reset method

void reset()

Resets the controller to its initial state, preparing it for reuse.

Implementation

void reset() {
  if (_isEnabled) {
    _heightAnimationController?.reset();
    _extent
      .._offset = 0.0
      ..availablePixels = 0.0
      ..isClosed = true;
    _isEnabled = false;

    _isAnimatingOpen = false;
    notifyListeners();
  }
}