我有wpf Expander控件,当我将鼠标悬停在它上面时,我想要更改Header的背景颜色。 这是我的控制:
<Expander Margin="0" ExpandDirection="Right">
<Expander.Header>
<StackPanel Orientation="Horizontal" VerticalAlignment="Top">
<Image Source="placeholder_imageObject.png" Stretch="Uniform" Margin="6,0,0,0" Width="36" Height="36" VerticalAlignment="Center"/>
<ContentPresenter Content="Image" VerticalAlignment="Center" Margin="5,0,0,0"/>
<Path Data="{StaticResource RightArrowGeometry}" Fill="Black" Margin="14,0,0,0" VerticalAlignment="Center">
</Path>
</StackPanel>
</Expander.Header>
<Grid Margin="10,0,0,0" Background="White">
<controls:SymbolController x:Name="dgSymbolControl">
</controls:SymbolController>
</Grid>
</Expander>
请帮助 谢谢 西
答案 0 :(得分:1)
你可以在你的“Expander.Header”中为你的StackPanel提供一个带触发器的样式:
<Style x:Key="MyCustomStackPanelStyle" TargetType="{x:Type StackPanel}">
<Style.Triggers>
<Trigger Property="IsMouseOver" Value="True">
<Setter Property="Background" Value="Red" />
</Trigger>
<Trigger Property="IsMouseOver" Value="False">
<Setter Property="Background" Value="Transparent" />
</Trigger>
</Style.Triggers>
</Style>