1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "content/shell/app/shell_main_delegate_mac.h"
6
7#include <unistd.h>
8
9#include "base/command_line.h"
10#include "base/files/file_path.h"
11#include "base/logging.h"
12#include "base/mac/foundation_util.h"
13#include "base/mac/scoped_nsobject.h"
14#include "base/path_service.h"
15#include "content/public/common/content_switches.h"
16#include "content/shell/app/paths_mac.h"
17#include "content/shell/common/shell_switches.h"
18
19namespace content {
20
21void EnsureCorrectResolutionSettings() {
22  // Exit early if this isn't a browser process.
23  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kProcessType))
24    return;
25
26  NSString* const kHighResolutionCapable = @"NSHighResolutionCapable";
27  base::FilePath info_plist = GetInfoPlistPath();
28  base::scoped_nsobject<NSMutableDictionary> info_dict(
29      [[NSMutableDictionary alloc]
30          initWithContentsOfFile:base::mac::FilePathToNSString(info_plist)]);
31
32  bool running_layout_tests =
33      CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree);
34  bool not_high_resolution_capable =
35      [info_dict objectForKey:kHighResolutionCapable] &&
36      [[info_dict objectForKey:kHighResolutionCapable] isEqualToNumber:@(NO)];
37  if (running_layout_tests == not_high_resolution_capable)
38    return;
39
40  // We need to update our Info.plist before we can continue.
41  [info_dict setObject:@(!running_layout_tests) forKey:kHighResolutionCapable];
42  CHECK([info_dict writeToFile:base::mac::FilePathToNSString(info_plist)
43                    atomically:YES]);
44
45  const CommandLine::StringVector& original_argv =
46      CommandLine::ForCurrentProcess()->argv();
47  char** argv = new char*[original_argv.size() + 1];
48  for (unsigned i = 0; i < original_argv.size(); ++i)
49    argv[i] = const_cast<char*>(original_argv.at(i).c_str());
50  argv[original_argv.size()] = NULL;
51
52  CHECK(execvp(argv[0], argv));
53}
54
55}  // namespace content
56