ICU 67.1  67.1
calendar.h
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1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 ********************************************************************************
5 * Copyright (C) 1997-2014, International Business Machines
6 * Corporation and others. All Rights Reserved.
7 ********************************************************************************
8 *
9 * File CALENDAR.H
10 *
11 * Modification History:
12 *
13 * Date Name Description
14 * 04/22/97 aliu Expanded and corrected comments and other header
15 * contents.
16 * 05/01/97 aliu Made equals(), before(), after() arguments const.
17 * 05/20/97 aliu Replaced fAreFieldsSet with fAreFieldsInSync and
18 * fAreAllFieldsSet.
19 * 07/27/98 stephen Sync up with JDK 1.2
20 * 11/15/99 weiv added YEAR_WOY and DOW_LOCAL
21 * to EDateFields
22 * 8/19/2002 srl Removed Javaisms
23 * 11/07/2003 srl Update, clean up documentation.
24 ********************************************************************************
25 */
26 
27 #ifndef CALENDAR_H
28 #define CALENDAR_H
29 
30 #include "unicode/utypes.h"
31 
32 #if U_SHOW_CPLUSPLUS_API
33 
38 #if !UCONFIG_NO_FORMATTING
39 
40 #include "unicode/uobject.h"
41 #include "unicode/locid.h"
42 #include "unicode/timezone.h"
43 #include "unicode/ucal.h"
44 #include "unicode/umisc.h"
45 
46 U_NAMESPACE_BEGIN
47 
48 class ICUServiceFactory;
49 
53 typedef int32_t UFieldResolutionTable[12][8];
54 
55 class BasicTimeZone;
187 class U_I18N_API Calendar : public UObject {
188 public:
189 #ifndef U_FORCE_HIDE_DEPRECATED_API
190 
196  enum EDateFields {
197 #ifndef U_HIDE_DEPRECATED_API
198 /*
199  * ERA may be defined on other platforms. To avoid any potential problems undefined it here.
200  */
201 #ifdef ERA
202 #undef ERA
203 #endif
204  ERA, // Example: 0..1
205  YEAR, // Example: 1..big number
206  MONTH, // Example: 0..11
207  WEEK_OF_YEAR, // Example: 1..53
208  WEEK_OF_MONTH, // Example: 1..4
209  DATE, // Example: 1..31
210  DAY_OF_YEAR, // Example: 1..365
211  DAY_OF_WEEK, // Example: 1..7
212  DAY_OF_WEEK_IN_MONTH, // Example: 1..4, may be specified as -1
213  AM_PM, // Example: 0..1
214  HOUR, // Example: 0..11
215  HOUR_OF_DAY, // Example: 0..23
216  MINUTE, // Example: 0..59
217  SECOND, // Example: 0..59
218  MILLISECOND, // Example: 0..999
219  ZONE_OFFSET, // Example: -12*U_MILLIS_PER_HOUR..12*U_MILLIS_PER_HOUR
220  DST_OFFSET, // Example: 0 or U_MILLIS_PER_HOUR
221  YEAR_WOY, // 'Y' Example: 1..big number - Year of Week of Year
222  DOW_LOCAL, // 'e' Example: 1..7 - Day of Week / Localized
223 
224  EXTENDED_YEAR,
225  JULIAN_DAY,
226  MILLISECONDS_IN_DAY,
227  IS_LEAP_MONTH,
228 
229  FIELD_COUNT = UCAL_FIELD_COUNT // See ucal.h for other fields.
230 #endif /* U_HIDE_DEPRECATED_API */
231  };
232 #endif // U_FORCE_HIDE_DEPRECATED_API
233 
234 #ifndef U_HIDE_DEPRECATED_API
235 
241  enum EDaysOfWeek {
242  SUNDAY = 1,
243  MONDAY,
244  TUESDAY,
245  WEDNESDAY,
246  THURSDAY,
247  FRIDAY,
248  SATURDAY
249  };
250 
255  enum EMonths {
256  JANUARY,
257  FEBRUARY,
258  MARCH,
259  APRIL,
260  MAY,
261  JUNE,
262  JULY,
263  AUGUST,
264  SEPTEMBER,
265  OCTOBER,
266  NOVEMBER,
267  DECEMBER,
268  UNDECIMBER
269  };
270 
275  enum EAmpm {
276  AM,
277  PM
278  };
279 #endif /* U_HIDE_DEPRECATED_API */
280 
285  virtual ~Calendar();
286 
293  virtual Calendar* clone() const = 0;
294 
306  static Calendar* U_EXPORT2 createInstance(UErrorCode& success);
307 
320  static Calendar* U_EXPORT2 createInstance(TimeZone* zoneToAdopt, UErrorCode& success);
321 
333  static Calendar* U_EXPORT2 createInstance(const TimeZone& zone, UErrorCode& success);
334 
345  static Calendar* U_EXPORT2 createInstance(const Locale& aLocale, UErrorCode& success);
346 
360  static Calendar* U_EXPORT2 createInstance(TimeZone* zoneToAdopt, const Locale& aLocale, UErrorCode& success);
361 
374  static Calendar* U_EXPORT2 createInstance(const TimeZone& zone, const Locale& aLocale, UErrorCode& success);
375 
385  static const Locale* U_EXPORT2 getAvailableLocales(int32_t& count);
386 
387 
404  static StringEnumeration* U_EXPORT2 getKeywordValuesForLocale(const char* key,
405  const Locale& locale, UBool commonlyUsed, UErrorCode& status);
406 
414  static UDate U_EXPORT2 getNow(void);
415 
429  inline UDate getTime(UErrorCode& status) const { return getTimeInMillis(status); }
430 
441  inline void setTime(UDate date, UErrorCode& status) { setTimeInMillis(date, status); }
442 
454  virtual UBool operator==(const Calendar& that) const;
455 
464  UBool operator!=(const Calendar& that) const {return !operator==(that);}
465 
476  virtual UBool isEquivalentTo(const Calendar& other) const;
477 
492  UBool equals(const Calendar& when, UErrorCode& status) const;
493 
507  UBool before(const Calendar& when, UErrorCode& status) const;
508 
522  UBool after(const Calendar& when, UErrorCode& status) const;
523 
524 #ifndef U_FORCE_HIDE_DEPRECATED_API
525 
545  virtual void add(EDateFields field, int32_t amount, UErrorCode& status);
546 #endif // U_FORCE_HIDE_DEPRECATED_API
547 
568  virtual void add(UCalendarDateFields field, int32_t amount, UErrorCode& status);
569 
570 #ifndef U_HIDE_DEPRECATED_API
571 
603  inline void roll(EDateFields field, UBool up, UErrorCode& status);
604 #endif /* U_HIDE_DEPRECATED_API */
605 
638  inline void roll(UCalendarDateFields field, UBool up, UErrorCode& status);
639 
640 #ifndef U_FORCE_HIDE_DEPRECATED_API
641 
672  virtual void roll(EDateFields field, int32_t amount, UErrorCode& status);
673 #endif // U_FORCE_HIDE_DEPRECATED_API
674 
706  virtual void roll(UCalendarDateFields field, int32_t amount, UErrorCode& status);
707 
708 #ifndef U_FORCE_HIDE_DEPRECATED_API
709 
764  virtual int32_t fieldDifference(UDate when, EDateFields field, UErrorCode& status);
765 #endif // U_FORCE_HIDE_DEPRECATED_API
766 
822  virtual int32_t fieldDifference(UDate when, UCalendarDateFields field, UErrorCode& status);
823 
832  void adoptTimeZone(TimeZone* value);
833 
841  void setTimeZone(const TimeZone& zone);
842 
851  const TimeZone& getTimeZone(void) const;
852 
861  TimeZone* orphanTimeZone(void);
862 
871  virtual UBool inDaylightTime(UErrorCode& status) const = 0;
872 
885  void setLenient(UBool lenient);
886 
893  UBool isLenient(void) const;
894 
915  void setRepeatedWallTimeOption(UCalendarWallTimeOption option);
916 
926  UCalendarWallTimeOption getRepeatedWallTimeOption(void) const;
927 
949  void setSkippedWallTimeOption(UCalendarWallTimeOption option);
950 
961  UCalendarWallTimeOption getSkippedWallTimeOption(void) const;
962 
963 #ifndef U_HIDE_DEPRECATED_API
964 
970  void setFirstDayOfWeek(EDaysOfWeek value);
971 #endif /* U_HIDE_DEPRECATED_API */
972 
979  void setFirstDayOfWeek(UCalendarDaysOfWeek value);
980 
981 #ifndef U_HIDE_DEPRECATED_API
982 
988  EDaysOfWeek getFirstDayOfWeek(void) const;
989 #endif /* U_HIDE_DEPRECATED_API */
990 
998  UCalendarDaysOfWeek getFirstDayOfWeek(UErrorCode &status) const;
999 
1009  void setMinimalDaysInFirstWeek(uint8_t value);
1010 
1020  uint8_t getMinimalDaysInFirstWeek(void) const;
1021 
1022 #ifndef U_FORCE_HIDE_DEPRECATED_API
1023 
1031  virtual int32_t getMinimum(EDateFields field) const;
1032 #endif // U_FORCE_HIDE_DEPRECATED_API
1033 
1042  virtual int32_t getMinimum(UCalendarDateFields field) const;
1043 
1044 #ifndef U_FORCE_HIDE_DEPRECATED_API
1045 
1053  virtual int32_t getMaximum(EDateFields field) const;
1054 #endif // U_FORCE_HIDE_DEPRECATED_API
1055 
1064  virtual int32_t getMaximum(UCalendarDateFields field) const;
1065 
1066 #ifndef U_FORCE_HIDE_DEPRECATED_API
1067 
1075  virtual int32_t getGreatestMinimum(EDateFields field) const;
1076 #endif // U_FORCE_HIDE_DEPRECATED_API
1077 
1086  virtual int32_t getGreatestMinimum(UCalendarDateFields field) const;
1087 
1088 #ifndef U_FORCE_HIDE_DEPRECATED_API
1089 
1097  virtual int32_t getLeastMaximum(EDateFields field) const;
1098 #endif // U_FORCE_HIDE_DEPRECATED_API
1099 
1108  virtual int32_t getLeastMaximum(UCalendarDateFields field) const;
1109 
1110 #ifndef U_HIDE_DEPRECATED_API
1111 
1125  int32_t getActualMinimum(EDateFields field, UErrorCode& status) const;
1126 #endif /* U_HIDE_DEPRECATED_API */
1127 
1142  virtual int32_t getActualMinimum(UCalendarDateFields field, UErrorCode& status) const;
1143 
1144 #ifndef U_HIDE_DEPRECATED_API
1145 
1161  int32_t getActualMaximum(EDateFields field, UErrorCode& status) const;
1162 #endif /* U_HIDE_DEPRECATED_API */
1163 
1180  virtual int32_t getActualMaximum(UCalendarDateFields field, UErrorCode& status) const;
1181 
1182 #ifndef U_HIDE_DEPRECATED_API
1183 
1196  int32_t get(EDateFields field, UErrorCode& status) const;
1197 #endif /* U_HIDE_DEPRECATED_API */
1198 
1212  int32_t get(UCalendarDateFields field, UErrorCode& status) const;
1213 
1214 #ifndef U_HIDE_DEPRECATED_API
1215 
1223  UBool isSet(EDateFields field) const;
1224 #endif /* U_HIDE_DEPRECATED_API */
1225 
1234  UBool isSet(UCalendarDateFields field) const;
1235 
1236 #ifndef U_HIDE_DEPRECATED_API
1237 
1244  void set(EDateFields field, int32_t value);
1245 #endif /* U_HIDE_DEPRECATED_API */
1246 
1254  void set(UCalendarDateFields field, int32_t value);
1255 
1266  void set(int32_t year, int32_t month, int32_t date);
1267 
1280  void set(int32_t year, int32_t month, int32_t date, int32_t hour, int32_t minute);
1281 
1295  void set(int32_t year, int32_t month, int32_t date, int32_t hour, int32_t minute, int32_t second);
1296 
1303  void clear(void);
1304 
1305 #ifndef U_HIDE_DEPRECATED_API
1306 
1314  void clear(EDateFields field);
1315 #endif /* U_HIDE_DEPRECATED_API */
1316 
1325  void clear(UCalendarDateFields field);
1326 
1342  virtual UClassID getDynamicClassID(void) const = 0;
1343 
1376  virtual const char * getType() const = 0;
1377 
1394  virtual UCalendarWeekdayType getDayOfWeekType(UCalendarDaysOfWeek dayOfWeek, UErrorCode &status) const;
1395 
1410  virtual int32_t getWeekendTransition(UCalendarDaysOfWeek dayOfWeek, UErrorCode &status) const;
1411 
1421  virtual UBool isWeekend(UDate date, UErrorCode &status) const;
1422 
1430  virtual UBool isWeekend(void) const;
1431 
1432 protected:
1433 
1442  Calendar(UErrorCode& success);
1443 
1450  Calendar(const Calendar& source);
1451 
1458  Calendar& operator=(const Calendar& right);
1459 
1470  Calendar(TimeZone* zone, const Locale& aLocale, UErrorCode& success);
1471 
1481  Calendar(const TimeZone& zone, const Locale& aLocale, UErrorCode& success);
1482 
1491  virtual void computeTime(UErrorCode& status);
1492 
1504  virtual void computeFields(UErrorCode& status);
1505 
1515  double getTimeInMillis(UErrorCode& status) const;
1516 
1525  void setTimeInMillis( double millis, UErrorCode& status );
1526 
1536  void complete(UErrorCode& status);
1537 
1538 #ifndef U_HIDE_DEPRECATED_API
1539 
1547  inline int32_t internalGet(EDateFields field) const {return fFields[field];}
1548 #endif /* U_HIDE_DEPRECATED_API */
1549 
1550 #ifndef U_HIDE_INTERNAL_API
1551 
1561  inline int32_t internalGet(UCalendarDateFields field, int32_t defaultValue) const {return fStamp[field]>kUnset ? fFields[field] : defaultValue;}
1562 
1571  inline int32_t internalGet(UCalendarDateFields field) const {return fFields[field];}
1572 #endif /* U_HIDE_INTERNAL_API */
1573 
1574 #ifndef U_HIDE_DEPRECATED_API
1575 
1584  void internalSet(EDateFields field, int32_t value);
1585 #endif /* U_HIDE_DEPRECATED_API */
1586 
1596  inline void internalSet(UCalendarDateFields field, int32_t value);
1597 
1604  virtual void prepareGetActual(UCalendarDateFields field, UBool isMinimum, UErrorCode &status);
1605 
1610  enum ELimitType {
1611 #ifndef U_HIDE_INTERNAL_API
1612  UCAL_LIMIT_MINIMUM = 0,
1613  UCAL_LIMIT_GREATEST_MINIMUM,
1614  UCAL_LIMIT_LEAST_MAXIMUM,
1615  UCAL_LIMIT_MAXIMUM,
1616  UCAL_LIMIT_COUNT
1617 #endif /* U_HIDE_INTERNAL_API */
1618  };
1619 
1641  virtual int32_t handleGetLimit(UCalendarDateFields field, ELimitType limitType) const = 0;
1642 
1650  virtual int32_t getLimit(UCalendarDateFields field, ELimitType limitType) const;
1651 
1652 
1666  virtual int32_t handleComputeMonthStart(int32_t eyear, int32_t month,
1667  UBool useMonth) const = 0;
1668 
1676  virtual int32_t handleGetMonthLength(int32_t extendedYear, int32_t month) const ;
1677 
1685  virtual int32_t handleGetYearLength(int32_t eyear) const;
1686 
1687 
1696  virtual int32_t handleGetExtendedYear() = 0;
1697 
1706  virtual int32_t handleComputeJulianDay(UCalendarDateFields bestField);
1707 
1716  virtual int32_t handleGetExtendedYearFromWeekFields(int32_t yearWoy, int32_t woy);
1717 
1724  virtual void validateField(UCalendarDateFields field, UErrorCode &status);
1725 
1726 #ifndef U_HIDE_INTERNAL_API
1727 
1733  int32_t computeJulianDay();
1734 
1742  double computeMillisInDay();
1743 
1753  int32_t computeZoneOffset(double millis, double millisInDay, UErrorCode &ec);
1754 
1755 
1764  int32_t newestStamp(UCalendarDateFields start, UCalendarDateFields end, int32_t bestSoFar) const;
1765 
1771  enum {
1773  kResolveSTOP = -1,
1775  kResolveRemap = 32
1776  };
1777 
1783  static const UFieldResolutionTable kDatePrecedence[];
1784 
1790  static const UFieldResolutionTable kYearPrecedence[];
1791 
1797  static const UFieldResolutionTable kDOWPrecedence[];
1798 
1826  UCalendarDateFields resolveFields(const UFieldResolutionTable *precedenceTable);
1827 #endif /* U_HIDE_INTERNAL_API */
1828 
1829 
1833  virtual const UFieldResolutionTable* getFieldResolutionTable() const;
1834 
1835 #ifndef U_HIDE_INTERNAL_API
1836 
1841  UCalendarDateFields newerField(UCalendarDateFields defaultField, UCalendarDateFields alternateField) const;
1842 #endif /* U_HIDE_INTERNAL_API */
1843 
1844 
1845 private:
1854  int32_t getActualHelper(UCalendarDateFields field, int32_t startValue, int32_t endValue, UErrorCode &status) const;
1855 
1856 
1857 protected:
1863 
1875 
1882 
1891 
1898  UDate internalGetTime(void) const { return fTime; }
1899 
1907  void internalSetTime(UDate time) { fTime = time; }
1908 
1913  int32_t fFields[UCAL_FIELD_COUNT];
1914 
1915 #ifndef U_FORCE_HIDE_DEPRECATED_API
1916 
1921 #endif // U_FORCE_HIDE_DEPRECATED_API
1922 
1926  enum {
1927  kUnset = 0,
1928  kInternallySet,
1929  kMinimumUserStamp
1930  };
1931 
1938  int32_t fStamp[UCAL_FIELD_COUNT];
1939 
1964  virtual void handleComputeFields(int32_t julianDay, UErrorCode &status);
1965 
1966 #ifndef U_HIDE_INTERNAL_API
1967 
1972  int32_t getGregorianYear() const {
1973  return fGregorianYear;
1974  }
1975 
1981  int32_t getGregorianMonth() const {
1982  return fGregorianMonth;
1983  }
1984 
1990  int32_t getGregorianDayOfYear() const {
1991  return fGregorianDayOfYear;
1992  }
1993 
1999  int32_t getGregorianDayOfMonth() const {
2000  return fGregorianDayOfMonth;
2001  }
2002 #endif /* U_HIDE_INTERNAL_API */
2003 
2010  virtual int32_t getDefaultMonthInYear(int32_t eyear) ;
2011 
2012 
2020  virtual int32_t getDefaultDayInMonth(int32_t eyear, int32_t month);
2021 
2022  //-------------------------------------------------------------------------
2023  // Protected utility methods for use by subclasses. These are very handy
2024  // for implementing add, roll, and computeFields.
2025  //-------------------------------------------------------------------------
2026 
2056  virtual void pinField(UCalendarDateFields field, UErrorCode& status);
2057 
2101  int32_t weekNumber(int32_t desiredDay, int32_t dayOfPeriod, int32_t dayOfWeek);
2102 
2103 
2104 #ifndef U_HIDE_INTERNAL_API
2105 
2135  inline int32_t weekNumber(int32_t dayOfPeriod, int32_t dayOfWeek);
2136 
2141  int32_t getLocalDOW();
2142 #endif /* U_HIDE_INTERNAL_API */
2143 
2144 private:
2145 
2149  int32_t fNextStamp;// = MINIMUM_USER_STAMP;
2150 
2155  void recalculateStamp();
2156 
2160  UDate fTime;
2161 
2165  UBool fLenient;
2166 
2171  TimeZone* fZone;
2172 
2177  UCalendarWallTimeOption fRepeatedWallTime;
2178 
2183  UCalendarWallTimeOption fSkippedWallTime;
2184 
2193  UCalendarDaysOfWeek fFirstDayOfWeek;
2194  uint8_t fMinimalDaysInFirstWeek;
2195  UCalendarDaysOfWeek fWeekendOnset;
2196  int32_t fWeekendOnsetMillis;
2197  UCalendarDaysOfWeek fWeekendCease;
2198  int32_t fWeekendCeaseMillis;
2199 
2210  void setWeekData(const Locale& desiredLocale, const char *type, UErrorCode& success);
2211 
2221  void updateTime(UErrorCode& status);
2222 
2228  int32_t fGregorianYear;
2229 
2235  int32_t fGregorianMonth;
2236 
2242  int32_t fGregorianDayOfYear;
2243 
2249  int32_t fGregorianDayOfMonth;
2250 
2251  /* calculations */
2252 
2259  void computeGregorianAndDOWFields(int32_t julianDay, UErrorCode &ec);
2260 
2261 protected:
2262 
2270  void computeGregorianFields(int32_t julianDay, UErrorCode &ec);
2271 
2272 private:
2273 
2294  void computeWeekFields(UErrorCode &ec);
2295 
2296 
2304  void validateFields(UErrorCode &status);
2305 
2313  void validateField(UCalendarDateFields field, int32_t min, int32_t max, UErrorCode& status);
2314 
2315  protected:
2316 #ifndef U_HIDE_INTERNAL_API
2317 
2326  static uint8_t julianDayToDayOfWeek(double julian);
2327 #endif /* U_HIDE_INTERNAL_API */
2328 
2329  private:
2330  char validLocale[ULOC_FULLNAME_CAPACITY];
2331  char actualLocale[ULOC_FULLNAME_CAPACITY];
2332 
2333  public:
2334 #if !UCONFIG_NO_SERVICE
2335 
2339 #ifndef U_HIDE_INTERNAL_API
2340 
2346  static StringEnumeration* getAvailableLocales(void);
2347 
2361  static URegistryKey registerFactory(ICUServiceFactory* toAdopt, UErrorCode& status);
2362 
2378  static UBool unregister(URegistryKey key, UErrorCode& status);
2379 #endif /* U_HIDE_INTERNAL_API */
2380 
2385  friend class CalendarFactory;
2386 
2391  friend class CalendarService;
2392 
2397  friend class DefaultCalendarFactory;
2398 #endif /* !UCONFIG_NO_SERVICE */
2399 
2404  virtual UBool haveDefaultCentury() const = 0;
2405 
2410  virtual UDate defaultCenturyStart() const = 0;
2415  virtual int32_t defaultCenturyStartYear() const = 0;
2416 
2423  Locale getLocale(ULocDataLocaleType type, UErrorCode &status) const;
2424 
2430  virtual int32_t getRelatedYear(UErrorCode &status) const;
2431 
2437  virtual void setRelatedYear(int32_t year);
2438 
2439 #ifndef U_HIDE_INTERNAL_API
2440 
2446  const char* getLocaleID(ULocDataLocaleType type, UErrorCode &status) const;
2447 #endif /* U_HIDE_INTERNAL_API */
2448 
2449 private:
2454  BasicTimeZone* getBasicTimeZone() const;
2455 
2463  UBool getImmediatePreviousZoneTransition(UDate base, UDate *transitionTime, UErrorCode& status) const;
2464 
2465 public:
2466 #ifndef U_HIDE_INTERNAL_API
2467 
2475  static Calendar * U_EXPORT2 makeInstance(
2476  const Locale &locale, UErrorCode &status);
2477 
2488  static void U_EXPORT2 getCalendarTypeFromLocale(
2489  const Locale &locale,
2490  char *typeBuffer,
2491  int32_t typeBufferSize,
2492  UErrorCode &status);
2493 #endif /* U_HIDE_INTERNAL_API */
2494 };
2495 
2496 // -------------------------------------
2497 
2498 inline Calendar*
2500 {
2501  // since the Locale isn't specified, use the default locale
2502  return createInstance(zone, Locale::getDefault(), errorCode);
2503 }
2504 
2505 // -------------------------------------
2506 
2507 inline void
2509 {
2510  roll(field, (int32_t)(up ? +1 : -1), status);
2511 }
2512 
2513 #ifndef U_HIDE_DEPRECATED_API
2514 inline void
2516 {
2517  roll((UCalendarDateFields) field, up, status);
2518 }
2519 #endif /* U_HIDE_DEPRECATED_API */
2520 
2521 
2522 // -------------------------------------
2523 
2529 inline void
2531 {
2532  fFields[field] = value;
2533  fStamp[field] = kInternallySet;
2534  fIsSet[field] = TRUE; // Remove later
2535 }
2536 
2537 
2538 #ifndef U_HIDE_INTERNAL_API
2539 inline int32_t Calendar::weekNumber(int32_t dayOfPeriod, int32_t dayOfWeek)
2540 {
2541  return weekNumber(dayOfPeriod, dayOfPeriod, dayOfWeek);
2542 }
2543 #endif /* U_HIDE_INTERNAL_API */
2544 
2545 U_NAMESPACE_END
2546 
2547 #endif /* #if !UCONFIG_NO_FORMATTING */
2548 
2549 #endif /* U_SHOW_CPLUSPLUS_API */
2550 
2551 #endif // _CALENDAR
UCalendarDateFields
Possible fields in a UCalendar.
Definition: ucal.h:199
C API: Calendar.
UDate internalGetTime(void) const
Get the current time without recomputing.
Definition: calendar.h:1898
Calendar is an abstract base class for converting between a UDate object and a set of integer fields ...
Definition: calendar.h:187
C++ API: TimeZone object.
double UDate
Date and Time data type.
Definition: utypes.h:203
U_EXPORT UBool operator==(const StringPiece &x, const StringPiece &y)
Global operator == for StringPiece.
int32_t internalGet(EDateFields field) const
Gets the value for a given time field.
Definition: calendar.h:1547
void * UClassID
UClassID is used to identify classes without using the compiler's RTTI.
Definition: uobject.h:96
C API:misc definitions.
#define ULOC_FULLNAME_CAPACITY
Useful constant for the maximum size of the whole locale ID (including the terminating NULL and all k...
Definition: uloc.h:264
Base class for 'pure' C++ implementations of uenum api.
Definition: strenum.h:61
EMonths
Useful constants for month.
Definition: calendar.h:255
TimeZone represents a time zone offset, and also figures out daylight savings.
Definition: timezone.h:133
UCalendarWeekdayType
Weekday types, as returned by ucal_getDayOfWeekType().
Definition: ucal.h:1400
ELimitType
Limit enums.
Definition: calendar.h:1610
int32_t weekNumber(int32_t desiredDay, int32_t dayOfPeriod, int32_t dayOfWeek)
Return the week number of a day, within a period.
#define U_I18N_API
Set to export library symbols from inside the i18n library, and to import them from outside...
Definition: utypes.h:301
UCalendarWallTimeOption
Options for handling ambiguous wall time at time zone offset transitions.
Definition: ucal.h:966
UBool fAreAllFieldsSet
True if all of the fields have been set.
Definition: calendar.h:1881
UBool fIsTimeSet
The flag which indicates if the current time is set in the calendar.
Definition: calendar.h:1862
static Calendar * createInstance(UErrorCode &success)
Creates a Calendar using the default timezone and locale.
UCalendarDaysOfWeek
Useful constant for days of week.
Definition: ucal.h:473
int32_t internalGet(UCalendarDateFields field, int32_t defaultValue) const
Gets the value for a given time field.
Definition: calendar.h:1561
void internalSet(EDateFields field, int32_t value)
Sets the value for a given time field.
virtual UClassID getDynamicClassID() const
ICU4C "poor man's RTTI", returns a UClassID for the actual ICU class.
void roll(EDateFields field, UBool up, UErrorCode &status)
Time Field Rolling function.
Definition: calendar.h:2515
EAmpm
Useful constants for hour in 12-hour clock.
Definition: calendar.h:275
int32_t getGregorianYear() const
Return the extended year on the Gregorian calendar as computed by computeGregorianFields().
Definition: calendar.h:1972
void setTime(UDate date, UErrorCode &status)
Sets this Calendar's current time with the given UDate.
Definition: calendar.h:441
BasicTimeZone is an abstract class extending TimeZone.
Definition: basictz.h:38
#define TRUE
The TRUE value of a UBool.
Definition: umachine.h:265
int32_t getGregorianDayOfMonth() const
Return the day of month (1-based) on the Gregorian calendar as computed by computeGregorianFields().
Definition: calendar.h:1999
EDaysOfWeek
Useful constant for days of week.
Definition: calendar.h:241
UDate getTime(UErrorCode &status) const
Gets this Calendar's time as milliseconds.
Definition: calendar.h:429
C++ API: Common ICU base class UObject.
const void * URegistryKey
Opaque type returned by registerInstance, registerFactory and unregister for service registration...
Definition: umisc.h:57
int32_t getGregorianDayOfYear() const
Return the day of year (1-based) on the Gregorian calendar as computed by computeGregorianFields().
Definition: calendar.h:1990
int32_t getGregorianMonth() const
Return the month (0-based) on the Gregorian calendar as computed by computeGregorianFields().
Definition: calendar.h:1981
UErrorCode
Standard ICU4C error code type, a substitute for exceptions.
Definition: utypes.h:415
ULocDataLocaleType
Constants for *_getLocale() Allow user to select whether she wants information on requested...
Definition: uloc.h:338
UBool fAreFieldsVirtuallySet
True if all fields have been virtually set, but have not yet been computed.
Definition: calendar.h:1890
C++ API: Locale ID object.
EDateFields
Field IDs for date and time.
Definition: calendar.h:196
void internalSetTime(UDate time)
Set the current time without affecting flags or fields.
Definition: calendar.h:1907
Basic definitions for ICU, for both C and C++ APIs.
One more than the highest normal UCalendarDateFields value.
Definition: ucal.h:449
UBool operator!=(const Calendar &that) const
Compares the inequality of two Calendar objects.
Definition: calendar.h:464
UObject is the common ICU "boilerplate" class.
Definition: uobject.h:223
int32_t UFieldResolutionTable[12][8]
Definition: calendar.h:48
int32_t internalGet(UCalendarDateFields field) const
Gets the value for a given time field.
Definition: calendar.h:1571
UBool fAreFieldsSet
True if the fields are in sync with the currently set time of this Calendar.
Definition: calendar.h:1874
int8_t UBool
The ICU boolean type.
Definition: umachine.h:261
A Locale object represents a specific geographical, political, or cultural region.
Definition: locid.h:195