onReorderStart property

(void Function(int index)?) onReorderStart

A callback that is called when an item drag has started.

The index parameter of the callback is the index of the selected item.

See also:

  • onReorderEnd, which is a called when the dragged item is dropped.
  • onReorder, which reports that a list item has been dragged to a new location.


final void Function(int index)? onReorderStart;