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@ -1,10 +0,0 @@
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class CardData {
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final String text;
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final String descriptionText;
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final String? imageUrl;
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CardData(this.text,
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{required this.descriptionText,
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this.imageUrl});
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}
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@ -1,5 +1,4 @@
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import 'package:flutter/material.dart';
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import 'package:pmu_labs/presentation/home_page/home_page.dart';
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void main() {
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runApp(const MyApp());
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@ -37,8 +36,90 @@ class MyApp extends StatelessWidget {
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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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// This widget is the home page of your application. It is stateful, meaning
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// that it has a State object (defined below) that contains fields that affect
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// how it looks.
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// This class is the configuration for the state. It holds the values (in this
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// case the title) provided by the parent (in this case the App widget) and
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// used by the build method of the State. Fields in a Widget subclass are
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// always marked "final".
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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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// This call to setState tells the Flutter framework that something has
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// changed in this State, which causes it to rerun the build method below
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// so that the display can reflect the updated values. If we changed
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// _counter without calling setState(), then the build method would not be
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// called again, and so nothing would appear to happen.
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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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// This method is rerun every time setState is called, for instance as done
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// by the _incrementCounter method above.
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//
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// The Flutter framework has been optimized to make rerunning build methods
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// fast, so that you can just rebuild anything that needs updating rather
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// than having to individually change instances of widgets.
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return Scaffold(
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appBar: AppBar(
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// TRY THIS: Try changing the color here to a specific color (to
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// Colors.amber, perhaps?) and trigger a hot reload to see the AppBar
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// change color while the other colors stay the same.
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backgroundColor: Theme.of(context).colorScheme.inversePrimary,
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// Here we take the value from the MyHomePage object that was created by
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// the App.build method, and use it to set our appbar title.
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title: Text(widget.title),
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),
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body: Center(
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// Center is a layout widget. It takes a single child and positions it
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// in the middle of the parent.
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child: Column(
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// Column is also a layout widget. It takes a list of children and
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// arranges them vertically. By default, it sizes itself to fit its
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// children horizontally, and tries to be as tall as its parent.
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//
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// Column has various properties to control how it sizes itself and
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// how it positions its children. Here we use mainAxisAlignment to
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// center the children vertically; the main axis here is the vertical
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// axis because Columns are vertical (the cross axis would be
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// horizontal).
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//
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// TRY THIS: Invoke "debug painting" (choose the "Toggle Debug Paint"
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// action in the IDE, or press "p" in the console), to see the
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// wireframe for each widget.
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mainAxisAlignment: MainAxisAlignment.center,
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children: <Widget>[
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const Text(
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'You have pushed the button this many times:',
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),
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Text(
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'$_counter',
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style: Theme.of(context).textTheme.headlineMedium,
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),
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],
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),
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),
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floatingActionButton: FloatingActionButton(
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onPressed: _incrementCounter,
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tooltip: 'Increment',
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child: const Icon(Icons.add),
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), // This trailing comma makes auto-formatting nicer for build methods.
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);
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}
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}
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@ -1,36 +0,0 @@
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import 'package:flutter/material.dart';
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import 'package:pmu_labs/domain/models/carddata.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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appBar: AppBar(),
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body: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Padding(
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padding: const EdgeInsets.only(bottom: 16.0),
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child: Image.network(
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data.imageUrl ?? '',
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)),
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Padding(
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padding: const EdgeInsets.only(bottom: 4.0),
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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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Text(
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data.descriptionText,
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style: Theme.of(context).textTheme.bodyLarge,
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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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@ -1,103 +0,0 @@
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part of 'home_page.dart';
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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.only(top: 16),
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constraints: const BoxConstraints(minHeight: 140),
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Colors.amber,
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borderRadius: BorderRadius.circular(20),
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border: Border.all(
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color: Colors.grey,
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width: 2,
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),
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),
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child: IntrinsicHeight(
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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ClipRRect(
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borderRadius: BorderRadius.circular(20),
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child: SizedBox(
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width: 140,
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height: 100,
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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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Flexible(
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child: Padding(
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padding: const EdgeInsets.only(left: 16.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(widget.text,
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style: Theme.of(context).textTheme.headlineLarge),
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Text(widget.descriptionText,
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style: Theme.of(context).textTheme.bodyLarge),
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],
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),
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)),
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Padding(
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padding:
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const EdgeInsets.only(left: 8.0, right: 16, bottom: 16),
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child: GestureDetector(
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onTap: () {
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setState(() {
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isLiked = !isLiked;
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});
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widget.onLike?.call(widget.text, isLiked);
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},
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child: AnimatedSwitcher(
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duration: const Duration(milliseconds: 300),
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child: isLiked
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? const Icon(
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Icons.favorite,
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color: Colors.redAccent,
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key: ValueKey<int>(0),
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)
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: const Icon(Icons.favorite_border),
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key: ValueKey<int>(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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typedef onLikeCallback = void Function(String title, bool isliked)?;
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class _Card extends StatefulWidget {
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final String text;
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final String descriptionText;
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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,
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{required this.descriptionText, this.imageUrl, this.onLike, this.onTap});
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factory _Card.fromData(CardData data, {onLikeCallback onLike, VoidCallback? onTap}) =>
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_Card(data.text,
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descriptionText: data.descriptionText,
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imageUrl: data.imageUrl,
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onLike: onLike,
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onTap: onTap);
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@override
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State<_Card> createState() => _CardState();
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}
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@ -1,95 +0,0 @@
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:pmu_labs/presentation/details_page/details_page.dart';
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import '../../domain/models/carddata.dart';
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part 'card.dart';
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class MyHomePage extends StatefulWidget {
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const MyHomePage({super.key, required this.title});
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// This widget is the home page of your application. It is stateful, meaning
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// that it has a State object (defined below) that contains fields that affect
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// how it looks.
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// This class is the configuration for the state. It holds the values (in this
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// case the title) provided by the parent (in this case the App widget) and
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// used by the build method of the State. Fields in a Widget subclass are
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// always marked "final".
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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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@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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backgroundColor: Theme
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.of(context)
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.colorScheme
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.inversePrimary,
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title: Text(widget.title),
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),
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body: const Body(),
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);
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}
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}
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class Body extends StatelessWidget {
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const Body({super.key});
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void _showSnackbar(BuildContext context, String title, 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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'Лайк на $title ${isLiked ? 'поставлен':'убран'}',
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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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void _navToDetails(BuildContext context, CardData data)
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{
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Navigator.push(context, CupertinoPageRoute(builder: (context) => DetailsPage(data)));
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}
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@override
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Widget build(BuildContext context) {
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final data = [
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CardData('Зов Ктулху',
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descriptionText:
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'Лучше бы не находить разгадку, объединяющую сошедших с ума творцов...',
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imageUrl:
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'https://lovecraft.country/images/bibliography/call-of-cthulhu-mini.webp'),
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CardData('Хребты безумия',
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descriptionText:
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'«Хребты безумия» написаны в документальной манере повествования, постепенно привыкая к которой, становишься свидетелем особой реальности описываемых событий.',
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imageUrl:
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'https://lovecraft.country/images/bibliography/At-the-Mountains-of-Madness-mini.webp'),
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CardData('Тень над Инсмутом',
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descriptionText:
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'Инсмут, маленький рыбацкий городок неподалеку от Аркхэма, уже много лет имеет дурную славу. В округе ходят жуткие истории о его угрюмых и уродливых жителях, от которых лучше держаться подальше.',
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imageUrl:
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'https://lovecraft.country/images/bibliography/The-Shadow-over-Innsmouth.webp')
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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,onLike: (title, isLiked) => _showSnackbar(context, title, isLiked), onTap: () => _navToDetails(context, 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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Reference in New Issue
Block a user