]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/datetime.cpp
projects / wxWidgets.git / blobdiff
? search:
summary | shortlog | log | commit | commitdiff | tree
raw | inline | side by side
Add support for wxSL_INVERSE flag. Also uses new inverse logic to make Mac vertical...
[wxWidgets.git] / src / common / datetime.cpp
diff --git a/src/common/datetime.cpp b/src/common/datetime.cpp
index 6dab7627004e93baeb2ec20eaed898d582c18b88..9a2476991c072d40727e976dcd95a2609a76356c 100644 (file)
--- a/src/common/datetime.cpp
+++ b/src/common/datetime.cpp
@@ -13,7 +13,7 @@
 //               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
 ///////////////////////////////////////////////////////////////////////////////
 
 /*
 ///////////////////////////////////////////////////////////////////////////////
 
 /*
@@ -52,7 +52,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "datetime.h"
 #endif
 
     #pragma implementation "datetime.h"
 #endif
 
@@ -63,28 +63,48 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 
+#if !defined(wxUSE_DATETIME) || wxUSE_DATETIME
+
 #ifndef WX_PRECOMP
     #include "wx/string.h"
 #ifndef WX_PRECOMP
     #include "wx/string.h"
-    #include "wx/intl.h"
     #include "wx/log.h"
 #endif // WX_PRECOMP
 
     #include "wx/log.h"
 #endif // WX_PRECOMP
 
+#include "wx/intl.h"
 #include "wx/thread.h"
 #include "wx/tokenzr.h"
 #include "wx/module.h"
 
 #include "wx/thread.h"
 #include "wx/tokenzr.h"
 #include "wx/module.h"
 
-#define wxDEFINE_TIME_CONSTANTS // before including datetime.h
-
 #include <ctype.h>
 
 #include "wx/datetime.h"
 #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
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // 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):
     //
@@ -95,16 +115,37 @@
     #undef HAVE_STRPTIME
 #endif // broken strptime()
 
     #undef HAVE_STRPTIME
 #endif // broken strptime()
 
-#ifndef WX_TIMEZONE
+#if defined(__MWERKS__) && wxUSE_UNICODE
+    #include <wtime.h>
+#endif
+
+#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;
     #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__) || defined(__WINE__)
+        #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
     #else // unknown platform - try timezone
         #define WX_TIMEZONE timezone
     #endif
-#endif // !WX_TIMEZONE
+#endif // !WX_TIMEZONE && !WX_GMTOFF_IN_TM
 
 // ----------------------------------------------------------------------------
 // macros
 
 // ----------------------------------------------------------------------------
 // macros
@@ -130,13 +171,13 @@ 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:
@@ -152,10 +193,16 @@ IMPLEMENT_DYNAMIC_CLASS(wxDateTimeHolidaysModule, wxModule)
 // some trivial ones
 static const int MONTHS_IN_YEAR = 12;
 
 // some trivial ones
 static const int MONTHS_IN_YEAR = 12;
 
-static const int SECONDS_IN_MINUTE = 60;
+static const int SEC_PER_MIN = 60;
+
+static const int MIN_PER_HOUR = 60;
+
+static const int HOURS_PER_DAY = 24;
 
 static const long SECONDS_PER_DAY = 86400l;
 
 
 static const long SECONDS_PER_DAY = 86400l;
 
+static const int DAYS_PER_WEEK = 7;
+
 static const long MILLISECONDS_PER_DAY = 86400000l;
 
 // this is the integral part of JDN of the midnight of Jan 1, 1970
 static const long MILLISECONDS_PER_DAY = 86400000l;
 
 // this is the integral part of JDN of the midnight of Jan 1, 1970
@@ -186,24 +233,15 @@ 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
 // 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;
 
 
 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
 // ----------------------------------------------------------------------------
@@ -235,25 +273,36 @@ 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;
+
+        tm = localtime(&t);
+        s_timezoneSet = true;
 
 
-        (void)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
@@ -296,7 +345,7 @@ static long GetTruncatedJDN(wxDateTime::wxDateTime_t day,
             - JDN_OFFSET;
 }
 
             - JDN_OFFSET;
 }
 
-// this function is a wrapper around strftime(3)
+// 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];
@@ -309,6 +358,41 @@ static wxString CallStrftime(const wxChar *format, const tm* tm)
     return wxString(buf);
 }
 
     return wxString(buf);
 }
 
+#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,
                                                wxDateTime::Month *month)
 // if year and/or month have invalid values, replace them with the current ones
 static void ReplaceDefaultYearMonthWithCurrent(int *year,
                                                wxDateTime::Month *month)
@@ -419,7 +503,7 @@ 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
@@ -455,14 +539,14 @@ 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
@@ -478,7 +562,7 @@ 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)
@@ -516,7 +600,7 @@ 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);
@@ -610,7 +694,7 @@ bool wxDateTime::IsLeapYear(int year, wxDateTime::Calendar cal)
     {
         wxFAIL_MSG(_T("unknown calendar"));
 
     {
         wxFAIL_MSG(_T("unknown calendar"));
 
-        return FALSE;
+        return false;
     }
 }
 
     }
 }
 
@@ -736,10 +820,12 @@ wxString wxDateTime::GetWeekDayName(wxDateTime::WeekDay wday,
 {
     wxCHECK_MSG( wday != Inv_WeekDay, _T(""), _T("invalid weekday") );
 
 {
     wxCHECK_MSG( wday != Inv_WeekDay, _T(""), _T("invalid weekday") );
 
-    // take some arbitrary Sunday
+    // 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;
 
@@ -758,14 +844,29 @@ 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, _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, _T("%p"), &tm) > 0)
+            *pm = wxString(buffer);
+        else
+            *pm = wxString();
     }
 }
 
     }
 }
 
@@ -904,7 +1005,7 @@ 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 )
     {
@@ -1005,7 +1106,7 @@ 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 )
     {
@@ -1061,8 +1162,6 @@ wxDateTime wxDateTime::GetEndDST(int year, Country country)
 // the values in the tm structure contain the local time
 wxDateTime& wxDateTime::Set(const struct tm& tm)
 {
 // 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);
 
     struct tm tm2(tm);
     time_t timet = mktime(&tm2);
 
@@ -1072,16 +1171,11 @@ 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") );
@@ -1101,8 +1195,6 @@ wxDateTime& wxDateTime::Set(wxDateTime_t hour,
                             wxDateTime_t second,
                             wxDateTime_t millisec)
 {
                             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 &&
     // we allow seconds to be 61 to account for the leap seconds, even if we
     // don't use them really
     wxDATETIME_CHECK( hour < 24 &&
@@ -1135,8 +1227,6 @@ wxDateTime& wxDateTime::Set(wxDateTime_t day,
                             wxDateTime_t second,
                             wxDateTime_t millisec)
 {
                             wxDateTime_t second,
                             wxDateTime_t millisec)
 {
-    wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") );
-
     wxDATETIME_CHECK( hour < 24 &&
                       second < 62 &&
                       minute < 60 &&
     wxDATETIME_CHECK( hour < 24 &&
                       second < 62 &&
                       minute < 60 &&
@@ -1170,7 +1260,10 @@ 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
     {
@@ -1197,6 +1290,17 @@ wxDateTime& wxDateTime::Set(double jdn)
 
     jdn *= MILLISECONDS_PER_DAY;
 
 
     jdn *= MILLISECONDS_PER_DAY;
 
+    // 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;
+    }
+
+    jdn += tzDiff*1000; // tzDiff is in seconds
+
     m_time.Assign(jdn);
 
     return *this;
     m_time.Assign(jdn);
 
     return *this;
@@ -1219,6 +1323,83 @@ 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
 // ----------------------------------------------------------------------------
@@ -1243,7 +1424,7 @@ wxDateTime::Tm wxDateTime::GetTm(const TimeZone& tz) const
         else
         {
             time += (time_t)tz.GetOffset();
         else
         {
             time += (time_t)tz.GetOffset();
-#ifdef __VMS__ // time is unsigned so avoid warning
+#if defined(__VMS__) || defined(__WATCOMC__) // time is unsigned so avoid warning
             int time2 = (int) time;
             if ( time2 >= 0 )
 #else
             int time2 = (int) time;
             if ( time2 >= 0 )
 #else
@@ -1329,8 +1510,6 @@ wxDateTime::Tm wxDateTime::GetTm(const TimeZone& tz) const
     // 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") );
     // 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;
 
     // construct Tm from these values
     Tm tm;
@@ -1468,21 +1647,63 @@ 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,
@@ -1497,17 +1718,34 @@ 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));
     }
@@ -1570,9 +1808,9 @@ 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
@@ -1624,52 +1862,87 @@ 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,
@@ -1700,9 +1973,9 @@ 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;
         }
@@ -1717,8 +1990,8 @@ 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);
 
@@ -1810,7 +2083,7 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
         {
             time += (int)tz.GetOffset();
 
         {
             time += (int)tz.GetOffset();
 
-#ifdef __VMS__ // time is unsigned so avoid the warning
+#if defined(__VMS__) || defined(__WATCOMC__) // time is unsigned so avoid warning
             int time2 = (int) time;
             if ( time2 >= 0 )
 #else
             int time2 = (int) time;
             if ( time2 >= 0 )
 #else
@@ -1875,6 +2148,10 @@ 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
@@ -1883,17 +2160,17 @@ 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;
@@ -2118,13 +2395,13 @@ 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;
                     }
@@ -2191,11 +2468,11 @@ 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(' ') )
@@ -2289,7 +2566,7 @@ 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) )
     {
@@ -2297,7 +2574,7 @@ 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(':') )
     {
@@ -2309,7 +2586,7 @@ 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) )
     {
@@ -2317,7 +2594,7 @@ 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(':') )
@@ -2327,7 +2604,7 @@ 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) )
         {
@@ -2335,7 +2612,7 @@ 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(' ') )
@@ -2457,17 +2734,17 @@ 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,
@@ -2512,12 +2789,36 @@ 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 )
         {
@@ -2532,7 +2833,7 @@ 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
@@ -2546,7 +2847,7 @@ 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
@@ -2577,7 +2878,7 @@ 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;
@@ -2601,7 +2902,7 @@ 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;
 
@@ -2612,7 +2913,7 @@ 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;
 
@@ -2623,8 +2924,8 @@ 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;
 
@@ -2635,7 +2936,7 @@ 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;
 
@@ -2646,7 +2947,7 @@ 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;
 
@@ -2657,7 +2958,7 @@ 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;
 
@@ -2666,9 +2967,11 @@ 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 )
                     {
@@ -2688,7 +2991,7 @@ 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;
@@ -2707,7 +3010,7 @@ 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;
@@ -2721,7 +3024,7 @@ 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;
 
@@ -2735,7 +3038,7 @@ 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;
@@ -2751,23 +3054,24 @@ 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;
@@ -2811,7 +3115,7 @@ 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;
@@ -2827,13 +3131,13 @@ 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;
@@ -2861,7 +3165,7 @@ 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;
@@ -2880,7 +3184,7 @@ 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
@@ -2894,7 +3198,7 @@ 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;
 
@@ -2927,11 +3231,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date,
         // take this date as default
         tmDef = dateDef.GetTm();
     }
         // 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();
     {
         // if this date is valid, don't change it
         tmDef = GetTm();
@@ -3006,6 +3306,14 @@ 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;
 }
 
@@ -3013,11 +3321,48 @@ 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;
+
+    Set(dtDate.GetDay(), dtDate.GetMonth(), dtDate.GetYear(),
+        dtTime.GetHour(), dtTime.GetMinute(), dtTime.GetSecond(),
+        dtTime.GetMillisecond());
 
 
-    return (wxChar *)NULL;
+    // Return endpoint of scan
+    return pchDate > pchTime ? pchDate : pchTime;
 }
 
 const wxChar *wxDateTime::ParseDate(const wxChar *date)
 }
 
 const wxChar *wxDateTime::ParseDate(const wxChar *date)
@@ -3048,19 +3393,23 @@ 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;
 
 
-            return p;
+                int dayDiffFromToday = literalDates[n].dayDiffFromToday;
+                *this = Today();
+                if ( dayDiffFromToday )
+                {
+                    *this += wxDateSpan::Days(dayDiffFromToday);
+                }
+
+                return p;
+            }
         }
     }
 
         }
     }
 
@@ -3070,10 +3419,10 @@ 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;
@@ -3083,7 +3432,7 @@ 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() )
     {
@@ -3097,29 +3446,40 @@ 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 > maxDays) )
+                if ( haveDay )
                 {
                 {
-                    isYear = TRUE;
+                    // this can only be the year
+                    isYear = true;
                 }
                 }
-                else
+                else // may be either day or year
                 {
                 {
-                    isDay = TRUE;
+                    wxDateTime_t maxDays = (wxDateTime_t)(
+                        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;
+                    }
                 }
             }
 
                 }
             }
 
@@ -3128,7 +3488,7 @@ 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;
             }
@@ -3137,13 +3497,13 @@ 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);
             }
@@ -3160,22 +3520,22 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
                     // but we already have a month - maybe we guessed wrong?
                     if ( !haveDay )
                     {
                     // 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
                         // the days are counted from 1 unlike the months
-                        day = (wxDateTime_t)mon + 1;
-                        haveDay = TRUE;
+                        day = (wxDateTime_t)(mon + 1);
+                        haveDay = true;
                     }
                     else
                     {
                         // could possible be the year (doesn't the year come
                         // before the month in the japanese format?) (FIXME)
                         break;
                     }
                     else
                     {
                         // could possible be the year (doesn't the year come
                         // before the month in the japanese format?) (FIXME)
                         break;
-                       }
+                    }
                 }
 
                 mon = mon2;
 
                 }
 
                 mon = mon2;
 
-                haveMon = TRUE;
+                haveMon = true;
             }
             else // not a valid month name
             {
             }
             else // not a valid month name
             {
@@ -3188,7 +3548,7 @@ 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
                 {
@@ -3243,9 +3603,9 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date)
                         break;
                     }
 
                         break;
                     }
 
-                    haveDay = TRUE;
+                    haveDay = true;
 
 
-                    day = n + 1;
+                    day = (wxDateTime_t)(n + 1);
                 }
             }
         }
                 }
             }
         }
@@ -3282,14 +3642,14 @@ 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 <= 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
             }
         }
 
             }
         }
 
@@ -3369,14 +3729,19 @@ 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;
         }
     }
 
-    // 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 )
     {
         // normally, it's the same, but why not try it?
@@ -3385,8 +3750,8 @@ const wxChar *wxDateTime::ParseTime(const wxChar *time)
 
     if ( !result )
     {
 
     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 )
@@ -3397,8 +3762,8 @@ const wxChar *wxDateTime::ParseTime(const wxChar *time)
 
     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 )
@@ -3409,8 +3774,9 @@ const wxChar *wxDateTime::ParseTime(const wxChar *time)
 
     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
     }
 
     // TODO: parse timezones
@@ -3431,6 +3797,19 @@ bool wxDateTime::IsWorkDay(Country WXUNUSED(country)) const
 // wxTimeSpan
 // ============================================================================
 
 // 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
 //
 // not all strftime(3) format specifiers make sense here because, for example,
 // a time span doesn't have a year nor a timezone
 //
@@ -3454,13 +3833,33 @@ wxString wxTimeSpan::Format(const wxChar *format) const
     wxString str;
     str.Alloc(wxStrlen(format));
 
     wxString str;
     str.Alloc(wxStrlen(format));
 
+    // Suppose we have wxTimeSpan ts(1 /* hour */, 2 /* min */, 3 /* sec */)
+    //
+    // Then, of course, ts.Format("%H:%M:%S") must return "01:02:03", but the
+    // question is what should ts.Format("%S") do? The code here returns "3273"
+    // in this case (i.e. the total number of seconds, not just seconds % 60)
+    // because, for me, this call means "give me entire time interval in
+    // seconds" and not "give me the seconds part of the time interval"
+    //
+    // If we agree that it should behave like this, it is clear that the
+    // interpretation of each format specifier depends on the presence of the
+    // other format specs in the string: if there was "%H" before "%M", we
+    // should use GetMinutes() % 60, otherwise just GetMinutes() &c
+
+    // we remember the most important unit found so far
+    TimeSpanPart partBiggest = Part_MSec;
+
     for ( const wxChar *pch = format; *pch; pch++ )
     {
         wxChar ch = *pch;
 
         if ( ch == _T('%') )
         {
     for ( const wxChar *pch = format; *pch; pch++ )
     {
         wxChar ch = *pch;
 
         if ( ch == _T('%') )
         {
-            wxString tmp;
+            // the start of the format specification of the printf() below
+            wxString fmtPrefix = _T('%');
+
+            // the number
+            long n;
 
             ch = *++pch;    // get the format spec char
             switch ( ch )
 
             ch = *++pch;    // get the format spec char
             switch ( ch )
@@ -3470,44 +3869,90 @@ wxString wxTimeSpan::Format(const wxChar *format) const
                     // fall through
 
                 case _T('%'):
                     // fall through
 
                 case _T('%'):
-                    // will get to str << ch below
-                    break;
+                    str += ch;
+
+                    // skip the part below switch
+                    continue;
 
                 case _T('D'):
 
                 case _T('D'):
-                    tmp.Printf(_T("%d"), GetDays());
+                    n = GetDays();
+                    if ( partBiggest < Part_Day )
+                    {
+                        n %= DAYS_PER_WEEK;
+                    }
+                    else
+                    {
+                        partBiggest = Part_Day;
+                    }
                     break;
 
                 case _T('E'):
                     break;
 
                 case _T('E'):
-                    tmp.Printf(_T("%d"), GetWeeks());
+                    partBiggest = Part_Week;
+                    n = GetWeeks();
                     break;
 
                 case _T('H'):
                     break;
 
                 case _T('H'):
-                    tmp.Printf(_T("%02d"), GetHours());
+                    n = GetHours();
+                    if ( partBiggest < Part_Hour )
+                    {
+                        n %= HOURS_PER_DAY;
+                    }
+                    else
+                    {
+                        partBiggest = Part_Hour;
+                    }
+
+                    fmtPrefix += _T("02");
                     break;
 
                 case _T('l'):
                     break;
 
                 case _T('l'):
-                    tmp.Printf(_T("%03ld"), GetMilliseconds().ToLong());
+                    n = GetMilliseconds().ToLong();
+                    if ( partBiggest < Part_MSec )
+                    {
+                        n %= 1000;
+                    }
+                    //else: no need to reset partBiggest to Part_MSec, it is
+                    //      the least significant one anyhow
+
+                    fmtPrefix += _T("03");
                     break;
 
                 case _T('M'):
                     break;
 
                 case _T('M'):
-                    tmp.Printf(_T("%02d"), GetMinutes());
+                    n = GetMinutes();
+                    if ( partBiggest < Part_Min )
+                    {
+                        n %= MIN_PER_HOUR;
+                    }
+                    else
+                    {
+                        partBiggest = Part_Min;
+                    }
+
+                    fmtPrefix += _T("02");
                     break;
 
                 case _T('S'):
                     break;
 
                 case _T('S'):
-                    tmp.Printf(_T("%02ld"), GetSeconds().ToLong());
+                    n = GetSeconds().ToLong();
+                    if ( partBiggest < Part_Sec )
+                    {
+                        n %= SEC_PER_MIN;
+                    }
+                    else
+                    {
+                        partBiggest = Part_Sec;
+                    }
+
+                    fmtPrefix += _T("02");
                     break;
             }
 
                     break;
             }
 
-            if ( !!tmp )
-            {
-                str += tmp;
-
-                // skip str += ch below
-                continue;
-            }
+            str += wxString::Format(fmtPrefix + _T("ld"), n);
+        }
+        else
+        {
+            // normal character, just copy
+            str += ch;
         }
         }
-
-        str += ch;
     }
 
     return str;
     }
 
     return str;
@@ -3539,16 +3984,16 @@ 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 */
@@ -3559,9 +4004,9 @@ 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);
@@ -3571,7 +4016,7 @@ wxDateTimeHolidayAuthority::GetHolidaysInRange(const wxDateTime& dtStart,
 
     holidays.Sort(wxDateTimeCompareFunc);
 
 
     holidays.Sort(wxDateTimeCompareFunc);
 
-    return holidays.GetCount();
+    return holidays.size();
 }
 
 /* static */
 }
 
 /* static */
@@ -3583,7 +4028,12 @@ 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
 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------
@@ -3631,4 +4081,4 @@ size_t wxDateTimeWorkDays::DoGetHolidaysInRange(const wxDateTime& dtStart,
     return holidays.GetCount();
 }
 
     return holidays.GetCount();
 }
 
-
+#endif // wxUSE_DATETIME
wxWidgets (Impactor)