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main.dart 5.04 KiB
import 'package:english_words/english_words.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return ChangeNotifierProvider(
create: (context) => MyAppState(),
child: MaterialApp(
title: 'Namer App',
theme: ThemeData(
useMaterial3: true,
colorScheme: ColorScheme.fromSeed(seedColor: Colors.lightBlueAccent),
),
home: MyHomePage(),
),
);
}
}
class MyAppState extends ChangeNotifier {
var current = WordPair.random();
void getNext() {
current = WordPair.random();
notifyListeners();
}
var favorites = <WordPair>[];
void toggleFavorite() {
if (favorites.contains(current)) {
favorites.remove(current);
} else {
favorites.add(current);
}
notifyListeners();
}
}
// ...
class MyHomePage extends StatefulWidget {
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
var selectedIndex = 0;
@override
Widget build(BuildContext context) {
Widget page;
switch (selectedIndex) {
case 0:
page = GeneratorPage();
break;
case 1:
page = FavoritesPage();
break;
default:
throw UnimplementedError('no widget for $selectedIndex');
}