feat：修改controller初始化逻辑；

lib/clx_flutter_message.dart

+import 'package:clx_flutter_message/util/extension.dart';
 import 'package:clx_flutter_message/util/string_util.dart';
 import 'package:clx_flutter_message/util/toast_util.dart';
 import 'package:flutter/material.dart';
@@ -128,12 +129,18 @@ abstract class BaseMessageConfig
     noticeDialogWidgetController = NoticeDialogWidgetController();
   }
 
-  NotificationLayoutController initNotificationLayoutController() {
-    return notificationLayoutController ?? NotificationLayoutController();
+  NotificationLayoutController? initNotificationLayoutController() {
+    if (findOtherLogic<NotificationLayoutController>() == null) {
+      notificationLayoutController = NotificationLayoutController();
+    }
+    return notificationLayoutController;
   }
 
-  NoticeDialogWidgetController initNoticeDialogWidgetController() {
-    return noticeDialogWidgetController ?? NoticeDialogWidgetController();
+  NoticeDialogWidgetController? initNoticeDialogWidgetController() {
+    if (findOtherLogic<NotificationLayoutController>() == null) {
+      noticeDialogWidgetController = NoticeDialogWidgetController();
+    }
+    return noticeDialogWidgetController;
   }
 
   // 刷新消息、获取未处理消息，重新连接websocket