Merge branch 'master' into template-part-attribute

native/Avalonia.Native/src/OSX/controlhost.mm

@@ -36,7 +36,10 @@ public:
     virtual void DestroyDefaultChild(void* child) override
     {
         // ARC will release the object for us
+        #pragma clang diagnostic push
+        #pragma clang diagnostic ignored "-Wunused-value"
         (__bridge_transfer NSView*) child;
+        #pragma clang diagnostic pop
     }
 };
 

native/Avalonia.Native/src/OSX/window.mm

@@ -457,7 +457,8 @@ public:
             }
             
             point = ConvertPointY(point);
-            auto viewPoint = [Window convertScreenToBase:ToNSPoint(point)];
+            NSRect convertRect = [Window convertRectToScreen:NSMakeRect(point.X, point.Y, 0.0, 0.0)];
+            auto viewPoint = NSMakePoint(convertRect.origin.x, convertRect.origin.y);
             
             *ret = [View translateLocalPoint:ToAvnPoint(viewPoint)];
             
@@ -477,7 +478,8 @@ public:
             }
             
             auto cocoaViewPoint =  ToNSPoint([View translateLocalPoint:point]);
-            auto cocoaScreenPoint = [Window convertBaseToScreen:cocoaViewPoint];
+            NSRect convertRect = [Window convertRectToScreen:NSMakeRect(cocoaViewPoint.x, cocoaViewPoint.y, 0.0, 0.0)];
+            auto cocoaScreenPoint = NSPointFromCGPoint(NSMakePoint(convertRect.origin.x, convertRect.origin.y));
             *ret = ConvertPointY(ToAvnPoint(cocoaScreenPoint));
             
             return S_OK;
@@ -573,7 +575,8 @@ public:
         if(!((nseventType >= NSEventTypeLeftMouseDown && nseventType <= NSEventTypeMouseExited)
            || (nseventType >= NSEventTypeOtherMouseDown && nseventType <= NSEventTypeOtherMouseDragged)))
         {
-            auto nspoint = [Window convertBaseToScreen: ToNSPoint(point)];
+            NSRect convertRect = [Window convertRectToScreen:NSMakeRect(point.X, point.Y, 0.0, 0.0)];
+            auto nspoint = NSMakePoint(convertRect.origin.x, convertRect.origin.y);            
             CGPoint cgpoint = NSPointToCGPoint(nspoint);
             auto cgevent = CGEventCreateMouseEvent(NULL, kCGEventLeftMouseDown, cgpoint, kCGMouseButtonLeft);
             nsevent = [NSEvent eventWithCGEvent: cgevent];

packages/Avalonia/Avalonia.csproj

@@ -8,7 +8,9 @@
       <ProjectReference Include="../../src/Avalonia.Remote.Protocol/Avalonia.Remote.Protocol.csproj" />
       <ProjectReference Include="../../src/Avalonia.Build.Tasks/Avalonia.Build.Tasks.csproj" >
         <PrivateAssets>all</PrivateAssets>
-      </ProjectReference>  
+        <SkipGetTargetFrameworkProperties>true</SkipGetTargetFrameworkProperties>
+        <SetTargetFramework>TargetFramework=netstandard2.0</SetTargetFramework>
+      </ProjectReference>
   </ItemGroup>
 
   <PropertyGroup>

samples/ControlCatalog.Android/ControlCatalog.Android.csproj

@@ -21,8 +21,9 @@
 
   <PropertyGroup Condition="'$(Configuration)'=='Release' and '$(TF_BUILD)' == ''">
     <DebugSymbols>True</DebugSymbols>
-    <RunAOTCompilation>False</RunAOTCompilation>
+    <RunAOTCompilation>True</RunAOTCompilation>
     <EnableLLVM>True</EnableLLVM>
+    <AndroidEnableProfiledAot>True</AndroidEnableProfiledAot>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">

samples/ControlCatalog/Pages/DialogsPage.xaml.cs

@@ -157,7 +157,8 @@ namespace ControlCatalog.Pages
                         (button = new Button
                         {
                             HorizontalAlignment = HorizontalAlignment.Center,
-                            Content = "Click to close"
+                            Content = "Click to close",
+                            IsDefault = true
                         })
                     }
                 },

src/Android/Avalonia.Android/Platform/SkiaPlatform/InvalidationAwareSurfaceView.cs

@@ -2,18 +2,22 @@ using System;
 using Android.Content;
 using Android.Graphics;
 using Android.OS;
+using Android.Runtime;
 using Android.Util;
 using Android.Views;
+using Avalonia.Android.Platform.SkiaPlatform;
 using Avalonia.Platform;
 
 namespace Avalonia.Android
 {
-    public abstract class InvalidationAwareSurfaceView : SurfaceView, ISurfaceHolderCallback, IPlatformHandle
+    public abstract class InvalidationAwareSurfaceView : SurfaceView, ISurfaceHolderCallback, IPlatformNativeSurfaceHandle
     {
         bool _invalidateQueued;
         readonly object _lock = new object();
         private readonly Handler _handler;
-   
+
+        IntPtr IPlatformHandle.Handle =>
+            AndroidFramebuffer.ANativeWindow_fromSurface(JNIEnv.Handle, Holder.Surface.Handle);
 
         public InvalidationAwareSurfaceView(Context context) : base(context)
         {
@@ -25,7 +29,7 @@ namespace Avalonia.Android
         {
             lock (_lock)
             {
-                if(_invalidateQueued)
+                if (_invalidateQueued)
                     return;
                 _handler.Post(() =>
                 {
@@ -70,7 +74,7 @@ namespace Avalonia.Android
         public void SurfaceDestroyed(ISurfaceHolder holder)
         {
             Log.Info("AVALONIA", "Surface Destroyed");
-            
+
         }
 
         protected void DoDraw()
@@ -83,5 +87,9 @@ namespace Avalonia.Android
         }
         protected abstract void Draw();
         public string HandleDescriptor => "SurfaceView";
+
+        public PixelSize Size => new PixelSize(Holder.SurfaceFrame.Width(), Holder.SurfaceFrame.Height());
+
+        public double Scaling => Resources.DisplayMetrics.Density;
     }
 }

src/Android/Avalonia.Android/Platform/SkiaPlatform/TopLevelImpl.cs

@@ -2,7 +2,6 @@ using System;
 using System.Collections.Generic;
 using Android.Content;
 using Android.Graphics;
-using Android.Runtime;
 using Android.Views;
 using Android.Views.InputMethods;
 using Avalonia.Android.OpenGL;
@@ -38,11 +37,10 @@ namespace Avalonia.Android.Platform.SkiaPlatform
             _keyboardHelper = new AndroidKeyboardEventsHelper<TopLevelImpl>(this);
             _touchHelper = new AndroidTouchEventsHelper<TopLevelImpl>(this, () => InputRoot,
                 GetAvaloniaPointFromEvent);
-
             _gl = GlPlatformSurface.TryCreate(this);
             _framebuffer = new FramebufferManager(this);
 
-            RenderScaling = (int)_view.Resources.DisplayMetrics.Density;
+            RenderScaling = (int)_view.Scaling;
 
             MaxClientSize = new PixelSize(_view.Resources.DisplayMetrics.WidthPixels,
                 _view.Resources.DisplayMetrics.HeightPixels).ToSize(RenderScaling);
@@ -77,7 +75,7 @@ namespace Avalonia.Android.Platform.SkiaPlatform
 
         public IPlatformHandle Handle => _view;
 
-        public IEnumerable<object> Surfaces => new object[] { _gl, _framebuffer };
+        public IEnumerable<object> Surfaces => new object[] { _gl, _framebuffer, Handle };
 
         public IRenderer CreateRenderer(IRenderRoot root) =>
             AndroidPlatform.Options.UseDeferredRendering
@@ -216,10 +214,9 @@ namespace Avalonia.Android.Platform.SkiaPlatform
 
         public AcrylicPlatformCompensationLevels AcrylicCompensationLevels => new AcrylicPlatformCompensationLevels(1, 1, 1);
 
-        IntPtr EglGlPlatformSurfaceBase.IEglWindowGlPlatformSurfaceInfo.Handle =>
+        IntPtr EglGlPlatformSurfaceBase.IEglWindowGlPlatformSurfaceInfo.Handle => ((IPlatformHandle)_view).Handle;
-            AndroidFramebuffer.ANativeWindow_fromSurface(JNIEnv.Handle, _view.Holder.Surface.Handle);
 
-        public PixelSize Size => new PixelSize(_view.Holder.SurfaceFrame.Width(), _view.Holder.SurfaceFrame.Height());
+        public PixelSize Size => _view.Size;
 
         public double Scaling => RenderScaling;
 

src/Android/Avalonia.AndroidTestApplication/Avalonia.AndroidTestApplication.csproj

@@ -11,12 +11,18 @@
     <MSBuildEnableWorkloadResolver>true</MSBuildEnableWorkloadResolver>
     <DebugType>portable</DebugType>
   </PropertyGroup>
-  
+
+  <ItemGroup>
+    <AndroidResource Include="..\..\..\build\Assets\Icon.png">
+      <Link>Resources\drawable\Icon.png</Link>
+    </AndroidResource>
+  </ItemGroup>
+
   <PropertyGroup Condition="'$(Configuration)'=='Release' and '$(TF_BUILD)' == ''">
     <DebugSymbols>True</DebugSymbols>
     <RunAOTCompilation>True</RunAOTCompilation>
     <EnableLLVM>True</EnableLLVM>
-    <!--<AndroidEnableProfiledAot>True</AndroidEnableProfiledAot>-->
+    <AndroidEnableProfiledAot>True</AndroidEnableProfiledAot>
   </PropertyGroup>
   
   <ItemGroup>

src/Android/Avalonia.AndroidTestApplication/MainActivity.cs

@@ -1,9 +1,10 @@
 using System;
 using Android.App;
 using Android.Content.PM;
-using Android.OS;
 using Avalonia.Android;
 using Avalonia.Controls;
+using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Input.TextInput;
 using Avalonia.Markup.Xaml;
 using Avalonia.Media;
 using Avalonia.Styling;
@@ -14,22 +15,15 @@ namespace Avalonia.AndroidTestApplication
     [Activity(Label = "Main",
         MainLauncher = true,
         Icon = "@drawable/icon",
-         Theme = "@style/Theme.AppCompat.NoActionBar",
+        Theme = "@style/Theme.AppCompat.NoActionBar",
-         ConfigurationChanges = ConfigChanges.Orientation | ConfigChanges.ScreenSize,
+        ConfigurationChanges = ConfigChanges.Orientation | ConfigChanges.ScreenSize,
         LaunchMode = LaunchMode.SingleInstance/*,
         ScreenOrientation = ScreenOrientation.Landscape*/)]
-    public class MainBaseActivity : AvaloniaActivity
+    public class MainActivity : AvaloniaActivity<App>
     {
-        protected override void OnCreate(Bundle savedInstanceState)
+        protected override AppBuilder CustomizeAppBuilder(AppBuilder builder)
         {
-            if (Avalonia.Application.Current == null)
+            return base.CustomizeAppBuilder(builder);
-            {
-                AppBuilder.Configure<App>()
-                    .UseAndroid()
-                    .SetupWithoutStarting();
-            }
-            base.OnCreate(savedInstanceState);
-            Content = App.CreateSimpleWindow();
         }
     }
 
@@ -37,13 +31,17 @@ namespace Avalonia.AndroidTestApplication
     {
         public override void Initialize()
         {
-            Styles.Add(new DefaultTheme());
+            Styles.Add(new SimpleTheme(new Uri("avares://Avalonia.AndroidTestApplication")));
-
+        }
-            var baseLight = (IStyle)AvaloniaXamlLoader.Load(
-                new Uri("resm:Avalonia.Themes.Default.Accents.BaseLight.xaml?assembly=Avalonia.Themes.Default"));
-            Styles.Add(baseLight);
 
+        public override void OnFrameworkInitializationCompleted()
+        {
+            if (ApplicationLifetime is ISingleViewApplicationLifetime singleViewLifetime)
+            {
+                singleViewLifetime.MainView = CreateSimpleWindow();
+            }
 
+            base.OnFrameworkInitializationCompleted();
         }
 
         // This provides a simple UI tree for testing input handling, drawing, etc
@@ -76,12 +74,12 @@ namespace Avalonia.AndroidTestApplication
                             Foreground = Brushes.Black
                         },
 
-                        CreateTextBox(Input.TextInput.TextInputContentType.Normal),
+                        CreateTextBox(TextInputContentType.Normal),
-                        CreateTextBox(Input.TextInput.TextInputContentType.Password),
+                        CreateTextBox(TextInputContentType.Password),
-                        CreateTextBox(Input.TextInput.TextInputContentType.Email),
+                        CreateTextBox(TextInputContentType.Email),
-                        CreateTextBox(Input.TextInput.TextInputContentType.Url),
+                        CreateTextBox(TextInputContentType.Url),
-                        CreateTextBox(Input.TextInput.TextInputContentType.Phone),
+                        CreateTextBox(TextInputContentType.Digits),
-                        CreateTextBox(Input.TextInput.TextInputContentType.Number),
+                        CreateTextBox(TextInputContentType.Number),
                     }
                 }
             };
@@ -89,16 +87,16 @@ namespace Avalonia.AndroidTestApplication
             return window;
         }
 
-        private static TextBox CreateTextBox(Input.TextInput.TextInputContentType contentType)
+        private static TextBox CreateTextBox(TextInputContentType contentType)
         {
             var textBox = new TextBox()
             {
                 Margin = new Thickness(20, 10),
                 Watermark = contentType.ToString(),
                 BorderThickness = new Thickness(3),
-                FontSize = 20
+                FontSize = 20,
+                [TextInputOptions.ContentTypeProperty] = contentType
             };
-            textBox.TextInputOptionsQuery += (s, e) => { e.ContentType = contentType; };
 
             return textBox;
         }

src/Avalonia.Controls/Button.cs

@@ -539,6 +539,7 @@ namespace Avalonia.Controls
             if (e.Key == Key.Enter && IsVisible && IsEnabled)
             {
                 OnClick();
+                e.Handled = true;
             }
         }
 
@@ -552,6 +553,7 @@ namespace Avalonia.Controls
             if (e.Key == Key.Escape && IsVisible && IsEnabled)
             {
                 OnClick();
+                e.Handled = true;
             }
         }
 

src/Avalonia.Controls/Platform/IPlatformNativeSurfaceHandle.cs

@@ -0,0 +1,10 @@
+using System;
+
+namespace Avalonia.Platform
+{
+    public interface IPlatformNativeSurfaceHandle : IPlatformHandle
+    {
+        PixelSize Size { get; }
+        double Scaling { get; }
+    }
+}

src/Avalonia.Diagnostics/Diagnostics/DevToolsOptions.cs

@@ -41,5 +41,10 @@ namespace Avalonia.Diagnostics
         /// <remarks>Default handler is <see cref="Screenshots.FilePickerHandler"/></remarks>
         public IScreenshotHandler ScreenshotHandler { get; set; }
           = Convetions.DefaultScreenshotHandler;
+
+        /// <summary>
+        /// Gets or sets whether DevTools should use the dark mode theme
+        /// </summary>
+        public bool UseDarkMode { get; set; }
     }
 }

src/Avalonia.Diagnostics/Diagnostics/Views/LayoutExplorerView.axaml

@@ -15,6 +15,7 @@
         <SolidColorBrush x:Key="PaddingHighlightBrush" Color="#CEDA8E" />
         <SolidColorBrush x:Key="SizeBackgroundBrush" Color="#88B2BD" />
         <SolidColorBrush x:Key="SizeHighlightBrush" Color="#9ED0DC" />
+        <SolidColorBrush x:Key="ThicknessEditorForeground" Color="Black" />
     </UserControl.Resources>
 
     <Grid RowDefinitions="*,Auto">
@@ -46,6 +47,7 @@
 
                 <controls:ThicknessEditor Grid.Row="0" Grid.Column="0" Header="margin" VerticalAlignment="Top"
                                           HorizontalAlignment="Center"
+                                          TextBlock.Foreground="{StaticResource ThicknessEditorForeground}"
                                           Background="{StaticResource MarginBackgroundBrush}"
                                           Highlight="{StaticResource MarginHighlightBrush}"
                                           Thickness="{Binding MarginThickness}">

src/Avalonia.Diagnostics/Diagnostics/Views/MainWindow.xaml.cs

@@ -11,6 +11,7 @@ using Avalonia.Input;
 using Avalonia.Input.Raw;
 using Avalonia.Markup.Xaml;
 using Avalonia.Styling;
+using Avalonia.Themes.Default;
 using Avalonia.VisualTree;
 
 namespace Avalonia.Diagnostics.Views
@@ -242,7 +243,17 @@ namespace Avalonia.Diagnostics.Views
 
         private void RootClosed(object? sender, EventArgs e) => Close();
 
-        public void SetOptions(DevToolsOptions options) =>
+        public void SetOptions(DevToolsOptions options)
+        {
             (DataContext as MainViewModel)?.SetOptions(options);
+
+            if (options.UseDarkMode)
+            {
+                if (Styles[0] is SimpleTheme st)
+                {
+                    st.Mode = SimpleThemeMode.Dark;
+                }                
+            }
+        }
     }
 }

src/Avalonia.MicroCom/Avalonia.MicroCom.csproj

@@ -10,6 +10,8 @@
     <ProjectReference Include="..\Avalonia.Build.Tasks\Avalonia.Build.Tasks.csproj">
       <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
       <ExcludeAssets>all</ExcludeAssets>
+      <SkipGetTargetFrameworkProperties>true</SkipGetTargetFrameworkProperties>
+      <SetTargetFramework>TargetFramework=netstandard2.0</SetTargetFramework>
     </ProjectReference>
   </ItemGroup>
   <Import Project="..\..\build\BuildTargets.targets" />

src/Avalonia.Themes.Default/Controls/ToggleSwitch.xaml

@@ -254,7 +254,7 @@
 
   <Style Selector="ToggleSwitch:disabled /template/ Border#OuterBorder">
     <Setter Property="BorderBrush" Value="{DynamicResource ToggleSwitchStrokeOffDisabled}"/>
-    <Setter Property="Background" Value="{DynamicResource ToggleSwitchFillOffPressed}"/>
+    <Setter Property="Background" Value="{DynamicResource ToggleSwitchFillOffDisabled}"/>
   </Style>
 
   <Style Selector="ToggleSwitch:disabled /template/ Ellipse#SwitchKnobOff">

src/Avalonia.Themes.Default/DefaultTheme.xaml

@@ -3,8 +3,9 @@
         x:Class="Avalonia.Themes.Default.DefaultTheme">
   <!-- Define ToolTip first so its styles can be overriden by other controls (e.g. TextBox) -->
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/ToolTip.xaml"/>
+  <!-- PathIcon also needs to be defined early so it can be overriden by other styles (e.g. ComboBox) -->
+  <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/PathIcon.xaml" />
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/DataValidationErrors.xaml"/>
-
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/FocusAdorner.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/Button.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/Carousel.xaml"/>
@@ -22,7 +23,6 @@
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/ContextMenu.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/MenuItem.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/OverlayPopupHost.xaml"/>
-  <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/PathIcon.xaml" />
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/PopupRoot.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/ProgressBar.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Default/Controls/RadioButton.xaml"/>

src/Avalonia.Themes.Fluent/Controls/FluentControls.xaml

@@ -3,6 +3,8 @@
         x:Class="Avalonia.Themes.Fluent.Controls.FluentControls">
   <!-- Define ToolTip first so its styles can be overriden by other controls (e.g. TextBox) -->  
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/ToolTip.xaml"/>
+  <!-- PathIcon also needs to be defined early so it can be overriden by other styles (e.g. ComboBox) -->
+  <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/PathIcon.xaml" />
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/DataValidationErrors.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/FocusAdorner.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/Button.xaml"/>
@@ -21,7 +23,6 @@
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/ContextMenu.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/MenuItem.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/OverlayPopupHost.xaml"/>
-  <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/PathIcon.xaml" />
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/PopupRoot.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/ProgressBar.xaml"/>
   <StyleInclude Source="avares://Avalonia.Themes.Fluent/Controls/RadioButton.xaml"/>

src/Avalonia.Themes.Fluent/Controls/ToggleSwitch.xaml

@@ -220,7 +220,7 @@
 
   <Style Selector="ToggleSwitch:disabled /template/ Border#OuterBorder">
     <Setter Property="BorderBrush" Value="{DynamicResource ToggleSwitchStrokeOffDisabled}"/>
-    <Setter Property="Background" Value="{DynamicResource ToggleSwitchFillOffPressed}"/>
+    <Setter Property="Background" Value="{DynamicResource ToggleSwitchFillOffDisabled}"/>
   </Style>
 
   <Style Selector="ToggleSwitch:disabled /template/ Ellipse#SwitchKnobOff">

src/Avalonia.X11/X11Window.cs

@@ -134,8 +134,8 @@ namespace Avalonia.X11
                                        SetWindowValuemask.WinGravity | SetWindowValuemask.BackingStore)), ref attr);
             else
                 _renderHandle = _handle;
-                
+
-            Handle = new PlatformHandle(_handle, "XID");
+            Handle = new SurfacePlatformHandle(this);
             _realSize = new PixelSize(defaultWidth, defaultHeight);
             platform.Windows[_handle] = OnEvent;
             XEventMask ignoredMask = XEventMask.SubstructureRedirectMask
@@ -169,7 +169,9 @@ namespace Avalonia.X11
             if (glx != null)
                 surfaces.Insert(0, new GlxGlPlatformSurface(glx.Display, glx.DeferredContext,
                     new SurfaceInfo(this, _x11.Display, _handle, _renderHandle)));
-            
+
+            surfaces.Add(Handle);
+
             Surfaces = surfaces.ToArray();
             UpdateMotifHints();
             UpdateSizeHints(null);
@@ -1142,5 +1144,23 @@ namespace Avalonia.X11
         public AcrylicPlatformCompensationLevels AcrylicCompensationLevels { get; } = new AcrylicPlatformCompensationLevels(1, 0.8, 0.8);
 
         public bool NeedsManagedDecorations => false;
+
+
+        public class SurfacePlatformHandle : IPlatformNativeSurfaceHandle
+        {
+            private readonly X11Window _owner;
+
+            public PixelSize Size => _owner.ToPixelSize(_owner.ClientSize);
+
+            public double Scaling => _owner.RenderScaling;
+
+            public SurfacePlatformHandle(X11Window owner)
+            {
+                _owner = owner;
+            }
+
+            public IntPtr Handle => _owner._renderHandle;
+            public string? HandleDescriptor => "XID";
+        }
     }
 }

src/Windows/Avalonia.Win32/WindowImpl.cs

@@ -459,7 +459,7 @@ namespace Avalonia.Win32
             }
         }
 
-        public IEnumerable<object> Surfaces => new object[] { Handle, _gl, _framebuffer };
+        public IEnumerable<object> Surfaces => new object[] { (IPlatformNativeSurfaceHandle)Handle, _gl, _framebuffer };
 
         public PixelPoint Position
         {
@@ -1383,12 +1383,16 @@ namespace Avalonia.Win32
 
         public ITextInputMethodImpl TextInputMethod => Imm32InputMethod.Current;
 
-        private class WindowImplPlatformHandle : IPlatformHandle
+        private class WindowImplPlatformHandle : IPlatformNativeSurfaceHandle
         {
             private readonly WindowImpl _owner;
             public WindowImplPlatformHandle(WindowImpl owner) => _owner = owner;
             public IntPtr Handle => _owner.Hwnd;
             public string HandleDescriptor => PlatformConstants.WindowHandleType;
+
+            public PixelSize Size => PixelSize.FromSize(_owner.ClientSize, Scaling);
+
+            public double Scaling => _owner.RenderScaling;
         }
     }
 }