#ifndef _WX_DATETIME_H
#define _WX_DATETIME_H
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(__APPLE__)
#pragma interface "datetime.h"
#endif
+#include "wx/defs.h"
+
+#if wxUSE_DATETIME
+
#include <time.h>
#include <limits.h> // for INT_MIN
class WXDLLEXPORT wxTimeSpan;
class WXDLLEXPORT wxDateSpan;
-// don't use inline functions in debug builds - we don't care about
+// a hack: don't use inline functions in debug builds - we don't care about
// performances and this only leads to increased rebuild time (because every
// time an inline method is changed, all files including the header must be
// rebuilt)
-// For Mingw32, causes a link error.
+
+// For Mingw32, causes a link error. (VZ: why?)
#if defined( __WXDEBUG__) && !defined(__MINGW32__)
+ #define wxDATETIME_DONT_INLINE
+
#undef inline
#define inline
+#else
+ // just in case
+ #undef wxDATETIME_DONT_INLINE
#endif // Debug
// not all c-runtimes are based on 1/1/1970 being (time_t) 0
// wxInvalidDateTime)
class WXDLLEXPORT wxDateTime;
-WXDLLEXPORT_DATA(extern const wxDateTime&) wxDefaultDateTime;
+WXDLLEXPORT_DATA(extern const wxDateTime) wxDefaultDateTime;
#define wxInvalidDateTime wxDefaultDateTime
// ----------------------------------------------------------------------------
// ------------------------------------------------------------------------
// default ctor does not initialize the object, use Set()!
- wxDateTime() { }
+ wxDateTime() { m_time = wxLongLong((long)ULONG_MAX, ULONG_MAX); }
// from time_t: seconds since the Epoch 00:00:00 UTC, Jan 1, 1970)
#if (!(defined(__VISAGECPP__) && __IBMCPP__ >= 400))
// ------------------------------------------------------------------------
// set to the given week day in the same week as this one
- wxDateTime& SetToWeekDayInSameWeek(WeekDay weekday);
- inline wxDateTime GetWeekDayInSameWeek(WeekDay weekday) const;
+ wxDateTime& SetToWeekDayInSameWeek(WeekDay weekday,
+ WeekFlags flags = Monday_First);
+ inline wxDateTime GetWeekDayInSameWeek(WeekDay weekday,
+ WeekFlags flags = Monday_First) const;
// set to the next week day following this one
wxDateTime& SetToNextWeekDay(WeekDay weekday);
// sets the date to the given day of the given week in the year,
// returns TRUE on success and FALSE if given date doesn't exist (e.g.
// numWeek is > 53)
- bool SetToTheWeek(wxDateTime_t numWeek, WeekDay weekday = Mon);
- inline wxDateTime GetWeek(wxDateTime_t numWeek, WeekDay weekday = Mon) const;
+ bool SetToTheWeek(wxDateTime_t numWeek,
+ WeekDay weekday = Mon,
+ WeekFlags flags = Monday_First);
+ inline wxDateTime GetWeek(wxDateTime_t numWeek,
+ WeekDay weekday = Mon,
+ WeekFlags flags = Monday_First) const;
// sets the date to the last day of the given (or current) month or the
// given (or current) year
// result of timezone shift)
// ------------------------------------------------------------------------
- // is the date valid? Note that this will return TRUE for non
- // initialized objects but FALSE if *this == wxInvalidDateTime
+ // is the date valid?
inline bool IsValid() const { return m_time != wxInvalidDateTime.m_time; }
// get the broken down date/time representation in the given timezone
// adoption of the Gregorian calendar is simply unknown.
bool IsGregorianDate(GregorianAdoption country = Gr_Standard) const;
+ // dos date and time format
+ // ------------------------------------------------------------------------
+
+ // set from the DOS packed format
+ wxDateTime& SetFromDOS(unsigned long ddt);
+
+ // pack the date in DOS format
+ unsigned long GetAsDOS() const;
+
// comparison (see also functions below for operator versions)
// ------------------------------------------------------------------------
// Beware about weeks: if you specify both weeks and days, the total number of
// days added will be 7*weeks + days! See also GetTotalDays() function.
//
+// Equality operators are defined for wxDateSpans. Two datespans are equal if
+// they both give the same target date when added to *every* source date.
+// Thus wxDateSpan::Months(1) is not equal to wxDateSpan::Days(30), because
+// they not give the same date when added to 1 Feb. But wxDateSpan::Days(14) is
+// equal to wxDateSpan::Weeks(2)
+//
// Finally, notice that for adding hours, minutes &c you don't need this
// class: wxTimeSpan will do the job because there are no subtleties
// associated with those.
// else than datetime.cpp in debug builds: this minimizes rebuilds if we change
// some inline function and the performance doesn't matter in the debug builds.
-#if !defined(__WXDEBUG__) || defined(wxDEFINE_TIME_CONSTANTS)
+#if !defined(wxDATETIME_DONT_INLINE) || defined(wxDEFINE_TIME_CONSTANTS)
#define INCLUDED_FROM_WX_DATETIME_H
#include "wx/datetime.inl"
#undef INCLUDED_FROM_WX_DATETIME_H
#endif
// if we defined it to be empty above, restore it now
-#undef inline
+#ifdef wxDATETIME_DONT_INLINE
+ #undef inline
+#endif
// ============================================================================
// binary operators
// wxDateSpan
// ----------------------------------------------------------------------------
+// comparison
+// ----------
+
+// ds1 == d2 if and only if for every wxDateTime t t + ds1 == t + ds2
+inline WXDLLEXPORT bool operator==(const wxDateSpan& ds1,
+ const wxDateSpan& ds2)
+{
+ return ds1.GetYears() == ds2.GetYears() &&
+ ds1.GetMonths() == ds2.GetMonths() &&
+ ds1.GetTotalDays() == ds2.GetTotalDays();
+}
+
+inline WXDLLEXPORT bool operator!=(const wxDateSpan& ds1,
+ const wxDateSpan& ds2)
+{
+ return !(ds1 == ds2);
+}
+
// arithmetics
// -----------
: (wxDateTime::WeekDay)(wd - 1);
}
+#endif // wxUSE_DATETIME
+
#endif // _WX_DATETIME_H
projects / wxWidgets.git / blobdiff