gecko-dev/widget/cocoa/nsPrintSettingsX.mm

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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 "nsPrintSettingsX.h"
#include "nsObjCExceptions.h"
#include "plbase64.h"
#include "plstr.h"
#include "nsCocoaUtils.h"
#include "mozilla/Preferences.h"
using namespace mozilla;
#define MAC_OS_X_PAGE_SETUP_PREFNAME "print.macosx.pagesetup-2"
NS_IMPL_ISUPPORTS_INHERITED(nsPrintSettingsX, nsPrintSettings, nsPrintSettingsX)
nsPrintSettingsX::nsPrintSettingsX()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
mPrintInfo = [[NSPrintInfo sharedPrintInfo] copy];
NS_OBJC_END_TRY_ABORT_BLOCK;
}
nsPrintSettingsX::nsPrintSettingsX(const nsPrintSettingsX& src)
{
*this = src;
}
nsPrintSettingsX::~nsPrintSettingsX()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
[mPrintInfo release];
NS_OBJC_END_TRY_ABORT_BLOCK;
}
nsPrintSettingsX& nsPrintSettingsX::operator=(const nsPrintSettingsX& rhs)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_RETURN;
if (this == &rhs) {
return *this;
}
nsPrintSettings::operator=(rhs);
[mPrintInfo release];
mPrintInfo = [rhs.mPrintInfo copy];
return *this;
NS_OBJC_END_TRY_ABORT_BLOCK_RETURN(*this);
}
nsresult nsPrintSettingsX::Init()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
InitUnwriteableMargin();
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
// Should be called whenever the page format changes.
NS_IMETHODIMP nsPrintSettingsX::InitUnwriteableMargin()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
PMPaper paper;
PMPaperMargins paperMargin;
PMPageFormat pageFormat = GetPMPageFormat();
::PMGetPageFormatPaper(pageFormat, &paper);
::PMPaperGetMargins(paper, &paperMargin);
mUnwriteableMargin.top = NS_POINTS_TO_INT_TWIPS(paperMargin.top);
mUnwriteableMargin.left = NS_POINTS_TO_INT_TWIPS(paperMargin.left);
mUnwriteableMargin.bottom = NS_POINTS_TO_INT_TWIPS(paperMargin.bottom);
mUnwriteableMargin.right = NS_POINTS_TO_INT_TWIPS(paperMargin.right);
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
void
nsPrintSettingsX::SetCocoaPrintInfo(NSPrintInfo* aPrintInfo)
{
mPrintInfo = aPrintInfo;
}
NS_IMETHODIMP nsPrintSettingsX::ReadPageFormatFromPrefs()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
nsAutoCString encodedData;
nsresult rv =
Preferences::GetCString(MAC_OS_X_PAGE_SETUP_PREFNAME, &encodedData);
if (NS_FAILED(rv)) {
return rv;
}
// decode the base64
char* decodedData = PL_Base64Decode(encodedData.get(), encodedData.Length(), nullptr);
NSData* data = [NSData dataWithBytes:decodedData length:strlen(decodedData)];
if (!data)
return NS_ERROR_FAILURE;
PMPageFormat newPageFormat;
OSStatus status = ::PMPageFormatCreateWithDataRepresentation((CFDataRef)data, &newPageFormat);
if (status == noErr) {
SetPMPageFormat(newPageFormat);
}
InitUnwriteableMargin();
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
NS_IMETHODIMP nsPrintSettingsX::WritePageFormatToPrefs()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
PMPageFormat pageFormat = GetPMPageFormat();
if (pageFormat == kPMNoPageFormat)
return NS_ERROR_NOT_INITIALIZED;
NSData* data = nil;
OSStatus err = ::PMPageFormatCreateDataRepresentation(pageFormat, (CFDataRef*)&data, kPMDataFormatXMLDefault);
if (err != noErr)
return NS_ERROR_FAILURE;
nsAutoCString encodedData;
encodedData.Adopt(PL_Base64Encode((char*)[data bytes], [data length], nullptr));
if (!encodedData.get())
return NS_ERROR_OUT_OF_MEMORY;
return Preferences::SetCString(MAC_OS_X_PAGE_SETUP_PREFNAME, encodedData);
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
nsresult nsPrintSettingsX::_Clone(nsIPrintSettings **_retval)
{
NS_ENSURE_ARG_POINTER(_retval);
*_retval = nullptr;
nsPrintSettingsX *newSettings = new nsPrintSettingsX(*this);
if (!newSettings)
return NS_ERROR_FAILURE;
*_retval = newSettings;
NS_ADDREF(*_retval);
return NS_OK;
}
NS_IMETHODIMP nsPrintSettingsX::_Assign(nsIPrintSettings *aPS)
{
nsPrintSettingsX *printSettingsX = static_cast<nsPrintSettingsX*>(aPS);
if (!printSettingsX)
return NS_ERROR_UNEXPECTED;
*this = *printSettingsX;
return NS_OK;
}
PMPrintSettings
nsPrintSettingsX::GetPMPrintSettings()
{
return static_cast<PMPrintSettings>([mPrintInfo PMPrintSettings]);
}
PMPrintSession
nsPrintSettingsX::GetPMPrintSession()
{
return static_cast<PMPrintSession>([mPrintInfo PMPrintSession]);
}
PMPageFormat
nsPrintSettingsX::GetPMPageFormat()
{
return static_cast<PMPageFormat>([mPrintInfo PMPageFormat]);
}
void
nsPrintSettingsX::SetPMPageFormat(PMPageFormat aPageFormat)
{
PMPageFormat oldPageFormat = GetPMPageFormat();
::PMCopyPageFormat(aPageFormat, oldPageFormat);
[mPrintInfo updateFromPMPageFormat];
}