/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #include "nsDeviceContextSpecWin.h" #include "prmem.h" #include #include #include "nsAutoPtr.h" #include "nsIWidget.h" #include "nsVoidArray.h" #include "nsIPrintSettingsWin.h" #include "nsString.h" #include "nsCRT.h" #include "nsIServiceManager.h" #include "nsReadableUtils.h" #include "nsStringEnumerator.h" #include "gfxPDFSurface.h" #include "gfxWindowsSurface.h" #include "nsIFileStreams.h" #include "nsIWindowWatcher.h" #include "nsIDOMWindow.h" // For NS_CopyNativeToUnicode #include "nsNativeCharsetUtils.h" // File Picker #include "nsILocalFile.h" #include "nsIFile.h" #include "nsIFilePicker.h" #include "nsIStringBundle.h" #define NS_ERROR_GFX_PRINTER_BUNDLE_URL "chrome://global/locale/printing.properties" #include "prlog.h" #ifdef PR_LOGGING PRLogModuleInfo * kWidgetPrintingLogMod = PR_NewLogModule("printing-widget"); #define PR_PL(_p1) PR_LOG(kWidgetPrintingLogMod, PR_LOG_DEBUG, _p1) #else #define PR_PL(_p1) #endif //---------------------------------------------------------------------------------- // The printer data is shared between the PrinterEnumerator and the nsDeviceContextSpecWin // The PrinterEnumerator creates the printer info // but the nsDeviceContextSpecWin cleans it up // If it gets created (via the Page Setup Dialog) but the user never prints anything // then it will never be delete, so this class takes care of that. class GlobalPrinters { public: static GlobalPrinters* GetInstance() { return &mGlobalPrinters; } ~GlobalPrinters() { FreeGlobalPrinters(); } void FreeGlobalPrinters(); PRBool PrintersAreAllocated() { return mPrinters != nsnull; } LPTSTR GetItemFromList(PRInt32 aInx) { return mPrinters?(LPTSTR)mPrinters->ElementAt(aInx):nsnull; } nsresult EnumeratePrinterList(); void GetDefaultPrinterName(LPTSTR& aDefaultPrinterName); PRInt32 GetNumPrinters() { return mPrinters?mPrinters->Count():0; } protected: GlobalPrinters() {} nsresult EnumerateNativePrinters(); void ReallocatePrinters(); static GlobalPrinters mGlobalPrinters; static nsVoidArray* mPrinters; }; //--------------- // static members GlobalPrinters GlobalPrinters::mGlobalPrinters; nsVoidArray* GlobalPrinters::mPrinters = nsnull; //****************************************************** // Define native paper sizes //****************************************************** typedef struct { short mPaperSize; // native enum double mWidth; double mHeight; PRBool mIsInches; } NativePaperSizes; // There are around 40 default print sizes defined by Windows const NativePaperSizes kPaperSizes[] = { {DMPAPER_LETTER, 8.5, 11.0, PR_TRUE}, {DMPAPER_LEGAL, 8.5, 14.0, PR_TRUE}, {DMPAPER_A4, 210.0, 297.0, PR_FALSE}, {DMPAPER_B4, 250.0, 354.0, PR_FALSE}, {DMPAPER_B5, 182.0, 257.0, PR_FALSE}, #ifndef WINCE {DMPAPER_TABLOID, 11.0, 17.0, PR_TRUE}, {DMPAPER_LEDGER, 17.0, 11.0, PR_TRUE}, {DMPAPER_STATEMENT, 5.5, 8.5, PR_TRUE}, {DMPAPER_EXECUTIVE, 7.25, 10.5, PR_TRUE}, {DMPAPER_A3, 297.0, 420.0, PR_FALSE}, {DMPAPER_A5, 148.0, 210.0, PR_FALSE}, {DMPAPER_CSHEET, 17.0, 22.0, PR_TRUE}, {DMPAPER_DSHEET, 22.0, 34.0, PR_TRUE}, {DMPAPER_ESHEET, 34.0, 44.0, PR_TRUE}, {DMPAPER_LETTERSMALL, 8.5, 11.0, PR_TRUE}, {DMPAPER_A4SMALL, 210.0, 297.0, PR_FALSE}, {DMPAPER_FOLIO, 8.5, 13.0, PR_TRUE}, {DMPAPER_QUARTO, 215.0, 275.0, PR_FALSE}, {DMPAPER_10X14, 10.0, 14.0, PR_TRUE}, {DMPAPER_11X17, 11.0, 17.0, PR_TRUE}, {DMPAPER_NOTE, 8.5, 11.0, PR_TRUE}, {DMPAPER_ENV_9, 3.875, 8.875, PR_TRUE}, {DMPAPER_ENV_10, 40.125, 9.5, PR_TRUE}, {DMPAPER_ENV_11, 4.5, 10.375, PR_TRUE}, {DMPAPER_ENV_12, 4.75, 11.0, PR_TRUE}, {DMPAPER_ENV_14, 5.0, 11.5, PR_TRUE}, {DMPAPER_ENV_DL, 110.0, 220.0, PR_FALSE}, {DMPAPER_ENV_C5, 162.0, 229.0, PR_FALSE}, {DMPAPER_ENV_C3, 324.0, 458.0, PR_FALSE}, {DMPAPER_ENV_C4, 229.0, 324.0, PR_FALSE}, {DMPAPER_ENV_C6, 114.0, 162.0, PR_FALSE}, {DMPAPER_ENV_C65, 114.0, 229.0, PR_FALSE}, {DMPAPER_ENV_B4, 250.0, 353.0, PR_FALSE}, {DMPAPER_ENV_B5, 176.0, 250.0, PR_FALSE}, {DMPAPER_ENV_B6, 176.0, 125.0, PR_FALSE}, {DMPAPER_ENV_ITALY, 110.0, 230.0, PR_FALSE}, {DMPAPER_ENV_MONARCH, 3.875, 7.5, PR_TRUE}, {DMPAPER_ENV_PERSONAL, 3.625, 6.5, PR_TRUE}, {DMPAPER_FANFOLD_US, 14.875, 11.0, PR_TRUE}, {DMPAPER_FANFOLD_STD_GERMAN, 8.5, 12.0, PR_TRUE}, {DMPAPER_FANFOLD_LGL_GERMAN, 8.5, 13.0, PR_TRUE}, #endif // WINCE }; const PRInt32 kNumPaperSizes = 41; //---------------------------------------------------------------------------------- nsDeviceContextSpecWin::nsDeviceContextSpecWin() { mDriverName = nsnull; mDeviceName = nsnull; mDevMode = NULL; } //---------------------------------------------------------------------------------- NS_IMPL_ISUPPORTS1(nsDeviceContextSpecWin, nsIDeviceContextSpec) nsDeviceContextSpecWin::~nsDeviceContextSpecWin() { SetDeviceName(nsnull); SetDriverName(nsnull); SetDevMode(NULL); nsCOMPtr psWin(do_QueryInterface(mPrintSettings)); if (psWin) { psWin->SetDeviceName(nsnull); psWin->SetDriverName(nsnull); psWin->SetDevMode(NULL); } // Free them, we won't need them for a while GlobalPrinters::GetInstance()->FreeGlobalPrinters(); } //------------------------------------------------------------------ // helper static PRUnichar * GetDefaultPrinterNameFromGlobalPrinters() { PRUnichar * printerName; LPTSTR lpPrtName; GlobalPrinters::GetInstance()->GetDefaultPrinterName(lpPrtName); nsAutoString str; NS_CopyNativeToUnicode(nsDependentCString((char *)lpPrtName), str); printerName = ToNewUnicode(str); free(lpPrtName); return printerName; } //---------------------------------------------------------------- static nsresult EnumerateNativePrinters(DWORD aWhichPrinters, LPTSTR aPrinterName, PRBool& aIsFound, PRBool& aIsFile) { #ifdef WINCE aIsFound = PR_FALSE; #else DWORD dwSizeNeeded = 0; DWORD dwNumItems = 0; LPPRINTER_INFO_2 lpInfo = NULL; // Get buffer size if (::EnumPrinters ( aWhichPrinters, NULL, 2, NULL, 0, &dwSizeNeeded, &dwNumItems )) { return NS_ERROR_FAILURE; } // allocate memory lpInfo = (LPPRINTER_INFO_2)HeapAlloc ( GetProcessHeap (), HEAP_ZERO_MEMORY, dwSizeNeeded ); if ( lpInfo == NULL ) { return NS_ERROR_OUT_OF_MEMORY; } if (::EnumPrinters ( PRINTER_ENUM_LOCAL, NULL, 2, (LPBYTE)lpInfo, dwSizeNeeded, &dwSizeNeeded, &dwNumItems) == 0 ) { ::HeapFree(GetProcessHeap (), 0, lpInfo); return NS_OK; } for (DWORD i = 0; i < dwNumItems; i++ ) { if (_tcscmp(lpInfo[i].pPrinterName, aPrinterName) == 0) { aIsFound = PR_TRUE; aIsFile = _tcscmp(lpInfo[i].pPortName, _T("FILE:")) == 0; break; } } ::HeapFree(GetProcessHeap (), 0, lpInfo); #endif return NS_OK; } //---------------------------------------------------------------- static void CheckForPrintToFileWithName(LPTSTR aPrinterName, PRBool& aIsFile) { PRBool isFound = PR_FALSE; aIsFile = PR_FALSE; #ifndef WINCE nsresult rv = EnumerateNativePrinters(PRINTER_ENUM_LOCAL, aPrinterName, isFound, aIsFile); if (isFound) return; rv = EnumerateNativePrinters(PRINTER_ENUM_NETWORK, aPrinterName, isFound, aIsFile); if (isFound) return; rv = EnumerateNativePrinters(PRINTER_ENUM_SHARED, aPrinterName, isFound, aIsFile); if (isFound) return; rv = EnumerateNativePrinters(PRINTER_ENUM_REMOTE, aPrinterName, isFound, aIsFile); if (isFound) return; #endif } static nsresult GetFileNameForPrintSettings(nsIPrintSettings* aPS) { // for testing #ifdef DEBUG_rods return NS_OK; #endif nsresult rv; nsCOMPtr filePicker = do_CreateInstance("@mozilla.org/filepicker;1", &rv); NS_ENSURE_SUCCESS(rv, rv); nsCOMPtr bundleService = do_GetService(NS_STRINGBUNDLE_CONTRACTID, &rv); NS_ENSURE_SUCCESS(rv, rv); nsCOMPtr bundle; rv = bundleService->CreateBundle(NS_ERROR_GFX_PRINTER_BUNDLE_URL, getter_AddRefs(bundle)); NS_ENSURE_SUCCESS(rv, rv); nsXPIDLString title; rv = bundle->GetStringFromName(NS_LITERAL_STRING("PrintToFile").get(), getter_Copies(title)); NS_ENSURE_SUCCESS(rv, rv); nsCOMPtr wwatch = (do_GetService(NS_WINDOWWATCHER_CONTRACTID, &rv)); NS_ENSURE_SUCCESS(rv, rv); nsCOMPtr window; wwatch->GetActiveWindow(getter_AddRefs(window)); rv = filePicker->Init(window, title, nsIFilePicker::modeSave); NS_ENSURE_SUCCESS(rv, rv); rv = filePicker->AppendFilters(nsIFilePicker::filterAll); NS_ENSURE_SUCCESS(rv, rv); PRUnichar* fileName; aPS->GetToFileName(&fileName); if (fileName) { if (*fileName) { nsAutoString leafName; nsCOMPtr file(do_CreateInstance("@mozilla.org/file/local;1")); if (file) { rv = file->InitWithPath(nsDependentString(fileName)); if (NS_SUCCEEDED(rv)) { file->GetLeafName(leafName); filePicker->SetDisplayDirectory(file); } } if (!leafName.IsEmpty()) { rv = filePicker->SetDefaultString(leafName); } NS_ENSURE_SUCCESS(rv, rv); } nsMemory::Free(fileName); } PRInt16 dialogResult; filePicker->Show(&dialogResult); if (dialogResult == nsIFilePicker::returnCancel) { return NS_ERROR_ABORT; } nsCOMPtr localFile; rv = filePicker->GetFile(getter_AddRefs(localFile)); NS_ENSURE_SUCCESS(rv, rv); if (dialogResult == nsIFilePicker::returnReplace) { // be extra safe and only delete when the file is really a file PRBool isFile; rv = localFile->IsFile(&isFile); if (NS_SUCCEEDED(rv) && isFile) { rv = localFile->Remove(PR_FALSE /* recursive delete */); NS_ENSURE_SUCCESS(rv, rv); } } nsAutoString unicodePath; rv = localFile->GetPath(unicodePath); NS_ENSURE_SUCCESS(rv,rv); if (unicodePath.IsEmpty()) { rv = NS_ERROR_ABORT; } if (NS_SUCCEEDED(rv)) aPS->SetToFileName(unicodePath.get()); return rv; } //---------------------------------------------------------------------------------- static nsresult CheckForPrintToFile(nsIPrintSettings* aPS, LPTSTR aPrinterName, PRUnichar* aUPrinterName) { nsresult rv = NS_OK; if (!aPrinterName && !aUPrinterName) return rv; PRBool toFile; #ifdef UNICODE CheckForPrintToFileWithName(aPrinterName?aPrinterName:aUPrinterName, toFile); #else if (aPrinterName) { CheckForPrintToFileWithName(aPrinterName, toFile); } else { nsCAutoString nativeName; NS_CopyUnicodeToNative(nsDependentString(aUPrinterName), nativeName); CheckForPrintToFileWithName(const_cast(nativeName.get()), toFile); } #endif // Since the driver wasn't a "Print To File" Driver, check to see // if the name of the file has been set to the special "FILE:" if (!toFile) { nsXPIDLString toFileName; aPS->GetToFileName(getter_Copies(toFileName)); if (toFileName) { if (*toFileName) { if (toFileName.EqualsLiteral("FILE:")) { // this skips the setting of the "print to file" info below // which we don't want to do. return NS_OK; } } } } aPS->SetPrintToFile(toFile); if (toFile) { rv = GetFileNameForPrintSettings(aPS); } return rv; } //---------------------------------------------------------------------------------- NS_IMETHODIMP nsDeviceContextSpecWin::Init(nsIWidget* aWidget, nsIPrintSettings* aPrintSettings, PRBool aIsPrintPreview) { mPrintSettings = aPrintSettings; nsresult rv = aIsPrintPreview ? NS_ERROR_GFX_PRINTER_PRINTPREVIEW : NS_ERROR_GFX_PRINTER_NO_PRINTER_AVAILABLE; if (aPrintSettings) { nsCOMPtr psWin(do_QueryInterface(aPrintSettings)); if (psWin) { char* deviceName; char* driverName; psWin->GetDeviceName(&deviceName); // creates new memory (makes a copy) psWin->GetDriverName(&driverName); // creates new memory (makes a copy) LPDEVMODE devMode; psWin->GetDevMode(&devMode); // creates new memory (makes a copy) if (deviceName && driverName && devMode) { // Scaling is special, it is one of the few // devMode items that we control in layout if (devMode->dmFields & DM_SCALE) { double scale = double(devMode->dmScale) / 100.0f; if (scale != 1.0) { aPrintSettings->SetScaling(scale); devMode->dmScale = 100; } } SetDeviceName(deviceName); SetDriverName(driverName); SetDevMode(devMode); if (!aIsPrintPreview) { rv = CheckForPrintToFile(mPrintSettings, deviceName, nsnull); if (NS_FAILED(rv)) { nsCRT::free(deviceName); nsCRT::free(driverName); return NS_ERROR_FAILURE; } } // clean up nsCRT::free(deviceName); nsCRT::free(driverName); return NS_OK; } else { PR_PL(("***** nsDeviceContextSpecWin::Init - deviceName/driverName/devMode was NULL!\n")); if (deviceName) nsCRT::free(deviceName); if (driverName) nsCRT::free(driverName); if (devMode) ::HeapFree(::GetProcessHeap(), 0, devMode); } } } else { PR_PL(("***** nsDeviceContextSpecWin::Init - aPrintSettingswas NULL!\n")); } LPDEVMODE pDevMode = NULL; HGLOBAL hDevNames = NULL; // Get the Print Name to be used PRUnichar * printerName; mPrintSettings->GetPrinterName(&printerName); // If there is no name then use the default printer if (!printerName || (printerName && !*printerName)) { printerName = GetDefaultPrinterNameFromGlobalPrinters(); } NS_ASSERTION(printerName, "We have to have a printer name"); if (!printerName || !*printerName) return rv; if (!aIsPrintPreview) { CheckForPrintToFile(mPrintSettings, nsnull, printerName); } return GetDataFromPrinter(printerName, mPrintSettings); } //---------------------------------------------------------- // Helper Function - Free and reallocate the string static void CleanAndCopyString(char*& aStr, char* aNewStr) { if (aStr != nsnull) { if (aNewStr != nsnull && strlen(aStr) > strlen(aNewStr)) { // reuse it if we can PL_strcpy(aStr, aNewStr); return; } else { PR_Free(aStr); aStr = nsnull; } } if (nsnull != aNewStr) { aStr = (char *)PR_Malloc(PL_strlen(aNewStr) + 1); PL_strcpy(aStr, aNewStr); } } NS_IMETHODIMP nsDeviceContextSpecWin::GetSurfaceForPrinter(gfxASurface **surface) { NS_ASSERTION(mDevMode, "DevMode can't be NULL here"); nsRefPtr newSurface; PRInt16 outputFormat; mPrintSettings->GetOutputFormat(&outputFormat); if (outputFormat == nsIPrintSettings::kOutputFormatPDF) { nsXPIDLString filename; mPrintSettings->GetToFileName(getter_Copies(filename)); double width, height; mPrintSettings->GetEffectivePageSize(&width, &height); // convert twips to points width /= TWIPS_PER_POINT_FLOAT; height /= TWIPS_PER_POINT_FLOAT; nsCOMPtr file = do_CreateInstance("@mozilla.org/file/local;1"); nsresult rv = file->InitWithPath(filename); if (NS_FAILED(rv)) return rv; nsCOMPtr stream = do_CreateInstance("@mozilla.org/network/file-output-stream;1"); rv = stream->Init(file, -1, -1, 0); if (NS_FAILED(rv)) return rv; newSurface = new gfxPDFSurface(stream, gfxSize(width, height)); } else { if (mDevMode) { HDC dc = ::CreateDC(mDriverName, mDeviceName, NULL, mDevMode); // have this surface take over ownership of this DC newSurface = new gfxWindowsSurface(dc, gfxWindowsSurface::FLAG_TAKE_DC | gfxWindowsSurface::FLAG_FOR_PRINTING); } } if (newSurface) { *surface = newSurface; NS_ADDREF(*surface); return NS_OK; } *surface = nsnull; return NS_ERROR_FAILURE; } //---------------------------------------------------------------------------------- void nsDeviceContextSpecWin::SetDeviceName(char* aDeviceName) { CleanAndCopyString(mDeviceName, aDeviceName); } //---------------------------------------------------------------------------------- void nsDeviceContextSpecWin::SetDriverName(char* aDriverName) { CleanAndCopyString(mDriverName, aDriverName); } //---------------------------------------------------------------------------------- void nsDeviceContextSpecWin::SetDevMode(LPDEVMODE aDevMode) { if (mDevMode) { ::HeapFree(::GetProcessHeap(), 0, mDevMode); } mDevMode = aDevMode; } //------------------------------------------------------------------ void nsDeviceContextSpecWin::GetDevMode(LPDEVMODE &aDevMode) { aDevMode = mDevMode; } //---------------------------------------------------------------------------------- // Map an incoming size to a Windows Native enum in the DevMode static void MapPaperSizeToNativeEnum(LPDEVMODE aDevMode, PRInt16 aType, double aW, double aH) { #ifdef DEBUG_rods BOOL doingOrientation = aDevMode->dmFields & DM_ORIENTATION; BOOL doingPaperSize = aDevMode->dmFields & DM_PAPERSIZE; BOOL doingPaperLength = aDevMode->dmFields & DM_PAPERLENGTH; BOOL doingPaperWidth = aDevMode->dmFields & DM_PAPERWIDTH; #endif PRBool foundEnum = PR_FALSE; for (PRInt32 i=0;idmPaperSize = kPaperSizes[i].mPaperSize; aDevMode->dmFields &= ~DM_PAPERLENGTH; aDevMode->dmFields &= ~DM_PAPERWIDTH; aDevMode->dmFields |= DM_PAPERSIZE; return; } } short width = 0; short height = 0; if (aType == nsIPrintSettings::kPaperSizeInches) { width = short(NS_TWIPS_TO_MILLIMETERS(NS_INCHES_TO_TWIPS(float(aW))) / 10); height = short(NS_TWIPS_TO_MILLIMETERS(NS_INCHES_TO_TWIPS(float(aH))) / 10); } else if (aType == nsIPrintSettings::kPaperSizeMillimeters) { width = short(aW / 10.0); height = short(aH / 10.0); } else { return; // don't set anything } // width and height is in aDevMode->dmPaperSize = 0; aDevMode->dmPaperWidth = width; aDevMode->dmPaperLength = height; aDevMode->dmFields |= DM_PAPERSIZE; aDevMode->dmFields |= DM_PAPERLENGTH; aDevMode->dmFields |= DM_PAPERWIDTH; } //---------------------------------------------------------------------------------- // Setup Paper Size & Orientation options into the DevMode // static void SetupDevModeFromSettings(LPDEVMODE aDevMode, nsIPrintSettings* aPrintSettings) { // Setup paper size if (aPrintSettings) { PRInt16 type; aPrintSettings->GetPaperSizeType(&type); if (type == nsIPrintSettings::kPaperSizeNativeData) { PRInt16 paperEnum; aPrintSettings->GetPaperData(&paperEnum); aDevMode->dmPaperSize = paperEnum; aDevMode->dmFields &= ~DM_PAPERLENGTH; aDevMode->dmFields &= ~DM_PAPERWIDTH; aDevMode->dmFields |= DM_PAPERSIZE; } else { PRInt16 unit; double width, height; aPrintSettings->GetPaperSizeUnit(&unit); aPrintSettings->GetPaperWidth(&width); aPrintSettings->GetPaperHeight(&height); MapPaperSizeToNativeEnum(aDevMode, unit, width, height); } // Setup Orientation PRInt32 orientation; aPrintSettings->GetOrientation(&orientation); aDevMode->dmOrientation = orientation == nsIPrintSettings::kPortraitOrientation?DMORIENT_PORTRAIT:DMORIENT_LANDSCAPE; aDevMode->dmFields |= DM_ORIENTATION; // Setup Number of Copies PRInt32 copies; aPrintSettings->GetNumCopies(&copies); aDevMode->dmCopies = copies; aDevMode->dmFields |= DM_COPIES; } } #if defined(DEBUG_rods) || defined(DEBUG_dcone) static void DisplayLastError() { LPVOID lpMsgBuf; DWORD errCode = GetLastError(); FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language (LPTSTR) &lpMsgBuf, 0, NULL ); // Display the string. MessageBox( NULL, (const char *)lpMsgBuf, "GetLastError", MB_OK|MB_ICONINFORMATION ); } #define DISPLAY_LAST_ERROR DisplayLastError(); #else #define DISPLAY_LAST_ERROR #endif //---------------------------------------------------------------------------------- // Setup the object's data member with the selected printer's data nsresult nsDeviceContextSpecWin::GetDataFromPrinter(const PRUnichar * aName, nsIPrintSettings* aPS) { #ifdef WINCE return NS_ERROR_NOT_IMPLEMENTED; #else nsresult rv = NS_ERROR_FAILURE; if (!GlobalPrinters::GetInstance()->PrintersAreAllocated()) { rv = GlobalPrinters::GetInstance()->EnumeratePrinterList(); if (NS_FAILED(rv)) { PR_PL(("***** nsDeviceContextSpecWin::GetDataFromPrinter - Couldn't enumerate printers!\n")); DISPLAY_LAST_ERROR } NS_ENSURE_SUCCESS(rv, rv); } HANDLE hPrinter = NULL; nsCAutoString nativeName; NS_CopyUnicodeToNative(nsDependentString(aName), nativeName); BOOL status = ::OpenPrinter(const_cast(nativeName.get()), &hPrinter, NULL); if (status) { LPDEVMODE pDevMode; DWORD dwNeeded, dwRet; // Allocate a buffer of the correct size. dwNeeded = ::DocumentProperties(NULL, hPrinter, const_cast(nativeName.get()), NULL, NULL, 0); pDevMode = (LPDEVMODE)::HeapAlloc (::GetProcessHeap(), HEAP_ZERO_MEMORY, dwNeeded); if (!pDevMode) return NS_ERROR_FAILURE; // Get the default DevMode for the printer and modify it for our needs. dwRet = DocumentProperties(NULL, hPrinter, const_cast(nativeName.get()), pDevMode, NULL, DM_OUT_BUFFER); if (dwRet == IDOK && aPS) { SetupDevModeFromSettings(pDevMode, aPS); // Sets back the changes we made to the DevMode into the Printer Driver dwRet = ::DocumentProperties(NULL, hPrinter, const_cast(nativeName.get()), pDevMode, pDevMode, DM_IN_BUFFER | DM_OUT_BUFFER); } if (dwRet != IDOK) { ::HeapFree(::GetProcessHeap(), 0, pDevMode); ::ClosePrinter(hPrinter); PR_PL(("***** nsDeviceContextSpecWin::GetDataFromPrinter - DocumentProperties call failed code: %d/0x%x\n", dwRet, dwRet)); DISPLAY_LAST_ERROR return NS_ERROR_FAILURE; } SetDevMode(pDevMode); // cache the pointer and takes responsibility for the memory SetDeviceName(const_cast(nativeName.get())); SetDriverName("WINSPOOL"); ::ClosePrinter(hPrinter); rv = NS_OK; } else { rv = NS_ERROR_GFX_PRINTER_NAME_NOT_FOUND; PR_PL(("***** nsDeviceContextSpecWin::GetDataFromPrinter - Couldn't open printer: [%s]\n", nativeName.get())); DISPLAY_LAST_ERROR } return rv; #endif // WINCE } //---------------------------------------------------------------------------------- // Setup Paper Size options into the DevMode // // When using a data member it may be a HGLOCAL or LPDEVMODE // if it is a HGLOBAL then we need to "lock" it to get the LPDEVMODE // and unlock it when we are done. void nsDeviceContextSpecWin::SetupPaperInfoFromSettings() { LPDEVMODE devMode; GetDevMode(devMode); NS_ASSERTION(devMode, "DevMode can't be NULL here"); if (devMode) { SetupDevModeFromSettings(devMode, mPrintSettings); } } //---------------------------------------------------------------------------------- // Helper Function - Free and reallocate the string nsresult nsDeviceContextSpecWin::SetPrintSettingsFromDevMode(nsIPrintSettings* aPrintSettings, LPDEVMODE aDevMode) { if (aPrintSettings == nsnull) { return NS_ERROR_FAILURE; } aPrintSettings->SetIsInitializedFromPrinter(PR_TRUE); BOOL doingNumCopies = aDevMode->dmFields & DM_COPIES; BOOL doingOrientation = aDevMode->dmFields & DM_ORIENTATION; BOOL doingPaperSize = aDevMode->dmFields & DM_PAPERSIZE; BOOL doingPaperLength = aDevMode->dmFields & DM_PAPERLENGTH; BOOL doingPaperWidth = aDevMode->dmFields & DM_PAPERWIDTH; if (doingOrientation) { PRInt32 orientation = aDevMode->dmOrientation == DMORIENT_PORTRAIT? nsIPrintSettings::kPortraitOrientation:nsIPrintSettings::kLandscapeOrientation; aPrintSettings->SetOrientation(orientation); } // Setup Number of Copies if (doingNumCopies) { aPrintSettings->SetNumCopies(PRInt32(aDevMode->dmCopies)); } if (aDevMode->dmFields & DM_SCALE) { double scale = double(aDevMode->dmScale) / 100.0f; if (scale != 1.0) { aPrintSettings->SetScaling(scale); aDevMode->dmScale = 100; // To turn this on you must change where the mPrt->mShrinkToFit is being set in the DocumentViewer //aPrintSettings->SetShrinkToFit(PR_FALSE); } } if (doingPaperSize) { aPrintSettings->SetPaperSizeType(nsIPrintSettings::kPaperSizeNativeData); aPrintSettings->SetPaperData(aDevMode->dmPaperSize); for (PRInt32 i=0;idmPaperSize) { aPrintSettings->SetPaperSizeUnit(kPaperSizes[i].mIsInches?nsIPrintSettings::kPaperSizeInches:nsIPrintSettings::kPaperSizeMillimeters); break; } } } else if (doingPaperLength && doingPaperWidth) { PRBool found = PR_FALSE; for (PRInt32 i=0;idmPaperSize) { aPrintSettings->SetPaperSizeType(nsIPrintSettings::kPaperSizeDefined); aPrintSettings->SetPaperWidth(kPaperSizes[i].mWidth); aPrintSettings->SetPaperHeight(kPaperSizes[i].mHeight); aPrintSettings->SetPaperSizeUnit(kPaperSizes[i].mIsInches?nsIPrintSettings::kPaperSizeInches:nsIPrintSettings::kPaperSizeMillimeters); found = PR_TRUE; break; } } if (!found) { return NS_ERROR_FAILURE; } } else { return NS_ERROR_FAILURE; } return NS_OK; } //*********************************************************** // Printer Enumerator //*********************************************************** nsPrinterEnumeratorWin::nsPrinterEnumeratorWin() { } nsPrinterEnumeratorWin::~nsPrinterEnumeratorWin() { // Do not free printers here // GlobalPrinters::GetInstance()->FreeGlobalPrinters(); } NS_IMPL_ISUPPORTS1(nsPrinterEnumeratorWin, nsIPrinterEnumerator) //---------------------------------------------------------------------------------- // Return the Default Printer name /* readonly attribute wstring defaultPrinterName; */ NS_IMETHODIMP nsPrinterEnumeratorWin::GetDefaultPrinterName(PRUnichar * *aDefaultPrinterName) { NS_ENSURE_ARG_POINTER(aDefaultPrinterName); *aDefaultPrinterName = GetDefaultPrinterNameFromGlobalPrinters(); // helper return NS_OK; } /* void initPrintSettingsFromPrinter (in wstring aPrinterName, in nsIPrintSettings aPrintSettings); */ NS_IMETHODIMP nsPrinterEnumeratorWin::InitPrintSettingsFromPrinter(const PRUnichar *aPrinterName, nsIPrintSettings *aPrintSettings) { NS_ENSURE_ARG_POINTER(aPrinterName); NS_ENSURE_ARG_POINTER(aPrintSettings); if (!*aPrinterName) { return NS_OK; } nsRefPtr devSpecWin = new nsDeviceContextSpecWin(); if (!devSpecWin) return NS_ERROR_OUT_OF_MEMORY; if (NS_FAILED(GlobalPrinters::GetInstance()->EnumeratePrinterList())) { return NS_ERROR_FAILURE; } devSpecWin->GetDataFromPrinter(aPrinterName); LPDEVMODE devmode; devSpecWin->GetDevMode(devmode); NS_ASSERTION(devmode, "DevMode can't be NULL here"); if (devmode) { aPrintSettings->SetPrinterName(aPrinterName); nsDeviceContextSpecWin::SetPrintSettingsFromDevMode(aPrintSettings, devmode); } // Free them, we won't need them for a while GlobalPrinters::GetInstance()->FreeGlobalPrinters(); return NS_OK; } //---------------------------------------------------------------------------------- // Enumerate all the Printers from the global array and pass their // names back (usually to script) NS_IMETHODIMP nsPrinterEnumeratorWin::GetPrinterNameList(nsIStringEnumerator **aPrinterNameList) { NS_ENSURE_ARG_POINTER(aPrinterNameList); *aPrinterNameList = nsnull; nsresult rv = GlobalPrinters::GetInstance()->EnumeratePrinterList(); if (NS_FAILED(rv)) { PR_PL(("***** nsDeviceContextSpecWin::GetPrinterNameList - Couldn't enumerate printers!\n")); return rv; } PRInt32 numPrinters = GlobalPrinters::GetInstance()->GetNumPrinters(); nsStringArray *printers = new nsStringArray(numPrinters); if (!printers) return NS_ERROR_OUT_OF_MEMORY; PRInt32 printerInx = 0; while( printerInx < numPrinters ) { LPTSTR name = GlobalPrinters::GetInstance()->GetItemFromList(printerInx++); nsAutoString newName; NS_CopyNativeToUnicode(nsDependentCString(name), newName); printers->AppendString(newName); } return NS_NewAdoptingStringEnumerator(aPrinterNameList, printers); } //---------------------------------------------------------------------------------- // Display the AdvancedDocumentProperties for the selected Printer NS_IMETHODIMP nsPrinterEnumeratorWin::DisplayPropertiesDlg(const PRUnichar *aPrinterName, nsIPrintSettings* aPrintSettings) { // Implementation removed because it is unused return NS_OK; } //---------------------------------------------------------------------------------- //-- Global Printers //---------------------------------------------------------------------------------- //---------------------------------------------------------------------------------- // THe array hold the name and port for each printer void GlobalPrinters::ReallocatePrinters() { if (PrintersAreAllocated()) { FreeGlobalPrinters(); } mPrinters = new nsVoidArray(); NS_ASSERTION(mPrinters, "Printers Array is NULL!"); } //---------------------------------------------------------------------------------- void GlobalPrinters::FreeGlobalPrinters() { if (mPrinters != nsnull) { for (int i=0;iCount();i++) { free((LPTSTR)mPrinters->ElementAt(i)); } delete mPrinters; mPrinters = nsnull; } } //---------------------------------------------------------------------------------- nsresult GlobalPrinters::EnumerateNativePrinters() { nsresult rv = NS_ERROR_GFX_PRINTER_NO_PRINTER_AVAILABLE; #ifndef WINCE PR_PL(("-----------------------\n")); PR_PL(("EnumerateNativePrinters\n")); TCHAR szDefaultPrinterName[1024]; DWORD status = GetProfileString("devices", 0, ",", szDefaultPrinterName, sizeof(szDefaultPrinterName)/sizeof(TCHAR)); if (status > 0) { DWORD count = 0; LPTSTR sPtr = (LPTSTR)szDefaultPrinterName; LPTSTR ePtr = (LPTSTR)(szDefaultPrinterName+(status*sizeof(TCHAR))); LPTSTR prvPtr = sPtr; while (sPtr < ePtr) { if (*sPtr == NULL) { LPTSTR name = _tcsdup(prvPtr); mPrinters->AppendElement(name); PR_PL(("Printer Name: %s\n", prvPtr)); prvPtr = sPtr+1; count++; } sPtr++; } rv = NS_OK; } PR_PL(("-----------------------\n")); #endif return rv; } //------------------------------------------------------------------ // Uses the GetProfileString to get the default printer from the registry void GlobalPrinters::GetDefaultPrinterName(LPTSTR& aDefaultPrinterName) { #ifndef WINCE aDefaultPrinterName = nsnull; TCHAR szDefaultPrinterName[1024]; DWORD status = GetProfileString("windows", "device", 0, szDefaultPrinterName, sizeof(szDefaultPrinterName)/sizeof(TCHAR)); if (status > 0) { TCHAR comma = (TCHAR)','; LPTSTR sPtr = (LPTSTR)szDefaultPrinterName; while (*sPtr != comma && *sPtr != NULL) sPtr++; if (*sPtr == comma) { *sPtr = NULL; } aDefaultPrinterName = _tcsdup(szDefaultPrinterName); } else { aDefaultPrinterName = _tcsdup(""); } PR_PL(("DEFAULT PRINTER [%s]\n", aDefaultPrinterName)); #else aDefaultPrinterName = "UNKNOWN"; #endif } //---------------------------------------------------------------------------------- // This goes and gets the list of available printers and puts // the default printer at the beginning of the list nsresult GlobalPrinters::EnumeratePrinterList() { // reallocate and get a new list each time it is asked for // this deletes the list and re-allocates them ReallocatePrinters(); // any of these could only fail with an OUT_MEMORY_ERROR // PRINTER_ENUM_LOCAL should get the network printers on Win95 nsresult rv = EnumerateNativePrinters(); if (NS_FAILED(rv)) return rv; // get the name of the default printer LPTSTR defPrinterName; GetDefaultPrinterName(defPrinterName); // put the default printer at the beginning of list if (defPrinterName != nsnull) { for (PRInt32 i=0;iCount();i++) { LPTSTR name = (LPTSTR)mPrinters->ElementAt(i); if (!_tcscmp(name, defPrinterName)) { if (i > 0) { LPTSTR ptr = (LPTSTR)mPrinters->ElementAt(0); mPrinters->ReplaceElementAt((void*)name, 0); mPrinters->ReplaceElementAt((void*)ptr, i); } break; } } free(defPrinterName); } // make sure we at least tried to get the printers if (!PrintersAreAllocated()) { PR_PL(("***** nsDeviceContextSpecWin::EnumeratePrinterList - Printers aren`t allocated\n")); return NS_ERROR_FAILURE; } return NS_OK; }