Description:
qrcode
qrcode #
A flutter plugin for scanning QR codes. Use AVCaptureSession in iOS and zxing in Android.
Usage #
class _MyAppState extends State<MyApp> {
QRCaptureController _captureController = QRCaptureController();
bool _isTorchOn = false;
@override
void initState() {
super.initState();
_captureController.onCapture((data) {
print('onCapture----$data');
});
}
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
body: Stack(
alignment: Alignment.center,
children: <Widget>[
QRCaptureView(controller: _captureController),
Align(
alignment: Alignment.bottomCenter,
child: _buildToolBar(),
)
],
),
),
);
}
Widget _buildToolBar() {
return Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
FlatButton(
onPressed: () {
_captureController.pause();
},
child: Text('pause'),
),
FlatButton(
onPressed: () {
if (_isTorchOn) {
_captureController.torchMode = CaptureTorchMode.off;
} else {
_captureController.torchMode = CaptureTorchMode.on;
}
_isTorchOn = !_isTorchOn;
},
child: Text('torch'),
),
FlatButton(
onPressed: () {
_captureController.resume();
},
child: Text('resume'),
),
],
);
}
}
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Integration #
iOS #
To use on iOS, you must add the following to your Info.plist
<key>NSCameraUsageDescription</key>
<string>Camera permission is required for qrcode scanning.</string>
<key>io.flutter.embedded_views_preview</key>
<true/>
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License
For personal and professional use. You cannot resell or redistribute these repositories in their original state.
Files:
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