fix(StatusBar): OS theme change no longer crashes app (#867)

unoplatform · Oct 16, 2023 · 4e2e33c · 4e2e33c
1 parent 01d3e0a
commit 4e2e33c
Showing 1 changed file with 15 additions and 9 deletions.
diff --git a/src/Uno.Toolkit.UI/Behaviors/StatusBar.cs b/src/Uno.Toolkit.UI/Behaviors/StatusBar.cs
@@ -222,15 +222,21 @@ private static void OnUISettingsColorValuesChanged(UISettings sender, object arg
 		{
 			if (_lastActivePage is { } page)
 			{
-				if (GetSubscription(page) != null &&
-					GetForeground(page) is StatusBarForegroundTheme.Auto or StatusBarForegroundTheme.AutoInverse &&
-					GetSystemTheme() is var theme && theme != _lastAppliedTheme)
-				{
-					// this will prevent deadlock, as setting the XamlStatusBar.Foreground will trigger ColorValuesChanged
-					_lastAppliedTheme = theme;
-
-					UpdateStatusBar(page);
-				}
+#if !HAS_UNO
+				page.GetDispatcherCompat().Schedule(() => {
+#endif
+					if (GetSubscription(page) != null &&
+						GetForeground(page) is StatusBarForegroundTheme.Auto or StatusBarForegroundTheme.AutoInverse &&
+						GetSystemTheme() is var theme && theme != _lastAppliedTheme)
+						{
+							// this will prevent deadlock, as setting the XamlStatusBar.Foreground will trigger ColorValuesChanged
+							_lastAppliedTheme = theme;
+
+							UpdateStatusBar(page);
+						}
+#if !HAS_UNO
+				});
+#endif
 			}
 		}