CountdownController constructor

CountdownController({
  1. int? timestamp,
  2. Duration? duration,
  3. Duration stepDuration = const Duration(milliseconds: 1000),
  4. VoidCallback? onEnd,
})

Implementation

CountdownController({
  int? timestamp,
  Duration? duration,
  this.stepDuration = const Duration(milliseconds: 1000),
  this.onEnd,
})  : assert((timestamp != null && timestamp > 0) || duration != null),
      super((timestamp ?? duration?.inMilliseconds)!);