From e73cee57a316b0cb845c3bd5ef603305ee86804d Mon Sep 17 00:00:00 2001 From: Factorino73 Date: Tue, 10 Sep 2024 01:41:34 +0400 Subject: [PATCH] LabWork01 Done --- lib/main.dart | 95 +++++++++++++++++++-------------------------------- 1 file changed, 35 insertions(+), 60 deletions(-) diff --git a/lib/main.dart b/lib/main.dart index 8e94089..dfc2d07 100644 --- a/lib/main.dart +++ b/lib/main.dart @@ -1,3 +1,5 @@ +import 'dart:math'; + import 'package:flutter/material.dart'; void main() { @@ -7,27 +9,11 @@ void main() { class MyApp extends StatelessWidget { const MyApp({super.key}); - // 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 THIS: Try running your application with "flutter run". You'll see - // the application has a purple toolbar. Then, without quitting the app, - // try changing the seedColor in the colorScheme below to Colors.green - // and then invoke "hot reload" (save your changes or press the "hot - // reload" button in a Flutter-supported IDE, or press "r" if you used - // the command line to start the app). - // - // Notice that the counter didn't reset back to zero; the application - // state is not lost during the reload. To reset the state, use hot - // restart instead. - // - // This works for code too, not just values: Most code changes can be - // tested with just a hot reload. colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple), useMaterial3: true, ), @@ -39,15 +25,6 @@ class MyApp extends StatelessWidget { class MyHomePage extends StatefulWidget { const MyHomePage({super.key, required this.title}); - // This widget is the home page of your application. It is stateful, meaning - // that it has a State object (defined below) that contains fields that affect - // how it looks. - - // This class is the configuration for the state. It holds the values (in this - // case the title) provided by the parent (in this case the App widget) and - // used by the build method of the State. Fields in a Widget subclass are - // always marked "final". - final String title; @override @@ -56,53 +33,44 @@ class MyHomePage extends StatefulWidget { class _MyHomePageState extends State { int _counter = 0; + Color _color = Colors.orangeAccent; void _incrementCounter() { setState(() { - // This call to setState tells the Flutter framework that something has - // changed in this State, which causes it to rerun the build method below - // so that the display can reflect the updated values. If we changed - // _counter without calling setState(), then the build method would not be - // called again, and so nothing would appear to happen. _counter++; + _color = + Color((Random().nextDouble() * 0xFFFFFF).toInt()).withOpacity(1.0); }); } @override Widget build(BuildContext context) { - // This method is rerun every time setState is called, for instance as done - // by the _incrementCounter method above. - // - // The Flutter framework has been optimized to make rerunning build methods - // fast, so that you can just rebuild anything that needs updating rather - // than having to individually change instances of widgets. return Scaffold( appBar: AppBar( - // TRY THIS: Try changing the color here to a specific color (to - // Colors.amber, perhaps?) and trigger a hot reload to see the AppBar - // change color while the other colors stay the same. - backgroundColor: Theme.of(context).colorScheme.inversePrimary, - // Here we take the value from the MyHomePage object that was created by - // the App.build method, and use it to set our appbar title. - title: Text(widget.title), + backgroundColor: _color, + title: Column( + mainAxisAlignment: MainAxisAlignment.center, + crossAxisAlignment: CrossAxisAlignment.start, + children: const [ + Text( + 'Masenkin', + style: TextStyle( + fontSize: 20, + fontWeight: FontWeight.bold, + ), + ), + Text( + 'Maksim Sergeevich', + style: TextStyle( + fontSize: 12, + fontWeight: FontWeight.normal, + ), + ), + ], + ), ), body: Center( - // Center is a layout widget. It takes a single child and positions it - // in the middle of the parent. child: Column( - // Column is also a layout widget. It takes a list of children and - // arranges them vertically. By default, it sizes itself to fit its - // children horizontally, and tries to be as tall as its parent. - // - // Column has various properties to control how it sizes itself and - // how it positions its children. Here we use mainAxisAlignment to - // center the children vertically; the main axis here is the vertical - // axis because Columns are vertical (the cross axis would be - // horizontal). - // - // TRY THIS: Invoke "debug painting" (choose the "Toggle Debug Paint" - // action in the IDE, or press "p" in the console), to see the - // wireframe for each widget. mainAxisAlignment: MainAxisAlignment.center, children: [ const Text( @@ -112,14 +80,21 @@ class _MyHomePageState extends State { '$_counter', style: Theme.of(context).textTheme.headlineMedium, ), + if (_counter > 10) + Text( + 'STOP CLICKING! \nIT\'S NOT HAMSTER COMBAT', + style: Theme.of(context).textTheme.headlineMedium, + textAlign: TextAlign.center, + ), ], ), ), floatingActionButton: FloatingActionButton( onPressed: _incrementCounter, + backgroundColor: _color, tooltip: 'Increment', - child: const Icon(Icons.add), - ), // This trailing comma makes auto-formatting nicer for build methods. + child: const Icon(Icons.mood), + ), ); } }