<ListView.View>
                        <GridView>
                            <GridViewColumn Header="Описание"  Width="230" >
                                <GridViewColumn.CellTemplate>
                                    <DataTemplate>
                                        <TextBlock Text="{Binding Description}" TextWrapping="Wrap" />
                                    </DataTemplate>
                                </GridViewColumn.CellTemplate>
                            </GridViewColumn>
                            <GridViewColumn Header="Сложность"  Width="100">
                                <GridViewColumn.CellTemplate>
                                    <DataTemplate>
                                        <StackPanel Orientation="Horizontal" HorizontalAlignment="Center">
                                            <Button Name="D1" Template="{StaticResource GlassButton}" 
                                                    Width="20" Foreground="YellowGreen"
                                                    Tag="{Binding}" 
                                                    Click="D1_Click" Content="1"
                                                    Style="{StaticResource D1S}">
                                            </Button>
                                            <Button Name="D2" 
                                                    Template="{StaticResource GlassButton}" 
                                                    Width="20" Foreground="YellowGreen" Tag="{Binding}" Click="D2_Click" Content="2">
                                            </Button>
                                            <Button Name="D3" 
                                                    Template="{StaticResource GlassButton}" 
                                                    Width="20" Foreground="YellowGreen" 
                                                    Tag="{Binding}" Click="D3_Click" Content="3">
                                            </Button>
                                        </StackPanel>
                                    </DataTemplate>
                                </GridViewColumn.CellTemplate>
                            </GridViewColumn>
                          </GridView>
                    </ListView.View>
                </ListView>

 <Style x:Key="D1S" TargetType="Button">
                <Style.Triggers>
                    <DataTrigger Binding="{Binding Diffical}" 
                                                     Value="1">
                        <Setter Property="Foreground" Value="Aqua" />
                    </DataTrigger>
                </Style.Triggers>
</Style>