childAfter method
The next child after the given child in the child list.
Implementation
@override
RenderBox? childAfter(RenderBox child) {
if (_popUpChildrenIterator != null) {
if (!_popUpChildrenIterator!.moveNext()) {
return null;
} else {
return _popUpChildrenIterator!.current;
}
}
return _childAfter(child);
}