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// Copyright (c) 2011 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/common/font_list.h"
#include <windows.h>
#include <string.h>
#include <set>
#include <utility>
#include "base/memory/ptr_util.h"
#include "base/strings/string16.h"
#include "base/values.h"
namespace content {
static int CALLBACK EnumFontFamExProc(ENUMLOGFONTEXW* logical_font,
NEWTEXTMETRICEXW* physical_font,
DWORD font_type,
LPARAM lparam) {
std::set<base::string16>* font_names =
reinterpret_cast<std::set<base::string16>*>(lparam);
if (font_names) {
const LOGFONTW& lf = logical_font->elfLogFont;
if (lf.lfFaceName[0] && lf.lfFaceName[0] != '@') {
base::string16 face_name(lf.lfFaceName);
font_names->insert(face_name);
}
}
return 1;
}
std::unique_ptr<base::ListValue> GetFontList_SlowBlocking() {
std::set<base::string16> font_names;
LOGFONTW logfont;
memset(&logfont, 0, sizeof(logfont));
logfont.lfCharSet = DEFAULT_CHARSET;
HDC hdc = ::GetDC(NULL);
::EnumFontFamiliesExW(hdc, &logfont, (FONTENUMPROCW)&EnumFontFamExProc,
(LPARAM)&font_names, 0);
::ReleaseDC(NULL, hdc);
std::unique_ptr<base::ListValue> font_list(new base::ListValue);
std::set<base::string16>::iterator iter;
for (iter = font_names.begin(); iter != font_names.end(); ++iter) {
auto font_item = std::make_unique<base::ListValue>();
font_item->AppendString(*iter);
font_item->AppendString(*iter);
font_list->Append(std::move(font_item));
}
return font_list;
}
} // namespace content
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