Fixing NRE in ContextActionCell (#11944) fixes #11943

breezy64 · web-flow · commit 1bae35dbf25a · 2020-09-07T12:37:02.000+01:00
diff --git a/Xamarin.Forms.Platform.iOS/ContextActionCell.cs b/Xamarin.Forms.Platform.iOS/ContextActionCell.cs
@@ -485,7 +485,7 @@ void OnCellPropertyChanged(object sender, PropertyChangedEventArgs e)
 
 		void OnContextItemsChanged(object sender, NotifyCollectionChangedEventArgs e)
 		{
-			var parentListView = _cell.RealParent as ListView;
+			var parentListView = _cell?.RealParent as ListView;
 			var recycling = parentListView != null && 
 				((parentListView.CachingStrategy & ListViewCachingStrategy.RecycleElement) != 0);
 			if (recycling)

Original file line number	Diff line number	Diff line change
`@@ -485,7 +485,7 @@ void OnCellPropertyChanged(object sender, PropertyChangedEventArgs e)`
`485`	`485`
`486`	`486`	`void OnContextItemsChanged(object sender, NotifyCollectionChangedEventArgs e)`
`487`	`487`	`{`
`488`		`- var parentListView = _cell.RealParent as ListView;`
	`488`	`+ var parentListView = _cell?.RealParent as ListView;`
`489`	`489`	`var recycling = parentListView != null &&`
`490`	`490`	`((parentListView.CachingStrategy & ListViewCachingStrategy.RecycleElement) != 0);`
`491`	`491`	`if (recycling)`