KeystoneHQ · pdenert · Nov 6, 2024 · Oct 2, 2025 · Oct 2, 2025
diff --git a/interfaces/ur_registry_flutter/example/pubspec.lock b/interfaces/ur_registry_flutter/example/pubspec.lock
@@ -132,26 +132,26 @@ packages:
     dependency: transitive
     description:
       name: leak_tracker
-      sha256: "6bb818ecbdffe216e81182c2f0714a2e62b593f4a4f13098713ff1685dfb6ab0"
+      sha256: "33e2e26bdd85a0112ec15400c8cbffea70d0f9c3407491f672a2fad47915e2de"
       url: "https://pub.dev"
     source: hosted
-    version: "10.0.9"
+    version: "11.0.2"
   leak_tracker_flutter_testing:
     dependency: transitive
     description:
       name: leak_tracker_flutter_testing
-      sha256: f8b613e7e6a13ec79cfdc0e97638fddb3ab848452eff057653abd3edba760573
+      sha256: "1dbc140bb5a23c75ea9c4811222756104fbcd1a27173f0c34ca01e16bea473c1"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.9"
+    version: "3.0.10"
   leak_tracker_testing:
     dependency: transitive
     description:
       name: leak_tracker_testing
-      sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
+      sha256: "8d5a2d49f4a66b49744b23b018848400d23e54caf9463f4eb20df3eb8acb2eb1"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.1"
+    version: "3.0.2"
   lints:
     dependency: transitive
     description:
@@ -184,6 +184,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.16.0"
+  mobile_scanner:
+    dependency: transitive
+    description:
+      name: mobile_scanner
+      sha256: "0b466a0a8a211b366c2e87f3345715faef9b6011c7147556ad22f37de6ba3173"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.0.11"
   nested:
     dependency: transitive
     description:
@@ -200,38 +208,38 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.9.1"
-  provider:
+  plugin_platform_interface:
     dependency: transitive
     description:
-      name: provider
-      sha256: "4abbd070a04e9ddc287673bf5a030c7ca8b685ff70218720abab8b092f53dd84"
+      name: plugin_platform_interface
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
       url: "https://pub.dev"
     source: hosted
-    version: "6.1.5"
-  qr:
+    version: "2.1.8"
+  pretty_qr_code:
     dependency: transitive
     description:
-      name: qr
-      sha256: "5a1d2586170e172b8a8c8470bbbffd5eb0cd38a66c0d77155ea138d3af3a4445"
+      name: pretty_qr_code
+      sha256: cbdb4af29da1c1fa21dd76f809646c591320ab9e435d3b0eab867492d43607d5
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.2"
-  qr_code_scanner_plus:
+    version: "3.3.0"
+  provider:
     dependency: transitive
     description:
-      name: qr_code_scanner_plus
-      sha256: "39696b50d277097ee4d90d4292de36f38c66213a4f5216a06b2bdd2b63117859"
+      name: provider
+      sha256: "4abbd070a04e9ddc287673bf5a030c7ca8b685ff70218720abab8b092f53dd84"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.10+1"
-  qr_flutter:
+    version: "6.1.5"
+  qr:
     dependency: transitive
     description:
-      name: qr_flutter
-      sha256: "5095f0fc6e3f71d08adef8feccc8cea4f12eec18a2e31c2e8d82cb6019f4b097"
+      name: qr
+      sha256: "64957a3930367bf97cc211a5af99551d630f2f4625e38af10edd6b19131b64b3"
       url: "https://pub.dev"
     source: hosted
-    version: "4.1.0"
+    version: "3.0.1"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -289,10 +297,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: fb31f383e2ee25fbbfe06b40fe21e1e458d14080e3c67e7ba0acfde4df4e0bbd
+      sha256: "522f00f556e73044315fa4585ec3270f1808a4b186c936e612cab0b565ff1e00"
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.4"
+    version: "0.7.6"
   typed_data:
     dependency: transitive
     description:
@@ -307,31 +315,31 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "0.3.4"
+    version: "0.4.1"
   uuid:
     dependency: transitive
     description:
       name: uuid
-      sha256: a5be9ef6618a7ac1e964353ef476418026db906c4facdedaa299b7a2e71690ff
+      sha256: cd210a09f7c18cbe5a02511718e0334de6559871052c90a90c0cca46a4aa81c8
       url: "https://pub.dev"
     source: hosted
-    version: "4.5.1"
+    version: "4.3.3"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
-      sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803"
+      sha256: d530bd74fea330e6e364cda7a85019c434070188383e1cd8d9777ee586914c5b
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.4"
+    version: "2.2.0"
   vm_service:
     dependency: transitive
     description:
       name: vm_service
-      sha256: ddfa8d30d89985b96407efce8acbdd124701f96741f2d981ca860662f1c0dc02
+      sha256: "3923c89304b715fb1eb6423f017651664a03bf5f4b29983627c4da791f74a4ec"
       url: "https://pub.dev"
     source: hosted
-    version: "15.0.0"
+    version: "14.2.1"
   web:
     dependency: transitive
     description:
@@ -341,5 +349,5 @@ packages:
     source: hosted
     version: "1.1.1"
 sdks:
-  dart: ">=3.7.0 <4.0.0"
-  flutter: ">=3.19.0"
+  dart: ">=3.8.0-0 <4.0.0"
+  flutter: ">=3.22.0"
diff --git a/interfaces/ur_registry_flutter/lib/components/animated_qr_code.dart b/interfaces/ur_registry_flutter/lib/components/animated_qr_code.dart
@@ -2,7 +2,7 @@ import 'dart:async';
 
 import 'package:flutter/cupertino.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
-import 'package:qr_flutter/qr_flutter.dart';
+import 'package:pretty_qr_code/pretty_qr_code.dart';
 import 'package:ur_registry_flutter/ur_encoder.dart';
 
 abstract class _State {}
@@ -11,17 +11,18 @@ class _InitialState extends _State {}
 
 class _AnimatedQRDataState extends _State {
   final String data;
+
   _AnimatedQRDataState(this.data);
 }
 
 class _Cubit extends Cubit<_State> {
   final UREncoder urEncoder;
-  final AnimatedQRCodeStyle style;
+  final PrettyQrDecoration? decoration;
 
   late String _currentQR;
   late Timer timer;
 
-  _Cubit(this.urEncoder, this.style) : super(_InitialState());
+  _Cubit(this.urEncoder, this.decoration) : super(_InitialState());
 
   void initial() {
     _currentQR = urEncoder.nextPart();
@@ -35,32 +36,26 @@ class _Cubit extends Cubit<_State> {
   @override
   Future<void> close() async {
     timer.cancel();
-    await super.close();
+    super.close();
   }
 
   String get currentQR => _currentQR;
 }
 
-class AnimatedQRCodeStyle {
-  final double size;
-
-  AnimatedQRCodeStyle({
-    this.size = 200,
-  });
-
-  const AnimatedQRCodeStyle.factory() : size = 200;
-}
-
 class AnimatedQRCode extends StatelessWidget {
   final UREncoder urEncoder;
-  final AnimatedQRCodeStyle style;
+  final PrettyQrDecoration? decoration;
 
-  const AnimatedQRCode({super.key, required this.urEncoder, this.style = const AnimatedQRCodeStyle.factory()});
+  const AnimatedQRCode({
+    super.key,
+    required this.urEncoder,
+    this.decoration,
+  });
 
   @override
   Widget build(BuildContext context) {
     return BlocProvider(
-      create: (BuildContext context) => _Cubit(urEncoder, style),
+      create: (BuildContext context) => _Cubit(urEncoder, decoration),
       child: const _AnimatedQRCode(),
     );
   }
@@ -89,16 +84,14 @@ class _AnimatedQRCodeState extends State<_AnimatedQRCode> {
   Widget build(BuildContext context) {
     return BlocBuilder<_Cubit, _State>(builder: (context, state) {
       if (state is _AnimatedQRDataState) {
-        return QrImageView(
+        return PrettyQrView.data(
           data: state.data,
-          size: _cubit.style.size,
-          backgroundColor: const Color(0xFFFFFFFF),
+          decoration: _cubit.decoration,
         );
       }
-      return QrImageView(
+      return PrettyQrView.data(
         data: _cubit.currentQR,
-        size: _cubit.style.size,
-        backgroundColor: const Color(0xFFFFFFFF),
+        decoration: _cubit.decoration,
       );
     });
   }

diff --git a/interfaces/ur_registry_flutter/lib/components/animated_qr_scanner.dart b/interfaces/ur_registry_flutter/lib/components/animated_qr_scanner.dart
@@ -1,8 +1,7 @@
-import 'dart:io';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
-import 'package:qr_code_scanner_plus/qr_code_scanner_plus.dart';
+import 'package:mobile_scanner/mobile_scanner.dart';
 import 'package:ur_registry_flutter/native_object.dart';
 import 'package:ur_registry_flutter/ur_decoder.dart';
 
@@ -17,8 +16,7 @@ class _Cubit extends Cubit<_State> {
   late final SupportedType target;
   final SuccessCallback onSuccess;
   final FailureCallback onFailed;
-  // final OnProcessed? onProcessed;
-  final QrScannerOverlayShape? overlay;
+  final Widget? overlay;
   URDecoder urDecoder = URDecoder();
   bool succeed = false;
 
@@ -57,20 +55,20 @@ class AnimatedQRScanner extends StatelessWidget {
   final SupportedType target;
   final SuccessCallback onSuccess;
   final FailureCallback onFailed;
-  final QrScannerOverlayShape? overlay;
+  final Widget? overlay;
 
-  const AnimatedQRScanner({
-    super.key,
-    required this.target,
-    required this.onSuccess,
-    required this.onFailed,
-    this.overlay,
-  });
+  const AnimatedQRScanner(
+      {super.key,
+      required this.target,
+      required this.onSuccess,
+      required this.onFailed,
+      this.overlay});
 
   @override
   Widget build(BuildContext context) {
     return BlocProvider(
-      create: (BuildContext context) => _Cubit(target, onSuccess, onFailed, overlay: overlay),
+      create: (BuildContext context) =>
+          _Cubit(target, onSuccess, onFailed, overlay: overlay),
       child: _AnimatedQRScanner(),
     );
   }
@@ -82,8 +80,8 @@ class _AnimatedQRScanner extends StatefulWidget {
 }
 
 class _AnimatedQRScannerState extends State<_AnimatedQRScanner> {
-  final GlobalKey<State<StatefulWidget>> keyQr = GlobalKey(debugLabel: 'QR');
-  QRViewController? controller;
+  final MobileScannerController controller =
+      MobileScannerController(detectionSpeed: DetectionSpeed.noDuplicates);
   late final _Cubit _cubit;
 
   @override
@@ -92,37 +90,23 @@ class _AnimatedQRScannerState extends State<_AnimatedQRScanner> {
     super.initState();
   }
 
-  @override
-  Future<void> reassemble() async {
-    if (Platform.isAndroid) {
-      await controller!.pauseCamera();
-    }
-    controller!.resumeCamera();
-    super.reassemble();
-  }
-
   @override
   Widget build(BuildContext context) {
-    return QRView(
-      key: keyQr,
-      onQRViewCreated: onQRViewCreated,
-      overlay: _cubit.overlay,
+    return MobileScanner(
+      controller: controller,
+      overlayBuilder:
+          _cubit.overlay != null ? (context, _) => _cubit.overlay! : null,
+      onDetect: (BarcodeCapture capture) {
+        for (final barcode in capture.barcodes) {
+          _cubit.receiveQRCode(barcode.rawValue);
+        }
+      },
     );
   }
 
-  Future<void> onQRViewCreated(QRViewController controller) async {
-    setState(() => this.controller = controller);
-    // The reassemble function call is needed because of the black screen error
-    // https://github.com/juliuscanute/qr_code_scanner/issues/538#issuecomment-1133883828
-    // https://github.com/juliuscanute/qr_code_scanner/issues/548
-    reassemble();
-    try {
-      controller.scannedDataStream.listen((event) {
-        _cubit.receiveQRCode(event.code);
-      });
-    } catch (e) {
-      _cubit.onFailed("Error when receiving UR: $e");
-      _cubit.reset();
-    }
+  @override
+  void dispose() {
+    controller.dispose();
+    super.dispose();
   }
 }
diff --git a/interfaces/ur_registry_flutter/pubspec.yaml b/interfaces/ur_registry_flutter/pubspec.yaml
@@ -13,8 +13,10 @@ dependencies:
   flutter:
     sdk: flutter
   flutter_bloc: ^9.0.0
-  qr_code_scanner_plus: ^2.0.3
-  qr_flutter: ^4.1.0
+  mobile_scanner: ^6.0.0
+  pretty_qr_code: ^3.3.0
+  # qr_code_scanner_plus: ^2.0.3
+  # qr_flutter: ^4.1.0
   uuid: ^4.1.0
 
 dev_dependencies:

diff --git a/interfaces/ur_registry_flutter/test/ur_registry_flutter_test.dart b/interfaces/ur_registry_flutter/test/ur_registry_flutter_test.dart
@@ -22,13 +22,13 @@ void main() {
   TestWidgetsFlutterBinding.ensureInitialized();
 
   setUp(() {
-    channel.setMockMethodCallHandler((MethodCall methodCall) async {
+    TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(channel, (MethodCall methodCall) async {
       return '42';
     });
   });
 
   tearDown(() {
-    channel.setMockMethodCallHandler(null);
+    TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(channel, null);
   });
 
   test('getPlatformVersion', () async {