Exam prep

main.dart

import 'package:flutter/material.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: Scaffold(
        backgroundColor: Colors.yellow,
        body: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Icon(Icons.home, size: 100),
              Text(
                'This is my button!',
                style: TextStyle(fontSize: 30),
              ),
              SizedBox(height: 20),
              Row(
                mainAxisAlignment: MainAxisAlignment.center,
                children: [
                  ElevatedButton(
                    child: Text('1', style: TextStyle(fontSize: 30)),
                    onPressed: () {
                      print('1');
                    },
                  ),
                  SizedBox(width: 20),
                  ElevatedButton(
                    child: Text('2', style: TextStyle(fontSize: 30)),
                    onPressed: () {
                      print('2');
                    },
                  ),
                  SizedBox(width: 20),
                  ElevatedButton(
                    child: Text('3', style: TextStyle(fontSize: 30)),
                    onPressed: () {
                      print('3');
                    },
                  ),
                ],
              ),
              SizedBox(height: 20),
              Container(
                width: 300,
                child: Image.asset('images/cat.jpg'),
              ),
            ],
          ),
        ),
      ),
    );
  }
}