Merge branch 'master' into fix_macos_ctrl

# Conflicts:
#	native/Avalonia.Native/src/OSX/window.mm

Directory.Build.props

@@ -1,9 +1,11 @@
 <Project>
+  <Import Project="$(MSBuildThisFileDirectory)/build/AvaloniaPublicKey.props"/>
   <PropertyGroup>
       <PackageOutputPath Condition="'$(PackageOutputPath)' == ''">$(MSBuildThisFileDirectory)build-intermediate/nuget</PackageOutputPath>
       <AvaloniaPreviewerNetCoreToolPath>$(MSBuildThisFileDirectory)\src\tools\Avalonia.Designer.HostApp\bin\$(Configuration)\netcoreapp2.0\Avalonia.Designer.HostApp.dll</AvaloniaPreviewerNetCoreToolPath>
       <!-- https://github.com/dotnet/msbuild/issues/2661 -->
       <AddSyntheticProjectReferencesForSolutionDependencies>false</AddSyntheticProjectReferencesForSolutionDependencies>
       <MSBuildEnableWorkloadResolver>false</MSBuildEnableWorkloadResolver>
+      <RunApiCompat>False</RunApiCompat>
   </PropertyGroup>
 </Project>

NuGet.Config

@@ -5,5 +5,6 @@
     <clear />
     <add key="api.nuget.org" value="https://api.nuget.org/v3/index.json" />
     <add key="dotnet-eng" value="https://nuget.avaloniaui.net/repository/avalonia-devdeps/index.json" protocolVersion="3" />
+    <add key="skiasharp" value="https://aka.ms/skiasharp-eap/index.json" />
   </packageSources>
 </configuration>

azure-pipelines.yml

@@ -31,14 +31,14 @@ jobs:
     vmImage: 'ubuntu-20.04'
   steps:
   - task: UseDotNet@2
-    displayName: 'Use .NET Core SDK 3.1.414'
+    displayName: 'Use .NET Core SDK 3.1.418'
     inputs:
-      version: 3.1.414
+      version: 3.1.418
 
   - task: UseDotNet@2
-    displayName: 'Use .NET Core SDK 6.0.100'
+    displayName: 'Use .NET Core SDK 6.0.202'
     inputs:
-      version: 6.0.200
+      version: 6.0.202
 
   - task: CmdLine@2
     displayName: 'Run Build'
@@ -62,14 +62,14 @@ jobs:
     vmImage: 'macOS-10.15'
   steps:
   - task: UseDotNet@2
-    displayName: 'Use .NET Core SDK 3.1.414'
+    displayName: 'Use .NET Core SDK 3.1.418'
     inputs:
-      version: 3.1.414
+      version: 3.1.418
 
   - task: UseDotNet@2
-    displayName: 'Use .NET Core SDK 6.0.100'
+    displayName: 'Use .NET Core SDK 6.0.202'
     inputs:
-      version: 6.0.200
+      version: 6.0.202
       
   - task: CmdLine@2
     displayName: 'Install Mono 5.18'
@@ -134,20 +134,20 @@ jobs:
     SolutionDir: '$(Build.SourcesDirectory)'
   steps:
   - task: UseDotNet@2
-    displayName: 'Use .NET Core SDK 3.1.414'
+    displayName: 'Use .NET Core SDK 3.1.418'
     inputs:
-      version: 3.1.414
+      version: 3.1.418
 
   - task: UseDotNet@2
-    displayName: 'Use .NET Core SDK 6.0.100'
+    displayName: 'Use .NET Core SDK 6.0.202'
     inputs:
-      version: 6.0.200
+      version: 6.0.202
 
   - task: CmdLine@2
     displayName: 'Install Workloads'
     inputs:
       script: |
-       dotnet workload install --no-cache --disable-parallel android ios --skip-manifest-update --source "https://api.nuget.org/v3/index.json"
+       dotnet workload install android ios
 
   - task: CmdLine@2
     displayName: 'Install Nuke'

build/ApiCompatAttributeExcludeList.txt

@@ -0,0 +1,2 @@
+T:Avalonia.Metadata.NotClientImplementableAttribute
+T:Avalonia.Metadata.UnstableAttribute

build/AvaloniaPublicKey.props

@@ -0,0 +1,5 @@
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <AvaloniaPublicKey>0024000004800000940000000602000000240000525341310004000001000100c1bba1142285fe0419326fb25866ba62c47e6c2b5c1ab0c95b46413fad375471232cb81706932e1cef38781b9ebd39d5100401bacb651c6c5bbf59e571e81b3bc08d2a622004e08b1a6ece82a7e0b9857525c86d2b95fab4bc3dce148558d7f3ae61aa3a234086902aeface87d9dfdd32b9d2fe3c6dd4055b5ab4b104998bd87</AvaloniaPublicKey>
+  </PropertyGroup>
+</Project>

build/CoreLibraries.props

@@ -1,21 +1,12 @@
 <Project>
   <ItemGroup>
       <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Base/Avalonia.Base.csproj" />
-      <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Animation/Avalonia.Animation.csproj" />
       <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Controls/Avalonia.Controls.csproj" />
       <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.DesignerSupport/Avalonia.DesignerSupport.csproj" />
-      <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Input/Avalonia.Input.csproj" />
-      <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Interactivity/Avalonia.Interactivity.csproj" />
-      <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Layout/Avalonia.Layout.csproj" />
-      <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Visuals/Avalonia.Visuals.csproj" />
-      <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Styling/Avalonia.Styling.csproj" />
-      <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Themes.Default/Avalonia.Themes.Default.csproj" />
-      <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Themes.Fluent/Avalonia.Themes.Fluent.csproj" />
       <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.OpenGL/Avalonia.OpenGL.csproj" />
       <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.Dialogs/Avalonia.Dialogs.csproj" />
       <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Markup/Avalonia.Markup/Avalonia.Markup.csproj" />
       <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Markup/Avalonia.Markup.Xaml/Avalonia.Markup.Xaml.csproj" />
       <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.MicroCom/Avalonia.MicroCom.csproj" />
-      <ProjectReference Include="$(MSBuildThisFileDirectory)/../src/Avalonia.PlatformSupport/Avalonia.PlatformSupport.csproj" />
   </ItemGroup>
 </Project>

build/DevAnalyzers.props

@@ -0,0 +1,9 @@
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <ProjectReference Include="$(MSBuildThisFileDirectory)..\src\tools\DevAnalyzers\DevAnalyzers.csproj"
+                      PrivateAssets="all"
+                      ReferenceOutputAssembly="false"
+                      OutputItemType="Analyzer"
+                      SetTargetFramework="TargetFramework=netstandard2.0"/>
+  </ItemGroup>
+</Project>

build/HarfBuzzSharp.props

@@ -1,7 +1,7 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="HarfBuzzSharp" Version="2.8.2-preview.209" />
-    <PackageReference Condition="'$(IncludeLinuxSkia)' == 'true'" Include="HarfBuzzSharp.NativeAssets.Linux" Version="2.8.2-preview.209" />
-    <PackageReference Condition="'$(IncludeWasmSkia)' == 'true'" Include="HarfBuzzSharp.NativeAssets.WebAssembly" Version="2.8.2-preview.209"/>
+    <PackageReference Include="HarfBuzzSharp" Version="2.8.2" />
+    <PackageReference Condition="'$(IncludeLinuxSkia)' == 'true'" Include="HarfBuzzSharp.NativeAssets.Linux" Version="2.8.2" />
+    <PackageReference Condition="'$(IncludeWasmSkia)' == 'true'" Include="HarfBuzzSharp.NativeAssets.WebAssembly" Version="2.8.2" />
   </ItemGroup>
 </Project>

build/Magick.NET-Q16-AnyCPU.props → build/ImageSharp.props

@@ -1,5 +1,5 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="Magick.NET-Q16-AnyCPU" Version="7.9.0.2" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="2.1.1" />
   </ItemGroup>
 </Project>

build/JetBrains.dotMemoryUnit.props

@@ -1,5 +1,5 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="JetBrains.DotMemoryUnit" Version="3.1.20200127.214830" />
+    <PackageReference Include="JetBrains.DotMemoryUnit" Version="3.2.20220510" />
   </ItemGroup>
 </Project>

build/NetFX.props

@@ -1,7 +1,6 @@
 <Project>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="All" />
   </ItemGroup>
 
 </Project>

build/SkiaSharp.props

@@ -1,7 +1,7 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="SkiaSharp" Version="2.88.0-preview.209" />
-    <PackageReference Condition="'$(IncludeLinuxSkia)' == 'true'" Include="SkiaSharp.NativeAssets.Linux" Version="2.88.0-preview.209" />
-    <PackageReference Condition="'$(IncludeWasmSkia)' == 'true'" Include="SkiaSharp.NativeAssets.WebAssembly" Version="2.88.0-preview.209"/>
+    <PackageReference Include="SkiaSharp" Version="2.88.1-preview.1" />
+    <PackageReference Condition="'$(IncludeLinuxSkia)' == 'true'" Include="SkiaSharp.NativeAssets.Linux" Version="2.88.1-preview.1" />
+    <PackageReference Condition="'$(IncludeWasmSkia)' == 'true'" Include="SkiaSharp.NativeAssets.WebAssembly" Version="2.88.1-preview.1" />
   </ItemGroup>
 </Project>

build/SourceGenerators.props

@@ -0,0 +1,10 @@
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <ProjectReference 
+      Include="$(MSBuildThisFileDirectory)/../src/Avalonia.SourceGenerator/Avalonia.SourceGenerator.csproj" 
+      OutputItemType="Analyzer" 
+      ReferenceOutputAssembly="false"
+      PrivateAssets="all" />
+    <Compile Include="$(MSBuildThisFileDirectory)/../src/Shared/SourceGeneratorAttributes.cs" />
+  </ItemGroup>
+</Project>

build/SourceLink.props

@@ -19,7 +19,7 @@
   </PropertyGroup>
   
   <ItemGroup>
-    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All"/>
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="All"/>
   </ItemGroup>
 
   <!-- Workaround for https://github.com/dotnet/sdk/issues/11105 -->

global.json

@@ -1,11 +1,10 @@
 {
     "sdk": {
-        "version": "6.0.200",
+        "version": "6.0.202",
         "rollForward": "latestFeature"
     },
     "msbuild-sdks": {
         "Microsoft.Build.Traversal": "1.0.43",
-        "Xamarin.Legacy.Sdk": "0.1.2-alpha6",
         "MSBuild.Sdk.Extras": "3.0.22",
         "AggregatePackage.NuGet.Sdk" : "0.1.12"
     }

native/Avalonia.Native/inc/rendertarget.h

@@ -1,3 +1,8 @@
+#pragma once
+
+#include "com.h"
+#include "comimpl.h"
+#include "avalonia-native.h"
 
 @protocol IRenderTarget
 -(void) setNewLayer: (CALayer*) layer;

native/Avalonia.Native/src/OSX/AutoFitContentView.h

@@ -0,0 +1,17 @@
+//
+// Created by Dan Walmsley on 05/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#pragma once
+
+#import <Foundation/Foundation.h>
+#include "avalonia-native.h"
+
+@interface AutoFitContentView : NSView
+-(AutoFitContentView* _Nonnull) initWithContent: (NSView* _Nonnull) content;
+-(void) ShowTitleBar: (bool) show;
+-(void) SetTitleBarHeightHint: (double) height;
+
+-(void) ShowBlur: (bool) show;
+@end

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

@@ -0,0 +1,106 @@
+//
+// Created by Dan Walmsley on 05/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#include "AvnView.h"
+#include "AutoFitContentView.h"
+#include "WindowInterfaces.h"
+#include "WindowProtocol.h"
+
+@implementation AutoFitContentView
+{
+    NSVisualEffectView* _titleBarMaterial;
+    NSBox* _titleBarUnderline;
+    NSView* _content;
+    NSVisualEffectView* _blurBehind;
+    double _titleBarHeightHint;
+    bool _settingSize;
+}
+
+-(AutoFitContentView* _Nonnull) initWithContent:(NSView *)content
+{
+    _titleBarHeightHint = -1;
+    _content = content;
+    _settingSize = false;
+
+    [self setAutoresizesSubviews:true];
+    [self setWantsLayer:true];
+
+    _titleBarMaterial = [NSVisualEffectView new];
+    [_titleBarMaterial setBlendingMode:NSVisualEffectBlendingModeWithinWindow];
+    [_titleBarMaterial setMaterial:NSVisualEffectMaterialTitlebar];
+    [_titleBarMaterial setWantsLayer:true];
+    _titleBarMaterial.hidden = true;
+
+    _titleBarUnderline = [NSBox new];
+    _titleBarUnderline.boxType = NSBoxSeparator;
+    _titleBarUnderline.fillColor = [NSColor underPageBackgroundColor];
+    _titleBarUnderline.hidden = true;
+
+    [self addSubview:_titleBarMaterial];
+    [self addSubview:_titleBarUnderline];
+
+    _blurBehind = [NSVisualEffectView new];
+    [_blurBehind setBlendingMode:NSVisualEffectBlendingModeBehindWindow];
+    [_blurBehind setMaterial:NSVisualEffectMaterialLight];
+    [_blurBehind setWantsLayer:true];
+    _blurBehind.hidden = true;
+
+    [_blurBehind setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
+    [_content setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
+
+    [self addSubview:_blurBehind];
+    [self addSubview:_content];
+
+    [self setWantsLayer:true];
+    return self;
+}
+
+-(void) ShowBlur:(bool)show
+{
+    _blurBehind.hidden = !show;
+}
+
+-(void) ShowTitleBar: (bool) show
+{
+    _titleBarMaterial.hidden = !show;
+    _titleBarUnderline.hidden = !show;
+}
+
+-(void) SetTitleBarHeightHint: (double) height
+{
+    _titleBarHeightHint = height;
+
+    [self setFrameSize:self.frame.size];
+}
+
+-(void)setFrameSize:(NSSize)newSize
+{
+    if(_settingSize)
+    {
+        return;
+    }
+
+    _settingSize = true;
+    [super setFrameSize:newSize];
+
+    auto window = (id <AvnWindowProtocol>) [self window];
+
+    // TODO get actual titlebar size
+
+    double height = _titleBarHeightHint == -1 ? [window getExtendedTitleBarHeight] : _titleBarHeightHint;
+
+    NSRect tbar;
+    tbar.origin.x = 0;
+    tbar.origin.y = newSize.height - height;
+    tbar.size.width = newSize.width;
+    tbar.size.height = height;
+
+    [_titleBarMaterial setFrame:tbar];
+    tbar.size.height = height < 1 ? 0 : 1;
+    [_titleBarUnderline setFrame:tbar];
+
+    _settingSize = false;
+}
+@end

native/Avalonia.Native/src/OSX/Avalonia.Native.OSX.xcodeproj/project.pbxproj

@@ -7,6 +7,24 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		18391068E48EF96E3DB5FDAB /* ResizeScope.mm in Sources */ = {isa = PBXBuildFile; fileRef = 18391E45702740FE9DD69695 /* ResizeScope.mm */; };
+		1839125F057B0A4EB1760058 /* WindowImpl.mm in Sources */ = {isa = PBXBuildFile; fileRef = 183919BF108EB72A029F7671 /* WindowImpl.mm */; };
+		183914E50CF6D2EFC1667F7C /* WindowInterfaces.h in Headers */ = {isa = PBXBuildFile; fileRef = 18391DB45C7D892E61BF388C /* WindowInterfaces.h */; };
+		1839151F32D1BB1AB51A7BB6 /* AvnPanelWindow.mm in Sources */ = {isa = PBXBuildFile; fileRef = 18391884C7476DA4E53A492D /* AvnPanelWindow.mm */; };
+		183916173528EC2737DBE5E1 /* WindowBaseImpl.h in Headers */ = {isa = PBXBuildFile; fileRef = 183915BFF0E234CD3604A7CD /* WindowBaseImpl.h */; };
+		1839171DCC651B0638603AC4 /* INSWindowHolder.h in Headers */ = {isa = PBXBuildFile; fileRef = 18391BBB7782C296D424071F /* INSWindowHolder.h */; };
+		1839179A55FC1421BEE83330 /* WindowBaseImpl.mm in Sources */ = {isa = PBXBuildFile; fileRef = 18391676ECF0E983F4964357 /* WindowBaseImpl.mm */; };
+		183919D91DB9AAB5D700C2EA /* WindowImpl.h in Headers */ = {isa = PBXBuildFile; fileRef = 18391CD090AA776E7E841AC9 /* WindowImpl.h */; };
+		18391AA7E0BBA74D184C5734 /* AutoFitContentView.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1839166350F32661F3ABD70F /* AutoFitContentView.mm */; };
+		18391AC16726CBC45856233B /* AvnWindow.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1839155B28B20FFB672D29C6 /* AvnWindow.mm */; };
+		18391AC65ADD7DDD33FBE737 /* PopupImpl.h in Headers */ = {isa = PBXBuildFile; fileRef = 183910513F396141938832B5 /* PopupImpl.h */; };
+		18391C28BF1823B5464FDD36 /* ResizeScope.h in Headers */ = {isa = PBXBuildFile; fileRef = 1839171D898F9BFC1373631A /* ResizeScope.h */; };
+		18391CF07316F819E76B617C /* IWindowStateChanged.h in Headers */ = {isa = PBXBuildFile; fileRef = 183913C6BFD6856BD42D19FD /* IWindowStateChanged.h */; };
+		18391D4EB311BC7EF8B8C0A6 /* AvnView.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1839132D0E2454D911F1D1F9 /* AvnView.mm */; };
+		18391D8CD1756DC858DC1A09 /* PopupImpl.mm in Sources */ = {isa = PBXBuildFile; fileRef = 18391BB698579F40F1783F31 /* PopupImpl.mm */; };
+		18391E1381E2D5BFD60265A9 /* AutoFitContentView.h in Headers */ = {isa = PBXBuildFile; fileRef = 18391654EF0E7AB3D3AB4071 /* AutoFitContentView.h */; };
+		18391ED5F611FF62C45F196D /* AvnView.h in Headers */ = {isa = PBXBuildFile; fileRef = 18391D1669284AD2EC9E866A /* AvnView.h */; };
+		18391F1E2411C79405A9943A /* WindowProtocol.h in Headers */ = {isa = PBXBuildFile; fileRef = 1839122E037567BDD1D09DEB /* WindowProtocol.h */; };
 		1A002B9E232135EE00021753 /* app.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1A002B9D232135EE00021753 /* app.mm */; };
 		1A1852DC23E05814008F0DED /* deadlock.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1A1852DB23E05814008F0DED /* deadlock.mm */; };
 		1A3E5EA823E9E83B00EDE661 /* rendertarget.mm in Sources */ = {isa = PBXBuildFile; fileRef = 1A3E5EA723E9E83B00EDE661 /* rendertarget.mm */; };
@@ -28,13 +46,30 @@
 		AB00E4F72147CA920032A60A /* main.mm in Sources */ = {isa = PBXBuildFile; fileRef = AB00E4F62147CA920032A60A /* main.mm */; };
 		AB1E522C217613570091CD71 /* OpenGL.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = AB1E522B217613570091CD71 /* OpenGL.framework */; };
 		AB661C1E2148230F00291242 /* AppKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = AB661C1D2148230F00291242 /* AppKit.framework */; };
-		AB661C202148286E00291242 /* window.mm in Sources */ = {isa = PBXBuildFile; fileRef = AB661C1F2148286E00291242 /* window.mm */; };
 		AB8F7D6B21482D7F0057DBA5 /* platformthreading.mm in Sources */ = {isa = PBXBuildFile; fileRef = AB8F7D6A21482D7F0057DBA5 /* platformthreading.mm */; };
 		BC11A5BE2608D58F0017BAD0 /* automation.h in Headers */ = {isa = PBXBuildFile; fileRef = BC11A5BC2608D58F0017BAD0 /* automation.h */; };
 		BC11A5BF2608D58F0017BAD0 /* automation.mm in Sources */ = {isa = PBXBuildFile; fileRef = BC11A5BD2608D58F0017BAD0 /* automation.mm */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		183910513F396141938832B5 /* PopupImpl.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PopupImpl.h; sourceTree = "<group>"; };
+		1839122E037567BDD1D09DEB /* WindowProtocol.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WindowProtocol.h; sourceTree = "<group>"; };
+		1839132D0E2454D911F1D1F9 /* AvnView.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = AvnView.mm; sourceTree = "<group>"; };
+		183913C6BFD6856BD42D19FD /* IWindowStateChanged.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IWindowStateChanged.h; sourceTree = "<group>"; };
+		1839155B28B20FFB672D29C6 /* AvnWindow.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = AvnWindow.mm; sourceTree = "<group>"; };
+		183915BFF0E234CD3604A7CD /* WindowBaseImpl.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WindowBaseImpl.h; sourceTree = "<group>"; };
+		18391654EF0E7AB3D3AB4071 /* AutoFitContentView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = AutoFitContentView.h; sourceTree = "<group>"; };
+		1839166350F32661F3ABD70F /* AutoFitContentView.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = AutoFitContentView.mm; sourceTree = "<group>"; };
+		18391676ECF0E983F4964357 /* WindowBaseImpl.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = WindowBaseImpl.mm; sourceTree = "<group>"; };
+		1839171D898F9BFC1373631A /* ResizeScope.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ResizeScope.h; sourceTree = "<group>"; };
+		18391884C7476DA4E53A492D /* AvnPanelWindow.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = AvnPanelWindow.mm; sourceTree = "<group>"; };
+		183919BF108EB72A029F7671 /* WindowImpl.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = WindowImpl.mm; sourceTree = "<group>"; };
+		18391BB698579F40F1783F31 /* PopupImpl.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = PopupImpl.mm; sourceTree = "<group>"; };
+		18391BBB7782C296D424071F /* INSWindowHolder.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = INSWindowHolder.h; sourceTree = "<group>"; };
+		18391CD090AA776E7E841AC9 /* WindowImpl.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WindowImpl.h; sourceTree = "<group>"; };
+		18391D1669284AD2EC9E866A /* AvnView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = AvnView.h; sourceTree = "<group>"; };
+		18391DB45C7D892E61BF388C /* WindowInterfaces.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = WindowInterfaces.h; sourceTree = "<group>"; };
+		18391E45702740FE9DD69695 /* ResizeScope.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = ResizeScope.mm; sourceTree = "<group>"; };
 		1A002B9D232135EE00021753 /* app.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = app.mm; sourceTree = "<group>"; };
 		1A1852DB23E05814008F0DED /* deadlock.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = deadlock.mm; sourceTree = "<group>"; };
 		1A3E5EA723E9E83B00EDE661 /* rendertarget.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = rendertarget.mm; sourceTree = "<group>"; };
@@ -48,7 +83,6 @@
 		37A4E71A2178846A00EACBCD /* headers */ = {isa = PBXFileReference; lastKnownFileType = folder; name = headers; path = ../../inc; sourceTree = "<group>"; };
 		37A517B22159597E00FBA241 /* Screens.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = Screens.mm; sourceTree = "<group>"; };
 		37C09D8721580FE4006A6758 /* SystemDialogs.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = SystemDialogs.mm; sourceTree = "<group>"; };
-		37C09D8A21581EF2006A6758 /* window.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = window.h; sourceTree = "<group>"; };
 		37DDA9AF219330F8002E132B /* AvnString.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = AvnString.mm; sourceTree = "<group>"; };
 		37DDA9B121933371002E132B /* AvnString.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = AvnString.h; sourceTree = "<group>"; };
 		37E2330E21583241000CB7E2 /* KeyTransform.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = KeyTransform.mm; sourceTree = "<group>"; };
@@ -62,7 +96,6 @@
 		AB00E4F62147CA920032A60A /* main.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = main.mm; sourceTree = "<group>"; };
 		AB1E522B217613570091CD71 /* OpenGL.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = OpenGL.framework; path = System/Library/Frameworks/OpenGL.framework; sourceTree = SDKROOT; };
 		AB661C1D2148230F00291242 /* AppKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = AppKit.framework; path = System/Library/Frameworks/AppKit.framework; sourceTree = SDKROOT; };
-		AB661C1F2148286E00291242 /* window.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = window.mm; sourceTree = "<group>"; };
 		AB661C212148288600291242 /* common.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = common.h; sourceTree = "<group>"; };
 		AB7A61EF2147C815003C5833 /* libAvalonia.Native.OSX.dylib */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.dylib"; includeInIndex = 0; path = libAvalonia.Native.OSX.dylib; sourceTree = BUILT_PRODUCTS_DIR; };
 		AB8F7D6A21482D7F0057DBA5 /* platformthreading.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = platformthreading.mm; sourceTree = "<group>"; };
@@ -118,8 +151,6 @@
 				AB661C212148288600291242 /* common.h */,
 				379860FE214DA0C000CD0246 /* KeyTransform.h */,
 				37E2330E21583241000CB7E2 /* KeyTransform.mm */,
-				AB661C1F2148286E00291242 /* window.mm */,
-				37C09D8A21581EF2006A6758 /* window.h */,
 				AB00E4F62147CA920032A60A /* main.mm */,
 				37155CE3233C00EB0034DCE9 /* menu.h */,
 				520624B222973F4100C4DCEF /* menu.mm */,
@@ -130,6 +161,24 @@
 				37C09D8721580FE4006A6758 /* SystemDialogs.mm */,
 				AB7A61F02147C815003C5833 /* Products */,
 				AB661C1C2148230E00291242 /* Frameworks */,
+				18391676ECF0E983F4964357 /* WindowBaseImpl.mm */,
+				183915BFF0E234CD3604A7CD /* WindowBaseImpl.h */,
+				18391BBB7782C296D424071F /* INSWindowHolder.h */,
+				183919BF108EB72A029F7671 /* WindowImpl.mm */,
+				18391CD090AA776E7E841AC9 /* WindowImpl.h */,
+				183913C6BFD6856BD42D19FD /* IWindowStateChanged.h */,
+				18391E45702740FE9DD69695 /* ResizeScope.mm */,
+				1839171D898F9BFC1373631A /* ResizeScope.h */,
+				1839132D0E2454D911F1D1F9 /* AvnView.mm */,
+				18391D1669284AD2EC9E866A /* AvnView.h */,
+				1839166350F32661F3ABD70F /* AutoFitContentView.mm */,
+				18391654EF0E7AB3D3AB4071 /* AutoFitContentView.h */,
+				18391884C7476DA4E53A492D /* AvnPanelWindow.mm */,
+				1839122E037567BDD1D09DEB /* WindowProtocol.h */,
+				1839155B28B20FFB672D29C6 /* AvnWindow.mm */,
+				18391DB45C7D892E61BF388C /* WindowInterfaces.h */,
+				18391BB698579F40F1783F31 /* PopupImpl.mm */,
+				183910513F396141938832B5 /* PopupImpl.h */,
 			);
 			sourceTree = "<group>";
 		};
@@ -150,6 +199,16 @@
 			files = (
 				37155CE4233C00EB0034DCE9 /* menu.h in Headers */,
 				BC11A5BE2608D58F0017BAD0 /* automation.h in Headers */,
+				183916173528EC2737DBE5E1 /* WindowBaseImpl.h in Headers */,
+				1839171DCC651B0638603AC4 /* INSWindowHolder.h in Headers */,
+				183919D91DB9AAB5D700C2EA /* WindowImpl.h in Headers */,
+				18391CF07316F819E76B617C /* IWindowStateChanged.h in Headers */,
+				18391C28BF1823B5464FDD36 /* ResizeScope.h in Headers */,
+				18391ED5F611FF62C45F196D /* AvnView.h in Headers */,
+				18391E1381E2D5BFD60265A9 /* AutoFitContentView.h in Headers */,
+				18391F1E2411C79405A9943A /* WindowProtocol.h in Headers */,
+				183914E50CF6D2EFC1667F7C /* WindowInterfaces.h in Headers */,
+				18391AC65ADD7DDD33FBE737 /* PopupImpl.h in Headers */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -228,7 +287,14 @@
 				1A465D10246AB61600C5858B /* dnd.mm in Sources */,
 				AB00E4F72147CA920032A60A /* main.mm in Sources */,
 				37C09D8821580FE4006A6758 /* SystemDialogs.mm in Sources */,
-				AB661C202148286E00291242 /* window.mm in Sources */,
+				1839179A55FC1421BEE83330 /* WindowBaseImpl.mm in Sources */,
+				1839125F057B0A4EB1760058 /* WindowImpl.mm in Sources */,
+				18391068E48EF96E3DB5FDAB /* ResizeScope.mm in Sources */,
+				18391D4EB311BC7EF8B8C0A6 /* AvnView.mm in Sources */,
+				18391AA7E0BBA74D184C5734 /* AutoFitContentView.mm in Sources */,
+				1839151F32D1BB1AB51A7BB6 /* AvnPanelWindow.mm in Sources */,
+				18391AC16726CBC45856233B /* AvnWindow.mm in Sources */,
+				18391D8CD1756DC858DC1A09 /* PopupImpl.mm in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

native/Avalonia.Native/src/OSX/Avalonia.Native.OSX.xcodeproj/xcshareddata/xcschemes/Avalonia.Native.OSX.xcscheme

@@ -56,10 +56,14 @@
       </MacroExpansion>
       <CommandLineArguments>
          <CommandLineArgument
-            argument = "bin/Debug/netcoreapp3.1/ControlCatalog.NetCore.dll"
+            argument = "bin/Debug/net6.0/ControlCatalog.NetCore.dll"
             isEnabled = "YES">
          </CommandLineArgument>
       </CommandLineArguments>
+      <LocationScenarioReference
+         identifier = "com.apple.dt.IDEFoundation.CurrentLocationScenarioIdentifier"
+         referenceType = "1">
+      </LocationScenarioReference>
    </LaunchAction>
    <ProfileAction
       buildConfiguration = "Release"

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

@@ -0,0 +1,9 @@
+//
+// Created by Dan Walmsley on 06/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#define IS_NSPANEL
+
+#include "AvnWindow.mm"
+

native/Avalonia.Native/src/OSX/AvnView.h

@@ -0,0 +1,27 @@
+//
+// Created by Dan Walmsley on 05/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+#pragma once
+#import <Foundation/Foundation.h>
+
+
+#import <Foundation/Foundation.h>
+#import <AppKit/AppKit.h>
+#include "common.h"
+#include "WindowImpl.h"
+#include "KeyTransform.h"
+
+@class AvnAccessibilityElement;
+
+@interface AvnView : NSView<NSTextInputClient, NSDraggingDestination>
+-(AvnView* _Nonnull) initWithParent: (WindowBaseImpl* _Nonnull) parent;
+-(NSEvent* _Nonnull) lastMouseDownEvent;
+-(AvnPoint) translateLocalPoint:(AvnPoint)pt;
+-(void) setSwRenderedFrame: (AvnFramebuffer* _Nonnull) fb dispose: (IUnknown* _Nonnull) dispose;
+-(void) onClosed;
+
+-(AvnPlatformResizeReason) getResizeReason;
+-(void) setResizeReason:(AvnPlatformResizeReason)reason;
++ (AvnPoint)toAvnPoint:(CGPoint)p;
+@end

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

@@ -0,0 +1,717 @@
+//
+// Created by Dan Walmsley on 05/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#import <AppKit/AppKit.h>
+#include "AvnView.h"
+#include "automation.h"
+#import "WindowInterfaces.h"
+
+@implementation AvnView
+{
+    ComPtr<WindowBaseImpl> _parent;
+    NSTrackingArea* _area;
+    bool _isLeftPressed, _isMiddlePressed, _isRightPressed, _isXButton1Pressed, _isXButton2Pressed;
+    AvnInputModifiers _modifierState;
+    NSEvent* _lastMouseDownEvent;
+    bool _lastKeyHandled;
+    AvnPixelSize _lastPixelSize;
+    NSObject<IRenderTarget>* _renderTarget;
+    AvnPlatformResizeReason _resizeReason;
+    AvnAccessibilityElement* _accessibilityChild;
+}
+
+- (void)onClosed
+{
+    @synchronized (self)
+    {
+        _parent = nullptr;
+    }
+}
+
+- (NSEvent*) lastMouseDownEvent
+{
+    return _lastMouseDownEvent;
+}
+
+- (void) updateRenderTarget
+{
+    [_renderTarget resize:_lastPixelSize withScale:static_cast<float>([[self window] backingScaleFactor])];
+    [self setNeedsDisplayInRect:[self frame]];
+}
+
+-(AvnView*)  initWithParent: (WindowBaseImpl*) parent
+{
+    self = [super init];
+    _renderTarget = parent->renderTarget;
+    [self setWantsLayer:YES];
+    [self setLayerContentsRedrawPolicy: NSViewLayerContentsRedrawDuringViewResize];
+
+    _parent = parent;
+    _area = nullptr;
+    _lastPixelSize.Height = 100;
+    _lastPixelSize.Width = 100;
+    [self registerForDraggedTypes: @[@"public.data", GetAvnCustomDataType()]];
+
+    _modifierState = AvnInputModifiersNone;
+    return self;
+}
+
+- (BOOL)isFlipped
+{
+    return YES;
+}
+
+- (BOOL)wantsUpdateLayer
+{
+    return YES;
+}
+
+- (void)setLayer:(CALayer *)layer
+{
+    [_renderTarget setNewLayer: layer];
+    [super setLayer: layer];
+}
+
+- (BOOL)isOpaque
+{
+    return YES;
+}
+
+- (BOOL)acceptsFirstResponder
+{
+    return true;
+}
+
+- (BOOL)acceptsFirstMouse:(NSEvent *)event
+{
+    return true;
+}
+
+- (BOOL)canBecomeKeyView
+{
+    return true;
+}
+
+-(void)setFrameSize:(NSSize)newSize
+{
+    [super setFrameSize:newSize];
+
+    if(_area != nullptr)
+    {
+        [self removeTrackingArea:_area];
+        _area = nullptr;
+    }
+
+    if (_parent == nullptr)
+    {
+        return;
+    }
+
+    NSRect rect = NSZeroRect;
+    rect.size = newSize;
+
+    NSTrackingAreaOptions options = NSTrackingActiveAlways | NSTrackingMouseMoved | NSTrackingMouseEnteredAndExited | NSTrackingEnabledDuringMouseDrag;
+    _area = [[NSTrackingArea alloc] initWithRect:rect options:options owner:self userInfo:nullptr];
+    [self addTrackingArea:_area];
+
+    _parent->UpdateCursor();
+
+    auto fsize = [self convertSizeToBacking: [self frame].size];
+
+    if(_lastPixelSize.Width != (int)fsize.width || _lastPixelSize.Height != (int)fsize.height)
+    {
+        _lastPixelSize.Width = (int)fsize.width;
+        _lastPixelSize.Height = (int)fsize.height;
+        [self updateRenderTarget];
+
+        auto reason = [self inLiveResize] ? ResizeUser : _resizeReason;
+        _parent->BaseEvents->Resized(AvnSize{newSize.width, newSize.height}, reason);
+    }
+}
+
+- (void)updateLayer
+{
+    AvnInsidePotentialDeadlock deadlock;
+    if (_parent == nullptr)
+    {
+        return;
+    }
+
+    _parent->BaseEvents->RunRenderPriorityJobs();
+
+    if (_parent == nullptr)
+    {
+        return;
+    }
+
+    _parent->BaseEvents->Paint();
+}
+
+- (void)drawRect:(NSRect)dirtyRect
+{
+    return;
+}
+
+-(void) setSwRenderedFrame: (AvnFramebuffer*) fb dispose: (IUnknown*) dispose
+{
+    @autoreleasepool {
+        [_renderTarget setSwFrame:fb];
+        dispose->Release();
+    }
+}
+
+- (AvnPoint) translateLocalPoint:(AvnPoint)pt
+{
+    pt.Y = [self bounds].size.height - pt.Y;
+    return pt;
+}
+
++ (AvnPoint)toAvnPoint:(CGPoint)p
+{
+    AvnPoint result;
+
+    result.X = p.x;
+    result.Y = p.y;
+
+    return result;
+}
+
+- (void) viewDidChangeBackingProperties
+{
+    auto fsize = [self convertSizeToBacking: [self frame].size];
+    _lastPixelSize.Width = (int)fsize.width;
+    _lastPixelSize.Height = (int)fsize.height;
+    [self updateRenderTarget];
+
+    if(_parent != nullptr)
+    {
+        _parent->BaseEvents->ScalingChanged([_parent->Window backingScaleFactor]);
+    }
+
+    [super viewDidChangeBackingProperties];
+}
+
+- (bool) ignoreUserInput:(bool)trigerInputWhenDisabled
+{
+    if(_parent == nullptr)
+    {
+        return TRUE;
+    }
+
+    auto parentWindow = _parent->GetWindowProtocol();
+
+    if(parentWindow == nil || ![parentWindow shouldTryToHandleEvents])
+    {
+        if(trigerInputWhenDisabled)
+        {
+            auto window = dynamic_cast<WindowImpl*>(_parent.getRaw());
+
+            if(window != nullptr)
+            {
+                window->WindowEvents->GotInputWhenDisabled();
+            }
+        }
+
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+- (void)mouseEvent:(NSEvent *)event withType:(AvnRawMouseEventType) type
+{
+    bool triggerInputWhenDisabled = type != Move && type != LeaveWindow;
+
+    if([self ignoreUserInput: triggerInputWhenDisabled])
+    {
+        return;
+    }
+
+    auto localPoint = [self convertPoint:[event locationInWindow] toView:self];
+    auto avnPoint = [AvnView toAvnPoint:localPoint];
+    auto point = [self translateLocalPoint:avnPoint];
+    AvnVector delta = { 0, 0};
+
+    if(type == Wheel)
+    {
+        auto speed = 5;
+
+        if([event hasPreciseScrollingDeltas])
+        {
+            speed = 50;
+        }
+
+        delta.X = [event scrollingDeltaX] / speed;
+        delta.Y = [event scrollingDeltaY] / speed;
+
+        if(delta.X == 0 && delta.Y == 0)
+        {
+            return;
+        }
+    }
+    else if (type == Magnify)
+    {
+        delta.X = delta.Y = [event magnification];
+    }
+    else if (type == Rotate)
+    {
+        delta.X = delta.Y = [event rotation];
+    }
+    else if (type == Swipe)
+    {
+        delta.X = [event deltaX];
+        delta.Y = [event deltaY];
+    }
+
+    uint32 timestamp = static_cast<uint32>([event timestamp] * 1000);
+    auto modifiers = [self getModifiers:[event modifierFlags]];
+
+    if(type != Move ||
+            (
+                    [self window] != nil &&
+                            (
+                                    [[self window] firstResponder] == nil
+                                            || ![[[self window] firstResponder] isKindOfClass: [NSView class]]
+                            )
+            )
+            )
+        [self becomeFirstResponder];
+
+    if(_parent != nullptr)
+    {
+        _parent->BaseEvents->RawMouseEvent(type, timestamp, modifiers, point, delta);
+    }
+
+    [super mouseMoved:event];
+}
+
+- (BOOL) resignFirstResponder
+{
+    _parent->BaseEvents->LostFocus();
+    return YES;
+}
+
+- (void)mouseMoved:(NSEvent *)event
+{
+    [self mouseEvent:event withType:Move];
+}
+
+- (void)mouseDown:(NSEvent *)event
+{
+    _isLeftPressed = true;
+    _lastMouseDownEvent = event;
+    [self mouseEvent:event withType:LeftButtonDown];
+}
+
+- (void)otherMouseDown:(NSEvent *)event
+{
+    _lastMouseDownEvent = event;
+
+    switch(event.buttonNumber)
+    {
+        case 2:
+        case 3:
+            _isMiddlePressed = true;
+            [self mouseEvent:event withType:MiddleButtonDown];
+            break;
+        case 4:
+            _isXButton1Pressed = true;
+            [self mouseEvent:event withType:XButton1Down];
+            break;
+        case 5:
+            _isXButton2Pressed = true;
+            [self mouseEvent:event withType:XButton2Down];
+            break;
+
+        default:
+            break;
+    }
+}
+
+- (void)rightMouseDown:(NSEvent *)event
+{
+    _isRightPressed = true;
+    _lastMouseDownEvent = event;
+    [self mouseEvent:event withType:RightButtonDown];
+}
+
+- (void)mouseUp:(NSEvent *)event
+{
+    _isLeftPressed = false;
+    [self mouseEvent:event withType:LeftButtonUp];
+}
+
+- (void)otherMouseUp:(NSEvent *)event
+{
+    switch(event.buttonNumber)
+    {
+        case 2:
+        case 3:
+            _isMiddlePressed = false;
+            [self mouseEvent:event withType:MiddleButtonUp];
+            break;
+        case 4:
+            _isXButton1Pressed = false;
+            [self mouseEvent:event withType:XButton1Up];
+            break;
+        case 5:
+            _isXButton2Pressed = false;
+            [self mouseEvent:event withType:XButton2Up];
+            break;
+
+        default:
+            break;
+    }
+}
+
+- (void)rightMouseUp:(NSEvent *)event
+{
+    _isRightPressed = false;
+    [self mouseEvent:event withType:RightButtonUp];
+}
+
+- (void)mouseDragged:(NSEvent *)event
+{
+    [self mouseEvent:event withType:Move];
+    [super mouseDragged:event];
+}
+
+- (void)otherMouseDragged:(NSEvent *)event
+{
+    [self mouseEvent:event withType:Move];
+    [super otherMouseDragged:event];
+}
+
+- (void)rightMouseDragged:(NSEvent *)event
+{
+    [self mouseEvent:event withType:Move];
+    [super rightMouseDragged:event];
+}
+
+- (void)scrollWheel:(NSEvent *)event
+{
+    [self mouseEvent:event withType:Wheel];
+    [super scrollWheel:event];
+}
+
+- (void)magnifyWithEvent:(NSEvent *)event
+{
+    [self mouseEvent:event withType:Magnify];
+    [super magnifyWithEvent:event];
+}
+
+- (void)rotateWithEvent:(NSEvent *)event
+{
+    [self mouseEvent:event withType:Rotate];
+    [super rotateWithEvent:event];
+}
+
+- (void)swipeWithEvent:(NSEvent *)event
+{
+    [self mouseEvent:event withType:Swipe];
+    [super swipeWithEvent:event];
+}
+
+- (void)mouseEntered:(NSEvent *)event
+{
+    [super mouseEntered:event];
+}
+
+- (void)mouseExited:(NSEvent *)event
+{
+    [self mouseEvent:event withType:LeaveWindow];
+    [super mouseExited:event];
+}
+
+- (void) keyboardEvent: (NSEvent *) event withType: (AvnRawKeyEventType)type
+{
+    if([self ignoreUserInput: false])
+    {
+        return;
+    }
+
+    auto key = s_KeyMap[[event keyCode]];
+
+    uint32_t timestamp = static_cast<uint32_t>([event timestamp] * 1000);
+    auto modifiers = [self getModifiers:[event modifierFlags]];
+
+    if(_parent != nullptr)
+    {
+        auto handled = _parent->BaseEvents->RawKeyEvent(type, timestamp, modifiers, key);
+        if (key != LeftCtrl && key != RightCtrl) {
+          _lastKeyHandled = handled;
+        } else {
+          _lastKeyHandled = false;
+        }
+    }
+}
+
+- (BOOL)performKeyEquivalent:(NSEvent *)event
+{
+    bool result = _lastKeyHandled;
+
+    _lastKeyHandled = false;
+
+    return result;
+}
+
+- (void)flagsChanged:(NSEvent *)event
+{
+    auto newModifierState = [self getModifiers:[event modifierFlags]];
+
+    bool isAltCurrentlyPressed = (_modifierState & Alt) == Alt;
+    bool isControlCurrentlyPressed = (_modifierState & Control) == Control;
+    bool isShiftCurrentlyPressed = (_modifierState & Shift) == Shift;
+    bool isCommandCurrentlyPressed = (_modifierState & Windows) == Windows;
+
+    bool isAltPressed = (newModifierState & Alt) == Alt;
+    bool isControlPressed = (newModifierState & Control) == Control;
+    bool isShiftPressed = (newModifierState & Shift) == Shift;
+    bool isCommandPressed = (newModifierState & Windows) == Windows;
+
+
+    if (isAltPressed && !isAltCurrentlyPressed)
+    {
+        [self keyboardEvent:event withType:KeyDown];
+    }
+    else if (isAltCurrentlyPressed && !isAltPressed)
+    {
+        [self keyboardEvent:event withType:KeyUp];
+    }
+
+    if (isControlPressed && !isControlCurrentlyPressed)
+    {
+        [self keyboardEvent:event withType:KeyDown];
+    }
+    else if (isControlCurrentlyPressed && !isControlPressed)
+    {
+        [self keyboardEvent:event withType:KeyUp];
+    }
+
+    if (isShiftPressed && !isShiftCurrentlyPressed)
+    {
+        [self keyboardEvent:event withType:KeyDown];
+    }
+    else if(isShiftCurrentlyPressed && !isShiftPressed)
+    {
+        [self keyboardEvent:event withType:KeyUp];
+    }
+
+    if(isCommandPressed && !isCommandCurrentlyPressed)
+    {
+        [self keyboardEvent:event withType:KeyDown];
+    }
+    else if(isCommandCurrentlyPressed && ! isCommandPressed)
+    {
+        [self keyboardEvent:event withType:KeyUp];
+    }
+
+    _modifierState = newModifierState;
+
+    [[self inputContext] handleEvent:event];
+    [super flagsChanged:event];
+}
+
+- (void)keyDown:(NSEvent *)event
+{
+    [self keyboardEvent:event withType:KeyDown];
+    [[self inputContext] handleEvent:event];
+    [super keyDown:event];
+}
+
+- (void)keyUp:(NSEvent *)event
+{
+    [self keyboardEvent:event withType:KeyUp];
+    [super keyUp:event];
+}
+
+- (AvnInputModifiers)getModifiers:(NSEventModifierFlags)mod
+{
+    unsigned int rv = 0;
+
+    if (mod & NSEventModifierFlagControl)
+        rv |= Control;
+    if (mod & NSEventModifierFlagShift)
+        rv |= Shift;
+    if (mod & NSEventModifierFlagOption)
+        rv |= Alt;
+    if (mod & NSEventModifierFlagCommand)
+        rv |= Windows;
+
+    if (_isLeftPressed)
+        rv |= LeftMouseButton;
+    if (_isMiddlePressed)
+        rv |= MiddleMouseButton;
+    if (_isRightPressed)
+        rv |= RightMouseButton;
+    if (_isXButton1Pressed)
+        rv |= XButton1MouseButton;
+    if (_isXButton2Pressed)
+        rv |= XButton2MouseButton;
+
+    return (AvnInputModifiers)rv;
+}
+
+- (BOOL)hasMarkedText
+{
+    return _lastKeyHandled;
+}
+
+- (NSRange)markedRange
+{
+    return NSMakeRange(NSNotFound, 0);
+}
+
+- (NSRange)selectedRange
+{
+    return NSMakeRange(NSNotFound, 0);
+}
+
+- (void)setMarkedText:(id)string selectedRange:(NSRange)selectedRange replacementRange:(NSRange)replacementRange
+{
+
+}
+
+- (void)unmarkText
+{
+
+}
+
+- (NSArray<NSString *> *)validAttributesForMarkedText
+{
+    return [NSArray new];
+}
+
+- (NSAttributedString *)attributedSubstringForProposedRange:(NSRange)range actualRange:(NSRangePointer)actualRange
+{
+    return [NSAttributedString new];
+}
+
+- (void)insertText:(id)string replacementRange:(NSRange)replacementRange
+{
+    if(!_lastKeyHandled)
+    {
+        if(_parent != nullptr)
+        {
+            _lastKeyHandled = _parent->BaseEvents->RawTextInputEvent(0, [string UTF8String]);
+        }
+    }
+}
+
+- (NSUInteger)characterIndexForPoint:(NSPoint)point
+{
+    return 0;
+}
+
+- (NSRect)firstRectForCharacterRange:(NSRange)range actualRange:(NSRangePointer)actualRange
+{
+    CGRect result = { 0 };
+
+    return result;
+}
+
+- (NSDragOperation)triggerAvnDragEvent: (AvnDragEventType) type info: (id <NSDraggingInfo>)info
+{
+    auto localPoint = [self convertPoint:[info draggingLocation] toView:self];
+    auto avnPoint = [AvnView toAvnPoint:localPoint];
+    auto point = [self translateLocalPoint:avnPoint];
+    auto modifiers = [self getModifiers:[[NSApp currentEvent] modifierFlags]];
+    NSDragOperation nsop = [info draggingSourceOperationMask];
+
+    auto effects = ConvertDragDropEffects(nsop);
+    int reffects = (int)_parent->BaseEvents
+            ->DragEvent(type, point, modifiers, effects,
+                    CreateClipboard([info draggingPasteboard], nil),
+                    GetAvnDataObjectHandleFromDraggingInfo(info));
+
+    NSDragOperation ret = static_cast<NSDragOperation>(0);
+
+    // Ensure that the managed part didn't add any new effects
+    reffects = (int)effects & reffects;
+
+    // OSX requires exactly one operation
+    if((reffects & (int)AvnDragDropEffects::Copy) != 0)
+        ret = NSDragOperationCopy;
+    else if((reffects & (int)AvnDragDropEffects::Move) != 0)
+        ret = NSDragOperationMove;
+    else if((reffects & (int)AvnDragDropEffects::Link) != 0)
+        ret = NSDragOperationLink;
+    if(ret == 0)
+        ret = NSDragOperationNone;
+    return ret;
+}
+
+- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
+{
+    return [self triggerAvnDragEvent: AvnDragEventType::Enter info:sender];
+}
+
+- (NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
+{
+    return [self triggerAvnDragEvent: AvnDragEventType::Over info:sender];
+}
+
+- (void)draggingExited:(id <NSDraggingInfo>)sender
+{
+    [self triggerAvnDragEvent: AvnDragEventType::Leave info:sender];
+}
+
+- (BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender
+{
+    return [self triggerAvnDragEvent: AvnDragEventType::Over info:sender] != NSDragOperationNone;
+}
+
+- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
+{
+    return [self triggerAvnDragEvent: AvnDragEventType::Drop info:sender] != NSDragOperationNone;
+}
+
+- (void)concludeDragOperation:(nullable id <NSDraggingInfo>)sender
+{
+
+}
+
+- (AvnPlatformResizeReason)getResizeReason
+{
+    return _resizeReason;
+}
+
+- (void)setResizeReason:(AvnPlatformResizeReason)reason
+{
+    _resizeReason = reason;
+}
+
+- (AvnAccessibilityElement *) accessibilityChild
+{
+    if (_accessibilityChild == nil)
+    {
+        auto peer = _parent->BaseEvents->GetAutomationPeer();
+
+        if (peer == nil)
+            return nil;
+
+        _accessibilityChild = [AvnAccessibilityElement acquire:peer];
+    }
+
+    return _accessibilityChild;
+}
+
+- (NSArray *)accessibilityChildren
+{
+    auto child = [self accessibilityChild];
+    return NSAccessibilityUnignoredChildrenForOnlyChild(child);
+}
+
+- (id)accessibilityHitTest:(NSPoint)point
+{
+    return [[self accessibilityChild] accessibilityHitTest:point];
+}
+
+- (id)accessibilityFocusedUIElement
+{
+    return [[self accessibilityChild] accessibilityFocusedUIElement];
+}
+
+@end

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

@@ -0,0 +1,486 @@
+//
+// Created by Dan Walmsley on 06/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+
+#import <AppKit/AppKit.h>
+#import "WindowProtocol.h"
+#import "WindowBaseImpl.h"
+
+#ifdef IS_NSPANEL
+#define BASE_CLASS NSPanel
+#define CLASS_NAME AvnPanel
+#else
+#define BASE_CLASS NSWindow
+#define CLASS_NAME AvnWindow
+#endif
+
+#import <AppKit/AppKit.h>
+#include "common.h"
+#include "menu.h"
+#include "automation.h"
+#include "WindowBaseImpl.h"
+#include "WindowImpl.h"
+#include "AvnView.h"
+#include "WindowInterfaces.h"
+#include "PopupImpl.h"
+
+@implementation CLASS_NAME
+{
+    ComPtr<WindowBaseImpl> _parent;
+    bool _closed;
+    bool _isEnabled;
+    bool _canBecomeKeyWindow;
+    bool _isExtended;
+    bool _isTransitioningToFullScreen;
+    AvnMenu* _menu;
+}
+
+-(void) setIsExtended:(bool)value;
+{
+    _isExtended = value;
+}
+
+-(bool) isDialog
+{
+    return _parent->IsDialog();
+}
+
+-(double) getExtendedTitleBarHeight
+{
+    if(_isExtended)
+    {
+        for (id subview in self.contentView.superview.subviews)
+        {
+            if ([subview isKindOfClass:NSClassFromString(@"NSTitlebarContainerView")])
+            {
+                NSView *titlebarView = [subview subviews][0];
+
+                return (double)titlebarView.frame.size.height;
+            }
+        }
+
+        return -1;
+    }
+    else
+    {
+        return 0;
+    }
+}
+
+- (void)performClose:(id _Nullable )sender
+{
+    if([[self delegate] respondsToSelector:@selector(windowShouldClose:)])
+    {
+        if(![[self delegate] windowShouldClose:self]) return;
+    }
+    else if([self respondsToSelector:@selector(windowShouldClose:)])
+    {
+        if(![self windowShouldClose:self]) return;
+    }
+
+    [self close];
+}
+
+- (void)pollModalSession:(nonnull NSModalSession)session
+{
+    auto response = [NSApp runModalSession:session];
+
+    if(response == NSModalResponseContinue)
+    {
+        dispatch_async(dispatch_get_main_queue(), ^{
+            [self pollModalSession:session];
+        });
+    }
+    else if (!_closed)
+    {
+        [self orderOut:self];
+        [NSApp endModalSession:session];
+    }
+}
+
+-(void) showWindowMenuWithAppMenu
+{
+    if(_menu != nullptr)
+    {
+        auto appMenuItem = ::GetAppMenuItem();
+
+        if(appMenuItem != nullptr)
+        {
+            auto appMenu = [appMenuItem menu];
+
+            [appMenu removeItem:appMenuItem];
+
+            [_menu insertItem:appMenuItem atIndex:0];
+
+            [_menu setHasGlobalMenuItem:true];
+        }
+
+        [NSApp setMenu:_menu];
+    }
+    else
+    {
+        [self showAppMenuOnly];
+    }
+}
+
+-(void) showAppMenuOnly
+{
+    auto appMenuItem = ::GetAppMenuItem();
+
+    if(appMenuItem != nullptr)
+    {
+        auto appMenu = ::GetAppMenu();
+
+        auto nativeAppMenu = dynamic_cast<AvnAppMenu*>(appMenu);
+
+        [[appMenuItem menu] removeItem:appMenuItem];
+
+        if(_menu != nullptr)
+        {
+            [_menu setHasGlobalMenuItem:false];
+        }
+
+        [nativeAppMenu->GetNative() addItem:appMenuItem];
+
+        [NSApp setMenu:nativeAppMenu->GetNative()];
+    }
+}
+
+-(void) applyMenu:(AvnMenu *_Nullable)menu
+{
+    if(menu == nullptr)
+    {
+        menu = [AvnMenu new];
+    }
+
+    _menu = menu;
+}
+
+-(CLASS_NAME*_Nonnull)  initWithParent: (WindowBaseImpl*_Nonnull) parent contentRect: (NSRect)contentRect styleMask: (NSWindowStyleMask)styleMask;
+{
+    // https://jameshfisher.com/2020/07/10/why-is-the-contentrect-of-my-nswindow-ignored/
+    // create nswindow with specific contentRect, otherwise we wont be able to resize the window
+    // until several ms after the window is physically on the screen.
+    self = [super initWithContentRect:contentRect styleMask: styleMask backing:NSBackingStoreBuffered defer:false];
+
+    [self setReleasedWhenClosed:false];
+    _parent = parent;
+    [self setDelegate:self];
+    _closed = false;
+    _isEnabled = true;
+
+    [self backingScaleFactor];
+    [self setOpaque:NO];
+    [self setBackgroundColor: [NSColor clearColor]];
+
+    _isExtended = false;
+    _isTransitioningToFullScreen = false;
+
+    if(self.isDialog)
+    {
+        [self setCollectionBehavior:NSWindowCollectionBehaviorCanJoinAllSpaces|NSWindowCollectionBehaviorFullScreenAuxiliary];
+    }
+
+    return self;
+}
+
+- (BOOL)windowShouldClose:(NSWindow *_Nonnull)sender
+{
+    auto window = dynamic_cast<WindowImpl*>(_parent.getRaw());
+
+    if(window != nullptr)
+    {
+        return !window->WindowEvents->Closing();
+    }
+
+    return true;
+}
+
+- (void)windowDidChangeBackingProperties:(NSNotification *_Nonnull)notification
+{
+    [self backingScaleFactor];
+}
+
+
+
+- (void)windowWillClose:(NSNotification *_Nonnull)notification
+{
+    _closed = true;
+    if(_parent)
+    {
+        ComPtr<WindowBaseImpl> parent = _parent;
+        _parent = NULL;
+        
+        auto window = dynamic_cast<WindowImpl*>(parent.getRaw());
+        
+        if(window != nullptr)
+        {
+            window->SetParent(nullptr);
+        }
+        
+        parent->BaseEvents->Closed();
+        [parent->View onClosed];
+    }
+}
+
+-(BOOL)canBecomeKeyWindow
+{
+    if(_canBecomeKeyWindow)
+    {
+        // If the window has a child window being shown as a dialog then don't allow it to become the key window.
+        auto parent = dynamic_cast<WindowImpl*>(_parent.getRaw());
+        
+        if(parent != nullptr)
+        {
+            return parent->CanBecomeKeyWindow();
+        }
+
+        return true;
+    }
+    
+    return false;
+}
+
+#ifndef IS_NSPANEL
+-(BOOL)canBecomeMainWindow
+{
+    return true;
+}
+#endif
+
+-(void)setCanBecomeKeyWindow:(bool)value
+{
+    _canBecomeKeyWindow = value;
+}
+
+-(bool)shouldTryToHandleEvents
+{
+    return _isEnabled;
+}
+
+-(void) setEnabled:(bool)enable
+{
+    _isEnabled = enable;
+    
+    [[self standardWindowButton:NSWindowCloseButton] setEnabled:enable];
+    [[self standardWindowButton:NSWindowMiniaturizeButton] setEnabled:enable];
+    [[self standardWindowButton:NSWindowZoomButton] setEnabled:enable];
+}
+
+-(void)becomeKeyWindow
+{
+    [self showWindowMenuWithAppMenu];
+
+    if(_parent != nullptr)
+    {
+        _parent->BaseEvents->Activated();
+    }
+
+    [super becomeKeyWindow];
+}
+
+- (void)windowDidBecomeKey:(NSNotification *_Nonnull)notification
+{
+    _parent->BringToFront();
+    
+    dispatch_async(dispatch_get_main_queue(), ^{
+        @try {
+        [self invalidateShadow];
+        }
+        @finally{
+        }
+    });
+}
+
+- (void)windowDidMiniaturize:(NSNotification *_Nonnull)notification
+{
+    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
+
+    if(parent != nullptr)
+    {
+        parent->WindowStateChanged();
+    }
+}
+
+- (void)windowDidDeminiaturize:(NSNotification *_Nonnull)notification
+{
+    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
+
+    if(parent != nullptr)
+    {
+        parent->WindowStateChanged();
+    }
+}
+
+- (void)windowDidResize:(NSNotification *_Nonnull)notification
+{
+    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
+
+    if(parent != nullptr)
+    {
+        parent->WindowStateChanged();
+    }
+}
+
+- (void)windowWillExitFullScreen:(NSNotification *_Nonnull)notification
+{
+    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
+
+    if(parent != nullptr)
+    {
+        parent->StartStateTransition();
+    }
+}
+
+- (void)windowDidExitFullScreen:(NSNotification *_Nonnull)notification
+{
+    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
+
+    if(parent != nullptr)
+    {
+        parent->EndStateTransition();
+
+        if(parent->Decorations() != SystemDecorationsFull && parent->WindowState() == Maximized)
+        {
+            NSRect screenRect = [[self screen] visibleFrame];
+            [self setFrame:screenRect display:YES];
+        }
+
+        if(parent->WindowState() == Minimized)
+        {
+            [self miniaturize:nullptr];
+        }
+
+        parent->WindowStateChanged();
+    }
+}
+
+- (void)windowWillEnterFullScreen:(NSNotification *_Nonnull)notification
+{
+    _isTransitioningToFullScreen = true;
+    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
+
+    if(parent != nullptr)
+    {
+        parent->StartStateTransition();
+    }
+}
+
+- (void)windowDidEnterFullScreen:(NSNotification *_Nonnull)notification
+{
+    _isTransitioningToFullScreen = false;
+    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
+
+    if(parent != nullptr)
+    {
+        parent->EndStateTransition();
+        parent->WindowStateChanged();
+    }
+}
+
+- (BOOL)windowShouldZoom:(NSWindow *_Nonnull)window toFrame:(NSRect)newFrame
+{
+    return true;
+}
+
+-(void)resignKeyWindow
+{
+    if(_parent)
+        _parent->BaseEvents->Deactivated();
+
+    [self showAppMenuOnly];
+    
+    [self invalidateShadow];
+
+    [super resignKeyWindow];
+}
+
+- (void)windowDidMove:(NSNotification *_Nonnull)notification
+{
+    AvnPoint position;
+
+    if(_parent != nullptr)
+    {
+        auto cparent = dynamic_cast<WindowImpl*>(_parent.getRaw());
+
+        if(cparent != nullptr)
+        {
+            if(!cparent->IsShown())
+            {
+                return;
+            }
+
+            if(cparent->WindowState() == Maximized)
+            {
+                cparent->SetWindowState(Normal);
+            }
+        }
+
+        _parent->GetPosition(&position);
+        _parent->BaseEvents->PositionChanged(position);
+    }
+}
+
+- (AvnPoint) translateLocalPoint:(AvnPoint)pt
+{
+    pt.Y = [self frame].size.height - pt.Y;
+    return pt;
+}
+
+- (void)sendEvent:(NSEvent *_Nonnull)event
+{
+    [super sendEvent:event];
+
+    /// This is to detect non-client clicks. This can only be done on Windows... not popups, hence the dynamic_cast.
+    if(_parent != nullptr && dynamic_cast<WindowImpl*>(_parent.getRaw()) != nullptr)
+    {
+        switch(event.type)
+        {
+            case NSEventTypeLeftMouseDown:
+            {
+                AvnView* view = _parent->View;
+                NSPoint windowPoint = [event locationInWindow];
+                NSPoint viewPoint = [view convertPoint:windowPoint fromView:nil];
+
+                if (!NSPointInRect(viewPoint, view.bounds))
+                {
+                    auto avnPoint = [AvnView toAvnPoint:windowPoint];
+                    auto point = [self translateLocalPoint:avnPoint];
+                    AvnVector delta = { 0, 0 };
+
+                    _parent->BaseEvents->RawMouseEvent(NonClientLeftButtonDown, static_cast<uint32>([event timestamp] * 1000), AvnInputModifiersNone, point, delta);
+                }
+                
+                if(!_isTransitioningToFullScreen)
+                {
+                    _parent->BringToFront();
+                }
+            }
+            break;
+
+            case NSEventTypeMouseEntered:
+            {
+                _parent->UpdateCursor();
+            }
+                break;
+
+            case NSEventTypeMouseExited:
+            {
+                [[NSCursor arrowCursor] set];
+            }
+                break;
+
+            default:
+                break;
+        }
+    }
+}
+
+- (void)disconnectParent {
+    _parent = nullptr;
+}
+
+@end
+

native/Avalonia.Native/src/OSX/INSWindowHolder.h

@@ -0,0 +1,17 @@
+//
+// Created by Dan Walmsley on 04/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#ifndef AVALONIA_NATIVE_OSX_INSWINDOWHOLDER_H
+#define AVALONIA_NATIVE_OSX_INSWINDOWHOLDER_H
+
+@class AvnView;
+
+struct INSWindowHolder
+{
+    virtual NSWindow* _Nonnull GetNSWindow () = 0;
+    virtual AvnView* _Nonnull GetNSView () = 0;
+};
+
+#endif //AVALONIA_NATIVE_OSX_INSWINDOWHOLDER_H

native/Avalonia.Native/src/OSX/IWindowStateChanged.h

@@ -0,0 +1,18 @@
+//
+// Created by Dan Walmsley on 04/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#ifndef AVALONIA_NATIVE_OSX_IWINDOWSTATECHANGED_H
+#define AVALONIA_NATIVE_OSX_IWINDOWSTATECHANGED_H
+
+struct IWindowStateChanged
+{
+    virtual void WindowStateChanged () = 0;
+    virtual void StartStateTransition () = 0;
+    virtual void EndStateTransition () = 0;
+    virtual SystemDecorations Decorations () = 0;
+    virtual AvnWindowState WindowState () = 0;
+};
+
+#endif //AVALONIA_NATIVE_OSX_IWINDOWSTATECHANGED_H

native/Avalonia.Native/src/OSX/PopupImpl.h

@@ -0,0 +1,9 @@
+//
+// Created by Dan Walmsley on 06/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#ifndef AVALONIA_NATIVE_OSX_POPUPIMPL_H
+#define AVALONIA_NATIVE_OSX_POPUPIMPL_H
+
+#endif //AVALONIA_NATIVE_OSX_POPUPIMPL_H

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

@@ -0,0 +1,57 @@
+//
+// Created by Dan Walmsley on 06/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#include "WindowInterfaces.h"
+#include "AvnView.h"
+#include "WindowImpl.h"
+#include "automation.h"
+#include "menu.h"
+#include "common.h"
+#import "WindowBaseImpl.h"
+#import "WindowProtocol.h"
+#import <AppKit/AppKit.h>
+#include "PopupImpl.h"
+
+class PopupImpl : public virtual WindowBaseImpl, public IAvnPopup
+{
+private:
+    BEGIN_INTERFACE_MAP()
+    INHERIT_INTERFACE_MAP(WindowBaseImpl)
+    INTERFACE_MAP_ENTRY(IAvnPopup, IID_IAvnPopup)
+    END_INTERFACE_MAP()
+    virtual ~PopupImpl(){}
+    ComPtr<IAvnWindowEvents> WindowEvents;
+    PopupImpl(IAvnWindowEvents* events, IAvnGlContext* gl) : WindowBaseImpl(events, gl)
+    {
+        WindowEvents = events;
+        [Window setLevel:NSPopUpMenuWindowLevel];
+    }
+protected:
+    virtual NSWindowStyleMask GetStyle() override
+    {
+        return NSWindowStyleMaskBorderless;
+    }
+
+public:
+    virtual bool ShouldTakeFocusOnShow() override
+    {
+        return false;
+    }
+
+    virtual HRESULT Show(bool activate, bool isDialog) override
+    {
+        return WindowBaseImpl::Show(activate, true);
+    }
+};
+
+
+extern IAvnPopup* CreateAvnPopup(IAvnWindowEvents*events, IAvnGlContext* gl)
+{
+    @autoreleasepool
+    {
+        IAvnPopup* ptr = dynamic_cast<IAvnPopup*>(new PopupImpl(events, gl));
+        return ptr;
+    }
+}

native/Avalonia.Native/src/OSX/ResizeScope.h

@@ -0,0 +1,24 @@
+//
+// Created by Dan Walmsley on 04/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#ifndef AVALONIA_NATIVE_OSX_RESIZESCOPE_H
+#define AVALONIA_NATIVE_OSX_RESIZESCOPE_H
+
+#include "avalonia-native.h"
+
+@class AvnView;
+
+class ResizeScope
+{
+public:
+    ResizeScope(AvnView* _Nonnull view, AvnPlatformResizeReason reason);
+
+    ~ResizeScope();
+private:
+    AvnView* _Nonnull _view;
+    AvnPlatformResizeReason _restore;
+};
+
+#endif //AVALONIA_NATIVE_OSX_RESIZESCOPE_H

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

@@ -0,0 +1,18 @@
+//
+// Created by Dan Walmsley on 04/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#import <AppKit/AppKit.h>
+#include "ResizeScope.h"
+#include "AvnView.h"
+
+ResizeScope::ResizeScope(AvnView *view, AvnPlatformResizeReason reason) {
+    _view = view;
+    _restore = [view getResizeReason];
+    [view setResizeReason:reason];
+}
+
+ResizeScope::~ResizeScope() {
+    [_view setResizeReason:_restore];
+}

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

@@ -1,5 +1,5 @@
 #include "common.h"
-#include "window.h"
+#include "INSWindowHolder.h"
 
 class SystemDialogs : public ComSingleObject<IAvnSystemDialogs, &IID_IAvnSystemDialogs>
 {

native/Avalonia.Native/src/OSX/WindowBaseImpl.h

@@ -0,0 +1,135 @@
+//
+// Created by Dan Walmsley on 04/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#ifndef AVALONIA_NATIVE_OSX_WINDOWBASEIMPL_H
+#define AVALONIA_NATIVE_OSX_WINDOWBASEIMPL_H
+
+#include "rendertarget.h"
+#include "INSWindowHolder.h"
+
+@class AutoFitContentView;
+@class AvnMenu;
+@protocol AvnWindowProtocol;
+
+class WindowBaseImpl : public virtual ComObject,
+                       public virtual IAvnWindowBase,
+                       public INSWindowHolder {
+
+public:
+    FORWARD_IUNKNOWN()
+
+BEGIN_INTERFACE_MAP()
+        INTERFACE_MAP_ENTRY(IAvnWindowBase, IID_IAvnWindowBase)
+    END_INTERFACE_MAP()
+
+    virtual ~WindowBaseImpl();
+
+    WindowBaseImpl(IAvnWindowBaseEvents *events, IAvnGlContext *gl, bool usePanel = false);
+
+    virtual HRESULT ObtainNSWindowHandle(void **ret) override;
+
+    virtual HRESULT ObtainNSWindowHandleRetained(void **ret) override;
+
+    virtual HRESULT ObtainNSViewHandle(void **ret) override;
+
+    virtual HRESULT ObtainNSViewHandleRetained(void **ret) override;
+
+    virtual NSWindow *GetNSWindow() override;
+
+    virtual AvnView *GetNSView() override;
+
+    virtual HRESULT Show(bool activate, bool isDialog) override;
+
+    virtual bool IsShown ();
+
+    virtual bool ShouldTakeFocusOnShow();
+
+    virtual HRESULT Hide() override;
+
+    virtual HRESULT Activate() override;
+
+    virtual HRESULT SetTopMost(bool value) override;
+
+    virtual HRESULT Close() override;
+
+    virtual HRESULT GetClientSize(AvnSize *ret) override;
+
+    virtual HRESULT GetFrameSize(AvnSize *ret) override;
+
+    virtual HRESULT GetScaling(double *ret) override;
+
+    virtual HRESULT SetMinMaxSize(AvnSize minSize, AvnSize maxSize) override;
+
+    virtual HRESULT Resize(double x, double y, AvnPlatformResizeReason reason) override;
+
+    virtual HRESULT Invalidate(__attribute__((unused)) AvnRect rect) override;
+
+    virtual HRESULT SetMainMenu(IAvnMenu *menu) override;
+
+    virtual HRESULT BeginMoveDrag() override;
+
+    virtual HRESULT BeginResizeDrag(__attribute__((unused)) AvnWindowEdge edge) override;
+
+    virtual HRESULT GetPosition(AvnPoint *ret) override;
+
+    virtual HRESULT SetPosition(AvnPoint point) override;
+
+    virtual HRESULT PointToClient(AvnPoint point, AvnPoint *ret) override;
+
+    virtual HRESULT PointToScreen(AvnPoint point, AvnPoint *ret) override;
+
+    virtual HRESULT ThreadSafeSetSwRenderedFrame(AvnFramebuffer *fb, IUnknown *dispose) override;
+
+    virtual HRESULT SetCursor(IAvnCursor *cursor) override;
+
+    virtual void UpdateCursor();
+
+    virtual HRESULT CreateGlRenderTarget(IAvnGlSurfaceRenderTarget **ppv) override;
+
+    virtual HRESULT CreateNativeControlHost(IAvnNativeControlHost **retOut) override;
+
+    virtual HRESULT SetBlurEnabled(bool enable) override;
+
+    virtual HRESULT BeginDragAndDropOperation(AvnDragDropEffects effects, AvnPoint point,
+            IAvnClipboard *clipboard, IAvnDndResultCallback *cb,
+            void *sourceHandle) override;
+
+    virtual bool IsDialog();
+
+    id<AvnWindowProtocol> GetWindowProtocol ();
+                           
+    virtual void BringToFront ();
+
+protected:
+    virtual NSWindowStyleMask GetStyle();
+
+    void UpdateStyle();
+
+private:
+    void CreateNSWindow (bool isDialog);
+    void CleanNSWindow ();
+
+    NSCursor *cursor;
+    ComPtr<IAvnGlContext> _glContext;
+    bool hasPosition;
+    NSSize lastSize;
+    NSSize lastMinSize;
+    NSSize lastMaxSize;
+    AvnMenu* lastMenu;
+    bool _inResize;
+
+protected:
+    AvnPoint lastPositionSet;
+    AutoFitContentView *StandardContainer;
+    bool _shown;
+
+public:
+    NSObject <IRenderTarget> *renderTarget;
+    NSWindow * Window;
+    ComPtr<IAvnWindowBaseEvents> BaseEvents;
+    AvnView *View;
+};
+
+#endif //AVALONIA_NATIVE_OSX_WINDOWBASEIMPL_H

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

@@ -0,0 +1,604 @@
+//
+// Created by Dan Walmsley on 04/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#import <AppKit/AppKit.h>
+#include "common.h"
+#include "AvnView.h"
+#include "menu.h"
+#include "automation.h"
+#include "cursor.h"
+#include "ResizeScope.h"
+#include "AutoFitContentView.h"
+#import "WindowProtocol.h"
+#import "WindowInterfaces.h"
+#include "WindowBaseImpl.h"
+
+
+WindowBaseImpl::~WindowBaseImpl() {
+    View = nullptr;
+    Window = nullptr;
+}
+
+WindowBaseImpl::WindowBaseImpl(IAvnWindowBaseEvents *events, IAvnGlContext *gl, bool usePanel) {
+    _shown = false;
+    _inResize = false;
+    BaseEvents = events;
+    _glContext = gl;
+    renderTarget = [[IOSurfaceRenderTarget alloc] initWithOpenGlContext:gl];
+    View = [[AvnView alloc] initWithParent:this];
+    StandardContainer = [[AutoFitContentView new] initWithContent:View];
+
+    lastPositionSet = { 0, 0 };
+    hasPosition = false;
+    lastSize = NSSize { 100, 100 };
+    lastMaxSize = NSSize { CGFLOAT_MAX, CGFLOAT_MAX};
+    lastMinSize = NSSize { 0, 0 };
+
+    lastMenu = nullptr;
+    
+    CreateNSWindow(usePanel);
+    
+    [Window setContentView:StandardContainer];
+    [Window setStyleMask:NSWindowStyleMaskBorderless];
+    [Window setBackingType:NSBackingStoreBuffered];
+
+    [Window setContentMinSize:lastMinSize];
+    [Window setContentMaxSize:lastMaxSize];
+
+    [Window setOpaque:false];
+    [Window setHasShadow:true];
+}
+
+HRESULT WindowBaseImpl::ObtainNSViewHandle(void **ret) {
+    START_COM_CALL;
+
+    if (ret == nullptr) {
+        return E_POINTER;
+    }
+
+    *ret = (__bridge void *) View;
+
+    return S_OK;
+}
+
+HRESULT WindowBaseImpl::ObtainNSViewHandleRetained(void **ret) {
+    START_COM_CALL;
+
+    if (ret == nullptr) {
+        return E_POINTER;
+    }
+
+    *ret = (__bridge_retained void *) View;
+
+    return S_OK;
+}
+
+NSWindow *WindowBaseImpl::GetNSWindow() {
+    return Window;
+}
+
+AvnView *WindowBaseImpl::GetNSView() {
+    return View;
+}
+
+HRESULT WindowBaseImpl::ObtainNSWindowHandleRetained(void **ret) {
+    START_COM_CALL;
+
+    if (ret == nullptr) {
+        return E_POINTER;
+    }
+
+    *ret = (__bridge_retained void *) Window;
+
+    return S_OK;
+}
+
+HRESULT WindowBaseImpl::Show(bool activate, bool isDialog) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        [Window setContentSize:lastSize];
+        
+        if(hasPosition)
+        {
+            SetPosition(lastPositionSet);
+        } else
+        {
+            [Window center];
+        }
+
+        UpdateStyle();
+        
+        [Window invalidateShadow];
+
+        if (ShouldTakeFocusOnShow() && activate) {
+            [Window orderFront:Window];
+            [Window makeKeyAndOrderFront:Window];
+            [Window makeFirstResponder:View];
+            [NSApp activateIgnoringOtherApps:YES];
+        } else {
+            [Window orderFront:Window];
+        }
+
+        _shown = true;
+
+        return S_OK;
+    }
+}
+
+bool WindowBaseImpl::IsShown ()
+{
+    return _shown;
+}
+
+bool WindowBaseImpl::ShouldTakeFocusOnShow() {
+    return true;
+}
+
+HRESULT WindowBaseImpl::ObtainNSWindowHandle(void **ret) {
+    START_COM_CALL;
+
+    if (ret == nullptr) {
+        return E_POINTER;
+    }
+
+    *ret = (__bridge void *) Window;
+
+    return S_OK;
+}
+
+HRESULT WindowBaseImpl::Hide() {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (Window != nullptr) {
+            [Window orderOut:Window];
+        }
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::Activate() {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (Window != nullptr) {
+            [Window makeKeyAndOrderFront:nil];
+            [NSApp activateIgnoringOtherApps:YES];
+        }
+    }
+
+    return S_OK;
+}
+
+HRESULT WindowBaseImpl::SetTopMost(bool value) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        [Window setLevel:value ? NSFloatingWindowLevel : NSNormalWindowLevel];
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::Close() {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (Window != nullptr) {
+            auto window = Window;
+            Window = nullptr;
+
+            try {
+                // Seems to throw sometimes on application exit.
+                [window close];
+            }
+            catch (NSException *) {}
+        }
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::GetClientSize(AvnSize *ret) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (ret == nullptr)
+            return E_POINTER;
+
+        ret->Width = lastSize.width;
+        ret->Height = lastSize.height;
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::GetFrameSize(AvnSize *ret) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (ret == nullptr)
+            return E_POINTER;
+
+        if(Window != nullptr){
+            auto frame = [Window frame];
+            ret->Width = frame.size.width;
+            ret->Height = frame.size.height;
+        }
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::GetScaling(double *ret) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (ret == nullptr)
+            return E_POINTER;
+
+        if (Window == nullptr) {
+            *ret = 1;
+            return S_OK;
+        }
+
+        *ret = [Window backingScaleFactor];
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::SetMinMaxSize(AvnSize minSize, AvnSize maxSize) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        lastMinSize = ToNSSize(minSize);
+        lastMaxSize = ToNSSize(maxSize);
+
+        if(Window != nullptr) {
+            [Window setContentMinSize:lastMinSize];
+            [Window setContentMaxSize:lastMaxSize];
+        }
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::Resize(double x, double y, AvnPlatformResizeReason reason) {
+    if (_inResize) {
+        return S_OK;
+    }
+
+    _inResize = true;
+
+    START_COM_CALL;
+    auto resizeBlock = ResizeScope(View, reason);
+
+    @autoreleasepool {
+        auto maxSize = lastMaxSize;
+        auto minSize = lastMinSize;
+
+        if (x < minSize.width) {
+            x = minSize.width;
+        }
+
+        if (y < minSize.height) {
+            y = minSize.height;
+        }
+
+        if (x > maxSize.width) {
+            x = maxSize.width;
+        }
+
+        if (y > maxSize.height) {
+            y = maxSize.height;
+        }
+
+        @try {
+            if(x != lastSize.width || y != lastSize.height) {
+                lastSize = NSSize{x, y};
+
+                if (!_shown) {
+                    BaseEvents->Resized(AvnSize{x, y}, reason);
+                } else if (Window != nullptr) {
+                    [Window setContentSize:lastSize];
+                    [Window invalidateShadow];
+                }
+            }
+        }
+        @finally {
+            _inResize = false;
+        }
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::Invalidate(__attribute__((unused)) AvnRect rect) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        [View setNeedsDisplayInRect:[View frame]];
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::SetMainMenu(IAvnMenu *menu) {
+    START_COM_CALL;
+
+    auto nativeMenu = dynamic_cast<AvnAppMenu *>(menu);
+
+    lastMenu = nativeMenu->GetNative();
+
+    if(Window != nullptr) {
+        [GetWindowProtocol() applyMenu:lastMenu];
+
+        if ([Window isKeyWindow]) {
+            [GetWindowProtocol() showWindowMenuWithAppMenu];
+        }
+    }
+
+    return S_OK;
+}
+
+HRESULT WindowBaseImpl::BeginMoveDrag() {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        auto lastEvent = [View lastMouseDownEvent];
+
+        if (lastEvent == nullptr) {
+            return S_OK;
+        }
+
+        [Window performWindowDragWithEvent:lastEvent];
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::BeginResizeDrag(__attribute__((unused)) AvnWindowEdge edge) {
+    START_COM_CALL;
+
+    return S_OK;
+}
+
+HRESULT WindowBaseImpl::GetPosition(AvnPoint *ret) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (ret == nullptr) {
+            return E_POINTER;
+        }
+
+        if(Window != nullptr) {
+            auto frame = [Window frame];
+
+            ret->X = frame.origin.x;
+            ret->Y = frame.origin.y + frame.size.height;
+
+            *ret = ConvertPointY(*ret);
+        } else
+        {
+            *ret = lastPositionSet;
+        }
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::SetPosition(AvnPoint point) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        lastPositionSet = point;
+        hasPosition = true;
+
+        if(Window != nullptr) {
+            [Window setFrameTopLeftPoint:ToNSPoint(ConvertPointY(point))];
+        }
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::PointToClient(AvnPoint point, AvnPoint *ret) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (ret == nullptr) {
+            return E_POINTER;
+        }
+
+        point = ConvertPointY(point);
+        NSRect convertRect = [Window convertRectFromScreen:NSMakeRect(point.X, point.Y, 0.0, 0.0)];
+        auto viewPoint = NSMakePoint(convertRect.origin.x, convertRect.origin.y);
+
+        *ret = [View translateLocalPoint:ToAvnPoint(viewPoint)];
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowBaseImpl::PointToScreen(AvnPoint point, AvnPoint *ret) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (ret == nullptr) {
+            return E_POINTER;
+        }
+
+        auto cocoaViewPoint = ToNSPoint([View translateLocalPoint:point]);
+        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;
+    }
+}
+
+HRESULT WindowBaseImpl::ThreadSafeSetSwRenderedFrame(AvnFramebuffer *fb, IUnknown *dispose) {
+    START_COM_CALL;
+
+    [View setSwRenderedFrame:fb dispose:dispose];
+    return S_OK;
+}
+
+HRESULT WindowBaseImpl::SetCursor(IAvnCursor *cursor) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        Cursor *avnCursor = dynamic_cast<Cursor *>(cursor);
+        this->cursor = avnCursor->GetNative();
+        UpdateCursor();
+
+        if (avnCursor->IsHidden()) {
+            [NSCursor hide];
+        } else {
+            [NSCursor unhide];
+        }
+
+        return S_OK;
+    }
+}
+
+void WindowBaseImpl::UpdateCursor() {
+    if (cursor != nil) {
+        [cursor set];
+    }
+}
+
+HRESULT WindowBaseImpl::CreateGlRenderTarget(IAvnGlSurfaceRenderTarget **ppv) {
+    START_COM_CALL;
+
+    if (View == NULL)
+        return E_FAIL;
+    *ppv = [renderTarget createSurfaceRenderTarget];
+    return static_cast<HRESULT>(*ppv == nil ? E_FAIL : S_OK);
+}
+
+HRESULT WindowBaseImpl::CreateNativeControlHost(IAvnNativeControlHost **retOut) {
+    START_COM_CALL;
+
+    if (View == NULL)
+        return E_FAIL;
+    *retOut = ::CreateNativeControlHost(View);
+    return S_OK;
+}
+
+HRESULT WindowBaseImpl::SetBlurEnabled(bool enable) {
+    START_COM_CALL;
+
+    [StandardContainer ShowBlur:enable];
+
+    return S_OK;
+}
+
+HRESULT WindowBaseImpl::BeginDragAndDropOperation(AvnDragDropEffects effects, AvnPoint point, IAvnClipboard *clipboard, IAvnDndResultCallback *cb, void *sourceHandle) {
+    START_COM_CALL;
+
+    auto item = TryGetPasteboardItem(clipboard);
+    [item setString:@"" forType:GetAvnCustomDataType()];
+    if (item == nil)
+        return E_INVALIDARG;
+    if (View == NULL)
+        return E_FAIL;
+
+    auto nsevent = [NSApp currentEvent];
+    auto nseventType = [nsevent type];
+
+    // If current event isn't a mouse one (probably due to malfunctioning user app)
+    // attempt to forge a new one
+    if (!((nseventType >= NSEventTypeLeftMouseDown && nseventType <= NSEventTypeMouseExited)
+            || (nseventType >= NSEventTypeOtherMouseDown && nseventType <= NSEventTypeOtherMouseDragged))) {
+        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];
+        CFRelease(cgevent);
+    }
+
+    auto dragItem = [[NSDraggingItem alloc] initWithPasteboardWriter:item];
+
+    auto dragItemImage = [NSImage imageNamed:NSImageNameMultipleDocuments];
+    NSRect dragItemRect = {(float) point.X, (float) point.Y, [dragItemImage size].width, [dragItemImage size].height};
+    [dragItem setDraggingFrame:dragItemRect contents:dragItemImage];
+
+    int op = 0;
+    int ieffects = (int) effects;
+    if ((ieffects & (int) AvnDragDropEffects::Copy) != 0)
+        op |= NSDragOperationCopy;
+    if ((ieffects & (int) AvnDragDropEffects::Link) != 0)
+        op |= NSDragOperationLink;
+    if ((ieffects & (int) AvnDragDropEffects::Move) != 0)
+        op |= NSDragOperationMove;
+    [View beginDraggingSessionWithItems:@[dragItem] event:nsevent
+                                 source:CreateDraggingSource((NSDragOperation) op, cb, sourceHandle)];
+    return S_OK;
+}
+
+bool WindowBaseImpl::IsDialog() {
+    return false;
+}
+
+NSWindowStyleMask WindowBaseImpl::GetStyle() {
+    return NSWindowStyleMaskBorderless;
+}
+
+void WindowBaseImpl::UpdateStyle() {
+    [Window setStyleMask:GetStyle()];
+}
+
+void WindowBaseImpl::CleanNSWindow() {
+    if(Window != nullptr) {
+        [GetWindowProtocol() disconnectParent];
+        [Window close];
+        Window = nullptr;
+    }
+}
+
+void WindowBaseImpl::CreateNSWindow(bool isDialog) {
+    if (isDialog) {
+        if (![Window isKindOfClass:[AvnPanel class]]) {
+            CleanNSWindow();
+
+            Window = [[AvnPanel alloc] initWithParent:this contentRect:NSRect{0, 0, lastSize} styleMask:GetStyle()];
+            
+            [Window setHidesOnDeactivate:false];
+        }
+    } else {
+        if (![Window isKindOfClass:[AvnWindow class]]) {
+            CleanNSWindow();
+
+            Window = [[AvnWindow alloc] initWithParent:this contentRect:NSRect{0, 0, lastSize} styleMask:GetStyle()];
+        }
+    }
+}
+
+id <AvnWindowProtocol> WindowBaseImpl::GetWindowProtocol() {
+    if(Window == nullptr)
+    {
+        return nullptr;
+    }
+
+    return (id <AvnWindowProtocol>) Window;
+}
+
+void WindowBaseImpl::BringToFront()
+{
+    // do nothing.
+}
+
+extern IAvnWindow* CreateAvnWindow(IAvnWindowEvents*events, IAvnGlContext* gl)
+{
+    @autoreleasepool
+    {
+        IAvnWindow* ptr = (IAvnWindow*)new WindowImpl(events, gl);
+        return ptr;
+    }
+}

native/Avalonia.Native/src/OSX/WindowImpl.h

@@ -0,0 +1,108 @@
+//
+// Created by Dan Walmsley on 04/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#ifndef AVALONIA_NATIVE_OSX_WINDOWIMPL_H
+#define AVALONIA_NATIVE_OSX_WINDOWIMPL_H
+
+#import "WindowBaseImpl.h"
+#include "IWindowStateChanged.h"
+#include <list>
+
+class WindowImpl : public virtual WindowBaseImpl, public virtual IAvnWindow, public IWindowStateChanged
+{
+private:
+    bool _isEnabled;
+    bool _canResize;
+    bool _fullScreenActive;
+    SystemDecorations _decorations;
+    AvnWindowState _lastWindowState;
+    AvnWindowState _actualWindowState;
+    bool _inSetWindowState;
+    NSRect _preZoomSize;
+    bool _transitioningWindowState;
+    bool _isClientAreaExtended;
+    bool _isDialog;
+    WindowImpl* _parent;
+    std::list<WindowImpl*> _children;
+    AvnExtendClientAreaChromeHints _extendClientHints;
+
+    FORWARD_IUNKNOWN()
+BEGIN_INTERFACE_MAP()
+        INHERIT_INTERFACE_MAP(WindowBaseImpl)
+        INTERFACE_MAP_ENTRY(IAvnWindow, IID_IAvnWindow)
+    END_INTERFACE_MAP()
+    virtual ~WindowImpl()
+    {
+    }
+
+    ComPtr<IAvnWindowEvents> WindowEvents;
+
+    WindowImpl(IAvnWindowEvents* events, IAvnGlContext* gl);
+
+    void HideOrShowTrafficLights ();
+
+    virtual HRESULT Show (bool activate, bool isDialog) override;
+
+    virtual HRESULT SetEnabled (bool enable) override;
+
+    virtual HRESULT SetParent (IAvnWindow* parent) override;
+
+    void StartStateTransition () override ;
+
+    void EndStateTransition () override ;
+
+    SystemDecorations Decorations () override ;
+
+    AvnWindowState WindowState () override ;
+
+    void WindowStateChanged () override ;
+
+    bool UndecoratedIsMaximized ();
+
+    bool IsZoomed ();
+
+    void DoZoom();
+
+    virtual HRESULT SetCanResize(bool value) override;
+
+    virtual HRESULT SetDecorations(SystemDecorations value) override;
+
+    virtual HRESULT SetTitle (char* utf8title) override;
+
+    virtual HRESULT SetTitleBarColor(AvnColor color) override;
+
+    virtual HRESULT GetWindowState (AvnWindowState*ret) override;
+
+    virtual HRESULT TakeFocusFromChildren () override;
+
+    virtual HRESULT SetExtendClientArea (bool enable) override;
+
+    virtual HRESULT SetExtendClientAreaHints (AvnExtendClientAreaChromeHints hints) override;
+
+    virtual HRESULT GetExtendTitleBarHeight (double*ret) override;
+
+    virtual HRESULT SetExtendTitleBarHeight (double value) override;
+
+    void EnterFullScreenMode ();
+
+    void ExitFullScreenMode ();
+
+    virtual HRESULT SetWindowState (AvnWindowState state) override;
+
+    virtual bool IsDialog() override;
+    
+    virtual void BringToFront () override;
+    
+    bool CanBecomeKeyWindow ();
+
+protected:
+    virtual NSWindowStyleMask GetStyle() override;
+
+private:
+    void OnInitialiseNSWindow();
+    NSString *_lastTitle;
+};
+
+#endif //AVALONIA_NATIVE_OSX_WINDOWIMPL_H

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

@@ -0,0 +1,597 @@
+//
+// Created by Dan Walmsley on 04/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#import <AppKit/AppKit.h>
+#include "AutoFitContentView.h"
+#include "AvnView.h"
+#include "automation.h"
+#include "WindowProtocol.h"
+
+WindowImpl::WindowImpl(IAvnWindowEvents *events, IAvnGlContext *gl) : WindowBaseImpl(events, gl) {
+    _isEnabled = true;
+    _children = std::list<WindowImpl*>();
+    _isClientAreaExtended = false;
+    _extendClientHints = AvnDefaultChrome;
+    _fullScreenActive = false;
+    _canResize = true;
+    _decorations = SystemDecorationsFull;
+    _transitioningWindowState = false;
+    _inSetWindowState = false;
+    _lastWindowState = Normal;
+    _actualWindowState = Normal;
+    _lastTitle = @"";
+    _parent = nullptr;
+    WindowEvents = events;
+    
+    OnInitialiseNSWindow();
+}
+
+void WindowImpl::HideOrShowTrafficLights() {
+    if (Window == nil) {
+        return;
+    }
+
+    bool wantsChrome = (_extendClientHints & AvnSystemChrome) || (_extendClientHints & AvnPreferSystemChrome);
+    bool hasTrafficLights = _isClientAreaExtended ? wantsChrome : _decorations == SystemDecorationsFull;
+    
+    [[Window standardWindowButton:NSWindowCloseButton] setHidden:!hasTrafficLights];
+    [[Window standardWindowButton:NSWindowMiniaturizeButton] setHidden:!hasTrafficLights];
+    [[Window standardWindowButton:NSWindowZoomButton] setHidden:!hasTrafficLights];
+}
+
+void WindowImpl::OnInitialiseNSWindow(){
+    [GetWindowProtocol() setCanBecomeKeyWindow:true];
+    
+    [Window disableCursorRects];
+    [Window setTabbingMode:NSWindowTabbingModeDisallowed];
+    [Window setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
+
+    [Window setTitle:_lastTitle];
+    
+    if(_isClientAreaExtended)
+    {
+        [GetWindowProtocol() setIsExtended:true];
+        SetExtendClientArea(true);
+    }
+}
+
+HRESULT WindowImpl::Show(bool activate, bool isDialog) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        _isDialog = isDialog;
+
+        WindowBaseImpl::Show(activate, isDialog);
+
+        HideOrShowTrafficLights();
+
+        return SetWindowState(_lastWindowState);
+    }
+}
+
+HRESULT WindowImpl::SetEnabled(bool enable) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        _isEnabled = enable;
+        [GetWindowProtocol() setEnabled:enable];
+        UpdateStyle();
+        return S_OK;
+    }
+}
+
+HRESULT WindowImpl::SetParent(IAvnWindow *parent) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if(_parent != nullptr)
+        {
+            _parent->_children.remove(this);
+            
+            _parent->BringToFront();
+        }
+
+        auto cparent = dynamic_cast<WindowImpl *>(parent);
+        
+        _parent = cparent;
+        
+        if(_parent != nullptr && Window != nullptr){
+            // If one tries to show a child window with a minimized parent window, then the parent window will be
+            // restored but macOS isn't kind enough to *tell* us that, so the window will be left in a non-interactive
+            // state. Detect this and explicitly restore the parent window ourselves to avoid this situation.
+            if (cparent->WindowState() == Minimized)
+                cparent->SetWindowState(Normal);
+
+            [Window setCollectionBehavior:NSWindowCollectionBehaviorFullScreenAuxiliary];
+                
+            cparent->_children.push_back(this);
+                
+            UpdateStyle();
+        }
+
+        return S_OK;
+    }
+}
+
+void WindowImpl::BringToFront()
+{
+    if(Window != nullptr)
+    {
+        if(IsDialog())
+        {
+            Activate();
+        }
+        else
+        {
+            [Window orderFront:nullptr];
+        }
+        
+        [Window invalidateShadow];
+        
+        for(auto iterator = _children.begin(); iterator != _children.end(); iterator++)
+        {
+            (*iterator)->BringToFront();
+        }
+    }
+}
+
+bool WindowImpl::CanBecomeKeyWindow()
+{
+    for(auto iterator = _children.begin(); iterator != _children.end(); iterator++)
+    {
+        if((*iterator)->IsDialog())
+        {
+            return false;
+        }
+    }
+    
+    return true;
+}
+
+void WindowImpl::StartStateTransition() {
+    _transitioningWindowState = true;
+}
+
+void WindowImpl::EndStateTransition() {
+    _transitioningWindowState = false;
+}
+
+SystemDecorations WindowImpl::Decorations() {
+    return _decorations;
+}
+
+AvnWindowState WindowImpl::WindowState() {
+    return _lastWindowState;
+}
+
+void WindowImpl::WindowStateChanged() {
+    if (_shown && !_inSetWindowState && !_transitioningWindowState) {
+        AvnWindowState state;
+        GetWindowState(&state);
+
+        if (_lastWindowState != state) {
+            if (_isClientAreaExtended) {
+                if (_lastWindowState == FullScreen) {
+                    // we exited fs.
+                    if (_extendClientHints & AvnOSXThickTitleBar) {
+                        Window.toolbar = [NSToolbar new];
+                        Window.toolbar.showsBaselineSeparator = false;
+                    }
+
+                    [Window setTitlebarAppearsTransparent:true];
+
+                    [StandardContainer setFrameSize:StandardContainer.frame.size];
+                } else if (state == FullScreen) {
+                    // we entered fs.
+                    if (_extendClientHints & AvnOSXThickTitleBar) {
+                        Window.toolbar = nullptr;
+                    }
+
+                    [Window setTitlebarAppearsTransparent:false];
+
+                    [StandardContainer setFrameSize:StandardContainer.frame.size];
+                }
+            }
+
+            _lastWindowState = state;
+            _actualWindowState = state;
+            WindowEvents->WindowStateChanged(state);
+        }
+    }
+}
+
+bool WindowImpl::UndecoratedIsMaximized() {
+    auto windowSize = [Window frame];
+    auto available = [Window screen].visibleFrame;
+    return CGRectEqualToRect(windowSize, available);
+}
+
+bool WindowImpl::IsZoomed() {
+    return _decorations == SystemDecorationsFull ? [Window isZoomed] : UndecoratedIsMaximized();
+}
+
+void WindowImpl::DoZoom() {
+    switch (_decorations) {
+        case SystemDecorationsNone:
+        case SystemDecorationsBorderOnly:
+            [Window setFrame:[Window screen].visibleFrame display:true];
+            break;
+
+
+        case SystemDecorationsFull:
+            [Window performZoom:Window];
+            break;
+    }
+}
+
+HRESULT WindowImpl::SetCanResize(bool value) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        _canResize = value;
+        UpdateStyle();
+        return S_OK;
+    }
+}
+
+HRESULT WindowImpl::SetDecorations(SystemDecorations value) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        auto currentWindowState = _lastWindowState;
+        _decorations = value;
+
+        if (_fullScreenActive) {
+            return S_OK;
+        }
+
+        UpdateStyle();
+
+        HideOrShowTrafficLights();
+
+        switch (_decorations) {
+            case SystemDecorationsNone:
+                [Window setHasShadow:NO];
+                [Window setTitleVisibility:NSWindowTitleHidden];
+                [Window setTitlebarAppearsTransparent:YES];
+
+                if (currentWindowState == Maximized) {
+                    if (!UndecoratedIsMaximized()) {
+                        DoZoom();
+                    }
+                }
+                break;
+
+            case SystemDecorationsBorderOnly:
+                [Window setHasShadow:YES];
+                [Window setTitleVisibility:NSWindowTitleHidden];
+                [Window setTitlebarAppearsTransparent:YES];
+
+                if (currentWindowState == Maximized) {
+                    if (!UndecoratedIsMaximized()) {
+                        DoZoom();
+                    }
+                }
+                break;
+
+            case SystemDecorationsFull:
+                [Window setHasShadow:YES];
+                [Window setTitleVisibility:NSWindowTitleVisible];
+                [Window setTitlebarAppearsTransparent:NO];
+                [Window setTitle:_lastTitle];
+
+                if (currentWindowState == Maximized) {
+                    auto newFrame = [Window contentRectForFrameRect:[Window frame]].size;
+
+                    [View setFrameSize:newFrame];
+                }
+                break;
+        }
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowImpl::SetTitle(char *utf8title) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        _lastTitle = [NSString stringWithUTF8String:(const char *) utf8title];
+        [Window setTitle:_lastTitle];
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowImpl::SetTitleBarColor(AvnColor color) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        float a = (float) color.Alpha / 255.0f;
+        float r = (float) color.Red / 255.0f;
+        float g = (float) color.Green / 255.0f;
+        float b = (float) color.Blue / 255.0f;
+
+        auto nscolor = [NSColor colorWithSRGBRed:r green:g blue:b alpha:a];
+
+        // Based on the titlebar color we have to choose either light or dark
+        // OSX doesnt let you set a foreground color for titlebar.
+        if ((r * 0.299 + g * 0.587 + b * 0.114) > 186.0f / 255.0f) {
+            [Window setAppearance:[NSAppearance appearanceNamed:NSAppearanceNameVibrantLight]];
+        } else {
+            [Window setAppearance:[NSAppearance appearanceNamed:NSAppearanceNameVibrantDark]];
+        }
+
+        [Window setTitlebarAppearsTransparent:true];
+        [Window setBackgroundColor:nscolor];
+    }
+
+    return S_OK;
+}
+
+HRESULT WindowImpl::GetWindowState(AvnWindowState *ret) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (ret == nullptr) {
+            return E_POINTER;
+        }
+
+        if (([Window styleMask] & NSWindowStyleMaskFullScreen) == NSWindowStyleMaskFullScreen) {
+            *ret = FullScreen;
+            return S_OK;
+        }
+
+        if ([Window isMiniaturized]) {
+            *ret = Minimized;
+            return S_OK;
+        }
+
+        if (IsZoomed()) {
+            *ret = Maximized;
+            return S_OK;
+        }
+
+        *ret = Normal;
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowImpl::TakeFocusFromChildren() {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (Window == nil)
+            return S_OK;
+        if ([Window isKeyWindow])
+            [Window makeFirstResponder:View];
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowImpl::SetExtendClientArea(bool enable) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        _isClientAreaExtended = enable;
+
+        if(Window != nullptr) {
+            if (enable) {
+                Window.titleVisibility = NSWindowTitleHidden;
+
+                [Window setTitlebarAppearsTransparent:true];
+
+                auto wantsTitleBar = (_extendClientHints & AvnSystemChrome) || (_extendClientHints & AvnPreferSystemChrome);
+
+                if (wantsTitleBar) {
+                    [StandardContainer ShowTitleBar:true];
+                } else {
+                    [StandardContainer ShowTitleBar:false];
+                }
+
+                if (_extendClientHints & AvnOSXThickTitleBar) {
+                    Window.toolbar = [NSToolbar new];
+                    Window.toolbar.showsBaselineSeparator = false;
+                } else {
+                    Window.toolbar = nullptr;
+                }
+            } else {
+                Window.titleVisibility = NSWindowTitleVisible;
+                Window.toolbar = nullptr;
+                [Window setTitlebarAppearsTransparent:false];
+                View.layer.zPosition = 0;
+            }
+
+            [GetWindowProtocol() setIsExtended:enable];
+
+            HideOrShowTrafficLights();
+
+            UpdateStyle();
+        }
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowImpl::SetExtendClientAreaHints(AvnExtendClientAreaChromeHints hints) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        _extendClientHints = hints;
+
+        SetExtendClientArea(_isClientAreaExtended);
+        return S_OK;
+    }
+}
+
+HRESULT WindowImpl::GetExtendTitleBarHeight(double *ret) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        if (ret == nullptr) {
+            return E_POINTER;
+        }
+
+        *ret = [GetWindowProtocol() getExtendedTitleBarHeight];
+
+        return S_OK;
+    }
+}
+
+HRESULT WindowImpl::SetExtendTitleBarHeight(double value) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        [StandardContainer SetTitleBarHeightHint:value];
+        return S_OK;
+    }
+}
+
+void WindowImpl::EnterFullScreenMode() {
+    _fullScreenActive = true;
+
+    [Window setTitle:_lastTitle];
+    [Window toggleFullScreen:nullptr];
+}
+
+void WindowImpl::ExitFullScreenMode() {
+    [Window toggleFullScreen:nullptr];
+
+    _fullScreenActive = false;
+
+    SetDecorations(_decorations);
+}
+
+HRESULT WindowImpl::SetWindowState(AvnWindowState state) {
+    START_COM_CALL;
+
+    @autoreleasepool {
+        auto currentState = _actualWindowState;
+        _lastWindowState = state;
+
+        if (Window == nullptr) {
+            return S_OK;
+        }
+
+        if (_actualWindowState == state) {
+            return S_OK;
+        }
+
+        _inSetWindowState = true;
+
+        if (currentState == Normal) {
+            _preZoomSize = [Window frame];
+        }
+
+        if (_shown) {
+            switch (state) {
+                case Maximized:
+                    if (currentState == FullScreen) {
+                        ExitFullScreenMode();
+                    }
+
+                    lastPositionSet.X = 0;
+                    lastPositionSet.Y = 0;
+
+                    if ([Window isMiniaturized]) {
+                        [Window deminiaturize:Window];
+                    }
+
+                    if (!IsZoomed()) {
+                        DoZoom();
+                    }
+                    break;
+
+                case Minimized:
+                    if (currentState == FullScreen) {
+                        ExitFullScreenMode();
+                    } else {
+                        [Window miniaturize:Window];
+                    }
+                    break;
+
+                case FullScreen:
+                    if ([Window isMiniaturized]) {
+                        [Window deminiaturize:Window];
+                    }
+
+                    EnterFullScreenMode();
+                    break;
+
+                case Normal:
+                    if ([Window isMiniaturized]) {
+                        [Window deminiaturize:Window];
+                    }
+
+                    if (currentState == FullScreen) {
+                        ExitFullScreenMode();
+                    }
+
+                    if (IsZoomed()) {
+                        if (_decorations == SystemDecorationsFull) {
+                            DoZoom();
+                        } else {
+                            [Window setFrame:_preZoomSize display:true];
+                            auto newFrame = [Window contentRectForFrameRect:[Window frame]].size;
+
+                            [View setFrameSize:newFrame];
+                        }
+
+                    }
+                    break;
+            }
+
+            _actualWindowState = _lastWindowState;
+            WindowEvents->WindowStateChanged(_actualWindowState);
+        }
+
+
+        _inSetWindowState = false;
+
+        return S_OK;
+    }
+}
+
+bool WindowImpl::IsDialog() {
+    return _isDialog;
+}
+
+NSWindowStyleMask WindowImpl::GetStyle() {
+    unsigned long s = NSWindowStyleMaskBorderless;
+    
+    if(_actualWindowState == FullScreen)
+    {
+        s |= NSWindowStyleMaskFullScreen;
+    }
+
+    switch (_decorations) {
+        case SystemDecorationsNone:
+            s = s | NSWindowStyleMaskFullSizeContentView;
+            break;
+
+        case SystemDecorationsBorderOnly:
+            s = s | NSWindowStyleMaskTitled | NSWindowStyleMaskFullSizeContentView;
+            break;
+
+        case SystemDecorationsFull:
+            s = s | NSWindowStyleMaskTitled | NSWindowStyleMaskClosable;
+
+            if (_canResize && _isEnabled) {
+                s = s | NSWindowStyleMaskResizable;
+            }
+            break;
+    }
+
+    if (!IsDialog()) {
+        s |= NSWindowStyleMaskMiniaturizable;
+    }
+
+    if (_isClientAreaExtended) {
+        s |= NSWindowStyleMaskFullSizeContentView | NSWindowStyleMaskTexturedBackground;
+    }
+    return s;
+}

native/Avalonia.Native/src/OSX/WindowInterfaces.h

@@ -0,0 +1,17 @@
+//
+// Created by Dan Walmsley on 06/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+#import <AppKit/AppKit.h>
+#include "WindowProtocol.h"
+#include "WindowBaseImpl.h"
+
+@interface AvnWindow : NSWindow <AvnWindowProtocol, NSWindowDelegate>
+-(AvnWindow* _Nonnull) initWithParent: (WindowBaseImpl* _Nonnull) parent contentRect: (NSRect)contentRect styleMask: (NSWindowStyleMask)styleMask;
+@end
+
+@interface AvnPanel : NSPanel <AvnWindowProtocol, NSWindowDelegate>
+-(AvnPanel* _Nonnull) initWithParent: (WindowBaseImpl* _Nonnull) parent contentRect: (NSRect)contentRect styleMask: (NSWindowStyleMask)styleMask;
+@end

native/Avalonia.Native/src/OSX/WindowProtocol.h

@@ -0,0 +1,26 @@
+//
+// Created by Dan Walmsley on 06/05/2022.
+// Copyright (c) 2022 Avalonia. All rights reserved.
+//
+
+#pragma once
+
+#import <AppKit/AppKit.h>
+
+@class AvnMenu;
+
+@protocol AvnWindowProtocol
+-(void) pollModalSession: (NSModalSession _Nonnull) session;
+-(bool) shouldTryToHandleEvents;
+-(void) setEnabled: (bool) enable;
+-(void) showAppMenuOnly;
+-(void) showWindowMenuWithAppMenu;
+-(void) applyMenu:(AvnMenu* _Nullable)menu;
+
+-(double) getExtendedTitleBarHeight;
+-(void) setIsExtended:(bool)value;
+-(void) disconnectParent;
+-(bool) isDialog;
+
+-(void) setCanBecomeKeyWindow:(bool)value;
+@end

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

@@ -73,12 +73,17 @@ ComPtr<IAvnApplicationEvents> _events;
     _isHandlingSendEvent = true;
     @try {
         [super sendEvent: event];
+        if ([event type] == NSEventTypeKeyUp && ([event modifierFlags] & NSEventModifierFlagCommand))
+        {
+            [[self keyWindow] sendEvent:event];
+        }
+        
     } @finally {
         _isHandlingSendEvent = oldHandling;
     }
 }
 
-// This is needed for certain embedded controls
+// This is needed for certain embedded controls DO NOT REMOVE..
 - (BOOL) isHandlingSendEvent
 {
     return _isHandlingSendEvent;
@@ -88,7 +93,6 @@ ComPtr<IAvnApplicationEvents> _events;
 {
     _isHandlingSendEvent = handlingSendEvent;
 }
-
 @end
 
 extern void InitializeAvnApp(IAvnApplicationEvents* events)

native/Avalonia.Native/src/OSX/automation.h

@@ -1,6 +1,6 @@
-#import <Cocoa/Cocoa.h>
-#include "window.h"
+#pragma once
 
+#import <Cocoa/Cocoa.h>
 NS_ASSUME_NONNULL_BEGIN
 
 class IAvnAutomationPeer;

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

@@ -1,7 +1,8 @@
 #include "common.h"
 #include "automation.h"
 #include "AvnString.h"
-#include "window.h"
+#include "INSWindowHolder.h"
+#include "AvnView.h"
 
 @interface AvnAccessibilityElement (Events)
 - (void) raiseChildrenChanged;

native/Avalonia.Native/src/OSX/common.h

@@ -27,7 +27,7 @@ extern IAvnMenuItem* CreateAppMenuItem();
 extern IAvnMenuItem* CreateAppMenuItemSeparator();
 extern IAvnApplicationCommands* CreateApplicationCommands();
 extern IAvnNativeControlHost* CreateNativeControlHost(NSView* parent);
-extern void SetAppMenu (NSString* appName, IAvnMenu* appMenu);
+extern void SetAppMenu(IAvnMenu *menu);
 extern void SetServicesMenu (IAvnMenu* menu);
 extern IAvnMenu* GetAppMenu ();
 extern NSMenuItem* GetAppMenuItem ();
@@ -38,7 +38,6 @@ extern NSPoint ToNSPoint (AvnPoint p);
 extern NSRect ToNSRect (AvnRect r);
 extern AvnPoint ToAvnPoint (NSPoint p);
 extern AvnPoint ConvertPointY (AvnPoint p);
-extern CGFloat PrimaryDisplayHeight();
 extern NSSize ToNSSize (AvnSize s);
 #ifdef DEBUG
 #define NSDebugLog(...) NSLog(__VA_ARGS__)

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/cursor.mm

@@ -1,6 +1,5 @@
 #include "common.h"
 #include "cursor.h"
-#include <map>
 
 class CursorFactory : public ComSingleObject<IAvnCursorFactory, &IID_IAvnCursorFactory>
 {

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

@@ -1,7 +1,6 @@
 //This file will contain actual IID structures
 #define COM_GUIDS_MATERIALIZE
 #include "common.h"
-#include "window.h"
 
 static NSString* s_appTitle = @"Avalonia";
 
@@ -343,7 +342,7 @@ public:
         
         @autoreleasepool
         {
-            ::SetAppMenu(s_appTitle, appMenu);
+            ::SetAppMenu(appMenu);
             return S_OK;
         }
     }
@@ -428,7 +427,3 @@ AvnPoint ConvertPointY (AvnPoint p)
     return p;
 }
 
-CGFloat PrimaryDisplayHeight()
-{
-  return NSMaxY([[[NSScreen screens] firstObject] frame]);
-}

native/Avalonia.Native/src/OSX/menu.h

@@ -31,7 +31,6 @@ private:
     NSMenuItem* _native; // here we hold a pointer to an AvnMenuItem
     IAvnActionCallback* _callback;
     IAvnPredicateCallback* _predicate;
-    bool _isSeparator;
     bool _isCheckable;
     
 public:

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

@@ -1,7 +1,6 @@
 
 #include "common.h"
 #include "menu.h"
-#include "window.h"
 #include "KeyTransform.h"
 #include <CoreFoundation/CoreFoundation.h>
 #include <Carbon/Carbon.h> /* For kVK_ constants, and TIS functions. */
@@ -74,8 +73,7 @@
 AvnAppMenuItem::AvnAppMenuItem(bool isSeparator)
 {
     _isCheckable = false;
-    _isSeparator = isSeparator;
-    
+
     if(isSeparator)
     {
         _native = [NSMenuItem separatorItem];
@@ -460,7 +458,7 @@ extern IAvnMenuItem* CreateAppMenuItemSeparator()
 static IAvnMenu* s_appMenu = nullptr;
 static NSMenuItem* s_appMenuItem = nullptr;
 
-extern void SetAppMenu (NSString* appName, IAvnMenu* menu)
+extern void SetAppMenu(IAvnMenu *menu)
 {
     s_appMenu = menu;
     

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

@@ -1,14 +1,10 @@
 #include "common.h"
 #include "rendertarget.h"
-#import <IOSurface/IOSurface.h>
 #import <IOSurface/IOSurfaceObjC.h>
 #import <QuartzCore/QuartzCore.h>
 
-#include <OpenGL/CGLIOSurface.h>
-#include <OpenGL/OpenGL.h>
 #include <OpenGL/glext.h>
 #include <OpenGL/gl3.h>
-#include <OpenGL/gl3ext.h>
 
 @interface IOSurfaceHolder : NSObject
 @end

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

@@ -1,77 +0,0 @@
-#ifndef window_h
-#define window_h
-
-class WindowBaseImpl;
-
-@interface AvnView : NSView<NSTextInputClient, NSDraggingDestination>
--(AvnView* _Nonnull) initWithParent: (WindowBaseImpl* _Nonnull) parent;
--(NSEvent* _Nonnull) lastMouseDownEvent;
--(AvnPoint) translateLocalPoint:(AvnPoint)pt;
--(void) setSwRenderedFrame: (AvnFramebuffer* _Nonnull) fb dispose: (IUnknown* _Nonnull) dispose;
--(void) onClosed;
--(AvnPixelSize) getPixelSize;
--(AvnPlatformResizeReason) getResizeReason;
--(void) setResizeReason:(AvnPlatformResizeReason)reason;
-+ (AvnPoint)toAvnPoint:(CGPoint)p;
-@end
-
-@interface AutoFitContentView : NSView
--(AutoFitContentView* _Nonnull) initWithContent: (NSView* _Nonnull) content;
--(void) ShowTitleBar: (bool) show;
--(void) SetTitleBarHeightHint: (double) height;
--(void) SetContent: (NSView* _Nonnull) content;
--(void) ShowBlur: (bool) show;
-@end
-
-@interface AvnWindow : NSWindow <NSWindowDelegate>
-+(void) closeAll;
--(AvnWindow* _Nonnull) initWithParent: (WindowBaseImpl* _Nonnull) parent;
--(void) setCanBecomeKeyAndMain;
--(void) pollModalSession: (NSModalSession _Nonnull) session;
--(void) restoreParentWindow;
--(bool) shouldTryToHandleEvents;
--(void) setEnabled: (bool) enable;
--(void) showAppMenuOnly;
--(void) showWindowMenuWithAppMenu;
--(void) applyMenu:(NSMenu* _Nullable)menu;
--(double) getScaling;
--(double) getExtendedTitleBarHeight;
--(void) setIsExtended:(bool)value;
--(bool) isDialog;
-@end
-
-struct INSWindowHolder
-{
-    virtual AvnWindow* _Nonnull GetNSWindow () = 0;
-    virtual AvnView* _Nonnull GetNSView () = 0;
-};
-
-struct IWindowStateChanged
-{
-    virtual void WindowStateChanged () = 0;
-    virtual void StartStateTransition () = 0;
-    virtual void EndStateTransition () = 0;
-    virtual SystemDecorations Decorations () = 0;
-    virtual AvnWindowState WindowState () = 0;
-};
-
-class ResizeScope
-{
-public:
-    ResizeScope(AvnView* _Nonnull view, AvnPlatformResizeReason reason)
-    {
-        _view = view;
-        _restore = [view getResizeReason];
-        [view setResizeReason:reason];
-    }
-    
-    ~ResizeScope()
-    {
-        [_view setResizeReason:_restore];
-    }
-private:
-    AvnView* _Nonnull _view;
-    AvnPlatformResizeReason _restore;
-};
-
-#endif /* window_h */

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

@@ -1,2582 +0,0 @@
-#include "common.h"
-#include "window.h"
-#include "KeyTransform.h"
-#include "cursor.h"
-#include "menu.h"
-#include <OpenGL/gl.h>
-#include "rendertarget.h"
-#include "AvnString.h"
-#include "automation.h"
-
-class WindowBaseImpl : public virtual ComObject,
-    public virtual IAvnWindowBase,
-    public INSWindowHolder
-{
-private:
-    NSCursor* cursor;
-
-public:
-    FORWARD_IUNKNOWN()
-    BEGIN_INTERFACE_MAP()
-    INTERFACE_MAP_ENTRY(IAvnWindowBase, IID_IAvnWindowBase)
-    END_INTERFACE_MAP()
-
-    virtual ~WindowBaseImpl()
-    {
-        View = NULL;
-        Window = NULL;
-    }
-    AutoFitContentView* StandardContainer;
-    AvnView* View;
-    AvnWindow* Window;
-    ComPtr<IAvnWindowBaseEvents> BaseEvents;
-    ComPtr<IAvnGlContext> _glContext;
-    NSObject<IRenderTarget>* renderTarget;
-    AvnPoint lastPositionSet;
-    NSString* _lastTitle;
-    IAvnMenu* _mainMenu;
-    
-    bool _shown;
-    bool _inResize;
-    
-    WindowBaseImpl(IAvnWindowBaseEvents* events, IAvnGlContext* gl)
-    {
-        _shown = false;
-        _inResize = false;
-        _mainMenu = nullptr;
-        BaseEvents = events;
-        _glContext = gl;
-        renderTarget = [[IOSurfaceRenderTarget alloc] initWithOpenGlContext: gl];
-        View = [[AvnView alloc] initWithParent:this];
-        StandardContainer = [[AutoFitContentView new] initWithContent:View];
-
-        Window = [[AvnWindow alloc] initWithParent:this];
-        [Window setContentView: StandardContainer];
-        
-        lastPositionSet.X = 100;
-        lastPositionSet.Y = 100;
-        _lastTitle = @"";
-        
-        [Window setStyleMask:NSWindowStyleMaskBorderless];
-        [Window setBackingType:NSBackingStoreBuffered];
-        
-        [Window setOpaque:false];
-    }
-    
-    virtual HRESULT ObtainNSWindowHandle(void** ret) override
-    {
-        START_COM_CALL;
-        
-        if (ret == nullptr)
-        {
-            return E_POINTER;
-        }
-        
-        *ret =  (__bridge void*)Window;
-        
-        return S_OK;
-    }
-    
-    virtual HRESULT ObtainNSWindowHandleRetained(void** ret) override
-    {
-        START_COM_CALL;
-        
-        if (ret == nullptr)
-        {
-            return E_POINTER;
-        }
-        
-        *ret =  (__bridge_retained void*)Window;
-        
-        return S_OK;
-    }
-    
-    virtual HRESULT ObtainNSViewHandle(void** ret) override
-    {
-        START_COM_CALL;
-        
-        if (ret == nullptr)
-        {
-            return E_POINTER;
-        }
-        
-        *ret =  (__bridge void*)View;
-        
-        return S_OK;
-    }
-    
-    virtual HRESULT ObtainNSViewHandleRetained(void** ret) override
-    {
-        START_COM_CALL;
-        
-        if (ret == nullptr)
-        {
-            return E_POINTER;
-        }
-        
-        *ret =  (__bridge_retained void*)View;
-        
-        return S_OK;
-    }
-    
-    virtual AvnWindow* GetNSWindow() override
-    {
-        return Window;
-    }
-
-    virtual AvnView* GetNSView() override
-    {
-        return View;
-    }
-
-    virtual HRESULT Show(bool activate, bool isDialog) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            SetPosition(lastPositionSet);
-            UpdateStyle();
-            
-            [Window setTitle:_lastTitle];
-            
-            if(ShouldTakeFocusOnShow() && activate)
-            {
-                [Window orderFront: Window];
-                [Window makeKeyAndOrderFront:Window];
-                [Window makeFirstResponder:View];
-                [NSApp activateIgnoringOtherApps:YES];
-            }
-            else
-            {
-                [Window orderFront: Window];
-            }
-            
-            _shown = true;
-            
-            return S_OK;
-        }
-    }
-    
-    virtual bool ShouldTakeFocusOnShow()
-    {
-        return true;
-    }
-    
-    virtual HRESULT Hide () override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(Window != nullptr)
-            {
-                [Window orderOut:Window];
-                [Window restoreParentWindow];
-            }
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT Activate () override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(Window != nullptr)
-            {
-                [Window makeKeyAndOrderFront:nil];
-                [NSApp activateIgnoringOtherApps:YES];
-            }
-        }
-        
-        return S_OK;
-    }
-    
-    virtual HRESULT SetTopMost (bool value) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            [Window setLevel: value ? NSFloatingWindowLevel : NSNormalWindowLevel];
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT Close() override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if (Window != nullptr)
-            {
-                auto window = Window;
-                Window = nullptr;
-                
-                try{
-                    // Seems to throw sometimes on application exit.
-                    [window close];
-                }
-                catch(NSException*){}
-            }
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT GetClientSize(AvnSize* ret) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(ret == nullptr)
-                return E_POINTER;
-            
-            auto frame = [View frame];
-            ret->Width = frame.size.width;
-            ret->Height = frame.size.height;
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT GetFrameSize(AvnSize* ret) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(ret == nullptr)
-                return E_POINTER;
-            
-            auto frame = [Window frame];
-            ret->Width = frame.size.width;
-            ret->Height = frame.size.height;
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT GetScaling (double* ret) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(ret == nullptr)
-                return E_POINTER;
-            
-            if(Window == nullptr)
-            {
-                *ret = 1;
-                return S_OK;
-            }
-            
-            *ret = [Window backingScaleFactor];
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetMinMaxSize (AvnSize minSize, AvnSize maxSize) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            [Window setMinSize: ToNSSize(minSize)];
-            [Window setMaxSize: ToNSSize(maxSize)];
-        
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT Resize(double x, double y, AvnPlatformResizeReason reason) override
-    {
-        if(_inResize)
-        {
-            return S_OK;
-        }
-        
-        _inResize = true;
-        
-        START_COM_CALL;
-        auto resizeBlock = ResizeScope(View, reason);
-        
-        @autoreleasepool
-        {
-            auto maxSize = [Window maxSize];
-            auto minSize = [Window minSize];
-            
-            if (x < minSize.width)
-            {
-                x = minSize.width;
-            }
-            
-            if (y < minSize.height)
-            {
-                y = minSize.height;
-            }
-            
-            if (x > maxSize.width)
-            {
-                x = maxSize.width;
-            }
-            
-            if (y > maxSize.height)
-            {
-                y = maxSize.height;
-            }
-            
-            @try
-            {
-                if(!_shown)
-                {
-                    BaseEvents->Resized(AvnSize{x,y}, reason);
-                }
-                
-                [Window setContentSize:NSSize{x,y}];
-                [Window invalidateShadow];
-            }
-            @finally
-            {
-                _inResize = false;
-            }
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT Invalidate (AvnRect rect) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            [View setNeedsDisplayInRect:[View frame]];
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetMainMenu(IAvnMenu* menu) override
-    {
-        START_COM_CALL;
-        
-        _mainMenu = menu;
-        
-        auto nativeMenu = dynamic_cast<AvnAppMenu*>(menu);
-        
-        auto nsmenu = nativeMenu->GetNative();
-        
-        [Window applyMenu:nsmenu];
-        
-        if ([Window isKeyWindow])
-        {
-            [Window showWindowMenuWithAppMenu];
-        }
-        
-        return S_OK;
-    }
-    
-    virtual HRESULT BeginMoveDrag () override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            auto lastEvent = [View lastMouseDownEvent];
-            
-            if(lastEvent == nullptr)
-            {
-                return S_OK;
-            }
-            
-            [Window performWindowDragWithEvent:lastEvent];
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT BeginResizeDrag (AvnWindowEdge edge) override
-    {
-        START_COM_CALL;
-        
-        return S_OK;
-    }
-    
-    virtual HRESULT GetPosition (AvnPoint* ret) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(ret == nullptr)
-            {
-                return E_POINTER;
-            }
-            
-            auto frame = [Window frame];
-            
-            ret->X = frame.origin.x;
-            ret->Y = frame.origin.y + frame.size.height;
-            
-            *ret = ConvertPointY(*ret);
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetPosition (AvnPoint point) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            lastPositionSet = point;
-            [Window setFrameTopLeftPoint:ToNSPoint(ConvertPointY(point))];
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT PointToClient (AvnPoint point, AvnPoint* ret) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(ret == nullptr)
-            {
-                return E_POINTER;
-            }
-            
-            point = ConvertPointY(point);
-            auto viewPoint = [Window convertScreenToBase:ToNSPoint(point)];
-            
-            *ret = [View translateLocalPoint:ToAvnPoint(viewPoint)];
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT PointToScreen (AvnPoint point, AvnPoint* ret) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(ret == nullptr)
-            {
-                return E_POINTER;
-            }
-            
-            auto cocoaViewPoint =  ToNSPoint([View translateLocalPoint:point]);
-            auto cocoaScreenPoint = [Window convertBaseToScreen:cocoaViewPoint];
-            *ret = ConvertPointY(ToAvnPoint(cocoaScreenPoint));
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT ThreadSafeSetSwRenderedFrame(AvnFramebuffer* fb, IUnknown* dispose) override
-    {
-        START_COM_CALL;
-        
-        [View setSwRenderedFrame: fb dispose: dispose];
-        return S_OK;
-    }
-    
-    virtual HRESULT SetCursor(IAvnCursor* cursor) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            Cursor* avnCursor = dynamic_cast<Cursor*>(cursor);
-            this->cursor = avnCursor->GetNative();
-            UpdateCursor();
-            
-            if(avnCursor->IsHidden())
-            {
-                [NSCursor hide];
-            }
-            else
-            {
-                [NSCursor unhide];
-            }
-            
-            return S_OK;
-        }
-    }
-
-    virtual void UpdateCursor()
-    {
-        if (cursor != nil)
-        {
-            [cursor set];
-        }
-    }
-    
-    virtual HRESULT CreateGlRenderTarget(IAvnGlSurfaceRenderTarget** ppv) override
-    {
-        START_COM_CALL;
-        
-        if(View == NULL)
-            return E_FAIL;
-        *ppv = [renderTarget createSurfaceRenderTarget];
-        return *ppv == nil ? E_FAIL : S_OK;
-    }
-    
-    virtual HRESULT CreateNativeControlHost(IAvnNativeControlHost** retOut) override
-    {
-        START_COM_CALL;
-        
-        if(View == NULL)
-            return E_FAIL;
-        *retOut = ::CreateNativeControlHost(View);
-        return S_OK;
-    }
-    
-    virtual HRESULT SetBlurEnabled (bool enable) override
-    {
-        START_COM_CALL;
-        
-        [StandardContainer ShowBlur:enable];
-        
-        return S_OK;
-    }
-    
-    virtual HRESULT BeginDragAndDropOperation(AvnDragDropEffects effects, AvnPoint point,
-                                              IAvnClipboard* clipboard, IAvnDndResultCallback* cb,
-                                              void* sourceHandle) override
-    {
-        START_COM_CALL;
-        
-        auto item = TryGetPasteboardItem(clipboard);
-        [item setString:@"" forType:GetAvnCustomDataType()];
-        if(item == nil)
-            return E_INVALIDARG;
-        if(View == NULL)
-            return E_FAIL;
-        
-        auto nsevent = [NSApp currentEvent];
-        auto nseventType = [nsevent type];
-        
-        // If current event isn't a mouse one (probably due to malfunctioning user app)
-        // attempt to forge a new one
-        if(!((nseventType >= NSEventTypeLeftMouseDown && nseventType <= NSEventTypeMouseExited)
-           || (nseventType >= NSEventTypeOtherMouseDown && nseventType <= NSEventTypeOtherMouseDragged)))
-        {
-            auto nspoint = [Window convertBaseToScreen: ToNSPoint(point)];
-            CGPoint cgpoint = NSPointToCGPoint(nspoint);
-            auto cgevent = CGEventCreateMouseEvent(NULL, kCGEventLeftMouseDown, cgpoint, kCGMouseButtonLeft);
-            nsevent = [NSEvent eventWithCGEvent: cgevent];
-            CFRelease(cgevent);
-        }
-        
-        auto dragItem = [[NSDraggingItem alloc] initWithPasteboardWriter: item];
-        
-        auto dragItemImage = [NSImage imageNamed:NSImageNameMultipleDocuments];
-        NSRect dragItemRect = {(float)point.X, (float)point.Y, [dragItemImage size].width, [dragItemImage size].height};
-        [dragItem setDraggingFrame: dragItemRect contents: dragItemImage];
-        
-        int op = 0; int ieffects = (int)effects;
-        if((ieffects & (int)AvnDragDropEffects::Copy) != 0)
-            op |= NSDragOperationCopy;
-        if((ieffects & (int)AvnDragDropEffects::Link) != 0)
-            op |= NSDragOperationLink;
-        if((ieffects & (int)AvnDragDropEffects::Move) != 0)
-            op |= NSDragOperationMove;
-        [View beginDraggingSessionWithItems: @[dragItem] event: nsevent
-                                     source: CreateDraggingSource((NSDragOperation) op, cb, sourceHandle)];
-        return S_OK;
-    }
-
-    virtual bool IsDialog()
-    {
-        return false;
-    }
-    
-protected:
-    virtual NSWindowStyleMask GetStyle()
-    {
-        return NSWindowStyleMaskBorderless;
-    }
-    
-    void UpdateStyle()
-    {
-        [Window setStyleMask: GetStyle()];
-    }
-    
-public:
-    virtual void OnResized ()
-    {
-        
-    }
-};
-
-class WindowImpl : public virtual WindowBaseImpl, public virtual IAvnWindow, public IWindowStateChanged
-{
-private:
-    bool _canResize;
-    bool _fullScreenActive;
-    SystemDecorations _decorations;
-    AvnWindowState _lastWindowState;
-    AvnWindowState _actualWindowState;
-    bool _inSetWindowState;
-    NSRect _preZoomSize;
-    bool _transitioningWindowState;
-    bool _isClientAreaExtended;
-    bool _isDialog;
-    AvnExtendClientAreaChromeHints _extendClientHints;
-    
-    FORWARD_IUNKNOWN()
-    BEGIN_INTERFACE_MAP()
-    INHERIT_INTERFACE_MAP(WindowBaseImpl)
-    INTERFACE_MAP_ENTRY(IAvnWindow, IID_IAvnWindow)
-    END_INTERFACE_MAP()
-    virtual ~WindowImpl()
-    {
-    }
-    
-    ComPtr<IAvnWindowEvents> WindowEvents;
-    WindowImpl(IAvnWindowEvents* events, IAvnGlContext* gl) : WindowBaseImpl(events, gl)
-    {
-        _isClientAreaExtended = false;
-        _extendClientHints = AvnDefaultChrome;
-        _fullScreenActive = false;
-        _canResize = true;
-        _decorations = SystemDecorationsFull;
-        _transitioningWindowState = false;
-        _inSetWindowState = false;
-        _lastWindowState = Normal;
-        _actualWindowState = Normal;
-        WindowEvents = events;
-        [Window setCanBecomeKeyAndMain];
-        [Window disableCursorRects];
-        [Window setTabbingMode:NSWindowTabbingModeDisallowed];
-        [Window setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
-    }
-    
-    void HideOrShowTrafficLights ()
-    {
-        if (Window == nil)
-        {
-            return;
-        }
-        
-        for (id subview in Window.contentView.superview.subviews) {
-            if ([subview isKindOfClass:NSClassFromString(@"NSTitlebarContainerView")]) {
-                NSView *titlebarView = [subview subviews][0];
-                for (id button in titlebarView.subviews) {
-                    if ([button isKindOfClass:[NSButton class]])
-                    {
-                        if(_isClientAreaExtended)
-                        {
-                            auto wantsChrome = (_extendClientHints & AvnSystemChrome) || (_extendClientHints & AvnPreferSystemChrome);
-                            
-                            [button setHidden: !wantsChrome];
-                        }
-                        else
-                        {
-                            [button setHidden: (_decorations != SystemDecorationsFull)];
-                        }
-                        
-                        [button setWantsLayer:true];
-                    }
-                }
-            }
-        }
-    }
-    
-    virtual HRESULT Show (bool activate, bool isDialog) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            _isDialog = isDialog;
-            WindowBaseImpl::Show(activate, isDialog);
-            
-            HideOrShowTrafficLights();
-            
-            return SetWindowState(_lastWindowState);
-        }
-    }
-    
-    virtual HRESULT SetEnabled (bool enable) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            [Window setEnabled:enable];
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetParent (IAvnWindow* parent) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(parent == nullptr)
-                return E_POINTER;
-
-            auto cparent = dynamic_cast<WindowImpl*>(parent);
-            if(cparent == nullptr)
-                return E_INVALIDARG;
-            
-            // If one tries to show a child window with a minimized parent window, then the parent window will be
-            // restored but macOS isn't kind enough to *tell* us that, so the window will be left in a non-interactive
-            // state. Detect this and explicitly restore the parent window ourselves to avoid this situation.
-            if (cparent->WindowState() == Minimized)
-                cparent->SetWindowState(Normal);
-            
-            [Window setCollectionBehavior:NSWindowCollectionBehaviorFullScreenAuxiliary];
-            [cparent->Window addChildWindow:Window ordered:NSWindowAbove];
-            
-            UpdateStyle();
-            
-            return S_OK;
-        }
-    }
-    
-    void StartStateTransition () override
-    {
-        _transitioningWindowState = true;
-    }
-    
-    void EndStateTransition () override
-    {
-        _transitioningWindowState = false;
-    }
-    
-    SystemDecorations Decorations () override
-    {
-        return _decorations;
-    }
-    
-    AvnWindowState WindowState () override
-    {
-        return _lastWindowState;
-    }
-    
-    void WindowStateChanged () override
-    {
-        if(_shown && !_inSetWindowState && !_transitioningWindowState)
-        {
-            AvnWindowState state;
-            GetWindowState(&state);
-            
-            if(_lastWindowState != state)
-            {
-                if(_isClientAreaExtended)
-                {
-                    if(_lastWindowState == FullScreen)
-                    {
-                        // we exited fs.
-                       if(_extendClientHints & AvnOSXThickTitleBar)
-                       {
-                          Window.toolbar = [NSToolbar new];
-                          Window.toolbar.showsBaselineSeparator = false;
-                       }
-
-                       [Window setTitlebarAppearsTransparent:true];
-
-                       [StandardContainer setFrameSize: StandardContainer.frame.size];
-                    }
-                    else if(state == FullScreen)
-                    {
-                        // we entered fs.
-                        if(_extendClientHints & AvnOSXThickTitleBar)
-                        {
-                            Window.toolbar = nullptr;
-                        }
-                       
-                        [Window setTitlebarAppearsTransparent:false];
-                        
-                        [StandardContainer setFrameSize: StandardContainer.frame.size];
-                    }
-                }
-                
-                _lastWindowState = state;
-                _actualWindowState = state;
-                WindowEvents->WindowStateChanged(state);
-            }
-        }
-    }
-    
-    bool UndecoratedIsMaximized ()
-    {
-        auto windowSize = [Window frame];
-        auto available = [Window screen].visibleFrame;
-        return CGRectEqualToRect(windowSize, available);
-    }
-    
-    bool IsZoomed ()
-    {
-        return _decorations == SystemDecorationsFull ? [Window isZoomed] : UndecoratedIsMaximized();
-    }
-    
-    void DoZoom()
-    {
-        switch (_decorations)
-        {
-            case SystemDecorationsNone:
-            case SystemDecorationsBorderOnly:
-                [Window setFrame:[Window screen].visibleFrame display:true];
-                break;
-
-            
-            case SystemDecorationsFull:
-                [Window performZoom:Window];
-                break;
-        }
-    }
-    
-    virtual HRESULT SetCanResize(bool value) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            _canResize = value;
-            UpdateStyle();
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetDecorations(SystemDecorations value) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            auto currentWindowState = _lastWindowState;
-            _decorations = value;
-            
-            if(_fullScreenActive)
-            {
-                return S_OK;
-            }
-            
-            UpdateStyle();
-            
-            HideOrShowTrafficLights();
-
-            switch (_decorations)
-            {
-                case SystemDecorationsNone:
-                    [Window setHasShadow:NO];
-                    [Window setTitleVisibility:NSWindowTitleHidden];
-                    [Window setTitlebarAppearsTransparent:YES];
-                    
-                    if(currentWindowState == Maximized)
-                    {
-                        if(!UndecoratedIsMaximized())
-                        {
-                            DoZoom();
-                        }
-                    }
-                    break;
-
-                case SystemDecorationsBorderOnly:
-                    [Window setHasShadow:YES];
-                    [Window setTitleVisibility:NSWindowTitleHidden];
-                    [Window setTitlebarAppearsTransparent:YES];
-                    
-                    if(currentWindowState == Maximized)
-                    {
-                        if(!UndecoratedIsMaximized())
-                        {
-                            DoZoom();
-                        }
-                    }
-                    break;
-
-                case SystemDecorationsFull:
-                    [Window setHasShadow:YES];
-                    [Window setTitleVisibility:NSWindowTitleVisible];
-                    [Window setTitlebarAppearsTransparent:NO];
-                    [Window setTitle:_lastTitle];
-                    
-                    if(currentWindowState == Maximized)
-                    {
-                        auto newFrame = [Window contentRectForFrameRect:[Window frame]].size;
-                        
-                        [View setFrameSize:newFrame];
-                    }
-                    break;
-            }
-
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetTitle (char* utf8title) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            _lastTitle = [NSString stringWithUTF8String:(const char*)utf8title];
-            [Window setTitle:_lastTitle];
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetTitleBarColor(AvnColor color) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            float a = (float)color.Alpha / 255.0f;
-            float r = (float)color.Red / 255.0f;
-            float g = (float)color.Green / 255.0f;
-            float b = (float)color.Blue / 255.0f;
-            
-            auto nscolor = [NSColor colorWithSRGBRed:r green:g blue:b alpha:a];
-            
-            // Based on the titlebar color we have to choose either light or dark
-            // OSX doesnt let you set a foreground color for titlebar.
-            if ((r*0.299 + g*0.587 + b*0.114) > 186.0f / 255.0f)
-            {
-                [Window setAppearance:[NSAppearance appearanceNamed:NSAppearanceNameVibrantLight]];
-            }
-            else
-            {
-                [Window setAppearance:[NSAppearance appearanceNamed:NSAppearanceNameVibrantDark]];
-            }
-            
-            [Window setTitlebarAppearsTransparent:true];
-            [Window setBackgroundColor:nscolor];
-        }
-        
-        return S_OK;
-    }
-    
-    virtual HRESULT GetWindowState (AvnWindowState*ret) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(ret == nullptr)
-            {
-                return E_POINTER;
-            }
-            
-            if(([Window styleMask] & NSWindowStyleMaskFullScreen) == NSWindowStyleMaskFullScreen)
-            {
-                *ret = FullScreen;
-                return S_OK;
-            }
-            
-            if([Window isMiniaturized])
-            {
-                *ret = Minimized;
-                return S_OK;
-            }
-            
-            if(IsZoomed())
-            {
-                *ret = Maximized;
-                return S_OK;
-            }
-            
-            *ret = Normal;
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT TakeFocusFromChildren () override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(Window == nil)
-                return S_OK;
-            if([Window isKeyWindow])
-                [Window makeFirstResponder: View];
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetExtendClientArea (bool enable) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            _isClientAreaExtended = enable;
-            
-            if(enable)
-            {
-                Window.titleVisibility = NSWindowTitleHidden;
-                
-                [Window setTitlebarAppearsTransparent:true];
-                
-                auto wantsTitleBar = (_extendClientHints & AvnSystemChrome) || (_extendClientHints & AvnPreferSystemChrome);
-                
-                if (wantsTitleBar)
-                {
-                    [StandardContainer ShowTitleBar:true];
-                }
-                else
-                {
-                    [StandardContainer ShowTitleBar:false];
-                }
-                
-                if(_extendClientHints & AvnOSXThickTitleBar)
-                {
-                    Window.toolbar = [NSToolbar new];
-                    Window.toolbar.showsBaselineSeparator = false;
-                }
-                else
-                {
-                    Window.toolbar = nullptr;
-                }
-            }
-            else
-            {
-                Window.titleVisibility = NSWindowTitleVisible;
-                Window.toolbar = nullptr;
-                [Window setTitlebarAppearsTransparent:false];
-                View.layer.zPosition = 0;
-            }
-            
-            [Window setIsExtended:enable];
-            
-            HideOrShowTrafficLights();
-            
-            UpdateStyle();
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetExtendClientAreaHints (AvnExtendClientAreaChromeHints hints) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            _extendClientHints = hints;
-            
-            SetExtendClientArea(_isClientAreaExtended);
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT GetExtendTitleBarHeight (double*ret) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(ret == nullptr)
-            {
-                return E_POINTER;
-            }
-            
-            *ret = [Window getExtendedTitleBarHeight];
-            
-            return S_OK;
-        }
-    }
-    
-    virtual HRESULT SetExtendTitleBarHeight (double value) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            [StandardContainer SetTitleBarHeightHint:value];
-            return S_OK;
-        }
-    }
-    
-    void EnterFullScreenMode ()
-    {
-        _fullScreenActive = true;
-        
-        [Window setTitle:_lastTitle];
-        [Window toggleFullScreen:nullptr];
-    }
-    
-    void ExitFullScreenMode ()
-    {
-        [Window toggleFullScreen:nullptr];
-        
-        _fullScreenActive = false;
-        
-        SetDecorations(_decorations);
-    }
-    
-    virtual HRESULT SetWindowState (AvnWindowState state) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if(Window == nullptr)
-            {
-                return  S_OK;
-            }
-            
-            if(_actualWindowState == state)
-            {
-                return S_OK;
-            }
-            
-            _inSetWindowState = true;
-            
-            auto currentState = _actualWindowState;
-            _lastWindowState = state;
-            
-            if(currentState == Normal)
-            {
-                _preZoomSize = [Window frame];
-            }
-            
-            if(_shown)
-            {
-                switch (state) {
-                    case Maximized:
-                        if(currentState == FullScreen)
-                        {
-                            ExitFullScreenMode();
-                        }
-                        
-                        lastPositionSet.X = 0;
-                        lastPositionSet.Y = 0;
-                        
-                        if([Window isMiniaturized])
-                        {
-                            [Window deminiaturize:Window];
-                        }
-                        
-                        if(!IsZoomed())
-                        {
-                            DoZoom();
-                        }
-                        break;
-                        
-                    case Minimized:
-                        if(currentState == FullScreen)
-                        {
-                            ExitFullScreenMode();
-                        }
-                        else
-                        {
-                            [Window miniaturize:Window];
-                        }
-                        break;
-                        
-                    case FullScreen:
-                        if([Window isMiniaturized])
-                        {
-                            [Window deminiaturize:Window];
-                        }
-                        
-                        EnterFullScreenMode();
-                        break;
-                        
-                    case Normal:
-                        if([Window isMiniaturized])
-                        {
-                            [Window deminiaturize:Window];
-                        }
-                        
-                        if(currentState == FullScreen)
-                        {
-                            ExitFullScreenMode();
-                        }
-                        
-                        if(IsZoomed())
-                        {
-                            if(_decorations == SystemDecorationsFull)
-                            {
-                                DoZoom();
-                            }
-                            else
-                            {
-                                [Window setFrame:_preZoomSize display:true];
-                                auto newFrame = [Window contentRectForFrameRect:[Window frame]].size;
-                                
-                                [View setFrameSize:newFrame];
-                            }
-                            
-                        }
-                        break;
-                }
-                
-                _actualWindowState = _lastWindowState;
-                WindowEvents->WindowStateChanged(_actualWindowState);
-            }
-            
-            
-            _inSetWindowState = false;
-            
-            return S_OK;
-        }
-    }
-
-    virtual void OnResized () override
-    {
-        if(_shown && !_inSetWindowState && !_transitioningWindowState)
-        {
-            WindowStateChanged();
-        }
-    }
-    
-    virtual bool IsDialog() override
-    {
-        return _isDialog;
-    }
-    
-protected:
-    virtual NSWindowStyleMask GetStyle() override
-    {
-        unsigned long s = NSWindowStyleMaskBorderless;
-
-        switch (_decorations)
-        {
-            case SystemDecorationsNone:
-                s = s | NSWindowStyleMaskFullSizeContentView;
-                break;
-
-            case SystemDecorationsBorderOnly:
-                s = s | NSWindowStyleMaskTitled | NSWindowStyleMaskFullSizeContentView;
-                break;
-
-            case SystemDecorationsFull:
-                s = s | NSWindowStyleMaskTitled | NSWindowStyleMaskClosable | NSWindowStyleMaskBorderless;
-                
-                if(_canResize)
-                {
-                    s = s | NSWindowStyleMaskResizable;
-                }
-                break;
-        }
-
-        if([Window parentWindow] == nullptr)
-        {
-            s |= NSWindowStyleMaskMiniaturizable;
-        }
-        
-        if(_isClientAreaExtended)
-        {
-            s |= NSWindowStyleMaskFullSizeContentView | NSWindowStyleMaskTexturedBackground;
-        }
-        return s;
-    }
-};
-
-NSArray* AllLoopModes = [NSArray arrayWithObjects: NSDefaultRunLoopMode, NSEventTrackingRunLoopMode, NSModalPanelRunLoopMode, NSRunLoopCommonModes, NSConnectionReplyMode, nil];
-
-@implementation AutoFitContentView
-{
-    NSVisualEffectView* _titleBarMaterial;
-    NSBox* _titleBarUnderline;
-    NSView* _content;
-    NSVisualEffectView* _blurBehind;
-    double _titleBarHeightHint;
-    bool _settingSize;
-}
-
--(AutoFitContentView* _Nonnull) initWithContent:(NSView *)content
-{
-    _titleBarHeightHint = -1;
-    _content = content;
-    _settingSize = false;
-
-    [self setAutoresizesSubviews:true];
-    [self setWantsLayer:true];
-    
-    _titleBarMaterial = [NSVisualEffectView new];
-    [_titleBarMaterial setBlendingMode:NSVisualEffectBlendingModeWithinWindow];
-    [_titleBarMaterial setMaterial:NSVisualEffectMaterialTitlebar];
-    [_titleBarMaterial setWantsLayer:true];
-    _titleBarMaterial.hidden = true;
-    
-    _titleBarUnderline = [NSBox new];
-    _titleBarUnderline.boxType = NSBoxSeparator;
-    _titleBarUnderline.fillColor = [NSColor underPageBackgroundColor];
-    _titleBarUnderline.hidden = true;
-    
-    [self addSubview:_titleBarMaterial];
-    [self addSubview:_titleBarUnderline];
-    
-    _blurBehind = [NSVisualEffectView new];
-    [_blurBehind setBlendingMode:NSVisualEffectBlendingModeBehindWindow];
-    [_blurBehind setMaterial:NSVisualEffectMaterialLight];
-    [_blurBehind setWantsLayer:true];
-    _blurBehind.hidden = true;
-    
-    [_blurBehind setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
-    [_content setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
-    
-    [self addSubview:_blurBehind];
-    [self addSubview:_content];
-    
-    [self setWantsLayer:true];
-    return self;
-}
-
--(void) ShowBlur:(bool)show
-{
-    _blurBehind.hidden = !show;
-}
-
--(void) ShowTitleBar: (bool) show
-{
-    _titleBarMaterial.hidden = !show;
-    _titleBarUnderline.hidden = !show;
-}
-
--(void) SetTitleBarHeightHint: (double) height
-{
-    _titleBarHeightHint = height;
-    
-    [self setFrameSize:self.frame.size];
-}
-
--(void)setFrameSize:(NSSize)newSize
-{
-    if(_settingSize)
-    {
-        return;
-    }
-    
-    _settingSize = true;
-    [super setFrameSize:newSize];
-    
-    auto window = objc_cast<AvnWindow>([self window]);
-    
-    // TODO get actual titlebar size
-    
-    double height = _titleBarHeightHint == -1 ? [window getExtendedTitleBarHeight] : _titleBarHeightHint;
-    
-    NSRect tbar;
-    tbar.origin.x = 0;
-    tbar.origin.y = newSize.height - height;
-    tbar.size.width = newSize.width;
-    tbar.size.height = height;
-    
-    [_titleBarMaterial setFrame:tbar];
-    tbar.size.height = height < 1 ? 0 : 1;
-    [_titleBarUnderline setFrame:tbar];
-
-    _settingSize = false;
-}
-
--(void) SetContent: (NSView* _Nonnull) content
-{
-    if(content != nullptr)
-    {
-        [content removeFromSuperview];
-        [self addSubview:content];
-        _content = content;
-    }
-}
-@end
-
-@implementation AvnView
-{
-    ComPtr<WindowBaseImpl> _parent;
-    ComPtr<IUnknown> _swRenderedFrame;
-    AvnFramebuffer _swRenderedFrameBuffer;
-    bool _queuedDisplayFromThread;
-    NSTrackingArea* _area;
-    bool _isLeftPressed, _isMiddlePressed, _isRightPressed, _isXButton1Pressed, _isXButton2Pressed, _isMouseOver;
-    AvnInputModifiers _modifierState;
-    NSEvent* _lastMouseDownEvent;
-    bool _lastKeyHandled;
-    AvnPixelSize _lastPixelSize;
-    NSObject<IRenderTarget>* _renderTarget;
-    AvnPlatformResizeReason _resizeReason;
-    AvnAccessibilityElement* _accessibilityChild;
-}
-
-- (void)onClosed
-{
-    @synchronized (self)
-    {
-        _parent = nullptr;
-    }
-}
-
--(AvnPixelSize) getPixelSize
-{
-    return _lastPixelSize;
-}
-
-- (NSEvent*) lastMouseDownEvent
-{
-    return _lastMouseDownEvent;
-}
-
-- (void) updateRenderTarget
-{
-    [_renderTarget resize:_lastPixelSize withScale: [[self window] backingScaleFactor]];
-    [self setNeedsDisplayInRect:[self frame]];
-}
-
--(AvnView*)  initWithParent: (WindowBaseImpl*) parent
-{
-    self = [super init];
-    _renderTarget = parent->renderTarget;
-    [self setWantsLayer:YES];
-    [self setLayerContentsRedrawPolicy: NSViewLayerContentsRedrawDuringViewResize];
-    
-    _parent = parent;
-    _area = nullptr;
-    _lastPixelSize.Height = 100;
-    _lastPixelSize.Width = 100;
-    [self registerForDraggedTypes: @[@"public.data", GetAvnCustomDataType()]];
-    
-    _modifierState = AvnInputModifiersNone;
-    return self;
-}
-
-- (BOOL)isFlipped
-{
-    return YES;
-}
-
-- (BOOL)wantsUpdateLayer
-{
-    return YES;
-}
-
-- (void)setLayer:(CALayer *)layer
-{
-    [_renderTarget setNewLayer: layer];
-    [super setLayer: layer];
-}
-
-- (BOOL)isOpaque
-{
-    return YES;
-}
-
-- (BOOL)acceptsFirstResponder
-{
-    return true;
-}
-
-- (BOOL)acceptsFirstMouse:(NSEvent *)event
-{
-    return true;
-}
-
-- (BOOL)canBecomeKeyView
-{
-    return true;
-}
-
--(void)setFrameSize:(NSSize)newSize
-{
-    [super setFrameSize:newSize];
-    
-    if(_area != nullptr)
-    {
-        [self removeTrackingArea:_area];
-        _area = nullptr;
-    }
-
-    if (_parent == nullptr)
-    {
-        return;
-    }
-
-    NSRect rect = NSZeroRect;
-    rect.size = newSize;
-    
-    NSTrackingAreaOptions options = NSTrackingActiveAlways | NSTrackingMouseMoved | NSTrackingMouseEnteredAndExited | NSTrackingEnabledDuringMouseDrag;
-    _area = [[NSTrackingArea alloc] initWithRect:rect options:options owner:self userInfo:nullptr];
-    [self addTrackingArea:_area];
-    
-    _parent->UpdateCursor();
-    
-    auto fsize = [self convertSizeToBacking: [self frame].size];
-    
-    if(_lastPixelSize.Width != (int)fsize.width || _lastPixelSize.Height != (int)fsize.height)
-    {
-        _lastPixelSize.Width = (int)fsize.width;
-        _lastPixelSize.Height = (int)fsize.height;
-        [self updateRenderTarget];
-    
-        auto reason = [self inLiveResize] ? ResizeUser : _resizeReason;
-        _parent->BaseEvents->Resized(AvnSize{newSize.width, newSize.height}, reason);
-    }
-}
-
-- (void)updateLayer
-{
-    AvnInsidePotentialDeadlock deadlock;
-    if (_parent == nullptr)
-    {
-        return;
-    }
-    
-    _parent->BaseEvents->RunRenderPriorityJobs();
-    
-    if (_parent == nullptr)
-    {
-        return;
-    }
-        
-    _parent->BaseEvents->Paint();
-}
-
-- (void)drawRect:(NSRect)dirtyRect
-{
-    return;
-}
-
--(void) setSwRenderedFrame: (AvnFramebuffer*) fb dispose: (IUnknown*) dispose
-{
-    @autoreleasepool {
-        [_renderTarget setSwFrame:fb];
-        dispose->Release();
-    }
-}
-
-- (AvnPoint) translateLocalPoint:(AvnPoint)pt
-{
-    pt.Y = [self bounds].size.height - pt.Y;
-    return pt;
-}
-
-+ (AvnPoint)toAvnPoint:(CGPoint)p
-{
-    AvnPoint result;
-    
-    result.X = p.x;
-    result.Y = p.y;
-    
-    return result;
-}
-
-- (void) viewDidChangeBackingProperties
-{
-    auto fsize = [self convertSizeToBacking: [self frame].size];
-    _lastPixelSize.Width = (int)fsize.width;
-    _lastPixelSize.Height = (int)fsize.height;
-    [self updateRenderTarget];
-    
-    if(_parent != nullptr)
-    {
-        _parent->BaseEvents->ScalingChanged([_parent->Window backingScaleFactor]);
-    }
-    
-    [super viewDidChangeBackingProperties];
-}
-
-- (bool) ignoreUserInput:(bool)trigerInputWhenDisabled
-{
-    auto parentWindow = objc_cast<AvnWindow>([self window]);
-    
-    if(parentWindow == nil || ![parentWindow shouldTryToHandleEvents])
-    {
-        if(trigerInputWhenDisabled)
-        {
-            auto window = dynamic_cast<WindowImpl*>(_parent.getRaw());
-            
-            if(window != nullptr)
-            {
-                window->WindowEvents->GotInputWhenDisabled();
-            }
-        }
-        
-        return TRUE;
-    }
-    
-    return FALSE;
-}
-
-- (void)mouseEvent:(NSEvent *)event withType:(AvnRawMouseEventType) type
-{
-    bool triggerInputWhenDisabled = type != Move;
-    
-    if([self ignoreUserInput: triggerInputWhenDisabled])
-    {
-        return;
-    }
-    
-    auto localPoint = [self convertPoint:[event locationInWindow] toView:self];
-    auto avnPoint = [AvnView toAvnPoint:localPoint];
-    auto point = [self translateLocalPoint:avnPoint];
-    AvnVector delta;
-    
-    if(type == Wheel)
-    {
-        auto speed = 5;
-        
-        if([event hasPreciseScrollingDeltas])
-        {
-            speed = 50;
-        }
-        
-        delta.X = [event scrollingDeltaX] / speed;
-        delta.Y = [event scrollingDeltaY] / speed;
-        
-        if(delta.X == 0 && delta.Y == 0)
-        {
-            return;
-        }
-    }
-    else if (type == Magnify)
-    {
-        delta.X = delta.Y = [event magnification];
-    }
-    else if (type == Rotate)
-    {
-        delta.X = delta.Y = [event rotation];
-    }
-    else if (type == Swipe)
-    {
-        delta.X = [event deltaX];
-        delta.Y = [event deltaY];
-    }
-    
-    auto timestamp = [event timestamp] * 1000;
-    auto modifiers = [self getModifiers:[event modifierFlags]];
-    
-    if(type != AvnRawMouseEventType::Move ||
-       (
-           [self window] != nil &&
-           (
-                [[self window] firstResponder] == nil
-                || ![[[self window] firstResponder] isKindOfClass: [NSView class]]
-           )
-       )
-    )
-        [self becomeFirstResponder];
-    
-    if(_parent != nullptr)
-    {
-        _parent->BaseEvents->RawMouseEvent(type, timestamp, modifiers, point, delta);
-    }
-    
-    [super mouseMoved:event];
-}
-
-- (BOOL) resignFirstResponder
-{
-    _parent->BaseEvents->LostFocus();
-    return YES;
-}
-
-- (void)mouseMoved:(NSEvent *)event
-{
-    [self mouseEvent:event withType:Move];
-}
-
-- (void)mouseDown:(NSEvent *)event
-{
-    _isLeftPressed = true;
-    _lastMouseDownEvent = event;
-    [self mouseEvent:event withType:LeftButtonDown];
-}
-
-- (void)otherMouseDown:(NSEvent *)event
-{
-    _lastMouseDownEvent = event;
-
-    switch(event.buttonNumber)
-    {
-        case 2:
-        case 3:
-            _isMiddlePressed = true;
-            [self mouseEvent:event withType:MiddleButtonDown];
-            break;
-        case 4:
-            _isXButton1Pressed = true;
-            [self mouseEvent:event withType:XButton1Down];
-            break;
-        case 5:
-            _isXButton2Pressed = true;
-            [self mouseEvent:event withType:XButton2Down];
-            break;
-    }
-}
-
-- (void)rightMouseDown:(NSEvent *)event
-{
-    _isRightPressed = true;
-    _lastMouseDownEvent = event;
-    [self mouseEvent:event withType:RightButtonDown];
-}
-
-- (void)mouseUp:(NSEvent *)event
-{
-    _isLeftPressed = false;
-    [self mouseEvent:event withType:LeftButtonUp];
-}
-
-- (void)otherMouseUp:(NSEvent *)event
-{
-    switch(event.buttonNumber)
-    {
-        case 2:
-        case 3:
-            _isMiddlePressed = false;
-            [self mouseEvent:event withType:MiddleButtonUp];
-            break;
-        case 4:
-            _isXButton1Pressed = false;
-            [self mouseEvent:event withType:XButton1Up];
-            break;
-        case 5:
-            _isXButton2Pressed = false;
-            [self mouseEvent:event withType:XButton2Up];
-            break;
-    }
-}
-
-- (void)rightMouseUp:(NSEvent *)event
-{
-    _isRightPressed = false;
-    [self mouseEvent:event withType:RightButtonUp];
-}
-
-- (void)mouseDragged:(NSEvent *)event
-{
-    [self mouseEvent:event withType:Move];
-    [super mouseDragged:event];
-}
-
-- (void)otherMouseDragged:(NSEvent *)event
-{
-    [self mouseEvent:event withType:Move];
-    [super otherMouseDragged:event];
-}
-
-- (void)rightMouseDragged:(NSEvent *)event
-{
-    [self mouseEvent:event withType:Move];
-    [super rightMouseDragged:event];
-}
-
-- (void)scrollWheel:(NSEvent *)event
-{
-    [self mouseEvent:event withType:Wheel];
-    [super scrollWheel:event];
-}
-
-- (void)magnifyWithEvent:(NSEvent *)event
-{
-    [self mouseEvent:event withType:Magnify];
-    [super magnifyWithEvent:event];
-}
-
-- (void)rotateWithEvent:(NSEvent *)event
-{
-    [self mouseEvent:event withType:Rotate];
-    [super rotateWithEvent:event];
-}
-
-- (void)swipeWithEvent:(NSEvent *)event
-{
-    [self mouseEvent:event withType:Swipe];
-    [super swipeWithEvent:event];
-}
-
-- (void)mouseEntered:(NSEvent *)event
-{
-    _isMouseOver = true;
-    [super mouseEntered:event];
-}
-
-- (void)mouseExited:(NSEvent *)event
-{
-    _isMouseOver = false;
-    [self mouseEvent:event withType:LeaveWindow];
-    [super mouseExited:event];
-} 
-
-- (void) keyboardEvent: (NSEvent *) event withType: (AvnRawKeyEventType)type
-{
-    if([self ignoreUserInput: false])
-    {
-        return;
-    }
-    
-    auto key = s_KeyMap[[event keyCode]];
-    
-    auto timestamp = [event timestamp] * 1000;
-    auto modifiers = [self getModifiers:[event modifierFlags]];
-     
-    if(_parent != nullptr)
-    {
-        auto handled = _parent->BaseEvents->RawKeyEvent(type, timestamp, modifiers, key);
-        if (key != LeftCtrl && key != RightCtrl) {
-          _lastKeyHandled = handled;
-        } else {
-          _lastKeyHandled = false;
-        }
-    }
-}
-
-- (BOOL)performKeyEquivalent:(NSEvent *)event
-{
-    bool result = _lastKeyHandled;
-    
-    _lastKeyHandled = false;
-    
-    return result;
-}
-
-- (void)flagsChanged:(NSEvent *)event
-{
-    auto newModifierState = [self getModifiers:[event modifierFlags]];
-    
-    bool isAltCurrentlyPressed = (_modifierState & Alt) == Alt;
-    bool isControlCurrentlyPressed = (_modifierState & Control) == Control;
-    bool isShiftCurrentlyPressed = (_modifierState & Shift) == Shift;
-    bool isCommandCurrentlyPressed = (_modifierState & Windows) == Windows;
-    
-    bool isAltPressed = (newModifierState & Alt) == Alt;
-    bool isControlPressed = (newModifierState & Control) == Control;
-    bool isShiftPressed = (newModifierState & Shift) == Shift;
-    bool isCommandPressed = (newModifierState & Windows) == Windows;
-    
-    
-    if (isAltPressed && !isAltCurrentlyPressed)
-    {
-        [self keyboardEvent:event withType:KeyDown];
-    }
-    else if (isAltCurrentlyPressed && !isAltPressed)
-    {
-        [self keyboardEvent:event withType:KeyUp];
-    }
-    
-    if (isControlPressed && !isControlCurrentlyPressed)
-    {
-        [self keyboardEvent:event withType:KeyDown];
-    }
-    else if (isControlCurrentlyPressed && !isControlPressed)
-    {
-        [self keyboardEvent:event withType:KeyUp];
-    }
-    
-    if (isShiftPressed && !isShiftCurrentlyPressed)
-    {
-        [self keyboardEvent:event withType:KeyDown];
-    }
-    else if(isShiftCurrentlyPressed && !isShiftPressed)
-    {
-        [self keyboardEvent:event withType:KeyUp];
-    }
-    
-    if(isCommandPressed && !isCommandCurrentlyPressed)
-    {
-        [self keyboardEvent:event withType:KeyDown];
-    }
-    else if(isCommandCurrentlyPressed && ! isCommandPressed)
-    {
-        [self keyboardEvent:event withType:KeyUp];
-    }
-    
-    _modifierState = newModifierState;
-    
-    [[self inputContext] handleEvent:event];
-    [super flagsChanged:event];
-}
-
-- (void)keyDown:(NSEvent *)event
-{
-    [self keyboardEvent:event withType:KeyDown];
-    [[self inputContext] handleEvent:event];
-    [super keyDown:event];
-}
-
-- (void)keyUp:(NSEvent *)event
-{
-    [self keyboardEvent:event withType:KeyUp];
-    [super keyUp:event];
-}
-
-- (AvnInputModifiers)getModifiers:(NSEventModifierFlags)mod
-{
-    unsigned int rv = 0;
-    
-    if (mod & NSEventModifierFlagControl)
-        rv |= Control;
-    if (mod & NSEventModifierFlagShift)
-        rv |= Shift;
-    if (mod & NSEventModifierFlagOption)
-        rv |= Alt;
-    if (mod & NSEventModifierFlagCommand)
-        rv |= Windows;
-    
-    if (_isLeftPressed)
-        rv |= LeftMouseButton;
-    if (_isMiddlePressed)
-        rv |= MiddleMouseButton;
-    if (_isRightPressed)
-        rv |= RightMouseButton;
-    if (_isXButton1Pressed)
-        rv |= XButton1MouseButton;
-    if (_isXButton2Pressed)
-        rv |= XButton2MouseButton;
-    
-    return (AvnInputModifiers)rv;
-}
-
-- (BOOL)hasMarkedText
-{
-    return _lastKeyHandled;
-}
-
-- (NSRange)markedRange
-{
-    return NSMakeRange(NSNotFound, 0);
-}
-
-- (NSRange)selectedRange
-{
-    return NSMakeRange(NSNotFound, 0);
-}
-
-- (void)setMarkedText:(id)string selectedRange:(NSRange)selectedRange replacementRange:(NSRange)replacementRange
-{
-    
-}
-
-- (void)unmarkText
-{
-    
-}
-
-- (NSArray<NSString *> *)validAttributesForMarkedText
-{
-    return [NSArray new];
-}
-
-- (NSAttributedString *)attributedSubstringForProposedRange:(NSRange)range actualRange:(NSRangePointer)actualRange
-{
-    return [NSAttributedString new];
-}
-
-- (void)insertText:(id)string replacementRange:(NSRange)replacementRange
-{
-    if(!_lastKeyHandled)
-    {
-        if(_parent != nullptr)
-        {
-            _lastKeyHandled = _parent->BaseEvents->RawTextInputEvent(0, [string UTF8String]);
-        }
-    }
-}
-
-- (NSUInteger)characterIndexForPoint:(NSPoint)point
-{
-    return 0;
-}
-
-- (NSRect)firstRectForCharacterRange:(NSRange)range actualRange:(NSRangePointer)actualRange
-{
-    CGRect result;
-    
-    return result;
-}
-
-- (NSDragOperation)triggerAvnDragEvent: (AvnDragEventType) type info: (id <NSDraggingInfo>)info
-{
-    auto localPoint = [self convertPoint:[info draggingLocation] toView:self];
-    auto avnPoint = [AvnView toAvnPoint:localPoint];
-    auto point = [self translateLocalPoint:avnPoint];
-    auto modifiers = [self getModifiers:[[NSApp currentEvent] modifierFlags]];
-    NSDragOperation nsop = [info draggingSourceOperationMask];
-   
-        auto effects = ConvertDragDropEffects(nsop);
-    int reffects = (int)_parent->BaseEvents
-    ->DragEvent(type, point, modifiers, effects,
-                CreateClipboard([info draggingPasteboard], nil),
-                GetAvnDataObjectHandleFromDraggingInfo(info));
-    
-    NSDragOperation ret = 0;
-    
-    // Ensure that the managed part didn't add any new effects
-    reffects = (int)effects & (int)reffects;
-    
-    // OSX requires exactly one operation
-    if((reffects & (int)AvnDragDropEffects::Copy) != 0)
-        ret = NSDragOperationCopy;
-    else if((reffects & (int)AvnDragDropEffects::Move) != 0)
-        ret = NSDragOperationMove;
-    else if((reffects & (int)AvnDragDropEffects::Link) != 0)
-        ret = NSDragOperationLink;
-    if(ret == 0)
-        ret = NSDragOperationNone;
-    return ret;
-}
-
-- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender
-{
-    return [self triggerAvnDragEvent: AvnDragEventType::Enter info:sender];
-}
-
-- (NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
-{
-    return [self triggerAvnDragEvent: AvnDragEventType::Over info:sender];
-}
-
-- (void)draggingExited:(id <NSDraggingInfo>)sender
-{
-    [self triggerAvnDragEvent: AvnDragEventType::Leave info:sender];
-}
-
-- (BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender
-{
-    return [self triggerAvnDragEvent: AvnDragEventType::Over info:sender] != NSDragOperationNone;
-}
-
-- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
-{
-    return [self triggerAvnDragEvent: AvnDragEventType::Drop info:sender] != NSDragOperationNone;
-}
-
-- (void)concludeDragOperation:(nullable id <NSDraggingInfo>)sender
-{
-    
-}
-
-- (AvnPlatformResizeReason)getResizeReason
-{
-    return _resizeReason;
-}
-
-- (void)setResizeReason:(AvnPlatformResizeReason)reason
-{
-    _resizeReason = reason;
-}
-
-- (AvnAccessibilityElement *) accessibilityChild
-{
-    if (_accessibilityChild == nil)
-    {
-        auto peer = _parent->BaseEvents->GetAutomationPeer();
-        
-        if (peer == nil)
-            return nil;
-
-        _accessibilityChild = [AvnAccessibilityElement acquire:peer];
-    }
-    
-    return _accessibilityChild;
-}
-
-- (NSArray *)accessibilityChildren
-{
-    auto child = [self accessibilityChild];
-    return NSAccessibilityUnignoredChildrenForOnlyChild(child);
-}
-
-- (id)accessibilityHitTest:(NSPoint)point
-{
-    return [[self accessibilityChild] accessibilityHitTest:point];
-}
-
-- (id)accessibilityFocusedUIElement
-{
-    return [[self accessibilityChild] accessibilityFocusedUIElement];
-}
-
-@end
-
-
-@implementation AvnWindow
-{
-    ComPtr<WindowBaseImpl> _parent;
-    bool _canBecomeKeyAndMain;
-    bool _closed;
-    bool _isEnabled;
-    bool _isExtended;
-    AvnMenu* _menu;
-    double _lastScaling;
-    IAvnAutomationPeer* _automationPeer;
-    NSMutableArray* _automationChildren;
-}
-
--(void) setIsExtended:(bool)value;
-{
-    _isExtended = value;
-}
-
--(bool) isDialog
-{
-    return _parent->IsDialog();
-}
-
--(double) getScaling
-{
-    return _lastScaling;
-}
-
--(double) getExtendedTitleBarHeight
-{
-    if(_isExtended)
-    {
-        for (id subview in self.contentView.superview.subviews)
-        {
-            if ([subview isKindOfClass:NSClassFromString(@"NSTitlebarContainerView")])
-            {
-                NSView *titlebarView = [subview subviews][0];
-
-                return (double)titlebarView.frame.size.height;
-            }
-        }
-
-        return -1;
-    }
-    else
-    {
-        return 0;
-    }
-}
-
-+(void)closeAll
-{
-    [[NSApplication sharedApplication] terminate:self];
-}
-
-- (void)performClose:(id)sender
-{
-    if([[self delegate] respondsToSelector:@selector(windowShouldClose:)])
-    {
-        if(![[self delegate] windowShouldClose:self]) return;
-    }
-    else if([self respondsToSelector:@selector(windowShouldClose:)])
-    {
-        if(![self windowShouldClose:self]) return;
-    }
-
-    [self close];
-}
-
-- (void)pollModalSession:(nonnull NSModalSession)session
-{
-    auto response = [NSApp runModalSession:session];
-    
-    if(response == NSModalResponseContinue)
-    {
-        dispatch_async(dispatch_get_main_queue(), ^{
-            [self pollModalSession:session];
-        });
-    }
-    else if (!_closed)
-    {
-        [self orderOut:self];
-        [NSApp endModalSession:session];
-    }
-}
-
--(void) showWindowMenuWithAppMenu
-{
-    if(_menu != nullptr)
-    {
-        auto appMenuItem = ::GetAppMenuItem();
-        
-        if(appMenuItem != nullptr)
-        {
-            auto appMenu = [appMenuItem menu];
-            
-            [appMenu removeItem:appMenuItem];
-            
-            [_menu insertItem:appMenuItem atIndex:0];
-            
-            [_menu setHasGlobalMenuItem:true];
-        }
-        
-        [NSApp setMenu:_menu];
-    }
-    else
-    {
-        [self showAppMenuOnly];
-    }
-}
-
--(void) showAppMenuOnly
-{
-    auto appMenuItem = ::GetAppMenuItem();
-    
-    if(appMenuItem != nullptr)
-    {
-        auto appMenu = ::GetAppMenu();
-        
-        auto nativeAppMenu = dynamic_cast<AvnAppMenu*>(appMenu);
-        
-        [[appMenuItem menu] removeItem:appMenuItem];
-        
-        if(_menu != nullptr)
-        {
-            [_menu setHasGlobalMenuItem:false];
-        }
-        
-        [nativeAppMenu->GetNative() addItem:appMenuItem];
-        
-        [NSApp setMenu:nativeAppMenu->GetNative()];
-    }
-    else
-    {
-        [NSApp setMenu:nullptr];
-    }
-}
-
--(void) applyMenu:(AvnMenu *)menu
-{
-    if(menu == nullptr)
-    {
-        menu = [AvnMenu new];
-    }
-    
-    _menu = menu;
-}
-
--(void) setCanBecomeKeyAndMain
-{
-    _canBecomeKeyAndMain = true;
-}
-
--(AvnWindow*)  initWithParent: (WindowBaseImpl*) parent
-{
-    self = [super init];
-    [self setReleasedWhenClosed:false];
-    _parent = parent;
-    [self setDelegate:self];
-    _closed = false;
-    _isEnabled = true;
-    
-    _lastScaling = [self backingScaleFactor];
-    [self setOpaque:NO];
-    [self setBackgroundColor: [NSColor clearColor]];
-    _isExtended = false;
-    return self;
-}
-
-- (BOOL)windowShouldClose:(NSWindow *)sender
-{
-    auto window = dynamic_cast<WindowImpl*>(_parent.getRaw());
-    
-    if(window != nullptr)
-    {
-        return !window->WindowEvents->Closing();
-    }
-    
-    return true;
-}
-
-- (void)windowDidChangeBackingProperties:(NSNotification *)notification
-{
-    _lastScaling = [self backingScaleFactor];
-}
-
-- (void)windowWillClose:(NSNotification *)notification
-{
-    _closed = true;
-    if(_parent)
-    {
-        ComPtr<WindowBaseImpl> parent = _parent;
-        _parent = NULL;
-        [self restoreParentWindow];
-        parent->BaseEvents->Closed();
-        [parent->View onClosed];
-    }
-}
-
--(BOOL)canBecomeKeyWindow
-{
-    if (_canBecomeKeyAndMain)
-    {
-        // If the window has a child window being shown as a dialog then don't allow it to become the key window.
-        for(NSWindow* uch in [self childWindows])
-        {
-            auto ch = objc_cast<AvnWindow>(uch);
-            if(ch == nil)
-                continue;
-            if (ch.isDialog)
-                return false;
-        }
-        
-        return true;
-    }
-    
-    return false;
-}
-
--(BOOL)canBecomeMainWindow
-{
-    return _canBecomeKeyAndMain;
-}
-
--(bool)shouldTryToHandleEvents
-{
-    return _isEnabled;
-}
-
--(void) setEnabled:(bool)enable
-{
-    _isEnabled = enable;
-}
-
--(void)becomeKeyWindow
-{
-    [self showWindowMenuWithAppMenu];
-    
-    if(_parent != nullptr)
-    {
-        _parent->BaseEvents->Activated();
-    }
-
-    [super becomeKeyWindow];
-}
-
--(void) restoreParentWindow;
-{
-    auto parent = objc_cast<AvnWindow>([self parentWindow]);
-    if(parent != nil)
-    {
-        [parent removeChildWindow:self];
-    }
-}
-
-- (void)windowDidMiniaturize:(NSNotification *)notification
-{
-    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
-    
-    if(parent != nullptr)
-    {
-        parent->WindowStateChanged();
-    }
-}
-
-- (void)windowDidDeminiaturize:(NSNotification *)notification
-{
-    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
-    
-    if(parent != nullptr)
-    {
-        parent->WindowStateChanged();
-    }
-}
-
-- (void)windowDidResize:(NSNotification *)notification
-{
-    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
-    
-    if(parent != nullptr)
-    {
-        parent->WindowStateChanged();
-    }
-}
-
-- (void)windowWillExitFullScreen:(NSNotification *)notification
-{
-    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
-    
-    if(parent != nullptr)
-    {
-        parent->StartStateTransition();
-    }
-}
-
-- (void)windowDidExitFullScreen:(NSNotification *)notification
-{
-    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
-    
-    if(parent != nullptr)
-    {
-        parent->EndStateTransition();
-        
-        if(parent->Decorations() != SystemDecorationsFull && parent->WindowState() == Maximized)
-        {
-            NSRect screenRect = [[self screen] visibleFrame];
-            [self setFrame:screenRect display:YES];
-        }
-        
-        if(parent->WindowState() == Minimized)
-        {
-            [self miniaturize:nullptr];
-        }
-        
-        parent->WindowStateChanged();
-    }
-}
-
-- (void)windowWillEnterFullScreen:(NSNotification *)notification
-{
-    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
-    
-    if(parent != nullptr)
-    {
-        parent->StartStateTransition();
-    }
-}
-
-- (void)windowDidEnterFullScreen:(NSNotification *)notification
-{
-    auto parent = dynamic_cast<IWindowStateChanged*>(_parent.operator->());
-    
-    if(parent != nullptr)
-    {
-        parent->EndStateTransition();
-        parent->WindowStateChanged();
-    }
-}
-
-- (BOOL)windowShouldZoom:(NSWindow *)window toFrame:(NSRect)newFrame
-{
-    return true;
-}
-
--(void)resignKeyWindow
-{
-    if(_parent)
-        _parent->BaseEvents->Deactivated();
-    
-    [self showAppMenuOnly];
-    
-    [super resignKeyWindow];
-}
-
-- (void)windowDidMove:(NSNotification *)notification
-{
-    AvnPoint position;
-    
-    if(_parent != nullptr)
-    {
-        _parent->GetPosition(&position);
-        _parent->BaseEvents->PositionChanged(position);
-    }
-}
-
-- (AvnPoint) translateLocalPoint:(AvnPoint)pt
-{
-    pt.Y = [self frame].size.height - pt.Y;
-    return pt;
-}
-
-- (void)sendEvent:(NSEvent *)event
-{
-    [super sendEvent:event];
-    
-    /// This is to detect non-client clicks. This can only be done on Windows... not popups, hence the dynamic_cast.
-    if(_parent != nullptr && dynamic_cast<WindowImpl*>(_parent.getRaw()) != nullptr)
-    {
-        switch(event.type)
-        {
-            case NSEventTypeLeftMouseDown:
-            {
-                AvnView* view = _parent->View;
-                NSPoint windowPoint = [event locationInWindow];
-                NSPoint viewPoint = [view convertPoint:windowPoint fromView:nil];
-                
-                if (!NSPointInRect(viewPoint, view.bounds))
-                {
-                    auto avnPoint = [AvnView toAvnPoint:windowPoint];
-                    auto point = [self translateLocalPoint:avnPoint];
-                    AvnVector delta;
-                   
-                    _parent->BaseEvents->RawMouseEvent(NonClientLeftButtonDown, [event timestamp] * 1000, AvnInputModifiersNone, point, delta);
-                }
-            }
-            break;
-                
-            case NSEventTypeMouseEntered:
-            {
-                _parent->UpdateCursor();
-            }
-            break;
-                
-            case NSEventTypeMouseExited:
-            {
-                [[NSCursor arrowCursor] set];
-            }
-            break;
-                
-            default:
-                break;
-        }
-    }
-}
-
-@end
-
-class PopupImpl : public virtual WindowBaseImpl, public IAvnPopup
-{
-private:
-    BEGIN_INTERFACE_MAP()
-    INHERIT_INTERFACE_MAP(WindowBaseImpl)
-    INTERFACE_MAP_ENTRY(IAvnPopup, IID_IAvnPopup)
-    END_INTERFACE_MAP()
-    virtual ~PopupImpl(){}
-    ComPtr<IAvnWindowEvents> WindowEvents;
-    PopupImpl(IAvnWindowEvents* events, IAvnGlContext* gl) : WindowBaseImpl(events, gl)
-    {
-        WindowEvents = events;
-        [Window setLevel:NSPopUpMenuWindowLevel];
-    }
-protected:
-    virtual NSWindowStyleMask GetStyle() override
-    {
-        return NSWindowStyleMaskBorderless;
-    }
-    
-    virtual HRESULT Resize(double x, double y, AvnPlatformResizeReason reason) override
-    {
-        START_COM_CALL;
-        
-        @autoreleasepool
-        {
-            if (Window != nullptr)
-            {
-                [Window setContentSize:NSSize{x, y}];
-            
-                [Window setFrameTopLeftPoint:ToNSPoint(ConvertPointY(lastPositionSet))];
-            }
-            
-            return S_OK;
-        }
-    }
-public:
-    virtual bool ShouldTakeFocusOnShow() override
-    {
-        return false;
-    }
-};
-
-extern IAvnPopup* CreateAvnPopup(IAvnWindowEvents*events, IAvnGlContext* gl)
-{
-    @autoreleasepool
-    {
-        IAvnPopup* ptr = dynamic_cast<IAvnPopup*>(new PopupImpl(events, gl));
-        return ptr;
-    }
-}
-
-extern IAvnWindow* CreateAvnWindow(IAvnWindowEvents*events, IAvnGlContext* gl)
-{
-    @autoreleasepool
-    {
-        IAvnWindow* ptr = (IAvnWindow*)new WindowImpl(events, gl);
-        return ptr;
-    }
-}

nukebuild/Build.cs

@@ -214,17 +214,11 @@ partial class Build : NukeBuild
         .DependsOn(Compile)
         .Executes(() =>
         {
-            RunCoreTest("Avalonia.Animation.UnitTests");
             RunCoreTest("Avalonia.Base.UnitTests");
             RunCoreTest("Avalonia.Controls.UnitTests");
             RunCoreTest("Avalonia.Controls.DataGrid.UnitTests");
-            RunCoreTest("Avalonia.Input.UnitTests");
-            RunCoreTest("Avalonia.Interactivity.UnitTests");
-            RunCoreTest("Avalonia.Layout.UnitTests");
             RunCoreTest("Avalonia.Markup.UnitTests");
             RunCoreTest("Avalonia.Markup.Xaml.UnitTests");
-            RunCoreTest("Avalonia.Styling.UnitTests");
-            RunCoreTest("Avalonia.Visuals.UnitTests");
             RunCoreTest("Avalonia.Skia.UnitTests");
             RunCoreTest("Avalonia.ReactiveUI.UnitTests");
         });

nukebuild/_build.csproj

@@ -8,11 +8,10 @@
     <IsPackable>False</IsPackable>
     <NoWarn>CS0649;CS0169</NoWarn>
   </PropertyGroup>
-
+ <Import Project="..\build\JetBrains.dotMemoryUnit.props" />
   <ItemGroup>
     <PackageReference Include="Nuke.Common" Version="5.0.0" />
     <PackageReference Include="xunit.runner.console" Version="2.3.1" />
-    <PackageReference Include="JetBrains.dotMemoryUnit" Version="3.0.20171219.105559" />
     <PackageReference Include="vswhere" Version="2.6.7" Condition=" '$(OS)' == 'Windows_NT' " />
     <PackageReference Include="ILRepack.NETStandard" Version="2.0.4" />
     <PackageReference Include="MicroCom.CodeGenerator" Version="0.10.4" />

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>

readme.md

@@ -1,7 +1,7 @@
 [![Telegram](https://raw.githubusercontent.com/Patrolavia/telegram-badge/master/chat.svg)](https://t.me/Avalonia)
 [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/AvaloniaUI/Avalonia?utm_campaign=pr-badge&utm_content=badge&utm_medium=badge&utm_source=badge) [![Discord](https://img.shields.io/badge/discord-join%20chat-46BC99)]( https://aka.ms/dotnet-discord) [![Build Status](https://dev.azure.com/AvaloniaUI/AvaloniaUI/_apis/build/status/AvaloniaUI.Avalonia)](https://dev.azure.com/AvaloniaUI/AvaloniaUI/_build/latest?definitionId=4) [![Backers on Open Collective](https://opencollective.com/Avalonia/backers/badge.svg)](#backers) [![Sponsors on Open Collective](https://opencollective.com/Avalonia/sponsors/badge.svg)](#sponsors) ![License](https://img.shields.io/github/license/avaloniaui/avalonia.svg)
 <br />
-[![NuGet](https://img.shields.io/nuget/v/Avalonia.svg)](https://www.nuget.org/packages/Avalonia) [![downloads](https://img.shields.io/nuget/dt/avalonia)](https://www.nuget.org/packages/Avalonia) [![MyGet](https://img.shields.io/myget/avalonia-ci/vpre/Avalonia.svg?label=myget)](https://www.myget.org/gallery/avalonia-ci) ![Size](https://img.shields.io/github/repo-size/avaloniaui/avalonia.svg) 
+[![NuGet](https://img.shields.io/nuget/v/Avalonia.svg)](https://www.nuget.org/packages/Avalonia) [![downloads](https://img.shields.io/nuget/dt/avalonia)](https://www.nuget.org/packages/Avalonia)  ![Size](https://img.shields.io/github/repo-size/avaloniaui/avalonia.svg) 
 
 ## 📖 About 
 
@@ -70,11 +70,15 @@ For more information see the [.NET Foundation Code of Conduct](https://dotnetfou
 
 Avalonia is licenced under the [MIT licence](licence.md).
 
-## Support Avalonia
+## Donate
 
-**BTC**: bc1q05wx78qemgy9x6ytl5ljk2xrt00yqargyjm8gx
+Donating to the project is a fantastic way to thank our valued contributors for their hard work. Your donations are shared among our community and awarded for significant contributions.  
+
+If you need support see Commercial Support section below.
+
+Donate with BTC or use [Open Collective](https://opencollective.com/avalonia).
 
-This will be shared with the community and awarded for significant contributions.
+**BTC**: bc1q05wx78qemgy9x6ytl5ljk2xrt00yqargyjm8gx
 
 ### Backers
 
@@ -98,6 +102,11 @@ Support this project by becoming a sponsor. Your logo will show up here with a l
 <a href="https://opencollective.com/Avalonia/sponsor/9/website" target="_blank"><img src="https://opencollective.com/Avalonia/sponsor/9/avatar.svg"></a>
 <a href="https://baseheadinc.com/" target="_blank"><img height="50" src="https://baseheadinc.com/wp-content/uploads/2020/09/BH-Logo-for-Site-Header-New.png"></a>
 
+## Commercial Support 
+
+We have a range of [support plans available](https://avaloniaui.net/support.html) for those looking to partner with the creators of Avalonia, enabling access to the best support at every step of the development process.
+
+*Please note that donations are not considered payment for commercial support agreements. Please contact us to discuss your needs first. [[email protected]](mailto://[email protected])*
 ## .NET Foundation
 
 This project is supported by the [.NET Foundation](https://dotnetfoundation.org).

samples/BindingDemo/BindingDemo.csproj

@@ -5,6 +5,7 @@
   </PropertyGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\src\Avalonia.Diagnostics\Avalonia.Diagnostics.csproj" />
+    <ProjectReference Include="..\..\src\Avalonia.Themes.Default\Avalonia.Themes.Default.csproj" />
     <ProjectReference Include="..\..\src\Linux\Avalonia.LinuxFramebuffer\Avalonia.LinuxFramebuffer.csproj" />
     <ProjectReference Include="..\MiniMvvm\MiniMvvm.csproj" />
   </ItemGroup>

samples/ControlCatalog.Android/ControlCatalog.Android.csproj

@@ -9,36 +9,35 @@
     <ApplicationDisplayVersion>1.0</ApplicationDisplayVersion>
     <AndroidPackageFormat>apk</AndroidPackageFormat>
     <MSBuildEnableWorkloadResolver>true</MSBuildEnableWorkloadResolver>
+    <RuntimeIdentifiers>android-arm64;android-x64</RuntimeIdentifiers>
   </PropertyGroup>
-  <ItemGroup>
-    <None Remove="Assets\AboutAssets.txt" />
-  </ItemGroup>
   <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>False</RunAOTCompilation>
-    <EnableLLVM>True</EnableLLVM>
+  <PropertyGroup Condition="'$(RunAOTCompilation)'=='' and '$(Configuration)'=='Release' and '$(TF_BUILD)'==''">
+    <RunAOTCompilation>True</RunAOTCompilation>
   </PropertyGroup>
-
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
-    <EmbedAssembliesIntoApk>False</EmbedAssembliesIntoApk>
-    <RunAOTCompilation>False</RunAOTCompilation>
+  
+  <PropertyGroup Condition="'$(RunAOTCompilation)'=='True'">
+    <EnableLLVM>True</EnableLLVM>
+    <AndroidAotAdditionalArguments>no-write-symbols,nodebug</AndroidAotAdditionalArguments>
+    <AndroidAotMode>Hybrid</AndroidAotMode>
+    <AndroidGenerateJniMarshalMethods>True</AndroidGenerateJniMarshalMethods>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
-    <EmbedAssembliesIntoApk>True</EmbedAssembliesIntoApk>
+  <PropertyGroup Condition="'$(AndroidEnableProfiler)'=='True'">
+    <IsEmulator Condition="'$(IsEmulator)' == ''">True</IsEmulator>
+    <DebugSymbols>True</DebugSymbols>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Xamarin.AndroidX.AppCompat" Version="1.3.1.3" />
-    <PackageReference Include="Xamarin.AndroidX.Lifecycle.ViewModel" Version="2.3.1.3" />
+    <AndroidEnvironment Condition="'$(IsEmulator)'=='True'" Include="environment.emulator.txt" />
+    <AndroidEnvironment Condition="'$(IsEmulator)'!='True'" Include="environment.device.txt" />
   </ItemGroup>
-  
+
   <ItemGroup>
     <ProjectReference Include="..\..\src\Android\Avalonia.Android\Avalonia.Android.csproj" />
     <ProjectReference Include="..\ControlCatalog\ControlCatalog.csproj" />

samples/ControlCatalog.Android/EmbedSample.Android.cs

@@ -0,0 +1,35 @@
+using System;
+using Avalonia.Platform;
+using Avalonia.Android;
+using ControlCatalog.Pages;
+
+namespace ControlCatalog.Android;
+
+public class EmbedSampleAndroid : INativeDemoControl
+{
+    public IPlatformHandle CreateControl(bool isSecond, IPlatformHandle parent, Func<IPlatformHandle> createDefault)
+    {
+        var parentContext = (parent as AndroidViewControlHandle)?.View.Context
+            ?? global::Android.App.Application.Context;
+
+        if (isSecond)
+        {
+            var webView = new global::Android.Webkit.WebView(parentContext);
+            webView.LoadUrl("https://www.android.com/");
+
+            return new AndroidViewControlHandle(webView);
+        }
+        else
+        {
+            var button = new global::Android.Widget.Button(parentContext) { Text = "Hello world" };
+            var clickCount = 0;
+            button.Click += (sender, args) =>
+            {
+                clickCount++;
+                button.Text = $"Click count {clickCount}";
+            };
+
+            return new AndroidViewControlHandle(button);
+        }
+    }
+}

samples/ControlCatalog.Android/MainActivity.cs

@@ -10,7 +10,11 @@ namespace ControlCatalog.Android
     {
         protected override AppBuilder CustomizeAppBuilder(AppBuilder builder)
         {
-            return base.CustomizeAppBuilder(builder);
+            return base.CustomizeAppBuilder(builder)
+                .AfterSetup(_ =>
+                {
+                    Pages.EmbedSample.Implementation = new EmbedSampleAndroid();
+                });
         }
     }
 }

samples/ControlCatalog.Android/Properties/AndroidManifest.xml

@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" android:installLocation="auto">
-	<application android:label="ControlCatalog.Android" android:icon="@drawable/Icon"></application>
+  <application android:label="ControlCatalog.Android" android:icon="@drawable/Icon"></application>
+  <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 </manifest>

samples/ControlCatalog.Android/environment.device.txt

@@ -0,0 +1 @@
+DOTNET_DiagnosticPorts=127.0.0.1:9000,suspend

samples/ControlCatalog.Android/environment.emulator.txt

@@ -0,0 +1 @@
+DOTNET_DiagnosticPorts=10.0.2.2:9001,suspend

samples/ControlCatalog.NetCore/ControlCatalog.NetCore.csproj

@@ -4,14 +4,25 @@
     <OutputType>WinExe</OutputType>
     <TargetFramework>net6.0</TargetFramework>
     <TargetLatestRuntimePatch>true</TargetLatestRuntimePatch>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(RunAotCompilation)' == 'true'">
+  <PropertyGroup Condition="'$(RunNativeAotCompilation)' == 'true'">
     <IlcTrimMetadata>true</IlcTrimMetadata>
     <RestoreAdditionalProjectSources>https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet7/nuget/v3/index.json</RestoreAdditionalProjectSources>
     <NativeAotCompilerVersion>7.0.0-*</NativeAotCompilerVersion>
   </PropertyGroup>
 
+  <ItemGroup>
+    <Compile Include="..\..\src\Avalonia.X11\NativeDialogs\Gtk.cs" Link="NativeControls\Gtk\Gtk.cs" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Content Include="NativeControls\Gtk\nodes.mp4">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
+  </ItemGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\..\src\Avalonia.Diagnostics\Avalonia.Diagnostics.csproj" />
     <ProjectReference Include="..\..\src\Avalonia.Headless.Vnc\Avalonia.Headless.Vnc.csproj" />
@@ -20,19 +31,21 @@
     <ProjectReference Include="..\ControlCatalog\ControlCatalog.csproj" />
     <ProjectReference Include="..\..\src\Avalonia.X11\Avalonia.X11.csproj" />
     <PackageReference Include="Avalonia.Angle.Windows.Natives" Version="2.1.0.2020091801" />
+    <!-- For native controls test -->
+    <PackageReference Include="MonoMac.NetStandard" Version="0.0.4" />
   </ItemGroup>
 
-  <ItemGroup Condition="'$(RunAotCompilation)' == 'true'">
+  <ItemGroup Condition="'$(RunNativeAotCompilation)' == 'true'">
     <PackageReference Include="Microsoft.DotNet.ILCompiler" Version="$(NativeAotCompilerVersion)" />
     <!-- Cross-compilation for Windows x64-arm64 and Linux x64-arm64 -->
     <PackageReference Condition="'$(RuntimeIdentifier)'=='win-arm64'" Include="runtime.win-x64.Microsoft.DotNet.ILCompiler" Version="$(NativeAotCompilerVersion)" />
     <PackageReference Condition="'$(RuntimeIdentifier)'=='linux-arm64'" Include="runtime.linux-x64.Microsoft.DotNet.ILCompiler" Version="$(NativeAotCompilerVersion)" />
-    <RdXmlFile Include="rd.xml" />
   </ItemGroup>
 
   <PropertyGroup>
     <!-- For Microsoft.CodeAnalysis -->
     <SatelliteResourceLanguages>en</SatelliteResourceLanguages>
+    <ApplicationManifest>app.manifest</ApplicationManifest>
   </PropertyGroup>
 
   <Import Project="..\..\build\SampleApp.props" />

samples/ControlCatalog.NetCore/NativeControls/Gtk/EmbedSample.Gtk.cs

@@ -0,0 +1,35 @@
+using System.IO;
+using System.Diagnostics;
+using Avalonia.Platform;
+using Avalonia.Controls.Platform;
+using System;
+using ControlCatalog.Pages;
+
+namespace ControlCatalog.NetCore;
+
+public class EmbedSampleGtk : INativeDemoControl
+{
+    private Process _mplayer;
+
+    public IPlatformHandle CreateControl(bool isSecond, IPlatformHandle parent, Func<IPlatformHandle> createDefault)
+    {
+        if (isSecond)
+        {
+            var chooser = GtkHelper.CreateGtkFileChooser(parent.Handle);
+            if (chooser != null)
+                return chooser;
+        }
+
+        var control = createDefault();
+        var nodes = Path.GetFullPath(Path.Combine(typeof(EmbedSample).Assembly.GetModules()[0].FullyQualifiedName,
+            "..",
+            "nodes.mp4"));
+        _mplayer = Process.Start(new ProcessStartInfo("mplayer",
+            $"-vo x11 -zoom -loop 0 -wid {control.Handle.ToInt64()} \"{nodes}\"")
+        {
+            UseShellExecute = false,
+
+        });
+        return control;
+    }
+}

samples/ControlCatalog.NetCore/NativeControls/Gtk/GtkHelper.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Threading.Tasks;
+using Avalonia.Controls.Platform;
+using Avalonia.Platform.Interop;
+using Avalonia.X11.NativeDialogs;
+using static Avalonia.X11.NativeDialogs.Gtk;
+using static Avalonia.X11.NativeDialogs.Glib;
+
+namespace ControlCatalog.NetCore;
+
+internal class GtkHelper
+{
+    private static Task<bool> s_gtkTask;
+
+    class FileChooser : INativeControlHostDestroyableControlHandle
+    {
+        private readonly IntPtr _widget;
+
+        public FileChooser(IntPtr widget, IntPtr xid)
+        {
+            _widget = widget;
+            Handle = xid;
+        }
+
+        public IntPtr Handle { get; }
+        public string HandleDescriptor => "XID";
+
+        public void Destroy()
+        {
+            RunOnGlibThread(() =>
+            {
+                gtk_widget_destroy(_widget);
+                return 0;
+            }).Wait();
+        }
+    }
+
+
+    public static INativeControlHostDestroyableControlHandle CreateGtkFileChooser(IntPtr parentXid)
+    {
+        if (s_gtkTask == null)
+            s_gtkTask = StartGtk();
+        if (!s_gtkTask.Result)
+            return null;
+        return RunOnGlibThread(() =>
+        {
+            using (var title = new Utf8Buffer("Embedded"))
+            {
+                var widget = gtk_file_chooser_dialog_new(title, IntPtr.Zero, GtkFileChooserAction.SelectFolder,
+                    IntPtr.Zero);
+                gtk_widget_realize(widget);
+                var xid = gdk_x11_window_get_xid(gtk_widget_get_window(widget));
+                gtk_window_present(widget);
+                return new FileChooser(widget, xid);
+            }
+        }).Result;
+    }
+}

samples/ControlCatalog.NetCore/NativeControls/Mac/EmbedSample.Mac.cs

@@ -0,0 +1,29 @@
+using System;
+
+using Avalonia.Platform;
+using Avalonia.Threading;
+
+using ControlCatalog.Pages;
+
+using MonoMac.Foundation;
+using MonoMac.WebKit;
+
+namespace ControlCatalog.NetCore;
+
+public class EmbedSampleMac : INativeDemoControl
+{
+    public IPlatformHandle CreateControl(bool isSecond, IPlatformHandle parent, Func<IPlatformHandle> createDefault)
+    {
+        // Note: We are using MonoMac for example purposes
+        // It shouldn't be used in production apps
+        MacHelper.EnsureInitialized();
+
+        var webView = new WebView();
+        Dispatcher.UIThread.Post(() =>
+        {
+            webView.MainFrame.LoadRequest(new NSUrlRequest(new NSUrl(
+                isSecond ? "https://bing.com" : "https://google.com/")));
+        });
+        return new MacOSViewHandle(webView);
+    }
+}

samples/ControlCatalog.NetCore/NativeControls/Mac/MacHelper.cs

@@ -0,0 +1,38 @@
+using System;
+
+using Avalonia.Controls.Platform;
+using MonoMac.AppKit;
+
+namespace ControlCatalog.NetCore;
+
+internal class MacHelper
+{
+    private static bool _isInitialized;
+
+    public static void EnsureInitialized()
+    {
+        if (_isInitialized)
+            return;
+        _isInitialized = true;
+        NSApplication.Init();
+    }
+}
+
+internal class MacOSViewHandle : INativeControlHostDestroyableControlHandle
+{
+    private NSView _view;
+
+    public MacOSViewHandle(NSView view)
+    {
+        _view = view;
+    }
+
+    public IntPtr Handle => _view?.Handle ?? IntPtr.Zero;
+    public string HandleDescriptor => "NSView";
+
+    public void Destroy()
+    {
+        _view.Dispose();
+        _view = null;
+    }
+}

samples/ControlCatalog.NetCore/NativeControls/Win/EmbedSample.Win.cs

@@ -0,0 +1,45 @@
+using System;
+using System.Text;
+
+using Avalonia.Controls.Platform;
+using Avalonia.Platform;
+
+using ControlCatalog.Pages;
+
+namespace ControlCatalog.NetCore;
+
+public class EmbedSampleWin : INativeDemoControl
+{
+    private const string RichText =
+        @"{\rtf1\ansi\ansicpg1251\deff0\nouicompat\deflang1049{\fonttbl{\f0\fnil\fcharset0 Calibri;}}
+{\colortbl ;\red255\green0\blue0;\red0\green77\blue187;\red0\green176\blue80;\red155\green0\blue211;\red247\green150\blue70;\red75\green172\blue198;}
+{\*\generator Riched20 6.3.9600}\viewkind4\uc1 
+\pard\sa200\sl276\slmult1\f0\fs22\lang9 <PREFIX>I \i am\i0  a \cf1\b Rich Text \cf0\b0\fs24 control\cf2\fs28 !\cf3\fs32 !\cf4\fs36 !\cf1\fs40 !\cf5\fs44 !\cf6\fs48 !\cf0\fs44\par
+}";
+
+    public IPlatformHandle CreateControl(bool isSecond, IPlatformHandle parent, Func<IPlatformHandle> createDefault)
+    {
+        WinApi.LoadLibrary("Msftedit.dll");
+        var handle = WinApi.CreateWindowEx(0, "RICHEDIT50W",
+            @"Rich Edit",
+            0x800000 | 0x10000000 | 0x40000000 | 0x800000 | 0x10000 | 0x0004, 0, 0, 1, 1, parent.Handle,
+            IntPtr.Zero, WinApi.GetModuleHandle(null), IntPtr.Zero);
+        var st = new WinApi.SETTEXTEX { Codepage = 65001, Flags = 0x00000008 };
+        var text = RichText.Replace("<PREFIX>", isSecond ? "\\qr " : "");
+        var bytes = Encoding.UTF8.GetBytes(text);
+        WinApi.SendMessage(handle, 0x0400 + 97, ref st, bytes);
+        return new Win32WindowControlHandle(handle, "HWND");
+    }
+}
+
+internal class Win32WindowControlHandle : PlatformHandle, INativeControlHostDestroyableControlHandle
+{
+    public Win32WindowControlHandle(IntPtr handle, string descriptor) : base(handle, descriptor)
+    {
+    }
+
+    public void Destroy()
+    {
+        _ = WinApi.DestroyWindow(Handle);
+    }
+}

samples/ControlCatalog.NetCore/NativeControls/Win/WinApi.cs

@@ -0,0 +1,73 @@
+using System;
+using System.Runtime.InteropServices;
+
+namespace ControlCatalog.NetCore;
+
+internal unsafe class WinApi
+{
+    public enum CommonControls : uint
+    {
+        ICC_LISTVIEW_CLASSES = 0x00000001, // listview, header
+        ICC_TREEVIEW_CLASSES = 0x00000002, // treeview, tooltips
+        ICC_BAR_CLASSES = 0x00000004, // toolbar, statusbar, trackbar, tooltips
+        ICC_TAB_CLASSES = 0x00000008, // tab, tooltips
+        ICC_UPDOWN_CLASS = 0x00000010, // updown
+        ICC_PROGRESS_CLASS = 0x00000020, // progress
+        ICC_HOTKEY_CLASS = 0x00000040, // hotkey
+        ICC_ANIMATE_CLASS = 0x00000080, // animate
+        ICC_WIN95_CLASSES = 0x000000FF,
+        ICC_DATE_CLASSES = 0x00000100, // month picker, date picker, time picker, updown
+        ICC_USEREX_CLASSES = 0x00000200, // comboex
+        ICC_COOL_CLASSES = 0x00000400, // rebar (coolbar) control
+        ICC_INTERNET_CLASSES = 0x00000800,
+        ICC_PAGESCROLLER_CLASS = 0x00001000, // page scroller
+        ICC_NATIVEFNTCTL_CLASS = 0x00002000, // native font control
+        ICC_STANDARD_CLASSES = 0x00004000,
+        ICC_LINK_CLASS = 0x00008000
+    }
+
+    [StructLayout(LayoutKind.Sequential)]
+    public struct INITCOMMONCONTROLSEX
+    {
+        public int dwSize;
+        public uint dwICC;
+    }
+
+    [DllImport("Comctl32.dll")]
+    public static extern void InitCommonControlsEx(ref INITCOMMONCONTROLSEX init);
+
+    [DllImport("user32.dll", SetLastError = true)]
+    public static extern bool DestroyWindow(IntPtr hwnd);
+
+    [DllImport("kernel32.dll")]
+    public static extern IntPtr LoadLibrary(string lib);
+
+
+    [DllImport("kernel32.dll")]
+    public static extern IntPtr GetModuleHandle(string lpModuleName);
+
+    [DllImport("user32.dll", SetLastError = true)]
+    public static extern IntPtr CreateWindowEx(
+        int dwExStyle,
+        string lpClassName,
+        string lpWindowName,
+        uint dwStyle,
+        int x,
+        int y,
+        int nWidth,
+        int nHeight,
+        IntPtr hWndParent,
+        IntPtr hMenu,
+        IntPtr hInstance,
+        IntPtr lpParam);
+
+    [StructLayout(LayoutKind.Sequential)]
+    public struct SETTEXTEX
+    {
+        public uint Flags;
+        public uint Codepage;
+    }
+
+    [DllImport("user32.dll", CharSet = CharSet.Unicode, EntryPoint = "SendMessageW")]
+    public static extern IntPtr SendMessage(IntPtr hWnd, int Msg, ref SETTEXTEX wParam, byte[] lParam);
+}

samples/ControlCatalog.NetCore/Program.cs

@@ -7,11 +7,12 @@ using System.Threading.Tasks;
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Controls.ApplicationLifetimes;
-using Avalonia.Dialogs;
 using Avalonia.Headless;
 using Avalonia.LogicalTree;
 using Avalonia.Threading;
 
+using ControlCatalog.Pages;
+
 namespace ControlCatalog.NetCore
 {
     static class Program
@@ -117,13 +118,17 @@ namespace ControlCatalog.NetCore
                     EnableMultitouch = true
                 })
                 .UseSkia()
-                .UseManagedSystemDialogs()
                 .AfterSetup(builder =>
                 {
                     builder.Instance!.AttachDevTools(new Avalonia.Diagnostics.DevToolsOptions()
                     {
                         StartupScreenIndex = 1,
                     });
+
+                    EmbedSample.Implementation = OperatingSystem.IsWindows() ? (INativeDemoControl)new EmbedSampleWin()
+                        : OperatingSystem.IsMacOS() ? new EmbedSampleMac()
+                        : OperatingSystem.IsLinux() ? new EmbedSampleGtk()
+                        : null;
                 })
                 .LogToTrace();
 

samples/ControlCatalog.NetCore/app.manifest

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
+  <assemblyIdentity version="1.0.0.0" name="ControlCatalog.app"/>
+
+  <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- A list of the Windows versions that this application has been tested on
+           and is designed to work with. Uncomment the appropriate elements
+           and Windows will automatically select the most compatible environment. -->
+
+      <!-- Windows Vista -->
+      <!--<supportedOS Id="{e2011457-1546-43c5-a5fe-008deee3d3f0}" />-->
+
+      <!-- Windows 7 -->
+      <!--<supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}" />-->
+
+      <!-- Windows 8 -->
+      <!--<supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}" />-->
+
+      <!-- Windows 8.1 -->
+      <!--<supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}" />-->
+
+      <!-- Windows 10 -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}" />
+
+    </application>
+  </compatibility>
+</assembly>

samples/ControlCatalog.NetCore/rd.xml

@@ -1,7 +0,0 @@
-<Directives>
-  <Application>
-    <Assembly Name="ControlCatalog" Dynamic="Required All"></Assembly>
-    <Assembly Name="Avalonia.Themes.Default" Dynamic="Required All"></Assembly>
-    <Assembly Name="Avalonia.Themes.Fluent" Dynamic="Required All"></Assembly>
-  </Application>
-</Directives>

samples/ControlCatalog.Web/App.razor.cs

@@ -7,6 +7,10 @@ public partial class App
     protected override void OnParametersSet()
     {
         WebAppBuilder.Configure<ControlCatalog.App>()
+            .AfterSetup(_ =>
+            {
+                ControlCatalog.Pages.EmbedSample.Implementation = new EmbedSampleWeb();
+            })
             .SetupWithSingleViewLifetime();
 
         base.OnParametersSet();

samples/ControlCatalog.Web/ControlCatalog.Web.csproj

@@ -1,15 +1,14 @@
 <Project Sdk="Microsoft.NET.Sdk.BlazorWebAssembly">
   <PropertyGroup>
     <TargetFramework>net6.0</TargetFramework>
-    <MSBuildEnableWorkloadResolver>false</MSBuildEnableWorkloadResolver>
     <Nullable>enable</Nullable>
-    <WasmBuildNative>True</WasmBuildNative>
+    <!--Temporal hack that fixes compilation in VS-->
+    <TypeScriptCompileBlocked>true</TypeScriptCompileBlocked>
+    <EmccTotalMemory>16777216</EmccTotalMemory>
+    <BlazorEnableTimeZoneSupport>false</BlazorEnableTimeZoneSupport>
+    <BlazorWebAssemblyPreserveCollationData>false</BlazorWebAssemblyPreserveCollationData>
   </PropertyGroup>
 
-  <ItemGroup>
-    <BlazorLinkerDescriptor Include="LinkerConfig.xml" />
-  </ItemGroup>
-
   <!-- In debug, make builds faster by reducing optimizations -->
   <PropertyGroup Condition="'$(Configuration)' == 'Debug'">
     <WasmNativeStrip>false</WasmNativeStrip>
@@ -23,19 +22,36 @@
     <EmccCompileOptimizationFlag>-O3</EmccCompileOptimizationFlag>
     <EmccLinkOptimizationFlag>-O3</EmccLinkOptimizationFlag>
     <RunAOTCompilation>false</RunAOTCompilation>
+    <DebuggerSupport>false</DebuggerSupport>
+    <EnableUnsafeBinaryFormatterSerialization>false</EnableUnsafeBinaryFormatterSerialization>
+    <EnableUnsafeUTF7Encoding>false</EnableUnsafeUTF7Encoding>
+    <EventSourceSupport>false</EventSourceSupport>
+    <HttpActivityPropagationSupport>false</HttpActivityPropagationSupport>
+    <InvariantGlobalization>true</InvariantGlobalization>
+    <MetadataUpdaterSupport>false</MetadataUpdaterSupport>
+    <UseNativeHttpHandler>true</UseNativeHttpHandler>
+    <UseSystemResourceKeys>true</UseSystemResourceKeys>
+    <PublishTrimmed>true</PublishTrimmed>
+    <TrimMode>link</TrimMode>
+    <TrimmerRemoveSymbols>true</TrimmerRemoveSymbols>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="6.0.0"/>
-    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="6.0.0" PrivateAssets="all"/>
+    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="6.0.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="6.0.0" PrivateAssets="all" />
   </ItemGroup>
 
-  <Import Project="..\..\src\Web\Avalonia.Web.Blazor\Avalonia.Web.Blazor.targets" />
-  <Import Project="..\..\src\Web\Avalonia.Web.Blazor\Avalonia.Web.Blazor.CompilationTuning.props" />
-
   <ItemGroup>
-    <ProjectReference Include="..\..\src\Web\Avalonia.Web.Blazor\Avalonia.Web.Blazor.csproj"/>
-    <ProjectReference Include="..\ControlCatalog\ControlCatalog.csproj"/>
+    <ProjectReference Include="..\..\src\Skia\Avalonia.Skia\Avalonia.Skia.csproj" />
+    <ProjectReference Include="..\..\src\Web\Avalonia.Web.Blazor\Avalonia.Web.Blazor.csproj" />
+    <ProjectReference Include="..\ControlCatalog\ControlCatalog.csproj" />
   </ItemGroup>
 
+  <Import Project="..\..\build\ReferenceCoreLibraries.props" />
+  <Import Project="..\..\build\BuildTargets.targets" />
+
+  <Import Project="..\..\src\Web\Avalonia.Web.Blazor\Avalonia.Web.Blazor.targets" />
+  <Import Project="..\..\src\Web\Avalonia.Web.Blazor\Avalonia.Web.Blazor.CompilationTuning.props" />
+
 </Project>
+

samples/ControlCatalog.Web/EmbedSample.Browser.cs

@@ -0,0 +1,34 @@
+using System;
+
+using Avalonia;
+using Avalonia.Platform;
+using Avalonia.Web.Blazor;
+
+using ControlCatalog.Pages;
+
+using Microsoft.JSInterop;
+
+namespace ControlCatalog.Web;
+
+public class EmbedSampleWeb : INativeDemoControl
+{
+    public IPlatformHandle CreateControl(bool isSecond, IPlatformHandle parent, Func<IPlatformHandle> createDefault)
+    {
+        var runtime = AvaloniaLocator.Current.GetRequiredService<IJSInProcessRuntime>();
+
+        if (isSecond)
+        {
+            var iframe = runtime.Invoke<IJSInProcessObjectReference>("document.createElement", "iframe");
+            iframe.InvokeVoid("setAttribute", "src", "https://www.youtube.com/embed/kZCIporjJ70");
+
+            return new JSObjectControlHandle(iframe);
+        }
+        else
+        {
+            // window.createAppButton source is defined in "app.js" file.
+            var button = runtime.Invoke<IJSInProcessObjectReference>("window.createAppButton");
+
+            return new JSObjectControlHandle(button);
+        }
+    }
+}

samples/ControlCatalog.Web/LinkerConfig.xml

@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>
-<!--
-  This file specifies which parts of the BCL or Blazor packages must not be
-  stripped by the IL Linker even if they aren't referenced by user code.
--->
-<linker>
-  <assembly fullname="mscorlib">
-    <!--
-      Preserve the methods in WasmRuntime because its methods are called by 
-      JavaScript client-side code to implement timers.
-      Fixes: https://github.com/dotnet/blazor/issues/239
-    -->
-    <type fullname="System.Threading.WasmRuntime"/>
-  </assembly>
-
-  <assembly fullname="System.Core">
-    <!--
-      System.Linq.Expressions* is required by Json.NET and any 
-      expression.Compile caller. The assembly isn't stripped.
-    -->
-    <type fullname="System.Linq.Expressions*"/>
-  </assembly>
-  <!--
-    In this example, the app's entry point assembly is listed. The assembly
-    isn't stripped by the IL Linker.
-  -->
-  <assembly fullname="ControlCatalog" preserve="All" />
-</linker>

samples/ControlCatalog.Web/Shared/MainLayout.razor.css

@@ -1,70 +0,0 @@
-.page {
-    position: relative;
-    display: flex;
-    flex-direction: column;
-}
-
-.main {
-    flex: 1;
-}
-
-.sidebar {
-    background-image: linear-gradient(180deg, rgb(5, 39, 103) 0%, #3a0647 70%);
-}
-
-.top-row {
-    background-color: #f7f7f7;
-    border-bottom: 1px solid #d6d5d5;
-    justify-content: flex-end;
-    height: 3.5rem;
-    display: flex;
-    align-items: center;
-}
-
-    .top-row ::deep a, .top-row .btn-link {
-        white-space: nowrap;
-        margin-left: 1.5rem;
-    }
-
-    .top-row a:first-child {
-        overflow: hidden;
-        text-overflow: ellipsis;
-    }
-
-@media (max-width: 640.98px) {
-    .top-row:not(.auth) {
-        display: none;
-    }
-
-    .top-row.auth {
-        justify-content: space-between;
-    }
-
-    .top-row a, .top-row .btn-link {
-        margin-left: 0;
-    }
-}
-
-@media (min-width: 641px) {
-    .page {
-        flex-direction: row;
-    }
-
-    .sidebar {
-        width: 250px;
-        height: 100vh;
-        position: sticky;
-        top: 0;
-    }
-
-    .top-row {
-        position: sticky;
-        top: 0;
-        z-index: 1;
-    }
-
-    .main > div {
-        padding-left: 2rem !important;
-        padding-right: 1.5rem !important;
-    }
-}

samples/ControlCatalog.Web/wwwroot/css/app.css

@@ -44,47 +44,13 @@ a, .btn-link {
     z-index: 1000;
 }
 
-    #blazor-error-ui .dismiss {
-        cursor: pointer;
-        position: absolute;
-        right: 0.75rem;
-        top: 0.5rem;
-    }
-
-.canvas-container {
-    opacity:1;
-    background-color:#ccc;
-    position:fixed;
-    width:100%;
-    height:100%;
-    top:0px;
-    left:0px;
-    z-index:500;
-}
-
-canvas
-{
-    opacity:1;
-    background-color:#ccc;
-    position:fixed;
-    width:100%;
-    height:100%;
-    top:0px;
-    left:0px;
-    z-index:500;
+#blazor-error-ui .dismiss {
+    cursor: pointer;
+    position: absolute;
+    right: 0.75rem;
+    top: 0.5rem;
 }
 
 #app, .page {
     height: 100%;
 }
-
-.overlay{
-    opacity:0.0;
-    background-color:#ccc;
-    position:fixed;
-    width:100vw;
-    height:100vh;
-    top:0px;
-    left:0px;
-    z-index:1000;
-}

samples/ControlCatalog.Web/wwwroot/js/app.js

@@ -1 +1,10 @@
-
+window.createAppButton = function () {
+    var button = document.createElement('button');
+    button.innerText = 'Hello world';
+    var clickCount = 0;
+    button.onclick = () => {
+        clickCount++;
+        button.innerText = 'Click count ' + clickCount;
+    };
+    return button;
+}

samples/ControlCatalog.iOS.Legacy/AppDelegate.cs

@@ -1,15 +0,0 @@
-using Avalonia.iOS;
-using Foundation;
-using UIKit;
-
-namespace ControlCatalog.iOS.Legacy
-{
-    // The UIApplicationDelegate for the application. This class is responsible for launching the 
-    // User Interface of the application, as well as listening (and optionally responding) to 
-    // application events from iOS.
-    [Register("AppDelegate")]
-    public partial class AppDelegate : AvaloniaAppDelegate<App>
-    {
-        
-    }
-}

samples/ControlCatalog.iOS.Legacy/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -1,117 +0,0 @@
-{
-  "images": [
-    {
-      "scale": "2x",
-      "size": "20x20",
-      "idiom": "iphone",
-      "filename": "Icon40.png"
-    },
-    {
-      "scale": "3x",
-      "size": "20x20",
-      "idiom": "iphone",
-      "filename": "Icon60.png"
-    },
-    {
-      "scale": "2x",
-      "size": "29x29",
-      "idiom": "iphone",
-      "filename": "Icon58.png"
-    },
-    {
-      "scale": "3x",
-      "size": "29x29",
-      "idiom": "iphone",
-      "filename": "Icon87.png"
-    },
-    {
-      "scale": "2x",
-      "size": "40x40",
-      "idiom": "iphone",
-      "filename": "Icon80.png"
-    },
-    {
-      "scale": "3x",
-      "size": "40x40",
-      "idiom": "iphone",
-      "filename": "Icon120.png"
-    },
-    {
-      "scale": "2x",
-      "size": "60x60",
-      "idiom": "iphone",
-      "filename": "Icon120.png"
-    },
-    {
-      "scale": "3x",
-      "size": "60x60",
-      "idiom": "iphone",
-      "filename": "Icon180.png"
-    },
-    {
-      "scale": "1x",
-      "size": "20x20",
-      "idiom": "ipad",
-      "filename": "Icon20.png"
-    },
-    {
-      "scale": "2x",
-      "size": "20x20",
-      "idiom": "ipad",
-      "filename": "Icon40.png"
-    },
-    {
-      "scale": "1x",
-      "size": "29x29",
-      "idiom": "ipad",
-      "filename": "Icon29.png"
-    },
-    {
-      "scale": "2x",
-      "size": "29x29",
-      "idiom": "ipad",
-      "filename": "Icon58.png"
-    },
-    {
-      "scale": "1x",
-      "size": "40x40",
-      "idiom": "ipad",
-      "filename": "Icon40.png"
-    },
-    {
-      "scale": "2x",
-      "size": "40x40",
-      "idiom": "ipad",
-      "filename": "Icon80.png"
-    },
-    {
-      "scale": "1x",
-      "size": "76x76",
-      "idiom": "ipad",
-      "filename": "Icon76.png"
-    },
-    {
-      "scale": "2x",
-      "size": "76x76",
-      "idiom": "ipad",
-      "filename": "Icon152.png"
-    },
-    {
-      "scale": "2x",
-      "size": "83.5x83.5",
-      "idiom": "ipad",
-      "filename": "Icon167.png"
-    },
-    {
-      "scale": "1x",
-      "size": "1024x1024",
-      "idiom": "ios-marketing",
-      "filename": "Icon1024.png"
-    }
-  ],
-  "properties": {},
-  "info": {
-    "version": 1,
-    "author": "xcode"
-  }
-}

samples/ControlCatalog.iOS.Legacy/ControlCatalog.iOS.Legacy.csproj

@@ -1,99 +0,0 @@
-<Project Sdk="Xamarin.Legacy.Sdk">
-    <PropertyGroup>
-        <TargetFramework>xamarin.ios10</TargetFramework>
-        <SupportedOSPlatformVersion>15.0</SupportedOSPlatformVersion>
-        <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
-        <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-        <Platform Condition=" '$(Platform)' == '' ">iPhoneSimulator</Platform>
-        <ProjectGuid>{3AF75F00-B497-4517-9491-922173DE216E}</ProjectGuid>
-        <ProjectTypeGuids>{FEACFBD2-3405-455C-9665-78FE426C6842};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
-        <OutputType>Exe</OutputType>
-        <RootNamespace>ControlCatalog.iOS.Legacy</RootNamespace>
-        <IPhoneResourcePrefix>Resources</IPhoneResourcePrefix>
-        <AssemblyName>ControlCatalog.iOS.Legacy</AssemblyName>
-        <MtouchHttpClientHandler>NSUrlSessionHandler</MtouchHttpClientHandler>
-        <ProvisioningType>manual</ProvisioningType>
-        <MtouchInterpreter>-all</MtouchInterpreter>
-    </PropertyGroup>
-    <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|iPhoneSimulator' ">
-        <DebugSymbols>true</DebugSymbols>
-        <DebugType>full</DebugType>
-        <Optimize>false</Optimize>
-        <OutputPath>bin\iPhoneSimulator\Debug</OutputPath>
-        <DefineConstants>DEBUG</DefineConstants>
-        <ErrorReport>prompt</ErrorReport>
-        <WarningLevel>4</WarningLevel>
-        <ConsolePause>false</ConsolePause>
-        <MtouchArch>x86_64</MtouchArch>
-        <MtouchLink>None</MtouchLink>
-        <MtouchDebug>true</MtouchDebug>
-    </PropertyGroup>
-    <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|iPhoneSimulator' ">
-        <DebugType>none</DebugType>
-        <Optimize>true</Optimize>
-        <OutputPath>bin\iPhoneSimulator\Release</OutputPath>
-        <ErrorReport>prompt</ErrorReport>
-        <WarningLevel>4</WarningLevel>
-        <MtouchLink>None</MtouchLink>
-        <MtouchArch>x86_64</MtouchArch>
-        <ConsolePause>false</ConsolePause>
-    </PropertyGroup>
-    <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|iPhone' ">
-        <DebugSymbols>true</DebugSymbols>
-        <DebugType>full</DebugType>
-        <Optimize>false</Optimize>
-        <OutputPath>bin\iPhone\Debug</OutputPath>
-        <DefineConstants>DEBUG</DefineConstants>
-        <ErrorReport>prompt</ErrorReport>
-        <WarningLevel>4</WarningLevel>
-        <ConsolePause>false</ConsolePause>
-        <MtouchArch>ARM64</MtouchArch>
-        <CodesignEntitlements>Entitlements.plist</CodesignEntitlements>
-        <MtouchDebug>true</MtouchDebug>
-    </PropertyGroup>
-    <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|iPhone' ">
-        <DebugType>none</DebugType>
-        <Optimize>true</Optimize>
-        <OutputPath>bin\iPhone\Release</OutputPath>
-        <ErrorReport>prompt</ErrorReport>
-        <WarningLevel>4</WarningLevel>
-        <CodesignEntitlements>Entitlements.plist</CodesignEntitlements>
-        <MtouchArch>ARM64</MtouchArch>
-        <ConsolePause>false</ConsolePause>
-    </PropertyGroup>
-    <ItemGroup>
-        <None Include="Info.plist" />
-        <Content Include="Entitlements.plist" />
-    </ItemGroup>
-    <ItemGroup>
-        <Reference Include="System" />
-        <Reference Include="System.Xml" />
-        <Reference Include="System.Core" />
-        <Reference Include="Xamarin.iOS" />
-    </ItemGroup>
-    <ItemGroup>
-        <ImageAsset Include="Assets.xcassets\AppIcon.appiconset\Contents.json">
-            <Visible>false</Visible>
-        </ImageAsset>
-    </ItemGroup>
-    <ItemGroup>
-        <Folder Include="Resources\" />
-    </ItemGroup>
-    <ItemGroup>
-      <ProjectReference Include="..\..\src\Avalonia.Controls\Avalonia.Controls.csproj">
-        <Project>{d2221c82-4a25-4583-9b43-d791e3f6820c}</Project>
-        <Name>Avalonia.Controls</Name>
-      </ProjectReference>
-      <ProjectReference Include="..\..\src\iOS\Avalonia.iOS\Avalonia.iOS.csproj">
-        <Project>{4488ad85-1495-4809-9aa4-ddfe0a48527e}</Project>
-        <Name>Avalonia.iOS</Name>
-      </ProjectReference>
-      <ProjectReference Include="..\ControlCatalog\ControlCatalog.csproj">
-        <Project>{d0a739b9-3c68-4ba6-a328-41606954b6bd}</Project>
-        <Name>ControlCatalog</Name>
-      </ProjectReference>
-    </ItemGroup>
-<!--  <Import Project="..\..\build\LegacyProject.targets" />-->
-<!--  <Import Project="..\..\build\SkiaSharp.props" />-->
-<!--  <Import Project="..\..\build\HarfBuzzSharp.props" />-->
-</Project>

samples/ControlCatalog.iOS.Legacy/Entitlements.plist

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-<plist version="1.0">
-    <dict>
-    </dict>
-</plist>

samples/ControlCatalog.iOS.Legacy/Info.plist

@@ -1,47 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-<plist version="1.0">
-<dict>
-    <key>CFBundleDisplayName</key>
-    <string>ControlCatalog</string>
-    <key>CFBundleIdentifier</key>
-    <string>com.companyname.ControlCatalog.iOS</string>
-    <key>CFBundleShortVersionString</key>
-    <string>1.0</string>
-    <key>CFBundleVersion</key>
-    <string>1.0</string>
-    <key>LSRequiresIPhoneOS</key>
-    <true/>
-    <key>MinimumOSVersion</key>
-        <string>15.0</string>
-    <key>UIDeviceFamily</key>
-    <array>
-        <integer>1</integer><integer>2</integer>
-    </array>
-    <key>UILaunchStoryboardName</key>
-    <string>LaunchScreen</string>
-    <key>UIRequiredDeviceCapabilities</key>
-    <array>
-        <string>armv7</string>
-    </array>
-    <key>UISupportedInterfaceOrientations</key>
-    <array>
-        <string>UIInterfaceOrientationPortrait</string>
-        <string>UIInterfaceOrientationLandscapeLeft</string>
-        <string>UIInterfaceOrientationLandscapeRight</string>
-    </array>
-    <key>UISupportedInterfaceOrientations~ipad</key>
-    <array>
-        <string>UIInterfaceOrientationPortrait</string>
-        <string>UIInterfaceOrientationPortraitUpsideDown</string>
-        <string>UIInterfaceOrientationLandscapeLeft</string>
-        <string>UIInterfaceOrientationLandscapeRight</string>
-    </array>
-    <key>XSAppIconAssets</key>
-    <string>Assets.xcassets/AppIcon.appiconset</string>
-    <key>UIStatusBarHidden</key>
-    <true/>
-    <key>UIViewControllerBasedStatusBarAppearance</key>
-    <false/>
-</dict>
-</plist>

samples/ControlCatalog.iOS.Legacy/Main.cs

@@ -1,15 +0,0 @@
-using UIKit;
-
-namespace ControlCatalog.iOS.Legacy
-{
-    public class Application
-    {
-        // This is the main entry point of the application.
-        static void Main(string[] args)
-        {
-            // if you want to use a different Application Delegate class from "AppDelegate"
-            // you can specify it here.
-            UIApplication.Main(args, null, "AppDelegate");
-        }
-    }
-}

samples/ControlCatalog.iOS.Legacy/Resources/LaunchScreen.xib

@@ -1,43 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="6214" systemVersion="14A314h" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES">
-    <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="6207" />
-        <capability name="Constraints with non-1.0 multipliers" minToolsVersion="5.1" />
-    </dependencies>
-    <objects>
-        <placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner" />
-        <placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder" />
-        <view contentMode="scaleToFill" id="iN0-l3-epB">
-            <rect key="frame" x="0.0" y="0.0" width="480" height="480" />
-            <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES" />
-            <subviews>
-                <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="  Copyright (c) 2022 " textAlignment="center" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines"
-                    minimumFontSize="9" translatesAutoresizingMaskIntoConstraints="NO" id="8ie-xW-0ye">
-                    <rect key="frame" x="20" y="439" width="441" height="21" />
-                    <fontDescription key="fontDescription" type="system" pointSize="17" />
-                    <color key="textColor" cocoaTouchSystemColor="darkTextColor" />
-                    <nil key="highlightedColor" />
-                </label>
-                <label opaque="NO" clipsSubviews="YES" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="ControlCatalog.iOS.Legacy" textAlignment="center" lineBreakMode="middleTruncation" baselineAdjustment="alignBaselines"
-                    minimumFontSize="18" translatesAutoresizingMaskIntoConstraints="NO" id="kId-c2-rCX">
-                    <rect key="frame" x="20" y="140" width="441" height="43" />
-                    <fontDescription key="fontDescription" type="boldSystem" pointSize="36" />
-                    <color key="textColor" cocoaTouchSystemColor="darkTextColor" />
-                    <nil key="highlightedColor" />
-                </label>
-            </subviews>
-            <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite" />
-            <constraints>
-                <constraint firstItem="kId-c2-rCX" firstAttribute="centerY" secondItem="iN0-l3-epB" secondAttribute="bottom" multiplier="1/3" constant="1" id="5cJ-9S-tgC" />
-                <constraint firstAttribute="centerX" secondItem="kId-c2-rCX" secondAttribute="centerX" id="Koa-jz-hwk" />
-                <constraint firstAttribute="bottom" secondItem="8ie-xW-0ye" secondAttribute="bottom" constant="20" id="Kzo-t9-V3l" />
-                <constraint firstItem="8ie-xW-0ye" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="20" symbolic="YES" id="MfP-vx-nX0" />
-                <constraint firstAttribute="centerX" secondItem="8ie-xW-0ye" secondAttribute="centerX" id="ZEH-qu-HZ9" />
-                <constraint firstItem="kId-c2-rCX" firstAttribute="leading" secondItem="iN0-l3-epB" secondAttribute="leading" constant="20" symbolic="YES" id="fvb-Df-36g" />
-            </constraints>
-            <nil key="simulatedStatusBarMetrics" />
-            <freeformSimulatedSizeMetrics key="simulatedDestinationMetrics" />
-            <point key="canvasLocation" x="548" y="455" />
-        </view>
-    </objects>
-</document>

samples/ControlCatalog.iOS/AppDelegate.cs

@@ -13,6 +13,13 @@ namespace ControlCatalog
     [Register("AppDelegate")]
     public partial class AppDelegate : AvaloniaAppDelegate<App>
     {
-        
+        protected override AppBuilder CustomizeAppBuilder(AppBuilder builder)
+        {
+            return base.CustomizeAppBuilder(builder)
+                .AfterSetup(_ =>
+                {
+                    Pages.EmbedSample.Implementation = new EmbedSampleIOS();
+                });
+        }
     }
 }

samples/ControlCatalog.iOS/ControlCatalog.iOS.csproj

@@ -7,10 +7,10 @@
     <!-- temporal workaround for our GL interface backend -->
     <UseInterpreter>True</UseInterpreter>
     <RuntimeIdentifier>iossimulator-x64</RuntimeIdentifier>
-<!--    <RuntimeIdentifier>ios-arm64</RuntimeIdentifier>-->
+    <!--    <RuntimeIdentifier>ios-arm64</RuntimeIdentifier>-->
   </PropertyGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\src\iOS\Avalonia.iOS\Avalonia.iOS.csproj" />
     <ProjectReference Include="..\ControlCatalog\ControlCatalog.csproj" />
   </ItemGroup>
-</Project>
+</Project>

samples/ControlCatalog.iOS/EmbedSample.iOS.cs

@@ -0,0 +1,38 @@
+using System;
+using Avalonia.Platform;
+using CoreGraphics;
+using Foundation;
+using UIKit;
+using WebKit;
+using Avalonia.iOS;
+using ControlCatalog.Pages;
+
+namespace ControlCatalog;
+
+public class EmbedSampleIOS : INativeDemoControl
+{
+    public IPlatformHandle CreateControl(bool isSecond, IPlatformHandle parent, Func<IPlatformHandle> createDefault)
+    {
+        if (isSecond)
+        {
+            var webView = new WKWebView(CGRect.Empty, new WKWebViewConfiguration());
+            webView.LoadRequest(new NSUrlRequest(new NSUrl("https://www.apple.com/")));
+
+            return new UIViewControlHandle(webView);
+        }
+        else
+        {
+            var button = new UIButton();
+            var clickCount = 0;
+            button.SetTitle("Hello world", UIControlState.Normal);
+            button.BackgroundColor = UIColor.Blue;
+            button.AddTarget((_, _) =>
+            {
+                clickCount++;
+                button.SetTitle($"Click count {clickCount}", UIControlState.Normal);
+            }, UIControlEvent.TouchDown);
+
+            return new UIViewControlHandle(button);
+        }
+    }
+}

samples/ControlCatalog.iOS/Info.plist

@@ -5,7 +5,7 @@
 	<key>CFBundleDisplayName</key>
 	<string>ControlCatalog.iOS</string>
 	<key>CFBundleIdentifier</key>
-	<string>com.companyname.ControlCatalog.iOS</string>
+	<string>Avalonia.ControlCatalog</string>
 	<key>CFBundleShortVersionString</key>
 	<string>1.0</string>
 	<key>CFBundleVersion</key>
@@ -39,9 +39,9 @@
 		<string>UIInterfaceOrientationLandscapeLeft</string>
 		<string>UIInterfaceOrientationLandscapeRight</string>
 	</array>
-    <key>UIStatusBarHidden</key>
-    <true/>
-    <key>UIViewControllerBasedStatusBarAppearance</key>
-    <false/>
+	<key>UIStatusBarHidden</key>
+	<true/>
+	<key>UIViewControllerBasedStatusBarAppearance</key>
+	<false/>
 </dict>
 </plist>

samples/ControlCatalog/App.xaml.cs

@@ -18,6 +18,16 @@ namespace ControlCatalog
             DataContext = new ApplicationViewModel();
         }
 
+        public static readonly StyleInclude ColorPickerFluent = new StyleInclude(new Uri("avares://ControlCatalog/Styles"))
+        {
+            Source = new Uri("avares://Avalonia.Controls.ColorPicker/Themes/Fluent/Fluent.xaml")
+        };
+
+        public static readonly StyleInclude ColorPickerDefault = new StyleInclude(new Uri("avares://ControlCatalog/Styles"))
+        {
+            Source = new Uri("avares://Avalonia.Controls.ColorPicker/Themes/Default/Default.xaml")
+        };
+
         public static readonly StyleInclude DataGridFluent = new StyleInclude(new Uri("avares://ControlCatalog/Styles"))
         {
             Source = new Uri("avares://Avalonia.Controls.DataGrid/Themes/Fluent.xaml")
@@ -69,7 +79,8 @@ namespace ControlCatalog
         public override void Initialize()
         {
             Styles.Insert(0, Fluent);
-            Styles.Insert(1, DataGridFluent);
+            Styles.Insert(1, ColorPickerFluent);
+            Styles.Insert(2, DataGridFluent);
             AvaloniaXamlLoader.Load(this);
         }
 

samples/ControlCatalog/ControlCatalog.csproj

@@ -1,7 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>    
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <Nullable>enable</Nullable>    
   </PropertyGroup>
   <ItemGroup>
     <Compile Update="**\*.xaml.cs">
@@ -13,6 +14,9 @@
     <AvaloniaResource Include="Assets\*" />
     <AvaloniaResource Include="Assets\Fonts\*" />
   </ItemGroup>
+  <ItemGroup>
+    <None Remove="Pages\NativeEmbedPage.xaml" />
+  </ItemGroup>
   <ItemGroup>
     <EmbeddedResource Include="Assets\Fonts\SourceSansPro-Bold.ttf" />
     <EmbeddedResource Include="Assets\Fonts\SourceSansPro-BoldItalic.ttf" />
@@ -23,10 +27,25 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\packages\Avalonia\Avalonia.csproj" />
+    <ProjectReference Include="..\..\src\Avalonia.Controls.ColorPicker\Avalonia.Controls.ColorPicker.csproj" />
     <ProjectReference Include="..\..\src\Avalonia.Controls.DataGrid\Avalonia.Controls.DataGrid.csproj" />
+    <ProjectReference Include="..\..\src\Avalonia.Themes.Default\Avalonia.Themes.Default.csproj" />
+    <ProjectReference Include="..\..\src\Avalonia.Themes.Fluent\Avalonia.Themes.Fluent.csproj" />
     <ProjectReference Include="..\MiniMvvm\MiniMvvm.csproj" />
     <ProjectReference Include="..\SampleControls\ControlSamples.csproj" />
   </ItemGroup>
 
+  <ItemGroup>
+    <AvaloniaResource Update="Pages\NativeEmbedPage.xaml">
+      <Generator>MSBuild:Compile</Generator>
+    </AvaloniaResource>
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Update="Pages\NativeEmbedPage.xaml.cs">
+      <DependentUpon>%(Filename)</DependentUpon>
+    </Compile>
+  </ItemGroup>
+
   <Import Project="..\..\build\BuildTargets.targets" />
 </Project>

samples/ControlCatalog/Converter/MathSubtractConverter.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Globalization;
+using Avalonia.Data.Converters;
+
+namespace ControlCatalog.Converter;
+
+public class MathSubtractConverter : IValueConverter
+{
+    public object Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
+    {
+        if (value is double dv && parameter is double dp)
+        {
+            return dv - dp;
+        }
+        return double.NaN;
+    }
+
+    public object ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
+    {
+        throw new NotSupportedException();
+    }
+}

samples/ControlCatalog/DecoratedWindow.xaml.cs

@@ -15,7 +15,7 @@ namespace ControlCatalog
 
         void SetupSide(string name, StandardCursorType cursor, WindowEdge edge)
         {
-            var ctl = this.FindControl<Control>(name);
+            var ctl = this.Get<Control>(name);
             ctl.Cursor = new Cursor(cursor);
             ctl.PointerPressed += (i, e) =>
             {
@@ -26,7 +26,7 @@ namespace ControlCatalog
         private void InitializeComponent()
         {
             AvaloniaXamlLoader.Load(this);
-            this.FindControl<Control>("TitleBar").PointerPressed += (i, e) =>
+            this.Get<Control>("TitleBar").PointerPressed += (i, e) =>
             {
                 PlatformImpl?.BeginMoveDrag(e);
             };
@@ -38,12 +38,12 @@ namespace ControlCatalog
             SetupSide("TopRight", StandardCursorType.TopRightCorner, WindowEdge.NorthEast);
             SetupSide("BottomLeft", StandardCursorType.BottomLeftCorner, WindowEdge.SouthWest);
             SetupSide("BottomRight", StandardCursorType.BottomRightCorner, WindowEdge.SouthEast);
-            this.FindControl<Button>("MinimizeButton").Click += delegate { this.WindowState = WindowState.Minimized; };
-            this.FindControl<Button>("MaximizeButton").Click += delegate
+            this.Get<Button>("MinimizeButton").Click += delegate { this.WindowState = WindowState.Minimized; };
+            this.Get<Button>("MaximizeButton").Click += delegate
             {
                 WindowState = WindowState == WindowState.Maximized ? WindowState.Normal : WindowState.Maximized;
             };
-            this.FindControl<Button>("CloseButton").Click += delegate
+            this.Get<Button>("CloseButton").Click += delegate
             {
                 Close();
             };

samples/ControlCatalog/MainView.xaml

@@ -2,8 +2,8 @@
              xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:controls="clr-namespace:ControlSamples;assembly=ControlSamples"
-             xmlns:pages="clr-namespace:ControlCatalog.Pages"
-             xmlns:models="clr-namespace:ControlCatalog.Models">
+             xmlns:models="clr-namespace:ControlCatalog.Models"
+             xmlns:pages="clr-namespace:ControlCatalog.Pages">
   <Grid>
     <Grid.Styles>
       <Style Selector="TextBlock.h2">
@@ -43,6 +43,9 @@
       <TabItem Header="Clipboard">
         <pages:ClipboardPage />
       </TabItem>
+      <TabItem Header="ColorPicker">
+        <pages:ColorPickerPage />
+      </TabItem>
       <TabItem Header="ComboBox">
         <pages:ComboBoxPage />
       </TabItem>
@@ -145,12 +148,18 @@
       <TabItem Header="ToolTip">
         <pages:ToolTipPage />
       </TabItem>
+      <TabItem Header="TransitioningContentControl">
+        <pages:TransitioningContentControlPage />
+      </TabItem>
       <TabItem Header="TreeView">
         <pages:TreeViewPage />
       </TabItem>
       <TabItem Header="Viewbox">
         <pages:ViewboxPage />
       </TabItem>
+      <TabItem Header="Native Embed">
+        <pages:NativeEmbedPage />
+      </TabItem>
       <TabItem Header="Window Customizations">
         <pages:WindowCustomizationsPage />
       </TabItem>
@@ -187,6 +196,14 @@
                 <WindowTransparencyLevel>Mica</WindowTransparencyLevel>
               </ComboBox.Items>
             </ComboBox>
+            <ComboBox x:Name="FlowDirection"
+                      HorizontalAlignment="Stretch"
+                      SelectedIndex="0">
+              <ComboBox.Items>
+                <FlowDirection>LeftToRight</FlowDirection>
+                <FlowDirection>RightToLeft</FlowDirection>
+              </ComboBox.Items>
+            </ComboBox>
             <ComboBox HorizontalAlignment="Stretch"
                       Items="{Binding WindowStates}"
                       SelectedItem="{Binding WindowState}" />

samples/ControlCatalog/MainView.xaml.cs

@@ -18,9 +18,9 @@ namespace ControlCatalog
         {
             AvaloniaXamlLoader.Load(this);
 
-            var sideBar = this.FindControl<TabControl>("Sidebar");
+            var sideBar = this.Get<TabControl>("Sidebar");
 
-            if (AvaloniaLocator.Current.GetService<IRuntimePlatform>().GetRuntimeInfo().IsDesktop)
+            if (AvaloniaLocator.Current?.GetService<IRuntimePlatform>()?.GetRuntimeInfo().IsDesktop == true)
             {
                 IList tabItems = ((IList)sideBar.Items);
                 tabItems.Add(new TabItem()
@@ -36,7 +36,7 @@ namespace ControlCatalog
 
             }
 
-            var themes = this.Find<ComboBox>("Themes");
+            var themes = this.Get<ComboBox>("Themes");
             themes.SelectionChanged += (sender, e) =>
             {
                 if (themes.SelectedItem is CatalogTheme theme)
@@ -49,7 +49,8 @@ namespace ControlCatalog
                             App.Fluent.Mode = FluentThemeMode.Light;
                         }
                         Application.Current.Styles[0] = App.Fluent;
-                        Application.Current.Styles[1] = App.DataGridFluent;
+                        Application.Current.Styles[1] = App.ColorPickerFluent;
+                        Application.Current.Styles[2] = App.DataGridFluent;
                     }
                     else if (theme == CatalogTheme.FluentDark)
                     {
@@ -59,24 +60,36 @@ namespace ControlCatalog
                             App.Fluent.Mode = FluentThemeMode.Dark;
                         }
                         Application.Current.Styles[0] = App.Fluent;
-                        Application.Current.Styles[1] = App.DataGridFluent;
+                        Application.Current.Styles[1] = App.ColorPickerFluent;
+                        Application.Current.Styles[2] = App.DataGridFluent;
                     }
                     else if (theme == CatalogTheme.DefaultLight)
                     {
                         App.Default.Mode = Avalonia.Themes.Default.SimpleThemeMode.Light;
                         Application.Current.Styles[0] = App.DefaultLight;
-                        Application.Current.Styles[1] = App.DataGridDefault;
+                        Application.Current.Styles[1] = App.ColorPickerDefault;
+                        Application.Current.Styles[2] = App.DataGridDefault;
                     }
                     else if (theme == CatalogTheme.DefaultDark)
                     {
                         App.Default.Mode = Avalonia.Themes.Default.SimpleThemeMode.Dark;
                         Application.Current.Styles[0] = App.DefaultDark;
-                        Application.Current.Styles[1] = App.DataGridDefault;
+                        Application.Current.Styles[1] = App.ColorPickerDefault;
+                        Application.Current.Styles[2] = App.DataGridDefault;
                     }
                 }
             };
 
-            var decorations = this.Find<ComboBox>("Decorations");
+            var flowDirections = this.Get<ComboBox>("FlowDirection");
+            flowDirections.SelectionChanged += (sender, e) =>
+            {
+                if (flowDirections.SelectedItem is FlowDirection flowDirection)
+                {
+                    this.FlowDirection = flowDirection;
+                }
+            };
+
+            var decorations = this.Get<ComboBox>("Decorations");
             decorations.SelectionChanged += (sender, e) =>
             {
                 if (VisualRoot is Window window
@@ -86,8 +99,8 @@ namespace ControlCatalog
                 }
             };
 
-            var transparencyLevels = this.Find<ComboBox>("TransparencyLevels");
-            IDisposable backgroundSetter = null, paneBackgroundSetter = null;
+            var transparencyLevels = this.Get<ComboBox>("TransparencyLevels");
+            IDisposable? backgroundSetter = null, paneBackgroundSetter = null;
             transparencyLevels.SelectionChanged += (sender, e) =>
             {
                 backgroundSetter?.Dispose();
@@ -105,7 +118,7 @@ namespace ControlCatalog
         protected override void OnAttachedToVisualTree(VisualTreeAttachmentEventArgs e)
         {
             base.OnAttachedToVisualTree(e);
-            var decorations = this.Find<ComboBox>("Decorations");
+            var decorations = this.Get<ComboBox>("Decorations");
             if (VisualRoot is Window window)
                 decorations.SelectedIndex = (int)window.SystemDecorations;
         }

samples/ControlCatalog/MainWindow.xaml.cs

@@ -12,7 +12,7 @@ namespace ControlCatalog
     public class MainWindow : Window
     {
         private WindowNotificationManager _notificationArea;
-        private NativeMenu _recentMenu;
+        private NativeMenu? _recentMenu;
 
         public MainWindow()
         {
@@ -28,9 +28,7 @@ namespace ControlCatalog
             };
 
             DataContext = new MainWindowViewModel(_notificationArea);
-            _recentMenu = ((NativeMenu.GetMenu(this).Items[0] as NativeMenuItem).Menu.Items[2] as NativeMenuItem).Menu;
-
-            ExtendClientAreaChromeHints = Avalonia.Platform.ExtendClientAreaChromeHints.OSXThickTitleBar;
+            _recentMenu = ((NativeMenu.GetMenu(this)?.Items[0] as NativeMenuItem)?.Menu?.Items[2] as NativeMenuItem)?.Menu;
         }
 
         public static string MenuQuitHeader => RuntimeInformation.IsOSPlatform(OSPlatform.OSX) ? "Quit Avalonia" : "E_xit";
@@ -41,7 +39,7 @@ namespace ControlCatalog
 
         public void OnOpenClicked(object sender, EventArgs args)
         {
-            _recentMenu.Items.Insert(0, new NativeMenuItem("Item " + (_recentMenu.Items.Count + 1)));
+            _recentMenu?.Items.Insert(0, new NativeMenuItem("Item " + (_recentMenu.Items.Count + 1)));
         }
 
         public void OnCloseClicked(object sender, EventArgs args)

samples/ControlCatalog/Models/Countries.cs

@@ -237,7 +237,7 @@ namespace ControlCatalog.Models
             yield return new Country("Zimbabwe", "SUB-SAHARAN AFRICA", 12236805, 390580, 31.3, 0, 0, 67.69, 1900, 90.7, 26.8, 28.01, 21.84);
         }
 
-        static IReadOnlyList<Country> _all;
+        static IReadOnlyList<Country>? _all;
 
         public static IReadOnlyList<Country> All
         {
@@ -253,4 +253,4 @@ namespace ControlCatalog.Models
 
         }
     }
-}
+}

samples/ControlCatalog/Models/GDPValueConverter.cs

@@ -14,7 +14,7 @@ namespace ControlCatalog.Models
 {
     public class GDPValueConverter : IValueConverter
     {
-        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
         {
             if (value is int gdp)
             {
@@ -29,7 +29,7 @@ namespace ControlCatalog.Models
             return value;
         }
 
-        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
         {
             throw new NotImplementedException();
         }