diff -r 000000000000 -r 6474c204b198 widget/gtk/nsPrintSettingsGTK.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/widget/gtk/nsPrintSettingsGTK.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,154 @@
+/* -*- Mode: IDL; 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/. */
+
+#ifndef nsPrintSettingsGTK_h_
+#define nsPrintSettingsGTK_h_
+
+#include "nsPrintSettingsImpl.h"
+
+extern "C" {
+#include <gtk/gtk.h>
+#if (MOZ_WIDGET_GTK == 2)
+#include <gtk/gtkprinter.h>
+#include <gtk/gtkprintjob.h>
+#else
+#include <gtk/gtkunixprint.h>
+#endif
+}
+
+#define NS_PRINTSETTINGSGTK_IID \
+{ 0x758df520, 0xc7c3, 0x11dc, { 0x95, 0xff, 0x08, 0x00, 0x20, 0x0c, 0x9a, 0x66 } }
+ 
+
+//*****************************************************************************
+//***    nsPrintSettingsGTK
+//*****************************************************************************
+
+class nsPrintSettingsGTK : public nsPrintSettings
+{
+public:
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECLARE_STATIC_IID_ACCESSOR(NS_PRINTSETTINGSGTK_IID)
+
+  nsPrintSettingsGTK();
+  virtual ~nsPrintSettingsGTK();
+
+  // We're overriding these methods because we want to read/write with GTK objects,
+  // not local variables. This allows a simpler settings implementation between
+  // Gecko and GTK.
+
+  GtkPageSetup* GetGtkPageSetup() { return mPageSetup; };
+  void SetGtkPageSetup(GtkPageSetup *aPageSetup);
+
+  GtkPrintSettings* GetGtkPrintSettings() { return mPrintSettings; };
+  void SetGtkPrintSettings(GtkPrintSettings *aPrintSettings);
+
+  GtkPrinter* GetGtkPrinter() { return mGTKPrinter; };
+  void SetGtkPrinter(GtkPrinter *aPrinter);
+
+  bool GetForcePrintSelectionOnly() { return mPrintSelectionOnly; };
+  void SetForcePrintSelectionOnly(bool aPrintSelectionOnly) { mPrintSelectionOnly = aPrintSelectionOnly; };
+
+  // If not printing the selection, this is stored in the GtkPrintSettings. Printing the
+  // selection is stored as a protected boolean (mPrintSelectionOnly).
+  NS_IMETHOD GetPrintRange(int16_t *aPrintRange);
+  NS_IMETHOD SetPrintRange(int16_t aPrintRange);
+
+  // The page range is stored as as single range in the GtkPrintSettings object.
+  NS_IMETHOD GetStartPageRange(int32_t *aStartPageRange);
+  NS_IMETHOD SetStartPageRange(int32_t aStartPageRange);
+  NS_IMETHOD GetEndPageRange(int32_t *aEndPageRange);
+  NS_IMETHOD SetEndPageRange(int32_t aEndPageRange);
+
+  // Reversed, color, orientation and file name are all stored in the GtkPrintSettings.
+  // Orientation is also stored in the GtkPageSetup and its setting takes priority when getting the orientation.
+  NS_IMETHOD GetPrintReversed(bool *aPrintReversed);
+  NS_IMETHOD SetPrintReversed(bool aPrintReversed);
+
+  NS_IMETHOD GetPrintInColor(bool *aPrintInColor);
+  NS_IMETHOD SetPrintInColor(bool aPrintInColor);
+
+  NS_IMETHOD GetOrientation(int32_t *aOrientation);
+  NS_IMETHOD SetOrientation(int32_t aOrientation);
+
+  NS_IMETHOD GetToFileName(char16_t * *aToFileName);
+  NS_IMETHOD SetToFileName(const char16_t * aToFileName);
+
+  // Gets/Sets the printer name in the GtkPrintSettings. If no printer name is specified there,
+  // you will get back the name of the current internal GtkPrinter.
+  NS_IMETHOD GetPrinterName(char16_t * *aPrinter);
+  NS_IMETHOD SetPrinterName(const char16_t * aPrinter);
+
+  // Number of copies is stored/gotten from the GtkPrintSettings.
+  NS_IMETHOD GetNumCopies(int32_t *aNumCopies);
+  NS_IMETHOD SetNumCopies(int32_t aNumCopies);
+
+  NS_IMETHOD GetScaling(double *aScaling);
+  NS_IMETHOD SetScaling(double aScaling);
+
+  // A name recognised by GTK is strongly advised here, as this is used to create a GtkPaperSize.
+  NS_IMETHOD GetPaperName(char16_t * *aPaperName);
+  NS_IMETHOD SetPaperName(const char16_t * aPaperName);
+
+  NS_IMETHOD SetUnwriteableMarginInTwips(nsIntMargin& aUnwriteableMargin);
+  NS_IMETHOD SetUnwriteableMarginTop(double aUnwriteableMarginTop);
+  NS_IMETHOD SetUnwriteableMarginLeft(double aUnwriteableMarginLeft);
+  NS_IMETHOD SetUnwriteableMarginBottom(double aUnwriteableMarginBottom);
+  NS_IMETHOD SetUnwriteableMarginRight(double aUnwriteableMarginRight);
+
+  NS_IMETHOD GetPaperWidth(double *aPaperWidth);
+  NS_IMETHOD SetPaperWidth(double aPaperWidth);
+
+  NS_IMETHOD GetPaperHeight(double *aPaperHeight);
+  NS_IMETHOD SetPaperHeight(double aPaperHeight);
+
+  NS_IMETHOD SetPaperSizeUnit(int16_t aPaperSizeUnit);
+
+  NS_IMETHOD GetEffectivePageSize(double *aWidth, double *aHeight);
+
+  NS_IMETHOD SetupSilentPrinting();
+
+  NS_IMETHOD GetPageRanges(nsTArray<int32_t> &aPages);
+
+  NS_IMETHOD GetResolution(int32_t *aResolution);
+  NS_IMETHOD SetResolution(int32_t aResolution);
+
+  NS_IMETHOD GetDuplex(int32_t *aDuplex);
+  NS_IMETHOD SetDuplex(int32_t aDuplex);
+
+protected:
+  nsPrintSettingsGTK(const nsPrintSettingsGTK& src);
+  nsPrintSettingsGTK& operator=(const nsPrintSettingsGTK& rhs);
+
+  virtual nsresult _Clone(nsIPrintSettings **_retval);
+  virtual nsresult _Assign(nsIPrintSettings *aPS);
+
+  GtkUnit GetGTKUnit(int16_t aGeckoUnit);
+  void SaveNewPageSize();
+
+  /**
+   * Re-initialize mUnwriteableMargin with values from mPageSetup.
+   * Should be called whenever mPageSetup is initialized or overwritten.
+   */
+  void InitUnwriteableMargin();
+
+  /**
+   * On construction:
+   * - mPrintSettings, mPageSetup and mPaperSize are just new objects with defaults determined by GTK.
+   * - mGTKPrinter is nullptr!!! Remember to be careful when accessing this property.
+   */
+  GtkPageSetup* mPageSetup;
+  GtkPrintSettings* mPrintSettings;
+  GtkPrinter* mGTKPrinter;
+  GtkPaperSize* mPaperSize;
+
+  bool mPrintSelectionOnly;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(nsPrintSettingsGTK, NS_PRINTSETTINGSGTK_IID)
+
+
+#endif // nsPrintSettingsGTK_h_