setState method

@override void setState(VoidCallback fn)

Provide the setState() function to external actors

Implementation

@override
void setState(VoidCallback fn) {
  if (_state != null) {
    if (_state!.mounted) {
      _state!.setState(fn);
    }
  } else {
    super.setState(fn);
  }
  // Notify dependencies of the App's InheritedWidget
  notifyDependencies = true;
}