futils 0.0.4

Flutter Some Utils. (SinPointsWidget、LoopBannerWidget、FWebViewWidget).

example/lib/main.dart

import 'package:flutter/material.dart';
import 'dart:async';
import 'dart:convert';
import 'package:flutter/services.dart';
import 'package:futils/futils.dart';
import 'package:futils/fwebview.dart';
//import 'package:futils/sin_points.dart';
//import 'package:futils/loop_banner.dart';

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

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
//  bool _running = false;

  @override
  void initState() {
    super.initState();
    initPlatformState();
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    String platformVersion;
    // Platform messages may fail, so we use a try/catch PlatformException.
    try {
      platformVersion = await Futils.platformVersion;
    } on PlatformException {
      platformVersion = 'Failed to get platform version.';
    }

    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.
    if (!mounted) return;

    setState(() {
      _platformVersion = platformVersion;
    });

    // receiving message from message channel
    FWebView.setMessageChannelCallback((message){
      print('Received message: $message');
      var msg = jsonDecode(message);
      if (msg != null) {
        String url = msg['ShouldOverrideUrl'];
        if (url != null && url.startsWith('fgit:')) {
          FWebView.closeWebView();
          Uri uri = Uri.parse(url);
          String code = uri.queryParameters['code'];
          print('Received github code: $code');
        }
      }
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      theme: ThemeData(
        primaryColor: Colors.white,
      ),
      home: Scaffold(
        appBar: AppBar(
          title: Text('Plugin Running on: $_platformVersion'),
          actions: <Widget>[
            IconButton(
              icon: Text('L'),
              onPressed: (){
                FWebView.launchUrlInWebView('https://github.com');
//                FWebView.launchUrlInWebView('https://github.com/login/oauth/authorize?client_id=980af8b605f82ea3f5cc');
              },
            ),
            IconButton(
              icon: Text('C'),
              onPressed: (){
                FWebView.closeWebView();
              },
            ),
          ],
        ),
//        body: Center(
//          child: MaterialButton(
//            padding: EdgeInsets.all(0),
//            onPressed: (){
//              setState((){
//                _running ^= true;
//              });
//            },
//            child: SizedBox(
//              width: 160,
//              height: 160,
//              child: SinPoints(
//                running: _running,
//              ),
//            ),
//          ),
//        ),
//         body: Center(
//           child: LoopBanner(
//             duration: Duration(milliseconds: 2000),
//             itemCount: 6,
//             itemBuilder: (context, position){
//               return Card(
//                 color: position % 3 == 0 ? Color(0xff33b5e5) :
//                   position % 3 == 1 ? Color(0xffdd4400) :
//                   Color(0xff44cc00),
//                 child: MaterialButton(
//                   onPressed: (){},
//                   child: Center(
//                     child: Text('${position + 1}',
//                       style: TextStyle(
//                         color: Colors.white,
//                         fontSize: 40,
//                       ),
//                     ),
//                   ),
//                 ),
//               );
//             },
//           ),
//         ),
      ),
    );
  }
}