GestureDragCancelCallback typedef
Signature for when the pointer that previously triggered a GestureDragDownCallback did not complete.
Used by DragGestureRecognizer.onCancel.
Implementation
typedef GestureDragCancelCallback = void Function();
Signature for when the pointer that previously triggered a GestureDragDownCallback did not complete.
Used by DragGestureRecognizer.onCancel.
typedef GestureDragCancelCallback = void Function();