#ifndef _WX_DATETIME_H
#define _WX_DATETIME_H
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma interface "datetime.h"
-#endif
-
#include "wx/defs.h"
#if wxUSE_DATETIME
#include "wx/longlong.h"
-class WXDLLIMPEXP_BASE wxDateTime;
-class WXDLLIMPEXP_BASE wxTimeSpan;
-class WXDLLIMPEXP_BASE wxDateSpan;
+class WXDLLIMPEXP_FWD_BASE wxDateTime;
+class WXDLLIMPEXP_FWD_BASE wxTimeSpan;
+class WXDLLIMPEXP_FWD_BASE wxDateSpan;
#include "wx/dynarray.h"
// set this to the corresponding value in seconds 1/1/1970 has on your
// systems c-runtime
-#if defined(__WXMAC__) && !defined(__DARWIN__) && __MSL__ < 0x6000
- #define WX_TIME_BASE_OFFSET ( 2082844800L + 126144000L )
-#else
- #define WX_TIME_BASE_OFFSET 0
-#endif
+#define WX_TIME_BASE_OFFSET 0
+
/*
* TODO
*
* 5. wxDateTimeHolidayAuthority for Easter and other christian feasts
*/
+/* Two wrapper functions for thread safety */
+#ifdef HAVE_LOCALTIME_R
+#define wxLocaltime_r localtime_r
+#else
+WXDLLIMPEXP_BASE struct tm *wxLocaltime_r(const time_t*, struct tm*);
+#if wxUSE_THREADS && !defined(__WINDOWS__) && !defined(__WATCOMC__)
+ // On Windows, localtime _is_ threadsafe!
+#warning using pseudo thread-safe wrapper for localtime to emulate localtime_r
+#endif
+#endif
+
+#ifdef HAVE_GMTIME_R
+#define wxGmtime_r gmtime_r
+#else
+WXDLLIMPEXP_BASE struct tm *wxGmtime_r(const time_t*, struct tm*);
+#if wxUSE_THREADS && !defined(__WINDOWS__) && !defined(__WATCOMC__)
+ // On Windows, gmtime _is_ threadsafe!
+#warning using pseudo thread-safe wrapper for gmtime to emulate gmtime_r
+#endif
+#endif
+
/*
The three (main) classes declared in this header represent:
// argument for arguments of type wxDateTime; it is also returned by all
// functions returning wxDateTime on failure (this is why it is also called
// wxInvalidDateTime)
-class WXDLLIMPEXP_BASE wxDateTime;
+class WXDLLIMPEXP_FWD_BASE wxDateTime;
extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxDefaultDateTimeFormat;
extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxDefaultTimeSpanFormat;
GMT_6, GMT_5, GMT_4, GMT_3, GMT_2, GMT_1,
GMT0,
GMT1, GMT2, GMT3, GMT4, GMT5, GMT6,
- GMT7, GMT8, GMT9, GMT10, GMT11, GMT12,
+ GMT7, GMT8, GMT9, GMT10, GMT11, GMT12, GMT13,
// Note that GMT12 and GMT_12 are not the same: there is a difference
// of exactly one day between them
// Australia
A_WST = GMT8, // Western Standard Time
- A_CST = GMT12 + 1, // Central Standard Time (+9.5)
+ A_CST = GMT13 + 1, // Central Standard Time (+9.5)
A_EST = GMT10, // Eastern Standard Time
A_ESST = GMT11, // Eastern Summer Time
+ // New Zealand
+ NZST = GMT12, // Standard Time
+ NZDT = GMT13, // Daylight Saving Time
+
// TODO add more symbolic timezone names here
// Universal Coordinated Time = the new and politically correct name
static bool IsLeapYear(int year = Inv_Year, Calendar cal = Gregorian);
// get the century (19 for 1999, 20 for 2000 and -5 for 492 BC)
- static int GetCentury(int year = Inv_Year);
+ static int GetCentury(int year);
// returns the number of days in this year (356 or 355 for Gregorian
// calendar usually :-)
// ------------------------------------------------------------------------
// default ctor does not initialize the object, use Set()!
- wxDateTime() { m_time = wxLongLong((long)ULONG_MAX, ULONG_MAX); }
+ wxDateTime() { m_time = wxLongLong(wxINT32_MIN, 0); }
// from time_t: seconds since the Epoch 00:00:00 UTC, Jan 1, 1970)
#if (!(defined(__VISAGECPP__) && __IBMCPP__ >= 400))
// resets time to 00:00:00, doesn't change the date
wxDateTime& ResetTime();
+ // get the date part of this object only, i.e. the object which has the
+ // same date as this one but time of 00:00:00
+ wxDateTime GetDateOnly() const;
+
// the following functions don't change the values of the other
// fields, i.e. SetMinute() won't change either hour or seconds value
Month month = Inv_Month,
int year = Inv_Year);
+#if WXWIN_COMPATIBILITY_2_6
// 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)
wxDEPRECATED( wxDateTime GetWeek(wxDateTime_t numWeek,
WeekDay weekday = Mon,
WeekFlags flags = Monday_First) const );
+#endif // WXWIN_COMPATIBILITY_2_6
// returns the date corresponding to the given week day of the given
// week (in ISO notation) of the specified year
inline wxDateTime ToTimezone(const TimeZone& tz, bool noDST = false) const;
wxDateTime& MakeTimezone(const TimeZone& tz, bool noDST = false);
-#if wxABI_VERSION >= 20602
// interpret current value as being in another timezone and transform
// it to local one
inline wxDateTime FromTimezone(const TimeZone& tz, bool noDST = false) const;
wxDateTime& MakeFromTimezone(const TimeZone& tz, bool noDST = false);
-#endif // ABI >= 2.6.2
// transform to/from GMT/UTC
wxDateTime ToUTC(bool noDST = false) const { return ToTimezone(UTC, noDST); }
wxDateTime ToGMT(bool noDST = false) const { return ToUTC(noDST); }
wxDateTime& MakeGMT(bool noDST = false) { return MakeUTC(noDST); }
-#if wxABI_VERSION >= 20602
wxDateTime FromUTC(bool noDST = false) const
{ return FromTimezone(UTC, noDST); }
wxDateTime& MakeFromUTC(bool noDST = false)
{ return MakeFromTimezone(UTC, noDST); }
-#endif // ABI >= 2.6.2
// is daylight savings time in effect at this moment according to the
// rules of the specified country?
// if the value is out of range
inline time_t GetTicks() const;
+ // get the century, same as GetCentury(GetYear())
+ int GetCentury(const TimeZone& tz = Local) const
+ { return GetCentury(GetYear(tz)); }
// get the year (returns Inv_Year if date is invalid)
int GetYear(const TimeZone& tz = Local) const
{ return GetTm(tz).year; }
// default, they will not change if they had valid values or will
// default to Today() otherwise)
const wxChar *ParseFormat(const wxChar *date,
- const wxChar *format = wxDefaultDateTimeFormat,
+ const wxString& format = wxDefaultDateTimeFormat,
const wxDateTime& dateDef = wxDefaultDateTime);
// parse a string containing the date/time in "free" format, this
// function will try to make an educated guess at the string contents
// argument corresponds to the preferred date and time representation
// for the current locale) and returns the string containing the
// resulting text representation
- wxString Format(const wxChar *format = wxDefaultDateTimeFormat,
+ wxString Format(const wxString& format = wxDefaultDateTimeFormat,
const TimeZone& tz = Local) const;
// preferred date representation for the current locale
wxString FormatDate() const { return Format(_T("%x")); }
// another one to get the current time broken down
static struct tm *GetTmNow()
{
- time_t t = GetTimeNow();
- return localtime(&t);
+ static struct tm l_CurrentTime;
+ return GetTmNow(&l_CurrentTime);
}
+ // get current time using thread-safe function
+ static struct tm *GetTmNow(struct tm *tmstruct);
+
private:
// the current country - as it's the same for all program objects (unless
// it runs on a _really_ big cluster system :-), this is a static member:
// constructors
// ------------------------------------------------------------------------
+ // return the timespan for the given number of milliseconds
+ static wxTimeSpan Milliseconds(wxLongLong ms) { return wxTimeSpan(0, 0, 0, ms); }
+ static wxTimeSpan Millisecond() { return Milliseconds(1); }
+
// return the timespan for the given number of seconds
- static wxTimeSpan Seconds(long sec) { return wxTimeSpan(0, 0, sec); }
+ static wxTimeSpan Seconds(wxLongLong sec) { return wxTimeSpan(0, 0, sec); }
static wxTimeSpan Second() { return Seconds(1); }
// return the timespan for the given number of minutes
// milliseconds)
inline wxTimeSpan(long hours,
long minutes = 0,
- long seconds = 0,
- long milliseconds = 0);
+ wxLongLong seconds = 0,
+ wxLongLong milliseconds = 0);
// default copy ctor is ok
// resulting text representation. Notice that only some of format
// specifiers valid for wxDateTime are valid for wxTimeSpan: hours,
// minutes and seconds make sense, but not "PM/AM" string for example.
- wxString Format(const wxChar *format = wxDefaultTimeSpanFormat) const;
+ wxString Format(const wxString& format = wxDefaultTimeSpanFormat) const;
// implementation
// ------------------------------------------------------------------------
// virtual methods to work with the holidays they correspond to.
// ----------------------------------------------------------------------------
-class WXDLLIMPEXP_BASE wxDateTimeHolidayAuthority;
+class WXDLLIMPEXP_FWD_BASE wxDateTimeHolidayAuthority;
WX_DEFINE_USER_EXPORTED_ARRAY_PTR(wxDateTimeHolidayAuthority *,
wxHolidayAuthoritiesArray,
class WXDLLIMPEXP_BASE);
/* static */
inline wxDateTime wxDateTime::Now()
{
- return wxDateTime(*GetTmNow());
+ struct tm tmstruct;
+ return wxDateTime(*GetTmNow(&tmstruct));
}
/* static */
return (time_t)-1;
}
- return (time_t)((m_time / (long)TIME_T_FACTOR).GetLo())+WX_TIME_BASE_OFFSET ;
+ return (time_t)((m_time / (long)TIME_T_FACTOR).ToLong()) + WX_TIME_BASE_OFFSET;
}
inline bool wxDateTime::SetToLastWeekDay(WeekDay weekday,
MODIFY_AND_RETURN( MakeTimezone(tz, noDST) );
}
-#if wxABI_VERSION >= 20602
-
inline wxDateTime
wxDateTime::FromTimezone(const wxDateTime::TimeZone& tz, bool noDST) const
{
MODIFY_AND_RETURN( MakeFromTimezone(tz, noDST) );
}
-#endif // ABI >= 2.6.2
-
// ----------------------------------------------------------------------------
// wxTimeSpan construction
// ----------------------------------------------------------------------------
inline wxTimeSpan::wxTimeSpan(long hours,
long minutes,
- long seconds,
- long milliseconds)
+ wxLongLong seconds,
+ wxLongLong milliseconds)
{
// assign first to avoid precision loss
m_diff = hours;
inline int wxTimeSpan::GetMinutes() const
{
- return (GetSeconds() / 60l).GetLo();
+ // explicit cast to int suppresses a warning with CodeWarrior and possibly
+ // others (changing the return type to long from int is impossible in 2.8)
+ return (int)((GetSeconds() / 60l).GetLo());
}
inline int wxTimeSpan::GetHours() const
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