From 543e98d753354b4bb1aa97026df8130bbe0b46d3 Mon Sep 17 00:00:00 2001
From: Max Katz <maxkatz6@outlook.com>
Date: Fri, 12 Aug 2022 20:28:50 -0400
Subject: [PATCH] Fix RoutedViewHost and ViewModelViewHost by implementing
 IStyleable

---
 src/Avalonia.ReactiveUI/RoutedViewHost.cs    | 4 +++-
 src/Avalonia.ReactiveUI/ViewModelViewHost.cs | 6 ++++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/Avalonia.ReactiveUI/RoutedViewHost.cs b/src/Avalonia.ReactiveUI/RoutedViewHost.cs
index 775014d419..2d848d4cd7 100644
--- a/src/Avalonia.ReactiveUI/RoutedViewHost.cs
+++ b/src/Avalonia.ReactiveUI/RoutedViewHost.cs
@@ -50,7 +50,7 @@ namespace Avalonia.ReactiveUI
     /// ReactiveUI routing documentation website</see> for more info.
     /// </para>
     /// </remarks>
-    public class RoutedViewHost : TransitioningContentControl, IActivatableView, IEnableLogger
+    public class RoutedViewHost : TransitioningContentControl, IActivatableView, IEnableLogger, IStyleable
     {
         /// <summary>
         /// <see cref="AvaloniaProperty"/> for the <see cref="Router"/> property.
@@ -126,6 +126,8 @@ namespace Avalonia.ReactiveUI
         /// </summary>
         public IViewLocator? ViewLocator { get; set; }
 
+        Type IStyleable.StyleKey => typeof(TransitioningContentControl);
+        
         /// <summary>
         /// Invoked when ReactiveUI router navigates to a view model.
         /// </summary>
diff --git a/src/Avalonia.ReactiveUI/ViewModelViewHost.cs b/src/Avalonia.ReactiveUI/ViewModelViewHost.cs
index 869238b377..0750fef067 100644
--- a/src/Avalonia.ReactiveUI/ViewModelViewHost.cs
+++ b/src/Avalonia.ReactiveUI/ViewModelViewHost.cs
@@ -2,7 +2,7 @@ using System;
 using System.Reactive.Disposables;
 
 using Avalonia.Controls;
-
+using Avalonia.Styling;
 using ReactiveUI;
 using Splat;
 
@@ -13,7 +13,7 @@ namespace Avalonia.ReactiveUI
     /// the ViewModel property and display it. This control is very useful
     /// inside a DataTemplate to display the View associated with a ViewModel.
     /// </summary>
-    public class ViewModelViewHost : TransitioningContentControl, IViewFor, IEnableLogger
+    public class ViewModelViewHost : TransitioningContentControl, IViewFor, IEnableLogger, IStyleable
     {
         /// <summary>
         /// <see cref="AvaloniaProperty"/> for the <see cref="ViewModel"/> property.
@@ -78,6 +78,8 @@ namespace Avalonia.ReactiveUI
         /// </summary>
         public IViewLocator? ViewLocator { get; set; }
 
+        Type IStyleable.StyleKey => typeof(TransitioningContentControl);
+
         /// <summary>
         /// Invoked when ReactiveUI router navigates to a view model.
         /// </summary>