03 Boss Level Challenge 1 Complete!

"Ask me anything" app.

Boss level challenge 1 Complete.

main.dart

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

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: '8BallQna',
      theme: ThemeData(
        primarySwatch: Colors.orange,
      ),
      home: HomeScreen(),
    );
  }
}

class HomeScreen extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.orange,
      appBar: AppBar(
        title: Text(
          'Ask Me Anything',
        ),
      ),
      body: Center(
        child: Row(
          children: <Widget>[
            Expanded(
              child: AnswerButton(),
            ),
          ],
        ),
      ),
    );
  }
}

class AnswerButton extends StatefulWidget{
  _AnswerButtonState createState() => _AnswerButtonState();
}

class _AnswerButtonState extends State<AnswerButton>{
  int _ballNum = 6;
  @override
  Widget build(BuildContext context) {
    return FlatButton(
      onPressed: () => setState(() {
        _ballNum = Random().nextInt(5)+1;
      }),
      child: Image(
        image: AssetImage('images/ball$_ballNum.png'),
      ),
    ); 
  }
}

pubspec.yaml

name: eight_ball_qna
description: A new Flutter application.
version: 1.0.0+1

environment:
  sdk: ">=2.1.0 <3.0.0"
dependencies:
  flutter:
    sdk: flutter
  cupertino_icons: ^0.1.2

dev_dependencies:
  flutter_test:
    sdk: flutter

flutter:
  uses-material-design: true

  assets:
    - images/

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