WPF中的DataGrid 列标题居中方法

    <Window.Resources>
        <Style x:Key="ColumnHeaderStyle" TargetType="DataGridColumnHeader">
            <Setter Property="HorizontalContentAlignment" Value="Center"/>
        </Style>
    </Window.Resources>
    
    <Grid Margin="4">
        <DataGrid ColumnHeaderStyle="{StaticResource ColumnHeaderStyle}">
            <DataGrid.Columns>
                <DataGridTextColumn Header="aaaa" Width="100"/>
                <DataGridTextColumn Header="bbbb" Width="100"/>
                <DataGridTextColumn Header="cccc" Width="100"/>
                <DataGridTextColumn Header="dddd" Width="100"/>
                <DataGridTextColumn Header="eeee" Width="100"/>
            </DataGrid.Columns>
        </DataGrid>
    </Grid>

        <Style x:Key="ColumnHeaderStyle" TargetType="DataGridColumnHeader">
            <Setter Property="HorizontalAlignment" Value="Center"/>
        </Style>