WidgetVisibilityDetector constructor

const WidgetVisibilityDetector({
  1. Key? key,
  2. required Widget child,
  3. VoidCallback? onAppear,
  4. VoidCallback? onDisappear,
})

Implementation

const WidgetVisibilityDetector({
  Key? key,
  required this.child,
  this.onAppear,
  this.onDisappear,
}) : super(key: key);