X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/54e660f85e8525cc0d0cb0ca7a5c01f931e3ed62..eea4d01c65f9b29baa1193db762b4c6b8144af24:/src/common/datetime.cpp diff --git a/src/common/datetime.cpp b/src/common/datetime.cpp index 927e7390be..49bfa98e1a 100644 --- a/src/common/datetime.cpp +++ b/src/common/datetime.cpp @@ -88,7 +88,9 @@ #include "wx/datetime.h" -const long wxDateTime::TIME_T_FACTOR = 1000l; +// ---------------------------------------------------------------------------- +// wxXTI +// ---------------------------------------------------------------------------- #if wxUSE_EXTENDED_RTTI @@ -106,106 +108,26 @@ wxCUSTOM_TYPE_INFO(wxDateTime, wxToStringConverter , wxFromStringCon #endif // wxUSE_EXTENDED_RTTI -// + // ---------------------------------------------------------------------------- // conditional compilation // ---------------------------------------------------------------------------- -#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): - // - // strncpy(buf, "Tue Dec 21 20:25:40 1999", 128); - // strptime(buf, "%x", &tm); - // - // so don't use it - #undef HAVE_STRPTIME -#endif // broken strptime() - -#if defined(HAVE_STRPTIME) && defined(__DARWIN__) && defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS - // configure detects strptime as linkable because it's in the OS X - // System library but MSL headers don't declare it. - -// char *strptime(const char *, const char *, struct tm *); - // However, we DON'T want to just provide it here because we would - // crash and/or overwrite data when strptime from OS X tries - // to fill in MW's struct tm which is two fields shorter (no TZ stuff) - // So for now let's just say we don't have strptime - #undef HAVE_STRPTIME -#endif - #if defined(__MWERKS__) && wxUSE_UNICODE #include #endif -#if !defined(WX_TIMEZONE) && !defined(WX_GMTOFF_IN_TM) - #if defined(__WXPALMOS__) - #define WX_GMTOFF_IN_TM - #elif defined(__BORLANDC__) || defined(__MINGW32__) || defined(__VISAGECPP__) - #define WX_TIMEZONE _timezone - #elif defined(__MWERKS__) - long wxmw_timezone = 28800; - #define WX_TIMEZONE wxmw_timezone - #elif defined(__DJGPP__) || defined(__WINE__) - #include - #include - 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__) +#if defined(__DJGPP__) || defined(__WINE__) + #include + #include +#endif + +#ifndef WX_GMTOFF_IN_TM + // Define it for some systems which don't (always) use configure but are + // known to have tm_gmtoff field. + #if defined(__WXPALMOS__) || defined(__DARWIN__) #define WX_GMTOFF_IN_TM - #elif defined(__WXWINCE__) && defined(__VISUALC8__) - // _timezone is not present in dynamic run-time library - #if 0 - // Solution (1): use the function equivalent of _timezone - static long wxGetTimeZone() - { - static long s_Timezone = MAXLONG; // invalid timezone - if (s_Timezone == MAXLONG) - { - int t; - _get_timezone(& t); - s_Timezone = (long) t; - } - return s_Timezone; - } - #define WX_TIMEZONE wxGetTimeZone() - #elif 1 - // Solution (2): using GetTimeZoneInformation - static long wxGetTimeZone() - { - static long timezone = MAXLONG; // invalid timezone - if (timezone == MAXLONG) - { - TIME_ZONE_INFORMATION tzi; - ::GetTimeZoneInformation(&tzi); - timezone = tzi.Bias; - } - return timezone; - } - #define WX_TIMEZONE wxGetTimeZone() - #else - // Old method using _timezone: this symbol doesn't exist in the dynamic run-time library (i.e. using /MD) - #define WX_TIMEZONE _timezone - #endif - #else // unknown platform - try timezone - #define WX_TIMEZONE timezone #endif -#endif // !WX_TIMEZONE && !WX_GMTOFF_IN_TM - -// everyone has strftime except Win CE unless VC8 is used -#if !defined(__WXWINCE__) || defined(__VISUALC8__) - #define HAVE_STRFTIME #endif // NB: VC8 safe time functions could/should be used for wxMSW as well probably @@ -323,8 +245,6 @@ 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 int DAYS_PER_WEEK = 7; @@ -335,14 +255,15 @@ static const long MILLISECONDS_PER_DAY = 86400000l; // (i.e. JDN(Jan 1, 1970) = 2440587.5) static const long EPOCH_JDN = 2440587l; -// used only in asserts -#ifdef __WXDEBUG__ +// these values are only used in asserts so don't define them if asserts are +// disabled to avoid warnings about unused static variables +#if wxDEBUG_LEVEL // the date of JDN -0.5 (as we don't work with fractional parts, this is the // reference date for us) is Nov 24, 4714BC static const int JDN_0_YEAR = -4713; static const int JDN_0_MONTH = wxDateTime::Nov; static const int JDN_0_DAY = 24; -#endif // __WXDEBUG__ +#endif // wxDEBUG_LEVEL // the constants used for JDN calculations static const long JDN_OFFSET = 32046l; @@ -358,12 +279,14 @@ static const wxDateTime::wxDateTime_t gs_cumulatedDays[2][MONTHS_IN_YEAR] = { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 } }; +const long wxDateTime::TIME_T_FACTOR = 1000l; + // ---------------------------------------------------------------------------- // global data // ---------------------------------------------------------------------------- -const char *wxDefaultDateTimeFormat = "%c"; -const char *wxDefaultTimeSpanFormat = "%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 @@ -375,8 +298,8 @@ wxDateTime::Country wxDateTime::ms_country = wxDateTime::Country_Unknown; // private functions // ---------------------------------------------------------------------------- -// debugger helper: shows what the date really is -#ifdef __WXDEBUG__ +// debugger helper: this function can be called from a debugger to show what +// the date really is extern const char *wxDumpDate(const wxDateTime* dt) { static char buf[128]; @@ -388,16 +311,14 @@ extern const char *wxDumpDate(const wxDateTime* dt) return buf; } -#endif // Debug // get the number of days in the given month of the given year -// NOTE: not static because required by datetimefmt.cpp, too -inline +static inline wxDateTime::wxDateTime_t GetNumOfDaysInMonth(int year, wxDateTime::Month month) { // the number of days in month in Julian/Gregorian calendar: the first line // is for normal years, the second one is for the leap ones - static wxDateTime::wxDateTime_t daysInMonth[2][MONTHS_IN_YEAR] = + static const wxDateTime::wxDateTime_t daysInMonth[2][MONTHS_IN_YEAR] = { { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }, { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 } @@ -408,8 +329,10 @@ wxDateTime::wxDateTime_t GetNumOfDaysInMonth(int year, wxDateTime::Month month) // returns the time zone in the C sense, i.e. the difference UTC - local // (in seconds) -static int GetTimeZone() +// NOTE: not static because used by datetimefmt.cpp +int GetTimeZone() { +#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 @@ -425,17 +348,40 @@ static int GetTimeZone() wxLocaltime_r(&t, &tm); s_timezoneSet = true; -#ifdef WX_GMTOFF_IN_TM // note that GMT offset is the opposite of time zone and so to return // consistent results in both WX_GMTOFF_IN_TM and !WX_GMTOFF_IN_TM // cases we have to negate it gmtoffset = -tm.tm_gmtoff; -#else // !WX_GMTOFF_IN_TM - gmtoffset = WX_TIMEZONE; -#endif // WX_GMTOFF_IN_TM/!WX_GMTOFF_IN_TM } - return (int)gmtoffset; +#elif defined(__DJGPP__) || defined(__WINE__) + struct timeb tb; + ftime(&tb); + return tb.timezone*60; +#elif defined(__VISUALC__) + // We must initialize the time zone information before using it (this will + // be done only once internally). + _tzset(); + + // Starting with VC++ 8 timezone variable is deprecated and is not even + // available in some standard library version so use the new function for + // accessing it instead. + #if wxCHECK_VISUALC_VERSION(8) + long t; + _get_timezone(&t); + return t; + #else // VC++ < 8 + return timezone; + #endif +#elif defined(WX_TIMEZONE) // If WX_TIMEZONE was defined by configure, use it. + return WX_TIMEZONE; +#elif defined(__BORLANDC__) || defined(__MINGW32__) || defined(__VISAGECPP__) + return _timezone; +#elif defined(__MWERKS__) + return 28800; +#else // unknown platform -- assume it has timezone + return 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 @@ -452,7 +398,7 @@ static long GetTruncatedJDN(wxDateTime::wxDateTime_t day, (year > JDN_0_YEAR) || ((year == JDN_0_YEAR) && (mon > JDN_0_MONTH)) || ((year == JDN_0_YEAR) && (mon == JDN_0_MONTH) && (day >= JDN_0_DAY)), - _T("date out of range - can't convert to JDN") + wxT("date out of range - can't convert to JDN") ); // make the year positive to avoid problems with negative numbers division @@ -478,10 +424,11 @@ static long GetTruncatedJDN(wxDateTime::wxDateTime_t day, - JDN_OFFSET; } -#ifdef HAVE_STRFTIME +#ifdef wxHAS_STRFTIME // this function is a wrapper around strftime(3) adding error checking -static wxString CallStrftime(const wxString& format, const tm* tm) +// NOTE: not static because used by datetimefmt.cpp +wxString CallStrftime(const wxString& format, const tm* tm) { wxChar buf[4096]; // Create temp wxString here to work around mingw/cygwin bug 1046059 @@ -491,7 +438,7 @@ static wxString CallStrftime(const wxString& format, const tm* tm) if ( !wxStrftime(buf, WXSIZEOF(buf), format, tm) ) { // if the format is valid, buffer must be too small? - wxFAIL_MSG(_T("strftime() failed")); + wxFAIL_MSG(wxT("strftime() failed")); buf[0] = '\0'; } @@ -500,42 +447,7 @@ static wxString CallStrftime(const wxString& format, const tm* tm) return s; } -#endif // HAVE_STRFTIME - -#ifdef HAVE_STRPTIME - -#if wxUSE_UNIX && !defined(HAVE_STRPTIME_DECL) - // configure detected that we had strptime() but not its declaration, - // provide it ourselves - extern "C" char *strptime(const char *, const char *, struct tm *); -#endif - -// Unicode-friendly strptime() wrapper -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_WCHAR - 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_WCHAR - // FIXME: this is wrong in presence of surrogates &c - return input + (result - inputMB.data()); -#else // ASCII - return result; -#endif // Unicode/Ascii -} - -#endif // HAVE_STRPTIME +#endif // wxHAS_STRFTIME // if year and/or month have invalid values, replace them with the current ones static void ReplaceDefaultYearMonthWithCurrent(int *year, @@ -560,8 +472,9 @@ static void ReplaceDefaultYearMonthWithCurrent(int *year, } } -// fll the struct tm with default values -static void InitTm(struct tm& tm) +// fill the struct tm with default values +// NOTE: not static because used by datetimefmt.cpp +void InitTm(struct tm& tm) { // struct tm may have etxra fields (undocumented and with unportable // names) which, nevertheless, must be set to 0 @@ -584,8 +497,12 @@ wxDateTime::Tm::Tm() { year = (wxDateTime_t)wxDateTime::Inv_Year; mon = wxDateTime::Inv_Month; - mday = 0; - hour = min = sec = msec = 0; + mday = + yday = 0; + hour = + min = + sec = + msec = 0; wday = wxDateTime::Inv_WeekDay; } @@ -605,9 +522,17 @@ wxDateTime::Tm::Tm(const struct tm& tm, const TimeZone& tz) bool wxDateTime::Tm::IsValid() const { + if ( mon == wxDateTime::Inv_Month ) + return false; + + // We need to check this here to avoid crashing in GetNumOfDaysInMonth() if + // somebody passed us "(wxDateTime::Month)1000". + wxCHECK_MSG( mon >= wxDateTime::Jan && mon < wxDateTime::Inv_Month, false, + wxS("Invalid month value") ); + // we allow for the leap seconds, although we don't use them (yet) return (year != wxDateTime::Inv_Year) && (mon != wxDateTime::Inv_Month) && - (mday <= GetNumOfDaysInMonth(year, mon)) && + (mday > 0 && mday <= GetNumOfDaysInMonth(year, mon)) && (hour < 24) && (min < 60) && (sec < 62) && (msec < 1000); } @@ -638,7 +563,7 @@ void wxDateTime::Tm::AddMonths(int monDiff) mon = (wxDateTime::Month)(mon + monDiff); - wxASSERT_MSG( mon >= 0 && mon < MONTHS_IN_YEAR, _T("logic error") ); + wxASSERT_MSG( mon >= 0 && mon < MONTHS_IN_YEAR, wxT("logic error") ); // NB: we don't check here that the resulting date is valid, this function // is private and the caller must check it if needed @@ -663,7 +588,7 @@ void wxDateTime::Tm::AddDays(int dayDiff) } wxASSERT_MSG( mday > 0 && mday <= GetNumOfDaysInMonth(year, mon), - _T("logic error") ); + wxT("logic error") ); } // ---------------------------------------------------------------------------- @@ -718,7 +643,7 @@ wxDateTime::TimeZone::TimeZone(wxDateTime::TZ tz) break; default: - wxFAIL_MSG( _T("unknown time zone") ); + wxFAIL_MSG( wxT("unknown time zone") ); } } @@ -726,6 +651,13 @@ wxDateTime::TimeZone::TimeZone(wxDateTime::TZ tz) // static functions // ---------------------------------------------------------------------------- +/* static */ +struct tm *wxDateTime::GetTmNow(struct tm *tmstruct) +{ + time_t t = GetTimeNow(); + return wxLocaltime_r(&t, tmstruct); +} + /* static */ bool wxDateTime::IsLeapYear(int year, wxDateTime::Calendar cal) { @@ -747,7 +679,7 @@ bool wxDateTime::IsLeapYear(int year, wxDateTime::Calendar cal) } else { - wxFAIL_MSG(_T("unknown calendar")); + wxFAIL_MSG(wxT("unknown calendar")); return false; } @@ -775,11 +707,11 @@ int wxDateTime::GetCurrentYear(wxDateTime::Calendar cal) return Now().GetYear(); case Julian: - wxFAIL_MSG(_T("TODO")); + wxFAIL_MSG(wxT("TODO")); break; default: - wxFAIL_MSG(_T("unsupported calendar")); + wxFAIL_MSG(wxT("unsupported calendar")); break; } @@ -795,11 +727,11 @@ wxDateTime::Month wxDateTime::GetCurrentMonth(wxDateTime::Calendar cal) return Now().GetMonth(); case Julian: - wxFAIL_MSG(_T("TODO")); + wxFAIL_MSG(wxT("TODO")); break; default: - wxFAIL_MSG(_T("unsupported calendar")); + wxFAIL_MSG(wxT("unsupported calendar")); break; } @@ -822,7 +754,7 @@ wxDateTime::wxDateTime_t wxDateTime::GetNumberOfDays(int year, Calendar cal) return IsLeapYear(year) ? 366 : 365; default: - wxFAIL_MSG(_T("unsupported calendar")); + wxFAIL_MSG(wxT("unsupported calendar")); break; } @@ -834,7 +766,7 @@ wxDateTime::wxDateTime_t wxDateTime::GetNumberOfDays(wxDateTime::Month month, int year, wxDateTime::Calendar cal) { - wxCHECK_MSG( month < MONTHS_IN_YEAR, 0, _T("invalid month") ); + wxCHECK_MSG( month < MONTHS_IN_YEAR, 0, wxT("invalid month") ); if ( cal == Gregorian || cal == Julian ) { @@ -848,76 +780,105 @@ wxDateTime::wxDateTime_t wxDateTime::GetNumberOfDays(wxDateTime::Month month, } else { - wxFAIL_MSG(_T("unsupported calendar")); + wxFAIL_MSG(wxT("unsupported calendar")); return 0; } } +namespace +{ + +// helper function used by GetEnglish/WeekDayName(): returns 0 if flags is +// Name_Full and 1 if it is Name_Abbr or -1 if the flags is incorrect (and +// asserts in this case) +// +// the return value of this function is used as an index into 2D array +// containing full names in its first row and abbreviated ones in the 2nd one +int NameArrayIndexFromFlag(wxDateTime::NameFlags flags) +{ + switch ( flags ) + { + case wxDateTime::Name_Full: + return 0; + + case wxDateTime::Name_Abbr: + return 1; + + default: + wxFAIL_MSG( "unknown wxDateTime::NameFlags value" ); + } + + return -1; +} + +} // anonymous namespace + +/* static */ +wxString wxDateTime::GetEnglishMonthName(Month month, NameFlags flags) +{ + wxCHECK_MSG( month != Inv_Month, wxEmptyString, "invalid month" ); + + static const char *const monthNames[2][MONTHS_IN_YEAR] = + { + { "January", "February", "March", "April", "May", "June", + "July", "August", "September", "October", "November", "December" }, + { "Jan", "Feb", "Mar", "Apr", "May", "Jun", + "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" } + }; + + const int idx = NameArrayIndexFromFlag(flags); + if ( idx == -1 ) + return wxString(); + + return monthNames[idx][month]; +} + /* static */ wxString wxDateTime::GetMonthName(wxDateTime::Month month, wxDateTime::NameFlags flags) { - wxCHECK_MSG( month != Inv_Month, wxEmptyString, _T("invalid month") ); -#ifdef HAVE_STRFTIME +#ifdef wxHAS_STRFTIME + wxCHECK_MSG( month != Inv_Month, wxEmptyString, wxT("invalid month") ); + // notice that we must set all the fields to avoid confusing libc (GNU one // gets confused to a crash if we don't do this) tm tm; InitTm(tm); tm.tm_mon = month; - return CallStrftime(flags == Name_Abbr ? _T("%b") : _T("%B"), &tm); -#else // !HAVE_STRFTIME - wxString ret; - switch(month) + return CallStrftime(flags == Name_Abbr ? wxT("%b") : wxT("%B"), &tm); +#else // !wxHAS_STRFTIME + return GetEnglishMonthName(month, flags); +#endif // wxHAS_STRFTIME/!wxHAS_STRFTIME +} + +/* static */ +wxString wxDateTime::GetEnglishWeekDayName(WeekDay wday, NameFlags flags) +{ + wxCHECK_MSG( wday != Inv_WeekDay, wxEmptyString, wxT("invalid weekday") ); + + static const char *const weekdayNames[2][DAYS_PER_WEEK] = { - case Jan: - ret = (flags == Name_Abbr ? wxT("Jan"): wxT("January")); - break; - case Feb: - ret = (flags == Name_Abbr ? wxT("Feb"): wxT("Febuary")); - break; - case Mar: - ret = (flags == Name_Abbr ? wxT("Mar"): wxT("March")); - break; - case Apr: - ret = (flags == Name_Abbr ? wxT("Apr"): wxT("April")); - break; - case May: - ret = (flags == Name_Abbr ? wxT("May"): wxT("May")); - break; - case Jun: - ret = (flags == Name_Abbr ? wxT("Jun"): wxT("June")); - break; - case Jul: - ret = (flags == Name_Abbr ? wxT("Jul"): wxT("July")); - break; - case Aug: - ret = (flags == Name_Abbr ? wxT("Aug"): wxT("August")); - break; - case Sep: - ret = (flags == Name_Abbr ? wxT("Sep"): wxT("September")); - break; - case Oct: - ret = (flags == Name_Abbr ? wxT("Oct"): wxT("October")); - break; - case Nov: - ret = (flags == Name_Abbr ? wxT("Nov"): wxT("November")); - break; - case Dec: - ret = (flags == Name_Abbr ? wxT("Dec"): wxT("December")); - break; - } - return ret; -#endif // HAVE_STRFTIME/!HAVE_STRFTIME + { "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", + "Saturday" }, + { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" }, + }; + + const int idx = NameArrayIndexFromFlag(flags); + if ( idx == -1 ) + return wxString(); + + return weekdayNames[idx][wday]; } /* static */ wxString wxDateTime::GetWeekDayName(wxDateTime::WeekDay wday, wxDateTime::NameFlags flags) { - wxCHECK_MSG( wday != Inv_WeekDay, wxEmptyString, _T("invalid weekday") ); -#ifdef HAVE_STRFTIME +#ifdef wxHAS_STRFTIME + wxCHECK_MSG( wday != Inv_WeekDay, wxEmptyString, wxT("invalid weekday") ); + // 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!) @@ -934,35 +895,10 @@ wxString wxDateTime::GetWeekDayName(wxDateTime::WeekDay wday, (void)mktime(&tm); // ... and call strftime() - return CallStrftime(flags == Name_Abbr ? _T("%a") : _T("%A"), &tm); -#else // !HAVE_STRFTIME - wxString ret; - switch(wday) - { - case Sun: - ret = (flags == Name_Abbr ? wxT("Sun") : wxT("Sunday")); - break; - case Mon: - ret = (flags == Name_Abbr ? wxT("Mon") : wxT("Monday")); - break; - case Tue: - ret = (flags == Name_Abbr ? wxT("Tue") : wxT("Tuesday")); - break; - case Wed: - ret = (flags == Name_Abbr ? wxT("Wed") : wxT("Wednesday")); - break; - case Thu: - ret = (flags == Name_Abbr ? wxT("Thu") : wxT("Thursday")); - break; - case Fri: - ret = (flags == Name_Abbr ? wxT("Fri") : wxT("Friday")); - break; - case Sat: - ret = (flags == Name_Abbr ? wxT("Sat") : wxT("Saturday")); - break; - } - return ret; -#endif // HAVE_STRFTIME/!HAVE_STRFTIME + return CallStrftime(flags == Name_Abbr ? wxT("%a") : wxT("%A"), &tm); +#else // !wxHAS_STRFTIME + return GetEnglishWeekDayName(wday, flags); +#endif // wxHAS_STRFTIME/!wxHAS_STRFTIME } /* static */ @@ -981,7 +917,7 @@ void wxDateTime::GetAmPmStrings(wxString *am, wxString *pm) // assert, even though it is a perfectly legal use. if ( am ) { - if (wxStrftime(buffer, sizeof(buffer)/sizeof(wxChar), _T("%p"), &tm) > 0) + if (wxStrftime(buffer, WXSIZEOF(buffer), wxT("%p"), &tm) > 0) *am = wxString(buffer); else *am = wxString(); @@ -989,7 +925,7 @@ void wxDateTime::GetAmPmStrings(wxString *am, wxString *pm) if ( pm ) { tm.tm_hour = 13; - if (wxStrftime(buffer, sizeof(buffer)/sizeof(wxChar), _T("%p"), &tm) > 0) + if (wxStrftime(buffer, WXSIZEOF(buffer), wxT("%p"), &tm) > 0) *pm = wxString(buffer); else *pm = wxString(); @@ -1014,24 +950,24 @@ wxDateTime::Country wxDateTime::GetCountry() struct tm tmstruct; struct tm *tm = wxLocaltime_r(&t, &tmstruct); - wxString tz = CallStrftime(_T("%Z"), tm); - if ( tz == _T("WET") || tz == _T("WEST") ) + wxString tz = CallStrftime(wxT("%Z"), tm); + if ( tz == wxT("WET") || tz == wxT("WEST") ) { ms_country = UK; } - else if ( tz == _T("CET") || tz == _T("CEST") ) + else if ( tz == wxT("CET") || tz == wxT("CEST") ) { ms_country = Country_EEC; } - else if ( tz == _T("MSK") || tz == _T("MSD") ) + else if ( tz == wxT("MSK") || tz == wxT("MSD") ) { ms_country = Russia; } - else if ( tz == _T("AST") || tz == _T("ADT") || - tz == _T("EST") || tz == _T("EDT") || - tz == _T("CST") || tz == _T("CDT") || - tz == _T("MST") || tz == _T("MDT") || - tz == _T("PST") || tz == _T("PDT") ) + else if ( tz == wxT("AST") || tz == wxT("ADT") || + tz == wxT("EST") || tz == wxT("EDT") || + tz == wxT("CST") || tz == wxT("CDT") || + tz == wxT("MST") || tz == wxT("MDT") || + tz == wxT("PST") || tz == wxT("PDT") ) { ms_country = USA; } @@ -1130,7 +1066,7 @@ wxDateTime wxDateTime::GetBeginDST(int year, Country country) if ( !dt.SetToLastWeekDay(Sun, Mar, year) ) { // weird... - wxFAIL_MSG( _T("no last Sunday in March?") ); + wxFAIL_MSG( wxT("no last Sunday in March?") ); } dt += wxTimeSpan::Hours(1); @@ -1173,7 +1109,7 @@ wxDateTime wxDateTime::GetBeginDST(int year, Country country) if ( !dt.SetToLastWeekDay(Sun, Apr, year) ) { // weird... - wxFAIL_MSG( _T("no first Sunday in April?") ); + wxFAIL_MSG( wxT("no first Sunday in April?") ); } } else if ( year > 2006 ) @@ -1184,7 +1120,7 @@ wxDateTime wxDateTime::GetBeginDST(int year, Country country) if ( !dt.SetToWeekDay(Sun, 2, Mar, year) ) { // weird... - wxFAIL_MSG( _T("no second Sunday in March?") ); + wxFAIL_MSG( wxT("no second Sunday in March?") ); } } else @@ -1192,7 +1128,7 @@ wxDateTime wxDateTime::GetBeginDST(int year, Country country) if ( !dt.SetToWeekDay(Sun, 1, Apr, year) ) { // weird... - wxFAIL_MSG( _T("no first Sunday in April?") ); + wxFAIL_MSG( wxT("no first Sunday in April?") ); } } @@ -1239,7 +1175,7 @@ wxDateTime wxDateTime::GetEndDST(int year, Country country) if ( !dt.SetToLastWeekDay(Sun, Oct, year) ) { // weirder and weirder... - wxFAIL_MSG( _T("no last Sunday in October?") ); + wxFAIL_MSG( wxT("no last Sunday in October?") ); } dt += wxTimeSpan::Hours(1); @@ -1272,7 +1208,7 @@ wxDateTime wxDateTime::GetEndDST(int year, Country country) if ( !dt.SetToWeekDay(Sun, 1, Nov, year) ) { // weird... - wxFAIL_MSG( _T("no first Sunday in November?") ); + wxFAIL_MSG( wxT("no first Sunday in November?") ); } } else @@ -1282,7 +1218,7 @@ wxDateTime wxDateTime::GetEndDST(int year, Country country) if ( !dt.SetToLastWeekDay(Sun, Oct, year) ) { // weirder and weirder... - wxFAIL_MSG( _T("no last Sunday in October?") ); + wxFAIL_MSG( wxT("no last Sunday in October?") ); } } @@ -1329,7 +1265,7 @@ wxDateTime& wxDateTime::Set(const struct tm& tm) tm2.tm_sec)); } - wxFAIL_MSG( _T("mktime() failed") ); + wxFAIL_MSG( wxT("mktime() failed") ); *this = wxInvalidDateTime; @@ -1352,13 +1288,13 @@ wxDateTime& wxDateTime::Set(wxDateTime_t hour, second < 62 && minute < 60 && millisec < 1000, - _T("Invalid time in wxDateTime::Set()") ); + wxT("Invalid time in wxDateTime::Set()") ); // get the current date from system struct tm tmstruct; struct tm *tm = GetTmNow(&tmstruct); - wxDATETIME_CHECK( tm, _T("wxLocaltime_r() failed") ); + wxDATETIME_CHECK( tm, wxT("wxLocaltime_r() failed") ); // make a copy so it isn't clobbered by the call to mktime() below struct tm tm1(*tm); @@ -1392,12 +1328,12 @@ wxDateTime& wxDateTime::Set(wxDateTime_t day, second < 62 && minute < 60 && millisec < 1000, - _T("Invalid time in wxDateTime::Set()") ); + wxT("Invalid time in wxDateTime::Set()") ); ReplaceDefaultYearMonthWithCurrent(&year, &month); wxDATETIME_CHECK( (0 < day) && (day <= GetNumberOfDays(month, year)), - _T("Invalid date in wxDateTime::Set()") ); + wxT("Invalid date in wxDateTime::Set()") ); // the range of time_t type (inclusive) static const int yearMinInRange = 1970; @@ -1536,7 +1472,7 @@ 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") ); + wxCHECK_MSG( tm, ULONG_MAX, wxT("time can't be represented in DOS format") ); long year = tm->tm_year; year -= 80; @@ -1568,7 +1504,7 @@ unsigned long wxDateTime::GetAsDOS() const wxDateTime::Tm wxDateTime::GetTm(const TimeZone& tz) const { - wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") ); + wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime") ); time_t time = GetTicks(); if ( time != (time_t)-1 ) @@ -1582,7 +1518,7 @@ wxDateTime::Tm wxDateTime::GetTm(const TimeZone& tz) const tm = wxLocaltime_r(&time, &tmstruct); // should never happen - wxCHECK_MSG( tm, Tm(), _T("wxLocaltime_r() failed") ); + wxCHECK_MSG( tm, Tm(), wxT("wxLocaltime_r() failed") ); } else { @@ -1597,7 +1533,7 @@ wxDateTime::Tm wxDateTime::GetTm(const TimeZone& tz) const tm = wxGmtime_r(&time, &tmstruct); // should never happen - wxCHECK_MSG( tm, Tm(), _T("wxGmtime_r() failed") ); + wxCHECK_MSG( tm, Tm(), wxT("wxGmtime_r() failed") ); } else { @@ -1640,7 +1576,7 @@ wxDateTime::Tm wxDateTime::GetTm(const TimeZone& tz) const // CREDIT: code below is by Scott E. Lee (but bugs are mine) - wxASSERT_MSG( jdn > -2, _T("JDN out of range") ); + wxASSERT_MSG( jdn > -2, wxT("JDN out of range") ); // calculate the century long temp = (jdn + JDN_OFFSET) * 4 - 1; @@ -1671,12 +1607,13 @@ wxDateTime::Tm wxDateTime::GetTm(const TimeZone& tz) const year -= 4800; // 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( (0 < month) && (month <= 12), wxT("invalid month") ); + wxASSERT_MSG( (1 <= day) && (day < 32), wxT("invalid day") ); // construct Tm from these values Tm tm; tm.year = (int)year; + tm.yday = (wxDateTime_t)(dayOfYear - 1); // use C convention for day number tm.mon = (Month)(month - 1); // algorithm yields 1 for January, not 0 tm.mday = (wxDateTime_t)day; tm.msec = (wxDateTime_t)(timeOnly % 1000); @@ -1697,7 +1634,7 @@ wxDateTime::Tm wxDateTime::GetTm(const TimeZone& tz) const wxDateTime& wxDateTime::SetYear(int year) { - wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") ); + wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime") ); Tm tm(GetTm()); tm.year = year; @@ -1708,7 +1645,7 @@ wxDateTime& wxDateTime::SetYear(int year) wxDateTime& wxDateTime::SetMonth(Month month) { - wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") ); + wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime") ); Tm tm(GetTm()); tm.mon = month; @@ -1719,7 +1656,7 @@ wxDateTime& wxDateTime::SetMonth(Month month) wxDateTime& wxDateTime::SetDay(wxDateTime_t mday) { - wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") ); + wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime") ); Tm tm(GetTm()); tm.mday = mday; @@ -1730,7 +1667,7 @@ wxDateTime& wxDateTime::SetDay(wxDateTime_t mday) wxDateTime& wxDateTime::SetHour(wxDateTime_t hour) { - wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") ); + wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime") ); Tm tm(GetTm()); tm.hour = hour; @@ -1741,7 +1678,7 @@ wxDateTime& wxDateTime::SetHour(wxDateTime_t hour) wxDateTime& wxDateTime::SetMinute(wxDateTime_t min) { - wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") ); + wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime") ); Tm tm(GetTm()); tm.min = min; @@ -1752,7 +1689,7 @@ wxDateTime& wxDateTime::SetMinute(wxDateTime_t min) wxDateTime& wxDateTime::SetSecond(wxDateTime_t sec) { - wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") ); + wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime") ); Tm tm(GetTm()); tm.sec = sec; @@ -1763,7 +1700,7 @@ wxDateTime& wxDateTime::SetSecond(wxDateTime_t sec) wxDateTime& wxDateTime::SetMillisecond(wxDateTime_t millisecond) { - wxASSERT_MSG( IsValid(), _T("invalid wxDateTime") ); + wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime") ); // we don't need to use GetTm() for this one m_time -= m_time % 1000l; @@ -1801,7 +1738,7 @@ wxDateTime& wxDateTime::Add(const wxDateSpan& diff) Set(tm); wxASSERT_MSG( IsSameTime(tm), - _T("Add(wxDateSpan) shouldn't modify time") ); + wxT("Add(wxDateSpan) shouldn't modify time") ); return *this; } @@ -1821,7 +1758,7 @@ wxDateTime wxDateTime::SetToWeekOfYear(int year, wxDateTime_t numWeek, WeekDay wd) { wxASSERT_MSG( numWeek > 0, - _T("invalid week number: weeks are counted from 1") ); + wxT("invalid week number: weeks are counted from 1") ); // Jan 4 always lies in the 1st week of the year wxDateTime dt(4, Jan, year); @@ -1885,7 +1822,7 @@ wxDateTime& wxDateTime::SetToLastMonthDay(Month month, wxDateTime& wxDateTime::SetToWeekDayInSameWeek(WeekDay weekday, WeekFlags flags) { - wxDATETIME_CHECK( weekday != Inv_WeekDay, _T("invalid weekday") ); + wxDATETIME_CHECK( weekday != Inv_WeekDay, wxT("invalid weekday") ); int wdayDst = weekday, wdayThis = GetWeekDay(); @@ -1925,7 +1862,7 @@ wxDateTime& wxDateTime::SetToWeekDayInSameWeek(WeekDay weekday, WeekFlags flags) wxDateTime& wxDateTime::SetToNextWeekDay(WeekDay weekday) { - wxDATETIME_CHECK( weekday != Inv_WeekDay, _T("invalid weekday") ); + wxDATETIME_CHECK( weekday != Inv_WeekDay, wxT("invalid weekday") ); int diff; WeekDay wdayThis = GetWeekDay(); @@ -1949,7 +1886,7 @@ wxDateTime& wxDateTime::SetToNextWeekDay(WeekDay weekday) wxDateTime& wxDateTime::SetToPrevWeekDay(WeekDay weekday) { - wxDATETIME_CHECK( weekday != Inv_WeekDay, _T("invalid weekday") ); + wxDATETIME_CHECK( weekday != Inv_WeekDay, wxT("invalid weekday") ); int diff; WeekDay wdayThis = GetWeekDay(); @@ -1976,7 +1913,7 @@ bool wxDateTime::SetToWeekDay(WeekDay weekday, Month month, int year) { - wxCHECK_MSG( weekday != Inv_WeekDay, false, _T("invalid weekday") ); + wxCHECK_MSG( weekday != Inv_WeekDay, false, wxT("invalid weekday") ); // 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? @@ -2117,23 +2054,29 @@ wxDateTime::wxDateTime_t wxDateTime::GetWeekOfMonth(wxDateTime::WeekFlags flags, const TimeZone& tz) const { Tm tm = GetTm(tz); - wxDateTime dtMonthStart = wxDateTime(1, tm.mon, tm.year); - int nWeek = GetWeekOfYear(flags) - dtMonthStart.GetWeekOfYear(flags) + 1; - if ( nWeek < 0 ) + const wxDateTime dateFirst = wxDateTime(1, tm.mon, tm.year); + const wxDateTime::WeekDay wdFirst = dateFirst.GetWeekDay(); + + if ( flags == Default_First ) { - // this may happen for January when Jan, 1 is the last week of the - // previous year - nWeek += IsLeapYear(tm.year - 1) ? 53 : 52; + flags = GetCountry() == USA ? Sunday_First : Monday_First; } - return (wxDateTime::wxDateTime_t)nWeek; + // compute offset of dateFirst from the beginning of the week + int firstOffset; + if ( flags == Sunday_First ) + firstOffset = wdFirst - Sun; + else + firstOffset = wdFirst == Sun ? DAYS_PER_WEEK - 1 : wdFirst - Mon; + + return (wxDateTime::wxDateTime_t)((tm.mday - 1 + firstOffset)/7 + 1); } wxDateTime& wxDateTime::SetToYearDay(wxDateTime::wxDateTime_t yday) { int year = GetYear(); wxDATETIME_CHECK( (0 < yday) && (yday <= GetNumberOfDays(year)), - _T("invalid year day") ); + wxT("invalid year day") ); bool isLeap = IsLeapYear(year); for ( Month mon = Jan; mon < Inv_Month; wxNextMonth(mon) ) @@ -2174,7 +2117,7 @@ double wxDateTime::GetRataDie() const int wxDateTime::IsDST(wxDateTime::Country country) const { wxCHECK_MSG( country == Country_Default, -1, - _T("country support not implemented") ); + wxT("country support not implemented") ); // use the C RTL for the dates in the standard range time_t timet = GetTicks(); @@ -2183,7 +2126,7 @@ int wxDateTime::IsDST(wxDateTime::Country country) const struct tm tmstruct; tm *tm = wxLocaltime_r(&timet, &tmstruct); - wxCHECK_MSG( tm, -1, _T("wxLocaltime_r() failed") ); + wxCHECK_MSG( tm, -1, wxT("wxLocaltime_r() failed") ); return tm->tm_isdst; } @@ -2326,7 +2269,7 @@ size_t wxDateTimeWorkDays::DoGetHolidaysInRange(const wxDateTime& dtStart, { if ( dtStart > dtEnd ) { - wxFAIL_MSG( _T("invalid date range in GetHolidaysInRange") ); + wxFAIL_MSG( wxT("invalid date range in GetHolidaysInRange") ); return 0u; } @@ -2366,7 +2309,7 @@ size_t wxDateTimeWorkDays::DoGetHolidaysInRange(const wxDateTime& dtStart, WXDLLIMPEXP_BASE void wxNextMonth(wxDateTime::Month& m) { - wxASSERT_MSG( m < wxDateTime::Inv_Month, _T("invalid month") ); + wxASSERT_MSG( m < wxDateTime::Inv_Month, wxT("invalid month") ); // no wrapping or the for loop above would never end! m = (wxDateTime::Month)(m + 1); @@ -2374,7 +2317,7 @@ WXDLLIMPEXP_BASE void wxNextMonth(wxDateTime::Month& m) WXDLLIMPEXP_BASE void wxPrevMonth(wxDateTime::Month& m) { - wxASSERT_MSG( m < wxDateTime::Inv_Month, _T("invalid month") ); + wxASSERT_MSG( m < wxDateTime::Inv_Month, wxT("invalid month") ); m = m == wxDateTime::Jan ? wxDateTime::Inv_Month : (wxDateTime::Month)(m - 1); @@ -2382,7 +2325,7 @@ WXDLLIMPEXP_BASE void wxPrevMonth(wxDateTime::Month& m) WXDLLIMPEXP_BASE void wxNextWDay(wxDateTime::WeekDay& wd) { - wxASSERT_MSG( wd < wxDateTime::Inv_WeekDay, _T("invalid week day") ); + wxASSERT_MSG( wd < wxDateTime::Inv_WeekDay, wxT("invalid week day") ); // no wrapping or the for loop above would never end! wd = (wxDateTime::WeekDay)(wd + 1); @@ -2390,7 +2333,7 @@ WXDLLIMPEXP_BASE void wxNextWDay(wxDateTime::WeekDay& wd) WXDLLIMPEXP_BASE void wxPrevWDay(wxDateTime::WeekDay& wd) { - wxASSERT_MSG( wd < wxDateTime::Inv_WeekDay, _T("invalid week day") ); + wxASSERT_MSG( wd < wxDateTime::Inv_WeekDay, wxT("invalid week day") ); wd = wd == wxDateTime::Sun ? wxDateTime::Inv_WeekDay : (wxDateTime::WeekDay)(wd - 1); @@ -2403,7 +2346,15 @@ wxDateTime& wxDateTime::SetFromMSWSysTime(const SYSTEMTIME& st) return Set(st.wDay, static_cast(wxDateTime::Jan + st.wMonth - 1), st.wYear, - 0, 0, 0); + st.wHour, st.wMinute, st.wSecond, st.wMilliseconds); +} + +wxDateTime& wxDateTime::SetFromMSWSysDate(const SYSTEMTIME& st) +{ + return Set(st.wDay, + static_cast(wxDateTime::Jan + st.wMonth - 1), + st.wYear, + 0, 0, 0, 0); } void wxDateTime::GetAsMSWSysTime(SYSTEMTIME* st) const @@ -2414,12 +2365,28 @@ void wxDateTime::GetAsMSWSysTime(SYSTEMTIME* st) const st->wMonth = (WXWORD)(tm.mon - wxDateTime::Jan + 1); st->wDay = tm.mday; + st->wDayOfWeek = 0; + st->wHour = tm.hour; + st->wMinute = tm.min; + st->wSecond = tm.sec; + st->wMilliseconds = tm.msec; +} + +void wxDateTime::GetAsMSWSysDate(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