#pragma hdrstop
#endif
+#if !defined(wxUSE_DATETIME) || wxUSE_DATETIME
+
#ifndef WX_PRECOMP
#include "wx/string.h"
- #include "wx/intl.h"
#include "wx/log.h"
#endif // WX_PRECOMP
+#include "wx/intl.h"
#include "wx/thread.h"
#include "wx/tokenzr.h"
#include "wx/module.h"
#undef HAVE_STRPTIME
#endif // broken strptime()
-#ifndef WX_TIMEZONE
+#if !defined(WX_TIMEZONE) && !defined(WX_GMTOFF_IN_TM)
#if defined(__BORLANDC__) || defined(__MINGW32__) || defined(__VISAGECPP__)
#define WX_TIMEZONE _timezone
#elif defined(__MWERKS__)
long wxmw_timezone = 28800;
- #define WX_TIMEZONE wxmw_timezone;
+ #define WX_TIMEZONE wxmw_timezone
+ #elif defined(__DJGPP__)
+ #include <sys/timeb.h>
+ #include <values.h>
+ static long wxGetTimeZone()
+ {
+ static long timezone = MAXLONG; // invalid timezone
+ if (timezone == MAXLONG)
+ {
+ struct timeb tb;
+ ftime(&tb);
+ timezone = tb.timezone;
+ }
+ return timezone;
+ }
+ #define WX_TIMEZONE wxGetTimeZone()
+ #elif defined(__DARWIN__)
+ #define WX_GMTOFF_IN_TM
#else // unknown platform - try timezone
#define WX_TIMEZONE timezone
#endif
-#endif // !WX_TIMEZONE
+#endif // !WX_TIMEZONE && !WX_GMTOFF_IN_TM
// ----------------------------------------------------------------------------
// macros
// in the fine tradition of ANSI C we use our equivalent of (time_t)-1 to
// indicate an invalid wxDateTime object
-static const wxDateTime gs_dtDefault = wxLongLong((long)ULONG_MAX, ULONG_MAX);
-
-const wxDateTime& wxDefaultDateTime = gs_dtDefault;
+const wxDateTime wxDefaultDateTime;
wxDateTime::Country wxDateTime::ms_country = wxDateTime::Country_Unknown;
{
// set to TRUE when the timezone is set
static bool s_timezoneSet = FALSE;
-
+#ifdef WX_GMTOFF_IN_TM
+ static long gmtoffset = LONG_MAX; // invalid timezone
+#endif
+
wxCRIT_SECT_LOCKER(lock, gs_critsectTimezone);
if ( !s_timezoneSet )
{
// just call localtime() instead of figuring out whether this system
// supports tzset(), _tzset() or something else
- time_t t = 0;
+ time_t t = 0;
+ struct tm *tm;
- (void)localtime(&t);
+ tm = localtime(&t);
s_timezoneSet = TRUE;
+#ifdef WX_GMTOFF_IN_TM
+ gmtoffset = tm->tm_gmtoff;
+#endif
}
+#ifdef WX_GMTOFF_IN_TM
+ return (int)gmtoffset;
+#else
return (int)WX_TIMEZONE;
+#endif
}
// return the integral part of the JDN for the midnight of the given date (to
// the values in the tm structure contain the local time
wxDateTime& wxDateTime::Set(const struct tm& tm)
{
- wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") );
-
struct tm tm2(tm);
time_t timet = mktime(&tm2);
wxDateTime_t second,
wxDateTime_t millisec)
{
- wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") );
-
// we allow seconds to be 61 to account for the leap seconds, even if we
// don't use them really
wxDATETIME_CHECK( hour < 24 &&
wxDateTime_t second,
wxDateTime_t millisec)
{
- wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") );
-
wxDATETIME_CHECK( hour < 24 &&
second < 62 &&
minute < 60 &&
// check that the algorithm gave us something reasonable
wxASSERT_MSG( (0 < month) && (month <= 12), _T("invalid month") );
wxASSERT_MSG( (1 <= day) && (day < 32), _T("invalid day") );
- wxASSERT_MSG( (INT_MIN <= year) && (year <= INT_MAX),
- _T("year range overflow") );
// construct Tm from these values
Tm tm;
// take this date as default
tmDef = dateDef.GetTm();
}
-#ifdef __WIN16__
- else if ( m_time != 0 )
-#else
- else if ( m_time != wxLongLong(0) )
-#endif
+ else if ( IsValid() )
{
// if this date is valid, don't change it
tmDef = GetTm();
// but we already have a month - maybe we guessed wrong?
if ( !haveDay )
{
- // no need to check in month range as always < 12, but
+ // no need to check in month range as always < 12, but
// the days are counted from 1 unlike the months
day = (wxDateTime_t)mon + 1;
haveDay = TRUE;
// could possible be the year (doesn't the year come
// before the month in the japanese format?) (FIXME)
break;
- }
+ }
}
mon = mon2;
mon = (wxDateTime::Month)(day - 1);
// we're in the current year then
- if ( year <= GetNumOfDaysInMonth(Inv_Year, mon) )
+ if ( (year > 0) &&
+ (unsigned)year <= GetNumOfDaysInMonth(Inv_Year, mon) )
{
day = year;
}
}
- // try all time formats we may think about starting with the standard one
- const wxChar *result = ParseFormat(time, _T("%X"));
+ // try all time formats we may think about in the order from longest to
+ // shortest
+
+ // 12hour with AM/PM?
+ const wxChar *result = ParseFormat(time, _T("%I:%M:%S %p"));
+
if ( !result )
{
// normally, it's the same, but why not try it?
if ( !result )
{
- // 12hour with AM/PM?
- result = ParseFormat(time, _T("%I:%M:%S %p"));
+ // 12hour with AM/PM but without seconds?
+ result = ParseFormat(time, _T("%I:%M %p"));
}
if ( !result )
if ( !result )
{
- // 12hour with AM/PM but without seconds?
- result = ParseFormat(time, _T("%I:%M %p"));
+ // just the hour and AM/PM?
+ result = ParseFormat(time, _T("%I %p"));
}
if ( !result )
if ( !result )
{
- // just the hour and AM/PM?
- result = ParseFormat(time, _T("%I %p"));
+ // parse the standard format: normally it is one of the formats above
+ // but it may be set to something completely different by the user
+ result = ParseFormat(time, _T("%X"));
}
// TODO: parse timezones
// wxTimeSpan
// ============================================================================
+// this enum is only used in wxTimeSpan::Format() below but we can't declare
+// it locally to the method as it provokes an internal compiler error in egcs
+// 2.91.60 when building with -O2
+enum TimeSpanPart
+{
+ Part_Week,
+ Part_Day,
+ Part_Hour,
+ Part_Min,
+ Part_Sec,
+ Part_MSec
+};
+
// not all strftime(3) format specifiers make sense here because, for example,
// a time span doesn't have a year nor a timezone
//
// should use GetMinutes() % 60, otherwise just GetMinutes() &c
// we remember the most important unit found so far
- enum TimeSpanPart
- {
- Part_Week,
- Part_Day,
- Part_Hour,
- Part_Min,
- Part_Sec,
- Part_MSec
- } partBiggest = Part_MSec;
+ TimeSpanPart partBiggest = Part_MSec;
for ( const wxChar *pch = format; *pch; pch++ )
{
return holidays.GetCount();
}
-
+#endif // wxUSE_DATETIME