[Projeto] O widget contra ataca

import 'package:flutter/material.dart';

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

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


  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        title: 'Flutter Demo',
        theme: ThemeData(

          primarySwatch: Colors.blue,
        ),
        home: Scaffold(
          backgroundColor: Colors.grey,
            appBar: AppBar(
              leading: const Icon(Icons.task_alt_outlined),
              title: Text('Flutter: Primeiros Passos'),
            ),
          body: ListView(
            children: [
              Square(Colors.white, Colors.pink, Colors.cyan),
              Square(Colors.red, Colors.purple, Colors.blue),
              Square(Colors.pinkAccent, Colors.yellow, Colors.lightBlue),
              Square(Colors.purpleAccent, Colors.white, Colors.green),
            ],
          )


        )
    );
  }
}

class Square extends StatelessWidget {
  final Color cor1;
  final Color cor2;
  final Color cor3;
  const Square(this.cor1, this.cor2, this.cor3, {Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: const EdgeInsets.all(8.0),
      child: Row(
        children: [
          Container(
            color: cor1,
            height: 140,
            width: 110,
          ),
          Container(
            color: cor2,
            height: 140,
            width: 110,
          ),
          Container(
            color: cor3,
            height: 140,
            width: 110,
          ),
        ],
      ),
    );
  }
}