diff --git a/script_manager.py b/script_manager.py
index b0759d2..2a2766b 100644
--- a/script_manager.py
+++ b/script_manager.py
@@ -312,6 +312,7 @@ class ScriptManagerGUI:
         self.manager = ScriptManager()
         self.selected_script_id = None
         self.current_ui_frame = None
+        self.text_editor_content = ""
         self.create_widgets()
         self.root.columnconfigure(0, weight=1)
         self.root.rowconfigure(0, weight=1)
@@ -331,6 +332,42 @@ class ScriptManagerGUI:
         # 索引运行脚本选项卡
         self.create_run_tab()
 
+        # 文本编辑选项卡
+        self.create_text_editor_tab()
+
+        # 绑定选项卡切换事件
+        self.notebook.bind("<<NotebookTabChanged>>", self.on_tab_changed)
+
+    def create_text_editor_tab(self):
+        """创建文本编辑选项卡"""
+        text_editor_frame = ttk.Frame(self.notebook, padding="10")
+        self.notebook.add(text_editor_frame, text="文本【text】")
+        text_editor_frame.columnconfigure(0, weight=1)
+        text_editor_frame.rowconfigure(0, weight=1)
+
+        self.text_editor = tk.Text(text_editor_frame, height=20, width=50)
+        self.text_editor.grid(row=0, column=0, sticky=(tk.W, tk.E, tk.N, tk.S), pady=5)
+        text_scroll = ttk.Scrollbar(text_editor_frame, orient=tk.VERTICAL, command=self.text_editor.yview)
+        text_scroll.grid(row=0, column=1, sticky=(tk.N, tk.S))
+        self.text_editor["yscrollcommand"] = text_scroll.set
+
+        # 恢复之前的内容（如果有）
+        self.text_editor.insert("1.0", self.text_editor_content)
+
+    def on_tab_changed(self, event):
+        """选项卡切换时保存文本编辑内容"""
+        selected_tab = self.notebook.select()
+        tab_name = self.notebook.tab(selected_tab, "text")
+
+        # 如果离开文本编辑选项卡，保存内容
+        if hasattr(self, "text_editor") and tab_name != "文本编辑":
+            self.text_editor_content = self.text_editor.get("1.0", tk.END).strip()
+
+        # 如果切换到文本编辑选项卡，恢复内容
+        if tab_name == "文本编辑" and hasattr(self, "text_editor"):
+            self.text_editor.delete("1.0", tk.END)
+            self.text_editor.insert("1.0", self.text_editor_content)
+
     def create_add_tab(self):
         add_frame = ttk.Frame(self.notebook, padding="10")
         self.notebook.add(add_frame, text="添加【Add】")