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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
	25	enum wxdate_format_type {wxMDY, wxDAY, wxMONTH, wxFULL, wxEUROPEAN};
	26
	27	#define wxNO_CENTURY 0x02
	28	#define wxDATE_ABBR 0x04
	29
	30	class WXDLLEXPORT wxDate: public wxObject
	31	{
	32	DECLARE_DYNAMIC_CLASS(wxDate)
	33	protected:
	34	unsigned long julian; // see julDate(); days since 1/1/4713 B.C.
	35	int month; // see NMonth()
	36	int day; // see Day()
	37	int year; // see NYear4()
	38	int day_of_week; // see NDOW(); 1 = Sunday, ... 7 = Saturday
	39
	40	private:
	41	int DisplayFormat;
	42	unsigned char DisplayOptions;
	43
	44	void julian_to_mdy (); // convert julian day to mdy
	45	void julian_to_wday (); // convert julian day to day_of_week
	46	void mdy_to_julian (); // convert mdy to julian day
	47
	48	public:
	49	wxDate ();
	50	wxDate (long j);
	51	wxDate (int m, int d, int y);
	52	wxDate (const wxString& dat);
	53	wxDate (const wxDate &dt);
	54
	55	operator wxString (void);
	56	void operator = (const wxDate& date);
	57	void operator = (const wxString& date);
	58
	59	wxDate operator + (long i);
	60	wxDate operator + (int i);
	61
	62	wxDate operator - (long i);
	63	wxDate operator - (int i);
	64
	65	long operator - (const wxDate &dt);
	66
	67	wxDate &operator += (long i);
	68	wxDate &operator -= (long i);
	69
	70	wxDate &operator ++ (); // Prefix increment
	71	wxDate &operator ++ (int); // Postfix increment
	72	wxDate &operator -- (); // Prefix decrement
	73	wxDate &operator -- (int); // Postfix decrement
	74
	75	friend bool operator < (const wxDate &dt1, const wxDate &dt2);
	76	friend bool operator <= (const wxDate &dt1, const wxDate &dt2);
	77	friend bool operator > (const wxDate &dt1, const wxDate &dt2);
	78	friend bool operator >= (const wxDate &dt1, const wxDate &dt2);
	79	friend bool operator == (const wxDate &dt1, const wxDate &dt2);
	80	friend bool operator != (const wxDate &dt1, const wxDate &dt2);
	81
	82	friend ostream &operator << (ostream &os, const wxDate &dt);
	83
	84	wxString FormatDate (int type=-1) const;
	85	void SetFormat (int format);
	86	int SetOption (int option, bool enable=TRUE);
	87
	88	long GetJulianDate() const; // returns julian date
	89	int GetDayOfYear() const; // returns relative date since Jan. 1
	90	bool IsLeapYear() const; // returns TRUE if leap year, FALSE if not
	91
	92	// Version 4.0 Extension to Public Interface - CDP
	93
	94	// These 'Set's modify the date object and actually SET it
	95	// They all return a reference to self (*this)
	96
	97	wxDate &Set(); // Sets to current system date
	98	wxDate &Set(long lJulian);
	99	wxDate &Set(int nMonth, int nDay, int nYear);
	100
	101	wxDate &AddWeeks(int nCount = 1); //
	102	wxDate &AddMonths(int nCount = 1); // May also pass neg# to decrement
	103	wxDate &AddYears(int nCount = 1); //
	104
	105	int GetDay() const; // Numeric Day of date object
	106	int GetDaysInMonth(); // Number of days in month (1..31)
	107	int GetFirstDayOfMonth() const; // First Day Of Month (1..7)
	108
	109	wxString GetDayOfWeekName(); // Character Day Of Week ('Sunday'..'Saturday')
	110	int GetDayOfWeek() const; // (1..7)
	111
	112	int GetWeekOfMonth(); // Numeric Week Of Month (1..6)
	113	int GetWeekOfYear(); // Numeric Week Of Year (1..52)
	114
	115	wxString GetMonthName(); // Character Month name
	116	int GetMonth() const; // Month Number (1..12)
	117	wxDate GetMonthStart(); // First Date Of Month
	118	wxDate GetMonthEnd(); // Last Date Of Month
	119
	120	int GetYear() const; // eg. 1992
	121	wxDate GetYearStart(); // First Date Of Year
	122	wxDate GetYearEnd(); // Last Date Of Year
	123
	124	bool IsBetween(const wxDate& first, const wxDate& second) const;
	125
	126	wxDate Previous(int dayOfWeek) const;
	127	};
	128
	129	#endif
	130	#endif
	131	// _WX_DATE_H_