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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "printing/printing_context.h"
#import <ApplicationServices/ApplicationServices.h>
#import <AppKit/AppKit.h>
#include "base/logging.h"
namespace printing {
PrintingContext::PrintingContext()
: context_(NULL),
print_info_(nil),
#ifndef NDEBUG
page_number_(-1),
#endif
dialog_box_dismissed_(false),
in_print_job_(false),
abort_printing_(false) {
}
PrintingContext::~PrintingContext() {
ResetSettings();
}
PrintingContext::Result PrintingContext::AskUserForSettings(
gfx::NativeWindow window, int max_pages, bool has_selection) {
DCHECK([NSThread isMainThread]);
// We deliberately don't feed max_pages into the dialog, because setting
// NSPrintLastPage makes the print dialog pre-select the option to only print
// a range.
// TODO(stuartmorgan): implement 'print selection only' (probably requires
// adding a new custom view to the panel on 10.5; 10.6 has
// NSPrintPanelShowsPrintSelection).
NSPrintPanel* panel = [NSPrintPanel printPanel];
// TODO(stuartmorgan): We really want a tab sheet here, not a modal window.
// Will require restructuring the PrintingContext API to use a callback.
NSInteger selection =
[panel runModalWithPrintInfo:[NSPrintInfo sharedPrintInfo]];
if (selection != NSOKButton) {
return CANCEL;
}
ParsePrintInfo([panel printInfo]);
return OK;
}
PrintingContext::Result PrintingContext::UseDefaultSettings() {
DCHECK(!in_print_job_);
ParsePrintInfo([NSPrintInfo sharedPrintInfo]);
return OK;
}
void PrintingContext::ParsePrintInfo(NSPrintInfo* print_info) {
ResetSettings();
print_info_ = [print_info retain];
PageRanges page_ranges;
NSDictionary* print_info_dict = [print_info_ dictionary];
if (![[print_info_dict objectForKey:NSPrintAllPages] boolValue]) {
PageRange range;
range.from = [[print_info_dict objectForKey:NSPrintFirstPage] intValue] - 1;
range.to = [[print_info_dict objectForKey:NSPrintLastPage] intValue] - 1;
page_ranges.push_back(range);
}
PMPrintSession print_session =
static_cast<PMPrintSession>([print_info_ PMPrintSession]);
PMPageFormat page_format =
static_cast<PMPageFormat>([print_info_ PMPageFormat]);
PMPrinter printer;
PMSessionGetCurrentPrinter(print_session, &printer);
settings_.Init(printer, page_format, page_ranges, false);
}
PrintingContext::Result PrintingContext::InitWithSettings(
const PrintSettings& settings) {
DCHECK(!in_print_job_);
settings_ = settings;
NOTIMPLEMENTED();
return FAILED;
}
void PrintingContext::ResetSettings() {
[print_info_ autorelease];
print_info_ = nil;
settings_.Clear();
#ifndef NDEBUG
page_number_ = -1;
#endif
dialog_box_dismissed_ = false;
abort_printing_ = false;
in_print_job_ = false;
context_ = NULL;
}
PrintingContext::Result PrintingContext::NewDocument(
const std::wstring& document_name) {
DCHECK(!in_print_job_);
in_print_job_ = true;
PMPrintSession print_session =
static_cast<PMPrintSession>([print_info_ PMPrintSession]);
PMPrintSettings print_settings =
static_cast<PMPrintSettings>([print_info_ PMPrintSettings]);
PMPageFormat page_format =
static_cast<PMPageFormat>([print_info_ PMPageFormat]);
OSStatus status = PMSessionBeginCGDocumentNoDialog(print_session,
print_settings,
page_format);
if (status != noErr)
return OnError();
#ifndef NDEBUG
page_number_ = 0;
#endif
return OK;
}
PrintingContext::Result PrintingContext::NewPage() {
if (abort_printing_)
return CANCEL;
DCHECK(in_print_job_);
DCHECK(!context_);
PMPrintSession print_session =
static_cast<PMPrintSession>([print_info_ PMPrintSession]);
PMPageFormat page_format =
static_cast<PMPageFormat>([print_info_ PMPageFormat]);
OSStatus status;
status = PMSessionBeginPageNoDialog(print_session, page_format, NULL);
if (status != noErr)
return OnError();
status = PMSessionGetCGGraphicsContext(print_session, &context_);
if (status != noErr)
return OnError();
#ifndef NDEBUG
++page_number_;
#endif
return OK;
}
PrintingContext::Result PrintingContext::PageDone() {
if (abort_printing_)
return CANCEL;
DCHECK(in_print_job_);
DCHECK(context_);
PMPrintSession print_session =
static_cast<PMPrintSession>([print_info_ PMPrintSession]);
OSStatus status = PMSessionEndPageNoDialog(print_session);
if (status != noErr)
OnError();
context_ = NULL;
return OK;
}
PrintingContext::Result PrintingContext::DocumentDone() {
if (abort_printing_)
return CANCEL;
DCHECK(in_print_job_);
PMPrintSession print_session =
static_cast<PMPrintSession>([print_info_ PMPrintSession]);
OSStatus status = PMSessionEndDocumentNoDialog(print_session);
if (status != noErr)
OnError();
ResetSettings();
return OK;
}
void PrintingContext::Cancel() {
abort_printing_ = true;
in_print_job_ = false;
context_ = NULL;
PMPrintSession print_session =
static_cast<PMPrintSession>([print_info_ PMPrintSession]);
PMSessionEndPageNoDialog(print_session);
}
void PrintingContext::DismissDialog() {
NOTIMPLEMENTED();
}
PrintingContext::Result PrintingContext::OnError() {
ResetSettings();
return abort_printing_ ? CANCEL : FAILED;
}
} // namespace printing
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