iso8601cal.h (2774B)
1 // © 2022 and later: Unicode, Inc. and others. 2 // License & terms of use: http://www.unicode.org/copyright.html 3 #ifndef ISO8601CAL_H 4 #define ISO8601CAL_H 5 6 #include "unicode/utypes.h" 7 8 #if !UCONFIG_NO_FORMATTING 9 10 #include "unicode/calendar.h" 11 #include "unicode/gregocal.h" 12 #include "unicode/timezone.h" 13 14 U_NAMESPACE_BEGIN 15 16 /** 17 * Concrete class which provides the ISO8601 calendar. 18 * <P> 19 * <code>ISO8601Calendar</code> is a subclass of <code>GregorianCalendar</code> 20 * that the first day of a week is Monday and the minimal days in the first 21 * week of a year or month is four days. 22 * <p> 23 * The ISO8601 calendar is identical to the Gregorian calendar in all respects 24 * except for the first day of week and the minimal days in the first week 25 * of a year. 26 * @internal 27 */ 28 class ISO8601Calendar : public GregorianCalendar { 29 public: 30 //------------------------------------------------------------------------- 31 // Constructors... 32 //------------------------------------------------------------------------- 33 34 /** 35 * Constructs a DangiCalendar based on the current time in the default time zone 36 * with the given locale. 37 * 38 * @param aLocale The given locale. 39 * @param success Indicates the status of ISO8601Calendar object construction. 40 * Returns U_ZERO_ERROR if constructed successfully. 41 * @internal 42 */ 43 ISO8601Calendar(const Locale& aLocale, UErrorCode &success); 44 45 /** 46 * Copy Constructor 47 * @internal 48 */ 49 ISO8601Calendar(const ISO8601Calendar& other) = default; 50 51 /** 52 * Destructor. 53 * @internal 54 */ 55 virtual ~ISO8601Calendar(); 56 57 /** 58 * Clone. 59 * @internal 60 */ 61 virtual ISO8601Calendar* clone() const override; 62 63 // UObject stuff 64 public: 65 /** 66 * @return The class ID for this object. All objects of a given class have the 67 * same class ID. Objects of other classes have different class IDs. 68 * @internal 69 */ 70 virtual UClassID getDynamicClassID() const override; 71 72 /** 73 * Return the class ID for this class. This is useful only for comparing to a return 74 * value from getDynamicClassID(). For example: 75 * 76 * Base* polymorphic_pointer = createPolymorphicObject(); 77 * if (polymorphic_pointer->getDynamicClassID() == 78 * Derived::getStaticClassID()) ... 79 * 80 * @return The class ID for all objects of this class. 81 * @internal 82 */ 83 U_I18N_API static UClassID U_EXPORT2 getStaticClassID(); 84 85 /** 86 * return the calendar type, "iso8601". 87 * 88 * @return calendar type 89 * @internal 90 */ 91 virtual const char * getType() const override; 92 93 protected: 94 virtual bool isEra0CountingBackward() const override { return false; } 95 96 private: 97 98 ISO8601Calendar(); // default constructor not implemented 99 }; 100 101 U_NAMESPACE_END 102 103 #endif 104 #endif