insertionOf function

InsertionPoint insertionOf(
  1. GlobalKey<State<StatefulWidget>> key,
  2. Offset globalOffset
)

gets the insertion point relative to globalOffset, necessary for rearranging order through drag and drop.

Implementation

InsertionPoint insertionOf(GlobalKey key, Offset globalOffset) {
  return (key.currentContext!.findRenderObject() as InsertableWrapRender)
      .insertionIndexAt((key.currentContext!.findRenderObject() as RenderBox)
          .globalToLocal(globalOffset));
}