//---------------------------------------------------------------------------
bool __fastcall TRawPrint::FechaDispositivo(void)
{
bool Retorno = true;
try
{
if (DispAberto)
{
if (PaginaAberta)
{
if(!EndPagePrinter(hPrinter))
Erro("Erro ao Finalizar Página");
if(!EndDocPrinter(hPrinter))
Erro("Erro ao Finalizar Documento");
else
{
if(!ClosePrinter(hPrinter))
{
Erro("Erro ao Fechar a Impressora");
Retorno = false;
}
DispAberto = false;
}
}
}
}
catch(Exception & E)
{
Erro("Erro ao Fechar a Impressora.\r\n\r\n" + E.Message + "\r\n");
}
return Retorno;
};
printer_job *printer_start_job(char *printer)
{
printer_job *ret = smalloc(sizeof(printer_job));
DOC_INFO_1 docinfo;
int jobstarted = 0, pagestarted = 0;
ret->hprinter = NULL;
if (!OpenPrinter(printer, &ret->hprinter, NULL))
goto error;
docinfo.pDocName = "PuTTY remote printer output";
docinfo.pOutputFile = NULL;
docinfo.pDatatype = "RAW";
if (!StartDocPrinter(ret->hprinter, 1, (LPSTR)&docinfo))
goto error;
jobstarted = 1;
if (!StartPagePrinter(ret->hprinter))
goto error;
pagestarted = 1;
return ret;
error:
if (pagestarted)
EndPagePrinter(ret->hprinter);
if (jobstarted)
EndDocPrinter(ret->hprinter);
if (ret->hprinter)
ClosePrinter(ret->hprinter);
sfree(ret);
return NULL;
}
void mswin_printer_thread(void *arg)
{
int fd = (int)arg;
char pname[gp_file_name_sizeof];
char data[4096];
HANDLE hprinter = INVALID_HANDLE_VALUE;
int count;
DWORD written;
DOC_INFO_1 di;
/* Read from pipe and write to Windows printer.
* First gp_file_name_sizeof bytes are name of the printer.
*/
if (read(fd, pname, sizeof(pname)) != sizeof(pname)) {
/* Didn't get the printer name */
close(fd);
return;
}
while ( (count = read(fd, data, sizeof(data))) > 0 ) {
if (hprinter == INVALID_HANDLE_VALUE) {
if (!OpenPrinter(pname, &hprinter, NULL)) {
close(fd);
return;
}
di.pDocName = (LPTSTR)gs_product;
di.pOutputFile = NULL;
di.pDatatype = "RAW";
if (!StartDocPrinter(hprinter, 1, (LPBYTE) & di)) {
AbortPrinter(hprinter);
close(fd);
return;
}
}
if (!StartPagePrinter(hprinter)) {
AbortPrinter(hprinter);
close(fd);
return;
}
if (!WritePrinter(hprinter, (LPVOID) data, count, &written)) {
AbortPrinter(hprinter);
close(fd);
return;
}
}
if (hprinter != INVALID_HANDLE_VALUE) {
if (count == 0) {
/* EOF */
EndPagePrinter(hprinter);
EndDocPrinter(hprinter);
ClosePrinter(hprinter);
}
else {
/* Error */
AbortPrinter(hprinter);
}
}
close(fd);
}
void printer_finish_job(printer_job *pj)
{
if (!pj)
return;
EndPagePrinter(pj->hprinter);
EndDocPrinter(pj->hprinter);
ClosePrinter(pj->hprinter);
sfree(pj);
}
void
printer_finish_job(void)
{
if (printer) {
EndPagePrinter(printer);
EndDocPrinter(printer);
ClosePrinter(printer);
printer = 0;
}
}
static void printer_win_close_printjob(rdpPrintJob* printjob)
{
rdpWinPrintJob* win_printjob = (rdpWinPrintJob*)printjob;
DEBUG_WINPR("");
if ( ! EndPagePrinter( ((rdpWinPrinter*)printjob->printer)->hPrinter ) )
DEBUG_WINPR("EndPagePrinter failed");;
if ( ! ClosePrinter( ((rdpWinPrinter*)printjob->printer)->hPrinter ) )
DEBUG_WINPR("ClosePrinter failed");;
((rdpWinPrinter*)printjob->printer)->printjob = NULL;
free(win_printjob) ;
}
/*****************************************************************************
End document
Done on PRINT CLOSE
*****************************************************************************/
static void EndDocument(void)
{
DeleteObject( SelectObject( pd.hDC, hOldFont ) );
if (defaultprinter)
{
EndPage( pd.hDC );
EndDoc( pd.hDC );
}
else
{
EndPagePrinter( hPrinter );
EndDocPrinter( hPrinter );
}
documentON = FALSE;
}
void Demo_WritePrinter(void)
{
PRINTDLG pd;
memset(&pd, 0, sizeof(PRINTDLG));
pd.lStructSize = sizeof(PRINTDLG);
if ( PrintDlg(&pd)==IDOK )
{
HANDLE hPrinter;
DEVMODE * pDevMode = (DEVMODE *) GlobalLock(pd.hDevMode);
PRINTER_DEFAULTS prn;
prn.pDatatype = "NT EMF 1.008";
prn.pDevMode = pDevMode;
prn.DesiredAccess = PRINTER_ACCESS_USE;
if ( OpenPrinter((char *) pDevMode->dmDeviceName, & hPrinter, & prn) )
{
KFileDialog fd;
if ( fd.GetOpenFileName(NULL, "spl", "Windows 2000 EMF Spool file") )
{
DOC_INFO_1 docinfo;
docinfo.pDocName = "Testing WritePrinter";
docinfo.pOutputFile = NULL;
docinfo.pDatatype = "NT EMF 1.008";
StartDocPrinter(hPrinter, 1, (BYTE *) & docinfo);
StartPagePrinter(hPrinter);
SendFile(hPrinter, fd.m_TitleName, true);
EndPagePrinter(hPrinter);
EndDocPrinter(hPrinter);
}
ClosePrinter(hPrinter);
}
if ( pd.hDevMode ) GlobalFree(pd.hDevMode);
if ( pd.hDevNames ) GlobalFree(pd.hDevNames);
}
}
static void printer_win_close_printjob(rdpPrintJob* printjob)
{
rdpWinPrintJob* win_printjob = (rdpWinPrintJob*) printjob;
if (!EndPagePrinter(((rdpWinPrinter*) printjob->printer)->hPrinter))
{
}
if (!ClosePrinter(((rdpWinPrinter*) printjob->printer)->hPrinter))
{
}
((rdpWinPrinter*) printjob->printer)->printjob = NULL;
free(win_printjob);
}
DWORD
_RpcEndPagePrinter(WINSPOOL_PRINTER_HANDLE hPrinter)
{
DWORD dwErrorCode;
dwErrorCode = RpcImpersonateClient(NULL);
if (dwErrorCode != ERROR_SUCCESS)
{
ERR("RpcImpersonateClient failed with error %lu!\n", dwErrorCode);
return dwErrorCode;
}
if (!EndPagePrinter(hPrinter))
dwErrorCode = GetLastError();
RpcRevertToSelf();
return dwErrorCode;
}
/*****************************************************************************
* Go to next page
*****************************************************************************/
static void NextPage( void )
{
DeleteObject( SelectObject( pd.hDC, hOldFont ) );
if (defaultprinter)
{
EndPage( pd.hDC );
StartPage( pd.hDC );
}
else
{
EndPagePrinter( hPrinter );
StartPagePrinter( hPrinter );
}
hOldFont = SetFont( );
PrepareDC( );
column = row = 0;
page++;
PageHeader( page+1 );
}
int RawPrinter::print(QString text)
{
if (!opened) return 1;
unsigned long len;
QByteArray bytes = text.toLatin1();
const char *buf = bytes.data();
DOC_INFO_1 info;
info.pDocName = L"Document";
info.pOutputFile = NULL;
info.pDatatype = L"RAW";
StartDocPrinter(hPrinter, 1, (LPBYTE)&info);
StartPagePrinter(hPrinter);
int ret = WritePrinter(hPrinter, (LPVOID*)buf, strlen(buf), &len);
EndPagePrinter(hPrinter);
EndDocPrinter(hPrinter);
if(ret) QTextStream(stdout) << "Error: " << GetLastError() << "\n";
return ret;
}
//---------------------------------------------------------------------------
bool __fastcall TRawPrint::NovaPagina(void)
{
bool Resultado = true;
try
{
if (DispAberto)
{
if (PaginaAberta)
if (!EndPagePrinter(hPrinter))
Erro("Erro ao finalizar a Página");
if (!StartPagePrinter(hPrinter))
Resultado = false;
else
PaginaAberta = true;
}
}
catch(Exception & E)
{
Erro("Erro ao gerar nova Página.\r\n\r\n" + E.Message + "\r\n");
}
return(Resultado);
};
int main (int argc, char* argv[])
{
HANDLE printer;
int fd;
BYTE buffer[256];
DWORD bytes, wrote;
DOC_INFO_1 buffer1;
PRINTER_DEFAULTS print_defaults;
if (argc < 3)
{
fprintf (stderr, "useage: %s <printername> <filename>\n", argv[0]);
exit (-1);
}
printf ("This test program exercises the following win32 functions:\n");
printf ("\tResetPrinter()\n");
printf ("\tStartDocPrinter()\n");
printf ("\tEndDocPrinter()\n");
printf ("\tStartPagePrinter()\n");
printf ("\tEndPagePrinter()\n");
printf ("\tWritePrinter()\n");
printf ("\n\n");
printf ("This test program exercises both the StartPagePrinter()\n");
printf ("and EndPagePrinter() Win32 functions.\n\n");
if (!OpenPrinter (argv[1], &printer, NULL))
{
fprintf (stderr, "Unable to open %s!\n", argv[1]);
exit (-1);
}
else
{
printf ("Printer [%s] opened successfully.\n\n", argv[1]);
}
/* set the printer defaults */
print_defaults.pDatatype = strdup ("RAW");
print_defaults.DesiredAccess = NULL;
print_defaults.pDevMode = NULL;
if (ResetPrinter(printer, &print_defaults))
printf ("ResetPrinter call succeeded\n");
else
PrintLastError();
printf ("\n");
/* StartDocPrinter */
buffer1.pDocName = strdup("Testing Printer");
buffer1.pDatatype = strdup("RAW");
buffer1.pOutputFile = NULL;
printf ("Attempting to call StartDocPrinter() using DOC_INFO_1 :\n");
print_doc_info_1 (&buffer1);
printf ("\n");
if (StartDocPrinter (printer, 1, (LPBYTE)&buffer1))
printf ("StartDocPrinter called successfully\n");
else
PrintLastError();
printf ("\n");
if (StartPagePrinter(printer))
{
printf ("StartPagePrinter returned success.\n");
if ((fd=_open(argv[2], _O_RDONLY)) == -1)
{
fprintf (stderr, "ERROR: Unable to open [%s] for read access!\n", argv[2]);
ClosePrinter (printer);
exit (-1);
}
while ((bytes=_read(fd, buffer, 256)) != 0)
{
if (!WritePrinter(printer, (LPVOID)buffer, bytes, &wrote))
{
fprintf (stderr, "ERROR: WritePrinter failed for [%d] bytes!\n", bytes);
PrintLastError();
}
else
printf ("Successfully wrote [%d] bytes to the printer\n", bytes);
}
_close (fd);
if (EndPagePrinter (printer))
printf ("EndPagePrinter returned success.\n");
else
PrintLastError();
}
else
PrintLastError();
printf ("\n");
printf ("Attempting to call EndDocPrinter\n");
if (EndDocPrinter (printer))
printf ("EndDocPrinter called successfully\n");
else
PrintLastError();
printf ("\n");
if (!ClosePrinter(printer))
{
fprintf (stderr, "Error closing printer!\n");
exit (-1);
}
else
{
printf ("Printer [%s] closed successfully.\n", argv[1]);
}
return 0;
}
// **********************************************************************
// RawDataToPrinter - sends binary data directly to a printer
//
// Params:
// szPrinterName - NULL terminated string specifying printer name
// lpData - Pointer to raw data bytes
// dwCount - Length of lpData in bytes
//
// Returns: TRUE for success, FALSE for failure.
//
BOOL RawDataToPrinter( LPTSTR szPrinterName, LPBYTE lpData, DWORD dwCount )
{
HANDLE hPrinter;
DOC_INFO_1 DocInfo;
DWORD dwJob;
DWORD dwBytesWritten;
// Need a handle to the printer.
if( ! OpenPrinter( szPrinterName, &hPrinter, NULL ) )
{
PrintError( GetLastError(), TEXT("OpenPrinter") );
return FALSE;
}
// Fill in the structure with info about this "document."
DocInfo.pDocName = TEXT("My Document");
DocInfo.pOutputFile = NULL;
DocInfo.pDatatype = TEXT("RAW");
// Inform the spooler the document is beginning.
if( (dwJob = StartDocPrinter( hPrinter, 1, (LPBYTE)&DocInfo )) == 0 )
{
PrintError( GetLastError(), TEXT("StartDocPrinter") );
ClosePrinter( hPrinter );
return FALSE;
}
// Start a page.
if( ! StartPagePrinter( hPrinter ) )
{
PrintError( GetLastError(), TEXT("StartPagePrinter") );
EndDocPrinter( hPrinter );
ClosePrinter( hPrinter );
return FALSE;
}
// Send the data to the printer.
if( ! WritePrinter( hPrinter, lpData, dwCount, &dwBytesWritten ) )
{
PrintError( GetLastError(), TEXT("WritePrinter") );
EndPagePrinter( hPrinter );
EndDocPrinter( hPrinter );
ClosePrinter( hPrinter );
return FALSE;
}
/*********************************/
// CODE USED TO READ THE PRINTER
LPBYTE retData = NULL;
LPDWORD bbr = NULL;
if(ReadPrinter(hPrinter, retData, 1, bbr))
{
printf("OUT : %i", retData);
}
else
{
printf("Failed to read printer");
}
/*********************************/
// End the page.
if( ! EndPagePrinter( hPrinter ) )
{
PrintError( GetLastError(), TEXT("EndPagePrinter") );
EndDocPrinter( hPrinter );
ClosePrinter( hPrinter );
return FALSE;
}
// Inform the spooler that the document is ending.
if( ! EndDocPrinter( hPrinter ) )
{
PrintError( GetLastError(), TEXT("EndDocPrinter") );
ClosePrinter( hPrinter );
return FALSE;
}
// Tidy up the printer handle.
ClosePrinter( hPrinter );
// Check to see if correct number of bytes were written.
if( dwBytesWritten != dwCount )
{
//printf( TEXT("Wrote %d bytes instead of requested %d bytes.\n"), dwBytesWritten, dwCount );
return FALSE;
}
return TRUE;
}
