17#if U_SHOW_CPLUSPLUS_API
21#if !UCONFIG_NO_FORMATTING
166#define UCAL_UNKNOWN_ZONE_ID "Etc/Unknown"
472#ifndef U_FORCE_HIDE_DEPRECATED_API
790#if U_SHOW_CPLUSPLUS_API
849 int32_t resultLength,
888 int32_t resultLength,
1056U_CAPI const char* U_EXPORT2
1356U_CAPI const char * U_EXPORT2
1365U_CAPI const char * U_EXPORT2
1426U_CAPI const char * U_EXPORT2
1766 int32_t* rawOffset, int32_t* dstOffset,
UErrorCode* status);
"Smart pointer" class, closes a UCalendar via ucal_close().
C++ API: "Smart pointers" for use with and in ICU4C C++ code.
#define U_DEFINE_LOCAL_OPEN_POINTER(LocalPointerClassName, Type, closeFunction)
"Smart pointer" definition macro, deletes objects via the closeFunction.
UCalendarDateFields
Possible fields in a UCalendar.
@ UCAL_HOUR_OF_DAY
Field number indicating the hour of the day.
@ UCAL_EXTENDED_YEAR
Year of this calendar system, encompassing all supra-year fields.
@ UCAL_ERA
Field number indicating the era, e.g., AD or BC in the Gregorian (Julian) calendar.
@ UCAL_ORDINAL_MONTH
Field number indicating the month.
@ UCAL_WEEK_OF_MONTH
Field number indicating the week number within the current month.
@ UCAL_YEAR
Field number indicating the year.
@ UCAL_DAY_OF_YEAR
Field number indicating the day number within the current year.
@ UCAL_YEAR_WOY
Field number indicating the extended year corresponding to the UCAL_WEEK_OF_YEAR field.
@ UCAL_MINUTE
Field number indicating the minute within the hour.
@ UCAL_JULIAN_DAY
Field number indicating the modified Julian day number.
@ UCAL_DATE
Field number indicating the day of the month.
@ UCAL_SECOND
Field number indicating the second within the minute.
@ UCAL_DAY_OF_WEEK_IN_MONTH
Field number indicating the ordinal number of the day of the week within the current month.
@ UCAL_MONTH
Field number indicating the month.
@ UCAL_ZONE_OFFSET
Field number indicating the raw offset from GMT in milliseconds.
@ UCAL_WEEK_OF_YEAR
Field number indicating the week number within the current year.
@ UCAL_MILLISECOND
Field number indicating the millisecond within the second.
@ UCAL_HOUR
Field number indicating the hour of the morning or afternoon.
@ UCAL_DAY_OF_MONTH
Field number indicating the day of the month.
@ UCAL_DAY_OF_WEEK
Field number indicating the day of the week.
@ UCAL_AM_PM
Field number indicating whether the HOUR is before or after noon.
@ UCAL_FIELD_COUNT
One more than the highest normal UCalendarDateFields value.
@ UCAL_IS_LEAP_MONTH
Whether or not the current month is a leap month (0 or 1).
@ UCAL_DST_OFFSET
Field number indicating the daylight savings offset in milliseconds.
@ UCAL_MILLISECONDS_IN_DAY
Ranges from 0 to 23:59:59.999 (regardless of DST).
@ UCAL_DOW_LOCAL
Field number indicating the localized day of week.
U_CAPI int32_t ucal_getTimeZoneDisplayName(const UCalendar *cal, UCalendarDisplayNameType type, const char *locale, UChar *result, int32_t resultLength, UErrorCode *status)
Get the display name for a UCalendar's TimeZone.
UTimeZoneLocalOption
Options used by ucal_getTimeZoneOffsetFromLocal and BasicTimeZone::getOffsetFromLocal() to specify ho...
@ UCAL_TZ_LOCAL_DAYLIGHT_LATTER
An input time is interpreted as daylight saving time when local time is switched to/from standard tim...
@ UCAL_TZ_LOCAL_STANDARD_LATTER
An input time is interpreted as standard time when local time is switched to/from daylight saving tim...
@ UCAL_TZ_LOCAL_STANDARD_FORMER
An input time is interpreted as standard time when local time is switched to/from daylight saving tim...
@ UCAL_TZ_LOCAL_DAYLIGHT_FORMER
An input time is interpreted as daylight saving time when local time is switched to/from standard tim...
@ UCAL_TZ_LOCAL_LATTER
An input time is always interpreted as local time after a time zone transition.
@ UCAL_TZ_LOCAL_FORMER
An input time is always interpreted as local time before a time zone transition.
U_CAPI UDate ucal_getGregorianChange(const UCalendar *cal, UErrorCode *pErrorCode)
Gets the Gregorian Calendar change date.
USystemTimeZoneType
System time zone type constants used by filtering zones in ucal_openTimeZoneIDEnumeration.
@ UCAL_ZONE_TYPE_CANONICAL
Canonical system zones.
@ UCAL_ZONE_TYPE_ANY
Any system zones.
@ UCAL_ZONE_TYPE_CANONICAL_LOCATION
Canonical system zones associated with actual locations.
U_CAPI int32_t ucal_getWeekendTransition(const UCalendar *cal, UCalendarDaysOfWeek dayOfWeek, UErrorCode *status)
Returns the time during the day at which the weekend begins or ends in this calendar system.
UCalendarAttribute
Types of UCalendar attributes.
@ UCAL_MINIMAL_DAYS_IN_FIRST_WEEK
Minimum number of days in first week.
@ UCAL_REPEATED_WALL_TIME
The behavior for handling wall time repeating multiple times at negative time zone offset transitions...
@ UCAL_FIRST_DAY_OF_WEEK
First day of week.
@ UCAL_SKIPPED_WALL_TIME
The behavior for handling skipped wall time at positive time zone offset transitions.
@ UCAL_LENIENT
Lenient parsing.
U_CAPI void ucal_setDate(UCalendar *cal, int32_t year, int32_t month, int32_t date, UErrorCode *status)
Set a UCalendar's current date.
U_CAPI void ucal_setGregorianChange(UCalendar *cal, UDate date, UErrorCode *pErrorCode)
Sets the GregorianCalendar change date.
U_CAPI UEnumeration * ucal_getKeywordValuesForLocale(const char *key, const char *locale, UBool commonlyUsed, UErrorCode *status)
Given a key and a locale, returns an array of string values in a preferred order that would make a di...
U_CAPI const char * ucal_getTZDataVersion(UErrorCode *status)
Returns the timezone data version currently used by ICU.
U_CAPI UBool ucal_isWeekend(const UCalendar *cal, UDate date, UErrorCode *status)
Returns true if the given UDate is in the weekend in this calendar system.
U_CAPI void ucal_close(UCalendar *cal)
Close a UCalendar.
UCalendarWallTimeOption
Options for handling ambiguous wall time at time zone offset transitions.
@ UCAL_WALLTIME_NEXT_VALID
An ambiguous wall time to be interpreted as the next valid wall time.
@ UCAL_WALLTIME_LAST
An ambiguous wall time to be interpreted as the latest.
@ UCAL_WALLTIME_FIRST
An ambiguous wall time to be interpreted as the earliest.
U_CAPI void ucal_clearField(UCalendar *cal, UCalendarDateFields field)
Clear a field in a UCalendar.
U_CAPI const char * ucal_getLocaleByType(const UCalendar *cal, ULocDataLocaleType type, UErrorCode *status)
Get the locale for this calendar object.
U_CAPI int32_t ucal_getLimit(const UCalendar *cal, UCalendarDateFields field, UCalendarLimitType type, UErrorCode *status)
Determine a limit for a field in a UCalendar.
U_CAPI int32_t ucal_getIanaTimeZoneID(const UChar *id, int32_t len, UChar *result, int32_t resultCapacity, UErrorCode *status)
Returns the preferred time zone ID in the IANA time zone database for the given time zone ID.
U_CAPI UBool ucal_inDaylightTime(const UCalendar *cal, UErrorCode *status)
Determine if a UCalendar is currently in daylight savings time.
UCalendarWeekdayType
Weekday types, as returned by ucal_getDayOfWeekType().
@ UCAL_WEEKDAY
Designates a full weekday (no part of the day is included in the weekend).
@ UCAL_WEEKEND_CEASE
Designates a day that starts as the weekend and transitions to a weekday.
@ UCAL_WEEKEND
Designates a full weekend day (the entire day is included in the weekend).
@ UCAL_WEEKEND_ONSET
Designates a day that starts as a weekday and transitions to the weekend.
U_CAPI UCalendarWeekdayType ucal_getDayOfWeekType(const UCalendar *cal, UCalendarDaysOfWeek dayOfWeek, UErrorCode *status)
Returns whether the given day of the week is a weekday, a weekend day, or a day that transitions from...
U_CAPI void ucal_set(UCalendar *cal, UCalendarDateFields field, int32_t value)
Set the value of a field in a UCalendar.
UCalendarDaysOfWeek
Useful constant for days of week.
@ UCAL_WEDNESDAY
Wednesday.
U_CAPI int32_t ucal_getAttribute(const UCalendar *cal, UCalendarAttribute attr)
Get a numeric attribute associated with a UCalendar.
U_CAPI int32_t ucal_get(const UCalendar *cal, UCalendarDateFields field, UErrorCode *status)
Get the current value of a field from a UCalendar.
U_CAPI const char * ucal_getType(const UCalendar *cal, UErrorCode *status)
Get the resource keyword value string designating the calendar type for the UCalendar.
U_CAPI void ucal_add(UCalendar *cal, UCalendarDateFields field, int32_t amount, UErrorCode *status)
Add a specified signed amount to a particular field in a UCalendar.
U_CAPI UCalendar * ucal_open(const UChar *zoneID, int32_t len, const char *locale, UCalendarType type, UErrorCode *status)
Open a UCalendar.
UCalendarLimitType
Possible limit values for a UCalendar.
@ UCAL_ACTUAL_MAXIMUM
Actual maximum value.
@ UCAL_ACTUAL_MINIMUM
Actual minimum value.
@ UCAL_GREATEST_MINIMUM
Greatest minimum value.
@ UCAL_MINIMUM
Minimum value.
@ UCAL_MAXIMUM
Maximum value.
@ UCAL_LEAST_MAXIMUM
Least maximum value.
UCalendarAMPMs
Possible AM/PM values in a UCalendar.
U_CAPI UEnumeration * ucal_openTimeZones(UErrorCode *ec)
Create an enumeration over all time zones.
U_CAPI UBool ucal_getTimeZoneTransitionDate(const UCalendar *cal, UTimeZoneTransitionType type, UDate *transition, UErrorCode *status)
Get the UDate for the next/previous time zone transition relative to the calendar's current date,...
UTimeZoneTransitionType
Time zone transition types for ucal_getTimeZoneTransitionDate.
@ UCAL_TZ_TRANSITION_PREVIOUS
Get the previous transition before the current date, i.e.
@ UCAL_TZ_TRANSITION_PREVIOUS_INCLUSIVE
Get the previous transition on or before the current date, i.e.
@ UCAL_TZ_TRANSITION_NEXT
Get the next transition after the current date, i.e.
@ UCAL_TZ_TRANSITION_NEXT_INCLUSIVE
Get the next transition on or after the current date, i.e.
UCalendarType
Possible types of UCalendars.
@ UCAL_GREGORIAN
Unambiguously designates the Gregorian calendar for the locale.
@ UCAL_DEFAULT
A better name for UCAL_TRADITIONAL.
@ UCAL_TRADITIONAL
Despite the name, UCAL_TRADITIONAL designates the locale's default calendar, which may be the Gregori...
U_CAPI void ucal_clear(UCalendar *calendar)
Clear all fields in a UCalendar.
U_CAPI void ucal_setTimeZone(UCalendar *cal, const UChar *zoneID, int32_t len, UErrorCode *status)
Set the TimeZone used by a UCalendar.
U_CAPI int32_t ucal_getDSTSavings(const UChar *zoneID, UErrorCode *ec)
Return the amount of time in milliseconds that the clock is advanced during daylight savings time for...
U_CAPI void ucal_getTimeZoneOffsetFromLocal(const UCalendar *cal, UTimeZoneLocalOption nonExistingTimeOpt, UTimeZoneLocalOption duplicatedTimeOpt, int32_t *rawOffset, int32_t *dstOffset, UErrorCode *status)
Returns the time zone raw and GMT offset for the given moment in time.
U_CAPI void ucal_setDefaultTimeZone(const UChar *zoneID, UErrorCode *ec)
Set the default time zone.
U_CAPI int32_t ucal_getTimeZoneID(const UCalendar *cal, UChar *result, int32_t resultLength, UErrorCode *status)
Get the ID of the UCalendar's time zone.
U_CAPI int32_t ucal_getHostTimeZone(UChar *result, int32_t resultCapacity, UErrorCode *ec)
Return the current host time zone.
U_CAPI const char * ucal_getAvailable(int32_t localeIndex)
Get a locale for which calendars are available.
U_CAPI int32_t ucal_getDefaultTimeZone(UChar *result, int32_t resultCapacity, UErrorCode *ec)
Return the default time zone.
U_CAPI UCalendar * ucal_clone(const UCalendar *cal, UErrorCode *status)
Open a copy of a UCalendar.
U_CAPI UDate ucal_getNow(void)
Get the current date and time.
U_CAPI UBool ucal_equivalentTo(const UCalendar *cal1, const UCalendar *cal2)
Returns true if two UCalendars are equivalent.
U_CAPI int32_t ucal_getCanonicalTimeZoneID(const UChar *id, int32_t len, UChar *result, int32_t resultCapacity, UBool *isSystemID, UErrorCode *status)
Returns the canonical system timezone ID or the normalized custom time zone ID for the given time zon...
U_CAPI int32_t ucal_getTimeZoneIDForWindowsID(const UChar *winid, int32_t len, const char *region, UChar *id, int32_t idCapacity, UErrorCode *status)
Converts a Windows time zone ID to an equivalent system time zone ID for a region.
U_CAPI int32_t ucal_getFieldDifference(UCalendar *cal, UDate target, UCalendarDateFields field, UErrorCode *status)
Return the difference between the target time and the time this calendar object is currently set to.
U_CAPI void ucal_setMillis(UCalendar *cal, UDate dateTime, UErrorCode *status)
Set a UCalendar's current time in millis.
U_CAPI void ucal_roll(UCalendar *cal, UCalendarDateFields field, int32_t amount, UErrorCode *status)
Add a specified signed amount to a particular field in a UCalendar.
U_CAPI int32_t ucal_getWindowsTimeZoneID(const UChar *id, int32_t len, UChar *winid, int32_t winidCapacity, UErrorCode *status)
Converts a system time zone ID to an equivalent Windows time zone ID.
U_CAPI UEnumeration * ucal_openCountryTimeZones(const char *country, UErrorCode *ec)
Create an enumeration over all time zones associated with the given country.
U_CAPI UDate ucal_getMillis(const UCalendar *cal, UErrorCode *status)
Get a UCalendar's current time in millis.
U_CAPI void ucal_setAttribute(UCalendar *cal, UCalendarAttribute attr, int32_t newValue)
Set a numeric attribute associated with a UCalendar.
UCalendarDisplayNameType
Possible formats for a UCalendar's display name.
@ UCAL_STANDARD
Standard display name.
@ UCAL_SHORT_DST
Short daylight savings display name.
@ UCAL_SHORT_STANDARD
Short standard display name.
@ UCAL_DST
Daylight savings display name.
U_CAPI UEnumeration * ucal_openTimeZoneIDEnumeration(USystemTimeZoneType zoneType, const char *region, const int32_t *rawOffset, UErrorCode *ec)
Create an enumeration over system time zone IDs with the given filter conditions.
UCalendarMonths
Possible months in a UCalendar.
@ UCAL_UNDECIMBER
Value of the UCAL_MONTH field indicating the thirteenth month of the year.
@ UCAL_SEPTEMBER
September.
U_CAPI UBool ucal_isSet(const UCalendar *cal, UCalendarDateFields field)
Determine if a field in a UCalendar is set.
U_CAPI void ucal_setDateTime(UCalendar *cal, int32_t year, int32_t month, int32_t date, int32_t hour, int32_t minute, int32_t second, UErrorCode *status)
Set a UCalendar's current date.
void * UCalendar
A calendar.
U_CAPI int32_t ucal_countAvailable(void)
Determine how many locales have calendars available.
C API: String Enumeration.
struct UEnumeration UEnumeration
structure representing an enumeration object instance
C API: Locale ID functionality similar to C++ class Locale.
ULocDataLocaleType
Constants for *_getLocale() Allow user to select whether she wants information on requested,...
int8_t UBool
The ICU boolean type, a signed-byte integer.
#define U_CAPI
This is used to declare a function as a public ICU C API.
char16_t UChar
The base type for UTF-16 code units and pointers.
Basic definitions for ICU, for both C and C++ APIs.
UErrorCode
Standard ICU4C error code type, a substitute for exceptions.
double UDate
Date and Time data type.