<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}">

      <xcdg:DataGridCollectionViewSource.GroupDescriptions>

        <xcdg:DataGridGroupDescription PropertyName="ShipCountry"/>

      </xcdg:DataGridCollectionViewSource.GroupDescriptions>

    </xcdg:DataGridCollectionViewSource>

  </Grid.Resources>



  <xcdg:DataGridControl x:Name="OrdersGrid"

                        ItemsSource="{Binding Source={StaticResource cvs_orders}}">

    <xcdg:DataGridControl.View>

      <xcdg:TableView UseDefaultHeadersFooters="False">

        <xcdg:TableView.FixedHeaders>

          <DataTemplate>

            <xcdg:GroupByControl xcdg:TableView.CanScrollHorizontally="True"/>

          </DataTemplate>

          <DataTemplate>

            <xcdg:ColumnManagerRow/>

          </DataTemplate>

        </xcdg:TableView.FixedHeaders>

      </xcdg:TableView>

    </xcdg:DataGridControl.View>

  </xcdg:DataGridControl>

</Grid>