didUpdateScrollDirection method

void didUpdateScrollDirection(
  1. ScrollDirection direction
)

Dispatches a notification that the userScrollDirection has changed.

Subclasses should call this function when they change userScrollDirection.

Implementation

void didUpdateScrollDirection(ScrollDirection direction) {
  UserScrollNotification(
    metrics: copyWith(),
    context: context.notificationContext!,
    direction: direction,
  ).dispatch(context.notificationContext);
}