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Applied patch for ArtProvider.
[wxWidgets.git] / src / common / datetime.cpp
diff --git a/src/common/datetime.cpp b/src/common/datetime.cpp
index 418a72f51c89faad35ac925dcfc6396774254732..b211b4ee2d594689f5f9a08fdf43a75deece0184 100644 (file)
--- a/src/common/datetime.cpp
+++ b/src/common/datetime.cpp
@@ -13,9 +13,13 @@
 //               so long as the above copyright and this permission statement
 //               are retained in all copies.
 //
 //               so long as the above copyright and this permission statement
 //               are retained in all copies.
 //
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 ///////////////////////////////////////////////////////////////////////////////
 
+// TODO: for $DEITY sake, someone please fix the #ifdef __WXWINCE__ everywhere,
+//       the proper way to do it is to implement (subset of) wxStrftime() for
+//       CE instead of this horror!!
+
 /*
  * Implementation notes:
  *
 /*
  * Implementation notes:
  *
@@ -52,7 +56,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "datetime.h"
 #endif
 
     #pragma implementation "datetime.h"
 #endif
 
@@ -75,18 +79,44 @@
 #include "wx/tokenzr.h"
 #include "wx/module.h"
 
 #include "wx/tokenzr.h"
 #include "wx/module.h"
 
-#define wxDEFINE_TIME_CONSTANTS // before including datetime.h
-
 #include <ctype.h>
 
 #include <ctype.h>
 
+#ifdef __WINDOWS__
+    #include "wx/msw/wrapwin.h"
+    #include <winnls.h>
+    #ifndef __WXWINCE__
+        #include <locale.h>
+    #endif
+#endif
+
 #include "wx/datetime.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
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // conditional compilation
 // ----------------------------------------------------------------------------
 
-#if defined(HAVE_STRPTIME) && defined(__LINUX__)
+#if defined(HAVE_STRPTIME) && defined(__GLIBC__) && \
+        ((__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0))
     // glibc 2.0.7 strptime() is broken - the following snippet causes it to
     // crash (instead of just failing):
     //
     // glibc 2.0.7 strptime() is broken - the following snippet causes it to
     // crash (instead of just failing):
     //
@@ -97,13 +127,19 @@
     #undef HAVE_STRPTIME
 #endif // broken strptime()
 
     #undef HAVE_STRPTIME
 #endif // broken strptime()
 
-#ifndef WX_TIMEZONE
-    #if defined(__BORLANDC__) || defined(__MINGW32__) || defined(__VISAGECPP__)
+#if defined(__MWERKS__) && wxUSE_UNICODE
+    #include <wtime.h>
+#endif
+
+#if !defined(WX_TIMEZONE) && !defined(WX_GMTOFF_IN_TM)
+    #if defined(__WXPALMOS__)
+        #define WX_GMTOFF_IN_TM
+    #elif 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 _timezone
     #elif defined(__MWERKS__)
         long wxmw_timezone = 28800;
         #define WX_TIMEZONE wxmw_timezone
-    #elif defined(__DJGPP__)
+    #elif defined(__DJGPP__) || defined(__WINE__)
         #include <sys/timeb.h>
         #include <values.h>
         static long wxGetTimeZone()
         #include <sys/timeb.h>
         #include <values.h>
         static long wxGetTimeZone()
@@ -118,10 +154,12 @@
             return timezone;
         }
         #define WX_TIMEZONE wxGetTimeZone()
             return timezone;
         }
         #define WX_TIMEZONE wxGetTimeZone()
+    #elif defined(__DARWIN__)
+        #define WX_GMTOFF_IN_TM
     #else // unknown platform - try timezone
         #define WX_TIMEZONE timezone
     #endif
     #else // unknown platform - try timezone
         #define WX_TIMEZONE timezone
     #endif
-#endif // !WX_TIMEZONE
+#endif // !WX_TIMEZONE && !WX_GMTOFF_IN_TM
 
 // ----------------------------------------------------------------------------
 // macros
 
 // ----------------------------------------------------------------------------
 // macros
@@ -147,13 +185,13 @@ public:
     {
         wxDateTimeHolidayAuthority::AddAuthority(new wxDateTimeWorkDays);
 
     {
         wxDateTimeHolidayAuthority::AddAuthority(new wxDateTimeWorkDays);
 
-        return TRUE;
+        return true;
     }
 
     virtual void OnExit()
     {
         wxDateTimeHolidayAuthority::ClearAllAuthorities();
     }
 
     virtual void OnExit()
     {
         wxDateTimeHolidayAuthority::ClearAllAuthorities();
-        wxDateTimeHolidayAuthority::ms_authorities.Clear();
+        wxDateTimeHolidayAuthority::ms_authorities.clear();
     }
 
 private:
     }
 
 private:
@@ -209,22 +247,15 @@ static const wxDateTime::wxDateTime_t gs_cumulatedDays[2][MONTHS_IN_YEAR] =
 // global data
 // ----------------------------------------------------------------------------
 
 // global data
 // ----------------------------------------------------------------------------
 
+const wxChar * wxDefaultDateTimeFormat = wxT("%c");
+const wxChar * wxDefaultTimeSpanFormat = wxT("%H:%M:%S");
+
 // in the fine tradition of ANSI C we use our equivalent of (time_t)-1 to
 // indicate an invalid wxDateTime object
 const wxDateTime wxDefaultDateTime;
 
 wxDateTime::Country wxDateTime::ms_country = wxDateTime::Country_Unknown;
 
 // in the fine tradition of ANSI C we use our equivalent of (time_t)-1 to
 // indicate an invalid wxDateTime object
 const wxDateTime wxDefaultDateTime;
 
 wxDateTime::Country wxDateTime::ms_country = wxDateTime::Country_Unknown;
 
-// ----------------------------------------------------------------------------
-// private globals
-// ----------------------------------------------------------------------------
-
-// a critical section is needed to protect GetTimeZone() static
-// variable in MT case
-#if wxUSE_THREADS
-    static wxCriticalSection gs_critsectTimezone;
-#endif // wxUSE_THREADS
-
 // ----------------------------------------------------------------------------
 // private functions
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // private functions
 // ----------------------------------------------------------------------------
@@ -256,25 +287,36 @@ wxDateTime::wxDateTime_t GetNumOfDaysInMonth(int year, wxDateTime::Month month)
     return daysInMonth[wxDateTime::IsLeapYear(year)][month];
 }
 
     return daysInMonth[wxDateTime::IsLeapYear(year)][month];
 }
 
-// ensure that the timezone variable is set by calling localtime
+// returns the time zone in the C sense, i.e. the difference UTC - local
+// (in seconds)
 static int GetTimeZone()
 {
 static int GetTimeZone()
 {
-    // set to TRUE when the timezone is set
-    static bool s_timezoneSet = FALSE;
-
-    wxCRIT_SECT_LOCKER(lock, gs_critsectTimezone);
+#ifdef WX_GMTOFF_IN_TM
+    // set to true when the timezone is set
+    static bool s_timezoneSet = false;
+    static long gmtoffset = LONG_MAX; // invalid timezone
 
 
+    // ensure that the timezone variable is set by calling localtime
     if ( !s_timezoneSet )
     {
         // just call localtime() instead of figuring out whether this system
         // supports tzset(), _tzset() or something else
     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);
-        s_timezoneSet = TRUE;
+        tm = localtime(&t);
+        s_timezoneSet = true;
+
+        // 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;
     }
 
     }
 
+    return (int)gmtoffset;
+#else // !WX_GMTOFF_IN_TM
     return (int)WX_TIMEZONE;
     return (int)WX_TIMEZONE;
+#endif // WX_GMTOFF_IN_TM/!WX_GMTOFF_IN_TM
 }
 
 // return the integral part of the JDN for the midnight of the given date (to
 }
 
 // return the integral part of the JDN for the midnight of the given date (to
@@ -317,11 +359,12 @@ static long GetTruncatedJDN(wxDateTime::wxDateTime_t day,
             - JDN_OFFSET;
 }
 
             - JDN_OFFSET;
 }
 
-// this function is a wrapper around strftime(3)
+#ifndef __WXWINCE__
+// this function is a wrapper around strftime(3) adding error checking
 static wxString CallStrftime(const wxChar *format, const tm* tm)
 {
     wxChar buf[4096];
 static wxString CallStrftime(const wxChar *format, const tm* tm)
 {
     wxChar buf[4096];
-    if ( !wxStrftime(buf, WXSIZEOF(buf), format, tm) )
+       if ( !wxStrftime(buf, WXSIZEOF(buf), format, tm) )
     {
         // buffer is too small?
         wxFAIL_MSG(_T("strftime() failed"));
     {
         // buffer is too small?
         wxFAIL_MSG(_T("strftime() failed"));
@@ -329,6 +372,42 @@ static wxString CallStrftime(const wxChar *format, const tm* tm)
 
     return wxString(buf);
 }
 
     return wxString(buf);
 }
+#endif
+
+#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)
+{
+    // the problem here is that strptime() returns pointer into the string we
+    // passed to it while we're really interested in the pointer into the
+    // original, Unicode, string so we try to transform the pointer back
+#if wxUSE_UNICODE
+    wxCharBuffer inputMB(wxConvertWX2MB(input));
+#else // ASCII
+    const char * const inputMB = input;
+#endif // Unicode/Ascii
+
+    const char *result = strptime(inputMB, fmt, tm);
+    if ( !result )
+        return NULL;
+
+#if wxUSE_UNICODE
+    // FIXME: this is wrong in presence of surrogates &c
+    return input + (result - inputMB.data());
+#else // ASCII
+    return result;
+#endif // Unicode/Ascii
+}
+
+#endif // HAVE_STRPTIME
 
 // if year and/or month have invalid values, replace them with the current ones
 static void ReplaceDefaultYearMonthWithCurrent(int *year,
 
 // if year and/or month have invalid values, replace them with the current ones
 static void ReplaceDefaultYearMonthWithCurrent(int *year,
@@ -440,7 +519,7 @@ static bool GetNumericToken(size_t len, const wxChar*& p, unsigned long *number)
             break;
     }
 
             break;
     }
 
-    return !!s && s.ToULong(number);
+    return !s.empty() && s.ToULong(number);
 }
 
 // scans all alphabetic characters and returns the resulting string
 }
 
 // scans all alphabetic characters and returns the resulting string
@@ -476,14 +555,14 @@ wxDateTime::Tm::Tm(const struct tm& tm, const TimeZone& tz)
               : m_tz(tz)
 {
     msec = 0;
               : m_tz(tz)
 {
     msec = 0;
-    sec = tm.tm_sec;
-    min = tm.tm_min;
-    hour = tm.tm_hour;
-    mday = tm.tm_mday;
+    sec = (wxDateTime::wxDateTime_t)tm.tm_sec;
+    min = (wxDateTime::wxDateTime_t)tm.tm_min;
+    hour = (wxDateTime::wxDateTime_t)tm.tm_hour;
+    mday = (wxDateTime::wxDateTime_t)tm.tm_mday;
     mon = (wxDateTime::Month)tm.tm_mon;
     year = 1900 + tm.tm_year;
     mon = (wxDateTime::Month)tm.tm_mon;
     year = 1900 + tm.tm_year;
-    wday = tm.tm_wday;
-    yday = tm.tm_yday;
+    wday = (wxDateTime::wxDateTime_t)tm.tm_wday;
+    yday = (wxDateTime::wxDateTime_t)tm.tm_yday;
 }
 
 bool wxDateTime::Tm::IsValid() const
 }
 
 bool wxDateTime::Tm::IsValid() const
@@ -499,7 +578,7 @@ void wxDateTime::Tm::ComputeWeekDay()
     // compute the week day from day/month/year: we use the dumbest algorithm
     // possible: just compute our JDN and then use the (simple to derive)
     // formula: weekday = (JDN + 1.5) % 7
     // compute the week day from day/month/year: we use the dumbest algorithm
     // possible: just compute our JDN and then use the (simple to derive)
     // formula: weekday = (JDN + 1.5) % 7
-    wday = (wxDateTime::WeekDay)(GetTruncatedJDN(mday, mon, year) + 2) % 7;
+    wday = (wxDateTime::wxDateTime_t)((wxDateTime::WeekDay)(GetTruncatedJDN(mday, mon, year) + 2) % 7);
 }
 
 void wxDateTime::Tm::AddMonths(int monDiff)
 }
 
 void wxDateTime::Tm::AddMonths(int monDiff)
@@ -537,7 +616,7 @@ void wxDateTime::Tm::AddDays(int dayDiff)
         dayDiff += GetNumOfDaysInMonth(year, mon);
     }
 
         dayDiff += GetNumOfDaysInMonth(year, mon);
     }
 
-    mday += dayDiff;
+    mday = (wxDateTime::wxDateTime_t)( mday + dayDiff );
     while ( mday > GetNumOfDaysInMonth(year, mon) )
     {
         mday -= GetNumOfDaysInMonth(year, mon);
     while ( mday > GetNumOfDaysInMonth(year, mon) )
     {
         mday -= GetNumOfDaysInMonth(year, mon);
@@ -631,7 +710,7 @@ bool wxDateTime::IsLeapYear(int year, wxDateTime::Calendar cal)
     {
         wxFAIL_MSG(_T("unknown calendar"));
 
     {
         wxFAIL_MSG(_T("unknown calendar"));
 
-        return FALSE;
+        return false;
     }
 }
 
     }
 }
 
@@ -740,8 +819,8 @@ wxDateTime::wxDateTime_t wxDateTime::GetNumberOfDays(wxDateTime::Month month,
 wxString wxDateTime::GetMonthName(wxDateTime::Month month,
                                   wxDateTime::NameFlags flags)
 {
 wxString wxDateTime::GetMonthName(wxDateTime::Month month,
                                   wxDateTime::NameFlags flags)
 {
-    wxCHECK_MSG( month != Inv_Month, _T(""), _T("invalid month") );
-
+    wxCHECK_MSG( month != Inv_Month, wxEmptyString, _T("invalid month") );
+#ifndef __WXWINCE__
     // notice that we must set all the fields to avoid confusing libc (GNU one
     // gets confused to a crash if we don't do this)
     tm tm;
     // notice that we must set all the fields to avoid confusing libc (GNU one
     // gets confused to a crash if we don't do this)
     tm tm;
@@ -749,18 +828,63 @@ wxString wxDateTime::GetMonthName(wxDateTime::Month month,
     tm.tm_mon = month;
 
     return CallStrftime(flags == Name_Abbr ? _T("%b") : _T("%B"), &tm);
     tm.tm_mon = month;
 
     return CallStrftime(flags == Name_Abbr ? _T("%b") : _T("%B"), &tm);
+#else
+       wxString ret;
+       switch(month)
+       {
+               case Jan: 
+                       ret = (flags == Name_Abbr ? wxT("Jan"): wxT("January"));
+                       break;
+               case Feb: 
+                       ret = (flags == Name_Abbr ? wxT("Feb"): wxT("Febuary"));
+                       break;
+               case Mar: 
+                       ret = (flags == Name_Abbr ? wxT("Mar"): wxT("March"));
+                       break;
+               case Apr: 
+                       ret = (flags == Name_Abbr ? wxT("Apr"): wxT("April"));
+                       break;
+               case May: 
+                       ret = (flags == Name_Abbr ? wxT("May"): wxT("May"));
+                       break;
+               case Jun: 
+                       ret = (flags == Name_Abbr ? wxT("Jun"): wxT("June"));
+                       break;
+               case Jul: 
+                       ret = (flags == Name_Abbr ? wxT("Jul"): wxT("July"));
+                       break;
+               case Aug: 
+                       ret = (flags == Name_Abbr ? wxT("Aug"): wxT("August"));
+                       break;
+               case Sep: 
+                       ret = (flags == Name_Abbr ? wxT("Sep"): wxT("September"));
+                       break;
+               case Oct: 
+                       ret = (flags == Name_Abbr ? wxT("Oct"): wxT("October"));
+                       break;
+               case Nov: 
+                       ret = (flags == Name_Abbr ? wxT("Nov"): wxT("November"));
+                       break;
+               case Dec: 
+                       ret = (flags == Name_Abbr ? wxT("Dec"): wxT("December"));
+                       break;
+       }
+       return ret;
+#endif
 }
 
 /* static */
 wxString wxDateTime::GetWeekDayName(wxDateTime::WeekDay wday,
                                     wxDateTime::NameFlags flags)
 {
 }
 
 /* static */
 wxString wxDateTime::GetWeekDayName(wxDateTime::WeekDay wday,
                                     wxDateTime::NameFlags flags)
 {
-    wxCHECK_MSG( wday != Inv_WeekDay, _T(""), _T("invalid weekday") );
-
-    // take some arbitrary Sunday
+    wxCHECK_MSG( wday != Inv_WeekDay, wxEmptyString, _T("invalid weekday") );
+#ifndef __WXWINCE__
+    // take some arbitrary Sunday (but notice that the day should be such that
+    // after adding wday to it below we still have a valid date, e.g. don't
+    // take 28 here!)
     tm tm;
     InitTm(tm);
     tm tm;
     InitTm(tm);
-    tm.tm_mday = 28;
+    tm.tm_mday = 21;
     tm.tm_mon = Nov;
     tm.tm_year = 99;
 
     tm.tm_mon = Nov;
     tm.tm_year = 99;
 
@@ -772,6 +896,35 @@ wxString wxDateTime::GetWeekDayName(wxDateTime::WeekDay wday,
 
     // ... and call strftime()
     return CallStrftime(flags == Name_Abbr ? _T("%a") : _T("%A"), &tm);
 
     // ... and call strftime()
     return CallStrftime(flags == Name_Abbr ? _T("%a") : _T("%A"), &tm);
+#else
+       wxString ret;
+       switch(wday)
+       {
+               case Sun: 
+                       ret = (flags == Name_Abbr ? wxT("Sun") : wxT("Sunday"));
+                       break;
+               case Mon:
+                       ret = (flags == Name_Abbr ? wxT("Mon") : wxT("Monday"));
+                       break;
+               case Tue:
+                       ret = (flags == Name_Abbr ? wxT("Tue") : wxT("Tuesday"));
+                       break;
+               case Wed:
+                       ret = (flags == Name_Abbr ? wxT("Wed") : wxT("Wednesday"));
+                       break;
+               case Thu:
+                       ret = (flags == Name_Abbr ? wxT("Thu") : wxT("Thursday"));
+                       break;
+               case Fri:
+                       ret = (flags == Name_Abbr ? wxT("Fri") : wxT("Friday"));
+                       break;
+               case Sat:
+                       ret = (flags == Name_Abbr ? wxT("Sat") : wxT("Saturday"));
+                       break;
+       }
+       return ret;
+
+#endif
 }
 
 /* static */
 }
 
 /* static */
@@ -779,14 +932,29 @@ void wxDateTime::GetAmPmStrings(wxString *am, wxString *pm)
 {
     tm tm;
     InitTm(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 )
     {
     if ( am )
     {
-        *am = CallStrftime(_T("%p"), &tm);
+        if (wxStrftime(buffer, sizeof(buffer)/sizeof(wxChar), _T("%p"), &tm) > 0)
+            *am = wxString(buffer);
+        else
+            *am = wxString();
     }
     if ( pm )
     {
         tm.tm_hour = 13;
     }
     if ( pm )
     {
         tm.tm_hour = 13;
-        *pm = CallStrftime(_T("%p"), &tm);
+        if (wxStrftime(buffer, sizeof(buffer)/sizeof(wxChar), _T("%p"), &tm) > 0)
+            *pm = wxString(buffer);
+        else
+            *pm = wxString();
     }
 }
 
     }
 }
 
@@ -799,7 +967,7 @@ void wxDateTime::GetAmPmStrings(wxString *am, wxString *pm)
 wxDateTime::Country wxDateTime::GetCountry()
 {
     // TODO use LOCALE_ICOUNTRY setting under Win32
 wxDateTime::Country wxDateTime::GetCountry()
 {
     // TODO use LOCALE_ICOUNTRY setting under Win32
-
+#ifndef __WXWINCE__
     if ( ms_country == Country_Unknown )
     {
         // try to guess from the time zone name
     if ( ms_country == Country_Unknown )
     {
         // try to guess from the time zone name
@@ -833,6 +1001,9 @@ wxDateTime::Country wxDateTime::GetCountry()
             ms_country = USA;
         }
     }
             ms_country = USA;
         }
     }
+#else
+     ms_country = USA;
+#endif
 
     return ms_country;
 }
 
     return ms_country;
 }
@@ -925,7 +1096,7 @@ wxDateTime wxDateTime::GetBeginDST(int year, Country country)
         dt += wxTimeSpan::Hours(1);
 
         // disable DST tests because it could result in an infinite recursion!
         dt += wxTimeSpan::Hours(1);
 
         // disable DST tests because it could result in an infinite recursion!
-        dt.MakeGMT(TRUE);
+        dt.MakeGMT(true);
     }
     else switch ( country )
     {
     }
     else switch ( country )
     {
@@ -1026,7 +1197,7 @@ wxDateTime wxDateTime::GetEndDST(int year, Country country)
         dt += wxTimeSpan::Hours(1);
 
         // disable DST tests because it could result in an infinite recursion!
         dt += wxTimeSpan::Hours(1);
 
         // disable DST tests because it could result in an infinite recursion!
-        dt.MakeGMT(TRUE);
+        dt.MakeGMT(true);
     }
     else switch ( country )
     {
     }
     else switch ( country )
     {
@@ -1091,16 +1262,11 @@ wxDateTime& wxDateTime::Set(const struct tm& tm)
         // less than timezone - try to make it work for this case
         if ( tm2.tm_year == 70 && tm2.tm_mon == 0 && tm2.tm_mday == 1 )
         {
         // less than timezone - try to make it work for this case
         if ( tm2.tm_year == 70 && tm2.tm_mon == 0 && tm2.tm_mday == 1 )
         {
-            // add timezone to make sure that date is in range
-            tm2.tm_sec -= GetTimeZone();
-
-            timet = mktime(&tm2);
-            if ( timet != (time_t)-1 )
-            {
-                timet += GetTimeZone();
-
-                return Set(timet);
-            }
+            return Set((time_t)(
+                       GetTimeZone() +
+                       tm2.tm_hour * MIN_PER_HOUR * SEC_PER_MIN +
+                       tm2.tm_min * SEC_PER_MIN +
+                       tm2.tm_sec));
         }
 
         wxFAIL_MSG( _T("mktime() failed") );
         }
 
         wxFAIL_MSG( _T("mktime() failed") );
@@ -1133,12 +1299,21 @@ wxDateTime& wxDateTime::Set(wxDateTime_t hour,
 
     wxDATETIME_CHECK( tm, _T("localtime() failed") );
 
 
     wxDATETIME_CHECK( tm, _T("localtime() failed") );
 
+    // make a copy so it isn't clobbered by the call to mktime() below
+    struct tm tm1(*tm);
+
     // adjust the time
     // adjust the time
-    tm->tm_hour = hour;
-    tm->tm_min = minute;
-    tm->tm_sec = second;
+    tm1.tm_hour = hour;
+    tm1.tm_min = minute;
+    tm1.tm_sec = second;
+
+    // and the DST in case it changes on this date
+    struct tm tm2(tm1);
+    mktime(&tm2);
+    if ( tm2.tm_isdst != tm1.tm_isdst )
+        tm1.tm_isdst = tm2.tm_isdst;
 
 
-    (void)Set(*tm);
+    (void)Set(tm1);
 
     // and finally adjust milliseconds
     return SetMillisecond(millisec);
 
     // and finally adjust milliseconds
     return SetMillisecond(millisec);
@@ -1185,7 +1360,10 @@ wxDateTime& wxDateTime::Set(wxDateTime_t day,
         (void)Set(tm);
 
         // and finally adjust milliseconds
         (void)Set(tm);
 
         // and finally adjust milliseconds
-        return SetMillisecond(millisec);
+        if (IsValid())
+            SetMillisecond(millisec);
+
+        return *this;
     }
     else
     {
     }
     else
     {
@@ -1214,6 +1392,17 @@ wxDateTime& wxDateTime::Set(double jdn)
 
     m_time.Assign(jdn);
 
 
     m_time.Assign(jdn);
 
+    // JDNs always suppose an UTC date, so bring it back to local time zone
+    // (also see GetJulianDayNumber() implementation)
+    long tzDiff = GetTimeZone();
+    if ( IsDST() == 1 )
+    {
+        // FIXME: again, we suppose that DST is always one hour
+        tzDiff -= 3600;
+    }
+
+    m_time += tzDiff*1000; // tzDiff is in seconds
+
     return *this;
 }
 
     return *this;
 }
 
@@ -1234,6 +1423,83 @@ wxDateTime& wxDateTime::ResetTime()
     return *this;
 }
 
     return *this;
 }
 
+// ----------------------------------------------------------------------------
+// DOS Date and Time Format functions
+// ----------------------------------------------------------------------------
+// the dos date and time value is an unsigned 32 bit value in the format:
+// YYYYYYYMMMMDDDDDhhhhhmmmmmmsssss
+//
+// Y = year offset from 1980 (0-127)
+// M = month (1-12)
+// D = day of month (1-31)
+// h = hour (0-23)
+// m = minute (0-59)
+// s = bisecond (0-29) each bisecond indicates two seconds
+// ----------------------------------------------------------------------------
+
+wxDateTime& wxDateTime::SetFromDOS(unsigned long ddt)
+{
+    struct tm tm;
+    InitTm(tm);
+
+    long year = ddt & 0xFE000000;
+    year >>= 25;
+    year += 80;
+    tm.tm_year = year;
+
+    long month = ddt & 0x1E00000;
+    month >>= 21;
+    month -= 1;
+    tm.tm_mon = month;
+
+    long day = ddt & 0x1F0000;
+    day >>= 16;
+    tm.tm_mday = day;
+
+    long hour = ddt & 0xF800;
+    hour >>= 11;
+    tm.tm_hour = hour;
+
+    long minute = ddt & 0x7E0;
+    minute >>= 5;
+    tm.tm_min = minute;
+
+    long second = ddt & 0x1F;
+    tm.tm_sec = second * 2;
+
+    return Set(mktime(&tm));
+}
+
+unsigned long wxDateTime::GetAsDOS() const
+{
+    unsigned long ddt;
+    time_t ticks = GetTicks();
+    struct tm *tm = localtime(&ticks);
+
+    long year = tm->tm_year;
+    year -= 80;
+    year <<= 25;
+
+    long month = tm->tm_mon;
+    month += 1;
+    month <<= 21;
+
+    long day = tm->tm_mday;
+    day <<= 16;
+
+    long hour = tm->tm_hour;
+    hour <<= 11;
+
+    long minute = tm->tm_min;
+    minute <<= 5;
+
+    long second = tm->tm_sec;
+    second /= 2;
+
+    ddt = year | month | day | hour | minute | second;
+    return ddt;
+}
+
 // ----------------------------------------------------------------------------
 // time_t <-> broken down time conversions
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // time_t <-> broken down time conversions
 // ----------------------------------------------------------------------------
@@ -1481,21 +1747,63 @@ wxDateTime& wxDateTime::Add(const wxDateSpan& diff)
 // Weekday and monthday stuff
 // ----------------------------------------------------------------------------
 
 // Weekday and monthday stuff
 // ----------------------------------------------------------------------------
 
-bool wxDateTime::SetToTheWeek(wxDateTime_t numWeek, WeekDay weekday)
+// convert Sun, Mon, ..., Sat into 6, 0, ..., 5
+static inline int ConvertWeekDayToMondayBase(int wd)
 {
 {
-    int year = GetYear();
+    return wd == wxDateTime::Sun ? 6 : wd - 1;
+}
+
+/* static */
+wxDateTime
+wxDateTime::SetToWeekOfYear(int year, wxDateTime_t numWeek, WeekDay wd)
+{
+    wxASSERT_MSG( numWeek > 0,
+                  _T("invalid week number: weeks are counted from 1") );
+
+    // Jan 4 always lies in the 1st week of the year
+    wxDateTime dt(4, Jan, year);
+    dt.SetToWeekDayInSameWeek(wd);
+    dt += wxDateSpan::Weeks(numWeek - 1);
 
 
+    return dt;
+}
+
+// use a separate function to avoid warnings about using deprecated
+// SetToTheWeek in GetWeek below
+static wxDateTime
+SetToTheWeek(int year,
+             wxDateTime::wxDateTime_t numWeek,
+             wxDateTime::WeekDay weekday,
+             wxDateTime::WeekFlags flags)
+{
     // Jan 4 always lies in the 1st week of the year
     // Jan 4 always lies in the 1st week of the year
-    Set(4, Jan, year);
-    SetToWeekDayInSameWeek(weekday) += wxDateSpan::Weeks(numWeek);
+    wxDateTime dt(4, wxDateTime::Jan, year);
+    dt.SetToWeekDayInSameWeek(weekday, flags);
+    dt += wxDateSpan::Weeks(numWeek - 1);
 
 
+    return dt;
+}
+
+bool wxDateTime::SetToTheWeek(wxDateTime_t numWeek,
+                              WeekDay weekday,
+                              WeekFlags flags)
+{
+    int year = GetYear();
+    *this = ::SetToTheWeek(year, numWeek, weekday, flags);
     if ( GetYear() != year )
     {
         // oops... numWeek was too big
     if ( GetYear() != year )
     {
         // oops... numWeek was too big
-        return FALSE;
+        return false;
     }
 
     }
 
-    return TRUE;
+    return true;
+}
+
+wxDateTime wxDateTime::GetWeek(wxDateTime_t numWeek,
+                               WeekDay weekday,
+                               WeekFlags flags) const
+{
+    return ::SetToTheWeek(GetYear(), numWeek, weekday, flags);
 }
 
 wxDateTime& wxDateTime::SetToLastMonthDay(Month month,
 }
 
 wxDateTime& wxDateTime::SetToLastMonthDay(Month month,
@@ -1510,17 +1818,34 @@ wxDateTime& wxDateTime::SetToLastMonthDay(Month month,
     return Set(GetNumOfDaysInMonth(year, month), month, year);
 }
 
     return Set(GetNumOfDaysInMonth(year, month), month, year);
 }
 
-wxDateTime& wxDateTime::SetToWeekDayInSameWeek(WeekDay weekday)
+wxDateTime& wxDateTime::SetToWeekDayInSameWeek(WeekDay weekday, WeekFlags flags)
 {
     wxDATETIME_CHECK( weekday != Inv_WeekDay, _T("invalid weekday") );
 
 {
     wxDATETIME_CHECK( weekday != Inv_WeekDay, _T("invalid weekday") );
 
-    WeekDay wdayThis = GetWeekDay();
+    int wdayThis = GetWeekDay();
     if ( weekday == wdayThis )
     {
         // nothing to do
         return *this;
     }
     if ( weekday == wdayThis )
     {
         // nothing to do
         return *this;
     }
-    else if ( weekday < wdayThis )
+
+    if ( flags == Default_First )
+    {
+        flags = GetCountry() == USA ? Sunday_First : Monday_First;
+    }
+
+    // the logic below based on comparing weekday and wdayThis works if Sun (0)
+    // is the first day in the week, but breaks down for Monday_First case so
+    // we adjust the week days in this case
+    if( flags == Monday_First )
+    {
+        if ( wdayThis == Sun )
+            wdayThis += 7;
+    }
+    //else: Sunday_First, nothing to do
+
+    // go forward or back in time to the day we want
+    if ( weekday < wdayThis )
     {
         return Subtract(wxDateSpan::Days(wdayThis - weekday));
     }
     {
         return Subtract(wxDateSpan::Days(wdayThis - weekday));
     }
@@ -1583,9 +1908,9 @@ bool wxDateTime::SetToWeekDay(WeekDay weekday,
                               Month month,
                               int year)
 {
                               Month month,
                               int year)
 {
-    wxCHECK_MSG( weekday != Inv_WeekDay, FALSE, _T("invalid weekday") );
+    wxCHECK_MSG( weekday != Inv_WeekDay, false, _T("invalid weekday") );
 
 
-    // we don't check explicitly that -5 <= n <= 5 because we will return FALSE
+    // we don't check explicitly that -5 <= n <= 5 because we will return false
     // anyhow in such case - but may be should still give an assert for it?
 
     // take the current month/year if none specified
     // anyhow in such case - but may be should still give an assert for it?
 
     // take the current month/year if none specified
@@ -1637,52 +1962,87 @@ bool wxDateTime::SetToWeekDay(WeekDay weekday,
     {
         *this = dt;
 
     {
         *this = dt;
 
-        return TRUE;
+        return true;
     }
     else
     {
         // no such day in this month
     }
     else
     {
         // no such day in this month
-        return FALSE;
+        return false;
     }
 }
 
     }
 }
 
-wxDateTime::wxDateTime_t wxDateTime::GetDayOfYear(const TimeZone& tz) const
+static inline
+wxDateTime::wxDateTime_t GetDayOfYearFromTm(const wxDateTime::Tm& tm)
 {
 {
-    Tm tm(GetTm(tz));
+    return (wxDateTime::wxDateTime_t)(gs_cumulatedDays[wxDateTime::IsLeapYear(tm.year)][tm.mon] + tm.mday);
+}
 
 
-    return gs_cumulatedDays[IsLeapYear(tm.year)][tm.mon] + tm.mday;
+wxDateTime::wxDateTime_t wxDateTime::GetDayOfYear(const TimeZone& tz) const
+{
+    return GetDayOfYearFromTm(GetTm(tz));
 }
 
 }
 
-wxDateTime::wxDateTime_t wxDateTime::GetWeekOfYear(wxDateTime::WeekFlags flags,
-                                                   const TimeZone& tz) const
+wxDateTime::wxDateTime_t
+wxDateTime::GetWeekOfYear(wxDateTime::WeekFlags flags, const TimeZone& tz) const
 {
     if ( flags == Default_First )
     {
         flags = GetCountry() == USA ? Sunday_First : Monday_First;
     }
 
 {
     if ( flags == Default_First )
     {
         flags = GetCountry() == USA ? Sunday_First : Monday_First;
     }
 
-    wxDateTime_t nDayInYear = GetDayOfYear(tz);
-    wxDateTime_t week;
+    Tm tm(GetTm(tz));
+    wxDateTime_t nDayInYear = GetDayOfYearFromTm(tm);
 
 
-    WeekDay wd = GetWeekDay(tz);
+    int wdTarget = GetWeekDay(tz);
+    int wdYearStart = wxDateTime(1, Jan, GetYear()).GetWeekDay();
+    int week;
     if ( flags == Sunday_First )
     {
     if ( flags == Sunday_First )
     {
-        week = (nDayInYear - wd + 7) / 7;
+        // FIXME: First week is not calculated correctly.
+        week = (nDayInYear - wdTarget + 7) / 7;
+        if ( wdYearStart == Wed || wdYearStart == Thu )
+            week++;
     }
     }
-    else
+    else // week starts with monday
     {
     {
-        // have to shift the week days values
-        week = (nDayInYear - (wd - 1 + 7) % 7 + 7) / 7;
-    }
+        // adjust the weekdays to non-US style.
+        wdYearStart = ConvertWeekDayToMondayBase(wdYearStart);
+        wdTarget = ConvertWeekDayToMondayBase(wdTarget);
 
 
-    // FIXME some more elegant way??
-    WeekDay wdYearStart = wxDateTime(1, Jan, GetYear()).GetWeekDay();
-    if ( wdYearStart == Wed || wdYearStart == Thu )
-    {
-        week++;
+        // quoting from http://www.cl.cam.ac.uk/~mgk25/iso-time.html:
+        //
+        //      Week 01 of a year is per definition the first week that has the
+        //      Thursday in this year, which is equivalent to the week that
+        //      contains the fourth day of January. In other words, the first
+        //      week of a new year is the week that has the majority of its
+        //      days in the new year. Week 01 might also contain days from the
+        //      previous year and the week before week 01 of a year is the last
+        //      week (52 or 53) of the previous year even if it contains days
+        //      from the new year. A week starts with Monday (day 1) and ends
+        //      with Sunday (day 7).
+        //
+
+        // if Jan 1 is Thursday or less, it is in the first week of this year
+        if ( wdYearStart < 4 )
+        {
+            // count the number of entire weeks between Jan 1 and this date
+            week = (nDayInYear + wdYearStart + 6 - wdTarget)/7;
+
+            // be careful to check for overflow in the next year
+            if ( week == 53 && tm.mday - wdTarget > 28 )
+                    week = 1;
+        }
+        else // Jan 1 is in the last week of the previous year
+        {
+            // check if we happen to be at the last week of previous year:
+            if ( tm.mon == Jan && tm.mday < 8 - wdYearStart )
+                week = wxDateTime(31, Dec, GetYear()-1).GetWeekOfYear();
+            else
+                week = (nDayInYear + wdYearStart - 1 - wdTarget)/7;
+        }
     }
 
     }
 
-    return week;
+    return (wxDateTime::wxDateTime_t)week;
 }
 
 wxDateTime::wxDateTime_t wxDateTime::GetWeekOfMonth(wxDateTime::WeekFlags flags,
 }
 
 wxDateTime::wxDateTime_t wxDateTime::GetWeekOfMonth(wxDateTime::WeekFlags flags,
@@ -1713,9 +2073,9 @@ wxDateTime& wxDateTime::SetToYearDay(wxDateTime::wxDateTime_t yday)
         // 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
         // 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);
+            Set((wxDateTime::wxDateTime_t)(yday - gs_cumulatedDays[isLeap][mon]), mon, year);
 
             break;
         }
 
             break;
         }
@@ -1730,8 +2090,8 @@ wxDateTime& wxDateTime::SetToYearDay(wxDateTime::wxDateTime_t yday)
 
 double wxDateTime::GetJulianDayNumber() const
 {
 
 double wxDateTime::GetJulianDayNumber() const
 {
-    // JDN are always expressed for the GMT dates
-    Tm tm(ToTimezone(GMT0).GetTm(GMT0));
+    // JDN are always expressed for the UTC dates
+    Tm tm(ToTimezone(UTC).GetTm(UTC));
 
     double result = GetTruncatedJDN(tm.mday, tm.mon, tm.year);
 
 
     double result = GetTruncatedJDN(tm.mday, tm.mon, tm.year);
 
@@ -1802,7 +2162,7 @@ wxDateTime& wxDateTime::MakeTimezone(const TimeZone& tz, bool noDST)
 
 wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
 {
 
 wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
 {
-    wxCHECK_MSG( format, _T(""), _T("NULL format in wxDateTime::Format") );
+    wxCHECK_MSG( format, wxEmptyString, _T("NULL format in wxDateTime::Format") );
 
     // we have to use our own implementation if the date is out of range of
     // strftime() or if we use non standard specificators
 
     // we have to use our own implementation if the date is out of range of
     // strftime() or if we use non standard specificators
@@ -1840,11 +2200,13 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
                 tm = (struct tm *)NULL;
             }
         }
                 tm = (struct tm *)NULL;
             }
         }
-
+#ifndef __WXWINCE__
+       //Windows CE doesn't support strftime or wcsftime, so we use the generic implementation
         if ( tm )
         {
             return CallStrftime(format, tm);
         }
         if ( tm )
         {
             return CallStrftime(format, tm);
         }
+#endif
         //else: use generic code below
     }
 
         //else: use generic code below
     }
 
@@ -1888,6 +2250,10 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
                 fmt = _T("%03d");
                 break;
 
                 fmt = _T("%03d");
                 break;
 
+            case _T('w'):               // week day as number has only one
+                fmt = _T("%d");
+                break;
+
             default:
                 // it's either another valid format specifier in which case
                 // the format is "%02d" (for all the rest) or we have the
             default:
                 // it's either another valid format specifier in which case
                 // the format is "%02d" (for all the rest) or we have the
@@ -1896,17 +2262,17 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
                 fmt = _T("%02d");
         }
 
                 fmt = _T("%02d");
         }
 
-        bool restart = TRUE;
+        bool restart = true;
         while ( restart )
         {
         while ( restart )
         {
-            restart = FALSE;
+            restart = false;
 
             // start of the format specification
             switch ( *p )
             {
                 case _T('a'):       // a weekday name
                 case _T('A'):
 
             // start of the format specification
             switch ( *p )
             {
                 case _T('a'):       // a weekday name
                 case _T('A'):
-                    // second parameter should be TRUE for abbreviated names
+                    // second parameter should be true for abbreviated names
                     res += GetWeekDayName(tm.GetWeekDay(),
                                           *p == _T('a') ? Name_Abbr : Name_Full);
                     break;
                     res += GetWeekDayName(tm.GetWeekDay(),
                                           *p == _T('a') ? Name_Abbr : Name_Full);
                     break;
@@ -1919,6 +2285,7 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
 
                 case _T('c'):       // locale default date and time  representation
                 case _T('x'):       // locale default date representation
 
                 case _T('c'):       // locale default date and time  representation
                 case _T('x'):       // locale default date representation
+#ifndef __WXWINCE__
                     //
                     // the problem: there is no way to know what do these format
                     // specifications correspond to for the current locale.
                     //
                     // the problem: there is no way to know what do these format
                     // specifications correspond to for the current locale.
@@ -2048,6 +2415,11 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
 
                         res += str;
                     }
 
                         res += str;
                     }
+#else
+                                       //Use "%m/%d/%y %H:%M:%S" format instead
+                                       res += wxString::Format(wxT("%02d/%02d/%04d %02d:%02d:%02d"),
+                                                       tm.mon+1,tm.mday, tm.year, tm.hour, tm.min, tm.sec);
+#endif
                     break;
 
                 case _T('d'):       // day of a month (01-31)
                     break;
 
                 case _T('d'):       // day of a month (01-31)
@@ -2084,7 +2456,11 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
                     break;
 
                 case _T('p'):       // AM or PM string
                     break;
 
                 case _T('p'):       // AM or PM string
+#ifndef __WXWINCE__
                     res += CallStrftime(_T("%p"), &tmTimeOnly);
                     res += CallStrftime(_T("%p"), &tmTimeOnly);
+#else
+                                       res += (tmTimeOnly.tm_hour > 12) ? wxT("pm") : wxT("am");
+#endif
                     break;
 
                 case _T('S'):       // second as a decimal number (00-61)
                     break;
 
                 case _T('S'):       // second as a decimal number (00-61)
@@ -2107,7 +2483,11 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
 
                 case _T('X'):       // locale default time representation
                     // just use strftime() to format the time for us
 
                 case _T('X'):       // locale default time representation
                     // just use strftime() to format the time for us
+#ifndef __WXWINCE__
                     res += CallStrftime(_T("%X"), &tmTimeOnly);
                     res += CallStrftime(_T("%X"), &tmTimeOnly);
+#else
+                                       res += wxString::Format(wxT("%02d:%02d:%02d"),tm.hour, tm.min, tm.sec);
+#endif
                     break;
 
                 case _T('y'):       // year without century (00-99)
                     break;
 
                 case _T('y'):       // year without century (00-99)
@@ -2119,7 +2499,9 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
                     break;
 
                 case _T('Z'):       // timezone name
                     break;
 
                 case _T('Z'):       // timezone name
+#ifndef __WXWINCE__
                     res += CallStrftime(_T("%Z"), &tmTimeOnly);
                     res += CallStrftime(_T("%Z"), &tmTimeOnly);
+#endif
                     break;
 
                 default:
                     break;
 
                 default:
@@ -2131,13 +2513,13 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
                         fmt += *p;
                     }
 
                         fmt += *p;
                     }
 
-                    if ( !fmt.IsEmpty() )
+                    if ( !fmt.empty() )
                     {
                         // we've only got the flags and width so far in fmt
                         fmt.Prepend(_T('%'));
                         fmt.Append(_T('d'));
 
                     {
                         // we've only got the flags and width so far in fmt
                         fmt.Prepend(_T('%'));
                         fmt.Append(_T('d'));
 
-                        restart = TRUE;
+                        restart = true;
 
                         break;
                     }
 
                         break;
                     }
@@ -2204,11 +2586,11 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date)
         return (wxChar *)NULL;
     }
 
         return (wxChar *)NULL;
     }
 
-    wxDateTime_t day = *p++ - _T('0');
+    wxDateTime_t day = (wxDateTime_t)(*p++ - _T('0'));
     if ( wxIsdigit(*p) )
     {
         day *= 10;
     if ( wxIsdigit(*p) )
     {
         day *= 10;
-        day += *p++ - _T('0');
+        day = (wxDateTime_t)(day + (*p++ - _T('0')));
     }
 
     if ( *p++ != _T(' ') )
     }
 
     if ( *p++ != _T(' ') )
@@ -2302,7 +2684,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date)
         return (wxChar *)NULL;
     }
 
         return (wxChar *)NULL;
     }
 
-    wxDateTime_t hour = *p++ - _T('0');
+    wxDateTime_t hour = (wxDateTime_t)(*p++ - _T('0'));
 
     if ( !wxIsdigit(*p) )
     {
 
     if ( !wxIsdigit(*p) )
     {
@@ -2310,7 +2692,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date)
     }
 
     hour *= 10;
     }
 
     hour *= 10;
-    hour += *p++ - _T('0');
+    hour = (wxDateTime_t)(hour + (*p++ - _T('0')));
 
     if ( *p++ != _T(':') )
     {
 
     if ( *p++ != _T(':') )
     {
@@ -2322,7 +2704,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date)
         return (wxChar *)NULL;
     }
 
         return (wxChar *)NULL;
     }
 
-    wxDateTime_t min = *p++ - _T('0');
+    wxDateTime_t min = (wxDateTime_t)(*p++ - _T('0'));
 
     if ( !wxIsdigit(*p) )
     {
 
     if ( !wxIsdigit(*p) )
     {
@@ -2330,7 +2712,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date)
     }
 
     min *= 10;
     }
 
     min *= 10;
-    min += *p++ - _T('0');
+    min = (wxDateTime_t)(min + *p++ - _T('0'));
 
     wxDateTime_t sec = 0;
     if ( *p++ == _T(':') )
 
     wxDateTime_t sec = 0;
     if ( *p++ == _T(':') )
@@ -2340,7 +2722,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date)
             return (wxChar *)NULL;
         }
 
             return (wxChar *)NULL;
         }
 
-        sec = *p++ - _T('0');
+        sec = (wxDateTime_t)(*p++ - _T('0'));
 
         if ( !wxIsdigit(*p) )
         {
 
         if ( !wxIsdigit(*p) )
         {
@@ -2348,7 +2730,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date)
         }
 
         sec *= 10;
         }
 
         sec *= 10;
-        sec += *p++ - _T('0');
+        sec = (wxDateTime_t)(sec + *p++ - _T('0'));
     }
 
     if ( *p++ != _T(' ') )
     }
 
     if ( *p++ != _T(' ') )
@@ -2459,6 +2841,70 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date)
     return p;
 }
 
     return p;
 }
 
+#ifdef __WINDOWS__
+
+// Get's current locale's date formatting string and stores it in fmt if
+// the locale is set; otherwise or in case of failure, leaves fmt unchanged
+static void GetLocaleDateFormat(wxString *fmt)
+{
+    // there is no setlocale() under Windows CE, so just always query the
+    // system there
+#ifndef __WXWINCE__
+    if ( strcmp(setlocale(LC_ALL, NULL), "C") != 0 )
+#endif
+    {
+        // The locale was programatically set to non-C. We assume that this was
+        // done using wxLocale, in which case thread's current locale is also
+        // set to correct LCID value and we can use GetLocaleInfo to determine
+        // the correct formatting string:
+#ifdef __WXWINCE__
+        LCID lcid = LOCALE_USER_DEFAULT;
+#else
+        LCID lcid = GetThreadLocale();
+#endif
+        wxChar delim[5]; // fields deliminer, 4 chars max
+        if ( GetLocaleInfo(lcid, LOCALE_SDATE, delim, 5) )
+        {
+            wxChar centurybuf[2]; // use %y or %Y, 1 char max
+            wxChar century = 'y';
+            if ( GetLocaleInfo(lcid, LOCALE_ICENTURY, centurybuf, 2) )
+            {
+                if ( centurybuf[0] == _T('1') )
+                    century = 'Y';
+                // else 'y' as above
+            }
+
+            wxChar order[2]; // order code, 1 char max
+            if ( GetLocaleInfo(lcid, LOCALE_IDATE, order, 2) )
+            {
+                if ( order[0] == _T('0') ) // M-D-Y
+                {
+                    *fmt = wxString::Format(_T("%%m%s%%d%s%%%c"),
+                                            delim, delim, century);
+                }
+                else if ( order[0] == _T('1') ) // D-M-Y
+                {
+                    *fmt = wxString::Format(_T("%%d%s%%m%s%%%c"),
+                                            delim, delim, century);
+                }
+                else if ( order[0] == _T('2') ) // Y-M-D
+                {
+                    *fmt = wxString::Format(_T("%%%c%s%%m%s%%d"),
+                                            century, delim, delim);
+                }
+                else
+                {
+                    wxFAIL_MSG(_T("unexpected GetLocaleInfo return value"));
+                }
+            }
+        }
+        // if we failed, leave fmtDate value unchanged and
+        // try our luck with the default set above
+    }
+}
+
+#endif // __WINDOWS__
+
 const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                                       const wxChar *format,
                                       const wxDateTime& dateDef)
 const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                                       const wxChar *format,
                                       const wxDateTime& dateDef)
@@ -2470,17 +2916,17 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
     unsigned long num;
 
     // what fields have we found?
     unsigned long num;
 
     // what fields have we found?
-    bool haveWDay = FALSE,
-         haveYDay = FALSE,
-         haveDay = FALSE,
-         haveMon = FALSE,
-         haveYear = FALSE,
-         haveHour = FALSE,
-         haveMin = FALSE,
-         haveSec = FALSE;
-
-    bool hourIsIn12hFormat = FALSE, // or in 24h one?
-         isPM = FALSE;              // AM by default
+    bool haveWDay = false,
+         haveYDay = false,
+         haveDay = false,
+         haveMon = false,
+         haveYear = false,
+         haveHour = false,
+         haveMin = false,
+         haveSec = false;
+
+    bool hourIsIn12hFormat = false, // or in 24h one?
+         isPM = false;              // AM by default
 
     // and the value of the items we have (init them to get rid of warnings)
     wxDateTime_t sec = 0,
 
     // and the value of the items we have (init them to get rid of warnings)
     wxDateTime_t sec = 0,
@@ -2525,12 +2971,36 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
 
         // parse the optional width
         size_t width = 0;
 
         // parse the optional width
         size_t width = 0;
-        while ( isdigit(*++fmt) )
+        while ( wxIsdigit(*++fmt) )
         {
             width *= 10;
             width += *fmt - _T('0');
         }
 
         {
             width *= 10;
             width += *fmt - _T('0');
         }
 
+        // the default widths for the various fields
+        if ( !width )
+        {
+            switch ( *fmt )
+            {
+                case _T('Y'):               // year has 4 digits
+                    width = 4;
+                    break;
+
+                case _T('j'):               // day of year has 3 digits
+                case _T('l'):               // milliseconds have 3 digits
+                    width = 3;
+                    break;
+
+                case _T('w'):               // week day as number has only one
+                    width = 1;
+                    break;
+
+                default:
+                    // default for all other fields
+                    width = 2;
+            }
+        }
+
         // then the format itself
         switch ( *fmt )
         {
         // then the format itself
         switch ( *fmt )
         {
@@ -2545,7 +3015,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                         return (wxChar *)NULL;
                     }
                 }
                         return (wxChar *)NULL;
                     }
                 }
-                haveWDay = TRUE;
+                haveWDay = true;
                 break;
 
             case _T('b'):       // a month name
                 break;
 
             case _T('b'):       // a month name
@@ -2559,7 +3029,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                         return (wxChar *)NULL;
                     }
                 }
                         return (wxChar *)NULL;
                     }
                 }
-                haveMon = TRUE;
+                haveMon = true;
                 break;
 
             case _T('c'):       // locale default date and time  representation
                 break;
 
             case _T('c'):       // locale default date and time  representation
@@ -2590,7 +3060,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     Tm tm = dt.GetTm();
 
                     haveDay = haveMon = haveYear =
                     Tm tm = dt.GetTm();
 
                     haveDay = haveMon = haveYear =
-                    haveHour = haveMin = haveSec = TRUE;
+                    haveHour = haveMin = haveSec = true;
 
                     hour = tm.hour;
                     min = tm.min;
 
                     hour = tm.hour;
                     min = tm.min;
@@ -2614,7 +3084,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
 
                 // we can't check whether the day range is correct yet, will
                 // do it later - assume ok for now
 
                 // we can't check whether the day range is correct yet, will
                 // do it later - assume ok for now
-                haveDay = TRUE;
+                haveDay = true;
                 mday = (wxDateTime_t)num;
                 break;
 
                 mday = (wxDateTime_t)num;
                 break;
 
@@ -2625,7 +3095,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     return (wxChar *)NULL;
                 }
 
                     return (wxChar *)NULL;
                 }
 
-                haveHour = TRUE;
+                haveHour = true;
                 hour = (wxDateTime_t)num;
                 break;
 
                 hour = (wxDateTime_t)num;
                 break;
 
@@ -2636,8 +3106,8 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     return (wxChar *)NULL;
                 }
 
                     return (wxChar *)NULL;
                 }
 
-                haveHour = TRUE;
-                hourIsIn12hFormat = TRUE;
+                haveHour = true;
+                hourIsIn12hFormat = true;
                 hour = (wxDateTime_t)(num % 12);        // 12 should be 0
                 break;
 
                 hour = (wxDateTime_t)(num % 12);        // 12 should be 0
                 break;
 
@@ -2648,7 +3118,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     return (wxChar *)NULL;
                 }
 
                     return (wxChar *)NULL;
                 }
 
-                haveYDay = TRUE;
+                haveYDay = true;
                 yday = (wxDateTime_t)num;
                 break;
 
                 yday = (wxDateTime_t)num;
                 break;
 
@@ -2659,7 +3129,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     return (wxChar *)NULL;
                 }
 
                     return (wxChar *)NULL;
                 }
 
-                haveMon = TRUE;
+                haveMon = true;
                 mon = (Month)(num - 1);
                 break;
 
                 mon = (Month)(num - 1);
                 break;
 
@@ -2670,7 +3140,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     return (wxChar *)NULL;
                 }
 
                     return (wxChar *)NULL;
                 }
 
-                haveMin = TRUE;
+                haveMin = true;
                 min = (wxDateTime_t)num;
                 break;
 
                 min = (wxDateTime_t)num;
                 break;
 
@@ -2679,9 +3149,11 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     wxString am, pm, token = GetAlphaToken(input);
 
                     GetAmPmStrings(&am, &pm);
                     wxString am, pm, token = GetAlphaToken(input);
 
                     GetAmPmStrings(&am, &pm);
+                    if (am.empty() && pm.empty())
+                        return (wxChar *)NULL;  // no am/pm strings defined
                     if ( token.CmpNoCase(pm) == 0 )
                     {
                     if ( token.CmpNoCase(pm) == 0 )
                     {
-                        isPM = TRUE;
+                        isPM = true;
                     }
                     else if ( token.CmpNoCase(am) != 0 )
                     {
                     }
                     else if ( token.CmpNoCase(am) != 0 )
                     {
@@ -2701,7 +3173,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                         return (wxChar *)NULL;
                     }
 
                         return (wxChar *)NULL;
                     }
 
-                    haveHour = haveMin = haveSec = TRUE;
+                    haveHour = haveMin = haveSec = true;
 
                     Tm tm = dt.GetTm();
                     hour = tm.hour;
 
                     Tm tm = dt.GetTm();
                     hour = tm.hour;
@@ -2720,7 +3192,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                         return (wxChar *)NULL;
                     }
 
                         return (wxChar *)NULL;
                     }
 
-                    haveHour = haveMin = TRUE;
+                    haveHour = haveMin = true;
 
                     Tm tm = dt.GetTm();
                     hour = tm.hour;
 
                     Tm tm = dt.GetTm();
                     hour = tm.hour;
@@ -2734,7 +3206,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     return (wxChar *)NULL;
                 }
 
                     return (wxChar *)NULL;
                 }
 
-                haveSec = TRUE;
+                haveSec = true;
                 sec = (wxDateTime_t)num;
                 break;
 
                 sec = (wxDateTime_t)num;
                 break;
 
@@ -2748,7 +3220,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                         return (wxChar *)NULL;
                     }
 
                         return (wxChar *)NULL;
                     }
 
-                    haveHour = haveMin = haveSec = TRUE;
+                    haveHour = haveMin = haveSec = true;
 
                     Tm tm = dt.GetTm();
                     hour = tm.hour;
 
                     Tm tm = dt.GetTm();
                     hour = tm.hour;
@@ -2764,23 +3236,24 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     return (wxChar *)NULL;
                 }
 
                     return (wxChar *)NULL;
                 }
 
-                haveWDay = TRUE;
+                haveWDay = true;
                 wday = (WeekDay)num;
                 break;
 
             case _T('x'):       // locale default date representation
 #ifdef HAVE_STRPTIME
                 wday = (WeekDay)num;
                 break;
 
             case _T('x'):       // locale default date representation
 #ifdef HAVE_STRPTIME
-                // try using strptime() - it may fail even if the input is
+                // try using strptime() -- it may fail even if the input is
                 // correct but the date is out of range, so we will fall back
                 // correct but the date is out of range, so we will fall back
-                // to our generic code anyhow (FIXME !Unicode friendly)
+                // to our generic code anyhow
                 {
                     struct tm tm;
                 {
                     struct tm tm;
-                    const wxChar *result = strptime(input, "%x", &tm);
+
+                    const wxChar *result = CallStrptime(input, "%x", &tm);
                     if ( result )
                     {
                         input = result;
 
                     if ( result )
                     {
                         input = result;
 
-                        haveDay = haveMon = haveYear = TRUE;
+                        haveDay = haveMon = haveYear = true;
 
                         year = 1900 + tm.tm_year;
                         mon = (Month)tm.tm_mon;
 
                         year = 1900 + tm.tm_year;
                         mon = (Month)tm.tm_mon;
@@ -2791,11 +3264,11 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                 }
 #endif // HAVE_STRPTIME
 
                 }
 #endif // HAVE_STRPTIME
 
-                // TODO query the LOCALE_IDATE setting under Win32
                 {
                     wxDateTime dt;
 
                     wxString fmtDate, fmtDateAlt;
                 {
                     wxDateTime dt;
 
                     wxString fmtDate, fmtDateAlt;
+
                     if ( IsWestEuropeanCountry(GetCountry()) ||
                          GetCountry() == Russia )
                     {
                     if ( IsWestEuropeanCountry(GetCountry()) ||
                          GetCountry() == Russia )
                     {
@@ -2808,6 +3281,12 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                         fmtDateAlt = _T("%d/%m/%y");
                     }
 
                         fmtDateAlt = _T("%d/%m/%y");
                     }
 
+#ifdef __WINDOWS__
+                    // The above doesn't work for all locales, try to query
+                    // Windows for the right way of formatting the date:
+                    GetLocaleDateFormat(&fmtDate);
+#endif
+
                     const wxChar *result = dt.ParseFormat(input, fmtDate);
 
                     if ( !result )
                     const wxChar *result = dt.ParseFormat(input, fmtDate);
 
                     if ( !result )
@@ -2824,7 +3303,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
 
                     Tm tm = dt.GetTm();
 
 
                     Tm tm = dt.GetTm();
 
-                    haveDay = haveMon = haveYear = TRUE;
+                    haveDay = haveMon = haveYear = true;
 
                     year = tm.year;
                     mon = tm.mon;
 
                     year = tm.year;
                     mon = tm.mon;
@@ -2840,13 +3319,13 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                 {
                     // use strptime() to do it for us (FIXME !Unicode friendly)
                     struct tm tm;
                 {
                     // use strptime() to do it for us (FIXME !Unicode friendly)
                     struct tm tm;
-                    input = strptime(input, "%X", &tm);
+                    input = CallStrptime(input, "%X", &tm);
                     if ( !input )
                     {
                         return (wxChar *)NULL;
                     }
 
                     if ( !input )
                     {
                         return (wxChar *)NULL;
                     }
 
-                    haveHour = haveMin = haveSec = TRUE;
+                    haveHour = haveMin = haveSec = true;
 
                     hour = tm.tm_hour;
                     min = tm.tm_min;
 
                     hour = tm.tm_hour;
                     min = tm.tm_min;
@@ -2874,7 +3353,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                         return (wxChar *)NULL;
                     }
 
                         return (wxChar *)NULL;
                     }
 
-                    haveHour = haveMin = haveSec = TRUE;
+                    haveHour = haveMin = haveSec = true;
 
                     Tm tm = dt.GetTm();
                     hour = tm.hour;
 
                     Tm tm = dt.GetTm();
                     hour = tm.hour;
@@ -2893,7 +3372,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     return (wxChar *)NULL;
                 }
 
                     return (wxChar *)NULL;
                 }
 
-                haveYear = TRUE;
+                haveYear = true;
 
                 // TODO should have an option for roll over date instead of
                 //      hard coding it here
 
                 // TODO should have an option for roll over date instead of
                 //      hard coding it here
@@ -2907,7 +3386,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
                     return (wxChar *)NULL;
                 }
 
                     return (wxChar *)NULL;
                 }
 
-                haveYear = TRUE;
+                haveYear = true;
                 year = (wxDateTime_t)num;
                 break;
 
                 year = (wxDateTime_t)num;
                 break;
 
@@ -3015,6 +3494,14 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
 
     Set(tm);
 
 
     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;
 }
 
     return input;
 }
 
@@ -3022,11 +3509,48 @@ const wxChar *wxDateTime::ParseDateTime(const wxChar *date)
 {
     wxCHECK_MSG( date, (wxChar *)NULL, _T("NULL pointer in wxDateTime::Parse") );
 
 {
     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();
+
+    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;
 
 
-    return (wxChar *)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)
 }
 
 const wxChar *wxDateTime::ParseDate(const wxChar *date)
@@ -3057,19 +3581,23 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
     {
         wxString date = wxGetTranslation(literalDates[n].str);
         size_t len = date.length();
     {
         wxString date = wxGetTranslation(literalDates[n].str);
         size_t len = date.length();
-        if ( wxStrlen(p) >= len && (wxString(p, len).CmpNoCase(date) == 0) )
+        if ( wxStrlen(p) >= len )
         {
         {
-            // nothing can follow this, so stop here
-            p += len;
-
-            int dayDiffFromToday = literalDates[n].dayDiffFromToday;
-            *this = Today();
-            if ( dayDiffFromToday )
+            wxString str(p, len);
+            if ( str.CmpNoCase(date) == 0 )
             {
             {
-                *this += wxDateSpan::Days(dayDiffFromToday);
-            }
+                // nothing can follow this, so stop here
+                p += len;
+
+                int dayDiffFromToday = literalDates[n].dayDiffFromToday;
+                *this = Today();
+                if ( dayDiffFromToday )
+                {
+                    *this += wxDateSpan::Days(dayDiffFromToday);
+                }
 
 
-            return p;
+                return p;
+            }
         }
     }
 
         }
     }
 
@@ -3079,10 +3607,10 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
     // have the ability to back track.
 
     // what do we have?
     // have the ability to back track.
 
     // what do we have?
-    bool haveDay = FALSE,       // the months day?
-         haveWDay = FALSE,      // the day of week?
-         haveMon = FALSE,       // the month?
-         haveYear = FALSE;      // the year?
+    bool haveDay = false,       // the months day?
+         haveWDay = false,      // the day of week?
+         haveMon = false,       // the month?
+         haveYear = false;      // the year?
 
     // and the value of the items we have (init them to get rid of warnings)
     WeekDay wday = Inv_WeekDay;
 
     // and the value of the items we have (init them to get rid of warnings)
     WeekDay wday = Inv_WeekDay;
@@ -3092,7 +3620,7 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
 
     // tokenize the string
     size_t nPosCur = 0;
 
     // tokenize the string
     size_t nPosCur = 0;
-    static const wxChar *dateDelimiters = _T(".,/-\t\n ");
+    static const wxChar *dateDelimiters = _T(".,/-\t\r\n ");
     wxStringTokenizer tok(p, dateDelimiters);
     while ( tok.HasMoreTokens() )
     {
     wxStringTokenizer tok(p, dateDelimiters);
     while ( tok.HasMoreTokens() )
     {
@@ -3106,29 +3634,40 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
         {
             // guess what this number is
 
         {
             // guess what this number is
 
-            bool isDay = FALSE,
-                 isMonth = FALSE,
-                 isYear = FALSE;
+            bool isDay = false,
+                 isMonth = false,
+                 isYear = false;
 
             if ( !haveMon && val > 0 && val <= 12 )
             {
                 // assume it is month
 
             if ( !haveMon && val > 0 && val <= 12 )
             {
                 // assume it is month
-                isMonth = TRUE;
+                isMonth = true;
             }
             else // not the month
             {
             }
             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 )
                 {
                 {
-                    isYear = TRUE;
+                    // this can only be the year
+                    isYear = true;
                 }
                 }
-                else
+                else // may be either day or year
                 {
                 {
-                    isDay = TRUE;
+                    wxDateTime_t max_days = (wxDateTime_t)(
+                        haveMon
+                        ? GetNumOfDaysInMonth(haveYear ? year : Inv_Year, mon)
+                        : 31
+                    );
+
+                    // can it be day?
+                    if ( (val == 0) || (val > (unsigned long)max_days) )
+                    {
+                        // no
+                        isYear = true;
+                    }
+                    else // yes, suppose it's the day
+                    {
+                        isDay = true;
+                    }
                 }
             }
 
                 }
             }
 
@@ -3137,7 +3676,7 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
                 if ( haveYear )
                     break;
 
                 if ( haveYear )
                     break;
 
-                haveYear = TRUE;
+                haveYear = true;
 
                 year = (wxDateTime_t)val;
             }
 
                 year = (wxDateTime_t)val;
             }
@@ -3146,13 +3685,13 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
                 if ( haveDay )
                     break;
 
                 if ( haveDay )
                     break;
 
-                haveDay = TRUE;
+                haveDay = true;
 
                 day = (wxDateTime_t)val;
             }
             else if ( isMonth )
             {
 
                 day = (wxDateTime_t)val;
             }
             else if ( isMonth )
             {
-                haveMon = TRUE;
+                haveMon = true;
 
                 mon = (Month)(val - 1);
             }
 
                 mon = (Month)(val - 1);
             }
@@ -3171,8 +3710,8 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
                     {
                         // no need to check in month range as always < 12, but
                         // the days are counted from 1 unlike the months
                     {
                         // 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;
+                        day = (wxDateTime_t)(mon + 1);
+                        haveDay = true;
                     }
                     else
                     {
                     }
                     else
                     {
@@ -3184,7 +3723,7 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
 
                 mon = mon2;
 
 
                 mon = mon2;
 
-                haveMon = TRUE;
+                haveMon = true;
             }
             else // not a valid month name
             {
             }
             else // not a valid month name
             {
@@ -3197,7 +3736,7 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
                         break;
                     }
 
                         break;
                     }
 
-                    haveWDay = TRUE;
+                    haveWDay = true;
                 }
                 else // not a valid weekday name
                 {
                 }
                 else // not a valid weekday name
                 {
@@ -3252,7 +3791,7 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
                         break;
                     }
 
                         break;
                     }
 
-                    haveDay = TRUE;
+                    haveDay = true;
 
                     day = (wxDateTime_t)(n + 1);
                 }
 
                     day = (wxDateTime_t)(n + 1);
                 }
@@ -3291,15 +3830,14 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
                 mon = (wxDateTime::Month)(day - 1);
 
                 // we're in the current year then
                 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;
+                    day = (wxDateTime_t)year;
 
 
-                    haveMon = TRUE;
-                    haveYear = FALSE;
+                    haveMon = true;
+                    haveYear = false;
                 }
                 }
-                //else: no, can't exchange, leave haveMon == FALSE
+                //else: no, can't exchange, leave haveMon == false
             }
         }
 
             }
         }
 
@@ -3379,7 +3917,8 @@ const wxChar *wxDateTime::ParseTime(const wxChar *time)
         size_t len = timeString.length();
         if ( timeString.CmpNoCase(wxString(time, len)) == 0 )
         {
         size_t len = timeString.length();
         if ( timeString.CmpNoCase(wxString(time, len)) == 0 )
         {
-            Set(stdTimes[n].hour, 0, 0);
+            // casts required by DigitalMars
+            Set(stdTimes[n].hour, wxDateTime_t(0), wxDateTime_t(0));
 
             return time + len;
         }
 
             return time + len;
         }
@@ -3442,10 +3981,25 @@ bool wxDateTime::IsWorkDay(Country WXUNUSED(country)) const
     return !wxDateTimeHolidayAuthority::IsHoliday(*this);
 }
 
     return !wxDateTimeHolidayAuthority::IsHoliday(*this);
 }
 
+// ============================================================================
+// wxDateSpan
+// ============================================================================
+
+wxDateSpan WXDLLIMPEXP_BASE operator*(int n, const wxDateSpan& ds)
+{
+    wxDateSpan ds1(ds);
+    return ds1.Multiply(n);
+}
+
 // ============================================================================
 // wxTimeSpan
 // ============================================================================
 
 // ============================================================================
 // wxTimeSpan
 // ============================================================================
 
+wxTimeSpan WXDLLIMPEXP_BASE operator*(int n, const wxTimeSpan& ts)
+{
+    return wxTimeSpan(ts).Multiply(n);
+}
+
 // 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
 // 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
@@ -3477,7 +4031,7 @@ enum TimeSpanPart
 //  %l          milliseconds (000 - 999)
 wxString wxTimeSpan::Format(const wxChar *format) const
 {
 //  %l          milliseconds (000 - 999)
 wxString wxTimeSpan::Format(const wxChar *format) const
 {
-    wxCHECK_MSG( format, _T(""), _T("NULL format in wxTimeSpan::Format") );
+    wxCHECK_MSG( format, wxEmptyString, _T("NULL format in wxTimeSpan::Format") );
 
     wxString str;
     str.Alloc(wxStrlen(format));
 
     wxString str;
     str.Alloc(wxStrlen(format));
@@ -3633,16 +4187,16 @@ wxHolidayAuthoritiesArray wxDateTimeHolidayAuthority::ms_authorities;
 /* static */
 bool wxDateTimeHolidayAuthority::IsHoliday(const wxDateTime& dt)
 {
 /* static */
 bool wxDateTimeHolidayAuthority::IsHoliday(const wxDateTime& dt)
 {
-    size_t count = ms_authorities.GetCount();
+    size_t count = ms_authorities.size();
     for ( size_t n = 0; n < count; n++ )
     {
         if ( ms_authorities[n]->DoIsHoliday(dt) )
         {
     for ( size_t n = 0; n < count; n++ )
     {
         if ( ms_authorities[n]->DoIsHoliday(dt) )
         {
-            return TRUE;
+            return true;
         }
     }
 
         }
     }
 
-    return FALSE;
+    return false;
 }
 
 /* static */
 }
 
 /* static */
@@ -3653,9 +4207,9 @@ wxDateTimeHolidayAuthority::GetHolidaysInRange(const wxDateTime& dtStart,
 {
     wxDateTimeArray hol;
 
 {
     wxDateTimeArray hol;
 
-    holidays.Empty();
+    holidays.Clear();
 
 
-    size_t count = ms_authorities.GetCount();
+    size_t count = ms_authorities.size();
     for ( size_t nAuth = 0; nAuth < count; nAuth++ )
     {
         ms_authorities[nAuth]->DoGetHolidaysInRange(dtStart, dtEnd, hol);
     for ( size_t nAuth = 0; nAuth < count; nAuth++ )
     {
         ms_authorities[nAuth]->DoGetHolidaysInRange(dtStart, dtEnd, hol);
@@ -3665,7 +4219,7 @@ wxDateTimeHolidayAuthority::GetHolidaysInRange(const wxDateTime& dtStart,
 
     holidays.Sort(wxDateTimeCompareFunc);
 
 
     holidays.Sort(wxDateTimeCompareFunc);
 
-    return holidays.GetCount();
+    return holidays.size();
 }
 
 /* static */
 }
 
 /* static */
@@ -3677,7 +4231,12 @@ void wxDateTimeHolidayAuthority::ClearAllAuthorities()
 /* static */
 void wxDateTimeHolidayAuthority::AddAuthority(wxDateTimeHolidayAuthority *auth)
 {
 /* static */
 void wxDateTimeHolidayAuthority::AddAuthority(wxDateTimeHolidayAuthority *auth)
 {
-    ms_authorities.Add(auth);
+    ms_authorities.push_back(auth);
+}
+
+wxDateTimeHolidayAuthority::~wxDateTimeHolidayAuthority()
+{
+    // required here for Darwin
 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------
@@ -3725,4 +4284,46 @@ size_t wxDateTimeWorkDays::DoGetHolidaysInRange(const wxDateTime& dtStart,
     return holidays.GetCount();
 }
 
     return holidays.GetCount();
 }
 
+// ============================================================================
+// other helper functions
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// iteration helpers: can be used to write a for loop over enum variable like
+// this:
+//  for ( m = wxDateTime::Jan; m < wxDateTime::Inv_Month; wxNextMonth(m) )
+// ----------------------------------------------------------------------------
+
+WXDLLIMPEXP_BASE void wxNextMonth(wxDateTime::Month& m)
+{
+    wxASSERT_MSG( m < wxDateTime::Inv_Month, _T("invalid month") );
+
+    // no wrapping or the for loop above would never end!
+    m = (wxDateTime::Month)(m + 1);
+}
+
+WXDLLIMPEXP_BASE void wxPrevMonth(wxDateTime::Month& m)
+{
+    wxASSERT_MSG( m < wxDateTime::Inv_Month, _T("invalid month") );
+
+    m = m == wxDateTime::Jan ? wxDateTime::Inv_Month
+                             : (wxDateTime::Month)(m - 1);
+}
+
+WXDLLIMPEXP_BASE void wxNextWDay(wxDateTime::WeekDay& wd)
+{
+    wxASSERT_MSG( wd < wxDateTime::Inv_WeekDay, _T("invalid week day") );
+
+    // no wrapping or the for loop above would never end!
+    wd = (wxDateTime::WeekDay)(wd + 1);
+}
+
+WXDLLIMPEXP_BASE void wxPrevWDay(wxDateTime::WeekDay& wd)
+{
+    wxASSERT_MSG( wd < wxDateTime::Inv_WeekDay, _T("invalid week day") );
+
+    wd = wd == wxDateTime::Sun ? wxDateTime::Inv_WeekDay
+                               : (wxDateTime::WeekDay)(wd - 1);
+}
+
 #endif // wxUSE_DATETIME
 #endif // wxUSE_DATETIME
wxWidgets (Impactor)