setstate_load

import 'package:flutter/material.dart';

class Data {
  
  void save() {}
  
  void load() {}
}

void main() {
  
  runApp(
    MaterialApp(
      home: Game()
    )
  );
}

class Game extends StatefulWidget
{
  Game({Key? key}) : super(key: key);

  static Data data = Data();
  static int counter = 0;

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

class _GameState extends State<Game>
{
  int counter2 = 0;

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Meh',
      debugShowCheckedModeBanner: false,
      home: Scaffold(
        body: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: <Widget>[
              Text(Game.counter.toString(), ),
              Text(counter2.toString(), ),
              OutlinedButton(
                onPressed: () {
                  counter2++;
                  Game.counter++;
                  print(counter2);
                  print(Game.counter);
                  Game.data.save();
                  setState(() {});
                },
                child: Text("SAVE"),
              ),
              OutlinedButton(
                onPressed: () {
                  Game.data.load();
                  setState(() {});
                },
                child: Text("LOAD"),
              ),
            ],
          ),
        ),
      ),
    );
  }
}