X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/770882a69e30385237f89d467972775199e4f546..8cbc59fe84f046685b873cf58f6c56debe59de1c:/src/common/datetime.cpp diff --git a/src/common/datetime.cpp b/src/common/datetime.cpp index 087db34e89..1547b4a14e 100644 --- a/src/common/datetime.cpp +++ b/src/common/datetime.cpp @@ -93,17 +93,17 @@ const long wxDateTime::TIME_T_FACTOR = 1000l; template<> void wxStringReadValue(const wxString &s , wxDateTime &data ) { - data.ParseFormat(s,wxT("%Y-%m-%d %H:%M:%S")) ; + data.ParseFormat(s,"%Y-%m-%d %H:%M:%S", NULL); } template<> void wxStringWriteValue(wxString &s , const wxDateTime &data ) { - s = data.Format(wxT("%Y-%m-%d %H:%M:%S")) ; + s = data.Format("%Y-%m-%d %H:%M:%S"); } wxCUSTOM_TYPE_INFO(wxDateTime, wxToStringConverter , wxFromStringConverter) -#endif +#endif // wxUSE_EXTENDED_RTTI // // ---------------------------------------------------------------------------- @@ -138,13 +138,6 @@ wxCUSTOM_TYPE_INFO(wxDateTime, wxToStringConverter , wxFromStringCon #include #endif -// define a special symbol for VC8 instead of writing tests for 1400 repeatedly -#ifdef __VISUALC__ - #if __VISUALC__ >= 1400 - #define __VISUALC8__ - #endif -#endif - #if !defined(WX_TIMEZONE) && !defined(WX_GMTOFF_IN_TM) #if defined(__WXPALMOS__) #define WX_GMTOFF_IN_TM @@ -368,8 +361,8 @@ static const wxDateTime::wxDateTime_t gs_cumulatedDays[2][MONTHS_IN_YEAR] = // global data // ---------------------------------------------------------------------------- -const wxChar * wxDefaultDateTimeFormat = wxT("%c"); -const wxChar * wxDefaultTimeSpanFormat = wxT("%H:%M:%S"); +const char *wxDefaultDateTimeFormat = "%c"; +const char *wxDefaultTimeSpanFormat = "%H:%M:%S"; // in the fine tradition of ANSI C we use our equivalent of (time_t)-1 to // indicate an invalid wxDateTime object @@ -383,11 +376,14 @@ wxDateTime::Country wxDateTime::ms_country = wxDateTime::Country_Unknown; // debugger helper: shows what the date really is #ifdef __WXDEBUG__ -extern const wxChar *wxDumpDate(const wxDateTime* dt) +extern const char *wxDumpDate(const wxDateTime* dt) { - static wxChar buf[128]; + static char buf[128]; - wxStrcpy(buf, dt->Format(_T("%Y-%m-%d (%a) %H:%M:%S"))); + wxString fmt(dt->Format("%Y-%m-%d (%a) %H:%M:%S")); + wxStrlcpy(buf, + (fmt + " (" + dt->GetValue().ToString() + " ticks)").ToAscii(), + WXSIZEOF(buf)); return buf; } @@ -492,8 +488,10 @@ static wxString CallStrftime(const wxString& format, const tm* tm) if ( !wxStrftime(buf, WXSIZEOF(buf), format, tm) ) { - // buffer is too small? + // if the format is valid, buffer must be too small? wxFAIL_MSG(_T("strftime() failed")); + + buf[0] = '\0'; } s = buf; @@ -511,13 +509,13 @@ static wxString CallStrftime(const wxString& format, const tm* tm) #endif // Unicode-friendly strptime() wrapper -static const wxChar * -CallStrptime(const wxChar *input, const char *fmt, tm *tm) +static const wxStringCharType * +CallStrptime(const wxStringCharType *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 +#if wxUSE_UNICODE_WCHAR wxCharBuffer inputMB(wxConvertWX2MB(input)); #else // ASCII const char * const inputMB = input; @@ -527,7 +525,7 @@ CallStrptime(const wxChar *input, const char *fmt, tm *tm) if ( !result ) return NULL; -#if wxUSE_UNICODE +#if wxUSE_UNICODE_WCHAR // FIXME: this is wrong in presence of surrogates &c return input + (result - inputMB.data()); #else // ASCII @@ -643,7 +641,9 @@ struct tm *wxDateTime::GetTmNow(struct tm *tmstruct) } // scans all digits (but no more than len) and returns the resulting number -static bool GetNumericToken(size_t len, const wxChar*& p, unsigned long *number) +static bool GetNumericToken(size_t len, + const wxStringCharType*& p, + unsigned long *number) { size_t n = 1; wxString s; @@ -659,7 +659,7 @@ static bool GetNumericToken(size_t len, const wxChar*& p, unsigned long *number) } // scans all alphabetic characters and returns the resulting string -static wxString GetAlphaToken(const wxChar*& p) +static wxString GetAlphaToken(const wxStringCharType*& p) { wxString s; while ( wxIsalpha(*p) ) @@ -1273,6 +1273,17 @@ wxDateTime wxDateTime::GetBeginDST(int year, Country country) wxFAIL_MSG( _T("no first Sunday in April?") ); } } + else if ( year > 2006 ) + // Energy Policy Act of 2005, Pub. L. no. 109-58, 119 Stat 594 (2005). + // Starting in 2007, daylight time begins in the United States on the + // second Sunday in March and ends on the first Sunday in November + { + if ( !dt.SetToWeekDay(Sun, 2, Mar, year) ) + { + // weird... + wxFAIL_MSG( _T("no second Sunday in March?") ); + } + } else { if ( !dt.SetToWeekDay(Sun, 1, Apr, year) ) @@ -1349,21 +1360,36 @@ wxDateTime wxDateTime::GetEndDST(int year, Country country) dt.Set(30, Sep, year); break; - default: - // DST ends at 2 a.m. on the last Sunday of October - if ( !dt.SetToLastWeekDay(Sun, Oct, year) ) + default: // default for switch (year) + if ( year > 2006 ) + // Energy Policy Act of 2005, Pub. L. no. 109-58, 119 Stat 594 (2005). + // Starting in 2007, daylight time begins in the United States on the + // second Sunday in March and ends on the first Sunday in November + { + if ( !dt.SetToWeekDay(Sun, 1, Nov, year) ) + { + // weird... + wxFAIL_MSG( _T("no first Sunday in November?") ); + } + } + else + // pre-2007 + // DST ends at 2 a.m. on the last Sunday of October { - // weirder and weirder... - wxFAIL_MSG( _T("no last Sunday in October?") ); + if ( !dt.SetToLastWeekDay(Sun, Oct, year) ) + { + // weirder and weirder... + wxFAIL_MSG( _T("no last Sunday in October?") ); + } } dt += wxTimeSpan::Hours(2); - // TODO what about timezone?? + // TODO: what about timezone?? } break; - default: + default: // default for switch (country) // assume October 26th as the end of the DST - totally bogus too dt.Set(26, Oct, year); } @@ -1607,6 +1633,7 @@ unsigned long wxDateTime::GetAsDOS() const time_t ticks = GetTicks(); struct tm tmstruct; struct tm *tm = wxLocaltime_r(&ticks, &tmstruct); + wxCHECK_MSG( tm, ULONG_MAX, _T("time can't be represented in DOS format") ); long year = tm->tm_year; year -= 80; @@ -2688,12 +2715,12 @@ wxString wxDateTime::Format(const wxString& format, const TimeZone& tz) const // RFC822 time specs. // // TODO a great candidate for using reg exps -const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) +const char * +wxDateTime::ParseRfc822Date(const wxString& date, wxString::const_iterator *end) { - wxCHECK_MSG( date, (wxChar *)NULL, _T("NULL pointer in wxDateTime::Parse") ); - - const wxChar *p = date; - const wxChar *comma = wxStrchr(p, _T(',')); + // TODO: rewrite using iterators instead of wxChar pointers + const wxStringCharType *p = date.wx_str(); + const wxStringCharType *comma = wxStrchr(p, wxS(',')); if ( comma ) { // the part before comma is the weekday @@ -2706,7 +2733,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) { wxLogDebug(_T("no space after weekday in RFC822 time spec")); - return (wxChar *)NULL; + return NULL; } p++; // skip space @@ -2717,7 +2744,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) { wxLogDebug(_T("day number expected in RFC822 time spec, none found")); - return (wxChar *)NULL; + return NULL; } wxDateTime_t day = (wxDateTime_t)(*p++ - _T('0')); @@ -2729,7 +2756,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) if ( *p++ != _T(' ') ) { - return (wxChar *)NULL; + return NULL; } // the following 3 letters specify the month @@ -2763,21 +2790,21 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) { wxLogDebug(_T("Invalid RFC 822 month name '%s'"), monName.c_str()); - return (wxChar *)NULL; + return NULL; } p += 3; if ( *p++ != _T(' ') ) { - return (wxChar *)NULL; + return NULL; } // next is the year if ( !wxIsdigit(*p) ) { // no year? - return (wxChar *)NULL; + return NULL; } int year = *p++ - _T('0'); @@ -2785,7 +2812,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) if ( !wxIsdigit(*p) ) { // should have at least 2 digits in the year - return (wxChar *)NULL; + return NULL; } year *= 10; @@ -2800,7 +2827,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) if ( !wxIsdigit(*p) ) { // no 3 digit years please - return (wxChar *)NULL; + return NULL; } year *= 10; @@ -2809,20 +2836,20 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) if ( *p++ != _T(' ') ) { - return (wxChar *)NULL; + return NULL; } // time is in the format hh:mm:ss and seconds are optional if ( !wxIsdigit(*p) ) { - return (wxChar *)NULL; + return NULL; } wxDateTime_t hour = (wxDateTime_t)(*p++ - _T('0')); if ( !wxIsdigit(*p) ) { - return (wxChar *)NULL; + return NULL; } hour *= 10; @@ -2830,37 +2857,38 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) if ( *p++ != _T(':') ) { - return (wxChar *)NULL; + return NULL; } if ( !wxIsdigit(*p) ) { - return (wxChar *)NULL; + return NULL; } wxDateTime_t min = (wxDateTime_t)(*p++ - _T('0')); if ( !wxIsdigit(*p) ) { - return (wxChar *)NULL; + return NULL; } min *= 10; min = (wxDateTime_t)(min + *p++ - _T('0')); wxDateTime_t sec = 0; - if ( *p++ == _T(':') ) + if ( *p == _T(':') ) { + p++; if ( !wxIsdigit(*p) ) { - return (wxChar *)NULL; + return NULL; } sec = (wxDateTime_t)(*p++ - _T('0')); if ( !wxIsdigit(*p) ) { - return (wxChar *)NULL; + return NULL; } sec *= 10; @@ -2869,7 +2897,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) if ( *p++ != _T(' ') ) { - return (wxChar *)NULL; + return NULL; } // and now the interesting part: the timezone @@ -2881,7 +2909,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) if ( !wxIsdigit(*p) || !wxIsdigit(*(p + 1)) ) { - return (wxChar *)NULL; + return NULL; } // hours @@ -2891,7 +2919,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) if ( !wxIsdigit(*p) || !wxIsdigit(*(p + 1)) ) { - return (wxChar *)NULL; + return NULL; } // minutes @@ -2923,7 +2951,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) { wxLogDebug(_T("Invalid militaty timezone '%c'"), *p); - return (wxChar *)NULL; + return NULL; } offset = offsets[*p++ - _T('A')]; @@ -2958,7 +2986,7 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) { wxLogDebug(_T("Unknown RFC 822 timezone '%s'"), p); - return (wxChar *)NULL; + return NULL; } p += tz.length(); @@ -2970,9 +2998,13 @@ const wxChar *wxDateTime::ParseRfc822Date(const wxChar* date) // the spec was correct, construct the date from the values we found Set(day, mon, year, hour, min, sec); - MakeFromTimezone(TimeZone((wxDateTime_t)(offset*SEC_PER_MIN))); + MakeFromTimezone(TimeZone::Make(offset*SEC_PER_MIN)); + + const size_t endpos = p - date.wx_str(); + if ( end ) + *end = date.begin() + endpos; - return p; + return date.c_str() + endpos; } #ifdef __WINDOWS__ @@ -3135,12 +3167,13 @@ static wxString GetLocaleDateFormat() #endif // __WINDOWS__ -const wxChar *wxDateTime::ParseFormat(const wxChar *date, - const wxString& format, - const wxDateTime& dateDef) +const char * +wxDateTime::ParseFormat(const wxString& date, + const wxString& format, + const wxDateTime& dateDef, + wxString::const_iterator *end) { - wxCHECK_MSG( date && !format.empty(), (wxChar *)NULL, - _T("NULL pointer in wxDateTime::ParseFormat()") ); + wxCHECK_MSG( !format.empty(), NULL, "format can't be empty" ); wxString str; unsigned long num; @@ -3168,7 +3201,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, wxDateTime::Month mon = Inv_Month; int year = 0; - const wxChar *input = date; + const wxStringCharType *input = date.wx_str(); for ( wxString::const_iterator fmt = format.begin(); fmt != format.end(); ++fmt ) { if ( *fmt != _T('%') ) @@ -3189,7 +3222,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( *input++ != *fmt ) { // no match - return (wxChar *)NULL; + return NULL; } } @@ -3242,7 +3275,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( wday == Inv_WeekDay ) { // no match - return (wxChar *)NULL; + return NULL; } } haveWDay = true; @@ -3256,7 +3289,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( mon == Inv_Month ) { // no match - return (wxChar *)NULL; + return NULL; } } haveMon = true; @@ -3266,25 +3299,16 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, { wxDateTime dt; - // this is the format which corresponds to ctime() output - // and strptime("%c") should parse it, so try it first - static const wxChar *fmtCtime = _T("%a %b %d %H:%M:%S %Y"); + const wxString inc(input); - const wxChar *result = dt.ParseFormat(input, fmtCtime); - if ( !result ) - { - result = dt.ParseFormat(input, _T("%x %X")); - } - - if ( !result ) - { - result = dt.ParseFormat(input, _T("%X %x")); - } - - if ( !result ) + // try the format which corresponds to ctime() output first + wxString::const_iterator endc; + if ( !dt.ParseFormat(inc, wxS("%a %b %d %H:%M:%S %Y"), &endc) && + !dt.ParseFormat(inc, wxS("%x %X"), &endc) && + !dt.ParseFormat(inc, wxS("%X %x"), &endc) ) { // we've tried everything and still no match - return (wxChar *)NULL; + return NULL; } Tm tm = dt.GetTm(); @@ -3300,7 +3324,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, mon = tm.mon; mday = tm.mday; - input = result; + input += endc - inc.begin(); } break; @@ -3309,7 +3333,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, (num > 31) || (num < 1) ) { // no match - return (wxChar *)NULL; + return NULL; } // we can't check whether the day range is correct yet, will @@ -3322,7 +3346,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !GetNumericToken(width, input, &num) || (num > 23) ) { // no match - return (wxChar *)NULL; + return NULL; } haveHour = true; @@ -3333,7 +3357,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !GetNumericToken(width, input, &num) || !num || (num > 12) ) { // no match - return (wxChar *)NULL; + return NULL; } haveHour = true; @@ -3345,7 +3369,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !GetNumericToken(width, input, &num) || !num || (num > 366) ) { // no match - return (wxChar *)NULL; + return NULL; } haveYDay = true; @@ -3356,7 +3380,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !GetNumericToken(width, input, &num) || !num || (num > 12) ) { // no match - return (wxChar *)NULL; + return NULL; } haveMon = true; @@ -3367,7 +3391,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !GetNumericToken(width, input, &num) || (num > 59) ) { // no match - return (wxChar *)NULL; + return NULL; } haveMin = true; @@ -3380,7 +3404,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, GetAmPmStrings(&am, &pm); if (am.empty() && pm.empty()) - return (wxChar *)NULL; // no am/pm strings defined + return NULL; // no am/pm strings defined if ( token.CmpNoCase(pm) == 0 ) { isPM = true; @@ -3388,7 +3412,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, else if ( token.CmpNoCase(am) != 0 ) { // no match - return (wxChar *)NULL; + return NULL; } } break; @@ -3396,11 +3420,11 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, case _T('r'): // time as %I:%M:%S %p { wxDateTime dt; - input = dt.ParseFormat(input, _T("%I:%M:%S %p")); + input = dt.ParseFormat(input, wxS("%I:%M:%S %p")); if ( !input ) { // no match - return (wxChar *)NULL; + return NULL; } haveHour = haveMin = haveSec = true; @@ -3415,11 +3439,11 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, case _T('R'): // time as %H:%M { wxDateTime dt; - input = dt.ParseFormat(input, _T("%H:%M")); + input = dt.ParseFormat(input, wxS("%H:%M")); if ( !input ) { // no match - return (wxChar *)NULL; + return NULL; } haveHour = haveMin = true; @@ -3434,7 +3458,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !GetNumericToken(width, input, &num) || (num > 61) ) { // no match - return (wxChar *)NULL; + return NULL; } haveSec = true; @@ -3448,7 +3472,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !input ) { // no match - return (wxChar *)NULL; + return NULL; } haveHour = haveMin = haveSec = true; @@ -3464,7 +3488,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !GetNumericToken(width, input, &num) || (wday > 6) ) { // no match - return (wxChar *)NULL; + return NULL; } haveWDay = true; @@ -3479,7 +3503,8 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, { struct tm tm; - const wxChar *result = CallStrptime(input, "%x", &tm); + const wxStringCharType * + result = CallStrptime(input, "%x", &tm); if ( result ) { input = result; @@ -3505,7 +3530,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, // Windows for the right way of formatting the date: fmtDate = GetLocaleDateFormat(); if ( fmtDate.empty() ) -#endif +#endif // __WINDOWS__ { if ( IsWestEuropeanCountry(GetCountry()) || GetCountry() == Russia ) @@ -3520,29 +3545,29 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, } } - const wxChar *result = dt.ParseFormat(input, fmtDate); - - if ( !result && !fmtDateAlt.empty() ) - { - // ok, be nice and try another one - result = dt.ParseFormat(input, fmtDateAlt); - } - - if ( !result ) + const wxString indate(input); + wxString::const_iterator endDate; + if ( !dt.ParseFormat(indate, fmtDate, &endDate) ) { - // bad luck - return (wxChar *)NULL; + // try another one if we have it + if ( fmtDateAlt.empty() || + !dt.ParseFormat(indate, fmtDateAlt, &endDate) ) + { + return NULL; + } } Tm tm = dt.GetTm(); - haveDay = haveMon = haveYear = true; + haveDay = + haveMon = + haveYear = true; year = tm.year; mon = tm.mon; mday = tm.mday; - input = result; + input += endDate - indate.begin(); } break; @@ -3555,7 +3580,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, input = CallStrptime(input, "%X", &tm); if ( !input ) { - return (wxChar *)NULL; + return NULL; } haveHour = haveMin = haveSec = true; @@ -3574,19 +3599,22 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, // common cases wxDateTime dt; - const wxChar *result = dt.ParseFormat(input, _T("%T")); + const wxStringCharType * + result = dt.ParseFormat(input, wxS("%T")); if ( !result ) { - result = dt.ParseFormat(input, _T("%r")); + result = dt.ParseFormat(input, wxS("%r")); } if ( !result ) { // no match - return (wxChar *)NULL; + return NULL; } - haveHour = haveMin = haveSec = true; + haveHour = + haveMin = + haveSec = true; Tm tm = dt.GetTm(); hour = tm.hour; @@ -3602,7 +3630,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !GetNumericToken(width, input, &num) || (num > 99) ) { // no match - return (wxChar *)NULL; + return NULL; } haveYear = true; @@ -3616,7 +3644,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( !GetNumericToken(width, input, &num) ) { // no match - return (wxChar *)NULL; + return NULL; } haveYear = true; @@ -3631,7 +3659,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, if ( *input++ != _T('%') ) { // no match - return (wxChar *)NULL; + return NULL; } break; @@ -3641,7 +3669,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, // fall through default: // not a known format spec - return (wxChar *)NULL; + return NULL; } } @@ -3666,6 +3694,11 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, Tm tm = tmDef; // set the date + if ( haveMon ) + { + tm.mon = mon; + } + if ( haveYear ) { tm.year = year; @@ -3674,16 +3707,15 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, // TODO we don't check here that the values are consistent, if both year // day and month/day were found, we just ignore the year day and we // also always ignore the week day - if ( haveMon && haveDay ) + if ( haveDay ) { - if ( mday > GetNumOfDaysInMonth(tm.year, mon) ) + if ( mday > GetNumOfDaysInMonth(tm.year, tm.mon) ) { wxLogDebug(_T("bad month day in wxDateTime::ParseFormat")); - return (wxChar *)NULL; + return NULL; } - tm.mon = mon; tm.mday = mday; } else if ( haveYDay ) @@ -3692,7 +3724,7 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, { wxLogDebug(_T("bad year day in wxDateTime::ParseFormat")); - return (wxChar *)NULL; + return NULL; } Tm tm2 = wxDateTime(1, Jan, tm.year).SetToYearDay(yday).GetTm(); @@ -3735,66 +3767,75 @@ const wxChar *wxDateTime::ParseFormat(const wxChar *date, return NULL; } - return input; + const size_t endpos = input - date.wx_str(); + if ( end ) + *end = date.begin() + endpos; + + return date.c_str() + endpos; } -const wxChar *wxDateTime::ParseDateTime(const wxChar *date) +const char * +wxDateTime::ParseDateTime(const wxString& date, wxString::const_iterator *end) { - wxCHECK_MSG( date, (wxChar *)NULL, _T("NULL pointer in wxDateTime::Parse") ); - // 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; + wxString::const_iterator + endTime, + endDate, + endBoth; - // 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 ) + // If we got a date in the beginning, see if there is a time specified + // after the date + if ( dtDate.ParseDate(date, &endDate) ) { // Skip spaces, as the ParseTime() function fails on spaces - while ( wxIsspace(*pchDate) ) - pchDate++; + while ( endDate != date.end() && wxIsspace(*endDate) ) + ++endDate; - pchTime = dtTime.ParseTime(pchDate); + const wxString timestr(endDate, date.end()); + if ( !dtTime.ParseTime(timestr, &endTime) ) + return NULL; + + endBoth = endDate + (endTime - timestr.begin()); } 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++; + // check if we have a time followed by a date + if ( !dtTime.ParseTime(date, &endTime) ) + return NULL; - pchDate = dtDate.ParseDate(pchTime); - } - } + while ( endTime != date.end() && wxIsspace(*endTime) ) + ++endTime; - // If we have a date specified, set our own data to the same date - if ( !pchDate || !pchTime ) - return NULL; + const wxString datestr(endTime, date.end()); + if ( !dtDate.ParseDate(datestr, &endDate) ) + return NULL; + + endBoth = endTime + (endDate - datestr.begin()); + } Set(dtDate.GetDay(), dtDate.GetMonth(), dtDate.GetYear(), dtTime.GetHour(), dtTime.GetMinute(), dtTime.GetSecond(), dtTime.GetMillisecond()); // Return endpoint of scan - return pchDate > pchTime ? pchDate : pchTime; + if ( end ) + *end = endBoth; + + return date.c_str() + (endBoth - date.begin()); } -const wxChar *wxDateTime::ParseDate(const wxChar *date) +const char * +wxDateTime::ParseDate(const wxString& date, wxString::const_iterator *end) { // this is a simplified version of ParseDateTime() which understands only // "today" (for wxDate compatibility) and digits only otherwise (and not // all esoteric constructions ParseDateTime() knows about) - wxCHECK_MSG( date, (wxChar *)NULL, _T("NULL pointer in wxDateTime::Parse") ); - - const wxChar *p = date; + const wxStringCharType *p = date.wx_str(); while ( wxIsspace(*p) ) p++; @@ -3829,7 +3870,11 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date) *this += wxDateSpan::Days(dayDiffFromToday); } - return p; + const size_t endpos = p - date.wx_str(); + + if ( end ) + *end = date.begin() + endpos; + return date.c_str() + endpos; } } } @@ -3853,7 +3898,7 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date) // tokenize the string size_t nPosCur = 0; - static const wxChar *dateDelimiters = _T(".,/-\t\r\n "); + static const wxStringCharType *dateDelimiters = wxS(".,/-\t\r\n "); wxStringTokenizer tok(p, dateDelimiters); while ( tok.HasMoreTokens() ) { @@ -3962,8 +4007,8 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date) } else // not a valid month name { - wday = GetWeekDayFromName(token, Name_Full | Name_Abbr); - if ( wday != Inv_WeekDay ) + WeekDay wday2 = GetWeekDayFromName(token, Name_Full | Name_Abbr); + if ( wday2 != Inv_WeekDay ) { // a week day if ( haveWDay ) @@ -3971,6 +4016,8 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date) break; } + wday = wday2; + haveWDay = true; } else // not a valid weekday name @@ -4112,7 +4159,7 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date) // inconsistency detected wxLogDebug(_T("ParseDate: inconsistent day/weekday.")); - return (wxChar *)NULL; + return NULL; } } } @@ -4132,13 +4179,16 @@ const wxChar *wxDateTime::ParseDate(const wxChar *date) p--; } - return p; + const size_t endpos = p - date.wx_str(); + if ( end ) + *end = date.begin() + endpos; + + return date.c_str() + endpos; } -const wxChar *wxDateTime::ParseTime(const wxChar *time) +const char * +wxDateTime::ParseTime(const wxString& time, wxString::const_iterator *end) { - wxCHECK_MSG( time, (wxChar *)NULL, _T("NULL pointer in wxDateTime::Parse") ); - // first try some extra things static const struct { @@ -4160,56 +4210,35 @@ const wxChar *wxDateTime::ParseTime(const wxChar *time) // casts required by DigitalMars Set(stdTimes[n].hour, wxDateTime_t(0), wxDateTime_t(0)); - return time + len; + if ( end ) + *end = time.begin() + len; + + return time.c_str() + len; } } // 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? - result = ParseFormat(time, _T("%H:%M:%S")); - } - - if ( !result ) + static const char *timeFormats[] = { - // 12hour with AM/PM but without seconds? - result = ParseFormat(time, _T("%I:%M %p")); - } + "%I:%M:%S %p", // 12hour with AM/PM + "%H:%M:%S", // could be the same or 24 hour one so try it too + "%I:%M %p", // 12hour with AM/PM but without seconds + "%H:%M:%S", // and a possibly 24 hour version without seconds + "%X", // possibly something from above or maybe something + // completely different -- try it last - if ( !result ) - { - // without seconds? - result = ParseFormat(time, _T("%H:%M")); - } - - if ( !result ) - { - // just the hour and AM/PM? - result = ParseFormat(time, _T("%I %p")); - } - - if ( !result ) - { - // just the hour? - result = ParseFormat(time, _T("%H")); - } + // TODO: parse timezones + }; - if ( !result ) + for ( size_t nFmt = 0; nFmt < WXSIZEOF(timeFormats); nFmt++ ) { - // 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")); + const char *result = ParseFormat(time, timeFormats[nFmt], end); + if ( result ) + return result; } - // TODO: parse timezones - - return result; + return NULL; } // ---------------------------------------------------------------------------- @@ -4271,6 +4300,14 @@ enum TimeSpanPart // %l milliseconds (000 - 999) wxString wxTimeSpan::Format(const wxString& format) const { + // we deal with only positive time spans here and just add the sign in + // front for the negative ones + if ( IsNegative() ) + { + wxString str(Negate().Format(format)); + return "-" + str; + } + wxCHECK_MSG( !format.empty(), wxEmptyString, _T("NULL format in wxTimeSpan::Format") ); @@ -4342,13 +4379,6 @@ wxString wxTimeSpan::Format(const wxString& format) const n = GetHours(); if ( partBiggest < Part_Hour ) { - if ( n < 0 ) - { - // the sign has already been taken into account - // when outputting the biggest part - n = -n; - } - n %= HOURS_PER_DAY; } else @@ -4363,9 +4393,6 @@ wxString wxTimeSpan::Format(const wxString& format) const n = GetMilliseconds().ToLong(); if ( partBiggest < Part_MSec ) { - if ( n < 0 ) - n = -n; - n %= 1000; } //else: no need to reset partBiggest to Part_MSec, it is @@ -4378,9 +4405,6 @@ wxString wxTimeSpan::Format(const wxString& format) const n = GetMinutes(); if ( partBiggest < Part_Min ) { - if ( n < 0 ) - n = -n; - n %= MIN_PER_HOUR; } else @@ -4395,9 +4419,6 @@ wxString wxTimeSpan::Format(const wxString& format) const n = GetSeconds().ToLong(); if ( partBiggest < Part_Sec ) { - if ( n < 0 ) - n = -n; - n %= SEC_PER_MIN; } else @@ -4411,10 +4432,6 @@ wxString wxTimeSpan::Format(const wxString& format) const if ( digits ) { - // negative numbers need one extra position for '-' display - if ( n < 0 ) - digits++; - fmtPrefix << _T("0") << digits; } @@ -4595,4 +4612,30 @@ WXDLLIMPEXP_BASE void wxPrevWDay(wxDateTime::WeekDay& wd) : (wxDateTime::WeekDay)(wd - 1); } +#ifdef __WXMSW__ + +wxDateTime& wxDateTime::SetFromMSWSysTime(const SYSTEMTIME& st) +{ + return Set(st.wDay, + static_cast(wxDateTime::Jan + st.wMonth - 1), + st.wYear, + 0, 0, 0); +} + +void wxDateTime::GetAsMSWSysTime(SYSTEMTIME* st) const +{ + const wxDateTime::Tm tm(GetTm()); + + st->wYear = (WXWORD)tm.year; + st->wMonth = (WXWORD)(tm.mon - wxDateTime::Jan + 1); + st->wDay = tm.mday; + + st->wDayOfWeek = + st->wHour = + st->wMinute = + st->wSecond = + st->wMilliseconds = 0; +} +#endif // __WXMSW__ + #endif // wxUSE_DATETIME