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/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD 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 General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file string_osx.cpp Functions related to localized text support on OSX. */
#include "../../stdafx.h"
#include "string_osx.h"
#include "macos.h"
#include <CoreFoundation/CoreFoundation.h>
#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
static CFLocaleRef _osx_locale = NULL;
/** Store current language locale as a CoreFounation locale. */
void MacOSSetCurrentLocaleName(const char *iso_code)
{
if (!MacOSVersionIsAtLeast(10, 5, 0)) return;
if (_osx_locale != NULL) CFRelease(_osx_locale);
CFStringRef iso = CFStringCreateWithCString(kCFAllocatorNull, iso_code, kCFStringEncodingUTF8);
_osx_locale = CFLocaleCreate(kCFAllocatorDefault, iso);
CFRelease(iso);
}
/**
* Compares two strings using case insensitive natural sort.
*
* @param s1 First string to compare.
* @param s2 Second string to compare.
* @return 1 if s1 < s2, 2 if s1 == s2, 3 if s1 > s2, or 0 if not supported by the OS.
*/
int MacOSStringCompare(const char *s1, const char *s2)
{
static bool supported = MacOSVersionIsAtLeast(10, 5, 0);
if (!supported) return 0;
CFStringCompareFlags flags = kCFCompareCaseInsensitive | kCFCompareNumerically | kCFCompareLocalized | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
CFStringRef cf1 = CFStringCreateWithCString(kCFAllocatorDefault, s1, kCFStringEncodingUTF8);
CFStringRef cf2 = CFStringCreateWithCString(kCFAllocatorDefault, s2, kCFStringEncodingUTF8);
CFComparisonResult res = CFStringCompareWithOptionsAndLocale(cf1, cf2, CFRangeMake(0, CFStringGetLength(cf1)), flags, _osx_locale);
CFRelease(cf1);
CFRelease(cf2);
return (int)res + 2;
}
#else
void MacOSSetCurrentLocaleName(const char *iso_code) {}
int MacOSStringCompare(const char *s1, const char *s2)
{
return 0;
}
#endif /* (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5) */
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