path=SelectedCommand}"></this:CmdletControl>
        </Border>
    </Grid>
</UserControl>