#if wxUSE_DATETIME
-#ifndef __WXWINCE__
-#include <time.h>
-#else
-#include "wx/msw/wince/time.h"
-#endif
+#ifdef __WXWINCE__
+ #include "wx/msw/wince/time.h"
+#elif !defined(__WXPALMOS5__)
+ #include <time.h>
+#endif // OS
#include <limits.h> // for INT_MIN
#include "wx/longlong.h"
+#include "wx/anystr.h"
-class WXDLLIMPEXP_BASE wxDateTime;
-class WXDLLIMPEXP_BASE wxTimeSpan;
-class WXDLLIMPEXP_BASE wxDateSpan;
+class WXDLLIMPEXP_FWD_BASE wxDateTime;
+class WXDLLIMPEXP_FWD_BASE wxTimeSpan;
+class WXDLLIMPEXP_FWD_BASE wxDateSpan;
+#ifdef __WXMSW__
+struct _SYSTEMTIME;
+#endif
#include "wx/dynarray.h"
// set this to the corresponding value in seconds 1/1/1970 has on your
// systems c-runtime
-#if defined(__WXMAC__) && !defined(__DARWIN__) && __MSL__ < 0x6000
- #define WX_TIME_BASE_OFFSET ( 2082844800L + 126144000L )
-#else
- #define WX_TIME_BASE_OFFSET 0
-#endif
+#define WX_TIME_BASE_OFFSET 0
+
/*
* TODO
*
// argument for arguments of type wxDateTime; it is also returned by all
// functions returning wxDateTime on failure (this is why it is also called
// wxInvalidDateTime)
-class WXDLLIMPEXP_BASE wxDateTime;
+class WXDLLIMPEXP_FWD_BASE wxDateTime;
-extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxDefaultDateTimeFormat;
-extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxDefaultTimeSpanFormat;
+extern WXDLLIMPEXP_DATA_BASE(const char) wxDefaultDateTimeFormat[];
+extern WXDLLIMPEXP_DATA_BASE(const char) wxDefaultTimeSpanFormat[];
extern WXDLLIMPEXP_DATA_BASE(const wxDateTime) wxDefaultDateTime;
#define wxInvalidDateTime wxDefaultDateTime
+
+// ----------------------------------------------------------------------------
+// conditional compilation
+// ----------------------------------------------------------------------------
+
+// if configure detected strftime(), we have it too
+#ifdef HAVE_STRFTIME
+ #define wxHAS_STRFTIME
+// suppose everyone else has strftime except Win CE unless VC8 is used
+#elif !defined(__WXWINCE__) || defined(__VISUALC8__)
+ #define wxHAS_STRFTIME
+#endif
+
// ----------------------------------------------------------------------------
// wxDateTime represents an absolute moment in the time
// ----------------------------------------------------------------------------
// the time in the current time zone
Local,
- // zones from GMT (= Greenwhich Mean Time): they're guaranteed to be
+ // zones from GMT (= Greenwich Mean Time): they're guaranteed to be
// consequent numbers, so writing something like `GMT0 + offset' is
// safe if abs(offset) <= 12
// adoption of the Gregorian calendar (see IsGregorian())
//
// All data and comments taken verbatim from "The Calendar FAQ (v 2.0)"
- // by Claus Tøndering, http://www.pip.dknet.dk/~c-t/calendar.html
+ // by Claus Tøndering, http://www.pip.dknet.dk/~c-t/calendar.html
// except for the comments "we take".
//
// Symbol "->" should be read as "was followed by" in the comments
{
public:
TimeZone(TZ tz);
- TimeZone(wxDateTime_t offset = 0) { m_offset = offset; }
+
+ // create time zone object with the given offset
+ TimeZone(long offset = 0) { m_offset = offset; }
+
+ static TimeZone Make(long offset)
+ {
+ TimeZone tz;
+ tz.m_offset = offset;
+ return tz;
+ }
long GetOffset() const { return m_offset; }
// instead of modifying the member fields directly!
struct WXDLLIMPEXP_BASE Tm
{
- wxDateTime_t msec, sec, min, hour, mday;
+ wxDateTime_t msec, sec, min, hour,
+ mday, // Day of the month in 1..31 range.
+ yday; // Day of the year in 0..365 range.
Month mon;
int year;
// the timezone we correspond to
TimeZone m_tz;
- // these values can't be accessed directly because they're not always
- // computed and we calculate them on demand
- wxDateTime_t wday, yday;
+ // This value can only be accessed via GetWeekDay() and not directly
+ // because it's not always computed when creating this object and may
+ // need to be calculated on demand.
+ wxDateTime_t wday;
};
// static methods
int year = Inv_Year,
Calendar cal = Gregorian);
+
// get the full (default) or abbreviated month name in the current
// locale, returns empty string on error
static wxString GetMonthName(Month month,
NameFlags flags = Name_Full);
+ // get the standard English full (default) or abbreviated month name
+ static wxString GetEnglishMonthName(Month month,
+ NameFlags flags = Name_Full);
+
// get the full (default) or abbreviated weekday name in the current
// locale, returns empty string on error
static wxString GetWeekDayName(WeekDay weekday,
NameFlags flags = Name_Full);
+ // get the standard English full (default) or abbreviated weekday name
+ static wxString GetEnglishWeekDayName(WeekDay weekday,
+ NameFlags flags = Name_Full);
+
// get the AM and PM strings in the current locale (may be empty)
static void GetAmPmStrings(wxString *am, wxString *pm);
// ------------------------------------------------------------------------
// default ctor does not initialize the object, use Set()!
- wxDateTime() { m_time = wxLongLong((long)ULONG_MAX, ULONG_MAX); }
+ wxDateTime() { m_time = wxLongLong(wxINT32_MIN, 0); }
// from time_t: seconds since the Epoch 00:00:00 UTC, Jan 1, 1970)
#if (!(defined(__VISAGECPP__) && __IBMCPP__ >= 400))
wxDateTime_t minute = 0,
wxDateTime_t second = 0,
wxDateTime_t millisec = 0);
+#ifdef __WXMSW__
+ wxDateTime(const struct _SYSTEMTIME& st)
+ {
+ SetFromMSWSysTime(st);
+ }
+#endif
// default copy ctor ok
// resets time to 00:00:00, doesn't change the date
wxDateTime& ResetTime();
+ // get the date part of this object only, i.e. the object which has the
+ // same date as this one but time of 00:00:00
+ wxDateTime GetDateOnly() const;
+
// the following functions don't change the values of the other
// fields, i.e. SetMinute() won't change either hour or seconds value
wxDateTime& SetToPrevWeekDay(WeekDay weekday);
inline wxDateTime GetPrevWeekDay(WeekDay weekday) const;
- // set to Nth occurence of given weekday in the given month of the
+ // set to Nth occurrence of given weekday in the given month of the
// given year (time is set to 0), return true on success and false on
// failure. n may be positive (1..5) or negative to count from the end
// of the month (see helper function SetToLastWeekDay())
// pack the date in DOS format
unsigned long GetAsDOS() const;
+ // SYSTEMTIME format
+ // ------------------------------------------------------------------------
+#ifdef __WXMSW__
+ // convert SYSTEMTIME to wxDateTime
+ wxDateTime& SetFromMSWSysTime(const struct _SYSTEMTIME& st);
+
+ // convert wxDateTime to SYSTEMTIME
+ void GetAsMSWSysTime(struct _SYSTEMTIME* st) const;
+
+ // same as above but only take date part into account, time is always zero
+ wxDateTime& SetFromMSWSysDate(const struct _SYSTEMTIME& st);
+ void GetAsMSWSysDate(struct _SYSTEMTIME* st) const;
+#endif // __WXMSW__
+
// comparison (see also functions below for operator versions)
// ------------------------------------------------------------------------
inline bool operator<(const wxDateTime& dt) const
{
- wxASSERT_MSG( IsValid() && dt.IsValid(), _T("invalid wxDateTime") );
+ wxASSERT_MSG( IsValid() && dt.IsValid(), wxT("invalid wxDateTime") );
return GetValue() < dt.GetValue();
}
inline bool operator<=(const wxDateTime& dt) const
{
- wxASSERT_MSG( IsValid() && dt.IsValid(), _T("invalid wxDateTime") );
+ wxASSERT_MSG( IsValid() && dt.IsValid(), wxT("invalid wxDateTime") );
return GetValue() <= dt.GetValue();
}
inline bool operator>(const wxDateTime& dt) const
{
- wxASSERT_MSG( IsValid() && dt.IsValid(), _T("invalid wxDateTime") );
+ wxASSERT_MSG( IsValid() && dt.IsValid(), wxT("invalid wxDateTime") );
return GetValue() > dt.GetValue();
}
inline bool operator>=(const wxDateTime& dt) const
{
- wxASSERT_MSG( IsValid() && dt.IsValid(), _T("invalid wxDateTime") );
+ wxASSERT_MSG( IsValid() && dt.IsValid(), wxT("invalid wxDateTime") );
return GetValue() >= dt.GetValue();
}
inline bool operator==(const wxDateTime& dt) const
{
- wxASSERT_MSG( IsValid() && dt.IsValid(), _T("invalid wxDateTime") );
+ wxASSERT_MSG( IsValid() && dt.IsValid(), wxT("invalid wxDateTime") );
return GetValue() == dt.GetValue();
}
inline bool operator!=(const wxDateTime& dt) const
{
- wxASSERT_MSG( IsValid() && dt.IsValid(), _T("invalid wxDateTime") );
+ wxASSERT_MSG( IsValid() && dt.IsValid(), wxT("invalid wxDateTime") );
return GetValue() != dt.GetValue();
}
inline wxTimeSpan Subtract(const wxDateTime& dt) const;
inline wxTimeSpan operator-(const wxDateTime& dt2) const;
- // conversion to/from text: all conversions from text return the pointer to
- // the next character following the date specification (i.e. the one where
- // the scan had to stop) or NULL on failure.
+ // conversion to/from text
// ------------------------------------------------------------------------
+ // all conversions functions return true to indicate whether parsing
+ // succeeded or failed and fill in the provided end iterator, which must
+ // not be NULL, with the location of the character where the parsing
+ // stopped (this will be end() of the passed string if everything was
+ // parsed)
+
// parse a string in RFC 822 format (found e.g. in mail headers and
// having the form "Wed, 10 Feb 1999 19:07:07 +0100")
- const wxChar *ParseRfc822Date(const wxChar* date);
+ bool ParseRfc822Date(const wxString& date,
+ wxString::const_iterator *end);
+
// parse a date/time in the given format (see strptime(3)), fill in
// the missing (in the string) fields with the values of dateDef (by
// default, they will not change if they had valid values or will
// default to Today() otherwise)
- const wxChar *ParseFormat(const wxChar *date,
- const wxChar *format = wxDefaultDateTimeFormat,
- const wxDateTime& dateDef = wxDefaultDateTime);
+ bool ParseFormat(const wxString& date,
+ const wxString& format,
+ const wxDateTime& dateDef,
+ wxString::const_iterator *end);
+
+ bool ParseFormat(const wxString& date,
+ const wxString& format,
+ wxString::const_iterator *end)
+ {
+ return ParseFormat(date, format, wxDefaultDateTime, end);
+ }
+
+ bool ParseFormat(const wxString& date,
+ wxString::const_iterator *end)
+ {
+ return ParseFormat(date, wxDefaultDateTimeFormat, wxDefaultDateTime, end);
+ }
+
+ // parse a string containing date, time or both in ISO 8601 format
+ //
+ // notice that these functions are new in wx 3.0 and so we don't
+ // provide compatibility overloads for them
+ bool ParseISODate(const wxString& date)
+ {
+ wxString::const_iterator end;
+ return ParseFormat(date, wxS("%Y-%m-%d"), &end) && end == date.end();
+ }
+
+ bool ParseISOTime(const wxString& time)
+ {
+ wxString::const_iterator end;
+ return ParseFormat(time, wxS("%H:%M:%S"), &end) && end == time.end();
+ }
+
+ bool ParseISOCombined(const wxString& datetime, char sep = 'T')
+ {
+ wxString::const_iterator end;
+ const wxString fmt = wxS("%Y-%m-%d") + wxString(sep) + wxS("%H:%M:%S");
+ return ParseFormat(datetime, fmt, &end) && end == datetime.end();
+ }
+
// parse a string containing the date/time in "free" format, this
// function will try to make an educated guess at the string contents
- const wxChar *ParseDateTime(const wxChar *datetime);
+ bool ParseDateTime(const wxString& datetime,
+ wxString::const_iterator *end);
+
// parse a string containing the date only in "free" format (less
// flexible than ParseDateTime)
- const wxChar *ParseDate(const wxChar *date);
+ bool ParseDate(const wxString& date,
+ wxString::const_iterator *end);
+
// parse a string containing the time only in "free" format
- const wxChar *ParseTime(const wxChar *time);
+ bool ParseTime(const wxString& time,
+ wxString::const_iterator *end);
+
// this function accepts strftime()-like format string (default
// argument corresponds to the preferred date and time representation
// for the current locale) and returns the string containing the
// resulting text representation
- wxString Format(const wxChar *format = wxDefaultDateTimeFormat,
+ wxString Format(const wxString& format = wxDefaultDateTimeFormat,
const TimeZone& tz = Local) const;
// preferred date representation for the current locale
- wxString FormatDate() const { return Format(_T("%x")); }
+ wxString FormatDate() const { return Format(wxS("%x")); }
// preferred time representation for the current locale
- wxString FormatTime() const { return Format(_T("%X")); }
+ wxString FormatTime() const { return Format(wxS("%X")); }
// returns the string representing the date in ISO 8601 format
// (YYYY-MM-DD)
- wxString FormatISODate() const { return Format(_T("%Y-%m-%d")); }
+ wxString FormatISODate() const { return Format(wxS("%Y-%m-%d")); }
// returns the string representing the time in ISO 8601 format
// (HH:MM:SS)
- wxString FormatISOTime() const { return Format(_T("%H:%M:%S")); }
+ wxString FormatISOTime() const { return Format(wxS("%H:%M:%S")); }
+ // return the combined date time representation in ISO 8601 format; the
+ // separator character should be 'T' according to the standard but it
+ // can also be useful to set it to ' '
+ wxString FormatISOCombined(char sep = 'T') const
+ { return FormatISODate() + sep + FormatISOTime(); }
+
+
+ // backwards compatible versions of the parsing functions: they return an
+ // object representing the next character following the date specification
+ // (i.e. the one where the scan had to stop) or a special NULL-like object
+ // on failure
+ //
+ // they're not deprecated because a lot of existing code uses them and
+ // there is no particular harm in keeping them but you should still prefer
+ // the versions above in the new code
+ wxAnyStrPtr ParseRfc822Date(const wxString& date)
+ {
+ wxString::const_iterator end;
+ return ParseRfc822Date(date, &end) ? wxAnyStrPtr(date, end)
+ : wxAnyStrPtr();
+ }
+
+ wxAnyStrPtr ParseFormat(const wxString& date,
+ const wxString& format = wxDefaultDateTimeFormat,
+ const wxDateTime& dateDef = wxDefaultDateTime)
+ {
+ wxString::const_iterator end;
+ return ParseFormat(date, format, dateDef, &end) ? wxAnyStrPtr(date, end)
+ : wxAnyStrPtr();
+ }
+
+ wxAnyStrPtr ParseDateTime(const wxString& datetime)
+ {
+ wxString::const_iterator end;
+ return ParseDateTime(datetime, &end) ? wxAnyStrPtr(datetime, end)
+ : wxAnyStrPtr();
+ }
+
+ wxAnyStrPtr ParseDate(const wxString& date)
+ {
+ wxString::const_iterator end;
+ return ParseDate(date, &end) ? wxAnyStrPtr(date, end)
+ : wxAnyStrPtr();
+ }
+
+ wxAnyStrPtr ParseTime(const wxString& time)
+ {
+ wxString::const_iterator end;
+ return ParseTime(time, &end) ? wxAnyStrPtr(time, end)
+ : wxAnyStrPtr();
+ }
// implementation
// ------------------------------------------------------------------------
inline wxLongLong GetValue() const;
// a helper function to get the current time_t
- static time_t GetTimeNow() { return time((time_t *)NULL); }
+ static time_t GetTimeNow() { return time(NULL); }
// another one to get the current time broken down
static struct tm *GetTmNow()
{
- time_t t = GetTimeNow();
- return localtime(&t);
+ static struct tm l_CurrentTime;
+ return GetTmNow(&l_CurrentTime);
}
// get current time using thread-safe function
// compare two timestamps: works with the absolute values, i.e. 1
// hour is shorter than -2 hours. Also, it will return false if the
// timespans are equal in absolute value.
- bool IsShorterThan(const wxTimeSpan& t) const { return !IsLongerThan(t); }
+ bool IsShorterThan(const wxTimeSpan& t) const;
inline bool operator<(const wxTimeSpan &ts) const
{
// resulting text representation. Notice that only some of format
// specifiers valid for wxDateTime are valid for wxTimeSpan: hours,
// minutes and seconds make sense, but not "PM/AM" string for example.
- wxString Format(const wxChar *format = wxDefaultTimeSpanFormat) const;
+ wxString Format(const wxString& format = wxDefaultTimeSpanFormat) const;
// implementation
// ------------------------------------------------------------------------
// virtual methods to work with the holidays they correspond to.
// ----------------------------------------------------------------------------
-class WXDLLIMPEXP_BASE wxDateTimeHolidayAuthority;
+class WXDLLIMPEXP_FWD_BASE wxDateTimeHolidayAuthority;
WX_DEFINE_USER_EXPORTED_ARRAY_PTR(wxDateTimeHolidayAuthority *,
wxHolidayAuthoritiesArray,
class WXDLLIMPEXP_BASE);
inline bool wxDateTime::IsInStdRange() const
{
- return m_time >= 0l && (m_time / TIME_T_FACTOR) < LONG_MAX;
+ // currently we don't know what is the real type of time_t so prefer to err
+ // on the safe side and limit it to 32 bit values which is safe everywhere
+ return m_time >= 0l && (m_time / TIME_T_FACTOR) < wxINT32_MAX;
}
/* static */
inline wxDateTime& wxDateTime::Set(const Tm& tm)
{
- wxASSERT_MSG( tm.IsValid(), _T("invalid broken down date/time") );
+ wxASSERT_MSG( tm.IsValid(), wxT("invalid broken down date/time") );
return Set(tm.mday, (Month)tm.mon, tm.year,
tm.hour, tm.min, tm.sec, tm.msec);
inline wxLongLong wxDateTime::GetValue() const
{
- wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime"));
return m_time;
}
inline time_t wxDateTime::GetTicks() const
{
- wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime"));
if ( !IsInStdRange() )
{
return (time_t)-1;
}
- return (time_t)((m_time / (long)TIME_T_FACTOR).GetLo())+WX_TIME_BASE_OFFSET ;
+ return (time_t)((m_time / (long)TIME_T_FACTOR).ToLong()) + WX_TIME_BASE_OFFSET;
}
inline bool wxDateTime::SetToLastWeekDay(WeekDay weekday,
inline bool wxDateTime::IsEqualTo(const wxDateTime& datetime) const
{
- wxASSERT_MSG( IsValid() && datetime.IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid() && datetime.IsValid(), wxT("invalid wxDateTime"));
return m_time == datetime.m_time;
}
inline bool wxDateTime::IsEarlierThan(const wxDateTime& datetime) const
{
- wxASSERT_MSG( IsValid() && datetime.IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid() && datetime.IsValid(), wxT("invalid wxDateTime"));
return m_time < datetime.m_time;
}
inline bool wxDateTime::IsLaterThan(const wxDateTime& datetime) const
{
- wxASSERT_MSG( IsValid() && datetime.IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid() && datetime.IsValid(), wxT("invalid wxDateTime"));
return m_time > datetime.m_time;
}
inline wxDateTime wxDateTime::Add(const wxTimeSpan& diff) const
{
- wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime"));
return wxDateTime(m_time + diff.GetValue());
}
inline wxDateTime& wxDateTime::Add(const wxTimeSpan& diff)
{
- wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime"));
m_time += diff.GetValue();
inline wxDateTime wxDateTime::Subtract(const wxTimeSpan& diff) const
{
- wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime"));
return wxDateTime(m_time - diff.GetValue());
}
inline wxDateTime& wxDateTime::Subtract(const wxTimeSpan& diff)
{
- wxASSERT_MSG( IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid(), wxT("invalid wxDateTime"));
m_time -= diff.GetValue();
inline wxTimeSpan wxDateTime::Subtract(const wxDateTime& datetime) const
{
- wxASSERT_MSG( IsValid() && datetime.IsValid(), _T("invalid wxDateTime"));
+ wxASSERT_MSG( IsValid() && datetime.IsValid(), wxT("invalid wxDateTime"));
return wxTimeSpan(GetValue() - datetime.GetValue());
}
inline int wxTimeSpan::GetMinutes() const
{
- return (GetSeconds() / 60l).GetLo();
+ // explicit cast to int suppresses a warning with CodeWarrior and possibly
+ // others (changing the return type to long from int is impossible in 2.8)
+ return (int)((GetSeconds() / 60l).GetLo());
}
inline int wxTimeSpan::GetHours() const
return GetValue().Abs() > ts.GetValue().Abs();
}
+inline bool wxTimeSpan::IsShorterThan(const wxTimeSpan& ts) const
+{
+ return GetValue().Abs() < ts.GetValue().Abs();
+}
+
// ----------------------------------------------------------------------------
// wxDateSpan
// ----------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff