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Commit	Line	Data
	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	friend ostream WXDLLEXPORT & operator << (ostream &os, const wxDate &dt);
	96
	97	wxString FormatDate (int type=-1) const;
	98	void SetFormat (int format);
	99	int SetOption (int option, bool enable=TRUE);
	100
	101	long GetJulianDate() const; // returns julian date
	102	int GetDayOfYear() const; // returns relative date since Jan. 1
	103	bool IsLeapYear() const; // returns TRUE if leap year, FALSE if not
	104
	105	// Version 4.0 Extension to Public Interface - CDP
	106
	107	// These 'Set's modify the date object and actually SET it
	108	// They all return a reference to self (*this)
	109
	110	wxDate &Set(); // Sets to current system date
	111	wxDate &Set(long lJulian);
	112	wxDate &Set(int nMonth, int nDay, int nYear);
	113
	114	wxDate &AddWeeks(int nCount = 1); //
	115	wxDate &AddMonths(int nCount = 1); // May also pass neg# to decrement
	116	wxDate &AddYears(int nCount = 1); //
	117
	118	int GetDay() const; // Numeric Day of date object
	119	int GetDaysInMonth(); // Number of days in month (1..31)
	120	int GetFirstDayOfMonth() const; // First Day Of Month (1..7)
	121
	122	wxString GetDayOfWeekName(); // Character Day Of Week ('Sunday'..'Saturday')
	123	int GetDayOfWeek() const; // (1..7)
	124
	125	int GetWeekOfMonth(); // Numeric Week Of Month (1..6)
	126	int GetWeekOfYear(); // Numeric Week Of Year (1..52)
	127
	128	wxString GetMonthName(); // Character Month name
	129	int GetMonth() const; // Month Number (1..12)
	130	wxDate GetMonthStart(); // First Date Of Month
	131	wxDate GetMonthEnd(); // Last Date Of Month
	132
	133	int GetYear() const; // eg. 1992
	134	wxDate GetYearStart(); // First Date Of Year
	135	wxDate GetYearEnd(); // Last Date Of Year
	136
	137	bool IsBetween(const wxDate& first, const wxDate& second) const;
	138
	139	wxDate Previous(int dayOfWeek) const;
	140	};
	141
	142	#endif // wxUSE_TIMEDATE
	143	#endif
	144	// _WX_DATE_H_