Using Flutter For Mobile App Development

In native mobile development, we use two different languages Java or Kotlin for Android and Swift/objective-c for iOS.  To reduce development time and complexity of different languages Google Launched Flutter. Flutter enables app developers to develop single application for both Android & iOS platform. Flutter uses Dart language which makes app development task easy, efficient, powerful way to develop mobile applications.

Components of Fluter:

1 Flutter Engine

2 Dart 

3 Widget

4 Foundation Library

Features of Flutter:

1 Easy & Efficient

2 Fast Development

3 Work with Existing Android and iOS Project

4 Run-on Android & iOS Platforms

Installation of Flutter on Mac & Windows:

Requirements

1 Download latest Android Studio

2 Download latest Xcode 

3 Download latest Flutter SDK

4 RAM 12GB or Above

5 SSD 500 GB or Above

Steps to Install

1 Open Android Studio 

2 Doble click on upper left corner Android Studio

3 Click on Preferences

4 Select Plugins

5 Install Flutter & Dart Plugins

6 Now Select Language and Framework

7 Select Flutter-> Set the Flutter SDK Path(give the downloaded Flutter SDK Path)

8 Press Apply & OK

9 Now Select the Dart in the left side 

10 See Dart SDK Path if filled then fine otherwise set the Dart SDK Path from downloaded Flutter SDK, then press Apply & Ok

11 Now Select the File -> New -> New Flutter Project

Example:-

import 'package:flutter/material.dart';

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

class MyApp extends StatelessWidget {

  @override

  Widget build(BuildContext context) {

    return MaterialApp(

      title: 'Flutter',

      home: Scaffold(

        appBar: AppBar(

          title: Text('Welcome to Flutter'),

        ),

        body: Center(

          child: Text('Hi'),

        ),

      ),

    );

  }

}

Common Commands use in Flutter:

1 Fluter Doctor: Check whether Flutter SDK setup successfully or not 

2 Fluter Clean: Delete all the previous builds and reduce the size of the project

3 Flutter Upgrade: upgrade the local Flutter SDK to latest SDK present on the Flutter git repo

4 Open iOS module in Xcode: Open the Flutter project in Xcode to make the build for App Store

5 Flutter Package Get: Add the dependency in Flutter pubspec.YAML file

6 Flutter Package Upgrade: Update the dependency present in pubspec.YAML file

Note: All these commands find in Tools -> Flutter in Android Studio

Official Links:

1 Flutter Website: https://flutter.io

2 The Flutter repo on Github: https://github.com/flutter/flutter

3 Flutter Installation: https://flutter.dev/docs/get-started/install

4 Flutter Community: https://flutter.dev/community

5 Dart Language: https://dart.dev/guides/language/language-tour

6 Flutter Youtube: https://www.youtube.com/channel/UCwXdFgeE9KYzlDdR7TG9cMw