Refactor codebase using ConfirmDialog whenever possible

lib/view/pages/more/message/messageView.dart

@@ -3,6 +3,7 @@ import 'package:syncfusion_flutter_pdfviewer/pdfviewer.dart';
 import 'package:url_launcher/url_launcher.dart';
 
 import '../../../../api/mhsl/message/getMessages/getMessagesResponse.dart';
+import '../../../../widget/confirmDialog.dart';
 
 class MessageView extends StatefulWidget {
   final String basePath;
@@ -41,20 +42,12 @@ class _MessageViewState extends State<MessageView> {
         onHyperlinkClicked: (PdfHyperlinkClickedDetails e) {
           showDialog(
             context: context,
-            builder: (context) {
-              return AlertDialog(
-                title: const Text("Link öffnen"),
-                content: Text("Möchtest du den folgenden Link öffnen?\n${e.uri}"),
-                actions: [
-                  TextButton(onPressed: () {
-                    Navigator.of(context).pop();
-                  }, child: const Text("Abbrechen")),
-                  TextButton(onPressed: () {
-                    launchUrl(Uri.parse(e.uri), mode: LaunchMode.externalApplication);
-                  }, child: const Text("Öffnen")),
-                ],
-              );
-            },
+            builder: (context) => ConfirmDialog(
+              title: "Link öffnen",
+              content: "Möchtest du den folgenden Link öffnen?\n${e.uri}",
+              confirmButton: "Öffnen",
+              onConfirm: () => launchUrl(Uri.parse(e.uri), mode: LaunchMode.externalApplication),
+            ),
           );
         },
       ),