预扫码重复时不使用

source/DeviceLibrary/assemblyLine/FeedingEquip_InStore.cs

@@ -1190,15 +1190,34 @@ namespace OnlineStore.DeviceLibrary
                 InLog("料盘移栽" + MoveInfo.SLog + "： ，预扫码");
                 //还有料盘，直接扫码
                 NextCodeList = new List<string>();
+                List<string> bijiaoList = new List<string>(LastCodeList);
                 try
                 {
                     Task<List<string>> scanTask = Task.Factory.StartNew(delegate
                     {
 
                         NextCodeList = CodeManager.CameraScan(Config.GetCameraList(), Name);
-                        if (NextCodeList.Count <= 0)
+                        //if (NextCodeList.Count <= 0)
+                        //{
+                        //    NextCodeList = CodeManager.CameraScan(Config.GetCameraList(), Name);
+                        //}
+                        bool isCanUse = true;
+                        //判断是否可用
+                        foreach (string nC in NextCodeList)
                         {
-                            NextCodeList = CodeManager.CameraScan(Config.GetCameraList(), Name);
+                            foreach (string n in bijiaoList)
+                            {
+                                if (nC.Length > 15 && nC.Equals(n))
+                                {
+                                    LogUtil.error(Name + "预扫码结果【" + nC + "】与上个条码【" + n + "】重复，预扫码不可用");
+                                    isCanUse = false;
+                                    break;
+                                }
+                            }
+                        }
+                        if (!isCanUse)
+                        {
+                            NextCodeList = new List<string>();
                         }
                         return NextCodeList;
                     });