flutter_usb_plus 0.1.4

flutter_usb_plus: ^0.1.4 copied to clipboard

example/lib/main.dart

import 'package:flutter/material.dart';
import 'dart:async';

import 'package:flutter/services.dart';
import 'package:flutter_usb_plus/flutter_usb_plus.dart';
import 'package:flutter_usb_plus/flutter_usb_plus_platform_interface.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:convert/convert.dart';


void main() {
  runApp(const MyApp());
}

class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  final _flutterUsbPlusPlugin = FlutterUsbPlus();

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

  }

  // 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.
    // We also handle the message potentially returning null.
    try {
      platformVersion = await _flutterUsbPlusPlugin.getPlatformVersion() ??
          'Unknown platform version';
    } 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;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
            child: Column(
          children: [

            InkWell(
              onTap: ()async {

                _flutterUsbPlusPlugin.openUsbConnection(1, 115200, 8, 1, 0);

              },
              child: Text("OPEN USB"),
            ),
            
            Padding(padding: EdgeInsets.only(top: 30)),

            InkWell(
              onTap: ()async {

                 _flutterUsbPlusPlugin.sendDataToUsb([0,1,2,3,4,5]);
                // }
              },
              child: Text("Send Message"),
            ),

            Padding(padding: EdgeInsets.only(top: 30)),
            
            Text('Running on: $_platformVersion\n'),
          ],
        )),
      ),
    );
  }

}