阶段性完成

Assets/Scripts/NewStorySystem/Tree/TextBlockView.cs

@@ -2,6 +2,7 @@ using System.Collections.Generic;
 using Ichni.Story.Dialogue;
 using TMPro;
 using UnityEngine;
+using UnityEngine.Localization;
 using UnityEngine.UI;
 
 namespace Ichni.Story.UI
@@ -24,6 +25,21 @@ namespace Ichni.Story.UI
         // 当前已实例化的状态背景对象；状态切换时销毁并替换
         private GameObject _currentVisual;
 
+        // 直接持有 StoryData 的 LocalizedString，并订阅其 StringChanged 回调。
+        // Unity Localization 会在首次订阅和语言切换时自行异步刷新文本。
+        private LocalizedString _titleReference;
+        private bool _isTitleLocalizationSubscribed;
+
+        private void OnEnable()
+        {
+            StartTitleLocalization();
+        }
+
+        private void OnDisable()
+        {
+            StopTitleLocalization();
+        }
+
         public override void Initialize(StoryBlockDefinition def, Vector2 position, StoryBlockState blockState)
         {
             // 注意：base.Initialize 末尾会调用 ApplyState(state)，届时已生成对应背景
@@ -34,9 +50,43 @@ namespace Ichni.Story.UI
             if (storyIdText != null)
                 storyIdText.text = def.blockId;
 
-            // 当前仍直接显示 titleKey；正式内容接入时需要由 Unity Localization 解析玩家可见标题。
+            StopTitleLocalization();
+            _titleReference = def.title;
+            StartTitleLocalization();
+        }
+
+        /// <summary>
+        /// 订阅当前 TextBlock 的 LocalizedString。无需手写 Table / Key 读取或监听全局 Locale，
+        /// LocalizedString 会遵循 Unity 官方生命周期异步加载，并在语言变化后触发 StringChanged。
+        /// </summary>
+        private void StartTitleLocalization()
+        {
+            if (_isTitleLocalizationSubscribed || titleText == null)
+                return;
+
+            if (_titleReference == null || _titleReference.IsEmpty)
+            {
+                titleText.text = blockId;
+                return;
+            }
+
+            _titleReference.StringChanged += ApplyLocalizedTitle;
+            _isTitleLocalizationSubscribed = true;
+        }
+
+        private void StopTitleLocalization()
+        {
+            if (!_isTitleLocalizationSubscribed || _titleReference == null)
+                return;
+
+            _titleReference.StringChanged -= ApplyLocalizedTitle;
+            _isTitleLocalizationSubscribed = false;
+        }
+
+        private void ApplyLocalizedTitle(string localizedTitle)
+        {
             if (titleText != null)
-                titleText.text = def.titleKey;
+                titleText.text = string.IsNullOrEmpty(localizedTitle) ? blockId : localizedTitle;
         }
 
         /// <summary>