import 'package:tabbed_sliverlist/tabbed_sliverlist.dart';

import 'package:flutter/material.dart';
import 'package:tabbed_sliverlist/tabbed_sliverlist.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatelessWidget {
  MyHomePage({Key? key}) : super(key: key);
  var listitems = [
    'item1','item2','item3','item4','item5','item6','item7','item8','item9','item10','item11','item12','item13','item14','item15','item16','item18','item19','item20'
  ];

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: TabbedList(
          tabLength: 3,
          sliverTabBar: const SliverTabBar(
              title: Text('Tabbed SliverList'),
              centerTitle: true,
              tabBar: TabBar(
                tabs: [
                  Tab(
                    text: 'tab1',
                  ),
                  Tab(
                    text: 'tab2',
                  ),
                  Tab(
                    text: 'tab3',
                  )
                ],
              )),
          tabLists: [
            TabListBuilder(
                uniquePageKey: 'page1',
                length: listitems.length,
                builder: (BuildContext context, index) {
                  return Padding(
                      padding: const EdgeInsets.only(top: 10),
                      child: ListTile(
                        title: Text(listitems[index].toString()),
                        tileColor: Colors.white,
                      ));
                }),
            TabListBuilder(
                uniquePageKey: 'page2',
                length: listitems.length,
                builder: (context, index) {
                  return Padding(
                      padding: const EdgeInsets.only(top: 10),
                      child: ListTile(
                        title: Text(listitems[index].toString()),
                        tileColor: Colors.white,
                      ));
                }),
            TabListBuilder(
                uniquePageKey: 'page3',
                length: listitems.length,
                builder: (context, index) {
                  return Padding(
                      padding: const EdgeInsets.only(top: 10),
                      child: ListTile(
                        title: Text(listitems[index].toString()),
                        tileColor: Colors.white,
                      ));
                })
          ]),
    );
  }
}