mirror of
https://github.com/mozilla/gecko-dev.git
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274 lines
7.6 KiB
C++
274 lines
7.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <QTemporaryFile>
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#include <QPrinterInfo>
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#define SET_PRINTER_FEATURES_VIA_PREFS 1
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#define PRINTERFEATURES_PREF "print.tmp.printerfeatures"
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#ifdef MOZ_LOGGING
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#define FORCE_PR_LOG 1 /* Allow logging in the release build */
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#endif /* MOZ_LOGGING */
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#include "prlog.h"
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#include "plstr.h"
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#include "nsDeviceContextSpecQt.h"
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#include "prenv.h" /* for PR_GetEnv */
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#include "nsReadableUtils.h"
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#include "nsStringEnumerator.h"
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#include "nsIServiceManager.h"
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#include "nsPrintSettingsQt.h"
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#include "nsIFileStreams.h"
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#include "nsIFile.h"
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#include "nsTArray.h"
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "gfxPDFSurface.h"
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#ifdef PR_LOGGING
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static PRLogModuleInfo* DeviceContextSpecQtLM =
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PR_NewLogModule("DeviceContextSpecQt");
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#endif /* PR_LOGGING */
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/* Macro to make lines shorter */
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#define DO_PR_DEBUG_LOG(x) PR_LOG(DeviceContextSpecQtLM, PR_LOG_DEBUG, x)
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nsDeviceContextSpecQt::nsDeviceContextSpecQt()
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{
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DO_PR_DEBUG_LOG(("nsDeviceContextSpecQt::nsDeviceContextSpecQt()\n"));
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}
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nsDeviceContextSpecQt::~nsDeviceContextSpecQt()
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{
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DO_PR_DEBUG_LOG(("nsDeviceContextSpecQt::~nsDeviceContextSpecQt()\n"));
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}
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NS_IMPL_ISUPPORTS1(nsDeviceContextSpecQt,
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nsIDeviceContextSpec)
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NS_IMETHODIMP nsDeviceContextSpecQt::GetSurfaceForPrinter(
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gfxASurface** aSurface)
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{
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NS_ENSURE_ARG_POINTER(aSurface);
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*aSurface = nullptr;
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double width, height;
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mPrintSettings->GetEffectivePageSize(&width, &height);
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// If we're in landscape mode, we'll be rotating the output --
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// need to swap width & height.
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int32_t orientation;
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mPrintSettings->GetOrientation(&orientation);
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if (nsIPrintSettings::kLandscapeOrientation == orientation) {
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double tmp = width;
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width = height;
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height = tmp;
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}
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// convert twips to points
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width /= TWIPS_PER_POINT_FLOAT;
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height /= TWIPS_PER_POINT_FLOAT;
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DO_PR_DEBUG_LOG(("\"%s\", %f, %f\n", mPath, width, height));
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QTemporaryFile file;
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if(!file.open()) {
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return NS_ERROR_GFX_PRINTER_COULD_NOT_OPEN_FILE;
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}
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file.setAutoRemove(false);
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nsresult rv = NS_NewNativeLocalFile(
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nsDependentCString(file.fileName().toUtf8().constData()),
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false,
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getter_AddRefs(mSpoolFile));
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if (NS_FAILED(rv)) {
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file.remove();
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return NS_ERROR_GFX_PRINTER_COULD_NOT_OPEN_FILE;
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}
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mSpoolName = file.fileName().toUtf8().constData();
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mSpoolFile->SetPermissions(0600);
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nsCOMPtr<nsIFileOutputStream> stream =
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do_CreateInstance("@mozilla.org/network/file-output-stream;1");
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rv = stream->Init(mSpoolFile, -1, -1, 0);
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if (NS_FAILED(rv))
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return rv;
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int16_t format;
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mPrintSettings->GetOutputFormat(&format);
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nsRefPtr<gfxASurface> surface;
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gfxSize surfaceSize(width, height);
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if (format == nsIPrintSettings::kOutputFormatNative) {
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if (mIsPPreview) {
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// There is nothing to detect on Print Preview, use PS.
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// TODO: implement for Qt?
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//format = nsIPrintSettings::kOutputFormatPS;
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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format = nsIPrintSettings::kOutputFormatPDF;
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}
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if (format == nsIPrintSettings::kOutputFormatPDF) {
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surface = new gfxPDFSurface(stream, surfaceSize);
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} else {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_ABORT_IF_FALSE(surface, "valid address expected");
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surface.swap(*aSurface);
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return NS_OK;
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}
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NS_IMETHODIMP nsDeviceContextSpecQt::Init(nsIWidget* aWidget,
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nsIPrintSettings* aPS,
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bool aIsPrintPreview)
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{
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DO_PR_DEBUG_LOG(("nsDeviceContextSpecQt::Init(aPS=%p)\n", aPS));
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mPrintSettings = aPS;
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mIsPPreview = aIsPrintPreview;
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// This is only set by embedders
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bool toFile;
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aPS->GetPrintToFile(&toFile);
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mToPrinter = !toFile && !aIsPrintPreview;
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nsCOMPtr<nsPrintSettingsQt> printSettingsQt(do_QueryInterface(aPS));
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if (!printSettingsQt)
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return NS_ERROR_NO_INTERFACE;
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return NS_OK;
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}
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NS_IMETHODIMP nsDeviceContextSpecQt::GetPath(const char** aPath)
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{
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*aPath = mPath;
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return NS_OK;
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}
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NS_IMETHODIMP nsDeviceContextSpecQt::BeginDocument(
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const nsAString& aTitle,
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PRUnichar* aPrintToFileName,
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int32_t aStartPage,
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int32_t aEndPage)
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{
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if (mToPrinter) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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return NS_OK;
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}
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NS_IMETHODIMP nsDeviceContextSpecQt::EndDocument()
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{
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if (mToPrinter) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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// Handle print-to-file ourselves for the benefit of embedders
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nsXPIDLString targetPath;
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nsCOMPtr<nsIFile> destFile;
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mPrintSettings->GetToFileName(getter_Copies(targetPath));
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nsresult rv = NS_NewNativeLocalFile(NS_ConvertUTF16toUTF8(targetPath),
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false, getter_AddRefs(destFile));
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NS_ENSURE_SUCCESS(rv, rv);
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nsAutoString destLeafName;
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rv = destFile->GetLeafName(destLeafName);
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NS_ENSURE_SUCCESS(rv, rv);
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nsCOMPtr<nsIFile> destDir;
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rv = destFile->GetParent(getter_AddRefs(destDir));
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NS_ENSURE_SUCCESS(rv, rv);
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rv = mSpoolFile->MoveTo(destDir, destLeafName);
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NS_ENSURE_SUCCESS(rv, rv);
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// This is the standard way to get the UNIX umask. Ugh.
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mode_t mask = umask(0);
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umask(mask);
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// If you're not familiar with umasks, they contain the bits of what NOT
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// to set in the permissions
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// (thats because files and directories have different numbers of bits
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// for their permissions)
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destFile->SetPermissions(0666 & ~(mask));
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return NS_OK;
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}
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// Printer Enumerator
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nsPrinterEnumeratorQt::nsPrinterEnumeratorQt()
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{
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}
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NS_IMPL_ISUPPORTS1(nsPrinterEnumeratorQt, nsIPrinterEnumerator)
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NS_IMETHODIMP nsPrinterEnumeratorQt::GetPrinterNameList(
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nsIStringEnumerator** aPrinterNameList)
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{
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NS_ENSURE_ARG_POINTER(aPrinterNameList);
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*aPrinterNameList = nullptr;
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QList<QPrinterInfo> qprinters = QPrinterInfo::availablePrinters();
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if (qprinters.size() == 0)
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return NS_ERROR_NOT_AVAILABLE;
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nsTArray<nsString>* printers =
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new nsTArray<nsString>(qprinters.size());
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for (int32_t i = 0; i < qprinters.size(); ++i) {
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printers->AppendElement(
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nsDependentString(
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(const PRUnichar*)qprinters[i].printerName().constData()));
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}
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return NS_NewAdoptingStringEnumerator(aPrinterNameList, printers);
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}
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NS_IMETHODIMP nsPrinterEnumeratorQt::GetDefaultPrinterName(
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PRUnichar** aDefaultPrinterName)
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{
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DO_PR_DEBUG_LOG(("nsPrinterEnumeratorQt::GetDefaultPrinterName()\n"));
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NS_ENSURE_ARG_POINTER(aDefaultPrinterName);
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QString defprinter = QPrinterInfo::defaultPrinter().printerName();
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*aDefaultPrinterName = ToNewUnicode(nsDependentString(
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(const PRUnichar*)defprinter.constData()));
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DO_PR_DEBUG_LOG(("GetDefaultPrinterName(): default printer='%s'.\n",
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NS_ConvertUTF16toUTF8(*aDefaultPrinterName).get()));
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return NS_OK;
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}
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NS_IMETHODIMP nsPrinterEnumeratorQt::InitPrintSettingsFromPrinter(
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const PRUnichar* aPrinterName,
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nsIPrintSettings* aPrintSettings)
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{
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DO_PR_DEBUG_LOG(("nsPrinterEnumeratorQt::InitPrintSettingsFromPrinter()"));
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// XXX Leave NS_OK for now
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// Probably should use NS_ERROR_NOT_IMPLEMENTED
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return NS_OK;
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}
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NS_IMETHODIMP nsPrinterEnumeratorQt::DisplayPropertiesDlg(
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const PRUnichar* aPrinter,
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nsIPrintSettings* aPrintSettings)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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