gecko-dev/widget/os2/nsPrintOS2.cpp

434 строки
12 KiB
C++
Исходник Обычный вид История

2012-05-21 15:12:37 +04:00
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsPrintOS2.h"
#include "nsOS2Uni.h"
#include <stdlib.h>
//---------------------------------------------------------------------------
// OS/2 Printing - was in libprint.cpp
//---------------------------------------------------------------------------
static HMODULE hmodRes;
#define SHIFT_PTR(ptr,offset) ( *((LONG*)&ptr) += offset )
class PRTQUEUE
{
public:
PRTQUEUE (const PRQINFO3* pPQI3) { InitWithPQI3 (pPQI3); }
PRTQUEUE (const PRTQUEUE& PQInfo);
~PRTQUEUE (void) { free (mpPQI3); }
PRQINFO3& PQI3 () const { return *mpPQI3; }
const char* DriverName () const { return mDriverName; }
const char* DeviceName () const { return mDeviceName; }
const char* PrinterName() const { return mPrinterName; }
const char* QueueName () const { return mpPQI3->pszComment; }
private:
PRTQUEUE& operator = (const PRTQUEUE& z); // prevent copying
void InitWithPQI3 (const PRQINFO3* pInfo);
PRQINFO3* mpPQI3;
unsigned mPQI3BufSize;
char mDriverName [DRIV_NAME_SIZE + 1]; // Driver name
char mDeviceName [DRIV_DEVICENAME_SIZE + 1]; // Device name
char mPrinterName [PRINTERNAME_SIZE + 1]; // Printer name
};
PRTQUEUE::PRTQUEUE (const PRTQUEUE& PQInfo)
{
mPQI3BufSize = PQInfo.mPQI3BufSize;
mpPQI3 = (PRQINFO3*)malloc (mPQI3BufSize);
memcpy (mpPQI3, PQInfo.mpPQI3, mPQI3BufSize); // Copy entire buffer
long Diff = (long)mpPQI3 - (long)PQInfo.mpPQI3; // Calculate the difference between addresses
SHIFT_PTR (mpPQI3->pszName, Diff); // Modify internal pointers accordingly
SHIFT_PTR (mpPQI3->pszSepFile, Diff);
SHIFT_PTR (mpPQI3->pszPrProc, Diff);
SHIFT_PTR (mpPQI3->pszParms, Diff);
SHIFT_PTR (mpPQI3->pszComment, Diff);
SHIFT_PTR (mpPQI3->pszPrinters, Diff);
SHIFT_PTR (mpPQI3->pszDriverName, Diff);
SHIFT_PTR (mpPQI3->pDriverData, Diff);
strcpy (mDriverName, PQInfo.mDriverName);
strcpy (mDeviceName, PQInfo.mDeviceName);
strcpy (mPrinterName, PQInfo.mPrinterName);
}
void PRTQUEUE::InitWithPQI3(const PRQINFO3* pInfo)
{
// Make local copy of PPRQINFO3 object
ULONG SizeNeeded;
::SplQueryQueue (NULL, pInfo->pszName, 3, NULL, 0, &SizeNeeded);
mpPQI3 = (PRQINFO3*)malloc (SizeNeeded);
::SplQueryQueue (NULL, pInfo->pszName, 3, mpPQI3, SizeNeeded, &SizeNeeded);
mPQI3BufSize = SizeNeeded;
PCHAR sep = strchr (pInfo->pszDriverName, '.');
if (sep)
{
*sep = '\0';
strcpy (mDriverName, pInfo->pszDriverName);
strcpy (mDeviceName, sep + 1);
*sep = '.';
} else
{
strcpy (mDriverName, pInfo->pszDriverName);
mDeviceName [0] = '\0';
}
sep = strchr (pInfo->pszPrinters, ',');
if (sep)
{
*sep = '\0';
strcpy (mPrinterName, pInfo->pszPrinters);
*sep = '.';
} else
{
strcpy (mPrinterName, pInfo->pszPrinters);
}
}
//===========================================================================
PRINTDLG::PRINTDLG()
{
mQueueCount = 0;
ULONG TotalQueues = 0;
ULONG MemNeeded = 0;
SPLERR rc;
rc = ::SplEnumQueue(NULL, 3, NULL, 0, &mQueueCount, &TotalQueues, &MemNeeded, NULL);
PRQINFO3* pPQI3Buf = (PRQINFO3*) malloc (MemNeeded);
rc = ::SplEnumQueue(NULL, 3, pPQI3Buf, MemNeeded, &mQueueCount, &TotalQueues, &MemNeeded, NULL);
if (mQueueCount > MAX_PRINT_QUEUES)
mQueueCount = MAX_PRINT_QUEUES;
ULONG defaultQueue = 0;
for (ULONG cnt = 0; cnt < mQueueCount; cnt++) {
if (pPQI3Buf[cnt].fsType & PRQ3_TYPE_APPDEFAULT)
defaultQueue = cnt;
mPQBuf[cnt] = new PRTQUEUE(&pPQI3Buf[cnt]);
}
// move the entry for the default printer to index 0 (if necessary)
if (defaultQueue > 0) {
PRTQUEUE* temp = mPQBuf[0];
mPQBuf[0] = mPQBuf[defaultQueue];
mPQBuf[defaultQueue] = temp;
}
free(pPQI3Buf);
}
PRINTDLG::~PRINTDLG()
{
for (ULONG index = 0; index < mQueueCount; index++)
delete mPQBuf[index];
}
void PRINTDLG::RefreshPrintQueue()
{
ULONG newQueueCount = 0;
ULONG TotalQueues = 0;
ULONG MemNeeded = 0;
SPLERR rc;
rc = ::SplEnumQueue(NULL, 3, NULL, 0, &newQueueCount, &TotalQueues, &MemNeeded, NULL);
PRQINFO3* pPQI3Buf = (PRQINFO3*)malloc(MemNeeded);
rc = ::SplEnumQueue(NULL, 3, pPQI3Buf, MemNeeded, &newQueueCount, &TotalQueues, &MemNeeded, NULL);
if (newQueueCount > MAX_PRINT_QUEUES)
newQueueCount = MAX_PRINT_QUEUES;
PRTQUEUE* tmpBuf[MAX_PRINT_QUEUES];
ULONG defaultQueue = 0;
for (ULONG cnt = 0; cnt < newQueueCount; cnt++) {
if (pPQI3Buf[cnt].fsType & PRQ3_TYPE_APPDEFAULT)
defaultQueue = cnt;
BOOL found = FALSE;
for (ULONG index = 0; index < mQueueCount && !found; index++) {
//Compare printer from requeried list with what's already in Mozilla's printer list(mPQBuf)
//If printer is already there, use current properties; otherwise create a new printer in list
if (mPQBuf[index] != 0) {
if ((strcmp(pPQI3Buf[cnt].pszPrinters, mPQBuf[index]->PrinterName()) == 0) &&
(strcmp(pPQI3Buf[cnt].pszDriverName, mPQBuf[index]->PQI3().pszDriverName) == 0)) {
found = TRUE;
tmpBuf[cnt] = mPQBuf[index];
mPQBuf[index] = 0;
}
}
}
if (!found)
tmpBuf[cnt] = new PRTQUEUE(&pPQI3Buf[cnt]);
}
for (ULONG index = 0; index < newQueueCount; index++) {
if (mPQBuf[index] != 0)
delete(mPQBuf[index]);
mPQBuf[index] = tmpBuf[index];
}
if (mQueueCount > newQueueCount)
for (ULONG index = newQueueCount; index < mQueueCount; index++)
if (mPQBuf[index] != 0)
delete(mPQBuf[index]);
mQueueCount = newQueueCount;
// move the entry for the default printer to index 0 (if necessary)
if (defaultQueue > 0) {
PRTQUEUE* temp = mPQBuf[0];
mPQBuf[0] = mPQBuf[defaultQueue];
mPQBuf[defaultQueue] = temp;
}
free(pPQI3Buf);
}
ULONG PRINTDLG::GetNumPrinters()
{
return mQueueCount;
}
void PRINTDLG::GetPrinter(ULONG printerNdx, char** printerName)
{
if (printerNdx >= mQueueCount)
return;
nsAutoCString pName(mPQBuf[printerNdx]->QueueName());
pName.ReplaceChar('\r', ' ');
pName.StripChars("\n");
*printerName = ToNewCString(pName);
}
PRTQUEUE* PRINTDLG::SetPrinterQueue(ULONG printerNdx)
{
PRTQUEUE *pPQ = NULL;
if (printerNdx >= mQueueCount)
return NULL;
pPQ = mPQBuf[printerNdx];
return new PRTQUEUE(*pPQ);
}
LONG PRINTDLG::GetPrintDriverSize(ULONG printerNdx)
{
return mPQBuf[printerNdx]->PQI3().pDriverData->cb;
}
PDRIVDATA PRINTDLG::GetPrintDriver(ULONG printerNdx)
{
if (printerNdx >= mQueueCount)
return NULL;
return mPQBuf[printerNdx]->PQI3().pDriverData;
}
HDC PRINTDLG::GetDCHandle(ULONG printerNdx)
{
HDC hdc = 0;
DEVOPENSTRUC dop;
dop.pszLogAddress = 0;
dop.pszDriverName = (char *)mPQBuf[printerNdx]->DriverName();
dop.pdriv = mPQBuf[printerNdx]->PQI3().pDriverData;
dop.pszDataType = 0;
dop.pszComment = 0;
dop.pszQueueProcName = 0;
dop.pszQueueProcParams = 0;
dop.pszSpoolerParams = 0;
dop.pszNetworkParams = 0;
hdc = ::DevOpenDC(0, OD_INFO, "*", 9, (PDEVOPENDATA) &dop, NULLHANDLE);
return hdc;
}
char* PRINTDLG::GetDriverType(ULONG printerNdx)
{
return (char *)mPQBuf[printerNdx]->DriverName ();
}
BOOL PRINTDLG::ShowProperties(ULONG printerNdx)
{
BOOL rc = FALSE;
LONG devrc = FALSE;
PDRIVDATA pOldDrivData;
PDRIVDATA pNewDrivData = NULL;
LONG buflen;
/* check size of buffer required for job properties */
buflen = DevPostDeviceModes( 0 /*hab*/,
NULL,
mPQBuf[printerNdx]->DriverName (),
mPQBuf[printerNdx]->DeviceName (),
mPQBuf[printerNdx]->PrinterName (),
DPDM_POSTJOBPROP);
/* return error to caller */
if (buflen <= 0)
return(buflen);
/* allocate some memory for larger job properties and */
/* return error to caller */
if (buflen != mPQBuf[printerNdx]->PQI3().pDriverData->cb)
{
if (DosAllocMem((PPVOID)&pNewDrivData,buflen,fALLOC))
return(FALSE); // DPDM_ERROR
/* copy over old data so driver can use old job */
/* properties as base for job properties dialog */
pOldDrivData = mPQBuf[printerNdx]->PQI3().pDriverData;
mPQBuf[printerNdx]->PQI3().pDriverData = pNewDrivData;
memcpy( (PSZ)pNewDrivData, (PSZ)pOldDrivData, pOldDrivData->cb );
}
/* display job properties dialog and get updated */
/* job properties from driver */
devrc = DevPostDeviceModes( 0 /*hab*/,
mPQBuf[printerNdx]->PQI3().pDriverData,
mPQBuf[printerNdx]->DriverName (),
mPQBuf[printerNdx]->DeviceName (),
mPQBuf[printerNdx]->PrinterName (),
DPDM_POSTJOBPROP);
rc = (devrc != DPDM_ERROR);
return rc;
}
/****************************************************************************/
/* Job management */
/****************************************************************************/
HDC PrnOpenDC( PRTQUEUE *pInfo, PCSZ pszApplicationName, int copies, int destination, char *file )
{
HDC hdc = 0;
PCSZ pszLogAddress;
PCSZ pszDataType;
LONG dcType;
DEVOPENSTRUC dop;
if (!pInfo || !pszApplicationName)
return hdc;
if ( destination ) {
pszLogAddress = pInfo->PQI3 ().pszName;
pszDataType = "PM_Q_STD";
if ( destination == 2 )
dcType = OD_METAFILE;
else
dcType = OD_QUEUED;
} else {
if (file && *file)
pszLogAddress = (PSZ) file;
else
pszLogAddress = "FILE";
pszDataType = "PM_Q_RAW";
dcType = OD_DIRECT;
}
dop.pszLogAddress = const_cast<PSZ>(pszLogAddress);
dop.pszDriverName = (char*)pInfo->DriverName ();
dop.pdriv = pInfo->PQI3 ().pDriverData;
dop.pszDataType = const_cast<PSZ>(pszDataType);
dop.pszComment = const_cast<PSZ>(pszApplicationName);
dop.pszQueueProcName = pInfo->PQI3 ().pszPrProc;
dop.pszQueueProcParams = 0;
dop.pszSpoolerParams = 0;
dop.pszNetworkParams = 0;
hdc = ::DevOpenDC( 0, dcType, "*", 9, (PDEVOPENDATA) &dop, NULLHANDLE);
#ifdef DEBUG
if (hdc == 0)
{
ULONG ErrorCode = ERRORIDERROR (::WinGetLastError (0));
printf ("!ERROR! - Can't open DC for printer %04lX\a\n", ErrorCode);
}
#endif
return hdc;
}
/* find the selected form */
BOOL PrnQueryHardcopyCaps( HDC hdc, PHCINFO pHCInfo)
{
BOOL rc = FALSE;
if( hdc && pHCInfo)
{
PHCINFO pBuffer;
long lAvail, i;
/* query how many forms are available */
lAvail = ::DevQueryHardcopyCaps( hdc, 0, 0, NULL);
pBuffer = (PHCINFO) malloc( lAvail * sizeof(HCINFO));
::DevQueryHardcopyCaps( hdc, 0, lAvail, pBuffer);
for( i = 0; i < lAvail; i++)
if( pBuffer[ i].flAttributes & HCAPS_CURRENT)
{
memcpy( pHCInfo, pBuffer + i, sizeof(HCINFO));
rc = TRUE;
break;
}
free( pBuffer);
}
return rc;
}
/****************************************************************************/
/* Library-level data and functions -Printing */
/****************************************************************************/
BOOL PrnInitialize( HMODULE hmodResources)
{
hmodRes = hmodResources;
return TRUE;
}
BOOL PrnTerminate()
{
/* nop for now, may do something eventually */
return TRUE;
}
BOOL PrnClosePrinter( PRTQUEUE *pPrintQueue)
{
BOOL rc = FALSE;
if (pPrintQueue)
{
delete pPrintQueue;
rc = TRUE;
}
return rc;
}