visibility_detector_widget library
Classes
- SliverVisibilityDetector
- VisibilityDetector
- A VisibilityDetector widget fires a specified callback when the widget changes visibility.
- VisibilityDetectorController
- A VisibilityDetectorController is a singleton object that can perform actions and change configuration for all VisibilityDetector widgets.
- VisibilityDetectorWidget
- 可见性监听Widget
- VisibilityInfo
- Data passed to the VisibilityDetector.onVisibilityChanged callback.
Typedefs
- VisibilityChangedCallback = void Function(VisibilityInfo info)