moveItem method

void moveItem({
  1. required int newListIndex,
  2. required int newItemIndex,
})

Moves the dragged item to a new position

Implementation

void moveItem({
  required int newListIndex,
  required int newItemIndex,
}) {
  if (_isDragging) {
    _draggedListIndex = newListIndex;
    _draggedItemIndex = newItemIndex;
    notifyListeners();
  }
}