Merge branch 'master' into Issue3825

src/Avalonia.Native/AvaloniaNativePlatform.cs

@@ -110,11 +110,20 @@ namespace Avalonia.Native
                 .Bind<ISystemDialogImpl>().ToConstant(new SystemDialogs(_factory.CreateSystemDialogs()))
                 .Bind<PlatformHotkeyConfiguration>().ToConstant(new PlatformHotkeyConfiguration(KeyModifiers.Meta))
                 .Bind<IMountedVolumeInfoProvider>().ToConstant(new MacOSMountedVolumeInfoProvider())
-                .Bind<IPlatformDragSource>().ToConstant(new AvaloniaNativeDragSource(_factory))
+                .Bind<IPlatformDragSource>().ToConstant(new AvaloniaNativeDragSource(_factory));
-                ;
+
             if (_options.UseGpu)
-                AvaloniaLocator.CurrentMutable.Bind<IWindowingPlatformGlFeature>()
+            {
-                    .ToConstant(_glFeature = new GlPlatformFeature(_factory.ObtainGlDisplay()));
+                try
+                {
+                    AvaloniaLocator.CurrentMutable.Bind<IWindowingPlatformGlFeature>()
+                        .ToConstant(_glFeature = new GlPlatformFeature(_factory.ObtainGlDisplay()));
+                }
+                catch (Exception)
+                {
+                    // ignored
+                }
+            }
         }
 
         public IWindowImpl CreateWindow()

src/Avalonia.Native/WindowImplBase.cs

@@ -351,12 +351,12 @@ namespace Avalonia.Native
 
         public Point PointToClient(PixelPoint point)
         {
-            return _native.PointToClient(point.ToAvnPoint()).ToAvaloniaPoint();
+            return _native?.PointToClient(point.ToAvnPoint()).ToAvaloniaPoint() ?? default;
         }
 
         public PixelPoint PointToScreen(Point point)
         {
-            return _native.PointToScreen(point.ToAvnPoint()).ToAvaloniaPixelPoint();
+            return _native?.PointToScreen(point.ToAvnPoint()).ToAvaloniaPixelPoint() ?? default;
         }
 
         public void Hide()

src/Markup/Avalonia.Markup.Xaml.Loader/CompilerExtensions/Transformers/AvaloniaXamlIlDataContextTypeTransformer.cs

@@ -24,7 +24,6 @@ namespace Avalonia.Markup.Xaml.XamlIl.CompilerExtensions.Transformers
             {
                 AvaloniaXamlIlDataContextTypeMetadataNode inferredDataContextTypeNode = null;
                 AvaloniaXamlIlDataContextTypeMetadataNode directiveDataContextTypeNode = null;
-                bool isDataTemplate = on.Type.GetClrType().Equals(context.GetAvaloniaTypes().DataTemplate);
 
                 for (int i = 0; i < on.Children.Count; ++i)
                 {
@@ -57,7 +56,7 @@ namespace Avalonia.Markup.Xaml.XamlIl.CompilerExtensions.Transformers
                         {
                             inferredDataContextTypeNode = ParseDataContext(context, on, obj);
                         }
-                        else if(isDataTemplate
+                        else if(context.GetAvaloniaTypes().DataTemplate.IsAssignableFrom(on.Type.GetClrType())
                             && pa.Property.Name == "DataType"
                             && pa.Values[0] is XamlTypeExtensionNode dataTypeNode)
                         {
@@ -70,7 +69,8 @@ namespace Avalonia.Markup.Xaml.XamlIl.CompilerExtensions.Transformers
                 // do more specialized inference
                 if (directiveDataContextTypeNode is null)
                 {
-                    if (isDataTemplate && inferredDataContextTypeNode is null)
+                    if (context.GetAvaloniaTypes().IDataTemplate.IsAssignableFrom(on.Type.GetClrType())
+                        && inferredDataContextTypeNode is null)
                     {
                         // Infer data type from collection binding on a control that displays items.
                         var parentObject = context.ParentNodes().OfType<XamlAstConstructableObjectNode>().FirstOrDefault();

src/Markup/Avalonia.Markup.Xaml.Loader/CompilerExtensions/Transformers/AvaloniaXamlIlWellKnownTypes.cs

@@ -41,6 +41,7 @@ namespace Avalonia.Markup.Xaml.XamlIl.CompilerExtensions.Transformers
         public IXamlType ResolveByNameExtension { get; }
 
         public IXamlType DataTemplate { get; }
+        public IXamlType IDataTemplate { get; }
         public IXamlType IItemsPresenterHost { get; }
         public IXamlType ItemsRepeater { get; }
         public IXamlType ReflectionBindingExtension { get; }
@@ -98,6 +99,7 @@ namespace Avalonia.Markup.Xaml.XamlIl.CompilerExtensions.Transformers
             CompiledBindingExtension = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.CompiledBindingExtension");
             ResolveByNameExtension = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.ResolveByNameExtension");
             DataTemplate = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.Templates.DataTemplate");
+            IDataTemplate = cfg.TypeSystem.GetType("Avalonia.Controls.Templates.IDataTemplate");
             IItemsPresenterHost = cfg.TypeSystem.GetType("Avalonia.Controls.Presenters.IItemsPresenterHost");
             ItemsRepeater = cfg.TypeSystem.GetType("Avalonia.Controls.ItemsRepeater");
             ReflectionBindingExtension = cfg.TypeSystem.GetType("Avalonia.Markup.Xaml.MarkupExtensions.ReflectionBindingExtension");