更新

WPFDark/Controls/BiaColorBar.xaml

@@ -0,0 +1,18 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:colorPicker1="clr-namespace:WPFDark.Controls"
+                    xmlns:wpf="clr-namespace:WPFDark">
+    <Style TargetType="{x:Type colorPicker1:BiaColorBar}">
+        <Setter Property="BorderColor" Value="{DynamicResource TextBoxBorderColorKey}" />
+
+        <Style.Triggers>
+            <Trigger Property="IsMouseOver" Value="True">
+                <Setter Property="BorderColor" Value="{DynamicResource ActiveBorderColorKey}" />
+            </Trigger>
+
+            <Trigger Property="IsEnabled" Value="False">
+                <Setter Property="BorderColor" Value="{DynamicResource InactiveBorderColorKey}" />
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+</ResourceDictionary>