这让我抓狂。我有一个简单的 WPF 切换按钮,有两个 IsChecked 触发器。一个表示值为 true,另一个表示值为 false。当未选中按钮时它工作正常,应用了我的 false 样式;但是,系统从不应用 IsChecked 为 true 时的样式。它始终只使用默认的蓝色镀铬窗口样式。有任何想法吗?
<ToggleButton Content="Control 1" Width="200" Margin="0,0,0,10" Focusable="False">
<ToggleButton.Resources>
<Style TargetType="{x:Type ToggleButton}">
<Style.Triggers>
<Trigger Property="IsChecked" Value="True">
<Setter Property="Background">
<Setter.Value>
<LinearGradientBrush EndPoint="0,1" StartPoint="0,0">
<GradientStop Color="#FFF3F3F3" Offset="1"/>
<GradientStop Color="LawnGreen" Offset="0.307"/>
</LinearGradientBrush>
</Setter.Value>
</Setter>
</Trigger>
<Trigger Property="IsChecked" Value="False">
<Setter Property="Background">
<Setter.Value>
<LinearGradientBrush EndPoint="0,1" StartPoint="0,0">
<GradientStop Color="#FFF3F3F3" Offset="1"/>
<GradientStop Color="Red" Offset="0.307"/>
</LinearGradientBrush>
</Setter.Value>
</Setter>
</Trigger>
</Style.Triggers>
</Style>
</ToggleButton.Resources>
</ToggleButton>
任何帮助将不胜感激。我确信这是我忽略的显而易见的事情。
时的布局ToggleButton.IsChecked
切换似乎是模板的一部分。如果您覆盖模板,您应该能够正确设置值。看覆盖切换按钮样式
Example:
<ToggleButton Content="Control 1" Focusable="False">
<ToggleButton.Template>
<ControlTemplate TargetType="{x:Type ToggleButton}">
<Border CornerRadius="3" Background="{TemplateBinding Background}">
<ContentPresenter Margin="3"
HorizontalAlignment="Center"
VerticalAlignment="Center"/>
</Border>
<ControlTemplate.Triggers>
<Trigger Property="IsChecked" Value="True">
<Setter Property="Background">
<Setter.Value>
<LinearGradientBrush EndPoint="0,1" StartPoint="0,0">
<GradientStop Color="#FFF3F3F3" Offset="1"/>
<GradientStop Color="LawnGreen" Offset="0.307"/>
</LinearGradientBrush>
</Setter.Value>
</Setter>
</Trigger>
<Trigger Property="IsChecked" Value="False">
<Setter Property="Background">
<Setter.Value>
<LinearGradientBrush EndPoint="0,1" StartPoint="0,0">
<GradientStop Color="#FFF3F3F3" Offset="1"/>
<GradientStop Color="Red" Offset="0.307"/>
</LinearGradientBrush>
</Setter.Value>
</Setter>
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</ToggleButton.Template>
</ToggleButton>
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