Remove the rest of PrettifyRow style already defined in DefaultStyle.xaml from GroupingGrid, leaving only the actual differences it needs.

Author: bclothier

Rubberduck.Core/UI/Controls/GroupingGrid.xaml

@@ -15,39 +15,11 @@
             </ResourceDictionary.MergedDictionaries>
 
             <BooleanToVisibilityConverter x:Key="BooleanToVisibilityConverter"/>
-            
+
             <Style x:Key="PrettifyRow" TargetType="{x:Type DataGridRow}">
-                <Style.Resources>
-                    <Style TargetType="{x:Type Border}">
-                        <Setter Property="CornerRadius" Value="2"/>
-                    </Style>
-                </Style.Resources>
                 <EventSetter Event="MouseDoubleClick" Handler="GroupingGridItem_MouseDoubleClick" />
-                <Setter Property="BorderThickness" Value="0,.5,0,0" />
-                <Setter Property="BorderBrush" Value="DarkGray" />
+                <Setter Property="Height" Value="Auto" />
                 <Setter Property="MinHeight" Value="26" />
-                <Setter Property="TextBlock.FontWeight" Value="Normal" />
-                <Style.Triggers>
-                    <Trigger Property="IsSelected" Value="True">
-                        <Setter Property="BorderThickness" Value="1.5" />
-                    </Trigger>
-                    <MultiTrigger>
-                        <MultiTrigger.Conditions>
-                            <Condition Property="IsSelected" Value="True" />
-                            <Condition Property="Selector.IsSelectionActive" Value="True" />
-                        </MultiTrigger.Conditions>
-                        <Setter Property="BorderBrush" Value="#adc6e5"/>
-                        <Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.HighlightBrushKey}}" />
-                    </MultiTrigger>
-                    <MultiTrigger>
-                        <MultiTrigger.Conditions>
-                            <Condition Property="IsSelected" Value="True" />
-                            <Condition Property="Selector.IsSelectionActive" Value="False" />
-                        </MultiTrigger.Conditions>
-                        <Setter Property="BorderBrush" Value="LightGray"/>
-                        <Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.InactiveSelectionHighlightBrushKey}}" />
-                    </MultiTrigger>
-                </Style.Triggers>
             </Style>
 
             <Style TargetType="{x:Type DataGridColumnHeadersPresenter}">