simple_barcode_scanner 0.2.5

simple_barcode_scanner that let you scan barcode and qr code in mobile, web and windows.

example/lib/main.dart

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

import 'barcode_widget_page.dart';

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

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: const HomePage(),
    );
  }
}

class HomePage extends StatefulWidget {
  const HomePage({Key? key}) : super(key: key);

  @override
  State<HomePage> createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
  String result = '';
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Center(
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            ElevatedButton(
              onPressed: () async {
                String? res = await SimpleBarcodeScanner.scanBarcode(
                  context,
                  barcodeAppBar: const BarcodeAppBar(
                    appBarTitle: 'Test',
                    centerTitle: false,
                    enableBackButton: true,
                    backButtonIcon: Icon(Icons.arrow_back_ios),
                  ),
                  isShowFlashIcon: true,
                  delayMillis: 500,
                  cameraFace: CameraFace.back,
                  scanFormat: ScanFormat.ONLY_BARCODE,
                );
                setState(() {
                  result = res as String;
                });
              },
              child: const Text('Scan Barcode'),
            ),
            const SizedBox(
              height: 10,
            ),
            Text('Scan Barcode Result: $result'),
            const SizedBox(
              height: 10,
            ),
            ElevatedButton(
              onPressed: () async {
                SimpleBarcodeScanner.streamBarcode(
                  context,
                  barcodeAppBar: const BarcodeAppBar(
                    appBarTitle: 'Test',
                    centerTitle: false,
                    enableBackButton: true,
                    backButtonIcon: Icon(Icons.arrow_back_ios),
                  ),
                  isShowFlashIcon: true,
                  delayMillis: 2000,
                ).listen((event) {
                  print("Stream Barcode Result: $event");
                });
              },
              child: const Text('Stream Barcode'),
            ),
            const SizedBox(
              height: 10,
            ),
            ElevatedButton(
                onPressed: () {
                  Navigator.push(context, MaterialPageRoute(builder: (context) {
                    return const BarcodeWidgetPage();
                  }));
                },
                child: const Text('Barcode Scanner Widget(Android Only)'))
          ],
        ),
      ),
    );
  }
}