fix camera not being closed (preventing qr scanner from working 2nd time)

fix qr code color on restore screen

Author: MrCyjaneK

lib/coins/monero/wallet.dart

@@ -85,7 +85,7 @@ class MoneroWallet implements CoinWallet {
         Coin.L.all_key_images: allImages,
       },
       currentWallet: this,
-    ).push(context);
+    ).pushReplacement(context);
   }
 
   @override
@@ -148,10 +148,10 @@ class MoneroWallet implements CoinWallet {
             await AnimatedURPage(
               urqrList: {"signedTx": signedTx},
               currentWallet: this,
-            ).push(context);
+            ).pushReplacement(context);
           },
           cancelCallback: () => {},
-        ).push(context);
+        ).pushReplacement(context);
         save();
       default:
         throw UnimplementedError(Coin.L.error_ur_tag_unsupported(ur.tag));

lib/views/abstract.dart

@@ -47,6 +47,16 @@ class AbstractView extends StatefulWidget {
     );
   }
 
+  Future<void> pushReplacement(final BuildContext context) async {
+    await Navigator.of(context).pushReplacement(
+      CupertinoPageRoute(
+        builder: (final context) {
+          return this;
+        },
+      ),
+    );
+  }
+
   late final ViewModel viewModel = throw UnimplementedError();
 
   @override

lib/views/security_backup.dart

@@ -93,7 +93,7 @@ class SecurityBackup extends AbstractView {
           text: d.name,
           icon: Icons.qr_code_rounded,
           onPressed: () async {
-            await _showQrCode(context, d, color: Colors.transparent);
+            await _showQrCode(context, d, color: Colors.transparent, color2: Colors.white);
           },
         );
     }
@@ -103,6 +103,7 @@ class SecurityBackup extends AbstractView {
     final BuildContext context,
     final WalletSeedDetail d, {
     final Color color = Colors.black,
+    final Color? color2,
   }) async {
     await showAlertWidget(
       context: context,
@@ -114,11 +115,11 @@ class SecurityBackup extends AbstractView {
             data: d.value,
             backgroundColor: color,
             dataModuleStyle: QrDataModuleStyle(
-              color: Colors.black,
+              color: color2 ?? Colors.black,
               dataModuleShape: QrDataModuleShape.square,
             ),
             eyeStyle: QrEyeStyle(
-              color: Colors.black,
+              color: color2 ?? Colors.black,
               eyeShape: QrEyeShape.square,
             ),
           ),