WPF DataGrid自定义样式

<Style TargetType="DataGrid">
            <!--网格线颜色-->
            <Setter Property="CanUserResizeColumns" Value="false"/>
            <Setter Property="Background" Value="#E6DBBB" />
            <Setter Property="BorderBrush" Value="#d6c79b" />
            <Setter Property="HorizontalGridLinesBrush">
                <Setter.Value>
                    <SolidColorBrush Color="#d6c79b"/>
                </Setter.Value>
            </Setter>
            <Setter Property="VerticalGridLinesBrush">
                <Setter.Value>
                    <SolidColorBrush Color="#d6c79b"/>
                </Setter.Value>
            </Setter>
        </Style>

        <Style TargetType="DataGridColumnHeader">
            <Setter Property="SnapsToDevicePixels" Value="True" />
            <Setter Property="MinWidth" Value="0" />
            <Setter Property="MinHeight" Value="28" />
            <Setter Property="Foreground" Value="#323433" />
            <Setter Property="FontSize" Value="14" />
            <!--<Setter Property="Cursor" Value="Hand" />-->
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="DataGridColumnHeader">
                        <Border x:Name="BackgroundBorder" BorderThickness="0,1,0,1" 
                             BorderBrush="#e6dbba" 
                              Width="Auto">
                            <Grid >
                                <Grid.ColumnDefinitions>
                                    <ColumnDefinition Width="*" />
                                </Grid.ColumnDefinitions>
                                <ContentPresenter  Margin="0,0,0,0" VerticalAlignment="Center" HorizontalAlignment="Center"/>
                                <Path x:Name="SortArrow" Visibility="Collapsed" Data="M0,0 L1,0 0.5,1 z" Stretch="Fill"  Grid.Column="2" Width="8" Height="6" Fill="White" Margin="0,0,50,0" 
                            VerticalAlignment="Center" RenderTransformOrigin="1,1" />
                                <Rectangle Width="1" Fill="#d6c79b" HorizontalAlignment="Right" Grid.ColumnSpan="1" />
                                <!--<TextBlock  Background="Red">
                            <ContentPresenter></ContentPresenter></TextBlock>-->
                            </Grid>
                        </Border>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
            <Setter Property="Height" Value="25"/>
        </Style>
        <!--行样式触发-->
        <!--背景色改变必须先设置cellStyle 因为cellStyle会覆盖rowStyle样式-->
        <Style  TargetType="DataGridRow">
            <Setter Property="Background" Value="#F2F2F2" />
            <Setter Property="Height" Value="25"/>
            <Setter Property="Foreground" Value="Black" />
            <Style.Triggers>
                <!--隔行换色-->
                <Trigger Property="AlternationIndex" Value="0" >
                    <Setter Property="Background" Value="#e7e7e7" />
                </Trigger>
                <Trigger Property="AlternationIndex" Value="1" >
                    <Setter Property="Background" Value="#f2f2f2" />
                </Trigger>

                <Trigger Property="IsMouseOver" Value="True">
                    <Setter Property="Background" Value="LightGray"/>
                    <!--<Setter Property="Foreground" Value="White"/>-->
                </Trigger>

                <Trigger Property="IsSelected" Value="True">
                    <!--<Setter Property="Foreground" Value="Yellow"/>-->
                    <Setter Property="Background" Value="LightBlue"/>
                </Trigger>
            </Style.Triggers>
        </Style>

        <!--单元格样式触发-->
        <Style TargetType="DataGridCell">
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="DataGridCell">
                        <TextBlock TextAlignment="Center" VerticalAlignment="Center"  >
                           <ContentPresenter />
                        </TextBlock>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
            <Style.Triggers>
                <Trigger Property="IsSelected" Value="True">
                    <!--<Setter Property="Background" Value="Red"/>-->
                <!--<Setter Property="BorderThickness" Value="0"/>-->
                    <Setter Property="Foreground" Value="Blue"/>
                </Trigger>
            </Style.Triggers>
        </Style>

界面

<Grid>
            <DataGrid Name="dataGrid" AutoGenerateColumns="True" IsReadOnly="False" CanUserResizeRows="False" CanUserResizeColumns="False"  SelectionMode="Single"
                  CanUserReorderColumns="False" AlternationCount="2"  RowHeaderWidth="0" CanUserAddRows="False" ColumnWidth="100">
                <!--<DataGrid.Columns>
                    <DataGridTextColumn Header="测试人员"  Binding="{Binding 测试人员}" />
                    <DataGridTextColumn Header="样品名称" Binding="{Binding 样品名称}" />
                    <DataGridCheckBoxColumn Header="样品编号" Binding="{Binding 样品编号}" />
                    <DataGridTextColumn Header="样品型号" Binding="{Binding 样品型号}" />
                </DataGrid.Columns>-->
            </DataGrid>
        </Grid>
        <StackPanel Grid.Row="1" Orientation="Horizontal" HorizontalAlignment="Right">
            <!--<Button Name="firstPage" Content="首页" Height="20" Width="45" Margin="5" />-->
            <Button Name="prePage" Content="上一页" Height="20" Width="45" Margin="5" />
            <Button Name="nextPage" Content="下一页" Height="20" Width="45" Margin="5" />
            <!--<Button Name="endPage" Content="末页" Height="20" Width="45" Margin="5" />-->
            <Label Content="第" Margin="5,5,0,5" VerticalContentAlignment="Center" />
            <TextBox Name="goPage" Text="1" Height="20" Width="40" Margin="0,5,0,5" VerticalContentAlignment="Center" HorizontalContentAlignment="Center" />
            <Label Content="页" Margin="0,5,5,5" VerticalContentAlignment="Center" />
            <Button Name="go" Content="前往" Height="20" Width="45" Margin="5" />
            <Label Name="currentPage" Content="【第 页】" Margin="5,5,0,5" VerticalContentAlignment="Center" />
            <Label Name="totalPage" Content="【共 页】" Margin="0,5,0,5" VerticalContentAlignment="Center" />
        </StackPanel>

演示