Fix a potential deadlock in iOS LineOfSightGeoElement sample (#490)

mstefarov · web-flow · commit a7e8cfd38e84 · 2018-06-28T10:03:16.000-07:00
diff --git a/src/iOS/Xamarin.iOS/Samples/Analysis/LineOfSightGeoElement/LineOfSightGeoElement.cs b/src/iOS/Xamarin.iOS/Samples/Analysis/LineOfSightGeoElement/LineOfSightGeoElement.cs
@@ -188,7 +188,7 @@ private MapPoint InterpolatedPoint(MapPoint firstPoint, MapPoint secondPoint, do
         private void Geoline_TargetVisibilityChanged(object sender, EventArgs e)
         {
             // This is needed because Runtime delivers notifications from a different thread that doesn't have access to UI controls
-            InvokeOnMainThread(UpdateUiAndSelection);
+            BeginInvokeOnMainThread(UpdateUiAndSelection);
         }
 
         private void UpdateUiAndSelection()

Original file line number	Diff line number	Diff line change
`@@ -188,7 +188,7 @@ private MapPoint InterpolatedPoint(MapPoint firstPoint, MapPoint secondPoint, do`
`188`	`188`	`private void Geoline_TargetVisibilityChanged(object sender, EventArgs e)`
`189`	`189`	`{`
`190`	`190`	`// This is needed because Runtime delivers notifications from a different thread that doesn't have access to UI controls`
`191`		`- InvokeOnMainThread(UpdateUiAndSelection);`
	`191`	`+ BeginInvokeOnMainThread(UpdateUiAndSelection);`
`192`	`192`	`}`
`193`	`193`
`194`	`194`	`private void UpdateUiAndSelection()`