fix: missing guarding leads to crashs under Android prior to API 23

unoplatform · May 12, 2022 · 97a88cb · 97a88cb
1 parent 752ba30
commit 97a88cb
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/Uno.UI/UI/Xaml/Input/PointerRoutedEventArgs.Android.cs b/src/Uno.UI/UI/Xaml/Input/PointerRoutedEventArgs.Android.cs
@@ -176,7 +176,8 @@ private PointerPointProperties GetProperties(MotionEventToolType type, MotionEve
 					break;
 			}
 
-			if (updates.TryGetValue(_nativeEvent.ActionButton, out var update))
+			if (Android.OS.Build.VERSION.SdkInt >= BuildVersionCodes.M // ActionButton was introduced with API 23 (https://developer.android.com/reference/android/view/MotionEvent.html#getActionButton())
+				&& updates.TryGetValue(_nativeEvent.ActionButton, out var update))
 			{
 				props.PointerUpdateKind = update;
 			}