修复UCD调用异常、保存结果按钮异常

app/views/panels/ai_image_panel.py

@@ -1087,12 +1087,7 @@ def _show_list_context_menu(self: "PQAutomationApp", event):
             _switch_to_session(self, sid, show_message=False, refresh_list=False)
 
     has_selection = self.ai_image_current is not None
-    ucd = getattr(self, "ucd", None)
-    can_send = (
-        has_selection
-        and ucd is not None
-        and getattr(ucd, "status", False)
-    )
+    can_send = has_selection and self.is_ucd_connected
     try:
         self.ai_image_menu.entryconfigure(
             0, state=("normal" if can_send else "disabled")
@@ -1120,8 +1115,7 @@ def _send_to_ucd(self: "PQAutomationApp"):
     if not os.path.isfile(rec.image_path):
         messagebox.showerror("错误", f"图片文件不存在:\n{rec.image_path}")
         return
-    ucd = getattr(self, "ucd", None)
-    if ucd is None or not getattr(ucd, "status", False):
+    if not self.is_ucd_connected:
         messagebox.showwarning("警告", "请先连接 UCD323 设备")
         return