Wpf Thumb 默认样式存档,方便手头没有 vs 时查阅.

<Style TargetType="{x:Type Thumb}">
    <Setter Property="Stylus.IsPressAndHoldEnabled" Value="false"/>
    <Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.ControlBrushKey}}"/>
    <Setter Property="Foreground" Value="{DynamicResource {x:Static SystemColors.ControlTextBrushKey}}"/>
    <Setter Property="Template">
        <Setter.Value>
            <ControlTemplate TargetType="{x:Type Thumb}">
                <Border Background="{TemplateBinding Background}" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}">
                    <Grid>
                        <Border Background="{DynamicResource {x:Static SystemColors.ControlBrushKey}}" BorderBrush="{DynamicResource {x:Static SystemColors.ControlDarkDarkBrushKey}}" BorderThickness="0,0,1,1"/>
                        <Border Background="{DynamicResource {x:Static SystemColors.ControlLightLightBrushKey}}" BorderBrush="{DynamicResource {x:Static SystemColors.ControlDarkBrushKey}}" BorderThickness="0,0,1,1" Margin="1"/>
                        <Border Background="{TemplateBinding Background}" Margin="2"/>
                    </Grid>
                </Border>
            </ControlTemplate>
        </Setter.Value>
    </Setter>
</Style>