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import 'package:flutter/material.dart'; class TabOne extends StatefulWidget { @override _TabOneState createState() => _TabOneState(); } class _TabOneState extends State { String text = "게임 시작해보세요!"; void changeText(){ setState(() { text = "변경된 텍스트"; }); } @override Widget build(BuildContext context) { return Scaffold( body : Center( child: Text(text, style: TextStyle( fontSize: 40.0 ), ), ), flo..

탭 만들기!! import 'package:flutter/material.dart'; import 'package:flutterapp1231244444/Tab_three.dart'; import 'Tab_one.dart'; import 'Tab_two.dart'; class Home extends StatefulWidget { @override _HomeState createState() => _HomeState(); } class _HomeState extends State { int tab_number = 0; List_widgets = [ TabOne(), TabTwo(), TabThree(), ]; void _onItemTapped(int index){ print(index); setState((..

일단 탭을 통해 난이도를 조절 탭 만들 준비 import 'package:flutter/material.dart'; import 'Myhome.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: Home() ); } }

import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: samuku(), ); } } class samuku extends StatefulWidget { @override _samukuState createState() => _samukuState(); } class _samukuState extends State { String zzack = "짝 or not"; int count = 0; // 3 6 9 13 16 19 3이 포함되면..

import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: samuku(), ); } } class samuku extends StatefulWidget { @override _samukuState createState() => _samukuState(); } class _samukuState extends State { int count = 0; void addNumber(){ setState(() { count++; print("$cou..

import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { // This widget is the root of your application. @override Widget build(BuildContext context) { return MaterialApp( home: samuku(), ); } } class samuku extends StatefulWidget { @override _samukuState createState() => _samukuState(); } class _samukuState extends State { @override Widget bu..

import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { // This widget is the root of your application. @override Widget build(BuildContext context) { return MaterialApp( title: 'Flutter Demo', theme: ThemeData( // This is the theme of your application. // // Try running your application with "flutter run". You'll see the // application has a..

import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: ShowHide(), ); } } class ShowHide extends StatefulWidget { @override _ShowHideState createState() => _ShowHideState(); } class _ShowHideState extends State { bool visible_val = true; void showWidget(){ setState(() {..

import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { // This widget is the root of your application. @override Widget build(BuildContext context) { return MaterialApp( title: 'Flutter Demo', theme: ThemeData( primarySwatch: Colors.blue, ), home: Test(), ); } } class Test extends StatefulWidget { @override _TestState createState() => _TestS..

import 'package:flutter/material.dart'; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: SimpleApp() ); } } class SimpleApp extends StatefulWidget { @override _SimpleAppState createState() => _SimpleAppState(); } class _SimpleAppState extends State { String box_text = "테스트 텍스트"; void _updateText() { set..