Add export color customization and refactor container dialog handling

lib/utils/customization/theme_customization.dart

@@ -258,6 +258,7 @@ class ThemeCustomization {
         deleteColor: json['deleteColor'] != null ? Color(json['deleteColor'] as int) : null,
         renameColor: json['renameColor'] != null ? Color(json['renameColor'] as int) : null,
         lockColor: json['lockColor'] != null ? Color(json['lockColor'] as int) : null,
+        exportColor: json['exportColor'] != null ? Color(json['exportColor'] as int) : null,
         tileIconColor: json['tileIconColor'] != null ? Color(json['tileIconColor'] as int) : null,
         navigationBarColor: json['navigationBarColor'] != null ? Color(json['navigationBarColor'] as int) : null,
         pushAuthRequestAcceptColor: json['_pushAuthRequestAcceptColor'] != null ? Color(json['_pushAuthRequestAcceptColor'] as int) : null,
@@ -281,6 +282,7 @@ class ThemeCustomization {
         deleteColor: json['deleteColor'] != null ? Color(json['deleteColor'] as int) : null,
         renameColor: json['renameColor'] != null ? Color(json['renameColor'] as int) : null,
         lockColor: json['lockColor'] != null ? Color(json['lockColor'] as int) : null,
+        exportColor: json['exportColor'] != null ? Color(json['exportColor'] as int) : null,
         tileIconColor: json['tileIconColor'] != null ? Color(json['tileIconColor'] as int) : null,
         navigationBarColor: json['navigationBarColor'] != null ? Color(json['navigationBarColor'] as int) : null,
         pushAuthRequestAcceptColor: json['_pushAuthRequestAcceptColor'] != null ? Color(json['_pushAuthRequestAcceptColor'] as int) : null,

lib/utils/riverpod/riverpod_providers/generated_providers/token_container_notifier.dart

@@ -347,17 +347,17 @@ class TokenContainerNotifier extends _$TokenContainerNotifier with ResultHandler
   @override
   Future handleProcessorResults(List<ProcessorResult> results, Map<String, dynamic> args) async {
     Logger.info('Handling processor results');
-    final unfinalizedContainers = results.getData().whereType<TokenContainerUnfinalized>().toList();
-    if (unfinalizedContainers.isEmpty) return null;
+    final newContainers = results.getData().whereType<TokenContainerUnfinalized>().toList();
+    if (newContainers.isEmpty) return null;
     final currentState = await future;
     final stateContainers = currentState.containerList;
     final stateContainersSerials = stateContainers.map((e) => e.serial);
-    List<TokenContainerUnfinalized> newContainerList = unfinalizedContainers.where((element) => !stateContainersSerials.contains(element.serial)).toList();
-    final existingContainers = unfinalizedContainers.where((element) => stateContainersSerials.contains(element.serial)).toList();
+    List<TokenContainerUnfinalized> newContainerList = newContainers.where((element) => !stateContainersSerials.contains(element.serial)).toList();
+    final existingContainers = newContainers.where((element) => stateContainersSerials.contains(element.serial)).toList();
     Logger.info('Handling processor results: adding Container');
     final replaceContainers = <TokenContainerUnfinalized>[];
     if (existingContainers.isNotEmpty) {
-      replaceContainers.addAll(await _showContainerAlreadyExistsDialog(existingContainers) ?? []);
+      replaceContainers.addAll(await ContainerAlreadyExistsDialog.showDialog(existingContainers) ?? []);
     }
 
     if (replaceContainers.isNotEmpty) {
@@ -460,10 +460,6 @@ class TokenContainerNotifier extends _$TokenContainerNotifier with ResultHandler
     showAsyncDialog(builder: (context) => AddContainerProgressDialog(serials), barrierDismissible: false);
   }
 
-  Future<List<T>?> _showContainerAlreadyExistsDialog<T extends TokenContainer>(List<T> containers) {
-    return showAsyncDialog<List<T>>(builder: (context) => ContainerAlreadyExistsDialog(containers), barrierDismissible: false);
-  }
-
   /// Finalization substep 1: Generate key pair
   Future<TokenContainerUnfinalized> _generateKeyPair(TokenContainerUnfinalized tokenContainer) async {
     // generatingKeyPair,

lib/views/container_view/container_widgets/container_actions/export_container_action_dialog.dart

@@ -21,6 +21,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:privacyidea_authenticator/utils/riverpod/riverpod_providers/generated_providers/token_notifier.dart';
+import 'package:privacyidea_authenticator/widgets/elevated_delete_button.dart';
 
 import '../../../../../../../model/token_container.dart';
 import '../../../../../../../utils/view_utils.dart';
@@ -184,9 +185,9 @@ class _DeleteContainerAfterTransferDialogState extends ConsumerState<DeleteConta
               onPressed: () => Navigator.of(context).pop(),
               child: Text('Cancel'),
             ),
-            ElevatedButton(
+            ElevatedDeleteButton(
+              text: 'Remove from this device',
               onPressed: () => onConfirm(context),
-              child: Text('Remove from this device'),
             ),
           ],
         ),

lib/widgets/dialog_widgets/container_already_exists_dialog.dart

@@ -20,6 +20,7 @@
 
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:privacyidea_authenticator/utils/view_utils.dart';
 
 import '../../../../../../../l10n/app_localizations.dart';
 import '../../../../../../../model/token_container.dart';
@@ -29,21 +30,24 @@ import '../../../../../../../widgets/dialog_widgets/default_dialog.dart';
 import '../../utils/riverpod/riverpod_providers/generated_providers/token_container_notifier.dart';
 
 class ContainerAlreadyExistsDialog extends ConsumerStatefulWidget {
-  final List<TokenContainer> containers;
+  final List<TokenContainerUnfinalized> newContainers;
 
-  const ContainerAlreadyExistsDialog(this.containers, {super.key});
+  static Future<List<TokenContainerUnfinalized>?> showDialog(List<TokenContainerUnfinalized> newContainers) =>
+      showAsyncDialog(builder: (context) => ContainerAlreadyExistsDialog(newContainers));
+
+  const ContainerAlreadyExistsDialog(this.newContainers, {super.key});
 
   @override
   ConsumerState<ContainerAlreadyExistsDialog> createState() => _ContainerAlreadyExistsDialogState();
 }
 
 class _ContainerAlreadyExistsDialogState extends ConsumerState<ContainerAlreadyExistsDialog> {
-  late final List<TokenContainer> unhandledContainers;
-  final List<TokenContainer> replaceContainers = [];
+  late final List<TokenContainerUnfinalized> unhandledContainers;
+  final List<TokenContainerUnfinalized> replaceContainers = [];
 
   @override
   void initState() {
-    unhandledContainers = widget.containers;
+    unhandledContainers = widget.newContainers;
     super.initState();
   }
 
@@ -75,9 +79,9 @@ class _ContainerAlreadyExistsDialogState extends ConsumerState<ContainerAlreadyE
     if (unhandledContainers.isEmpty) Navigator.of(context).pop(replaceContainers);
   }
 
-  Future<void> _replace(TokenContainer oldContainer, TokenContainer newContainer) async {
+  Future<void> _replace(TokenContainer oldContainer, TokenContainerUnfinalized newContainer) async {
     setState(() {
-      unhandledContainers.remove(newContainer);
+      unhandledContainers.remove(oldContainer);
       replaceContainers.add(newContainer);
     });
     if (unhandledContainers.isEmpty && mounted) Navigator.of(context).pop(replaceContainers);