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tenfourfox/widget/gtk/nsPrintSettingsGTK.cpp

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/* -*- Mode: C++; tab-width: 2; 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 "nsPrintSettingsGTK.h"
#include "nsIFile.h"
#include "nsNetUtil.h"
#include <stdlib.h>
#include <algorithm>
static
gboolean ref_printer(GtkPrinter *aPrinter, gpointer aData)
{
((nsPrintSettingsGTK*) aData)->SetGtkPrinter(aPrinter);
return TRUE;
}
static
gboolean printer_enumerator(GtkPrinter *aPrinter, gpointer aData)
{
if (gtk_printer_is_default(aPrinter))
return ref_printer(aPrinter, aData);
return FALSE; // Keep 'em coming...
}
static
GtkPaperSize* moz_gtk_paper_size_copy_to_new_custom(GtkPaperSize* oldPaperSize)
{
// We make a "custom-ified" copy of the paper size so it can be changed later.
return gtk_paper_size_new_custom(gtk_paper_size_get_name(oldPaperSize),
gtk_paper_size_get_display_name(oldPaperSize),
gtk_paper_size_get_width(oldPaperSize, GTK_UNIT_INCH),
gtk_paper_size_get_height(oldPaperSize, GTK_UNIT_INCH),
GTK_UNIT_INCH);
}
NS_IMPL_ISUPPORTS_INHERITED(nsPrintSettingsGTK,
nsPrintSettings,
nsPrintSettingsGTK)
/** ---------------------------------------------------
*/
nsPrintSettingsGTK::nsPrintSettingsGTK() :
mPageSetup(nullptr),
mPrintSettings(nullptr),
mGTKPrinter(nullptr),
mPrintSelectionOnly(false)
{
// The aim here is to set up the objects enough that silent printing works well.
// These will be replaced anyway if the print dialog is used.
mPrintSettings = gtk_print_settings_new();
GtkPageSetup* pageSetup = gtk_page_setup_new();
SetGtkPageSetup(pageSetup);
g_object_unref(pageSetup);
SetOutputFormat(nsIPrintSettings::kOutputFormatNative);
}
/** ---------------------------------------------------
*/
nsPrintSettingsGTK::~nsPrintSettingsGTK()
{
if (mPageSetup) {
g_object_unref(mPageSetup);
mPageSetup = nullptr;
}
if (mPrintSettings) {
g_object_unref(mPrintSettings);
mPrintSettings = nullptr;
}
if (mGTKPrinter) {
g_object_unref(mGTKPrinter);
mGTKPrinter = nullptr;
}
}
/** ---------------------------------------------------
*/
nsPrintSettingsGTK::nsPrintSettingsGTK(const nsPrintSettingsGTK& aPS) :
mPageSetup(nullptr),
mPrintSettings(nullptr),
mGTKPrinter(nullptr),
mPrintSelectionOnly(false)
{
*this = aPS;
}
/** ---------------------------------------------------
*/
nsPrintSettingsGTK& nsPrintSettingsGTK::operator=(const nsPrintSettingsGTK& rhs)
{
if (this == &rhs) {
return *this;
}
nsPrintSettings::operator=(rhs);
if (mPageSetup)
g_object_unref(mPageSetup);
mPageSetup = gtk_page_setup_copy(rhs.mPageSetup);
// NOTE: No need to re-initialize mUnwriteableMargin here (even
// though mPageSetup is changing). It'll be copied correctly by
// nsPrintSettings::operator=.
if (mPrintSettings)
g_object_unref(mPrintSettings);
mPrintSettings = gtk_print_settings_copy(rhs.mPrintSettings);
if (mGTKPrinter)
g_object_unref(mGTKPrinter);
mGTKPrinter = (GtkPrinter*) g_object_ref(rhs.mGTKPrinter);
mPrintSelectionOnly = rhs.mPrintSelectionOnly;
return *this;
}
/** -------------------------------------------
*/
nsresult nsPrintSettingsGTK::_Clone(nsIPrintSettings **_retval)
{
NS_ENSURE_ARG_POINTER(_retval);
*_retval = nullptr;
nsPrintSettingsGTK *newSettings = new nsPrintSettingsGTK(*this);
if (!newSettings)
return NS_ERROR_FAILURE;
*_retval = newSettings;
NS_ADDREF(*_retval);
return NS_OK;
}
/** -------------------------------------------
*/
NS_IMETHODIMP
nsPrintSettingsGTK::_Assign(nsIPrintSettings *aPS)
{
nsPrintSettingsGTK *printSettingsGTK = static_cast<nsPrintSettingsGTK*>(aPS);
if (!printSettingsGTK)
return NS_ERROR_UNEXPECTED;
*this = *printSettingsGTK;
return NS_OK;
}
/** ---------------------------------------------------
*/
void
nsPrintSettingsGTK::SetGtkPageSetup(GtkPageSetup *aPageSetup)
{
if (mPageSetup)
g_object_unref(mPageSetup);
mPageSetup = (GtkPageSetup*) g_object_ref(aPageSetup);
InitUnwriteableMargin();
// If the paper size is not custom, then we make a custom copy of the
// GtkPaperSize, so it can be mutable. If a GtkPaperSize wasn't made as
// custom, its properties are immutable.
GtkPaperSize* paperSize = gtk_page_setup_get_paper_size(aPageSetup);
if (!gtk_paper_size_is_custom(paperSize)) {
GtkPaperSize* customPaperSize =
moz_gtk_paper_size_copy_to_new_custom(paperSize);
gtk_page_setup_set_paper_size(mPageSetup, customPaperSize);
gtk_paper_size_free(customPaperSize);
}
SaveNewPageSize();
}
/** ---------------------------------------------------
*/
void
nsPrintSettingsGTK::SetGtkPrintSettings(GtkPrintSettings *aPrintSettings)
{
if (mPrintSettings)
g_object_unref(mPrintSettings);
mPrintSettings = (GtkPrintSettings*) g_object_ref(aPrintSettings);
GtkPaperSize* paperSize = gtk_print_settings_get_paper_size(aPrintSettings);
if (paperSize) {
GtkPaperSize* customPaperSize =
moz_gtk_paper_size_copy_to_new_custom(paperSize);
gtk_paper_size_free(paperSize);
gtk_page_setup_set_paper_size(mPageSetup, customPaperSize);
gtk_paper_size_free(customPaperSize);
} else {
// paperSize was null, and so we add the paper size in the GtkPageSetup to
// the settings.
SaveNewPageSize();
}
}
/** ---------------------------------------------------
*/
void
nsPrintSettingsGTK::SetGtkPrinter(GtkPrinter *aPrinter)
{
if (mGTKPrinter)
g_object_unref(mGTKPrinter);
mGTKPrinter = (GtkPrinter*) g_object_ref(aPrinter);
}
NS_IMETHODIMP nsPrintSettingsGTK::GetOutputFormat(int16_t *aOutputFormat)
{
NS_ENSURE_ARG_POINTER(aOutputFormat);
int16_t format;
nsresult rv = nsPrintSettings::GetOutputFormat(&format);
if (NS_FAILED(rv)) {
return rv;
}
if (format == nsIPrintSettings::kOutputFormatNative) {
const gchar* fmtGTK =
gtk_print_settings_get(mPrintSettings,
GTK_PRINT_SETTINGS_OUTPUT_FILE_FORMAT);
if (fmtGTK) {
if (nsDependentCString(fmtGTK).EqualsIgnoreCase("pdf")) {
format = nsIPrintSettings::kOutputFormatPDF;
} else {
format = nsIPrintSettings::kOutputFormatPS;
}
} else if (GTK_IS_PRINTER(mGTKPrinter)) {
// Prior to gtk 2.24, gtk_printer_accepts_pdf() and
// gtk_printer_accepts_ps() always returned true regardless of the
// printer's capability.
bool shouldTrustGTK =
(gtk_major_version > 2 ||
(gtk_major_version == 2 && gtk_minor_version >= 24));
bool acceptsPDF = shouldTrustGTK && gtk_printer_accepts_pdf(mGTKPrinter);
format = acceptsPDF ? nsIPrintSettings::kOutputFormatPDF
: nsIPrintSettings::kOutputFormatPS;
}
}
*aOutputFormat = format;
return NS_OK;
}
/**
* Reimplementation of nsPrintSettings functions so that we get the values
* from the GTK objects rather than our own variables.
*/
NS_IMETHODIMP nsPrintSettingsGTK::GetPrintRange(int16_t *aPrintRange)
{
NS_ENSURE_ARG_POINTER(aPrintRange);
if (mPrintSelectionOnly) {
*aPrintRange = kRangeSelection;
return NS_OK;
}
GtkPrintPages gtkRange = gtk_print_settings_get_print_pages(mPrintSettings);
if (gtkRange == GTK_PRINT_PAGES_RANGES)
*aPrintRange = kRangeSpecifiedPageRange;
else
*aPrintRange = kRangeAllPages;
return NS_OK;
}
NS_IMETHODIMP nsPrintSettingsGTK::SetPrintRange(int16_t aPrintRange)
{
if (aPrintRange == kRangeSelection) {
mPrintSelectionOnly = true;
return NS_OK;
}
mPrintSelectionOnly = false;
if (aPrintRange == kRangeSpecifiedPageRange)
gtk_print_settings_set_print_pages(mPrintSettings, GTK_PRINT_PAGES_RANGES);
else
gtk_print_settings_set_print_pages(mPrintSettings, GTK_PRINT_PAGES_ALL);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetStartPageRange(int32_t *aStartPageRange)
{
gint ctRanges;
GtkPageRange* lstRanges = gtk_print_settings_get_page_ranges(mPrintSettings, &ctRanges);
// Make sure we got a range.
if (ctRanges < 1) {
*aStartPageRange = 1;
} else {
// GTK supports multiple page ranges; gecko only supports 1. So find
// the lowest start page.
int32_t start(lstRanges[0].start);
for (gint ii = 1; ii < ctRanges; ii++) {
start = std::min(lstRanges[ii].start, start);
}
*aStartPageRange = start + 1;
}
g_free(lstRanges);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetStartPageRange(int32_t aStartPageRange)
{
int32_t endRange;
GetEndPageRange(&endRange);
GtkPageRange gtkRange;
gtkRange.start = aStartPageRange - 1;
gtkRange.end = endRange - 1;
gtk_print_settings_set_page_ranges(mPrintSettings, &gtkRange, 1);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetEndPageRange(int32_t *aEndPageRange)
{
gint ctRanges;
GtkPageRange* lstRanges = gtk_print_settings_get_page_ranges(mPrintSettings, &ctRanges);
if (ctRanges < 1) {
*aEndPageRange = 1;
} else {
int32_t end(lstRanges[0].end);
for (gint ii = 1; ii < ctRanges; ii++) {
end = std::max(lstRanges[ii].end, end);
}
*aEndPageRange = end + 1;
}
g_free(lstRanges);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetEndPageRange(int32_t aEndPageRange)
{
int32_t startRange;
GetStartPageRange(&startRange);
GtkPageRange gtkRange;
gtkRange.start = startRange - 1;
gtkRange.end = aEndPageRange - 1;
gtk_print_settings_set_page_ranges(mPrintSettings, &gtkRange, 1);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetPrintReversed(bool *aPrintReversed)
{
*aPrintReversed = gtk_print_settings_get_reverse(mPrintSettings);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetPrintReversed(bool aPrintReversed)
{
gtk_print_settings_set_reverse(mPrintSettings, aPrintReversed);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetPrintInColor(bool *aPrintInColor)
{
*aPrintInColor = gtk_print_settings_get_use_color(mPrintSettings);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetPrintInColor(bool aPrintInColor)
{
gtk_print_settings_set_use_color(mPrintSettings, aPrintInColor);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetOrientation(int32_t *aOrientation)
{
NS_ENSURE_ARG_POINTER(aOrientation);
GtkPageOrientation gtkOrient = gtk_page_setup_get_orientation(mPageSetup);
switch (gtkOrient) {
case GTK_PAGE_ORIENTATION_LANDSCAPE:
case GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE:
*aOrientation = kLandscapeOrientation;
break;
case GTK_PAGE_ORIENTATION_PORTRAIT:
case GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT:
default:
*aOrientation = kPortraitOrientation;
}
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetOrientation(int32_t aOrientation)
{
GtkPageOrientation gtkOrient;
if (aOrientation == kLandscapeOrientation)
gtkOrient = GTK_PAGE_ORIENTATION_LANDSCAPE;
else
gtkOrient = GTK_PAGE_ORIENTATION_PORTRAIT;
gtk_print_settings_set_orientation(mPrintSettings, gtkOrient);
gtk_page_setup_set_orientation(mPageSetup, gtkOrient);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetToFileName(char16_t * *aToFileName)
{
// Get the gtk output filename
const char* gtk_output_uri = gtk_print_settings_get(mPrintSettings, GTK_PRINT_SETTINGS_OUTPUT_URI);
if (!gtk_output_uri) {
*aToFileName = ToNewUnicode(mToFileName);
return NS_OK;
}
// Convert to an nsIFile
nsCOMPtr<nsIFile> file;
nsresult rv = NS_GetFileFromURLSpec(nsDependentCString(gtk_output_uri),
getter_AddRefs(file));
if (NS_FAILED(rv))
return rv;
// Extract the path
nsAutoString path;
rv = file->GetPath(path);
NS_ENSURE_SUCCESS(rv, rv);
*aToFileName = ToNewUnicode(path);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetToFileName(const char16_t * aToFileName)
{
if (aToFileName[0] == 0) {
mToFileName.SetLength(0);
gtk_print_settings_set(mPrintSettings, GTK_PRINT_SETTINGS_OUTPUT_URI,
nullptr);
return NS_OK;
}
if (StringEndsWith(nsDependentString(aToFileName), NS_LITERAL_STRING(".ps"))) {
gtk_print_settings_set(mPrintSettings, GTK_PRINT_SETTINGS_OUTPUT_FILE_FORMAT, "ps");
} else {
gtk_print_settings_set(mPrintSettings, GTK_PRINT_SETTINGS_OUTPUT_FILE_FORMAT, "pdf");
}
nsCOMPtr<nsIFile> file;
nsresult rv = NS_NewLocalFile(nsDependentString(aToFileName), true,
getter_AddRefs(file));
NS_ENSURE_SUCCESS(rv, rv);
// Convert the nsIFile to a URL
nsAutoCString url;
rv = NS_GetURLSpecFromFile(file, url);
NS_ENSURE_SUCCESS(rv, rv);
gtk_print_settings_set(mPrintSettings, GTK_PRINT_SETTINGS_OUTPUT_URI, url.get());
mToFileName = aToFileName;
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetPrinterName(char16_t * *aPrinter)
{
const char* gtkPrintName = gtk_print_settings_get_printer(mPrintSettings);
if (!gtkPrintName) {
if (GTK_IS_PRINTER(mGTKPrinter)) {
gtkPrintName = gtk_printer_get_name(mGTKPrinter);
} else {
// This mimics what nsPrintSettingsImpl does when we try to Get before we Set
nsXPIDLString nullPrintName;
*aPrinter = ToNewUnicode(nullPrintName);
return NS_OK;
}
}
*aPrinter = ToNewUnicode(nsDependentCString(gtkPrintName));
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetPrinterName(const char16_t * aPrinter)
{
NS_ConvertUTF16toUTF8 gtkPrinter(aPrinter);
if (StringBeginsWith(gtkPrinter, NS_LITERAL_CSTRING("CUPS/"))) {
// Strip off "CUPS/"; GTK might recognize the rest
gtkPrinter.Cut(0, strlen("CUPS/"));
}
// Give mPrintSettings the passed-in printer name if either...
// - it has no printer name stored yet
// - it has an existing printer name that's different from
// the name passed to this function.
const char* oldPrinterName = gtk_print_settings_get_printer(mPrintSettings);
if (!oldPrinterName || !gtkPrinter.Equals(oldPrinterName)) {
mIsInitedFromPrinter = false;
mIsInitedFromPrefs = false;
gtk_print_settings_set_printer(mPrintSettings, gtkPrinter.get());
}
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetNumCopies(int32_t *aNumCopies)
{
NS_ENSURE_ARG_POINTER(aNumCopies);
*aNumCopies = gtk_print_settings_get_n_copies(mPrintSettings);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetNumCopies(int32_t aNumCopies)
{
gtk_print_settings_set_n_copies(mPrintSettings, aNumCopies);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetScaling(double *aScaling)
{
*aScaling = gtk_print_settings_get_scale(mPrintSettings) / 100.0;
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetScaling(double aScaling)
{
gtk_print_settings_set_scale(mPrintSettings, aScaling * 100.0);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetPaperName(char16_t * *aPaperName)
{
NS_ENSURE_ARG_POINTER(aPaperName);
const gchar* name =
gtk_paper_size_get_name(gtk_page_setup_get_paper_size(mPageSetup));
*aPaperName = ToNewUnicode(NS_ConvertUTF8toUTF16(name));
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetPaperName(const char16_t * aPaperName)
{
NS_ConvertUTF16toUTF8 gtkPaperName(aPaperName);
// Convert these Gecko names to GTK names
if (gtkPaperName.EqualsIgnoreCase("letter"))
gtkPaperName.AssignLiteral(GTK_PAPER_NAME_LETTER);
else if (gtkPaperName.EqualsIgnoreCase("legal"))
gtkPaperName.AssignLiteral(GTK_PAPER_NAME_LEGAL);
GtkPaperSize* oldPaperSize = gtk_page_setup_get_paper_size(mPageSetup);
gdouble width = gtk_paper_size_get_width(oldPaperSize, GTK_UNIT_INCH);
gdouble height = gtk_paper_size_get_height(oldPaperSize, GTK_UNIT_INCH);
// Try to get the display name from the name so our paper size fits in the Page Setup dialog.
GtkPaperSize* paperSize = gtk_paper_size_new(gtkPaperName.get());
GtkPaperSize* customPaperSize =
gtk_paper_size_new_custom(gtkPaperName.get(),
gtk_paper_size_get_display_name(paperSize),
width, height, GTK_UNIT_INCH);
gtk_paper_size_free(paperSize);
gtk_page_setup_set_paper_size(mPageSetup, customPaperSize);
gtk_paper_size_free(customPaperSize);
SaveNewPageSize();
return NS_OK;
}
GtkUnit
nsPrintSettingsGTK::GetGTKUnit(int16_t aGeckoUnit)
{
if (aGeckoUnit == kPaperSizeMillimeters)
return GTK_UNIT_MM;
else
return GTK_UNIT_INCH;
}
void
nsPrintSettingsGTK::SaveNewPageSize()
{
gtk_print_settings_set_paper_size(mPrintSettings,
gtk_page_setup_get_paper_size(mPageSetup));
}
void
nsPrintSettingsGTK::InitUnwriteableMargin()
{
mUnwriteableMargin.SizeTo(
NS_INCHES_TO_INT_TWIPS(gtk_page_setup_get_top_margin(mPageSetup, GTK_UNIT_INCH)),
NS_INCHES_TO_INT_TWIPS(gtk_page_setup_get_right_margin(mPageSetup, GTK_UNIT_INCH)),
NS_INCHES_TO_INT_TWIPS(gtk_page_setup_get_bottom_margin(mPageSetup, GTK_UNIT_INCH)),
NS_INCHES_TO_INT_TWIPS(gtk_page_setup_get_left_margin(mPageSetup, GTK_UNIT_INCH))
);
}
/**
* NOTE: Need a custom set of SetUnwriteableMargin functions, because
* whenever we change mUnwriteableMargin, we must pass the change
* down to our GTKPageSetup object. (This is needed in order for us
* to give the correct default values in nsPrintDialogGTK.)
*
* It's important that the following functions pass
* mUnwriteableMargin values rather than aUnwriteableMargin values
* to gtk_page_setup_set_[blank]_margin, because the two may not be
* the same. (Specifically, negative values of aUnwriteableMargin
* are ignored by the nsPrintSettings::SetUnwriteableMargin functions.)
*/
NS_IMETHODIMP
nsPrintSettingsGTK::SetUnwriteableMarginInTwips(nsIntMargin& aUnwriteableMargin)
{
nsPrintSettings::SetUnwriteableMarginInTwips(aUnwriteableMargin);
gtk_page_setup_set_top_margin(mPageSetup,
NS_TWIPS_TO_INCHES(mUnwriteableMargin.top), GTK_UNIT_INCH);
gtk_page_setup_set_left_margin(mPageSetup,
NS_TWIPS_TO_INCHES(mUnwriteableMargin.left), GTK_UNIT_INCH);
gtk_page_setup_set_bottom_margin(mPageSetup,
NS_TWIPS_TO_INCHES(mUnwriteableMargin.bottom), GTK_UNIT_INCH);
gtk_page_setup_set_right_margin(mPageSetup,
NS_TWIPS_TO_INCHES(mUnwriteableMargin.right), GTK_UNIT_INCH);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetUnwriteableMarginTop(double aUnwriteableMarginTop)
{
nsPrintSettings::SetUnwriteableMarginTop(aUnwriteableMarginTop);
gtk_page_setup_set_top_margin(mPageSetup,
NS_TWIPS_TO_INCHES(mUnwriteableMargin.top), GTK_UNIT_INCH);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetUnwriteableMarginLeft(double aUnwriteableMarginLeft)
{
nsPrintSettings::SetUnwriteableMarginLeft(aUnwriteableMarginLeft);
gtk_page_setup_set_left_margin(mPageSetup,
NS_TWIPS_TO_INCHES(mUnwriteableMargin.left), GTK_UNIT_INCH);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetUnwriteableMarginBottom(double aUnwriteableMarginBottom)
{
nsPrintSettings::SetUnwriteableMarginBottom(aUnwriteableMarginBottom);
gtk_page_setup_set_bottom_margin(mPageSetup,
NS_TWIPS_TO_INCHES(mUnwriteableMargin.bottom), GTK_UNIT_INCH);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetUnwriteableMarginRight(double aUnwriteableMarginRight)
{
nsPrintSettings::SetUnwriteableMarginRight(aUnwriteableMarginRight);
gtk_page_setup_set_right_margin(mPageSetup,
NS_TWIPS_TO_INCHES(mUnwriteableMargin.right), GTK_UNIT_INCH);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetPaperWidth(double *aPaperWidth)
{
NS_ENSURE_ARG_POINTER(aPaperWidth);
GtkPaperSize* paperSize = gtk_page_setup_get_paper_size(mPageSetup);
*aPaperWidth =
gtk_paper_size_get_width(paperSize, GetGTKUnit(mPaperSizeUnit));
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetPaperWidth(double aPaperWidth)
{
GtkPaperSize* paperSize = gtk_page_setup_get_paper_size(mPageSetup);
gtk_paper_size_set_size(paperSize,
aPaperWidth,
gtk_paper_size_get_height(paperSize, GetGTKUnit(mPaperSizeUnit)),
GetGTKUnit(mPaperSizeUnit));
SaveNewPageSize();
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetPaperHeight(double *aPaperHeight)
{
NS_ENSURE_ARG_POINTER(aPaperHeight);
GtkPaperSize* paperSize = gtk_page_setup_get_paper_size(mPageSetup);
*aPaperHeight =
gtk_paper_size_get_height(paperSize, GetGTKUnit(mPaperSizeUnit));
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetPaperHeight(double aPaperHeight)
{
GtkPaperSize* paperSize = gtk_page_setup_get_paper_size(mPageSetup);
gtk_paper_size_set_size(paperSize,
gtk_paper_size_get_width(paperSize, GetGTKUnit(mPaperSizeUnit)),
aPaperHeight,
GetGTKUnit(mPaperSizeUnit));
SaveNewPageSize();
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetPaperSizeUnit(int16_t aPaperSizeUnit)
{
// Convert units internally. e.g. they might have set the values while we're still in mm but
// they change to inch just afterwards, expecting that their sizes are in inches.
GtkPaperSize* paperSize = gtk_page_setup_get_paper_size(mPageSetup);
gtk_paper_size_set_size(paperSize,
gtk_paper_size_get_width(paperSize, GetGTKUnit(mPaperSizeUnit)),
gtk_paper_size_get_height(paperSize, GetGTKUnit(mPaperSizeUnit)),
GetGTKUnit(aPaperSizeUnit));
SaveNewPageSize();
mPaperSizeUnit = aPaperSizeUnit;
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetEffectivePageSize(double *aWidth, double *aHeight)
{
GtkPaperSize* paperSize = gtk_page_setup_get_paper_size(mPageSetup);
*aWidth = NS_INCHES_TO_INT_TWIPS(gtk_paper_size_get_width(paperSize, GTK_UNIT_INCH));
*aHeight = NS_INCHES_TO_INT_TWIPS(gtk_paper_size_get_height(paperSize, GTK_UNIT_INCH));
GtkPageOrientation gtkOrient = gtk_page_setup_get_orientation(mPageSetup);
if (gtkOrient == GTK_PAGE_ORIENTATION_LANDSCAPE ||
gtkOrient == GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE) {
double temp = *aWidth;
*aWidth = *aHeight;
*aHeight = temp;
}
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetupSilentPrinting()
{
// We have to get a printer here, rather than when the print settings are constructed.
// This is because when we request sync, GTK makes us wait in the *event loop* while waiting
// for the enumeration to finish. We must do this when event loop runs are expected.
gtk_enumerate_printers(printer_enumerator, this, nullptr, TRUE);
// XXX If no default printer set, get the first one.
if (!GTK_IS_PRINTER(mGTKPrinter))
gtk_enumerate_printers(ref_printer, this, nullptr, TRUE);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetPageRanges(nsTArray<int32_t> &aPages)
{
gint ctRanges;
GtkPageRange* lstRanges = gtk_print_settings_get_page_ranges(mPrintSettings, &ctRanges);
aPages.Clear();
if (ctRanges > 1) {
for (gint i = 0; i < ctRanges; i++) {
aPages.AppendElement(lstRanges[i].start+1);
aPages.AppendElement(lstRanges[i].end+1);
}
}
g_free(lstRanges);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetResolution(int32_t *aResolution)
{
if (!gtk_print_settings_has_key(mPrintSettings, GTK_PRINT_SETTINGS_RESOLUTION))
return NS_ERROR_FAILURE;
*aResolution = gtk_print_settings_get_resolution(mPrintSettings);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetResolution(int32_t aResolution)
{
gtk_print_settings_set_resolution(mPrintSettings, aResolution);
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::GetDuplex(int32_t *aDuplex)
{
if (!gtk_print_settings_has_key(mPrintSettings, GTK_PRINT_SETTINGS_DUPLEX)) {
*aDuplex = GTK_PRINT_DUPLEX_SIMPLEX;
} else {
*aDuplex = gtk_print_settings_get_duplex(mPrintSettings);
}
return NS_OK;
}
NS_IMETHODIMP
nsPrintSettingsGTK::SetDuplex(int32_t aDuplex)
{
MOZ_ASSERT(aDuplex >= GTK_PRINT_DUPLEX_SIMPLEX &&
aDuplex <= GTK_PRINT_DUPLEX_VERTICAL,
"value is out of bounds for GtkPrintDuplex enum");
gtk_print_settings_set_duplex(mPrintSettings, static_cast<GtkPrintDuplex>(aDuplex));
return NS_OK;
}
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