2 * Copyright (C) 2007 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #include <wtf/text/WTFString.h>
33 static String localeInfo(LCTYPE localeType, const String& fallback)
35 LANGID langID = GetUserDefaultUILanguage();
36 int localeChars = GetLocaleInfo(langID, localeType, 0, 0);
40 String localeName = String::createUninitialized(localeChars, localeNameBuf);
41 localeChars = GetLocaleInfo(langID, localeType, localeNameBuf, localeChars);
44 if (localeName.isEmpty())
47 localeName.truncate(localeName.length() - 1);
51 String platformDefaultLanguage()
53 static String computedDefaultLanguage;
54 if (!computedDefaultLanguage.isEmpty())
55 return computedDefaultLanguage;
57 String languageName = localeInfo(LOCALE_SISO639LANGNAME, "en");
58 String countryName = localeInfo(LOCALE_SISO3166CTRYNAME, String());
60 if (countryName.isEmpty())
61 computedDefaultLanguage = languageName;
63 computedDefaultLanguage = languageName + '-' + countryName;
65 return computedDefaultLanguage;