| /* |
| * Copyright (C) 2007 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #include "config.h" |
| #include "TextBreakIteratorInternalICU.h" |
| |
| namespace WebCore { |
| |
| static const int maxLocaleStringLength = 32; |
| |
| // This code was swiped from the CarbonCore UnicodeUtilities. One change from that is to use the empty |
| // string instead of the "old locale model" as the ultimate fallback. This change is per the UnicodeUtilities |
| // engineer. |
| static void getTextBreakLocale(char localeStringBuffer[maxLocaleStringLength]) |
| { |
| // Empty string means "root locale", which is what we use if we can't use a pref. |
| |
| // We get the parts string from AppleTextBreakLocale pref. |
| // If that fails then look for the first language in the AppleLanguages pref. |
| CFStringRef prefLocaleStr = (CFStringRef)CFPreferencesCopyValue(CFSTR("AppleTextBreakLocale"), |
| kCFPreferencesAnyApplication, kCFPreferencesCurrentUser, kCFPreferencesAnyHost); |
| if (!prefLocaleStr) { |
| CFArrayRef appleLangArr = (CFArrayRef)CFPreferencesCopyValue(CFSTR("AppleLanguages"), |
| kCFPreferencesAnyApplication, kCFPreferencesCurrentUser, kCFPreferencesAnyHost); |
| if (appleLangArr) { |
| // Take the topmost language. Retain so that we can blindly release later. |
| prefLocaleStr = (CFStringRef)CFArrayGetValueAtIndex(appleLangArr, 0); |
| if (prefLocaleStr) |
| CFRetain(prefLocaleStr); |
| CFRelease(appleLangArr); |
| } |
| } |
| if (prefLocaleStr) { |
| // Canonicalize pref string in case it is not in the canonical format. |
| CFStringRef canonLocaleCFStr = CFLocaleCreateCanonicalLanguageIdentifierFromString(kCFAllocatorDefault, prefLocaleStr); |
| if (canonLocaleCFStr) { |
| CFStringGetCString(canonLocaleCFStr, localeStringBuffer, maxLocaleStringLength, kCFStringEncodingASCII); |
| CFRelease(canonLocaleCFStr); |
| } |
| CFRelease(prefLocaleStr); |
| } |
| } |
| |
| const char* currentTextBreakLocaleID() |
| { |
| static char localeStringBuffer[maxLocaleStringLength]; |
| static bool gotTextBreakLocale = false; |
| if (!gotTextBreakLocale) { |
| getTextBreakLocale(localeStringBuffer); |
| gotTextBreakLocale = true; |
| } |
| return localeStringBuffer; |
| } |
| |
| } |