Compare commits
No commits in common. "main" and "lab-3" have entirely different histories.
209
lib/main.dart
209
lib/main.dart
@ -7,27 +7,11 @@ void main() {
|
|||||||
class MyApp extends StatelessWidget {
|
class MyApp extends StatelessWidget {
|
||||||
const MyApp({super.key});
|
const MyApp({super.key});
|
||||||
|
|
||||||
// This widget is the root of your application.
|
|
||||||
@override
|
@override
|
||||||
Widget build(BuildContext context) {
|
Widget build(BuildContext context) {
|
||||||
return MaterialApp(
|
return MaterialApp(
|
||||||
title: 'Flutter Demo',
|
title: 'Flutter Demo',
|
||||||
theme: ThemeData(
|
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),
|
colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
|
||||||
useMaterial3: true,
|
useMaterial3: true,
|
||||||
),
|
),
|
||||||
@ -39,15 +23,6 @@ class MyApp extends StatelessWidget {
|
|||||||
class MyHomePage extends StatefulWidget {
|
class MyHomePage extends StatefulWidget {
|
||||||
const MyHomePage({super.key, required this.title});
|
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;
|
final String title;
|
||||||
|
|
||||||
@override
|
@override
|
||||||
@ -55,71 +30,155 @@ class MyHomePage extends StatefulWidget {
|
|||||||
}
|
}
|
||||||
|
|
||||||
class _MyHomePageState extends State<MyHomePage> {
|
class _MyHomePageState extends State<MyHomePage> {
|
||||||
int _counter = 0;
|
final Color _color = Colors.redAccent;
|
||||||
|
|
||||||
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++;
|
|
||||||
});
|
|
||||||
}
|
|
||||||
|
|
||||||
@override
|
@override
|
||||||
Widget build(BuildContext context) {
|
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(
|
return Scaffold(
|
||||||
appBar: AppBar(
|
appBar: AppBar(
|
||||||
// TRY THIS: Try changing the color here to a specific color (to
|
backgroundColor: _color,
|
||||||
// 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),
|
title: Text(widget.title),
|
||||||
),
|
),
|
||||||
body: Center(
|
body: const Center(
|
||||||
// Center is a layout widget. It takes a single child and positions it
|
child: MyWidget()
|
||||||
// in the middle of the parent.
|
),
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class MyWidget extends StatelessWidget {
|
||||||
|
const MyWidget({super.key});
|
||||||
|
|
||||||
|
@override
|
||||||
|
Widget build(BuildContext context) {
|
||||||
|
final data = [
|
||||||
|
_CardData(
|
||||||
|
'Oh?',
|
||||||
|
description: 'pain',
|
||||||
|
icon: Icons.add_box,
|
||||||
|
imageUrl: 'https://www.thespruceeats.com/thmb/QjCQ4RTjmnhrovGkuJWzZCXYFX8=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/GettyImages-90053856-588b7aff5f9b5874ee534b04.jpg',
|
||||||
|
),
|
||||||
|
_CardData(
|
||||||
|
'Freeze?',
|
||||||
|
description: 'suffering',
|
||||||
|
icon: Icons.ac_unit_sharp,
|
||||||
|
imageUrl: 'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTwgAMeszx47tsBuUK20XIByglQcnAZCOEQJw&s',
|
||||||
|
),
|
||||||
|
_CardData(
|
||||||
|
'Hi?',
|
||||||
|
description: 'horror',
|
||||||
|
icon: Icons.access_alarms,
|
||||||
|
imageUrl: 'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRsya6wSRjwvxaWlZEKn0U7gW6F2PWI54D6hw&s',
|
||||||
|
),
|
||||||
|
];
|
||||||
|
return Center(
|
||||||
|
child: SingleChildScrollView(
|
||||||
|
child: Padding(
|
||||||
|
padding: const EdgeInsets.all(8.0),
|
||||||
child: Column(
|
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,
|
mainAxisAlignment: MainAxisAlignment.center,
|
||||||
children: <Widget>[
|
children: data.map((_CardData x) => _Card.fromData(x)).toList(),
|
||||||
const Text(
|
),
|
||||||
'You have pushed the button this many times:',
|
),
|
||||||
|
),
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class _CardData {
|
||||||
|
final String text;
|
||||||
|
final String description;
|
||||||
|
final IconData icon;
|
||||||
|
final String? imageUrl;
|
||||||
|
|
||||||
|
_CardData(this.text, {
|
||||||
|
required this.description,
|
||||||
|
this.icon = Icons.icecream,
|
||||||
|
this.imageUrl,
|
||||||
|
});
|
||||||
|
}
|
||||||
|
|
||||||
|
class _Card extends StatelessWidget {
|
||||||
|
final String text;
|
||||||
|
final String description;
|
||||||
|
final IconData icon;
|
||||||
|
final String? imageUrl;
|
||||||
|
|
||||||
|
const _Card(this.text, {
|
||||||
|
required this.description,
|
||||||
|
this.icon = Icons.icecream,
|
||||||
|
this.imageUrl,
|
||||||
|
});
|
||||||
|
|
||||||
|
factory _Card.fromData(_CardData data) => _Card(
|
||||||
|
data.text,
|
||||||
|
description: data.description,
|
||||||
|
icon: data.icon,
|
||||||
|
imageUrl: data.imageUrl,
|
||||||
|
);
|
||||||
|
|
||||||
|
@override
|
||||||
|
Widget build(BuildContext context) {
|
||||||
|
return Container(
|
||||||
|
margin: const EdgeInsets.only(top: 16),
|
||||||
|
padding: const EdgeInsets.all(16),
|
||||||
|
decoration: BoxDecoration(
|
||||||
|
color: Colors.orangeAccent,
|
||||||
|
borderRadius: BorderRadius.circular(20),
|
||||||
|
border: Border.all(
|
||||||
|
color: Colors.redAccent,
|
||||||
|
width: 4,
|
||||||
|
),
|
||||||
|
boxShadow: [
|
||||||
|
BoxShadow(
|
||||||
|
color: Colors.redAccent.withOpacity(.6),
|
||||||
|
spreadRadius: 4,
|
||||||
|
offset: const Offset(0, 5),
|
||||||
|
blurRadius: 8,
|
||||||
|
),
|
||||||
|
],
|
||||||
|
),
|
||||||
|
child: Row(
|
||||||
|
crossAxisAlignment: CrossAxisAlignment.start,
|
||||||
|
mainAxisAlignment: MainAxisAlignment.start,
|
||||||
|
children: [
|
||||||
|
ClipRRect(
|
||||||
|
borderRadius: BorderRadius.circular(20),
|
||||||
|
child: SizedBox(
|
||||||
|
height: 140,
|
||||||
|
width: 100,
|
||||||
|
child: Image.network(
|
||||||
|
fit: BoxFit.cover,
|
||||||
|
imageUrl ?? '',
|
||||||
|
errorBuilder: (_, __, ___) => const Placeholder(),
|
||||||
|
),
|
||||||
|
),
|
||||||
|
),
|
||||||
|
Expanded(
|
||||||
|
child: Padding(
|
||||||
|
padding: const EdgeInsets.all(8.0),
|
||||||
|
child: Column(
|
||||||
|
crossAxisAlignment: CrossAxisAlignment.start,
|
||||||
|
children: [
|
||||||
|
Text(
|
||||||
|
text,
|
||||||
|
style: Theme.of(context).textTheme.headlineLarge,
|
||||||
),
|
),
|
||||||
Text(
|
Text(
|
||||||
'$_counter',
|
description,
|
||||||
style: Theme.of(context).textTheme.headlineMedium,
|
style: Theme.of(context).textTheme.bodyLarge,
|
||||||
),
|
),
|
||||||
],
|
],
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
floatingActionButton: FloatingActionButton(
|
),
|
||||||
onPressed: _incrementCounter,
|
Padding(
|
||||||
tooltip: 'Increment',
|
padding: const EdgeInsets.all(8.0),
|
||||||
child: const Icon(Icons.add),
|
child: Icon(icon),
|
||||||
), // This trailing comma makes auto-formatting nicer for build methods.
|
),
|
||||||
|
],
|
||||||
|
),
|
||||||
);
|
);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
Loading…
x
Reference in New Issue
Block a user