Merge branch 'master' into fix-mac-special-character-input

packages/Avalonia/AvaloniaBuildTasks.targets

@@ -39,6 +39,17 @@
                       Condition="'$(ApplicationIcon)' != ''" />
   </ItemGroup>
 
+  <!-- Include AvaloniaXaml and AvaloniaResource as a Roslyn-visible additional files -->
+  <!-- This is necessary to use these files in source generators and other Roslyn-based extension -->
+  <Target Name="_InjectAvaloniaAdditionalFiles" BeforeTargets="GenerateMSBuildEditorConfigFileShouldRun">
+    <ItemGroup>
+      <AdditionalFiles Include="@(AvaloniaXaml)" SourceItemGroup="AvaloniaXaml" />
+      <_AvaloniaResourceOnly Include="@(AvaloniaResource)"
+                             Exclude="@(AvaloniaXaml)" />
+      <AdditionalFiles Include="@(_AvaloniaResourceOnly)" SourceItemGroup="AvaloniaResource" />
+    </ItemGroup>
+  </Target>
+
   <UsingTask TaskName="GenerateAvaloniaResourcesTask"
              AssemblyFile="$(AvaloniaBuildTasksLocation)"
              />

src/Android/Avalonia.Android/AvaloniaView.Input.cs

@@ -27,7 +27,13 @@ namespace Avalonia.Android
 
         protected override bool DispatchHoverEvent(MotionEvent? e)
         {
-            return _accessHelper.DispatchHoverEvent(e!) || base.DispatchHoverEvent(e);
+            var res = _view.PointerHelper.DispatchMotionEvent(e, out var callBase);
+            if (res == false)
+                callBase = !_accessHelper.DispatchHoverEvent(e!) && callBase;
+
+            var baseResult = callBase && base.DispatchHoverEvent(e);
+
+            return res ?? baseResult;
         }
 
         protected override bool DispatchGenericPointerEvent(MotionEvent? e)

src/Avalonia.Base/Media/Fonts/SystemFontCollection.cs

@@ -67,6 +67,10 @@ namespace Avalonia.Media.Fonts
 
             //Add to cache with platform typeface family name first
             TryAddGlyphTypeface(platformTypeface.FamilyName, key, glyphTypeface);
+            
+            // Then the requested family name
+            if (familyName != platformTypeface.FamilyName)
+                TryAddGlyphTypeface(familyName, key, glyphTypeface);
 
             //Add to cache
             if (!TryAddGlyphTypeface(glyphTypeface))

src/Avalonia.Controls/Automation/Peers/ComboBoxAutomationPeer.cs

@@ -22,19 +22,28 @@ namespace Avalonia.Automation.Peers
         public bool ShowsMenu => true;
         public void Collapse() => Owner.IsDropDownOpen = false;
         public void Expand() => Owner.IsDropDownOpen = true;
-        bool IValueProvider.IsReadOnly => true;
+        bool IValueProvider.IsReadOnly => !Owner.IsEditable;
 
         string? IValueProvider.Value
         {
             get
             {
+                if (Owner.IsEditable)
+                    return Owner.Text;
+
                 var selection = GetSelection();
                 return selection.Count == 1 ? selection[0].GetName() : null;
             }
         }
-        
+
-        void IValueProvider.SetValue(string? value) => throw new NotSupportedException();
+        void IValueProvider.SetValue(string? value)
-        
+        {
+            if (!Owner.IsEditable)
+                throw new InvalidOperationException("Cannot set the value of a non-editable ComboBox.");
+
+            Owner.SetCurrentValue(ComboBox.TextProperty, value);
+        }
+
         protected override AutomationControlType GetAutomationControlTypeCore()
         {
             return AutomationControlType.ComboBox;
@@ -69,6 +78,23 @@ namespace Avalonia.Automation.Peers
                     ToState((bool)e.OldValue!),
                     ToState((bool)e.NewValue!));
             }
+            else if (e.Property == ComboBox.TextProperty && Owner.IsEditable)
+            {
+                RaisePropertyChangedEvent(
+                    ValuePatternIdentifiers.ValueProperty,
+                    e.OldValue as string,
+                    e.NewValue as string);
+            }
+            else if (e.Property == ComboBox.IsEditableProperty)
+            {
+                RaisePropertyChangedEvent(
+                    ValuePatternIdentifiers.IsReadOnlyProperty,
+                    !(bool)e.OldValue!,
+                    !(bool)e.NewValue!);
+
+                // The Value pattern switches between SelectedItem name and Text when IsEditable changes.
+                RaisePropertyChangedEvent(ValuePatternIdentifiers.ValueProperty, null, null);
+            }
         }
 
         private static ExpandCollapseState ToState(bool value)

src/Avalonia.FreeDesktop.AtSpi/Handlers/AtSpiAccessibleHandler.cs

@@ -150,6 +150,10 @@ namespace Avalonia.FreeDesktop.AtSpi.Handlers
             if (!string.IsNullOrEmpty(accessKey))
                 attrs["access-key"] = accessKey;
 
+            var placeholderText = node.Peer.GetPlaceholderText();
+            if (!string.IsNullOrEmpty(placeholderText))
+                attrs["placeholder-text"] = placeholderText;
+
             return ValueTask.FromResult(attrs);
         }
 

src/Avalonia.FreeDesktop/DBusIme/DBusTextInputMethodBase.cs

@@ -64,9 +64,9 @@ namespace Avalonia.FreeDesktop.DBusIme
             _watchCts = new CancellationTokenSource();
             var cancellationToken = _watchCts.Token;
             foreach (var name in _knownNames)
-                WatchNameAsync(name);
+                _ = WatchNameAsync(name);
 
-            async void WatchNameAsync(string name)
+            async Task WatchNameAsync(string name)
             {
                 try
                 {
@@ -99,10 +99,13 @@ namespace Avalonia.FreeDesktop.DBusIme
                         OnOwnerChanged(name, owner);
                     }
                 }
-                catch (Exception e) when (!cancellationToken.IsCancellationRequested)
+                catch (Exception e)
                 {
-                    Logger.TryGet(LogEventLevel.Error, LogArea.FreeDesktopPlatform)
+                    if (!cancellationToken.IsCancellationRequested)
-                        ?.Log(this, $"WatchNameOwner for '{name}' failed: {e}");
+                    {
+                        Logger.TryGet(LogEventLevel.Error, LogArea.FreeDesktopPlatform)
+                            ?.Log(this, $"WatchNameOwner for '{name}' failed: {e}");
+                    }
                 }
             }
         }

src/Avalonia.Themes.Fluent/Accents/FluentControlResources.xaml

@@ -1651,7 +1651,7 @@
 
       <!-- BaseResources for WindowDrawnDecorations.xaml -->
       <SolidColorBrush x:Key="CaptionButtonForeground" Color="White" />
-      <SolidColorBrush x:Key="CaptionButtonBackground" Color="#ffe5e5e5" />
+      <SolidColorBrush x:Key="CaptionButtonBackground" Color="#ff1d170f" />
       <SolidColorBrush x:Key="CaptionButtonBorderBrush" Color="#ffcacaca" />
       <StaticResource x:Key="TitleBarBackgroundBrush" ResourceKey="SystemControlBackgroundAltHighBrush" />
     </ResourceDictionary>

src/Avalonia.Themes.Simple/Accents/Base.xaml

@@ -90,7 +90,7 @@
 
       <!-- BaseResources for WindowDrawnDecorations.xaml -->
       <SolidColorBrush x:Key="CaptionButtonForeground" Color="White" />
-      <SolidColorBrush x:Key="CaptionButtonBackground" Color="#ffe5e5e5" />
+      <SolidColorBrush x:Key="CaptionButtonBackground" Color="#ff1d170f" />
       <SolidColorBrush x:Key="CaptionButtonBorderBrush" Color="#ffcacaca" />
       <StaticResource x:Key="TitleBarBackgroundBrush" ResourceKey="ThemeBackgroundBrush" />
     </ResourceDictionary>

src/tools/Avalonia.Generators/Avalonia.Generators.props

@@ -9,7 +9,9 @@
     <AvaloniaNameGeneratorAttachDevTools Condition="'$(AvaloniaNameGeneratorAttachDevTools)' == ''">true</AvaloniaNameGeneratorAttachDevTools>
   </PropertyGroup>
   <ItemGroup>
+    <!-- Mark AvaloniaXaml/AvaloniaResource metadata visible for the Roslyn-compiler -->
     <CompilerVisibleItemMetadata Include="AdditionalFiles" MetadataName="SourceItemGroup"/>
+    <!-- Mark Avalonia.Generators config properties visible for the Roslyn-compiler  -->
     <CompilerVisibleProperty Include="AvaloniaNameGeneratorIsEnabled" />
     <CompilerVisibleProperty Include="AvaloniaNameGeneratorBehavior" />
     <CompilerVisibleProperty Include="AvaloniaNameGeneratorDefaultFieldModifier" />
@@ -17,10 +19,9 @@
     <CompilerVisibleProperty Include="AvaloniaNameGeneratorFilterByNamespace" />
     <CompilerVisibleProperty Include="AvaloniaNameGeneratorViewFileNamingStrategy" />
     <CompilerVisibleProperty Include="AvaloniaNameGeneratorAttachDevTools"/>
+    <!-- Mark additional Avalonia properties that might be useful for the Roslyn-compiler -->
+    <CompilerVisibleProperty Include="AvaloniaUseCompiledBindingsByDefault" />
+    <CompilerVisibleProperty Include="AvaloniaMainPackageVersion" />
+    <CompilerVisibleProperty Include="AvaloniaPreviewerNetCoreToolPath" />
   </ItemGroup>
-  <Target Name="_InjectAdditionalFiles" BeforeTargets="GenerateMSBuildEditorConfigFileShouldRun">
-    <ItemGroup>
-      <AdditionalFiles Include="@(AvaloniaXaml)" SourceItemGroup="AvaloniaXaml" />
-    </ItemGroup>
-  </Target>
 </Project>

tests/Avalonia.Controls.UnitTests/Automation/ComboBoxAutomationPeerTests.cs

@@ -0,0 +1,78 @@
+using Avalonia.Automation;
+using Avalonia.Automation.Peers;
+using Avalonia.Automation.Provider;
+using Avalonia.UnitTests;
+using Xunit;
+
+namespace Avalonia.Controls.UnitTests.Automation;
+
+public class ComboBoxAutomationPeerTests : ScopedTestBase
+{
+    private static IValueProvider Value(ComboBox comboBox)
+        => Assert.IsAssignableFrom<IValueProvider>(ControlAutomationPeer.CreatePeerForElement(comboBox));
+
+    [Fact]
+    public void Non_Editable_ComboBox_Is_ReadOnly()
+    {
+        var provider = Value(new ComboBox());
+
+        Assert.True(provider.IsReadOnly);
+    }
+
+    [Fact]
+    public void Editable_ComboBox_Is_Not_ReadOnly()
+    {
+        var provider = Value(new ComboBox { IsEditable = true });
+
+        Assert.False(provider.IsReadOnly);
+    }
+
+    [Fact]
+    public void Value_Returns_Text_When_Editable()
+    {
+        var provider = Value(new ComboBox { IsEditable = true, Text = "hello" });
+
+        Assert.Equal("hello", provider.Value);
+    }
+
+    [Fact]
+    public void SetValue_Updates_Text_When_Editable()
+    {
+        var comboBox = new ComboBox { IsEditable = true };
+        var provider = Value(comboBox);
+
+        provider.SetValue("typed");
+
+        Assert.Equal("typed", comboBox.Text);
+        Assert.Equal("typed", provider.Value);
+    }
+
+    [Fact]
+    public void SetValue_Throws_When_Not_Editable()
+    {
+        var provider = Value(new ComboBox());
+
+        Assert.Throws<System.InvalidOperationException>(() => provider.SetValue("x"));
+    }
+
+    [Fact]
+    public void Text_Change_Raises_Value_PropertyChanged()
+    {
+        var comboBox = new ComboBox { IsEditable = true };
+        var peer = ControlAutomationPeer.CreatePeerForElement(comboBox);
+
+        var raised = 0;
+        peer.PropertyChanged += (_, e) =>
+        {
+            if (e.Property == ValuePatternIdentifiers.ValueProperty)
+            {
+                Assert.Equal("abc", e.NewValue);
+                raised++;
+            }
+        };
+
+        comboBox.Text = "abc";
+
+        Assert.Equal(1, raised);
+    }
+}

tests/Avalonia.Skia.UnitTests/Media/FontManagerTests.cs

@@ -1,5 +1,8 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using System.Globalization;
+using System.IO;
 using Avalonia.Fonts.Inter;
 using Avalonia.Logging;
 using Avalonia.Media;
@@ -643,5 +646,108 @@ namespace Avalonia.Skia.UnitTests.Media
             Assert.True(FontManager.Current.TryGetGlyphTypeface(new Typeface("Inter", FontStyle.Normal, (FontWeight)650), out var nearestMatchTypeface));
             Assert.Same(boldGlyphTypeface, nearestMatchTypeface);
         }
+
+        [Fact]
+        public void TryGetGlyphTypeface_Should_Cache_Matched_GlyphTypeface_Under_Requested_FamilyName()
+        {
+            var fontManagerImpl = new FamilyRemappingFontManagerImpl("NotInstalled", "Noto Mono");
+            using var app = UnitTestApplication.Start(TestServices.MockPlatformRenderInterface.With(fontManagerImpl: fontManagerImpl));
+
+            // "NotInstalled" is not installed, so the platform substitutes it with a different
+            // family ("Noto Mono"), much like requesting "Arial" yields "Liberation Sans" on some Linux distributions.
+            Assert.True(FontManager.Current.TryGetGlyphTypeface(new Typeface("NotInstalled"), out var first));
+            Assert.Equal("Noto Mono", first.FamilyName);
+
+            // The substitute should now be cached under the requested "NotInstalled" name, so a second
+            // lookup must resolve from the cache instead of asking the platform again.
+            Assert.True(FontManager.Current.TryGetGlyphTypeface(new Typeface("NotInstalled"), out var second));
+            Assert.Same(first, second);
+            Assert.Equal(1, fontManagerImpl.RequestedFamilyCreateCount);
+        }
+
+        /// <summary>
+        /// A font manager whose every by-name lookup resolves to a single matched font whose family name
+        /// differs from the requested one.
+        /// </summary>
+        private sealed class FamilyRemappingFontManagerImpl(string requestedFamilyName, string matchedFamilyName)
+            : IFontManagerImpl, IDisposable
+        {
+            public int RequestedFamilyCreateCount { get; private set; }
+
+            public string GetDefaultFontFamilyName() 
+                => matchedFamilyName;
+
+            public string[] GetInstalledFontFamilyNames(bool checkForUpdates = false) 
+                => [matchedFamilyName];
+
+            public bool TryCreateGlyphTypeface(
+                string familyName,
+                FontStyle style,
+                FontWeight weight,
+                FontStretch stretch,
+                [NotNullWhen(true)] out IPlatformTypeface? platformTypeface)
+            {
+                if (string.Equals(familyName, requestedFamilyName, StringComparison.OrdinalIgnoreCase))
+                    RequestedFamilyCreateCount++;
+
+                platformTypeface = new SkiaTypeface(CreateMatchedTypeface(), FontSimulations.None);
+                return true;
+            }
+
+            public bool TryCreateGlyphTypeface(
+                Stream stream,
+                FontSimulations fontSimulations,
+                [NotNullWhen(true)] out IPlatformTypeface? platformTypeface)
+            {
+                platformTypeface = new SkiaTypeface(SKTypeface.FromStream(stream), fontSimulations);
+                return true;
+            }
+
+            public bool TryMatchCharacter(
+                int codepoint,
+                FontStyle fontStyle,
+                FontWeight fontWeight,
+                FontStretch fontStretch,
+                string? familyName,
+                CultureInfo? culture,
+                [NotNullWhen(true)] out IPlatformTypeface? platformTypeface)
+            {
+                platformTypeface = null;
+                return false;
+            }
+
+            public bool TryGetFamilyTypefaces(string familyName, [NotNullWhen(true)] out IReadOnlyList<Typeface>? familyTypefaces)
+            {
+                familyTypefaces = null;
+                return false;
+            }
+
+            private SKTypeface CreateMatchedTypeface()
+            {
+                var assetLoader = AvaloniaLocator.Current.GetRequiredService<IAssetLoader>();
+
+                // LoadFontAssets ignores the family fragment and returns every embedded font asset,
+                // so pick the one whose family name matches the substitute we want to return.
+                foreach (var fontAsset in FontFamilyLoader.LoadFontAssets(new Uri(s_fontUri)))
+                {
+                    var stream = assetLoader.Open(fontAsset);
+                    var typeface = SKTypeface.FromStream(stream);
+
+                    if (typeface is not null && 
+                        string.Equals(typeface.FamilyName, matchedFamilyName, StringComparison.OrdinalIgnoreCase))
+                    {
+                        return typeface;
+                    }
+
+                    typeface?.Dispose();
+                }
+
+                throw new InvalidOperationException($"Could not load the '{matchedFamilyName}' font asset.");
+            }
+
+            public void Dispose()
+            {
+            }
+        }
     }
 }