Fix headless window transparency (#16058)

* fix headless window transparency * make the change optional
AvaloniaUI · Jun 19, 2024 · b718045 · b718045
1 parent 4aec7ac
commit b718045
Showing 1 changed file with 10 additions and 2 deletions.
diff --git a/src/Headless/Avalonia.Headless/HeadlessWindowImpl.cs b/src/Headless/Avalonia.Headless/HeadlessWindowImpl.cs
@@ -247,7 +247,7 @@ public ILockedFramebuffer Lock()
 
         public Action<WindowTransparencyLevel>? TransparencyLevelChanged { get; set; }
 
-        public WindowTransparencyLevel TransparencyLevel => WindowTransparencyLevel.None;
+        public WindowTransparencyLevel TransparencyLevel { get; set; } = WindowTransparencyLevel.Transparent;
 
         public Action? GotInputWhenDisabled { get; set; }
 
@@ -372,7 +372,15 @@ public void SetWindowManagerAddShadowHint(bool enabled)
 
         public void SetTransparencyLevelHint(IReadOnlyList<WindowTransparencyLevel> transparencyLevel)
         {
-
+            foreach (var item in transparencyLevel)
+            {
+                if (item == WindowTransparencyLevel.Transparent) {
+                    TransparencyLevel = item;
+                    return;
+                }
+            }
+
+            TransparencyLevel = WindowTransparencyLevel.None;
         }
 
         public void SetParent(IWindowImpl? parent)