Fixes DataGrid colors not updating on theme switch

Author: thiago-cs

Microsoft.Toolkit.Uwp.UI.Controls.DataGrid/DataGrid/DataGrid.xaml

@@ -28,6 +28,10 @@
             <StaticResource x:Key="DataGridColumnHeaderDraggedBackgroundBrush" ResourceKey="SystemControlBackgroundChromeMediumLowBrush"/>
             <StaticResource x:Key="DataGridColumnHeaderPointerOverBrush" ResourceKey="SystemControlHighlightListLowBrush"/>
             <StaticResource x:Key="DataGridColumnHeaderPressedBrush" ResourceKey="SystemControlHighlightListMediumBrush"/>
+            <StaticResource x:Key="DataGridRowGroupHeaderBackgroundBrush" ResourceKey="SystemControlBackgroundChromeMediumBrush"/>
+            <StaticResource x:Key="DataGridRowGroupHeaderPressedBackgroundBrush" ResourceKey="SystemControlBackgroundListMediumBrush"/>
+            <StaticResource x:Key="DataGridRowGroupHeaderForegroundBrush" ResourceKey="SystemControlForegroundBaseHighBrush"/>
+            <StaticResource x:Key="DataGridRowHoveredBackgroundColor" ResourceKey="SystemListLowColor"/>
         </ResourceDictionary>
         <ResourceDictionary x:Key="HighContrast">
             <SolidColorBrush x:Key="InvalidBrush" Color="#FFFF00"/>
@@ -41,6 +45,10 @@
             <StaticResource x:Key="DataGridColumnHeaderDraggedBackgroundBrush" ResourceKey="SystemControlBackgroundChromeMediumLowBrush"/>
             <StaticResource x:Key="DataGridColumnHeaderPointerOverBrush" ResourceKey="SystemControlHighlightListLowBrush"/>
             <StaticResource x:Key="DataGridColumnHeaderPressedBrush" ResourceKey="SystemControlHighlightListMediumBrush"/>
+            <StaticResource x:Key="DataGridRowGroupHeaderBackgroundBrush" ResourceKey="SystemControlBackgroundChromeMediumBrush"/>
+            <StaticResource x:Key="DataGridRowGroupHeaderPressedBackgroundBrush" ResourceKey="SystemControlBackgroundListMediumBrush"/>
+            <StaticResource x:Key="DataGridRowGroupHeaderForegroundBrush" ResourceKey="SystemControlForegroundBaseHighBrush"/>
+            <StaticResource x:Key="DataGridRowHoveredBackgroundColor" ResourceKey="SystemListLowColor"/>
         </ResourceDictionary>
         <ResourceDictionary x:Key="Light">
             <SolidColorBrush x:Key="InvalidBrush" Color="#C50500"/>
@@ -54,6 +62,10 @@
             <StaticResource x:Key="DataGridColumnHeaderDraggedBackgroundBrush" ResourceKey="SystemControlBackgroundChromeMediumLowBrush"/>
             <StaticResource x:Key="DataGridColumnHeaderPointerOverBrush" ResourceKey="SystemControlHighlightListLowBrush"/>
             <StaticResource x:Key="DataGridColumnHeaderPressedBrush" ResourceKey="SystemControlHighlightListMediumBrush"/>
+            <StaticResource x:Key="DataGridRowGroupHeaderBackgroundBrush" ResourceKey="SystemControlBackgroundChromeMediumBrush"/>
+            <StaticResource x:Key="DataGridRowGroupHeaderPressedBackgroundBrush" ResourceKey="SystemControlBackgroundListMediumBrush"/>
+            <StaticResource x:Key="DataGridRowGroupHeaderForegroundBrush" ResourceKey="SystemControlForegroundBaseHighBrush"/>
+            <StaticResource x:Key="DataGridRowHoveredBackgroundColor" ResourceKey="SystemListLowColor"/>
         </ResourceDictionary>
     </ResourceDictionary.ThemeDictionaries>
 
@@ -89,13 +101,9 @@
     <StaticResource x:Key="DataGridRowSelectedUnfocusedBackgroundOpacity" ResourceKey="ListAccentLowOpacity"/>
     <StaticResource x:Key="DataGridRowSelectedHoveredUnfocusedBackgroundColor" ResourceKey="SystemAccentColor"/>
     <StaticResource x:Key="DataGridRowSelectedHoveredUnfocusedBackgroundOpacity" ResourceKey="ListAccentMediumOpacity"/>
-    <StaticResource x:Key="DataGridRowHoveredBackgroundColor" ResourceKey="SystemListLowColor"/>
     <StaticResource x:Key="DataGridRowHeaderForegroundBrush" ResourceKey="SystemControlForegroundBaseMediumBrush"/>
     <StaticResource x:Key="DataGridRowHeaderBackgroundBrush" ResourceKey="SystemControlBackgroundAltHighBrush"/>
-    <StaticResource x:Key="DataGridRowGroupHeaderBackgroundBrush" ResourceKey="SystemControlBackgroundChromeMediumBrush"/>
     <StaticResource x:Key="DataGridRowGroupHeaderHoveredBackgroundBrush" ResourceKey="SystemControlBackgroundListLowBrush"/>
-    <StaticResource x:Key="DataGridRowGroupHeaderPressedBackgroundBrush" ResourceKey="SystemControlBackgroundListMediumBrush"/>
-    <StaticResource x:Key="DataGridRowGroupHeaderForegroundBrush" ResourceKey="SystemControlForegroundBaseHighBrush"/>
     <StaticResource x:Key="DataGridRowInvalidBrush" ResourceKey="InvalidBrush"/>
     <StaticResource x:Key="DataGridCellBackgroundBrush" ResourceKey="SystemControlTransparentBrush"/>
     <StaticResource x:Key="DataGridCellFocusVisualPrimaryBrush" ResourceKey="SystemControlFocusVisualPrimaryBrush"/>
@@ -967,4 +975,4 @@
             </Setter.Value>
         </Setter>
     </Style>
-</ResourceDictionary>
+</ResourceDictionary>