76 lines
2.0 KiB
Dart
76 lines
2.0 KiB
Dart
import 'dart:async';
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:extera_next/generated/l10n/l10n.dart';
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import 'package:qr_code_scanner_plus/qr_code_scanner_plus.dart';
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class QrScannerModal extends StatefulWidget {
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final void Function(String) onScan;
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const QrScannerModal({required this.onScan, super.key});
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@override
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QrScannerModalState createState() => QrScannerModalState();
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}
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class QrScannerModalState extends State<QrScannerModal> {
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final GlobalKey qrKey = GlobalKey(debugLabel: 'QR');
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QRViewController? controller;
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@override
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void reassemble() {
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super.reassemble();
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if (Platform.isAndroid) {
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controller!.pauseCamera();
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} else if (Platform.isIOS) {
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controller!.resumeCamera();
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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leading: IconButton(
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icon: const Icon(Icons.close_outlined),
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onPressed: Navigator.of(context).pop,
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tooltip: L10n.of(context).close,
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),
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title: Text(L10n.of(context).scanQrCode),
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),
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body: Stack(
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children: [
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QRView(
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key: qrKey,
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onQRViewCreated: _onQRViewCreated,
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overlay: QrScannerOverlayShape(
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borderColor: Theme.of(context).colorScheme.primary,
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borderRadius: 10,
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borderLength: 30,
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borderWidth: 8,
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),
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),
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],
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),
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);
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}
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void _onQRViewCreated(QRViewController controller) {
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this.controller = controller;
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// Workaround for QR Scanner is started in Pause mode
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// https://github.com/juliuscanute/qr_code_scanner/issues/538#issuecomment-1133883828
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if (Platform.isAndroid) {
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controller.pauseCamera();
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}
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controller.resumeCamera();
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late StreamSubscription sub;
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sub = controller.scannedDataStream.listen((scanData) {
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sub.cancel();
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Navigator.of(context).pop();
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final data = scanData.code;
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if (data != null) widget.onScan(data);
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});
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}
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}
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