| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: date.h |
| 3 | // Purpose: wxDate class |
| 4 | // Author: Julian Smart, Steve Marcus, Eric Simon, Chris Hill, |
| 5 | // Charles D. Price |
| 6 | // Modified by: |
| 7 | // Created: 01/02/97 |
| 8 | // RCS-ID: $Id$ |
| 9 | // Copyright: (c) |
| 10 | // Licence: wxWindows licence |
| 11 | ///////////////////////////////////////////////////////////////////////////// |
| 12 | |
| 13 | #ifndef _WX_DATE_H_ |
| 14 | #define _WX_DATE_H_ |
| 15 | |
| 16 | #ifdef __GNUG__ |
| 17 | #pragma interface "date.h" |
| 18 | #endif |
| 19 | |
| 20 | #include "wx/object.h" |
| 21 | #include "wx/string.h" |
| 22 | |
| 23 | #if wxUSE_TIMEDATE |
| 24 | // These lines necessary to stop VC++ 6 being confused about namespaces |
| 25 | class WXDLLEXPORT wxDate; |
| 26 | bool WXDLLEXPORT operator<(const wxDate &dt1, const wxDate &dt2); |
| 27 | bool WXDLLEXPORT operator<(const wxDate &dt1, const wxDate &dt2); |
| 28 | bool WXDLLEXPORT operator <= (const wxDate &dt1, const wxDate &dt2); |
| 29 | bool WXDLLEXPORT operator > (const wxDate &dt1, const wxDate &dt2); |
| 30 | bool WXDLLEXPORT operator >= (const wxDate &dt1, const wxDate &dt2); |
| 31 | bool WXDLLEXPORT operator == (const wxDate &dt1, const wxDate &dt2); |
| 32 | bool WXDLLEXPORT operator != (const wxDate &dt1, const wxDate &dt2); |
| 33 | |
| 34 | enum wxdate_format_type {wxMDY, wxDAY, wxMONTH, wxFULL, wxEUROPEAN}; |
| 35 | |
| 36 | #define wxNO_CENTURY 0x02 |
| 37 | #define wxDATE_ABBR 0x04 |
| 38 | |
| 39 | class WXDLLEXPORT wxDate : public wxObject |
| 40 | { |
| 41 | DECLARE_DYNAMIC_CLASS(wxDate) |
| 42 | |
| 43 | protected: |
| 44 | unsigned long julian; // see julDate(); days since 1/1/4713 B.C. |
| 45 | int month; // see NMonth() |
| 46 | int day; // see Day() |
| 47 | int year; // see NYear4() |
| 48 | int day_of_week; // see NDOW(); 1 = Sunday, ... 7 = Saturday |
| 49 | |
| 50 | private: |
| 51 | int DisplayFormat; |
| 52 | unsigned char DisplayOptions; |
| 53 | |
| 54 | void julian_to_mdy (); // convert julian day to mdy |
| 55 | void julian_to_wday (); // convert julian day to day_of_week |
| 56 | void mdy_to_julian (); // convert mdy to julian day |
| 57 | |
| 58 | public: |
| 59 | wxDate (); |
| 60 | wxDate (long j); |
| 61 | wxDate (int m, int d, int y); |
| 62 | wxDate (const wxString& dat); |
| 63 | wxDate (const wxDate &dt); |
| 64 | |
| 65 | #ifndef __SALFORDC__ |
| 66 | operator wxString (void); |
| 67 | #endif |
| 68 | |
| 69 | void operator = (const wxDate& date); |
| 70 | void operator = (const wxString& date); |
| 71 | |
| 72 | wxDate operator + (long i); |
| 73 | wxDate operator + (int i); |
| 74 | |
| 75 | wxDate operator - (long i); |
| 76 | wxDate operator - (int i); |
| 77 | |
| 78 | long operator - (const wxDate &dt); |
| 79 | |
| 80 | wxDate &operator += (long i); |
| 81 | wxDate &operator -= (long i); |
| 82 | |
| 83 | wxDate &operator ++ (); // Prefix increment |
| 84 | wxDate &operator ++ (int); // Postfix increment |
| 85 | wxDate &operator -- (); // Prefix decrement |
| 86 | wxDate &operator -- (int); // Postfix decrement |
| 87 | |
| 88 | friend bool WXDLLEXPORT operator < (const wxDate &dt1, const wxDate &dt2); |
| 89 | friend bool WXDLLEXPORT operator <= (const wxDate &dt1, const wxDate &dt2); |
| 90 | friend bool WXDLLEXPORT operator > (const wxDate &dt1, const wxDate &dt2); |
| 91 | friend bool WXDLLEXPORT operator >= (const wxDate &dt1, const wxDate &dt2); |
| 92 | friend bool WXDLLEXPORT operator == (const wxDate &dt1, const wxDate &dt2); |
| 93 | friend bool WXDLLEXPORT operator != (const wxDate &dt1, const wxDate &dt2); |
| 94 | |
| 95 | #if wxUSE_STD_IOSTREAM |
| 96 | friend ostream WXDLLEXPORT & operator << (ostream &os, const wxDate &dt); |
| 97 | #endif |
| 98 | |
| 99 | wxString FormatDate (int type=-1) const; |
| 100 | void SetFormat (int format); |
| 101 | int SetOption (int option, bool enable=TRUE); |
| 102 | |
| 103 | long GetJulianDate() const; // returns julian date |
| 104 | int GetDayOfYear() const; // returns relative date since Jan. 1 |
| 105 | bool IsLeapYear() const; // returns TRUE if leap year, FALSE if not |
| 106 | |
| 107 | // Version 4.0 Extension to Public Interface - CDP |
| 108 | |
| 109 | // These 'Set's modify the date object and actually SET it |
| 110 | // They all return a reference to self (*this) |
| 111 | |
| 112 | wxDate &Set(); // Sets to current system date |
| 113 | wxDate &Set(long lJulian); |
| 114 | wxDate &Set(int nMonth, int nDay, int nYear); |
| 115 | |
| 116 | wxDate &AddWeeks(int nCount = 1); // |
| 117 | wxDate &AddMonths(int nCount = 1); // May also pass neg# to decrement |
| 118 | wxDate &AddYears(int nCount = 1); // |
| 119 | |
| 120 | int GetDay() const; // Numeric Day of date object |
| 121 | int GetDaysInMonth(); // Number of days in month (1..31) |
| 122 | int GetFirstDayOfMonth() const; // First Day Of Month (1..7) |
| 123 | |
| 124 | wxString GetDayOfWeekName(); // Character Day Of Week ('Sunday'..'Saturday') |
| 125 | int GetDayOfWeek() const; // (1..7) |
| 126 | |
| 127 | int GetWeekOfMonth(); // Numeric Week Of Month (1..6) |
| 128 | int GetWeekOfYear(); // Numeric Week Of Year (1..52) |
| 129 | |
| 130 | wxString GetMonthName(); // Character Month name |
| 131 | int GetMonth() const; // Month Number (1..12) |
| 132 | wxDate GetMonthStart(); // First Date Of Month |
| 133 | wxDate GetMonthEnd(); // Last Date Of Month |
| 134 | |
| 135 | int GetYear() const; // eg. 1992 |
| 136 | wxDate GetYearStart(); // First Date Of Year |
| 137 | wxDate GetYearEnd(); // Last Date Of Year |
| 138 | |
| 139 | bool IsBetween(const wxDate& first, const wxDate& second) const; |
| 140 | |
| 141 | wxDate Previous(int dayOfWeek) const; |
| 142 | }; |
| 143 | |
| 144 | #endif // wxUSE_TIMEDATE |
| 145 | #endif |
| 146 | // _WX_DATE_H_ |