正在删除右键单击事件的ListBoxItem背景

<Style x:Key="CustomListBoxItemStyle" TargetType="ListBoxItem">
    <Setter Property="Background" Value="Transparent" />
    <Setter Property="Template">
        <Setter.Value>
            <ControlTemplate TargetType="ListBoxItem">
                <Border Background="{TemplateBinding Background}"
                        BorderBrush="{TemplateBinding BorderBrush}"
                        BorderThickness="{TemplateBinding BorderThickness}">
                    <ContentPresenter />
                </Border>
            </ControlTemplate>
        </Setter.Value>
    </Setter>
</Style>

<ListBox ItemContainerStyle="{StaticResource CustomListBoxItemStyle}">
    <!-- ListBox的其他内容 -->
</ListBox>