onButtonClick method

Implementation

onButtonClick() {
  if (widget.enable) {
    if (_controller!.isCompleted) {
      _controller!.reset();
      _controller!.forward();
      if (widget.onChanges != null) widget.onChanges!.call(true);
    } else {
      _controller!.forward();
      if (widget.onChanges != null) widget.onChanges!.call(true);
    }
    widget.onPress.call();
  }
}