blob: dfba8d3b8175d19b58f66f0a615693b3691130b0 [file] [log] [blame]
// Copyright 2018 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 "components/printing/browser/printer_capabilities_mac.h"
#import <AppKit/AppKit.h>
#include "base/files/file_path.h"
#include "base/mac/foundation_util.h"
#include "base/mac/scoped_cftyperef.h"
#include "base/mac/scoped_nsobject.h"
#include "base/strings/sys_string_conversions.h"
#include "base/threading/scoped_blocking_call.h"
#include "printing/units.h"
namespace printing {
namespace {
// On macOS, the custom paper size UI limits the value to 99999.
constexpr int kMacPaperDimensionLimit = 99999 * kPointsPerInch;
} // namespace
PrinterSemanticCapsAndDefaults::Papers GetMacCustomPaperSizes() {
base::FilePath local_library;
bool success =
base::mac::GetUserDirectory(NSLibraryDirectory, &local_library);
DCHECK(success);
base::FilePath plist = local_library.Append("Preferences")
.Append("com.apple.print.custompapers.plist");
return internal::GetMacCustomPaperSizesFromFile(plist);
}
namespace internal {
PrinterSemanticCapsAndDefaults::Papers GetMacCustomPaperSizesFromFile(
const base::FilePath& path) {
PrinterSemanticCapsAndDefaults::Papers custom_paper_sizes;
base::scoped_nsobject<NSDictionary> custom_papers_dict;
{
base::ScopedBlockingCall scoped_block(FROM_HERE,
base::BlockingType::MAY_BLOCK);
custom_papers_dict.reset([[NSDictionary alloc]
initWithContentsOfFile:base::mac::FilePathToNSString(path)]);
}
for (id key in custom_papers_dict.get()) {
NSDictionary* paper = [custom_papers_dict objectForKey:key];
if (![paper isKindOfClass:[NSDictionary class]])
continue;
int width = [[paper objectForKey:@"width"] intValue];
int height = [[paper objectForKey:@"height"] intValue];
if (width <= 0 || height <= 0 || width > kMacPaperDimensionLimit ||
height > kMacPaperDimensionLimit) {
continue;
}
NSString* name = [paper objectForKey:@"name"];
if (![name isKindOfClass:[NSString class]] || [name length] == 0)
continue;
gfx::Size size_microns(
ConvertUnit(width, kPointsPerInch, kMicronsPerInch),
ConvertUnit(height, kPointsPerInch, kMicronsPerInch));
custom_paper_sizes.push_back(
{base::SysNSStringToUTF8(name), "", size_microns});
}
return custom_paper_sizes;
}
} // namespace internal
} // namespace printing