onLongPressMoveUpdate property Null safety
final
A pointer has been drag-moved after a long-press with a primary button.
See also:
- kPrimaryButton, the button this callback responds to.
- LongPressGestureRecognizer.onLongPressMoveUpdate, which exposes this callback at the gesture layer.
Implementation
final GestureLongPressMoveUpdateCallback? onLongPressMoveUpdate;