Context menu is unreadable when dark theme #142

Author: sboulema

CodeNav.Shared/CodeNav.Shared.projitems

@@ -57,6 +57,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="$(MSBuildThisFileDirectory)Styles\ContextMenuStyle.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="$(MSBuildThisFileDirectory)Styles\PlusMinusExpanderStyles.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>

CodeNav.Shared/Menus/ItemContextMenu.xaml

@@ -5,11 +5,13 @@
 
     <ResourceDictionary.MergedDictionaries>
         <ResourceDictionary Source="../Styles/BookmarkButtonStyle.xaml"/>
+        <ResourceDictionary Source="../Styles/ContextMenuStyle.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
     <ContextMenu
         x:Key="ItemContextMenu"
-        IsOpen="{Binding Path=ContextMenuIsOpen, Mode=TwoWay}">
+        IsOpen="{Binding Path=ContextMenuIsOpen, Mode=TwoWay}"
+        Style="{StaticResource ContextMenuStyle}">
 
         <MenuItem
             Header="Go to Definition"

CodeNav.Shared/Styles/ContextMenuStyle.xaml

@@ -0,0 +1,49 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:vsShell="clr-namespace:Microsoft.VisualStudio.PlatformUI;assembly=Microsoft.VisualStudio.Shell.15.0">
+
+    <Style x:Key="ContextMenuStyle" TargetType="{x:Type ContextMenu}">
+        <Setter Property="Background" Value="{DynamicResource {x:Static vsShell:EnvironmentColors.DropDownPopupBackgroundBeginBrushKey}}" />
+        <Setter Property="BorderBrush" Value="{DynamicResource {x:Static vsShell:EnvironmentColors.DropDownBorderBrushKey}}" />
+        <Setter Property="Foreground" Value="{DynamicResource {x:Static vsShell:EnvironmentColors.ToolWindowTextBrushKey}}" />
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="{x:Type ContextMenu}">
+                    <Border Uid="Border_93">
+                        <Border.Style>
+                            <Style TargetType="{x:Type Border}">
+                                <Setter Property="Tag" Value="{DynamicResource {x:Static SystemParameters.DropShadowKey}}"/>
+                                <Style.Triggers>
+                                    <DataTrigger Binding="{Binding Tag, RelativeSource={RelativeSource Self}}" Value="True">
+                                        <Setter Property="Background" Value="Transparent"/>
+                                        <Setter Property="Padding" Value="0,0,5,5"/>
+                                        <Setter Property="Effect">
+                                            <Setter.Value>
+                                                <DropShadowEffect BlurRadius="4" Opacity="0.8" ShadowDepth="1"/>
+                                            </Setter.Value>
+                                        </Setter>
+                                    </DataTrigger>
+                                </Style.Triggers>
+                            </Style>
+                        </Border.Style>
+                        <Border BorderBrush="{TemplateBinding BorderBrush}" 
+                                BorderThickness="{TemplateBinding BorderThickness}" 
+                                Background="{TemplateBinding Background}" 
+                                Uid="Border_50">
+                            <ScrollViewer CanContentScroll="True" 
+                                Style="{DynamicResource {ComponentResourceKey ResourceId=MenuScrollViewer, 
+                                TypeInTargetAssembly={x:Type FrameworkElement}}}" 
+                                Uid="ScrollViewer_9">
+                                <ItemsPresenter 
+                                    KeyboardNavigation.DirectionalNavigation="Cycle" 
+                                    Margin="{TemplateBinding Padding}" 
+                                    SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" 
+                                    Uid="ItemsPresenter_5"/>
+                            </ScrollViewer>
+                        </Border>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+</ResourceDictionary>