markNeedsBuild method

@override void markNeedsBuild()

Cause this entry to rebuild during the next pipeline flush.

You need to call this function if the output of builder has changed.

Implementation

@override
void markNeedsBuild() {
  if (_ambiguate(SchedulerBinding.instance)!.schedulerPhase ==
      SchedulerPhase.persistentCallbacks) {
    _ambiguate(SchedulerBinding.instance)!.addPostFrameCallback(
      (_) {
        super.markNeedsBuild();
      },
    );
  } else {
    super.markNeedsBuild();
  }
}