ux: use different inline code background for different themes

Signed-off-by: leo <longshuang@msn.cn>

Author: love-linger

src/Resources/Themes.axaml

@@ -25,6 +25,7 @@
       <Color x:Key="Color.Diff.AddedHighlight">#A7E1A7</Color>
       <Color x:Key="Color.Diff.DeletedHighlight">#F19B9D</Color>
       <Color x:Key="Color.Link">#0000EE</Color>
+      <Color x:Key="Color.InlineCode">#FFE5E5E5</Color>
     </ResourceDictionary>
 
     <ResourceDictionary x:Key="Dark">
@@ -51,6 +52,7 @@
       <Color x:Key="Color.Diff.AddedHighlight">#A0308D3C</Color>
       <Color x:Key="Color.Diff.DeletedHighlight">#A09F4247</Color>
       <Color x:Key="Color.Link">#4DAAFC</Color>
+      <Color x:Key="Color.InlineCode">#FF2E2E2E</Color>
     </ResourceDictionary>
   </ResourceDictionary.ThemeDictionaries>
 
@@ -79,6 +81,7 @@
   <SolidColorBrush x:Key="Brush.Diff.AddedHighlight" Color="{DynamicResource Color.Diff.AddedHighlight}"/>
   <SolidColorBrush x:Key="Brush.Diff.DeletedHighlight" Color="{DynamicResource Color.Diff.DeletedHighlight}"/>
   <SolidColorBrush x:Key="Brush.Link" Color="{DynamicResource Color.Link}"/>
+  <SolidColorBrush x:Key="Brush.InlineCode" Color="{DynamicResource Color.InlineCode}"/>
 
   <FontFamily x:Key="Fonts.Default">fonts:Inter#Inter</FontFamily>
   <FontFamily x:Key="Fonts.Monospace">fonts:SourceGit#JetBrains Mono</FontFamily>

src/Views/CommitSubjectPresenter.cs

@@ -47,6 +47,15 @@ public FontWeight FontWeight
             get => GetValue(FontWeightProperty);
             set => SetValue(FontWeightProperty, value);
         }
+        
+        public static readonly StyledProperty<IBrush> InlineCodeBackgroundProperty =
+            AvaloniaProperty.Register<CommitSubjectPresenter, IBrush>(nameof(InlineCodeBackground), Brushes.Transparent);
+
+        public IBrush InlineCodeBackground
+        {
+            get => GetValue(InlineCodeBackgroundProperty);
+            set => SetValue(InlineCodeBackgroundProperty, value);
+        }
 
         public static readonly StyledProperty<IBrush> ForegroundProperty =
             AvaloniaProperty.Register<CommitSubjectPresenter, IBrush>(nameof(Foreground), Brushes.White);
@@ -106,7 +115,7 @@ public override void Render(DrawingContext context)
                 {
                     var rect = new Rect(inline.X, (height - inline.Text.Height - 2) * 0.5, inline.Text.WidthIncludingTrailingWhitespace + 8, inline.Text.Height + 2);
                     var roundedRect = new RoundedRect(rect, new CornerRadius(4));
-                    context.DrawRectangle(new SolidColorBrush(new Color(52, 101, 108, 118)), null, roundedRect);
+                    context.DrawRectangle(InlineCodeBackground, null, roundedRect);
                     context.DrawText(inline.Text, new Point(inline.X + 4, (height - inline.Text.Height) * 0.5));
                 }
                 else
@@ -182,6 +191,10 @@ protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs chang
                 _needRebuildInlines = true;
                 InvalidateVisual();
             }
+            else if (change.Property == InlineCodeBackgroundProperty)
+            {
+                InvalidateVisual();
+            }
         }
 
         protected override void OnPointerMoved(PointerEventArgs e)

src/Views/Histories.axaml

@@ -158,6 +158,7 @@
                       <v:CommitSubjectPresenter Grid.Column="3"
                                                 FontFamily="{DynamicResource Fonts.Primary}"
                                                 CodeFontFamily="{DynamicResource Fonts.Monospace}"
+                                                InlineCodeBackground="{DynamicResource Brush.InlineCode}"
                                                 Foreground="{DynamicResource Brush.FG1}"
                                                 LinkForeground="{DynamicResource Brush.Link}"
                                                 Subject="{Binding Subject}"