Is it possible to get nested columns in WPF DataGrid?

Question

Is it possible to have nested columns in WPF DataGrid like on the following image?

Thanks for help.

Answer 1

   <DataGrid ItemsSource="{Binding }" Name="dataGrid1" AutoGenerateColumns="False" 
                          ColumnHeaderHeight="50" >
                <DataGrid.Resources>

                    <Style x:Key="DataGridColumnHeader" TargetType="{x:Type DataGridColumnHeader}">
                        <Setter Property="VerticalContentAlignment" Value="Center" />
                        <Setter Property="Template">
                            <Setter.Value>
                                <ControlTemplate TargetType="{x:Type DataGridColumnHeader}">
                                    <Grid>
                                        <ContentPresenter SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"
                                      VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
                                      HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" />
                                    </Grid>
                                </ControlTemplate>
                            </Setter.Value>
                        </Setter>
                    </Style>

                </DataGrid.Resources>
                <DataGrid.Columns>
                        <DataGridTextColumn  Header="Main1" Width="60" 
                                            HeaderStyle="{StaticResource DataGridColumnHeader}">
                        <DataGridTextColumn.HeaderTemplate>
                            <DataTemplate>
                                <StackPanel Orientation="Vertical">
                                    <TextBlock   Width="60"/>

                                    <DataGridColumnHeader Content="Nested1" Width="60"/>
                                </StackPanel>
                            </DataTemplate>
                        </DataGridTextColumn.HeaderTemplate>
                    </DataGridTextColumn>
                    <DataGridTextColumn Header="Nested2" Width="60"
                                             HeaderStyle="{StaticResource DataGridColumnHeader}">
                        <DataGridTextColumn.HeaderTemplate>
                            <DataTemplate>
                                <StackPanel Orientation="Vertical">
                                    <TextBlock FontWeight="Bold" Text="Main1"/>

                                    <DataGridColumnHeader Content="Nested2" Width="60" />
                                </StackPanel>
                            </DataTemplate>
                        </DataGridTextColumn.HeaderTemplate>
                    </DataGridTextColumn>
                    <DataGridTextColumn Width="60"
                                             HeaderStyle="{StaticResource DataGridColumnHeader}">
                        <DataGridTextColumn.HeaderTemplate>
                            <DataTemplate>
                                <StackPanel Orientation="Vertical">
                                    <TextBlock />

                                    <DataGridColumnHeader Content="Nested3" Width="60"/>
                                </StackPanel>
                            </DataTemplate>
                        </DataGridTextColumn.HeaderTemplate>
                    </DataGridTextColumn>
                </DataGrid.Columns>
            </DataGrid>