office-gobmx/sal/osl/unx/osxlocale.cxx
2011-11-27 13:18:15 -06:00

131 lines
4.6 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
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* only, as published by the Free Software Foundation.
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
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#include <sal/types.h>
#include <assert.h>
#include <premac.h>
#ifndef IOS
#include <CoreServices/CoreServices.h>
#endif
#include <CoreFoundation/CoreFoundation.h>
#include <postmac.h>
namespace /* private */
{
template <typename T>
class CFGuard
{
public:
explicit CFGuard(T& rT) : rT_(rT) {}
~CFGuard() { if (rT_) CFRelease(rT_); }
private:
T& rT_;
};
typedef CFGuard<CFArrayRef> CFArrayGuard;
typedef CFGuard<CFStringRef> CFStringGuard;
typedef CFGuard<CFPropertyListRef> CFPropertyListGuard;
/** Get the current process locale from system
*/
CFStringRef getProcessLocale()
{
CFPropertyListRef pref = CFPreferencesCopyAppValue(CFSTR("AppleLocale"), kCFPreferencesCurrentApplication);
CFPropertyListGuard proplGuard(pref);
if (pref == NULL) // return fallback value 'en_US'
return CFStringCreateWithCString(kCFAllocatorDefault, "en_US", kCFStringEncodingASCII);
CFStringRef sref = (CFGetTypeID(pref) == CFArrayGetTypeID()) ? (CFStringRef)CFArrayGetValueAtIndex((CFArrayRef)pref, 0) : (CFStringRef)pref;
// NOTE: this API is only available with Mac OS X >=10.3. We need to use it because
// Apple used non-ISO values on systems <10.2 like "German" for instance but didn't
// upgrade those values during upgrade to newer Mac OS X versions. See also #i54337#
return CFLocaleCreateCanonicalLocaleIdentifierFromString(kCFAllocatorDefault, sref);
}
} // namespace private
/** Grab current locale from system.
*/
extern "C" {
int macosx_getLocale(char *locale, sal_uInt32 bufferLen)
{
CFStringRef sref = getProcessLocale();
CFStringGuard sGuard(sref);
assert(sref != NULL && "osxlocale.cxx: getProcessLocale must return a non-NULL value");
// split the string into substrings; the first two (if there are two) substrings
// are language and country
CFArrayRef subs = CFStringCreateArrayBySeparatingStrings(NULL, sref, CFSTR("_"));
CFArrayGuard arrGuard(subs);
CFStringRef lang = (CFStringRef)CFArrayGetValueAtIndex(subs, 0);
CFStringGetCString(lang, locale, bufferLen, kCFStringEncodingASCII);
// country also available? Assumption: if the array contains more than one
// value the second value is always the country!
if (CFArrayGetCount(subs) > 1)
{
strlcat(locale, "_", bufferLen - strlen(locale));
CFStringRef country = (CFStringRef)CFArrayGetValueAtIndex(subs, 1);
CFStringGetCString(country, locale + strlen(locale), bufferLen - strlen(locale), kCFStringEncodingASCII);
}
// Append 'UTF-8' to the locale because the Mac OS X file
// system interface is UTF-8 based and sal tries to determine
// the file system locale from the locale information
strlcat(locale, ".UTF-8", bufferLen - strlen(locale));
return noErr;
}
}
/*
* macxp_OSXConvertCFEncodingToIANACharSetName
*
* Convert a CoreFoundation text encoding to an IANA charset name.
*/
extern "C" int macxp_OSXConvertCFEncodingToIANACharSetName( char *buffer, unsigned int bufferLen, CFStringEncoding cfEncoding )
{
CFStringRef sCFEncodingName;
sCFEncodingName = CFStringConvertEncodingToIANACharSetName( cfEncoding );
CFStringGetCString( sCFEncodingName, buffer, bufferLen, cfEncoding );
if ( sCFEncodingName )
CFRelease( sCFEncodingName );
return( noErr );
}
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