X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bd35ed323f8d3840f69b2e8ddea2c65a4b8df324..ea098413d0e9c3f794f43826137a636e229f26f9:/include/wx/datetime.h

diff --git a/include/wx/datetime.h b/include/wx/datetime.h
index 80303eba3b..281fe06575 100644
--- a/include/wx/datetime.h
+++ b/include/wx/datetime.h
@@ -56,7 +56,7 @@ class WXDLLIMPEXP_BASE wxDateSpan;
 #ifdef HAVE_LOCALTIME_R
 #define wxLocaltime_r localtime_r
 #else
-struct tm *wxLocaltime_r(const time_t*, struct tm*);
+WXDLLIMPEXP_BASE struct tm *wxLocaltime_r(const time_t*, struct tm*);
 #if wxUSE_THREADS && !defined(__WINDOWS__) && !defined(__WATCOMC__)
      // On Windows, localtime _is_ threadsafe!
 #warning using pseudo thread-safe wrapper for localtime to emulate localtime_r
@@ -66,7 +66,7 @@ struct tm *wxLocaltime_r(const time_t*, struct tm*);
 #ifdef HAVE_GMTIME_R
 #define wxGmtime_r gmtime_r
 #else
-struct tm *wxGmtime_r(const time_t*, struct tm*);
+WXDLLIMPEXP_BASE struct tm *wxGmtime_r(const time_t*, struct tm*);
 #if wxUSE_THREADS && !defined(__WINDOWS__) && !defined(__WATCOMC__)
      // On Windows, gmtime _is_ threadsafe!
 #warning using pseudo thread-safe wrapper for gmtime to emulate gmtime_r
@@ -168,7 +168,7 @@ public:
         GMT_6, GMT_5, GMT_4, GMT_3, GMT_2, GMT_1,
         GMT0,
         GMT1, GMT2, GMT3, GMT4, GMT5, GMT6,
-        GMT7, GMT8, GMT9, GMT10, GMT11, GMT12,
+        GMT7, GMT8, GMT9, GMT10, GMT11, GMT12, GMT13,
         // Note that GMT12 and GMT_12 are not the same: there is a difference
         // of exactly one day between them
 
@@ -202,10 +202,14 @@ public:
         // Australia
 
         A_WST = GMT8,                       // Western Standard Time
-        A_CST = GMT12 + 1,                  // Central Standard Time (+9.5)
+        A_CST = GMT13 + 1,                  // Central Standard Time (+9.5)
         A_EST = GMT10,                      // Eastern Standard Time
         A_ESST = GMT11,                     // Eastern Summer Time
 
+        // New Zealand
+        NZST = GMT12,                       // Standard Time
+        NZDT = GMT13,                       // Daylight Saving Time
+
         // TODO add more symbolic timezone names here
 
         // Universal Coordinated Time = the new and politically correct name
@@ -503,7 +507,7 @@ public:
     static bool IsLeapYear(int year = Inv_Year, Calendar cal = Gregorian);
 
         // get the century (19 for 1999, 20 for 2000 and -5 for 492 BC)
-    static int GetCentury(int year = Inv_Year);
+    static int GetCentury(int year);
 
         // returns the number of days in this year (356 or 355 for Gregorian
         // calendar usually :-)
@@ -560,7 +564,7 @@ public:
     // ------------------------------------------------------------------------
 
         // 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))
@@ -635,6 +639,10 @@ public:
         // 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
 
@@ -838,6 +846,9 @@ public:
         // if the value is out of range
     inline time_t GetTicks() const;
 
+        // get the century, same as GetCentury(GetYear())
+    int GetCentury(const TimeZone& tz = Local) const
+            { return GetCentury(GetYear(tz)); }
         // get the year (returns Inv_Year if date is invalid)
     int GetYear(const TimeZone& tz = Local) const
             { return GetTm(tz).year; }
@@ -1921,7 +1932,9 @@ inline wxLongLong wxTimeSpan::GetSeconds() const
 
 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