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main ... Lab3-4

4 changed files with 137 additions and 28 deletions

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@ -11,11 +11,12 @@ class MyApp extends StatelessWidget {
Widget build(BuildContext context) { Widget build(BuildContext context) {
return MaterialApp( return MaterialApp(
title: 'Flutter Demo', title: 'Flutter Demo',
debugShowCheckedModeBanner: false,
theme: ThemeData( theme: ThemeData(
colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple), colorScheme: ColorScheme.fromSeed(seedColor: Colors.orangeAccent),
useMaterial3: true, useMaterial3: true,
), ),
home: const MyHomePage(title: 'Иванов Вячеслав Николаевич'), home: const MyHomePage(title: 'Cards'),
); );
} }
} }
@ -30,39 +31,139 @@ class MyHomePage extends StatefulWidget {
} }
class _MyHomePageState extends State<MyHomePage> { class _MyHomePageState extends State<MyHomePage> {
int _counter = 0; @override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
backgroundColor: Theme.of(context).colorScheme.inversePrimary,
title: Text(widget.title),
),
body: Padding(
padding: const EdgeInsets.all(20),
child: ListView.separated(
itemBuilder: (context, index) => GestureDetector(
child: CardWidget(name: "Pizza $index", price: 150.0),
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => DetailPage(
name: "Pizza $index",
price: 150.0,
),
),
);
},
),
separatorBuilder: (context, index) => const SizedBox(height: 20),
itemCount: 10,
)));
}
}
void _incrementCounter() { class CardWidget extends StatefulWidget {
const CardWidget({super.key, required this.name, required this.price});
final String name;
final double price;
@override
State<StatefulWidget> createState() => _CardWidgetState();
}
class _CardWidgetState extends State<CardWidget> {
bool _isFavourite = false;
void toggleIsFavourite() {
setState(() { setState(() {
_counter++; _isFavourite = !_isFavourite;
final snackBar = SnackBar(
duration: const Duration(seconds: 1),
content: Text(
_isFavourite ? 'Added to favorites' : 'Removed from favorites'),
);
ScaffoldMessenger.of(context).showSnackBar(snackBar);
}); });
} }
@override @override
Widget build(BuildContext context) { Widget build(BuildContext context) {
return Scaffold( return Container(
appBar: AppBar( padding: const EdgeInsets.all(4),
backgroundColor: Theme.of(context).colorScheme.inversePrimary, decoration: BoxDecoration(
title: Text(widget.title), border: Border.all(color: Colors.deepOrangeAccent, width: 2),
borderRadius: BorderRadius.circular(20),
), ),
body: Center( child: Row(
child: Column( children: [
mainAxisAlignment: MainAxisAlignment.center, // Image
children: <Widget>[ Expanded(
const Text( child: Image.asset(
'You have pushed the button this many times:', "images/pizza.png",
fit: BoxFit.cover,
), ),
Text( ),
'$_counter', // Content
style: Theme.of(context).textTheme.headlineMedium, Expanded(
flex: 2,
child: Padding(
padding: const EdgeInsets.only(left: 10),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(widget.name, style: const TextStyle(fontSize: 18)),
Text(
"${widget.price} Руб",
style: const TextStyle(fontSize: 17, color: Colors.orange),
),
],
),
), ),
], ),
), // Like Button
), IconButton(
floatingActionButton: FloatingActionButton( icon: Icon(_isFavourite ? Icons.favorite : Icons.favorite_border),
onPressed: _incrementCounter, color: Colors.red,
tooltip: 'Increment', onPressed: toggleIsFavourite,
child: const Icon(Icons.add), ),
],
),
);
}
}
class DetailPage extends StatelessWidget {
final String name;
final double price;
const DetailPage({super.key, required this.name, required this.price});
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(name),
),
body: Padding(
padding: const EdgeInsets.all(20),
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Center(
child: Image.asset(
"images/pizza.png",
),
),
const SizedBox(height: 20),
Text(name,
style:
const TextStyle(fontSize: 24, fontWeight: FontWeight.bold)),
const SizedBox(height: 10),
Text("$price Руб",
style: const TextStyle(fontSize: 20, color: Colors.orange)),
// Add more details here as needed
],
),
), ),
); );
} }

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@ -75,6 +75,14 @@ packages:
description: flutter description: flutter
source: sdk source: sdk
version: "0.0.0" version: "0.0.0"
intl:
dependency: "direct main"
description:
name: intl
sha256: "3bc132a9dbce73a7e4a21a17d06e1878839ffbf975568bc875c60537824b0c4d"
url: "https://pub.dev"
source: hosted
version: "0.18.1"
leak_tracker: leak_tracker:
dependency: transitive dependency: transitive
description: description:

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@ -30,6 +30,7 @@ environment:
dependencies: dependencies:
flutter: flutter:
sdk: flutter sdk: flutter
intl: ^0.18.0
# The following adds the Cupertino Icons font to your application. # The following adds the Cupertino Icons font to your application.
@ -59,10 +60,9 @@ flutter:
uses-material-design: true uses-material-design: true
# To add assets to your application, add an assets section, like this: # To add assets to your application, add an assets section, like this:
# assets: assets:
# - images/a_dot_burr.jpeg - images/pizza.png
# - images/a_dot_ham.jpeg # - images/a_dot_ham.jpeg
# An image asset can refer to one or more resolution-specific "variants", see # An image asset can refer to one or more resolution-specific "variants", see
# https://flutter.dev/to/resolution-aware-images # https://flutter.dev/to/resolution-aware-images