countdown_widget library Null safety

Classes

CountDownController
Controller of CountDownWidget, if you want to pause,resume,restart timer, you need use controller, get a controller by CountDownWidget.onControllerReady
CountDownWidget
builder is function callback return Widget by durationRemain, it will be called when durationRemain Changed [...]

Typedefs

BuildWidgetByDuration(BuildContext context, Duration duration) Widget
Widget builder when duration changed
OnControllerReady(CountDownController controller) → void
callback this return CountDownController when it ready to use