/
main.dart
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/
main.dart
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import 'package:flutter/material.dart';
import 'package:flutter_scandit_plugin/flutter_scandit_plugin.dart';
import 'package:permission_handler/permission_handler.dart';
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
home: ExampleScreen(),
);
}
}
class ExampleScreen extends StatefulWidget {
@override
_ExampleScreenState createState() => _ExampleScreenState();
}
class _ExampleScreenState extends State<ExampleScreen> {
String _message = '';
PermissionStatus? _cameraPermissionsStatus;
ScanditController? _controller;
Future _requestCameraPermissions() async {
var status = await Permission.camera.status;
if (!status.isGranted) {
status = await Permission.camera.request();
}
if (_cameraPermissionsStatus != status) {
setState(() {
_cameraPermissionsStatus = status;
});
}
if (_cameraPermissionsStatus != PermissionStatus.granted) {
_message = "Permissions problem";
}
}
@override
void initState() {
super.initState();
WidgetsBinding.instance
.addPostFrameCallback((_) => _requestCameraPermissions());
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text("Scandit Example"),
),
body: Stack(
children: [
if (_cameraPermissionsStatus == PermissionStatus.granted)
Scandit(
scanned: _handleBarcodeResult,
onError: (e) => setState(() => _message = e.message),
onScanditCreated: (controller) => _controller = controller,
licenseKey:
"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", //'INSERT YOUR TEST KEY',
),
Center(
child: Container(
width: 300,
height: 200,
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(40),
border: Border.all(color: Colors.teal),
),
),
),
Center(child: Text(_message)),
Align(
alignment: Alignment.bottomLeft,
child: Padding(
padding: const EdgeInsets.all(8.0),
child: FloatingActionButton(
backgroundColor: Colors.blue,
onPressed: () => _controller?.stopCamera(),
child: const Icon(Icons.stop),
),
),
),
Align(
alignment: Alignment.bottomRight,
child: Padding(
padding: const EdgeInsets.all(8.0),
child: FloatingActionButton(
backgroundColor: Colors.blue,
onPressed: () => _controller?.startCamera(),
child: const Icon(Icons.play_arrow),
),
),
),
],
),
);
}
void _handleBarcodeResult(BarcodeResult result) {
showDialog<void>(
context: context,
barrierDismissible: false,
builder: (BuildContext context) {
return AlertDialog(
title: const Text('Barcode scanned'),
content: Text('The barcode is ${result.data}'),
actions: [
TextButton(
onPressed: () => Navigator.of(context).pop(),
child: const Text('Stop'),
),
TextButton(
onPressed: () {
Navigator.of(context).pop();
_controller?.resumeBarcodeScanning();
},
child: const Text('Continue'),
),
],
);
},
);
}
}