createRecognizer method Null safety

  1. @override
MultiDragGestureRecognizer createRecognizer()
override

Provides the gesture recognizer used to indicate the start of a reordering drag operation.

By default this returns an ImmediateMultiDragGestureRecognizer but subclasses can use this to customize the drag start gesture.

Implementation

@override
MultiDragGestureRecognizer createRecognizer() {
  return DelayedMultiDragGestureRecognizer(debugOwner: this);
}