fix: RaiseRenderedContentUpdated being called twice

unoplatform · Oct 22, 2024 · bed83ed · bed83ed
1 parent 7703b13
commit bed83ed
Showing 1 changed file with 15 additions and 3 deletions.
diff --git a/src/Uno.Toolkit.UI/Controls/ZoomContentControl/ZoomContentControl.cs b/src/Uno.Toolkit.UI/Controls/ZoomContentControl/ZoomContentControl.cs
@@ -145,7 +145,11 @@ private void OnAdditionalMarginChanged()
 
 	private async void OnZoomLevelChanged()
 	{
-		CoerceZoomLevel();
+		if (CoerceZoomLevel())
+		{
+			return;
+		}
+
 		UpdateScrollBars();
 		UpdateScrollVisibility();
 		await RaiseRenderedContentUpdated();
@@ -199,9 +203,17 @@ private void UpdateScrollBars()
 		}
 	}
 
-	private void CoerceZoomLevel()
+	private bool CoerceZoomLevel()
 	{
-		ZoomLevel = Math.Clamp(ZoomLevel, MinZoomLevel, MaxZoomLevel);
+		var zoomLevel = ZoomLevel;
+		var coercedZoomLevel = Math.Clamp(zoomLevel, MinZoomLevel, MaxZoomLevel);
+		if (coercedZoomLevel != zoomLevel)
+		{
+			ZoomLevel = coercedZoomLevel;
+			return true;
+		}
+
+		return false;
 	}
 
 	private void OnSizeChanged(object sender, SizeChangedEventArgs args)