今天更改ListBox,用到ItemContainerStyle设置样式,设置Style.Triggers时,BackGround和BorderBrush均无效,其他效果正常。
翻看WPF编程宝典,发现代码没问题,下载源码之后,发现效果一样不行。在群里求助之后,得到解决。win8问题,编程宝典的作者用的是win7,xp也正常,唯独win8没有效果。
按照链接中的方法,修改ListBox模板即可。
主要添加一个style重写ListBoxItem模板,在代码中加入你要修改的样式即可。
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
<Style TargetType="{x:Type ListBoxItem}"> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="{x:Type ListBoxItem}"> <Border x:Name="Bd" SnapsToDevicePixels="true" Background="{TemplateBinding Background}" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Padding="{TemplateBinding Padding}"> <ContentPresenter HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" x:Name="contentPresenter"/> </Border> <ControlTemplate.Triggers> <Trigger Property="IsMouseOver" Value="True"> <Setter Property="Background" Value="#D4E9FE"/> </Trigger> <Trigger Property="IsSelected" Value="True"> <Setter Property="Background" Value="#1D82DA"/> </Trigger> <MultiTrigger> <MultiTrigger.Conditions> <Condition Property="IsSelected" Value="true"/> <Condition Property="Selector.IsSelectionActive" Value="false"/> </MultiTrigger.Conditions> <Setter Property="Background" TargetName="Bd" Value="{DynamicResource {x:Static SystemColors.ControlBrushKey}}"/> <Setter Property="Foreground" Value="{DynamicResource {x:Static SystemColors.ControlTextBrushKey}}"/> </MultiTrigger> <Trigger Property="IsEnabled" Value="false"> <Setter Property="Foreground" Value="{DynamicResource {x:Static SystemColors.GrayTextBrushKey}}"/> </Trigger> </ControlTemplate.Triggers> </ControlTemplate> </Setter.Value> </Setter> </Style>