Узнайте, какой пользователь отправил задание на печать с помощью C ++ в Windows.
#include <WinSpool.h>
wstring GetUserNameFromPrintJob(wstring m_strFriendlyName)
{
wstring strDocName = L"";
wstring strMachineName = L"";
wstring strUserName = L"";
HANDLE hPrinter ;
if ( OpenPrinter(const_cast<LPWSTR>(m_strFriendlyName.c_str()), &hPrinter, NULL) == 0 )
{
/*OpenPrinter call failed*/
}
DWORD dwBufsize = 0;
PRINTER_INFO_2* pinfo = 0;
GetPrinter(hPrinter, 2,(LPBYTE)pinfo, dwBufsize, &dwBufsize); //Get dwBufsize
PRINTER_INFO_2* pinfo2 = (PRINTER_INFO_2*)malloc(dwBufsize); //Allocate with dwBufsize
GetPrinter(hPrinter, 2,(LPBYTE)pinfo2, dwBufsize, &dwBufsize);
DWORD numJobs = pinfo2->cJobs;
free(pinfo2);
JOB_INFO_1 *pJobInfo = 0;
DWORD bytesNeeded = 0, jobsReturned = 0;
//Get info about jobs in queue.
EnumJobs(hPrinter, 0, numJobs, 1, (LPBYTE)pJobInfo, 0,&bytesNeeded,&jobsReturned);
pJobInfo = (JOB_INFO_1*) malloc(bytesNeeded);
EnumJobs(hPrinter, 0, numJobs, 1, (LPBYTE)pJobInfo, bytesNeeded, &bytesNeeded, &jobsReturned);
JOB_INFO_1 *pJobInfoInitial = pJobInfo;
for(unsigned short count = 0; count < jobsReturned; count++)
{
if (pJobInfo != NULL)
{
strUserName = pJobInfo->pUserName //username
strMachineName = pJobInfo->pMachineName; //machine name
strDocName = pJobInfo->pDocument; // Document name
DWORD dw = pJobInfo->Status;
}
pJobInfo++;
}
free(pJobInfoInitial);
ClosePrinter( hPrinter );
return strUserName ;
}