Flutter: Listview get full size of scrollcontroller after adding item to list & scroll to end

Question

This post describes a very similar problem, but the answer there doesn\'t solve all problems:

I have a potentially long List, where the user can add new items (on at

Answer 1

Specifying a too large scrollPosition works without errors, the ScrollController then automatically scrolls to the final maximum value. I define a _scrollController and execute the following command:

_scrollController.animateTo(
    _scrollController.position.maxScrollExtent + 200,
    duration: const Duration(milliseconds: 350),
    curve: Curves.easeOut);

or

_scrollController.jumpTo(_scrollController.position.maxScrollExtent + 200);