didUpdateWidget method

  1. @override
void didUpdateWidget(
  1. MenuView oldWidget
)

Implementation

@override
void didUpdateWidget(MenuView oldWidget) {
  super.didUpdateWidget(oldWidget);

  if ((oldWidget.model != widget.model)) {
    // remove old event listeners
    EventManager.of(oldWidget.model)
        ?.removeEventListener(EventTypes.scroll, onScroll);

    // register new event listeners
    EventManager.of(widget.model)
        ?.registerEventListener(EventTypes.scroll, onScroll);
  }
}