// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "datetime.h"
#endif
#include <ctype.h>
#include "wx/datetime.h"
-#include "wx/timer.h" // for wxGetLocalTimeMillis()
+#include "wx/stopwatch.h" // for wxGetLocalTimeMillis()
const long wxDateTime::TIME_T_FACTOR = 1000l;
+#if wxUSE_EXTENDED_RTTI
+
+template<> void wxStringReadValue(const wxString &s , wxDateTime &data )
+{
+ data.ParseFormat(s,wxT("%Y-%m-%d %H:%M:%S")) ;
+}
+
+template<> void wxStringWriteValue(wxString &s , const wxDateTime &data )
+{
+ s = data.Format(wxT("%Y-%m-%d %H:%M:%S")) ;
+}
+
+wxCUSTOM_TYPE_INFO(wxDateTime, wxToStringConverter<wxDateTime> , wxFromStringConverter<wxDateTime>)
+
+#endif
+
+//
// ----------------------------------------------------------------------------
// conditional compilation
// ----------------------------------------------------------------------------
// (in seconds)
static int GetTimeZone()
{
+#ifdef WX_GMTOFF_IN_TM
// 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
// ensure that the timezone variable is set by calling localtime
if ( !s_timezoneSet )
tm = localtime(&t);
s_timezoneSet = TRUE;
-#ifdef WX_GMTOFF_IN_TM
// note that GMT offset is the opposite of time zone and so to return
// consistent results in both WX_GMTOFF_IN_TM and !WX_GMTOFF_IN_TM
// cases we have to negate it
gmtoffset = -tm->tm_gmtoff;
-#endif
}
-#ifdef WX_GMTOFF_IN_TM
return (int)gmtoffset;
-#else
+#else // !WX_GMTOFF_IN_TM
return (int)WX_TIMEZONE;
-#endif
+#endif // WX_GMTOFF_IN_TM/!WX_GMTOFF_IN_TM
}
// return the integral part of the JDN for the midnight of the given date (to
#ifdef HAVE_STRPTIME
+// glibc2 doesn't define this in the headers unless _XOPEN_SOURCE is defined
+// which, unfortunately, wreaks havoc elsewhere
+#if defined(__GLIBC__) && (__GLIBC__ == 2)
+ extern "C" char *strptime(const char *, const char *, struct tm *);
+#endif
+
// Unicode-friendly strptime() wrapper
static const wxChar *
CallStrptime(const wxChar *input, const char *fmt, tm *tm)
{
tm tm;
InitTm(tm);
+ wxChar buffer[64];
+ // @Note: Do not call 'CallStrftime' here! CallStrftime checks the return code
+ // and causes an assertion failed if the buffer is to small (which is good) - OR -
+ // if strftime does not return anything because the format string is invalid - OR -
+ // if there are no 'am' / 'pm' tokens defined for the current locale (which is not good).
+ // wxDateTime::ParseTime will try several different formats to parse the time.
+ // As a result, GetAmPmStrings might get called, even if the current locale
+ // does not define any 'am' / 'pm' tokens. In this case, wxStrftime would
+ // assert, even though it is a perfectly legal use.
if ( am )
{
- *am = CallStrftime(_T("%p"), &tm);
+ if (wxStrftime(buffer, sizeof buffer, _T("%p"), &tm) > 0)
+ *am = wxString(buffer);
+ else
+ *am = wxString();
}
if ( pm )
{
tm.tm_hour = 13;
- *pm = CallStrftime(_T("%p"), &tm);
+ if (wxStrftime(buffer, sizeof buffer, _T("%p"), &tm) > 0)
+ *pm = wxString(buffer);
+ else
+ *pm = wxString();
}
}
wxDateTime& wxDateTime::SetFromDOS(unsigned long ddt)
{
struct tm tm;
+ InitTm(tm);
long year = ddt & 0xFE000000;
year >>= 25;
// for Dec, we can't compare with gs_cumulatedDays[mon + 1], but we
// don't need it neither - because of the CHECK above we know that
// yday lies in December then
- if ( (mon == Dec) || (yday < gs_cumulatedDays[isLeap][mon + 1]) )
+ if ( (mon == Dec) || (yday <= gs_cumulatedDays[isLeap][mon + 1]) )
{
Set(yday - gs_cumulatedDays[isLeap][mon], mon, year);
wxString am, pm, token = GetAlphaToken(input);
GetAmPmStrings(&am, &pm);
+ if (am.IsEmpty() && pm.IsEmpty())
+ return (wxChar *)NULL; // no am/pm strings defined
if ( token.CmpNoCase(pm) == 0 )
{
isPM = TRUE;
Set(tm);
+ // finally check that the week day is consistent -- if we had it
+ if ( haveWDay && GetWeekDay() != wday )
+ {
+ wxLogDebug(_T("inconsistsnet week day in wxDateTime::ParseFormat()"));
+
+ return NULL;
+ }
+
return input;
}
{
wxCHECK_MSG( date, (wxChar *)NULL, _T("NULL pointer in wxDateTime::Parse") );
- // there is a public domain version of getdate.y, but it only works for
- // English...
- wxFAIL_MSG(_T("TODO"));
+ // Set to current day and hour, so strings like '14:00' becomes today at
+ // 14, not some other random date
+ wxDateTime dtDate = wxDateTime::Today();
+ wxDateTime dtTime = wxDateTime::Today();
- return (wxChar *)NULL;
+ const wxChar* pchTime;
+
+ // Try to parse the beginning of the string as a date
+ const wxChar* pchDate = dtDate.ParseDate(date);
+
+ // We got a date in the beginning, see if there is a time specified after the date
+ if ( pchDate )
+ {
+ // Skip spaces, as the ParseTime() function fails on spaces
+ while ( wxIsspace(*pchDate) )
+ pchDate++;
+
+ pchTime = dtTime.ParseTime(pchDate);
+ }
+ else // no date in the beginning
+ {
+ // check and see if we have a time followed by a date
+ pchTime = dtTime.ParseTime(date);
+ if ( pchTime )
+ {
+ while ( wxIsspace(*pchTime) )
+ pchTime++;
+
+ pchDate = dtDate.ParseDate(pchTime);
+ }
+ }
+
+ // If we have a date specified, set our own data to the same date
+ if ( !pchDate || !pchTime )
+ return NULL;
+
+ Set(dtDate.GetDay(), dtDate.GetMonth(), dtDate.GetYear(),
+ dtTime.GetHour(), dtTime.GetMinute(), dtTime.GetSecond(),
+ dtTime.GetMillisecond());
+
+ // Return endpoint of scan
+ return pchDate > pchTime ? pchDate : pchTime;
}
const wxChar *wxDateTime::ParseDate(const wxChar *date)
}
else // not the month
{
- wxDateTime_t maxDays = haveMon
- ? GetNumOfDaysInMonth(haveYear ? year : Inv_Year, mon)
- : 31;
-
- // can it be day?
- if ( (val == 0) || (val > (unsigned long)maxDays) ) // cast to shut up compiler warning in BCC
+ if ( haveDay )
{
+ // this can only be the year
isYear = TRUE;
}
- else
+ else // may be either day or year
{
- isDay = TRUE;
+ wxDateTime_t maxDays = haveMon
+ ? GetNumOfDaysInMonth(haveYear ? year : Inv_Year, mon)
+ : 31;
+
+ // can it be day?
+ if ( (val == 0) || (val > (unsigned long)maxDays) )
+ {
+ // no
+ isYear = TRUE;
+ }
+ else // yes, suppose it's the day
+ {
+ isDay = TRUE;
+ }
}
}
mon = (wxDateTime::Month)(day - 1);
// we're in the current year then
- if ( (year > 0) &&
- (unsigned)year <= GetNumOfDaysInMonth(Inv_Year, mon) )
+ if ( (year > 0) && (year <= (int)GetNumOfDaysInMonth(Inv_Year, mon)) )
{
day = year;
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