// Created: 10.02.99
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_DATETIME_H
#define _WX_DATETIME_H
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "datetime.h"
#endif
+#include "wx/defs.h"
+
+#if wxUSE_DATETIME
+
+#ifndef __WXWINCE__
#include <time.h>
+#else
+#include "wx/msw/wince/time.h"
+#endif
+
#include <limits.h> // for INT_MIN
#include "wx/longlong.h"
-class WXDLLEXPORT wxDateTime;
-class WXDLLEXPORT wxTimeSpan;
-class WXDLLEXPORT wxDateSpan;
+class WXDLLIMPEXP_BASE wxDateTime;
+class WXDLLIMPEXP_BASE wxTimeSpan;
+class WXDLLIMPEXP_BASE wxDateSpan;
+
+#include "wx/dynarray.h"
-// 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)
-#ifdef __WXDEBUG__
- #define inline
-#endif // Debug
+// not all c-runtimes are based on 1/1/1970 being (time_t) 0
+// 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
/*
- * TODO Well, everything :-)
+ * TODO
*
* + 1. Time zones with minutes (make TimeZone a class)
* ? 2. getdate() function like under Solaris
wxTimeSpan + wxTimeSpan = wxTimeSpan
wxDateSpan + wxDateSpan = wxDateSpan
- substraction
+ subtraction
------------
wxDateTime - wxDateTime = wxTimeSpan
wxDateTime - wxTimeSpan = wxDateTime
-wxDateSpan = wxDateSpan
For each binary operation OP (+, -, *) we have the following operatorOP=() as
- a method and the method with a symbolic name OPER (Add, Substract, Multiply)
+ a method and the method with a symbolic name OPER (Add, Subtract, Multiply)
as a synonym for it and another const method with the same name which returns
the changed copy of the object and operatorOP() as a global function which is
implemented in terms of the const version of OPEN. For the unary - we have
// 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 WXDLLEXPORT wxDateTime;
+class WXDLLIMPEXP_BASE wxDateTime;
-WXDLLEXPORT_DATA(extern wxDateTime&) wxDefaultDateTime;
+extern WXDLLIMPEXP_DATA_BASE(const wxDateTime) wxDefaultDateTime;
#define wxInvalidDateTime wxDefaultDateTime
// ----------------------------------------------------------------------------
// wxDateTime represents an absolute moment in the time
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxDateTime
+class WXDLLIMPEXP_BASE wxDateTime
{
public:
// types
// day or not
//
// TODO move this to intl.h
+
+// Required for WinCE
+#ifdef USA
+#undef USA
+#endif
+
enum Country
{
Country_Unknown, // no special information for this country
Country_WesternEurope_End = UK,
Russia,
-
USA
};
-
// symbolic names for the months
enum Month
{
// a class representing a time zone: basicly, this is just an offset
// (in seconds) from GMT
- class WXDLLEXPORT TimeZone
+ class WXDLLIMPEXP_BASE TimeZone
{
public:
TimeZone(TZ tz);
// NB: this struct should always be kept normalized (i.e. mon should
// be < 12, 1 <= day <= 31 &c), so use AddMonths(), AddDays()
// instead of modifying the member fields directly!
- struct WXDLLEXPORT Tm
+ struct WXDLLIMPEXP_BASE Tm
{
wxDateTime_t msec, sec, min, hour, mday;
Month mon;
// return the wxDateTime object for the current time
static inline wxDateTime Now();
+ // return the wxDateTime object for the current time with millisecond
+ // precision (if available on this platform)
+ static wxDateTime UNow();
+
// return the wxDateTime object for today midnight: i.e. as Now() but
// with time set to 0
static inline wxDateTime Today();
// ------------------------------------------------------------------------
// 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))
wxDateTime_t millisec = 0);
// from separate values for each component with explicit date
inline wxDateTime(wxDateTime_t day, // day of the month
- Month month = Inv_Month,
+ Month month,
int year = Inv_Year, // 1999, not 99 please!
wxDateTime_t hour = 0,
wxDateTime_t minute = 0,
// from separate values for each component with explicit date
// (defaults for month and year are the current values)
wxDateTime& Set(wxDateTime_t day,
- Month month = Inv_Month,
+ Month month,
int year = Inv_Year, // 1999, not 99 please!
wxDateTime_t hour = 0,
wxDateTime_t minute = 0,
// ------------------------------------------------------------------------
// 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 (TRUE even for non initialized objects)?
- inline bool IsValid() const { return 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)
// ------------------------------------------------------------------------
inline wxDateTime& operator+=(const wxTimeSpan& diff);
// return the difference of the date with a time span
- inline wxDateTime Substract(const wxTimeSpan& diff) const;
- // substract a time span (positive or negative)
- inline wxDateTime& Substract(const wxTimeSpan& diff);
- // substract a time span (positive or negative)
+ inline wxDateTime Subtract(const wxTimeSpan& diff) const;
+ // subtract a time span (positive or negative)
+ inline wxDateTime& Subtract(const wxTimeSpan& diff);
+ // subtract a time span (positive or negative)
inline wxDateTime& operator-=(const wxTimeSpan& diff);
// return the sum of the date with a date span
inline wxDateTime& operator+=(const wxDateSpan& diff);
// return the difference of the date with a date span
- inline wxDateTime Substract(const wxDateSpan& diff) const;
- // substract a date span (positive or negative)
- inline wxDateTime& Substract(const wxDateSpan& diff);
- // substract a date span (positive or negative)
+ inline wxDateTime Subtract(const wxDateSpan& diff) const;
+ // subtract a date span (positive or negative)
+ inline wxDateTime& Subtract(const wxDateSpan& diff);
+ // subtract a date span (positive or negative)
inline wxDateTime& operator-=(const wxDateSpan& diff);
// return the difference between two dates
- inline wxTimeSpan Substract(const wxDateTime& dt) const;
+ inline wxTimeSpan Subtract(const wxDateTime& dt) const;
// conversion to/from text: all conversions from text return the pointer to
// the next character following the date specification (i.e. the one where
// ----------------------------------------------------------------------------
// This class contains a difference between 2 wxDateTime values, so it makes
-// sense to add it to wxDateTime and it is the result of substraction of 2
+// sense to add it to wxDateTime and it is the result of subtraction of 2
// objects of that class. See also wxDateSpan.
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTimeSpan
+class WXDLLIMPEXP_BASE wxTimeSpan
{
public:
// constructors
wxTimeSpan& operator+=(const wxTimeSpan& diff) { return Add(diff); }
// return the difference of two timespans
- inline wxTimeSpan Substract(const wxTimeSpan& diff) const;
- // substract another timespan
- inline wxTimeSpan& Substract(const wxTimeSpan& diff);
- // substract another timespan
- wxTimeSpan& operator-=(const wxTimeSpan& diff) { return Substract(diff); }
+ inline wxTimeSpan Subtract(const wxTimeSpan& diff) const;
+ // subtract another timespan
+ inline wxTimeSpan& Subtract(const wxTimeSpan& diff);
+ // subtract another timespan
+ wxTimeSpan& operator-=(const wxTimeSpan& diff) { return Subtract(diff); }
// multiply timespan by a scalar
inline wxTimeSpan Multiply(int n) const;
// 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 = _T("%c")) const;
- // preferred date representation for the current locale
- wxString FormatDate() const { return Format(_T("%x")); }
- // preferred time representation for the current locale
- wxString FormatTime() const { return Format(_T("%X")); }
+ wxString Format(const wxChar *format = _T("%H:%M:%S")) const;
// implementation
// ------------------------------------------------------------------------
// won't be changed unless the resulting date would be invalid: for example,
// Jan 31 + 1 month will be Feb 28, not (non existing) Feb 31.
//
-// Because of this feature, adding and substracting back again the same
+// Because of this feature, adding and subtracting back again the same
// wxDateSpan will *not*, in general give back the original date: Feb 28 - 1
// month will be Jan 28, not Jan 31!
//
// 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.
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxDateSpan
+class WXDLLIMPEXP_BASE wxDateSpan
{
public:
// constructors
inline wxDateSpan& operator+=(const wxDateSpan& other);
// return difference of two date spans
- inline wxDateSpan Substract(const wxDateSpan& other) const;
- // substract another wxDateSpan from us
- inline wxDateSpan& Substract(const wxDateSpan& other);
- // substract another wxDateSpan from us
+ inline wxDateSpan Subtract(const wxDateSpan& other) const;
+ // subtract another wxDateSpan from us
+ inline wxDateSpan& Subtract(const wxDateSpan& other);
+ // subtract another wxDateSpan from us
inline wxDateSpan& operator-=(const wxDateSpan& other);
// return a copy of this time span with changed sign
// wxDateTimeArray: array of dates.
// ----------------------------------------------------------------------------
-#include "wx/dynarray.h"
-
-WX_DECLARE_OBJARRAY(wxDateTime, wxDateTimeArray);
+WX_DECLARE_USER_EXPORTED_OBJARRAY(wxDateTime, wxDateTimeArray, WXDLLIMPEXP_BASE);
// ----------------------------------------------------------------------------
// wxDateTimeHolidayAuthority: an object of this class will decide whether a
// virtual methods to work with the holidays they correspond to.
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxDateTimeHolidayAuthority;
-WX_DEFINE_ARRAY(wxDateTimeHolidayAuthority *, wxHolidayAuthoritiesArray);
+class WXDLLIMPEXP_BASE wxDateTimeHolidayAuthority;
+WX_DEFINE_USER_EXPORTED_ARRAY_NO_PTR(wxDateTimeHolidayAuthority *,
+ wxHolidayAuthoritiesArray,
+ class WXDLLIMPEXP_BASE);
-class WXDLLEXPORT wxDateTimeHolidayAuthority
+class wxDateTimeHolidaysModule;
+class WXDLLIMPEXP_BASE wxDateTimeHolidayAuthority
{
+friend class wxDateTimeHolidaysModule;
public:
// returns TRUE if the given date is a holiday
static bool IsHoliday(const wxDateTime& dt);
// wxDateTimeHolidayAuthority)
static void AddAuthority(wxDateTimeHolidayAuthority *auth);
+ // the base class must have a virtual dtor
+ virtual ~wxDateTimeHolidayAuthority();
+
protected:
// this function is called to determine whether a given day is a holiday
virtual bool DoIsHoliday(const wxDateTime& dt) const = 0;
};
// the holidays for this class are all Saturdays and Sundays
-class WXDLLEXPORT wxDateTimeWorkDays : public wxDateTimeHolidayAuthority
+class WXDLLIMPEXP_BASE wxDateTimeWorkDays : public wxDateTimeHolidayAuthority
{
protected:
virtual bool DoIsHoliday(const wxDateTime& dt) const;
// inline functions implementation
// ============================================================================
-// don't include inline functions definitions when we're included from anything
-// 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.
+// ----------------------------------------------------------------------------
+// private macros
+// ----------------------------------------------------------------------------
+
+#define MILLISECONDS_PER_DAY 86400000l
-#if !defined(__WXDEBUG__) || defined(wxDEFINE_TIME_CONSTANTS)
- #define INCLUDED_FROM_WX_DATETIME_H
- #include "wx/datetime.inl"
- #undef INCLUDED_FROM_WX_DATETIME_H
+// some broken compilers (HP-UX CC) refuse to compile the "normal" version, but
+// using a temp variable always might prevent other compilers from optimising
+// it away - hence use of this ugly macro
+#ifndef __HPUX__
+ #define MODIFY_AND_RETURN(op) return wxDateTime(*this).op
+#else
+ #define MODIFY_AND_RETURN(op) wxDateTime dt(*this); dt.op; return dt
#endif
-// if we defined it to be empty above, restore it now
-#undef inline
+// ----------------------------------------------------------------------------
+// wxDateTime construction
+// ----------------------------------------------------------------------------
+
+inline bool wxDateTime::IsInStdRange() const
+{
+ return m_time >= 0l && (m_time / TIME_T_FACTOR) < LONG_MAX;
+}
+
+/* static */
+inline wxDateTime wxDateTime::Now()
+{
+ return wxDateTime(*GetTmNow());
+}
+
+/* static */
+inline wxDateTime wxDateTime::Today()
+{
+ struct tm *time = GetTmNow();
+ time->tm_hour = 0;
+ time->tm_min = 0;
+ time->tm_sec = 0;
+
+ return wxDateTime(*time);
+}
+
+#if (!(defined(__VISAGECPP__) && __IBMCPP__ >= 400))
+inline wxDateTime& wxDateTime::Set(time_t timet)
+{
+ // assign first to avoid long multiplication overflow!
+ m_time = timet - WX_TIME_BASE_OFFSET ;
+ m_time *= TIME_T_FACTOR;
+
+ return *this;
+}
+#endif
+
+inline wxDateTime& wxDateTime::SetToCurrent()
+{
+ *this = Now();
+ return *this;
+}
+
+#if (!(defined(__VISAGECPP__) && __IBMCPP__ >= 400))
+inline wxDateTime::wxDateTime(time_t timet)
+{
+ Set(timet);
+}
+#endif
+
+inline wxDateTime::wxDateTime(const struct tm& tm)
+{
+ Set(tm);
+}
+
+inline wxDateTime::wxDateTime(const Tm& tm)
+{
+ Set(tm);
+}
+
+inline wxDateTime::wxDateTime(double jdn)
+{
+ Set(jdn);
+}
+
+inline wxDateTime& wxDateTime::Set(const Tm& tm)
+{
+ wxASSERT_MSG( tm.IsValid(), _T("invalid broken down date/time") );
+
+ return Set(tm.mday, (Month)tm.mon, tm.year, tm.hour, tm.min, tm.sec);
+}
+
+inline wxDateTime::wxDateTime(wxDateTime_t hour,
+ wxDateTime_t minute,
+ wxDateTime_t second,
+ wxDateTime_t millisec)
+{
+ Set(hour, minute, second, millisec);
+}
+
+inline wxDateTime::wxDateTime(wxDateTime_t day,
+ Month month,
+ int year,
+ wxDateTime_t hour,
+ wxDateTime_t minute,
+ wxDateTime_t second,
+ wxDateTime_t millisec)
+{
+ Set(day, month, year, hour, minute, second, millisec);
+}
+
+// ----------------------------------------------------------------------------
+// wxDateTime accessors
+// ----------------------------------------------------------------------------
+
+inline wxLongLong wxDateTime::GetValue() const
+{
+ wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+
+ return m_time;
+}
+
+inline time_t wxDateTime::GetTicks() const
+{
+ wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+ if ( !IsInStdRange() )
+ {
+ return (time_t)-1;
+ }
+
+ return (time_t)((m_time / (long)TIME_T_FACTOR).GetLo())+WX_TIME_BASE_OFFSET ;
+}
+
+inline bool wxDateTime::SetToLastWeekDay(WeekDay weekday,
+ Month month,
+ int year)
+{
+ return SetToWeekDay(weekday, -1, month, year);
+}
+
+inline wxDateTime
+wxDateTime::GetWeekDayInSameWeek(WeekDay weekday,
+ WeekFlags WXUNUSED(flags)) const
+{
+ MODIFY_AND_RETURN( SetToWeekDayInSameWeek(weekday) );
+}
+
+inline wxDateTime wxDateTime::GetNextWeekDay(WeekDay weekday) const
+{
+ MODIFY_AND_RETURN( SetToNextWeekDay(weekday) );
+}
+
+inline wxDateTime wxDateTime::GetPrevWeekDay(WeekDay weekday) const
+{
+ MODIFY_AND_RETURN( SetToPrevWeekDay(weekday) );
+}
+
+inline wxDateTime wxDateTime::GetWeekDay(WeekDay weekday,
+ int n,
+ Month month,
+ int year) const
+{
+ wxDateTime dt(*this);
+
+ return dt.SetToWeekDay(weekday, n, month, year) ? dt : wxInvalidDateTime;
+}
+
+inline wxDateTime wxDateTime::GetLastWeekDay(WeekDay weekday,
+ Month month,
+ int year)
+{
+ wxDateTime dt(*this);
+
+ return dt.SetToLastWeekDay(weekday, month, year) ? dt : wxInvalidDateTime;
+}
+
+inline wxDateTime wxDateTime::GetWeek(wxDateTime_t numWeek,
+ WeekDay weekday,
+ WeekFlags flags) const
+{
+ wxDateTime dt(*this);
+
+ return dt.SetToTheWeek(numWeek, weekday, flags) ? dt : wxInvalidDateTime;
+}
+
+inline wxDateTime wxDateTime::GetLastMonthDay(Month month, int year) const
+{
+ MODIFY_AND_RETURN( SetToLastMonthDay(month, year) );
+}
+
+inline wxDateTime wxDateTime::GetYearDay(wxDateTime_t yday) const
+{
+ MODIFY_AND_RETURN( SetToYearDay(yday) );
+}
+
+// ----------------------------------------------------------------------------
+// wxDateTime comparison
+// ----------------------------------------------------------------------------
+
+inline bool wxDateTime::IsEqualTo(const wxDateTime& datetime) const
+{
+ wxASSERT_MSG( IsValid() && datetime.IsValid(), _T("invalid wxDateTime"));
+
+ return m_time == datetime.m_time;
+}
+
+inline bool wxDateTime::IsEarlierThan(const wxDateTime& datetime) const
+{
+ wxASSERT_MSG( IsValid() && datetime.IsValid(), _T("invalid wxDateTime"));
+
+ return m_time < datetime.m_time;
+}
+
+inline bool wxDateTime::IsLaterThan(const wxDateTime& datetime) const
+{
+ wxASSERT_MSG( IsValid() && datetime.IsValid(), _T("invalid wxDateTime"));
+
+ return m_time > datetime.m_time;
+}
+
+inline bool wxDateTime::IsStrictlyBetween(const wxDateTime& t1,
+ const wxDateTime& t2) const
+{
+ // no need for assert, will be checked by the functions we call
+ return IsLaterThan(t1) && IsEarlierThan(t2);
+}
+
+inline bool wxDateTime::IsBetween(const wxDateTime& t1,
+ const wxDateTime& t2) const
+{
+ // no need for assert, will be checked by the functions we call
+ return IsEqualTo(t1) || IsEqualTo(t2) || IsStrictlyBetween(t1, t2);
+}
+
+inline bool wxDateTime::IsSameDate(const wxDateTime& dt) const
+{
+ Tm tm1 = GetTm(),
+ tm2 = dt.GetTm();
+
+ return tm1.year == tm2.year &&
+ tm1.mon == tm2.mon &&
+ tm1.mday == tm2.mday;
+}
+
+inline bool wxDateTime::IsSameTime(const wxDateTime& dt) const
+{
+ // notice that we can't do something like this:
+ //
+ // m_time % MILLISECONDS_PER_DAY == dt.m_time % MILLISECONDS_PER_DAY
+ //
+ // because we have also to deal with (possibly) different DST settings!
+ Tm tm1 = GetTm(),
+ tm2 = dt.GetTm();
+
+ return tm1.hour == tm2.hour &&
+ tm1.min == tm2.min &&
+ tm1.sec == tm2.sec &&
+ tm1.msec == tm2.msec;
+}
+
+inline bool wxDateTime::IsEqualUpTo(const wxDateTime& dt,
+ const wxTimeSpan& ts) const
+{
+ return IsBetween(dt.Subtract(ts), dt.Add(ts));
+}
+
+// ----------------------------------------------------------------------------
+// wxDateTime arithmetics
+// ----------------------------------------------------------------------------
+
+inline wxDateTime wxDateTime::Add(const wxTimeSpan& diff) const
+{
+ wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+
+ return wxDateTime(m_time + diff.GetValue());
+}
+
+inline wxDateTime& wxDateTime::Add(const wxTimeSpan& diff)
+{
+ wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+
+ m_time += diff.GetValue();
+
+ return *this;
+}
+
+inline wxDateTime& wxDateTime::operator+=(const wxTimeSpan& diff)
+{
+ return Add(diff);
+}
+
+inline wxDateTime wxDateTime::Subtract(const wxTimeSpan& diff) const
+{
+ wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+
+ return wxDateTime(m_time - diff.GetValue());
+}
+
+inline wxDateTime& wxDateTime::Subtract(const wxTimeSpan& diff)
+{
+ wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+
+ m_time -= diff.GetValue();
+
+ return *this;
+}
+
+inline wxDateTime& wxDateTime::operator-=(const wxTimeSpan& diff)
+{
+ return Subtract(diff);
+}
+
+inline wxTimeSpan wxDateTime::Subtract(const wxDateTime& datetime) const
+{
+ wxASSERT_MSG( IsValid() && datetime.IsValid(), _T("invalid wxDateTime"));
+
+ return wxTimeSpan(GetValue() - datetime.GetValue());
+}
+
+inline wxDateTime wxDateTime::Add(const wxDateSpan& diff) const
+{
+ return wxDateTime(*this).Add(diff);
+}
+
+inline wxDateTime& wxDateTime::Subtract(const wxDateSpan& diff)
+{
+ return Add(diff.Negate());
+}
+
+inline wxDateTime wxDateTime::Subtract(const wxDateSpan& diff) const
+{
+ return wxDateTime(*this).Subtract(diff);
+}
+
+inline wxDateTime& wxDateTime::operator-=(const wxDateSpan& diff)
+{
+ return Subtract(diff);
+}
+
+inline wxDateTime& wxDateTime::operator+=(const wxDateSpan& diff)
+{
+ return Add(diff);
+}
+
+// ----------------------------------------------------------------------------
+// wxDateTime and timezones
+// ----------------------------------------------------------------------------
+
+inline wxDateTime wxDateTime::ToTimezone(const wxDateTime::TimeZone& tz,
+ bool noDST) const
+{
+ MODIFY_AND_RETURN( MakeTimezone(tz, noDST) );
+}
+
+// ----------------------------------------------------------------------------
+// wxTimeSpan construction
+// ----------------------------------------------------------------------------
+
+inline wxTimeSpan::wxTimeSpan(long hours,
+ long minutes,
+ long seconds,
+ long milliseconds)
+{
+ // assign first to avoid precision loss
+ m_diff = hours;
+ m_diff *= 60l;
+ m_diff += minutes;
+ m_diff *= 60l;
+ m_diff += seconds;
+ m_diff *= 1000l;
+ m_diff += milliseconds;
+}
+
+// ----------------------------------------------------------------------------
+// wxTimeSpan accessors
+// ----------------------------------------------------------------------------
+
+inline wxLongLong wxTimeSpan::GetSeconds() const
+{
+ return m_diff / 1000l;
+}
+
+inline int wxTimeSpan::GetMinutes() const
+{
+ return (GetSeconds() / 60l).GetLo();
+}
+
+inline int wxTimeSpan::GetHours() const
+{
+ return GetMinutes() / 60;
+}
+
+inline int wxTimeSpan::GetDays() const
+{
+ return GetHours() / 24;
+}
+
+inline int wxTimeSpan::GetWeeks() const
+{
+ return GetDays() / 7;
+}
+
+// ----------------------------------------------------------------------------
+// wxTimeSpan arithmetics
+// ----------------------------------------------------------------------------
+
+inline wxTimeSpan wxTimeSpan::Add(const wxTimeSpan& diff) const
+{
+ return wxTimeSpan(m_diff + diff.GetValue());
+}
+
+inline wxTimeSpan& wxTimeSpan::Add(const wxTimeSpan& diff)
+{
+ m_diff += diff.GetValue();
+
+ return *this;
+}
+
+inline wxTimeSpan wxTimeSpan::Subtract(const wxTimeSpan& diff) const
+{
+ return wxTimeSpan(m_diff - diff.GetValue());
+}
+
+inline wxTimeSpan& wxTimeSpan::Subtract(const wxTimeSpan& diff)
+{
+ m_diff -= diff.GetValue();
+
+ return *this;
+}
+
+inline wxTimeSpan& wxTimeSpan::Multiply(int n)
+{
+ m_diff *= (long)n;
+
+ return *this;
+}
+
+inline wxTimeSpan wxTimeSpan::Multiply(int n) const
+{
+ return wxTimeSpan(m_diff * (long)n);
+}
+
+inline wxTimeSpan wxTimeSpan::Abs() const
+{
+ return wxTimeSpan(GetValue().Abs());
+}
+
+inline bool wxTimeSpan::IsEqualTo(const wxTimeSpan& ts) const
+{
+ return GetValue() == ts.GetValue();
+}
+
+inline bool wxTimeSpan::IsLongerThan(const wxTimeSpan& ts) const
+{
+ return GetValue().Abs() > ts.GetValue().Abs();
+}
+
+// ----------------------------------------------------------------------------
+// wxDateSpan
+// ----------------------------------------------------------------------------
+
+inline wxDateSpan& wxDateSpan::operator+=(const wxDateSpan& other)
+{
+ m_years += other.m_years;
+ m_months += other.m_months;
+ m_weeks += other.m_weeks;
+ m_days += other.m_days;
+
+ return *this;
+}
+
+inline wxDateSpan& wxDateSpan::Add(const wxDateSpan& other)
+{
+ return *this += other;
+}
+
+inline wxDateSpan wxDateSpan::Add(const wxDateSpan& other) const
+{
+ wxDateSpan ds(*this);
+ ds.Add(other);
+ return ds;
+}
+
+inline wxDateSpan& wxDateSpan::Multiply(int factor)
+{
+ m_years *= factor;
+ m_months *= factor;
+ m_weeks *= factor;
+ m_days *= factor;
+
+ return *this;
+}
+
+inline wxDateSpan wxDateSpan::Multiply(int factor) const
+{
+ wxDateSpan ds(*this);
+ ds.Multiply(factor);
+ return ds;
+}
+
+inline wxDateSpan wxDateSpan::Negate() const
+{
+ return wxDateSpan(-m_years, -m_months, -m_weeks, -m_days);
+}
+
+inline wxDateSpan& wxDateSpan::Neg()
+{
+ m_years = -m_years;
+ m_months = -m_months;
+ m_weeks = -m_weeks;
+ m_days = -m_days;
+
+ return *this;
+}
+
+inline wxDateSpan& wxDateSpan::operator-=(const wxDateSpan& other)
+{
+ return *this += other.Negate();
+}
+
+inline wxDateSpan& wxDateSpan::Subtract(const wxDateSpan& other)
+{
+ return *this -= other;
+}
+
+inline wxDateSpan wxDateSpan::Subtract(const wxDateSpan& other) const
+{
+ wxDateSpan ds(*this);
+ ds.Subtract(other);
+ return ds;
+}
+
+#undef MILLISECONDS_PER_DAY
+
+#undef MODIFY_AND_RETURN
// ============================================================================
// binary operators
// no need to check for validity - the member functions we call will do it
-inline wxDateTime WXDLLEXPORT operator+(const wxDateTime& dt,
+inline wxDateTime WXDLLIMPEXP_BASE operator+(const wxDateTime& dt,
const wxTimeSpan& ts)
{
return dt.Add(ts);
}
-inline wxDateTime WXDLLEXPORT operator-(const wxDateTime& dt,
+inline wxDateTime WXDLLIMPEXP_BASE operator-(const wxDateTime& dt,
const wxTimeSpan& ts)
{
- return dt.Substract(ts);
+ return dt.Subtract(ts);
}
-inline wxDateTime WXDLLEXPORT operator+(const wxDateTime& dt,
+inline wxDateTime WXDLLIMPEXP_BASE operator+(const wxDateTime& dt,
const wxDateSpan& ds)
{
return dt.Add(ds);
}
-inline wxDateTime WXDLLEXPORT operator-(const wxDateTime& dt,
+inline wxDateTime WXDLLIMPEXP_BASE operator-(const wxDateTime& dt,
const wxDateSpan& ds)
{
- return dt.Substract(ds);
+ return dt.Subtract(ds);
}
-inline wxTimeSpan WXDLLEXPORT operator-(const wxDateTime& dt1,
+inline wxTimeSpan WXDLLIMPEXP_BASE operator-(const wxDateTime& dt1,
const wxDateTime& dt2)
{
- return dt1.Substract(dt2);
+ return dt1.Subtract(dt2);
}
// comparison
// ----------
-inline bool WXDLLEXPORT operator<(const wxDateTime& t1, const wxDateTime& t2)
+inline bool WXDLLIMPEXP_BASE operator<(const wxDateTime& t1, const wxDateTime& t2)
{
wxASSERT_MSG( t1.IsValid() && t2.IsValid(), _T("invalid wxDateTime") );
return t1.GetValue() < t2.GetValue();
}
-inline bool WXDLLEXPORT operator<=(const wxDateTime& t1, const wxDateTime& t2)
+inline bool WXDLLIMPEXP_BASE operator<=(const wxDateTime& t1, const wxDateTime& t2)
{
wxASSERT_MSG( t1.IsValid() && t2.IsValid(), _T("invalid wxDateTime") );
return t1.GetValue() <= t2.GetValue();
}
-inline bool WXDLLEXPORT operator>(const wxDateTime& t1, const wxDateTime& t2)
+inline bool WXDLLIMPEXP_BASE operator>(const wxDateTime& t1, const wxDateTime& t2)
{
wxASSERT_MSG( t1.IsValid() && t2.IsValid(), _T("invalid wxDateTime") );
return t1.GetValue() > t2.GetValue();
}
-inline bool WXDLLEXPORT operator>=(const wxDateTime& t1, const wxDateTime& t2)
+inline bool WXDLLIMPEXP_BASE operator>=(const wxDateTime& t1, const wxDateTime& t2)
{
wxASSERT_MSG( t1.IsValid() && t2.IsValid(), _T("invalid wxDateTime") );
return t1.GetValue() >= t2.GetValue();
}
-inline bool WXDLLEXPORT operator==(const wxDateTime& t1, const wxDateTime& t2)
+inline bool WXDLLIMPEXP_BASE operator==(const wxDateTime& t1, const wxDateTime& t2)
{
wxASSERT_MSG( t1.IsValid() && t2.IsValid(), _T("invalid wxDateTime") );
return t1.GetValue() == t2.GetValue();
}
-inline bool WXDLLEXPORT operator!=(const wxDateTime& t1, const wxDateTime& t2)
+inline bool WXDLLIMPEXP_BASE operator!=(const wxDateTime& t1, const wxDateTime& t2)
{
wxASSERT_MSG( t1.IsValid() && t2.IsValid(), _T("invalid wxDateTime") );
// arithmetics
// -----------
-inline wxTimeSpan WXDLLEXPORT operator+(const wxTimeSpan& ts1,
+inline wxTimeSpan WXDLLIMPEXP_BASE operator+(const wxTimeSpan& ts1,
const wxTimeSpan& ts2)
{
return wxTimeSpan(ts1.GetValue() + ts2.GetValue());
}
-inline wxTimeSpan WXDLLEXPORT operator-(const wxTimeSpan& ts1,
+inline wxTimeSpan WXDLLIMPEXP_BASE operator-(const wxTimeSpan& ts1,
const wxTimeSpan& ts2)
{
return wxTimeSpan(ts1.GetValue() - ts2.GetValue());
}
-inline wxTimeSpan WXDLLEXPORT operator*(const wxTimeSpan& ts, int n)
+inline wxTimeSpan WXDLLIMPEXP_BASE operator*(const wxTimeSpan& ts, int n)
{
return wxTimeSpan(ts).Multiply(n);
}
-inline wxTimeSpan WXDLLEXPORT operator*(int n, const wxTimeSpan& ts)
+inline wxTimeSpan WXDLLIMPEXP_BASE operator*(int n, const wxTimeSpan& ts)
{
return wxTimeSpan(ts).Multiply(n);
}
// comparison
// ----------
-inline bool WXDLLEXPORT operator<(const wxTimeSpan &t1, const wxTimeSpan &t2)
+inline bool WXDLLIMPEXP_BASE operator<(const wxTimeSpan &t1, const wxTimeSpan &t2)
{
return t1.GetValue() < t2.GetValue();
}
-inline bool WXDLLEXPORT operator<=(const wxTimeSpan &t1, const wxTimeSpan &t2)
+inline bool WXDLLIMPEXP_BASE operator<=(const wxTimeSpan &t1, const wxTimeSpan &t2)
{
return t1.GetValue() <= t2.GetValue();
}
-inline bool WXDLLEXPORT operator>(const wxTimeSpan &t1, const wxTimeSpan &t2)
+inline bool WXDLLIMPEXP_BASE operator>(const wxTimeSpan &t1, const wxTimeSpan &t2)
{
return t1.GetValue() > t2.GetValue();
}
-inline bool WXDLLEXPORT operator>=(const wxTimeSpan &t1, const wxTimeSpan &t2)
+inline bool WXDLLIMPEXP_BASE operator>=(const wxTimeSpan &t1, const wxTimeSpan &t2)
{
return t1.GetValue() >= t2.GetValue();
}
-inline bool WXDLLEXPORT operator==(const wxTimeSpan &t1, const wxTimeSpan &t2)
+inline bool WXDLLIMPEXP_BASE operator==(const wxTimeSpan &t1, const wxTimeSpan &t2)
{
return t1.GetValue() == t2.GetValue();
}
-inline bool WXDLLEXPORT operator!=(const wxTimeSpan &t1, const wxTimeSpan &t2)
+inline bool WXDLLIMPEXP_BASE operator!=(const wxTimeSpan &t1, const wxTimeSpan &t2)
{
return t1.GetValue() != t2.GetValue();
}
// wxDateSpan
// ----------------------------------------------------------------------------
+// comparison
+// ----------
+
+// ds1 == d2 if and only if for every wxDateTime t t + ds1 == t + ds2
+inline WXDLLIMPEXP_BASE bool operator==(const wxDateSpan& ds1,
+ const wxDateSpan& ds2)
+{
+ return ds1.GetYears() == ds2.GetYears() &&
+ ds1.GetMonths() == ds2.GetMonths() &&
+ ds1.GetTotalDays() == ds2.GetTotalDays();
+}
+
+inline WXDLLIMPEXP_BASE bool operator!=(const wxDateSpan& ds1,
+ const wxDateSpan& ds2)
+{
+ return !(ds1 == ds2);
+}
+
// arithmetics
// -----------
-inline WXDLLEXPORT wxDateSpan operator+(const wxDateSpan& ds1,
+inline WXDLLIMPEXP_BASE wxDateSpan operator+(const wxDateSpan& ds1,
const wxDateSpan& ds2)
{
return wxDateSpan(ds1.GetYears() + ds2.GetYears(),
ds1.GetDays() + ds2.GetDays());
}
-inline WXDLLEXPORT wxDateSpan operator-(const wxDateSpan& ds1,
+inline WXDLLIMPEXP_BASE wxDateSpan operator-(const wxDateSpan& ds1,
const wxDateSpan& ds2)
{
return wxDateSpan(ds1.GetYears() - ds2.GetYears(),
ds1.GetDays() - ds2.GetDays());
}
-inline WXDLLEXPORT wxDateSpan operator*(const wxDateSpan& ds, int n)
+inline WXDLLIMPEXP_BASE wxDateSpan operator*(const wxDateSpan& ds, int n)
{
return wxDateSpan(ds).Multiply(n);
}
-inline WXDLLEXPORT wxDateSpan operator*(int n, const wxDateSpan& ds)
+inline WXDLLIMPEXP_BASE wxDateSpan operator*(int n, const wxDateSpan& ds)
{
return wxDateSpan(ds).Multiply(n);
}
// for ( m = wxDateTime::Jan; m < wxDateTime::Inv_Month; wxNextMonth(m) )
// ----------------------------------------------------------------------------
-inline WXDLLEXPORT void wxNextMonth(wxDateTime::Month& m)
+inline WXDLLIMPEXP_BASE void wxNextMonth(wxDateTime::Month& m)
{
wxASSERT_MSG( m < wxDateTime::Inv_Month, _T("invalid month") );
m = (wxDateTime::Month)(m + 1);
}
-inline WXDLLEXPORT void wxPrevMonth(wxDateTime::Month& m)
+inline WXDLLIMPEXP_BASE void wxPrevMonth(wxDateTime::Month& m)
{
wxASSERT_MSG( m < wxDateTime::Inv_Month, _T("invalid month") );
: (wxDateTime::Month)(m - 1);
}
-inline WXDLLEXPORT void wxNextWDay(wxDateTime::WeekDay& wd)
+inline WXDLLIMPEXP_BASE void wxNextWDay(wxDateTime::WeekDay& wd)
{
wxASSERT_MSG( wd < wxDateTime::Inv_WeekDay, _T("invalid week day") );
wd = (wxDateTime::WeekDay)(wd + 1);
}
-inline WXDLLEXPORT void wxPrevWDay(wxDateTime::WeekDay& wd)
+inline WXDLLIMPEXP_BASE void wxPrevWDay(wxDateTime::WeekDay& wd)
{
wxASSERT_MSG( wd < wxDateTime::Inv_WeekDay, _T("invalid week day") );
: (wxDateTime::WeekDay)(wd - 1);
}
+#endif // wxUSE_DATETIME
+
#endif // _WX_DATETIME_H
projects / wxWidgets.git / blobdiff