<Grid xmlns:xcdg="http://schemas.xceed.com/wpf/xaml/datagrid">
   <Grid.Resources>
      <xcdg:DataGridCollectionViewSource x:Key="cvs_orders"
                                         Source="{Binding Source={x:Static Application.Current}, Path=Orders}" />
   </Grid.Resources>
   <xcdg:DataGridControl x:Name="OrdersGrid"
                         ItemsSource="{Binding Source={StaticResource cvs_orders}}">
      <xcdg:DataGridControl.Columns>
         <xcdg:Column FieldName="ShipCountry"
                      AllowAdvancedFilter="False" />
      </xcdg:DataGridControl.Columns>
      <xcdg:DataGridControl.View>
         <xcdg:TableflowView AdvancedFilterMode="Always" />
      </xcdg:DataGridControl.View>
   </xcdg:DataGridControl>
</Grid>