From 87132118e316b6a2666d042f0b0aa04ffb1bcb13 Mon Sep 17 00:00:00 2001
From: Venca <venca.mares@gmail.com>
Date: Tue, 30 Jul 2019 13:22:29 +0200
Subject: [PATCH] Support VS Themes

---
 .../Views/TypeHierarchyView.xaml              | 70 ++++++++++++++-----
 1 file changed, 51 insertions(+), 19 deletions(-)

diff --git a/TypeHierarchyViewer/Views/TypeHierarchyView.xaml b/TypeHierarchyViewer/Views/TypeHierarchyView.xaml
index db48df4..c669c1d 100644
--- a/TypeHierarchyViewer/Views/TypeHierarchyView.xaml
+++ b/TypeHierarchyViewer/Views/TypeHierarchyView.xaml
@@ -1,28 +1,60 @@
-<UserControl x:Class="TypeHierarchyViewer.Views.TypeHierarchyView"
-             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             xmlns:converters="clr-namespace:TypeHierarchyViewer.Views.Converters"
-             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-             xmlns:vsShell="clr-namespace:Microsoft.VisualStudio.Shell;assembly=Microsoft.VisualStudio.Shell.14.0"
-             Background="{DynamicResource VsBrush.Window}"
-             Foreground="{DynamicResource VsBrush.WindowText}"
-             d:DesignHeight="300"
-             d:DesignWidth="300"
-             mc:Ignorable="d">
+<UserControl
+    x:Class="TypeHierarchyViewer.Views.TypeHierarchyView"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:converters="clr-namespace:TypeHierarchyViewer.Views.Converters"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:vsShell="clr-namespace:Microsoft.VisualStudio.Shell;assembly=Microsoft.VisualStudio.Shell.14.0"
+    xmlns:vsp="clr-namespace:Microsoft.VisualStudio.PlatformUI;assembly=Microsoft.VisualStudio.Shell.14.0"
+    d:DesignHeight="300"
+    d:DesignWidth="300"
+    Background="{DynamicResource VsBrush.Window}"
+    Foreground="{DynamicResource VsBrush.WindowText}"
+    mc:Ignorable="d">
     <Grid>
         <Grid.RowDefinitions>
-            <RowDefinition Height="Auto"/>
-            <RowDefinition Height="*"/>
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="*" />
         </Grid.RowDefinitions>
         <TextBlock Grid.Row="1" Text="{Binding TargetType, Converter={x:Static converters:TypeNameConverter.Instance}}" />
-        <TreeView Grid.Row="2" ItemsSource="{Binding TypeNodes}" ScrollViewer.VerticalScrollBarVisibility="Auto">
+        <TreeView
+            Grid.Row="2"
+            Background="{DynamicResource VsBrush.Window}"
+            BorderBrush="{DynamicResource VsBrush.Window}"
+            ItemsSource="{Binding TypeNodes}"
+            ScrollViewer.VerticalScrollBarVisibility="Auto">
+
+            <TreeView.ItemContainerStyle>
+                <Style TargetType="{x:Type TreeViewItem}">
+                    <Setter Property="IsExpanded" Value="{Binding IsExpanded, Mode=TwoWay}" />
+                    <Setter Property="IsSelected" Value="{Binding IsSelected, Mode=TwoWay}" />
+                    <Setter Property="Foreground" Value="{DynamicResource VsBrush.WindowText}" />
+                    <Setter Property="FontWeight" Value="Normal" />
+                    <Style.Triggers>
+                        <Trigger Property="IsSelected" Value="True">
+                            <Setter Property="Background" Value="{DynamicResource {x:Static vsp:TreeViewColors.SelectedItemActiveBrushKey}}" />
+                            <Setter Property="Foreground" Value="{DynamicResource {x:Static vsp:TreeViewColors.SelectedItemActiveTextBrushKey}}" />
+                        </Trigger>
+                        <!--  Selected but not active (treeview control is not focused).  -->
+                        <MultiTrigger>
+                            <MultiTrigger.Conditions>
+                                <Condition Property="IsSelected" Value="True" />
+                                <Condition Property="Selector.IsSelectionActive" Value="False" />
+                            </MultiTrigger.Conditions>
+                            <Setter Property="Background" Value="{DynamicResource {x:Static vsp:TreeViewColors.SelectedItemInactiveBrushKey}}" />
+                            <Setter Property="Foreground" Value="{DynamicResource {x:Static vsp:TreeViewColors.SelectedItemInactiveTextBrushKey}}" />
+                        </MultiTrigger>
+                    </Style.Triggers>
+                </Style>
+            </TreeView.ItemContainerStyle>
+
             <TreeView.ItemTemplate>
                 <HierarchicalDataTemplate ItemsSource="{Binding Children}">
                     <StackPanel Orientation="Horizontal">
-                        <Image Source="{Binding Kind, Converter={x:Static converters:TypeKindToIconConverter.Instance}}" Margin="0, 0, 5, 0" />
+                        <Image Margin="0,0,5,0" Source="{Binding Kind, Converter={x:Static converters:TypeKindToIconConverter.Instance}}" />
                         <TextBlock Text="{Binding Name}" />
-                        <TextBlock Text="{Binding Namespace, StringFormat={} - ({0})}" Foreground="{x:Static SystemColors.GrayTextBrush}"/>
+                        <TextBlock Text="{Binding Namespace, StringFormat={} - ({0})}" />
                     </StackPanel>
                 </HierarchicalDataTemplate>
             </TreeView.ItemTemplate>
@@ -33,8 +65,8 @@
                     <EventSetter Event="MouseDoubleClick" Handler="OpenItemSymbol" />
                     <Style.Triggers>
                         <DataTrigger Binding="{Binding IsBaseNode}" Value="True">
-                            <Setter Property="Background" Value="{DynamicResource {x:Static vsShell:VsBrushes.InfoBackgroundKey}}"/>
-                            <Setter Property="Foreground" Value="{DynamicResource {x:Static vsShell:VsBrushes.InfoTextKey}}"/>
+                            <Setter Property="Background" Value="{DynamicResource {x:Static vsShell:VsBrushes.InfoBackgroundKey}}" />
+                            <Setter Property="Foreground" Value="{DynamicResource {x:Static vsShell:VsBrushes.InfoTextKey}}" />
                         </DataTrigger>
                     </Style.Triggers>
                 </Style>