ShowThumbButton constructor Null safety

const ShowThumbButton(
  1. {Key? key,
  2. ButtonStyle? style,
  3. FocusNode? focusNode,
  4. bool autofocus = false,
  5. Clip clipBehavior = Clip.none}
)

Implementation

const ShowThumbButton({
  Key? key,
  this.style,
  this.focusNode,
  this.autofocus = false,
  this.clipBehavior = Clip.none,
}) : super(key: key);