Flutter

Flutter is Google’s mobile UI framework for crafting high-quality native interfaces on iOS, Android, Web, Windows, Linux and Mac.

Official website

https://flutter.dev/

Installation

Flutter is available on the following operating systems:

• Windows
• Linux
• Mac

Flutter Installation

Supported target platforms

• Android
• iOS
• Web
• Windows
• Linux
• Mac

Versions

• Flutter Releases Page

Getting Started

Flutter Getting Started

Packages

Flutter Packages

Plugins

Flutter Plugins

Examples

Flutter Examples

it’s all widgets

Tutorials

Flutter Tutorials

Dart pad

Dart pad is a web-based tool that allows you to write Dart code and execute it in the browser.

dartpad.dev

Dart

Dart is the programming language for Flutter. It is a client-optimized language for fast apps on any platform.

To learn dart go on dart.dev

Code example

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;

  void _incrementCounter() {
    setState(() {
      _counter++;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            Text(
              'You have pushed the button this many times:',
            ),
            Text(
              '$_counter',
              style: Theme.of(context).textTheme.headline4,
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: Icon(Icons.add),
      ),
    );
  }
}