更新

WPFDark/Controls/BiaClippingBorder.xaml

@@ -0,0 +1,8 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:controls="clr-namespace:WPFDark.Controls"
+                    xmlns:wpf="clr-namespace:WPFDark">
+    <Style TargetType="{x:Type controls:BiaClippingBorder}">
+        <Setter Property="CornerRadius" Value="{x:Static wpf:Boxes.BasicCornerRadius}" />
+    </Style>
+</ResourceDictionary>