@9.8 tab widget

import 'package:flutter/material.dart';
import 'package:flutter_ui_lesson/screens/second_screen.dart';

class FirstScreen extends StatelessWidget {
   FirstScreen({Key? key}) : super(key: key);
  @override
  Widget build(BuildContext context) {
    return  DefaultTabController(
      length: 2,
      child: Scaffold(
        appBar: AppBar(
          bottom: const TabBar(
            tabs: [
              Tab(
                text: 'Home',
                icon: Icon(Icons.home),
              ),
              Tab(
                text: 'Specification',
                icon: Icon(Icons.info),
              )
            ],
          ),
        ),
        body: TabBarView(
          children: [
            _home(),
            _specification()
          ],
        ),
      ),
    );
  }
  Widget _home() => const Center(child: Text('Home'),);
  Widget _specification() => const Center(child: Text('Specification'),);
}