blob: a7e6becaa489d089756bb9d6f745b97e479ba4c6 [file] [log] [blame]
// Copyright 2013 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 "content/shell/app/blink_test_platform_support.h"
#include <windows.h>
#include <iostream>
#include <list>
#include <string>
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "base/strings/utf_string_conversions.h"
#include "content/shell/common/shell_switches.h"
#define SIZEOF_STRUCT_WITH_SPECIFIED_LAST_MEMBER(struct_name, member) \
offsetof(struct_name, member) + \
(sizeof static_cast<struct_name*>(0)->member)
#define NONCLIENTMETRICS_SIZE_PRE_VISTA \
SIZEOF_STRUCT_WITH_SPECIFIED_LAST_MEMBER(NONCLIENTMETRICS, lfMessageFont)
namespace content {
namespace {
bool SetupFonts() {
// Load Ahem font.
// AHEM____.TTF is copied to the directory of DumpRenderTree.exe by
// WebKit.gyp.
base::FilePath base_path;
PathService::Get(base::DIR_MODULE, &base_path);
base::FilePath font_path =
base_path.Append(FILE_PATH_LITERAL("/AHEM____.TTF"));
// We do two registrations:
// 1. For GDI font rendering via ::AddFontMemResourceEx.
// 2. For DirectWrite rendering by appending a command line flag that tells
// the sandbox policy/warmup to grant access to the given path.
// GDI registration.
std::string font_buffer;
if (!base::ReadFileToString(font_path, &font_buffer)) {
std::cerr << "Failed to load font " << base::WideToUTF8(font_path.value())
<< "\n";
return false;
}
DWORD num_fonts = 1;
HANDLE font_handle =
::AddFontMemResourceEx(const_cast<char*>(font_buffer.c_str()),
font_buffer.length(),
0,
&num_fonts);
if (!font_handle) {
std::cerr << "Failed to register Ahem font\n";
return false;
}
// DirectWrite sandbox registration.
base::CommandLine& command_line = *base::CommandLine::ForCurrentProcess();
command_line.AppendSwitchASCII(switches::kRegisterFontFiles,
base::WideToUTF8(font_path.value()));
return true;
}
} // namespace
bool CheckLayoutSystemDeps() {
std::list<std::string> errors;
// This metric will be 17 when font size is "Normal".
// The size of drop-down menus depends on it.
if (::GetSystemMetrics(SM_CXVSCROLL) != 17)
errors.push_back("Must use normal size fonts (96 dpi).");
// Check that we're using the default system fonts.
OSVERSIONINFO version_info = {0};
version_info.dwOSVersionInfoSize = sizeof(version_info);
::GetVersionEx(&version_info);
bool is_vista_or_later = (version_info.dwMajorVersion >= 6);
NONCLIENTMETRICS metrics = {0};
metrics.cbSize = is_vista_or_later ? sizeof(NONCLIENTMETRICS)
: NONCLIENTMETRICS_SIZE_PRE_VISTA;
bool success = !!::SystemParametersInfo(
SPI_GETNONCLIENTMETRICS, metrics.cbSize, &metrics, 0);
CHECK(success);
LOGFONTW* system_fonts[] =
{&metrics.lfStatusFont, &metrics.lfMenuFont, &metrics.lfSmCaptionFont};
const wchar_t* required_font = is_vista_or_later ? L"Segoe UI" : L"Tahoma";
int required_font_size = is_vista_or_later ? -12 : -11;
for (size_t i = 0; i < arraysize(system_fonts); ++i) {
if (system_fonts[i]->lfHeight != required_font_size ||
wcscmp(required_font, system_fonts[i]->lfFaceName)) {
errors.push_back(is_vista_or_later
? "Must use either the Aero or Basic theme."
: "Must use the default XP theme (Luna).");
break;
}
}
for (std::list<std::string>::iterator it = errors.begin(); it != errors.end();
++it) {
std::cerr << *it << "\n";
}
return errors.empty();
}
bool BlinkTestPlatformInitialize() {
return SetupFonts();
}
} // namespace content