flutter_flexui 0.1.0+1

Flutter package for build Flexible and beautiful UI to considers different screen sizes.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter_flexui/flexui.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(
          children: <Widget>[
            FlexRow(
              colLg: 6,
              colMd: 3,
              colSm: 1,
              colMainAxisAlignment: MainAxisAlignment.spaceEvenly,
              colVerticalDirection: VerticalDirection.down,
              colMainAxisSize: MainAxisSize.max,
              rowMainAxisAlignment: MainAxisAlignment.spaceAround,
              rowVerticalDirection: VerticalDirection.down,
              rowMainAxisSize: MainAxisSize.max,
              children: <Widget>[
                FlexText(
                  'You have pushed the button this many times:',
                ),
                FlexText(
                  '$_counter',
                  style: Theme.of(context).textTheme.display1,
                ),
                FlexText(
                  "3",
                  styleSm: TextStyle(fontWeight: FontWeight.w200, fontSize: 12),
                  styleMd: TextStyle(fontWeight: FontWeight.w600, fontSize: 16),
                  styleLg: TextStyle(fontWeight: FontWeight.w900, fontSize: 22),
                ),
                FlexText("4"),
                FlexText(
                  "5",
                  styleSm: TextStyle(fontWeight: FontWeight.w200, fontSize: 12),
                  styleMd: TextStyle(fontWeight: FontWeight.w600, fontSize: 16),
                  styleLg: TextStyle(fontWeight: FontWeight.w900, fontSize: 22),
                ),
              ],
            ),
            FlexWidget(
              sm: Text(
                  "Is mobile device: ${FlexUI.isMobile(context).toString()}"),
              md: Text("Desktop version!"),
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: Icon(Icons.add),
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}