1 files changed, 854 insertions, 0 deletions
diff --git a/widget/nsPrintSettingsImpl.cpp b/widget/nsPrintSettingsImpl.cpp
new file mode 100644
index 0000000000..02add9448e
--- /dev/null
+++ b/widget/nsPrintSettingsImpl.cpp
@@ -0,0 +1,854 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 "nsPrintSettingsImpl.h"
+
+#include "prenv.h"
+#include "nsCoord.h"
+#include "nsPaper.h"
+#include "nsReadableUtils.h"
+#include "nsIPrintSession.h"
+#include "mozilla/DebugOnly.h"
+#include "mozilla/RefPtr.h"
+
+#define DEFAULT_MARGIN_WIDTH 0.5
+
+NS_IMPL_ISUPPORTS(nsPrintSettings, nsIPrintSettings)
+
+nsPrintSettings::nsPrintSettings()
+    : mScaling(1.0),
+      mPrintBGColors(false),
+      mPrintBGImages(false),
+      mIsCancelled(false),
+      mSaveOnCancel(true),
+      mPrintSilent(false),
+      mShrinkToFit(true),
+      mShowPrintProgress(true),
+      mShowMarginGuides(false),
+      mHonorPageRuleMargins(true),
+      mIsPrintSelectionRBEnabled(false),
+      mPrintSelectionOnly(false),
+      mPrintPageDelay(50),
+      mPaperWidth(8.5),
+      mPaperHeight(11.0),
+      mPaperSizeUnit(kPaperSizeInches),
+      mPrintReversed(false),
+      mPrintInColor(true),
+      mOrientation(kPortraitOrientation),
+      mResolution(0),
+      mDuplex(0),
+      mNumCopies(1),
+      mNumPagesPerSheet(1),
+      mPrintToFile(false),
+      mOutputFormat(kOutputFormatNative),
+      mIsInitedFromPrinter(false),
+      mIsInitedFromPrefs(false) {
+  /* member initializers and constructor code */
+  int32_t marginWidth = NS_INCHES_TO_INT_TWIPS(DEFAULT_MARGIN_WIDTH);
+  mMargin.SizeTo(marginWidth, marginWidth, marginWidth, marginWidth);
+  mEdge.SizeTo(0, 0, 0, 0);
+  mUnwriteableMargin.SizeTo(0, 0, 0, 0);
+
+  mHeaderStrs[0].AssignLiteral("&T");
+  mHeaderStrs[2].AssignLiteral("&U");
+
+  mFooterStrs[0].AssignLiteral(
+      "&PT");  // Use &P (Page Num Only) or &PT (Page Num of Page Total)
+  mFooterStrs[2].AssignLiteral("&D");
+}
+
+void nsPrintSettings::InitWithInitializer(
+    const PrintSettingsInitializer& aSettings) {
+  const double kInchesPerPoint = 1.0 / 72.0;
+
+  SetPrinterName(aSettings.mPrinter);
+  SetPrintInColor(aSettings.mPrintInColor);
+  SetResolution(aSettings.mResolution);
+  // The paper ID used by nsPrintSettings is the non-localizable identifier
+  // exposed as "id" by the paper, not the potentially localized human-friendly
+  // "name", which could change, e.g. if the user changes their system locale.
+  SetPaperId(aSettings.mPaperInfo.mId);
+  SetPaperWidth(aSettings.mPaperInfo.mSize.Width() * kInchesPerPoint);
+  SetPaperHeight(aSettings.mPaperInfo.mSize.Height() * kInchesPerPoint);
+  SetPaperSizeUnit(nsIPrintSettings::kPaperSizeInches);
+
+  if (aSettings.mPaperInfo.mUnwriteableMargin) {
+    const auto& margin = aSettings.mPaperInfo.mUnwriteableMargin.value();
+    // Margins are stored internally in TWIPS, but the setters expect inches.
+    SetUnwriteableMarginTop(margin.top * kInchesPerPoint);
+    SetUnwriteableMarginRight(margin.right * kInchesPerPoint);
+    SetUnwriteableMarginBottom(margin.bottom * kInchesPerPoint);
+    SetUnwriteableMarginLeft(margin.left * kInchesPerPoint);
+  }
+
+  // Set this last because other setters may overwrite its value.
+  SetIsInitializedFromPrinter(true);
+}
+
+nsPrintSettings::nsPrintSettings(const nsPrintSettings& aPS) { *this = aPS; }
+
+nsPrintSettings::~nsPrintSettings() = default;
+
+NS_IMETHODIMP nsPrintSettings::GetPrintSession(
+    nsIPrintSession** aPrintSession) {
+  NS_ENSURE_ARG_POINTER(aPrintSession);
+  *aPrintSession = nullptr;
+
+  nsCOMPtr<nsIPrintSession> session = do_QueryReferent(mSession);
+  if (!session) return NS_ERROR_NOT_INITIALIZED;
+  *aPrintSession = session;
+  NS_ADDREF(*aPrintSession);
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::SetPrintSession(nsIPrintSession* aPrintSession) {
+  // Clearing it by passing nullptr is not allowed. That's why we
+  // use a weak ref so that it doesn't have to be cleared.
+  NS_ENSURE_ARG(aPrintSession);
+
+  mSession = do_GetWeakReference(aPrintSession);
+  if (!mSession) {
+    // This may happen if the implementation of this object does
+    // not support weak references - programmer error.
+    NS_ERROR("Could not get a weak reference from aPrintSession");
+    return NS_ERROR_FAILURE;
+  }
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPrintReversed(bool* aPrintReversed) {
+  *aPrintReversed = mPrintReversed;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPrintReversed(bool aPrintReversed) {
+  mPrintReversed = aPrintReversed;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPrintInColor(bool* aPrintInColor) {
+  *aPrintInColor = mPrintInColor;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPrintInColor(bool aPrintInColor) {
+  mPrintInColor = aPrintInColor;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetOrientation(int32_t* aOrientation) {
+  *aOrientation = mOrientation;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetOrientation(int32_t aOrientation) {
+  mOrientation = aOrientation;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetResolution(int32_t* aResolution) {
+  NS_ENSURE_ARG_POINTER(aResolution);
+  *aResolution = mResolution;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetResolution(const int32_t aResolution) {
+  mResolution = aResolution;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetDuplex(int32_t* aDuplex) {
+  NS_ENSURE_ARG_POINTER(aDuplex);
+  *aDuplex = mDuplex;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetDuplex(const int32_t aDuplex) {
+  mDuplex = aDuplex;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPrinterName(nsAString& aPrinter) {
+  aPrinter = mPrinter;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::SetPrinterName(const nsAString& aPrinter) {
+  if (!mPrinter.Equals(aPrinter)) {
+    mIsInitedFromPrinter = false;
+    mIsInitedFromPrefs = false;
+  }
+
+  mPrinter.Assign(aPrinter);
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetNumCopies(int32_t* aNumCopies) {
+  NS_ENSURE_ARG_POINTER(aNumCopies);
+  *aNumCopies = mNumCopies;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetNumCopies(int32_t aNumCopies) {
+  mNumCopies = aNumCopies;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetNumPagesPerSheet(int32_t* aNumPagesPerSheet) {
+  NS_ENSURE_ARG_POINTER(aNumPagesPerSheet);
+  *aNumPagesPerSheet = mNumPagesPerSheet;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetNumPagesPerSheet(int32_t aNumPagesPerSheet) {
+  mNumPagesPerSheet = aNumPagesPerSheet;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPrintToFile(bool* aPrintToFile) {
+  NS_ENSURE_ARG_POINTER(aPrintToFile);
+  *aPrintToFile = mPrintToFile;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPrintToFile(bool aPrintToFile) {
+  mPrintToFile = aPrintToFile;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetToFileName(nsAString& aToFileName) {
+  aToFileName = mToFileName;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetToFileName(const nsAString& aToFileName) {
+  mToFileName = aToFileName;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetOutputFormat(int16_t* aOutputFormat) {
+  NS_ENSURE_ARG_POINTER(aOutputFormat);
+  *aOutputFormat = mOutputFormat;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetOutputFormat(int16_t aOutputFormat) {
+  mOutputFormat = aOutputFormat;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPrintPageDelay(int32_t* aPrintPageDelay) {
+  *aPrintPageDelay = mPrintPageDelay;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPrintPageDelay(int32_t aPrintPageDelay) {
+  mPrintPageDelay = aPrintPageDelay;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetIsInitializedFromPrinter(
+    bool* aIsInitializedFromPrinter) {
+  NS_ENSURE_ARG_POINTER(aIsInitializedFromPrinter);
+  *aIsInitializedFromPrinter = mIsInitedFromPrinter;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetIsInitializedFromPrinter(
+    bool aIsInitializedFromPrinter) {
+  mIsInitedFromPrinter = aIsInitializedFromPrinter;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetIsInitializedFromPrefs(
+    bool* aInitializedFromPrefs) {
+  NS_ENSURE_ARG_POINTER(aInitializedFromPrefs);
+  *aInitializedFromPrefs = mIsInitedFromPrefs;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetIsInitializedFromPrefs(
+    bool aInitializedFromPrefs) {
+  mIsInitedFromPrefs = aInitializedFromPrefs;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetMarginTop(double* aMarginTop) {
+  NS_ENSURE_ARG_POINTER(aMarginTop);
+  *aMarginTop = NS_TWIPS_TO_INCHES(mMargin.top);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetMarginTop(double aMarginTop) {
+  mMargin.top = NS_INCHES_TO_INT_TWIPS(float(aMarginTop));
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetMarginLeft(double* aMarginLeft) {
+  NS_ENSURE_ARG_POINTER(aMarginLeft);
+  *aMarginLeft = NS_TWIPS_TO_INCHES(mMargin.left);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetMarginLeft(double aMarginLeft) {
+  mMargin.left = NS_INCHES_TO_INT_TWIPS(float(aMarginLeft));
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetMarginBottom(double* aMarginBottom) {
+  NS_ENSURE_ARG_POINTER(aMarginBottom);
+  *aMarginBottom = NS_TWIPS_TO_INCHES(mMargin.bottom);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetMarginBottom(double aMarginBottom) {
+  mMargin.bottom = NS_INCHES_TO_INT_TWIPS(float(aMarginBottom));
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetMarginRight(double* aMarginRight) {
+  NS_ENSURE_ARG_POINTER(aMarginRight);
+  *aMarginRight = NS_TWIPS_TO_INCHES(mMargin.right);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetMarginRight(double aMarginRight) {
+  mMargin.right = NS_INCHES_TO_INT_TWIPS(float(aMarginRight));
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetEdgeTop(double* aEdgeTop) {
+  NS_ENSURE_ARG_POINTER(aEdgeTop);
+  *aEdgeTop = NS_TWIPS_TO_INCHES(mEdge.top);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetEdgeTop(double aEdgeTop) {
+  mEdge.top = NS_INCHES_TO_INT_TWIPS(float(aEdgeTop));
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetEdgeLeft(double* aEdgeLeft) {
+  NS_ENSURE_ARG_POINTER(aEdgeLeft);
+  *aEdgeLeft = NS_TWIPS_TO_INCHES(mEdge.left);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetEdgeLeft(double aEdgeLeft) {
+  mEdge.left = NS_INCHES_TO_INT_TWIPS(float(aEdgeLeft));
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetEdgeBottom(double* aEdgeBottom) {
+  NS_ENSURE_ARG_POINTER(aEdgeBottom);
+  *aEdgeBottom = NS_TWIPS_TO_INCHES(mEdge.bottom);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetEdgeBottom(double aEdgeBottom) {
+  mEdge.bottom = NS_INCHES_TO_INT_TWIPS(float(aEdgeBottom));
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetEdgeRight(double* aEdgeRight) {
+  NS_ENSURE_ARG_POINTER(aEdgeRight);
+  *aEdgeRight = NS_TWIPS_TO_INCHES(mEdge.right);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetEdgeRight(double aEdgeRight) {
+  mEdge.right = NS_INCHES_TO_INT_TWIPS(float(aEdgeRight));
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetUnwriteableMarginTop(
+    double* aUnwriteableMarginTop) {
+  NS_ENSURE_ARG_POINTER(aUnwriteableMarginTop);
+  *aUnwriteableMarginTop = NS_TWIPS_TO_INCHES(mUnwriteableMargin.top);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetUnwriteableMarginTop(
+    double aUnwriteableMarginTop) {
+  if (aUnwriteableMarginTop >= 0.0) {
+    mUnwriteableMargin.top = NS_INCHES_TO_INT_TWIPS(aUnwriteableMarginTop);
+  }
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetUnwriteableMarginLeft(
+    double* aUnwriteableMarginLeft) {
+  NS_ENSURE_ARG_POINTER(aUnwriteableMarginLeft);
+  *aUnwriteableMarginLeft = NS_TWIPS_TO_INCHES(mUnwriteableMargin.left);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetUnwriteableMarginLeft(
+    double aUnwriteableMarginLeft) {
+  if (aUnwriteableMarginLeft >= 0.0) {
+    mUnwriteableMargin.left = NS_INCHES_TO_INT_TWIPS(aUnwriteableMarginLeft);
+  }
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetUnwriteableMarginBottom(
+    double* aUnwriteableMarginBottom) {
+  NS_ENSURE_ARG_POINTER(aUnwriteableMarginBottom);
+  *aUnwriteableMarginBottom = NS_TWIPS_TO_INCHES(mUnwriteableMargin.bottom);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetUnwriteableMarginBottom(
+    double aUnwriteableMarginBottom) {
+  if (aUnwriteableMarginBottom >= 0.0) {
+    mUnwriteableMargin.bottom =
+        NS_INCHES_TO_INT_TWIPS(aUnwriteableMarginBottom);
+  }
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetUnwriteableMarginRight(
+    double* aUnwriteableMarginRight) {
+  NS_ENSURE_ARG_POINTER(aUnwriteableMarginRight);
+  *aUnwriteableMarginRight = NS_TWIPS_TO_INCHES(mUnwriteableMargin.right);
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetUnwriteableMarginRight(
+    double aUnwriteableMarginRight) {
+  if (aUnwriteableMarginRight >= 0.0) {
+    mUnwriteableMargin.right = NS_INCHES_TO_INT_TWIPS(aUnwriteableMarginRight);
+  }
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetScaling(double* aScaling) {
+  NS_ENSURE_ARG_POINTER(aScaling);
+  *aScaling = mScaling;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::SetScaling(double aScaling) {
+  mScaling = aScaling;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPrintBGColors(bool* aPrintBGColors) {
+  NS_ENSURE_ARG_POINTER(aPrintBGColors);
+  *aPrintBGColors = mPrintBGColors;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPrintBGColors(bool aPrintBGColors) {
+  mPrintBGColors = aPrintBGColors;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPrintBGImages(bool* aPrintBGImages) {
+  NS_ENSURE_ARG_POINTER(aPrintBGImages);
+  *aPrintBGImages = mPrintBGImages;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPrintBGImages(bool aPrintBGImages) {
+  mPrintBGImages = aPrintBGImages;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetTitle(nsAString& aTitle) {
+  aTitle = mTitle;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetTitle(const nsAString& aTitle) {
+  mTitle = aTitle;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetDocURL(nsAString& aDocURL) {
+  aDocURL = mURL;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetDocURL(const nsAString& aDocURL) {
+  mURL = aDocURL;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetHeaderStrLeft(nsAString& aTitle) {
+  aTitle = mHeaderStrs[0];
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetHeaderStrLeft(const nsAString& aTitle) {
+  mHeaderStrs[0] = aTitle;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetHeaderStrCenter(nsAString& aTitle) {
+  aTitle = mHeaderStrs[1];
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetHeaderStrCenter(const nsAString& aTitle) {
+  mHeaderStrs[1] = aTitle;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetHeaderStrRight(nsAString& aTitle) {
+  aTitle = mHeaderStrs[2];
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetHeaderStrRight(const nsAString& aTitle) {
+  mHeaderStrs[2] = aTitle;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetFooterStrLeft(nsAString& aTitle) {
+  aTitle = mFooterStrs[0];
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetFooterStrLeft(const nsAString& aTitle) {
+  mFooterStrs[0] = aTitle;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetFooterStrCenter(nsAString& aTitle) {
+  aTitle = mFooterStrs[1];
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetFooterStrCenter(const nsAString& aTitle) {
+  mFooterStrs[1] = aTitle;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetFooterStrRight(nsAString& aTitle) {
+  aTitle = mFooterStrs[2];
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetFooterStrRight(const nsAString& aTitle) {
+  mFooterStrs[2] = aTitle;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPrintSilent(bool* aPrintSilent) {
+  NS_ENSURE_ARG_POINTER(aPrintSilent);
+  *aPrintSilent = mPrintSilent;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPrintSilent(bool aPrintSilent) {
+  mPrintSilent = aPrintSilent;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetShrinkToFit(bool* aShrinkToFit) {
+  NS_ENSURE_ARG_POINTER(aShrinkToFit);
+  *aShrinkToFit = mShrinkToFit;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetShrinkToFit(bool aShrinkToFit) {
+  mShrinkToFit = aShrinkToFit;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetShowPrintProgress(bool* aShowPrintProgress) {
+  NS_ENSURE_ARG_POINTER(aShowPrintProgress);
+  *aShowPrintProgress = mShowPrintProgress;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetShowPrintProgress(bool aShowPrintProgress) {
+  mShowPrintProgress = aShowPrintProgress;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetShowMarginGuides(bool* aShowMarginGuides) {
+  *aShowMarginGuides = mShowMarginGuides;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::SetShowMarginGuides(bool aShowMarginGuides) {
+  mShowMarginGuides = aShowMarginGuides;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetHonorPageRuleMargins(bool* aResult) {
+  *aResult = mHonorPageRuleMargins;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::SetHonorPageRuleMargins(bool aHonor) {
+  mHonorPageRuleMargins = aHonor;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetIsPrintSelectionRBEnabled(
+    bool* aIsPrintSelectionRBEnabled) {
+  *aIsPrintSelectionRBEnabled = mIsPrintSelectionRBEnabled;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetIsPrintSelectionRBEnabled(
+    bool aIsPrintSelectionRBEnabled) {
+  mIsPrintSelectionRBEnabled = aIsPrintSelectionRBEnabled;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPrintSelectionOnly(bool* aResult) {
+  *aResult = mPrintSelectionOnly;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::SetPrintSelectionOnly(bool aSelectionOnly) {
+  mPrintSelectionOnly = aSelectionOnly;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPaperId(nsAString& aPaperId) {
+  aPaperId = mPaperId;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPaperId(const nsAString& aPaperId) {
+  mPaperId = aPaperId;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetIsCancelled(bool* aIsCancelled) {
+  NS_ENSURE_ARG_POINTER(aIsCancelled);
+  *aIsCancelled = mIsCancelled;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetIsCancelled(bool aIsCancelled) {
+  mIsCancelled = aIsCancelled;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetSaveOnCancel(bool* aSaveOnCancel) {
+  *aSaveOnCancel = mSaveOnCancel;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPaperWidth(double* aPaperWidth) {
+  NS_ENSURE_ARG_POINTER(aPaperWidth);
+  *aPaperWidth = mPaperWidth;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPaperWidth(double aPaperWidth) {
+  mPaperWidth = aPaperWidth;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPaperHeight(double* aPaperHeight) {
+  NS_ENSURE_ARG_POINTER(aPaperHeight);
+  *aPaperHeight = mPaperHeight;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPaperHeight(double aPaperHeight) {
+  mPaperHeight = aPaperHeight;
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsPrintSettings::GetPaperSizeUnit(int16_t* aPaperSizeUnit) {
+  NS_ENSURE_ARG_POINTER(aPaperSizeUnit);
+  *aPaperSizeUnit = mPaperSizeUnit;
+  return NS_OK;
+}
+NS_IMETHODIMP nsPrintSettings::SetPaperSizeUnit(int16_t aPaperSizeUnit) {
+  mPaperSizeUnit = aPaperSizeUnit;
+  return NS_OK;
+}
+
+/** ---------------------------------------------------
+ *  See documentation in nsPrintSettingsService.h
+ *	@update 6/21/00 dwc
+ *	@update 1/12/01 rods
+ */
+NS_IMETHODIMP
+nsPrintSettings::SetMarginInTwips(nsIntMargin& aMargin) {
+  mMargin = aMargin;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsPrintSettings::SetEdgeInTwips(nsIntMargin& aEdge) {
+  mEdge = aEdge;
+  return NS_OK;
+}
+
+// NOTE: Any subclass implementation of this function should make sure
+// to check for negative margin values in aUnwriteableMargin (which
+// would indicate that we should use the system default unwriteable margin.)
+NS_IMETHODIMP
+nsPrintSettings::SetUnwriteableMarginInTwips(nsIntMargin& aUnwriteableMargin) {
+  if (aUnwriteableMargin.top >= 0) {
+    mUnwriteableMargin.top = aUnwriteableMargin.top;
+  }
+  if (aUnwriteableMargin.left >= 0) {
+    mUnwriteableMargin.left = aUnwriteableMargin.left;
+  }
+  if (aUnwriteableMargin.bottom >= 0) {
+    mUnwriteableMargin.bottom = aUnwriteableMargin.bottom;
+  }
+  if (aUnwriteableMargin.right >= 0) {
+    mUnwriteableMargin.right = aUnwriteableMargin.right;
+  }
+  return NS_OK;
+}
+
+nsIntMargin nsPrintSettings::GetMarginInTwips() { return mMargin; }
+
+nsIntMargin nsPrintSettings::GetEdgeInTwips() { return mEdge; }
+
+nsIntMargin nsPrintSettings::GetUnwriteableMarginInTwips() {
+  return mUnwriteableMargin;
+}
+
+/** ---------------------------------------------------
+ * Stub - platform-specific implementations can use this function.
+ */
+NS_IMETHODIMP
+nsPrintSettings::SetupSilentPrinting() { return NS_OK; }
+
+/** ---------------------------------------------------
+ *  See documentation in nsPrintSettingsService.h
+ */
+NS_IMETHODIMP
+nsPrintSettings::GetEffectivePageSize(double* aWidth, double* aHeight) {
+  if (mPaperSizeUnit == kPaperSizeInches) {
+    *aWidth = NS_INCHES_TO_TWIPS(float(mPaperWidth));
+    *aHeight = NS_INCHES_TO_TWIPS(float(mPaperHeight));
+  } else {
+    MOZ_ASSERT(mPaperSizeUnit == kPaperSizeMillimeters,
+               "unexpected paper size unit");
+    *aWidth = NS_MILLIMETERS_TO_TWIPS(float(mPaperWidth));
+    *aHeight = NS_MILLIMETERS_TO_TWIPS(float(mPaperHeight));
+  }
+  if (kLandscapeOrientation == mOrientation) {
+    double temp = *aWidth;
+    *aWidth = *aHeight;
+    *aHeight = temp;
+  }
+  return NS_OK;
+}
+
+bool nsPrintSettings::HasOrthogonalSheetsAndPages() {
+  return mNumPagesPerSheet == 2 || mNumPagesPerSheet == 6;
+}
+
+void nsPrintSettings::GetEffectiveSheetSize(double* aWidth, double* aHeight) {
+  mozilla::DebugOnly<nsresult> rv = GetEffectivePageSize(aWidth, aHeight);
+
+  // Our GetEffectivePageSize impls only return NS_OK, so this should hold:
+  MOZ_ASSERT(NS_SUCCEEDED(rv), "Uh oh, GetEffectivePageSize failed");
+
+  if (HasOrthogonalSheetsAndPages()) {
+    std::swap(*aWidth, *aHeight);
+  }
+}
+
+int32_t nsPrintSettings::GetSheetOrientation() {
+  if (HasOrthogonalSheetsAndPages()) {
+    // Sheet orientation is rotated with respect to the page orientation.
+    return kLandscapeOrientation == mOrientation ? kPortraitOrientation
+                                                 : kLandscapeOrientation;
+  }
+
+  // Sheet orientation is the same as the page orientation.
+  return mOrientation;
+}
+
+NS_IMETHODIMP
+nsPrintSettings::SetPageRanges(const nsTArray<int32_t>& aPages) {
+  // Needs to be a set of (start, end) pairs.
+  if (aPages.Length() % 2 != 0) {
+    return NS_ERROR_FAILURE;
+  }
+  mPageRanges = aPages.Clone();
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsPrintSettings::GetPageRanges(nsTArray<int32_t>& aPages) {
+  aPages = mPageRanges.Clone();
+  return NS_OK;
+}
+
+bool nsIPrintSettings::IsPageSkipped(int32_t aPageNum,
+                                     const nsTArray<int32_t>& aRanges) {
+  MOZ_RELEASE_ASSERT(aRanges.Length() % 2 == 0);
+  if (aRanges.IsEmpty()) {
+    return false;
+  }
+  for (size_t i = 0; i < aRanges.Length(); i += 2) {
+    if (aRanges[i] <= aPageNum && aPageNum <= aRanges[i + 1]) {
+      // The page is included in this piece of the custom range,
+      // so it's not skipped.
+      return false;
+    }
+  }
+  return true;
+}
+
+nsresult nsPrintSettings::_Clone(nsIPrintSettings** _retval) {
+  RefPtr<nsPrintSettings> printSettings = new nsPrintSettings(*this);
+  printSettings.forget(_retval);
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsPrintSettings::Clone(nsIPrintSettings** _retval) {
+  NS_ENSURE_ARG_POINTER(_retval);
+  return _Clone(_retval);
+}
+
+nsresult nsPrintSettings::_Assign(nsIPrintSettings* aPS) {
+  nsPrintSettings* ps = static_cast<nsPrintSettings*>(aPS);
+  *this = *ps;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsPrintSettings::Assign(nsIPrintSettings* aPS) {
+  NS_ENSURE_ARG(aPS);
+  return _Assign(aPS);
+}
+
+//-------------------------------------------
+nsPrintSettings& nsPrintSettings::operator=(const nsPrintSettings& rhs) {
+  if (this == &rhs) {
+    return *this;
+  }
+
+  mPageRanges = rhs.mPageRanges.Clone();
+  mMargin = rhs.mMargin;
+  mEdge = rhs.mEdge;
+  mUnwriteableMargin = rhs.mUnwriteableMargin;
+  mScaling = rhs.mScaling;
+  mPrintBGColors = rhs.mPrintBGColors;
+  mPrintBGImages = rhs.mPrintBGImages;
+  mTitle = rhs.mTitle;
+  mURL = rhs.mURL;
+  mIsCancelled = rhs.mIsCancelled;
+  mSaveOnCancel = rhs.mSaveOnCancel;
+  mPrintSilent = rhs.mPrintSilent;
+  mShrinkToFit = rhs.mShrinkToFit;
+  mShowPrintProgress = rhs.mShowPrintProgress;
+  mShowMarginGuides = rhs.mShowMarginGuides;
+  mHonorPageRuleMargins = rhs.mHonorPageRuleMargins;
+  mIsPrintSelectionRBEnabled = rhs.mIsPrintSelectionRBEnabled;
+  mPrintSelectionOnly = rhs.mPrintSelectionOnly;
+  mPaperId = rhs.mPaperId;
+  mPaperWidth = rhs.mPaperWidth;
+  mPaperHeight = rhs.mPaperHeight;
+  mPaperSizeUnit = rhs.mPaperSizeUnit;
+  mPrintReversed = rhs.mPrintReversed;
+  mPrintInColor = rhs.mPrintInColor;
+  mOrientation = rhs.mOrientation;
+  mResolution = rhs.mResolution;
+  mDuplex = rhs.mDuplex;
+  mNumCopies = rhs.mNumCopies;
+  mNumPagesPerSheet = rhs.mNumPagesPerSheet;
+  mPrinter = rhs.mPrinter;
+  mPrintToFile = rhs.mPrintToFile;
+  mToFileName = rhs.mToFileName;
+  mOutputFormat = rhs.mOutputFormat;
+  mIsInitedFromPrinter = rhs.mIsInitedFromPrinter;
+  mIsInitedFromPrefs = rhs.mIsInitedFromPrefs;
+  mPrintPageDelay = rhs.mPrintPageDelay;
+
+  for (int32_t i = 0; i < NUM_HEAD_FOOT; i++) {
+    mHeaderStrs[i] = rhs.mHeaderStrs[i];
+    mFooterStrs[i] = rhs.mFooterStrs[i];
+  }
+
+  return *this;
+}
+
+void nsPrintSettings::SetDefaultFileName() {
+  nsAutoString filename;
+  nsresult rv = GetToFileName(filename);
+  if (NS_FAILED(rv) || filename.IsEmpty()) {
+    const char* path = PR_GetEnv("PWD");
+    if (!path) {
+      path = PR_GetEnv("HOME");
+    }
+
+    if (path) {
+      CopyUTF8toUTF16(mozilla::MakeStringSpan(path), filename);
+      filename.AppendLiteral("/mozilla.pdf");
+    } else {
+      filename.AssignLiteral("mozilla.pdf");
+    }
+
+    SetToFileName(filename);
+  }
+}