import 'package:flutter/cupertino.dart'; import 'package:flutter/material.dart'; class Timetable extends StatefulWidget { const Timetable({Key? key}) : super(key: key); @override State createState() => _TimetableState(); } class _TimetableState extends State { @override void initState() { super.initState(); } @override Widget build(BuildContext context) { List chats = List.empty(growable: true); return const Center( child: Text("Not supported"), ); } }