[Flutter] 기능 샘플링

import 'package:flutter/material.dart';

/// Flutter code sample for [TabBar].

void main() => runApp(const TabBarApp());

class TabBarApp extends StatelessWidget {
  const TabBarApp({super.key});

  @override
  Widget build(BuildContext context) {
    return const MaterialApp(home: TabBarExample());
  }
}

class TabBarExample extends StatelessWidget {
  const TabBarExample({super.key});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('TabBar Sample'),
      ),
      body: Column(
        children: [
          Container(
            height: 300,
            color: Colors.yellow,
          ),

          Expanded(
            child: DefaultTabController(
              length: 2,
              initialIndex: 1,
              child: Column(
                children: [
                  TabBar(
                    tabs: <Widget>[
                      Tab(icon: Icon(Icons.cloud_outlined)),
                      Tab(icon: Icon(Icons.beach_access_sharp)),
                    ],
                  ),
                  Expanded(
                    child: TabBarView(
                      children: <Widget>[
                        Center(child: Text("It's cloudy here")),
                        Center(child: Text("It's rainy here")),
                      ],
                    ),
                  ),
                ],
              ),
            ),
          ),
        ],
      ),
    );
  }
}