在ListView中隐藏列之间的垂直线

<Style x:Key="CustomListViewStyle" TargetType="ListView">
    <Setter Property="Template">
        <Setter.Value>
            <ControlTemplate TargetType="ListView">
                <Border Background="{TemplateBinding Background}"
                        BorderBrush="{TemplateBinding BorderBrush}"
                        BorderThickness="{TemplateBinding BorderThickness}">
                    <Grid>
                        <Grid.ColumnDefinitions>
                            <ColumnDefinition Width="Auto" /> <!-- 第一列 -->
                            <ColumnDefinition Width="Auto" /> <!-- 第二列 -->
                            <ColumnDefinition Width="0" /> <!-- 隐藏的第三列 -->
                            <ColumnDefinition Width="Auto" /> <!-- 第四列 -->
                        </Grid.ColumnDefinitions>
                        <ItemsPresenter Grid.ColumnSpan="4" />
                    </Grid>
                </Border>
            </ControlTemplate>
        </Setter.Value>
    </Setter>
</Style>