ucal.h
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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
* Copyright (C) 1996-2015, International Business Machines Corporation and
* others. All Rights Reserved.
*******************************************************************************
*/
#ifndef UCAL_H
#define UCAL_H
#include "unicode/utypes.h"
#include "unicode/uenum.h"
#include "unicode/uloc.h"
#if U_SHOW_CPLUSPLUS_API
#include "unicode/localpointer.h"
#endif // U_SHOW_CPLUSPLUS_API
#if !UCONFIG_NO_FORMATTING
#define UCAL_UNKNOWN_ZONE_ID "Etc/Unknown"
typedef void* UCalendar;
enum UCalendarType {
UCAL_TRADITIONAL,
UCAL_DEFAULT = UCAL_TRADITIONAL,
UCAL_GREGORIAN
};
typedef enum UCalendarType UCalendarType;
enum UCalendarDateFields {
UCAL_ERA,
UCAL_YEAR,
UCAL_MONTH,
UCAL_WEEK_OF_YEAR,
UCAL_WEEK_OF_MONTH,
UCAL_DATE,
UCAL_DAY_OF_YEAR,
UCAL_DAY_OF_WEEK,
UCAL_DAY_OF_WEEK_IN_MONTH,
UCAL_AM_PM,
UCAL_HOUR,
UCAL_HOUR_OF_DAY,
UCAL_MINUTE,
UCAL_SECOND,
UCAL_MILLISECOND,
UCAL_ZONE_OFFSET,
UCAL_DST_OFFSET,
UCAL_YEAR_WOY,
UCAL_DOW_LOCAL,
UCAL_EXTENDED_YEAR,
UCAL_JULIAN_DAY,
UCAL_MILLISECONDS_IN_DAY,
UCAL_IS_LEAP_MONTH,
UCAL_ORDINAL_MONTH,
/* Do not conditionalize the following with #ifndef U_HIDE_DEPRECATED_API,
* it is needed for layout of Calendar, DateFormat, and other objects */
#ifndef U_FORCE_HIDE_DEPRECATED_API
UCAL_FIELD_COUNT = UCAL_ORDINAL_MONTH + 1,
#endif // U_FORCE_HIDE_DEPRECATED_API
UCAL_DAY_OF_MONTH=UCAL_DATE
};
typedef enum UCalendarDateFields UCalendarDateFields;
enum UCalendarDaysOfWeek {
UCAL_SUNDAY = 1,
UCAL_MONDAY,
UCAL_TUESDAY,
UCAL_WEDNESDAY,
UCAL_THURSDAY,
UCAL_FRIDAY,
UCAL_SATURDAY
};
typedef enum UCalendarDaysOfWeek UCalendarDaysOfWeek;
enum UCalendarMonths {
UCAL_JANUARY,
UCAL_FEBRUARY,
UCAL_MARCH,
UCAL_APRIL,
UCAL_MAY,
UCAL_JUNE,
UCAL_JULY,
UCAL_AUGUST,
UCAL_SEPTEMBER,
UCAL_OCTOBER,
UCAL_NOVEMBER,
UCAL_DECEMBER,
UCAL_UNDECIMBER
};
typedef enum UCalendarMonths UCalendarMonths;
enum UCalendarAMPMs {
UCAL_AM,
UCAL_PM
};
typedef enum UCalendarAMPMs UCalendarAMPMs;
enum USystemTimeZoneType {
UCAL_ZONE_TYPE_ANY,
UCAL_ZONE_TYPE_CANONICAL,
UCAL_ZONE_TYPE_CANONICAL_LOCATION
};
typedef enum USystemTimeZoneType USystemTimeZoneType;
U_CAPI UEnumeration* U_EXPORT2
ucal_openTimeZoneIDEnumeration(USystemTimeZoneType zoneType, const char* region,
const int32_t* rawOffset, UErrorCode* ec);
U_CAPI UEnumeration* U_EXPORT2
ucal_openTimeZones(UErrorCode* ec);
U_CAPI UEnumeration* U_EXPORT2
ucal_openCountryTimeZones(const char* country, UErrorCode* ec);
U_CAPI int32_t U_EXPORT2
ucal_getDefaultTimeZone(UChar* result, int32_t resultCapacity, UErrorCode* ec);
U_CAPI void U_EXPORT2
ucal_setDefaultTimeZone(const UChar* zoneID, UErrorCode* ec);
U_CAPI int32_t U_EXPORT2
ucal_getHostTimeZone(UChar *result, int32_t resultCapacity, UErrorCode *ec);
U_CAPI int32_t U_EXPORT2
ucal_getDSTSavings(const UChar* zoneID, UErrorCode* ec);
U_CAPI UDate U_EXPORT2
ucal_getNow(void);
U_CAPI UCalendar* U_EXPORT2
ucal_open(const UChar* zoneID,
int32_t len,
const char* locale,
UCalendarType type,
UErrorCode* status);
U_CAPI void U_EXPORT2
ucal_close(UCalendar *cal);
#if U_SHOW_CPLUSPLUS_API
U_NAMESPACE_BEGIN
U_DEFINE_LOCAL_OPEN_POINTER(LocalUCalendarPointer, UCalendar, ucal_close);
U_NAMESPACE_END
#endif
U_CAPI UCalendar* U_EXPORT2
ucal_clone(const UCalendar* cal,
UErrorCode* status);
U_CAPI void U_EXPORT2
ucal_setTimeZone(UCalendar* cal,
const UChar* zoneID,
int32_t len,
UErrorCode* status);
U_CAPI int32_t U_EXPORT2
ucal_getTimeZoneID(const UCalendar *cal,
UChar *result,
int32_t resultLength,
UErrorCode *status);
enum UCalendarDisplayNameType {
UCAL_STANDARD,
UCAL_SHORT_STANDARD,
UCAL_DST,
UCAL_SHORT_DST
};
typedef enum UCalendarDisplayNameType UCalendarDisplayNameType;
U_CAPI int32_t U_EXPORT2
ucal_getTimeZoneDisplayName(const UCalendar* cal,
UCalendarDisplayNameType type,
const char* locale,
UChar* result,
int32_t resultLength,
UErrorCode* status);
U_CAPI UBool U_EXPORT2
ucal_inDaylightTime(const UCalendar* cal,
UErrorCode* status );
U_CAPI void U_EXPORT2
ucal_setGregorianChange(UCalendar *cal, UDate date, UErrorCode *pErrorCode);
U_CAPI UDate U_EXPORT2
ucal_getGregorianChange(const UCalendar *cal, UErrorCode *pErrorCode);
enum UCalendarAttribute {
UCAL_LENIENT,
UCAL_FIRST_DAY_OF_WEEK,
UCAL_MINIMAL_DAYS_IN_FIRST_WEEK,
UCAL_REPEATED_WALL_TIME,
UCAL_SKIPPED_WALL_TIME
};
typedef enum UCalendarAttribute UCalendarAttribute;
enum UCalendarWallTimeOption {
UCAL_WALLTIME_LAST,
UCAL_WALLTIME_FIRST,
UCAL_WALLTIME_NEXT_VALID
};
typedef enum UCalendarWallTimeOption UCalendarWallTimeOption;
U_CAPI int32_t U_EXPORT2
ucal_getAttribute(const UCalendar* cal,
UCalendarAttribute attr);
U_CAPI void U_EXPORT2
ucal_setAttribute(UCalendar* cal,
UCalendarAttribute attr,
int32_t newValue);
U_CAPI const char* U_EXPORT2
ucal_getAvailable(int32_t localeIndex);
U_CAPI int32_t U_EXPORT2
ucal_countAvailable(void);
U_CAPI UDate U_EXPORT2
ucal_getMillis(const UCalendar* cal,
UErrorCode* status);
U_CAPI void U_EXPORT2
ucal_setMillis(UCalendar* cal,
UDate dateTime,
UErrorCode* status );
U_CAPI void U_EXPORT2
ucal_setDate(UCalendar* cal,
int32_t year,
int32_t month,
int32_t date,
UErrorCode* status);
U_CAPI void U_EXPORT2
ucal_setDateTime(UCalendar* cal,
int32_t year,
int32_t month,
int32_t date,
int32_t hour,
int32_t minute,
int32_t second,
UErrorCode* status);
U_CAPI UBool U_EXPORT2
ucal_equivalentTo(const UCalendar* cal1,
const UCalendar* cal2);
U_CAPI void U_EXPORT2
ucal_add(UCalendar* cal,
UCalendarDateFields field,
int32_t amount,
UErrorCode* status);
U_CAPI void U_EXPORT2
ucal_roll(UCalendar* cal,
UCalendarDateFields field,
int32_t amount,
UErrorCode* status);
U_CAPI int32_t U_EXPORT2
ucal_get(const UCalendar* cal,
UCalendarDateFields field,
UErrorCode* status );
U_CAPI void U_EXPORT2
ucal_set(UCalendar* cal,
UCalendarDateFields field,
int32_t value);
U_CAPI UBool U_EXPORT2
ucal_isSet(const UCalendar* cal,
UCalendarDateFields field);
U_CAPI void U_EXPORT2
ucal_clearField(UCalendar* cal,
UCalendarDateFields field);
U_CAPI void U_EXPORT2
ucal_clear(UCalendar* calendar);
enum UCalendarLimitType {
UCAL_MINIMUM,
UCAL_MAXIMUM,
UCAL_GREATEST_MINIMUM,
UCAL_LEAST_MAXIMUM,
UCAL_ACTUAL_MINIMUM,
UCAL_ACTUAL_MAXIMUM
};
typedef enum UCalendarLimitType UCalendarLimitType;
U_CAPI int32_t U_EXPORT2
ucal_getLimit(const UCalendar* cal,
UCalendarDateFields field,
UCalendarLimitType type,
UErrorCode* status);
U_CAPI const char * U_EXPORT2
ucal_getLocaleByType(const UCalendar *cal, ULocDataLocaleType type, UErrorCode* status);
U_CAPI const char * U_EXPORT2
ucal_getTZDataVersion(UErrorCode* status);
U_CAPI int32_t U_EXPORT2
ucal_getCanonicalTimeZoneID(const UChar* id, int32_t len,
UChar* result, int32_t resultCapacity, UBool *isSystemID, UErrorCode* status);
#ifndef U_HIDE_DRAFT_API
U_CAPI int32_t U_EXPORT2
ucal_getIanaTimeZoneID(const UChar* id, int32_t len,
UChar* result, int32_t resultCapacity, UErrorCode* status);
#endif // U_HIDE_DRAFT_API
U_CAPI const char * U_EXPORT2
ucal_getType(const UCalendar *cal, UErrorCode* status);
U_CAPI UEnumeration* U_EXPORT2
ucal_getKeywordValuesForLocale(const char* key,
const char* locale,
UBool commonlyUsed,
UErrorCode* status);
enum UCalendarWeekdayType {
UCAL_WEEKDAY,
UCAL_WEEKEND,
UCAL_WEEKEND_ONSET,
UCAL_WEEKEND_CEASE
};
typedef enum UCalendarWeekdayType UCalendarWeekdayType;
U_CAPI UCalendarWeekdayType U_EXPORT2
ucal_getDayOfWeekType(const UCalendar *cal, UCalendarDaysOfWeek dayOfWeek, UErrorCode* status);
U_CAPI int32_t U_EXPORT2
ucal_getWeekendTransition(const UCalendar *cal, UCalendarDaysOfWeek dayOfWeek, UErrorCode *status);
U_CAPI UBool U_EXPORT2
ucal_isWeekend(const UCalendar *cal, UDate date, UErrorCode *status);
U_CAPI int32_t U_EXPORT2
ucal_getFieldDifference(UCalendar* cal,
UDate target,
UCalendarDateFields field,
UErrorCode* status);
enum UTimeZoneTransitionType {
UCAL_TZ_TRANSITION_NEXT,
UCAL_TZ_TRANSITION_NEXT_INCLUSIVE,
UCAL_TZ_TRANSITION_PREVIOUS,
UCAL_TZ_TRANSITION_PREVIOUS_INCLUSIVE
};
typedef enum UTimeZoneTransitionType UTimeZoneTransitionType;
U_CAPI UBool U_EXPORT2
ucal_getTimeZoneTransitionDate(const UCalendar* cal, UTimeZoneTransitionType type,
UDate* transition, UErrorCode* status);
U_CAPI int32_t U_EXPORT2
ucal_getWindowsTimeZoneID(const UChar* id, int32_t len,
UChar* winid, int32_t winidCapacity, UErrorCode* status);
U_CAPI int32_t U_EXPORT2
ucal_getTimeZoneIDForWindowsID(const UChar* winid, int32_t len, const char* region,
UChar* id, int32_t idCapacity, UErrorCode* status);
enum UTimeZoneLocalOption {
UCAL_TZ_LOCAL_FORMER = 0x04,
UCAL_TZ_LOCAL_LATTER = 0x0C,
UCAL_TZ_LOCAL_STANDARD_FORMER = UCAL_TZ_LOCAL_FORMER | 0x01,
UCAL_TZ_LOCAL_STANDARD_LATTER = UCAL_TZ_LOCAL_LATTER | 0x01,
UCAL_TZ_LOCAL_DAYLIGHT_FORMER = UCAL_TZ_LOCAL_FORMER | 0x03,
UCAL_TZ_LOCAL_DAYLIGHT_LATTER = UCAL_TZ_LOCAL_LATTER | 0x03,
};
typedef enum UTimeZoneLocalOption UTimeZoneLocalOption;
U_CAPI void U_EXPORT2
ucal_getTimeZoneOffsetFromLocal(
const UCalendar* cal,
UTimeZoneLocalOption nonExistingTimeOpt,
UTimeZoneLocalOption duplicatedTimeOpt,
int32_t* rawOffset, int32_t* dstOffset, UErrorCode* status);
#endif /* #if !UCONFIG_NO_FORMATTING */
#endif
LocalUCalendarPointer
"Smart pointer" class, closes a UCalendar via ucal_close().
localpointer.h
C++ API: "Smart pointers" for use with and in ICU4C C++ code.
U_DEFINE_LOCAL_OPEN_POINTER
#define U_DEFINE_LOCAL_OPEN_POINTER(LocalPointerClassName, Type, closeFunction)
"Smart pointer" definition macro, deletes objects via the closeFunction.
Definition: localpointer.h:550
UCalendarDateFields
UCalendarDateFields
Possible fields in a UCalendar.
Definition: ucal.h:202
UCAL_HOUR_OF_DAY
@ UCAL_HOUR_OF_DAY
Field number indicating the hour of the day.
Definition: ucal.h:351
UCAL_EXTENDED_YEAR
@ UCAL_EXTENDED_YEAR
Year of this calendar system, encompassing all supra-year fields.
Definition: ucal.h:414
UCAL_ERA
@ UCAL_ERA
Field number indicating the era, e.g., AD or BC in the Gregorian (Julian) calendar.
Definition: ucal.h:208
UCAL_ORDINAL_MONTH
@ UCAL_ORDINAL_MONTH
Field number indicating the month.
Definition: ucal.h:468
UCAL_WEEK_OF_MONTH
@ UCAL_WEEK_OF_MONTH
Field number indicating the week number within the current month.
Definition: ucal.h:263
UCAL_YEAR
@ UCAL_YEAR
Field number indicating the year.
Definition: ucal.h:214
UCAL_DAY_OF_YEAR
@ UCAL_DAY_OF_YEAR
Field number indicating the day number within the current year.
Definition: ucal.h:279
UCAL_YEAR_WOY
@ UCAL_YEAR_WOY
Field number indicating the extended year corresponding to the UCAL_WEEK_OF_YEAR field.
Definition: ucal.h:398
UCAL_MINUTE
@ UCAL_MINUTE
Field number indicating the minute within the hour.
Definition: ucal.h:359
UCAL_JULIAN_DAY
@ UCAL_JULIAN_DAY
Field number indicating the modified Julian day number.
Definition: ucal.h:426
UCAL_DATE
@ UCAL_DATE
Field number indicating the day of the month.
Definition: ucal.h:272
UCAL_SECOND
@ UCAL_SECOND
Field number indicating the second within the minute.
Definition: ucal.h:367
UCAL_DAY_OF_WEEK_IN_MONTH
@ UCAL_DAY_OF_WEEK_IN_MONTH
Field number indicating the ordinal number of the day of the week within the current month.
Definition: ucal.h:320
UCAL_MONTH
@ UCAL_MONTH
Field number indicating the month.
Definition: ucal.h:235
UCAL_ZONE_OFFSET
@ UCAL_ZONE_OFFSET
Field number indicating the raw offset from GMT in milliseconds.
Definition: ucal.h:382
UCAL_WEEK_OF_YEAR
@ UCAL_WEEK_OF_YEAR
Field number indicating the week number within the current year.
Definition: ucal.h:248
UCAL_MILLISECOND
@ UCAL_MILLISECOND
Field number indicating the millisecond within the second.
Definition: ucal.h:375
UCAL_HOUR
@ UCAL_HOUR
Field number indicating the hour of the morning or afternoon.
Definition: ucal.h:342
UCAL_DAY_OF_MONTH
@ UCAL_DAY_OF_MONTH
Field number indicating the day of the month.
Definition: ucal.h:489
UCAL_DAY_OF_WEEK
@ UCAL_DAY_OF_WEEK
Field number indicating the day of the week.
Definition: ucal.h:295
UCAL_AM_PM
@ UCAL_AM_PM
Field number indicating whether the HOUR is before or after noon.
Definition: ucal.h:331
UCAL_FIELD_COUNT
@ UCAL_FIELD_COUNT
One more than the highest normal UCalendarDateFields value.
Definition: ucal.h:477
UCAL_IS_LEAP_MONTH
@ UCAL_IS_LEAP_MONTH
Whether or not the current month is a leap month (0 or 1).
Definition: ucal.h:443
UCAL_DST_OFFSET
@ UCAL_DST_OFFSET
Field number indicating the daylight savings offset in milliseconds.
Definition: ucal.h:389
UCAL_MILLISECONDS_IN_DAY
@ UCAL_MILLISECONDS_IN_DAY
Ranges from 0 to 23:59:59.999 (regardless of DST).
Definition: ucal.h:437
UCAL_DOW_LOCAL
@ UCAL_DOW_LOCAL
Field number indicating the localized day of week.
Definition: ucal.h:406
ucal_getTimeZoneDisplayName
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
UTimeZoneLocalOption
Options used by ucal_getTimeZoneOffsetFromLocal and BasicTimeZone::getOffsetFromLocal() to specify ho...
Definition: ucal.h:1684
UCAL_TZ_LOCAL_DAYLIGHT_LATTER
@ UCAL_TZ_LOCAL_DAYLIGHT_LATTER
An input time is interpreted as daylight saving time when local time is switched to/from standard tim...
Definition: ucal.h:1732
UCAL_TZ_LOCAL_STANDARD_LATTER
@ UCAL_TZ_LOCAL_STANDARD_LATTER
An input time is interpreted as standard time when local time is switched to/from daylight saving tim...
Definition: ucal.h:1714
UCAL_TZ_LOCAL_STANDARD_FORMER
@ UCAL_TZ_LOCAL_STANDARD_FORMER
An input time is interpreted as standard time when local time is switched to/from daylight saving tim...
Definition: ucal.h:1705
UCAL_TZ_LOCAL_DAYLIGHT_FORMER
@ UCAL_TZ_LOCAL_DAYLIGHT_FORMER
An input time is interpreted as daylight saving time when local time is switched to/from standard tim...
Definition: ucal.h:1723
UCAL_TZ_LOCAL_LATTER
@ UCAL_TZ_LOCAL_LATTER
An input time is always interpreted as local time after a time zone transition.
Definition: ucal.h:1696
UCAL_TZ_LOCAL_FORMER
@ UCAL_TZ_LOCAL_FORMER
An input time is always interpreted as local time before a time zone transition.
Definition: ucal.h:1690
ucal_openTimeZones
U_CAPI UEnumeration * ucal_openTimeZones(UErrorCode *ec)
Create an enumeration over all time zones.
ucal_getGregorianChange
U_CAPI UDate ucal_getGregorianChange(const UCalendar *cal, UErrorCode *pErrorCode)
Gets the Gregorian Calendar change date.
USystemTimeZoneType
USystemTimeZoneType
System time zone type constants used by filtering zones in ucal_openTimeZoneIDEnumeration.
Definition: ucal.h:579
UCAL_ZONE_TYPE_CANONICAL
@ UCAL_ZONE_TYPE_CANONICAL
Canonical system zones.
Definition: ucal.h:589
UCAL_ZONE_TYPE_ANY
@ UCAL_ZONE_TYPE_ANY
Any system zones.
Definition: ucal.h:584
UCAL_ZONE_TYPE_CANONICAL_LOCATION
@ UCAL_ZONE_TYPE_CANONICAL_LOCATION
Canonical system zones associated with actual locations.
Definition: ucal.h:594
ucal_getWeekendTransition
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
UCalendarAttribute
Types of UCalendar attributes.
Definition: ucal.h:953
UCAL_MINIMAL_DAYS_IN_FIRST_WEEK
@ UCAL_MINIMAL_DAYS_IN_FIRST_WEEK
Minimum number of days in first week.
Definition: ucal.h:968
UCAL_REPEATED_WALL_TIME
@ UCAL_REPEATED_WALL_TIME
The behavior for handling wall time repeating multiple times at negative time zone offset transitions...
Definition: ucal.h:974
UCAL_FIRST_DAY_OF_WEEK
@ UCAL_FIRST_DAY_OF_WEEK
First day of week.
Definition: ucal.h:963
UCAL_SKIPPED_WALL_TIME
@ UCAL_SKIPPED_WALL_TIME
The behavior for handling skipped wall time at positive time zone offset transitions.
Definition: ucal.h:980
UCAL_LENIENT
@ UCAL_LENIENT
Lenient parsing.
Definition: ucal.h:958
ucal_setDate
U_CAPI void ucal_setDate(UCalendar *cal, int32_t year, int32_t month, int32_t date, UErrorCode *status)
Set a UCalendar's current date.
ucal_setGregorianChange
U_CAPI void ucal_setGregorianChange(UCalendar *cal, UDate date, UErrorCode *pErrorCode)
Sets the GregorianCalendar change date.
ucal_getAvailable
U_CAPI const char * ucal_getAvailable(int32_t localeIndex)
Get a locale for which calendars are available.
ucal_getKeywordValuesForLocale
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...
ucal_isWeekend
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.
ucal_close
U_CAPI void ucal_close(UCalendar *cal)
Close a UCalendar.
UCalendarWallTimeOption
UCalendarWallTimeOption
Options for handling ambiguous wall time at time zone offset transitions.
Definition: ucal.h:991
UCAL_WALLTIME_NEXT_VALID
@ UCAL_WALLTIME_NEXT_VALID
An ambiguous wall time to be interpreted as the next valid wall time.
Definition: ucal.h:1011
UCAL_WALLTIME_LAST
@ UCAL_WALLTIME_LAST
An ambiguous wall time to be interpreted as the latest.
Definition: ucal.h:998
UCAL_WALLTIME_FIRST
@ UCAL_WALLTIME_FIRST
An ambiguous wall time to be interpreted as the earliest.
Definition: ucal.h:1005
ucal_open
U_CAPI UCalendar * ucal_open(const UChar *zoneID, int32_t len, const char *locale, UCalendarType type, UErrorCode *status)
Open a UCalendar.
ucal_clearField
U_CAPI void ucal_clearField(UCalendar *cal, UCalendarDateFields field)
Clear a field in a UCalendar.
ucal_clone
U_CAPI UCalendar * ucal_clone(const UCalendar *cal, UErrorCode *status)
Open a copy of a UCalendar.
ucal_getLimit
U_CAPI int32_t ucal_getLimit(const UCalendar *cal, UCalendarDateFields field, UCalendarLimitType type, UErrorCode *status)
Determine a limit for a field in a UCalendar.
ucal_getIanaTimeZoneID
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.
ucal_inDaylightTime
U_CAPI UBool ucal_inDaylightTime(const UCalendar *cal, UErrorCode *status)
Determine if a UCalendar is currently in daylight savings time.
UCalendarWeekdayType
UCalendarWeekdayType
Weekday types, as returned by ucal_getDayOfWeekType().
Definition: ucal.h:1457
UCAL_WEEKDAY
@ UCAL_WEEKDAY
Designates a full weekday (no part of the day is included in the weekend).
Definition: ucal.h:1462
UCAL_WEEKEND_CEASE
@ UCAL_WEEKEND_CEASE
Designates a day that starts as the weekend and transitions to a weekday.
Definition: ucal.h:1479
UCAL_WEEKEND
@ UCAL_WEEKEND
Designates a full weekend day (the entire day is included in the weekend).
Definition: ucal.h:1467
UCAL_WEEKEND_ONSET
@ UCAL_WEEKEND_ONSET
Designates a day that starts as a weekday and transitions to the weekend.
Definition: ucal.h:1473
ucal_getDayOfWeekType
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...
ucal_set
U_CAPI void ucal_set(UCalendar *cal, UCalendarDateFields field, int32_t value)
Set the value of a field in a UCalendar.
UCalendarDaysOfWeek
UCalendarDaysOfWeek
Useful constant for days of week.
Definition: ucal.h:502
UCAL_WEDNESDAY
@ UCAL_WEDNESDAY
Wednesday.
Definition: ucal.h:510
UCAL_SATURDAY
@ UCAL_SATURDAY
Saturday.
Definition: ucal.h:516
UCAL_THURSDAY
@ UCAL_THURSDAY
Thursday.
Definition: ucal.h:512
UCAL_MONDAY
@ UCAL_MONDAY
Monday.
Definition: ucal.h:506
UCAL_SUNDAY
@ UCAL_SUNDAY
Sunday.
Definition: ucal.h:504
UCAL_FRIDAY
@ UCAL_FRIDAY
Friday.
Definition: ucal.h:514
UCAL_TUESDAY
@ UCAL_TUESDAY
Tuesday.
Definition: ucal.h:508
ucal_openTimeZoneIDEnumeration
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.
ucal_getAttribute
U_CAPI int32_t ucal_getAttribute(const UCalendar *cal, UCalendarAttribute attr)
Get a numeric attribute associated with a UCalendar.
ucal_get
U_CAPI int32_t ucal_get(const UCalendar *cal, UCalendarDateFields field, UErrorCode *status)
Get the current value of a field from a UCalendar.
ucal_add
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.
UCalendarLimitType
UCalendarLimitType
Possible limit values for a UCalendar.
Definition: ucal.h:1311
UCAL_ACTUAL_MAXIMUM
@ UCAL_ACTUAL_MAXIMUM
Actual maximum value.
Definition: ucal.h:1323
UCAL_ACTUAL_MINIMUM
@ UCAL_ACTUAL_MINIMUM
Actual minimum value.
Definition: ucal.h:1321
UCAL_GREATEST_MINIMUM
@ UCAL_GREATEST_MINIMUM
Greatest minimum value.
Definition: ucal.h:1317
UCAL_MINIMUM
@ UCAL_MINIMUM
Minimum value.
Definition: ucal.h:1313
UCAL_MAXIMUM
@ UCAL_MAXIMUM
Maximum value.
Definition: ucal.h:1315
UCAL_LEAST_MAXIMUM
@ UCAL_LEAST_MAXIMUM
Least maximum value.
Definition: ucal.h:1319
UCalendarAMPMs
UCalendarAMPMs
Possible AM/PM values in a UCalendar.
Definition: ucal.h:563
UCAL_AM
@ UCAL_AM
AM.
Definition: ucal.h:565
UCAL_PM
@ UCAL_PM
PM.
Definition: ucal.h:567
ucal_getTimeZoneTransitionDate
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
UTimeZoneTransitionType
Time zone transition types for ucal_getTimeZoneTransitionDate.
Definition: ucal.h:1570
UCAL_TZ_TRANSITION_PREVIOUS
@ UCAL_TZ_TRANSITION_PREVIOUS
Get the previous transition before the current date, i.e.
Definition: ucal.h:1588
UCAL_TZ_TRANSITION_PREVIOUS_INCLUSIVE
@ UCAL_TZ_TRANSITION_PREVIOUS_INCLUSIVE
Get the previous transition on or before the current date, i.e.
Definition: ucal.h:1594
UCAL_TZ_TRANSITION_NEXT
@ UCAL_TZ_TRANSITION_NEXT
Get the next transition after the current date, i.e.
Definition: ucal.h:1576
UCAL_TZ_TRANSITION_NEXT_INCLUSIVE
@ UCAL_TZ_TRANSITION_NEXT_INCLUSIVE
Get the next transition on or after the current date, i.e.
Definition: ucal.h:1582
UCalendarType
UCalendarType
Possible types of UCalendars.
Definition: ucal.h:177
UCAL_GREGORIAN
@ UCAL_GREGORIAN
Unambiguously designates the Gregorian calendar for the locale.
Definition: ucal.h:193
UCAL_DEFAULT
@ UCAL_DEFAULT
A better name for UCAL_TRADITIONAL.
Definition: ucal.h:188
UCAL_TRADITIONAL
@ UCAL_TRADITIONAL
Despite the name, UCAL_TRADITIONAL designates the locale's default calendar, which may be the Gregori...
Definition: ucal.h:183
ucal_clear
U_CAPI void ucal_clear(UCalendar *calendar)
Clear all fields in a UCalendar.
ucal_setTimeZone
U_CAPI void ucal_setTimeZone(UCalendar *cal, const UChar *zoneID, int32_t len, UErrorCode *status)
Set the TimeZone used by a UCalendar.
ucal_getDSTSavings
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...
ucal_getTimeZoneOffsetFromLocal
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.
ucal_setDefaultTimeZone
U_CAPI void ucal_setDefaultTimeZone(const UChar *zoneID, UErrorCode *ec)
Set the default time zone.
ucal_getTimeZoneID
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.
ucal_getHostTimeZone
U_CAPI int32_t ucal_getHostTimeZone(UChar *result, int32_t resultCapacity, UErrorCode *ec)
Return the current host time zone.
ucal_getDefaultTimeZone
U_CAPI int32_t ucal_getDefaultTimeZone(UChar *result, int32_t resultCapacity, UErrorCode *ec)
Return the default time zone.
ucal_getNow
U_CAPI UDate ucal_getNow(void)
Get the current date and time.
ucal_equivalentTo
U_CAPI UBool ucal_equivalentTo(const UCalendar *cal1, const UCalendar *cal2)
Returns true if two UCalendars are equivalent.
ucal_getLocaleByType
U_CAPI const char * ucal_getLocaleByType(const UCalendar *cal, ULocDataLocaleType type, UErrorCode *status)
Get the locale for this calendar object.
ucal_getCanonicalTimeZoneID
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...
ucal_getTZDataVersion
U_CAPI const char * ucal_getTZDataVersion(UErrorCode *status)
Returns the timezone data version currently used by ICU.
ucal_getTimeZoneIDForWindowsID
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.
ucal_getFieldDifference
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.
ucal_setMillis
U_CAPI void ucal_setMillis(UCalendar *cal, UDate dateTime, UErrorCode *status)
Set a UCalendar's current time in millis.
ucal_roll
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.
ucal_getType
U_CAPI const char * ucal_getType(const UCalendar *cal, UErrorCode *status)
Get the resource keyword value string designating the calendar type for the UCalendar.
ucal_getWindowsTimeZoneID
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.
ucal_getMillis
U_CAPI UDate ucal_getMillis(const UCalendar *cal, UErrorCode *status)
Get a UCalendar's current time in millis.
ucal_setAttribute
U_CAPI void ucal_setAttribute(UCalendar *cal, UCalendarAttribute attr, int32_t newValue)
Set a numeric attribute associated with a UCalendar.
ucal_openCountryTimeZones
U_CAPI UEnumeration * ucal_openCountryTimeZones(const char *country, UErrorCode *ec)
Create an enumeration over all time zones associated with the given country.
UCalendarDisplayNameType
UCalendarDisplayNameType
Possible formats for a UCalendar's display name.
Definition: ucal.h:856
UCAL_STANDARD
@ UCAL_STANDARD
Standard display name.
Definition: ucal.h:858
UCAL_SHORT_DST
@ UCAL_SHORT_DST
Short daylight savings display name.
Definition: ucal.h:864
UCAL_SHORT_STANDARD
@ UCAL_SHORT_STANDARD
Short standard display name.
Definition: ucal.h:860
UCAL_DST
@ UCAL_DST
Daylight savings display name.
Definition: ucal.h:862
UCalendarMonths
UCalendarMonths
Possible months in a UCalendar.
Definition: ucal.h:525
UCAL_DECEMBER
@ UCAL_DECEMBER
December.
Definition: ucal.h:549
UCAL_MAY
@ UCAL_MAY
May.
Definition: ucal.h:535
UCAL_UNDECIMBER
@ UCAL_UNDECIMBER
Value of the UCAL_MONTH field indicating the thirteenth month of the year.
Definition: ucal.h:554
UCAL_APRIL
@ UCAL_APRIL
April.
Definition: ucal.h:533
UCAL_NOVEMBER
@ UCAL_NOVEMBER
November.
Definition: ucal.h:547
UCAL_JUNE
@ UCAL_JUNE
June.
Definition: ucal.h:537
UCAL_AUGUST
@ UCAL_AUGUST
August.
Definition: ucal.h:541
UCAL_JULY
@ UCAL_JULY
July.
Definition: ucal.h:539
UCAL_SEPTEMBER
@ UCAL_SEPTEMBER
September.
Definition: ucal.h:543
UCAL_JANUARY
@ UCAL_JANUARY
January.
Definition: ucal.h:527
UCAL_FEBRUARY
@ UCAL_FEBRUARY
February.
Definition: ucal.h:529
UCAL_MARCH
@ UCAL_MARCH
March.
Definition: ucal.h:531
UCAL_OCTOBER
@ UCAL_OCTOBER
October.
Definition: ucal.h:545
ucal_isSet
U_CAPI UBool ucal_isSet(const UCalendar *cal, UCalendarDateFields field)
Determine if a field in a UCalendar is set.
ucal_setDateTime
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.
UCalendar
void * UCalendar
A calendar.
Definition: ucal.h:172
ucal_countAvailable
U_CAPI int32_t ucal_countAvailable(void)
Determine how many locales have calendars available.
uenum.h
C API: String Enumeration.
UEnumeration
struct UEnumeration UEnumeration
structure representing an enumeration object instance
Definition: uenum.h:44
uloc.h
C API: Locale ID functionality similar to C++ class Locale.
ULocDataLocaleType
ULocDataLocaleType
Constants for *_getLocale() Allow user to select whether she wants information on requested,...
Definition: uloc.h:338
UBool
int8_t UBool
The ICU boolean type, a signed-byte integer.
Definition: umachine.h:247
U_CAPI
#define U_CAPI
This is used to declare a function as a public ICU C API.
Definition: umachine.h:110
UChar
char16_t UChar
The base type for UTF-16 code units and pointers.
Definition: umachine.h:378
utypes.h
Basic definitions for ICU, for both C and C++ APIs.
UErrorCode
UErrorCode
Standard ICU4C error code type, a substitute for exceptions.
Definition: utypes.h:415
UDate
double UDate
Date and Time data type.
Definition: utypes.h:203