setting change

Assets/Scripts/NBC/Language/Runtime/LanguageManager.cs

@@ -14,10 +14,11 @@ namespace NBC
 
         private Dictionary<int, ILanguage> _lanModuleDic = new Dictionary<int, ILanguage>();
 
+
         /// <summary>
         /// 变化通知事件
         /// </summary>
-        private Action _changeAction;
+        public event Action ChangeAction;
 
         public LanguageManager()
         {
@@ -79,7 +80,7 @@ namespace NBC
                 value.UseLanguage(language);
             }
 
-            _changeAction?.Invoke();
+            ChangeAction?.Invoke();
         }
 
         public void AddLanguage(SystemLanguage language, bool isDefault = false)
@@ -95,16 +96,6 @@ namespace NBC
             }
         }
 
-        public void OnChange(Action callback)
-        {
-            _changeAction += callback;
-        }
-
-        public void OffChange(Action callback)
-        {
-            _changeAction -= callback;
-        }
-
         #region config
 
         private readonly Dictionary<string, LanguageConfig> _languageConfigs = new Dictionary<string, LanguageConfig>();