lol 4 лаба тоже получается готова
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435eaf4944
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9
lib/domain/models/card.dart
Normal file
9
lib/domain/models/card.dart
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@ -0,0 +1,9 @@
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class CardData {
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final String text;
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final String? imageUrl;
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CardData(
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this.text, {
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this.imageUrl,
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});
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}
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127
lib/main.dart
127
lib/main.dart
@ -1,4 +1,5 @@
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import 'package:flutter/material.dart';
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import 'package:laba1/presentation/home_page/home_page.dart';
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void main() {
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runApp(const MyApp());
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@ -14,131 +15,7 @@ class MyApp extends StatelessWidget {
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theme: ThemeData(
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primarySwatch: Colors.amber,
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),
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home: const MyHomePage(title: 'Flutter Demo Home Page'),
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);
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}
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}
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class MyHomePage extends StatefulWidget {
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const MyHomePage({super.key, required this.title});
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final String title;
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@override
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State<MyHomePage> createState() => _MyHomePageState();
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}
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class _MyHomePageState extends State<MyHomePage> {
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int _counter = 0;
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void _incrementCounter() {
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setState(() {
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_counter++;
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});
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: Text("Кувшинов Тимур Александрович"),
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),
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backgroundColor: Colors.yellow,
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body: const MyWidget());
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}
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}
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class MyWidget extends StatelessWidget {
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const MyWidget({Key? key}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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final List<_CardData> data = [
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_CardData('orange', imageUrl: 'https://kuban24.tv/wp-content/uploads/2023/10/photo_2023-10-02_16-08-02.jpg'),
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_CardData("aboba", imageUrl: 'https://masterpiecer-images.s3.yandex.net/5fa453a2d4c51a7:upscaled'),
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_CardData("Hello world!!!", imageUrl: 'https://m.media-amazon.com/images/I/81YqUbAZ0GL._AC_UF1000,1000_QL80_.jpg'),
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_CardData('(=^･^=)',
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imageUrl:
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'https://i.pinimg.com/236x/c8/cc/24/c8cc24bba37a25c009647b8875aae0e3.jpg'),
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_CardData('плохо быть старым ' + 'трезвым и больным, ' * 5,
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imageUrl: 'https://images.genius.com/c754c6f1755acee741881d55985a6c34.865x865x1.jpg'
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),
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];
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return Center(
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child: SingleChildScrollView(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: data.map((e) => _Card.fromData(e)).toList(),
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),
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),
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);
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}
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}
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class _CardData {
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final String text;
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final String? imageUrl;
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_CardData(
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this.text, {
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this.imageUrl,
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});
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}
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class _Card extends StatelessWidget {
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final String _text;
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final String? imageUrl;
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const _Card(this._text, {Key? key, this.imageUrl}) : super(key: key);
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factory _Card.fromData(_CardData data) => _Card(
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data.text,
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imageUrl: data.imageUrl,
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);
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@override
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Widget build(BuildContext context) {
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return Container(
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padding: const EdgeInsets.all(10),
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margin: const EdgeInsets.all(10),
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(20),
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color: Colors.amber,
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border: Border.all(color: Colors.amberAccent, width: 2),
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boxShadow: [BoxShadow(
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color: Colors.grey.withOpacity(.5),
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blurRadius: 8,
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offset: const Offset(0, 5),
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spreadRadius: 4,
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)]
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),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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ClipRRect(
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borderRadius: const BorderRadius.horizontal(left: Radius.circular(150), right: Radius.circular(30)),
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child: SizedBox(
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height: 160,
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width: 90,
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child: Image.network(
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imageUrl ?? '',
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fit: BoxFit.cover,
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errorBuilder: (_, __, ___) => const Placeholder(),
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),
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),
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),
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Expanded(
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child: Padding(
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padding: const EdgeInsets.all(8.0),
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child: Text(
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_text,
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style: Theme.of(context).textTheme.headlineLarge,
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),
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),
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),
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],
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),
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home: const MyHomePage(title: 'Кувшинов Тимур Александрович'),
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);
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}
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}
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61
lib/presentation/details_page/details_page.dart
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61
lib/presentation/details_page/details_page.dart
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@ -0,0 +1,61 @@
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import 'package:flutter/material.dart';
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import '../../domain/models/card.dart';
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class DetailsPage extends StatelessWidget {
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final CardData data;
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const DetailsPage(this.data, {super.key});
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: Colors.amber,
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appBar: AppBar(
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title: const Text("окно с детальной информацией"),
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),
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body: SingleChildScrollView(
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child: Center(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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Padding(
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padding: const EdgeInsets.only(left: 20, top: 20, right: 20),
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child: ClipRRect(
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borderRadius: const BorderRadius.all(Radius.circular(20)),
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child: Image.network(
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data.imageUrl ?? '',
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errorBuilder: (_, __, ___) => const Placeholder(),
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),
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),
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),
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Container(
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margin: const EdgeInsets.all(20),
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width: double.infinity,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(20),
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color: const Color.fromARGB(255, 250, 235, 159),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(.5),
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blurRadius: 8,
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offset: const Offset(0, 5),
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spreadRadius: 4,
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)
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]),
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child: Center(
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child: Padding(
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padding: const EdgeInsets.all(8),
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child: Text(
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data.text,
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style: Theme.of(context).textTheme.headlineLarge,
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),
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),
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),
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),
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],
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),
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),
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),
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);
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}
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}
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108
lib/presentation/home_page/card.dart
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108
lib/presentation/home_page/card.dart
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@ -0,0 +1,108 @@
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part of 'home_page.dart';
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typedef OnLikeCallback = void Function(bool isLiked)?;
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class _Card extends StatefulWidget {
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final String _text;
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final String? imageUrl;
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final OnLikeCallback onLike;
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final VoidCallback? onTap;
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const _Card(this._text, {Key? key, this.imageUrl, this.onLike, this.onTap})
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: super(key: key);
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factory _Card.fromData(
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CardData data, {
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OnLikeCallback onLike,
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VoidCallback? onTap,
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}) =>
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_Card(
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data.text,
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imageUrl: data.imageUrl,
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onLike: onLike,
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onTap: onTap,
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);
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@override
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State<_Card> createState() => _CardState();
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}
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class _CardState extends State<_Card> {
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bool isLiked = false;
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@override
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Widget build(BuildContext context) {
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return GestureDetector(
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onTap: widget.onTap,
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child: Container(
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margin: const EdgeInsets.all(10),
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constraints: const BoxConstraints(minHeight: 140, maxHeight: 212),
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(20),
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color: Colors.amber,
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border: Border.all(color: Colors.amberAccent, width: 2),
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boxShadow: [
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BoxShadow(
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color: Colors.grey.withOpacity(.5),
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blurRadius: 8,
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offset: const Offset(0, 5),
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spreadRadius: 4,
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)
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]),
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child: IntrinsicHeight(
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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ClipRRect(
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borderRadius:
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const BorderRadius.horizontal(left: Radius.circular(20)),
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child: SizedBox(
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height: double.infinity,
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width: 120,
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child: Image.network(
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widget.imageUrl ?? '',
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fit: BoxFit.cover,
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errorBuilder: (_, __, ___) => const Placeholder(),
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),
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),
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),
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Expanded(
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child: Padding(
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padding: const EdgeInsets.only(left: 8.0, bottom: 8),
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child: Text(
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widget._text,
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style: Theme.of(context).textTheme.headlineMedium,
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overflow: TextOverflow.ellipsis,
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maxLines: 4,
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),
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),
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),
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Padding(
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padding: const EdgeInsets.all(8.0),
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child: GestureDetector(
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onTap: () {
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isLiked = !isLiked;
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setState(() {});
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widget.onLike?.call(isLiked);
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},
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child: AnimatedSwitcher(
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duration: const Duration(milliseconds: 100),
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child: isLiked
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? const Icon(
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Icons.favorite,
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key: ValueKey(0),
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)
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: const Icon(
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Icons.favorite_border,
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key: ValueKey(1),
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),
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),
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),
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)
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],
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),
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),
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),
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);
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}
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}
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85
lib/presentation/home_page/home_page.dart
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85
lib/presentation/home_page/home_page.dart
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@ -0,0 +1,85 @@
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:laba1/presentation/details_page/details_page.dart';
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import '../../domain/models/card.dart';
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part 'card.dart';
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class MyHomePage extends StatelessWidget {
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const MyHomePage({super.key, required this.title});
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final String title;
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: Text(title),
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),
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backgroundColor: Colors.yellow,
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body: const Body());
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}
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}
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class Body extends StatelessWidget {
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const Body({Key? key}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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final List<CardData> data = [
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CardData('orange',
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imageUrl:
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'https://kuban24.tv/wp-content/uploads/2023/10/photo_2023-10-02_16-08-02.jpg'),
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CardData("aboba",
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imageUrl:
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'https://masterpiecer-images.s3.yandex.net/5fa453a2d4c51a7:upscaled'),
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CardData("Hello world!!!",
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imageUrl:
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'https://m.media-amazon.com/images/I/81YqUbAZ0GL._AC_UF1000,1000_QL80_.jpg'),
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CardData('(=^･^=)',
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imageUrl:
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'https://i.pinimg.com/236x/c8/cc/24/c8cc24bba37a25c009647b8875aae0e3.jpg'),
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CardData('плохо быть старым ' + 'трезвым и больным, ' * 5,
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imageUrl:
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'https://images.genius.com/c754c6f1755acee741881d55985a6c34.865x865x1.jpg'),
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];
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return Center(
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child: SingleChildScrollView(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: data
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.map((e) => _Card.fromData(
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e,
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onLike: (bool isLiked) {
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_showSnackBar(context, isLiked);
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},
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onTap: () => _navToDetails(context, e),
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))
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.toList(),
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),
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),
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);
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}
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void _navToDetails(BuildContext context, CardData data) {
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Navigator.push(
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context,
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CupertinoPageRoute(builder: (context) => DetailsPage(data)),
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);
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}
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void _showSnackBar(BuildContext context, bool isLiked) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(
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content: Text(
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'Card ${isLiked ? 'liked' : 'unliked'}',
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style: Theme.of(context).textTheme.bodyLarge,
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),
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backgroundColor: Colors.orangeAccent,
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duration: const Duration(seconds: 1),
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));
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});
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}
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}
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