排除标签打印机

lewaimai_pos_windows/tool/CPosPrinter.cpp

@@ -300,8 +300,22 @@ int CPosPrinter::GetDevicePath(LPGUID lpGuid, LPTSTR* pszDevicePath)
 
                 if(bResult)
                 {
+					wstring DevicePath = pDetail->DevicePath;
+
+					wstring vid = DevicePath.substr(DevicePath.find(_T("vid_"), 0) + 4, 4);
+					wstring pid = DevicePath.substr(DevicePath.find(_T("pid_"), 0) + 4, 4);
+
+					LOG_INFO("Vid:" << vid.c_str() << ", Pid:" << pid.c_str());
+
+					if (GetPrinterType(vid, pid) == 2)
+					{
+						//标签打印机，暂时不处理打印
+						LOG_INFO("标签打印机，暂时不打印！");
+						continue;
+					}
+
                     // 复制设备路径到输出缓冲区
-                    ::_tcscpy_s(pszDevicePath[nCount], 256, pDetail->DevicePath);
+                    ::_tcscpy_s(pszDevicePath[nCount], 256, pDetail->DevicePath);					
 
                     // 调整计数值
                     nCount++;
@@ -324,6 +338,20 @@ int CPosPrinter::GetDevicePath(LPGUID lpGuid, LPTSTR* pszDevicePath)
     return nCount;
 }
 
+/*
+ *返回打印机的类型， 1：普通热敏打印机 2：标签打印机
+ **/
+int CPosPrinter::GetPrinterType(wstring vid, wstring pid)
+{
+	if (vid == L"6868" && pid == L"0500")
+	{
+		//佳博标签打印机
+		return 2;
+	}
+
+	return 1;
+}
+
 void CPosPrinter::PrintWaimaiOrderShouyin(CWaimaiOrder& order)
 {
     //设置模式，后面输出数据不会错
@@ -1009,9 +1037,9 @@ int CPosPrinter::WriteBuf(const char* buf, int len)
             if((*it).type == 3)
             {
                 //串口，同步写数据
-                LOG_INFO("before com writefile handle:" << hPort);
+                //LOG_INFO("before com writefile handle:" << hPort);
                 WriteFile(hPort, buf, len, &dwWrite, NULL);
-                LOG_INFO("after com writefile handle:" << hPort);
+                //LOG_INFO("after com writefile handle:" << hPort);
             }
             else
             {

lewaimai_pos_windows/tool/CPosPrinter.h

@@ -33,6 +33,7 @@ public:
 private:
 	bool InitShouyin();
 	int GetDevicePath(LPGUID lpGuid, LPTSTR* pszDevicePath);
+	int GetPrinterType(wstring vid, wstring pid);
 
 	int WriteData(string meg);
 	int WriteBuf(const char* buf, int len);