预扫码只使用算法扫码，未扫到不保存照片

source/DeviceLibrary/deviceLibrary/halcon/CodeManager.cs

@@ -101,6 +101,7 @@ namespace OnlineStore.DeviceLibrary
         [HandleProcessCorruptedStateExceptions]
         public static List<string> CameraScan(List<string> cameraList, string deviceName, bool findRightCodeBreak = false, int timeOut = 1500)
         {
+            bool isPreScan = deviceName.EndsWith("预扫码"); 
             List<string> codeList = new List<string>();
             if (cameraList == null || cameraList.Count <= 0)
             {
@@ -153,52 +154,55 @@ namespace OnlineStore.DeviceLibrary
                                 }
                             }
                         }
-                        List<CodeInfo> cc = new List<CodeInfo>();
-                        if (!findRightCode)
+                        if (!isPreScan)
                         {
-                            eyemNoCode = true;
-                            foreach (string codeType in codeTypeList)
+                            if (!findRightCode)
                             {
-                                //判断是否是一维码
-                                if (codeType.ToLower().Equals("barcode"))
+                                List<CodeInfo> cc = new List<CodeInfo>();
+                                eyemNoCode = true;
+                                foreach (string codeType in codeTypeList)
                                 {
-                                    cc = HDCodeHelper.DecodeBarCode(ho_Image);
-                                }
-                                else
-                                {
-                                    cc = HDCodeHelper.DecodeCode(ho_Image, codeType, GetCodeParamFilePath(codeType), codeCount, timeOut);
-                                }
-                                foreach (CodeInfo c in cc)
-                                {
-                                    string str = CodeManager.ReplaceCode(c.CodeStr);
-                                    if (!codeList.Contains(str))
+                                    //判断是否是一维码
+                                    if (codeType.ToLower().Equals("barcode"))
                                     {
-                                        codeList.Add(str);
-                                        r = r + "##halcon|" + codeType + "|" + str;
-                                        if (!findRightCode)
+                                        cc = HDCodeHelper.DecodeBarCode(ho_Image);
+                                    }
+                                    else
+                                    {
+                                        cc = HDCodeHelper.DecodeCode(ho_Image, codeType, GetCodeParamFilePath(codeType), codeCount, timeOut);
+                                    }
+                                    foreach (CodeInfo c in cc)
+                                    {
+                                        string str = CodeManager.ReplaceCode(c.CodeStr);
+                                        if (!codeList.Contains(str))
                                         {
-                                            findRightCode = HasRightCode(str);
+                                            codeList.Add(str);
+                                            r = r + "##halcon|" + codeType + "|" + str;
+                                            if (!findRightCode)
+                                            {
+                                                findRightCode = HasRightCode(str);
+                                            }
                                         }
                                     }
-                                }
 
-                                if (findRightCodeBreak && findRightCode)
-                                {
-                                    break;
+                                    if (findRightCodeBreak && findRightCode)
+                                    {
+                                        break;
+                                    }
                                 }
                             }
-                        }
-                        //if (!findRightCode && SaveErrorImageToFile.Equals(1))
-                        if (  (!findRightCode) || eyemNoCode)
-                        {
-                            //如果halcon没扫出的，
-                            string nameStr = "";
-                            if (findRightCode && eyemNoCode)
+                            //if (!findRightCode && SaveErrorImageToFile.Equals(1))
+                            if ((!findRightCode) || eyemNoCode)
                             {
-                                nameStr = "eyem";
-                            }
+                                //如果halcon没扫出的，
+                                string nameStr = "";
+                                if (findRightCode && eyemNoCode)
+                                {
+                                    nameStr = "eyem";
+                                }
 
-                            SaveImageToFile(deviceName, cameraName + nameStr, bmp);
+                                SaveImageToFile(deviceName, cameraName + nameStr, bmp);
+                            }
                         }
                         if (deviceName != "" || r != "")
                         {