Boolean
CFSetContainsValue (CFSetRef set, const void *value)
{
CF_OBJC_FUNCDISPATCH1(_kCFSetTypeID, Boolean, set, "containsObject:",
value);
return GSHashTableContainsKey ((GSHashTableRef)set, value);
}
CFIndex CFSetGetCountOfValue(CFSetRef set, const void *value) {
struct __CFSetBucket *match;
CF_OBJC_FUNCDISPATCH1(__kCFSetTypeID, CFIndex, set, "countForObject:", value);
__CFGenericValidateType(set, __kCFSetTypeID);
if (0 == set->_count) return 0;
__CFSetFindBuckets1(set, value, &match);
return (match ? 1 : 0);
}
CFRange CFCalendarGetMaximumRangeOfUnit(CFCalendarRef calendar, CFCalendarUnit unit) {
CF_OBJC_FUNCDISPATCH1(CFCalendarGetTypeID(), CFRange, calendar, "_maximumRangeOfUnit:", unit);
CFRange range = {kCFNotFound, kCFNotFound};
__CFGenericValidateType(calendar, CFCalendarGetTypeID());
if (!calendar->_cal) __CFCalendarSetupCal(calendar);
if (calendar->_cal) {
ucal_clear(calendar->_cal);
UCalendarDateFields field = __CFCalendarGetICUFieldCode(unit);
UErrorCode status = U_ZERO_ERROR;
range.location = ucal_getLimit(calendar->_cal, field, UCAL_MINIMUM, &status);
range.length = ucal_getLimit(calendar->_cal, field, UCAL_MAXIMUM, &status) - range.location + 1;
if (UCAL_MONTH == field) range.location++;
if (100000 < range.length) range.length = 100000;
}
return range;
}
CFTypeRef CFLocaleGetValue(CFLocaleRef locale, CFStringRef key) {
CF_OBJC_FUNCDISPATCH1(CFLocaleGetTypeID(), CFTypeRef, locale, "objectForKey:", key);
CFIndex idx, slot = -1;
for (idx = 0; idx < __kCFLocaleKeyTableCount; idx++) {
if (__CFLocaleKeyTable[idx].key == key) {
slot = idx;
break;
}
}
if (-1 == slot && NULL != key) {
for (idx = 0; idx < __kCFLocaleKeyTableCount; idx++) {
if (CFEqual(__CFLocaleKeyTable[idx].key, key)) {
slot = idx;
break;
}
}
}
if (-1 == slot) {
return NULL;
}
CFTypeRef value;
if (NULL != locale->_overrides && CFDictionaryGetValueIfPresent(locale->_overrides, __CFLocaleKeyTable[slot].key, &value)) {
return value;
}
__CFLocaleLock(locale);
if (CFDictionaryGetValueIfPresent(locale->_cache, __CFLocaleKeyTable[slot].key, &value)) {
__CFLocaleUnlock(locale);
return value;
}
if (__kCFLocaleUser == __CFLocaleGetType(locale) && __CFLocaleKeyTable[slot].get(locale, true, &value, __CFLocaleKeyTable[slot].context)) {
if (value) CFDictionarySetValue(locale->_cache, __CFLocaleKeyTable[idx].key, value);
if (value) CFRelease(value);
__CFLocaleUnlock(locale);
return value;
}
if (__CFLocaleKeyTable[slot].get(locale, false, &value, __CFLocaleKeyTable[slot].context)) {
if (value) CFDictionarySetValue(locale->_cache, __CFLocaleKeyTable[idx].key, value);
if (value) CFRelease(value);
__CFLocaleUnlock(locale);
return value;
}
__CFLocaleUnlock(locale);
return NULL;
}
