Flutter Labinar - Lab 1 - Counter (incomplete)

main.dart

import 'package:flutter/material.dart';

void main() {
  runApp(CounterApp());
}

class CounterApp extends StatelessWidget {

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'CounterApp',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        canvasColor: Colors.teal, 
      ),
      home:  CounterPage(title: 'CounterApp'),
    );
  }

}

class CounterPage extends StatefulWidget {
  CounterPage({Key? key, required this.title}) : super(key: key);

  final String title;

  @override
  _CounterPageState createState() => _CounterPageState();
}

class _CounterPageState extends State<CounterPage> {
  int _counter = 0;

  void _incrementCounter() {
    // TODO: Implement counter
    _counter++;
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Container(
        decoration: BoxDecoration(
          // color: Colors.cyan, // Perhaps add a background color
          //gradient: LinearGradient( // Or a gradient
          //  begin: Alignment.topRight,
          //  end: Alignment.bottomLeft,
          //  colors: [Colors.lightBlueAccent, Colors.pinkAccent],
          //),
          //border: Border.all( // Maybe a border
          //  color: Colors.black38,
          //  width: 4,
          //),
          borderRadius: BorderRadius.circular(20),
        ), 
        margin: EdgeInsets.symmetric(vertical: 24, horizontal: 8),
        alignment: Alignment.center,
        child: 
          Column(mainAxisAlignment: MainAxisAlignment.center, 
            children: <Widget>[
            Icon(Icons.warning, size: 96, color: Colors.orange),
            Text('Work in progress...', style: TextStyle(color: Colors.white)),
          ]),
        ), 
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: Icon(Icons.add),
      ),
    );
  }
}