Flutter Design System

This is Flutter design system & responsive tutorial package.

Getting started

1. Install flutter_design_system package.

flutter pub add flutter_design_system

2. Wrap the root widget with ThemeInjector.

import 'package:flutter_design_system/flutter_design_system.dart';

void main() {
  runApp(
    const ThemeInjector(
      child: MyApp(),
    ),
  );
}

3. Pass context.themeService.themeData and navigatorKey to MaterialApp, and call Toast.init() in builder.

final GlobalKey<NavigatorState> navigatorKey = GlobalKey();

@override
Widget build(BuildContext context) {
  return MaterialApp(
    navigatorKey: navigatorKey,
    theme: context.themeService.themeData,
    builder: (context, child) => Toast.init(navigatorKey, child),
    ...
  );
}

Demo

House of Tomorrow

Feature

Custom Theme

You can also create custom light and dark theme by implements AppTheme.

class MyLightTheme implements AppTheme {}
class MyDarkTheme implements AppTheme {}

Inject your custom themes as below.

void main() {
  runApp(
    ThemeInjector(
      themeService: ThemeService(
        brightness: Brightness.dark, // Current theme
        lightTheme: MyLightTheme(), // My light theme
        darkTheme: MyDarkTheme(), // My dark theme
      ),
      child: const MyApp(),
    ),
  );
}

Components

Light Theme	Dark Theme

Responsive UI

SizedBox(
    width: context.layout(
        100, // base(mobile)
        tablet: 200, // tablet
        desktop: 300, // desktop
    ),
);