]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/datetime.cpp
Minor cleanup.
[wxWidgets.git] / src / common / datetime.cpp
index 1873b018468006777a0ecab19d90a0c72ac7d19e..4e68a76cd23edd1388e046523804da8c2893fba3 100644 (file)
 #if !defined(wxUSE_DATETIME) || wxUSE_DATETIME
 
 #ifndef WX_PRECOMP
+    #ifdef __WXMSW__
+        #include "wx/msw/wrapwin.h"
+    #endif
     #include "wx/string.h"
     #include "wx/log.h"
+    #include "wx/intl.h"
+    #include "wx/stopwatch.h"           // for wxGetLocalTimeMillis()
+    #include "wx/module.h"
 #endif // WX_PRECOMP
 
-#include "wx/intl.h"
 #include "wx/thread.h"
 #include "wx/tokenzr.h"
-#include "wx/module.h"
 
 #include <ctype.h>
 
 #ifdef __WINDOWS__
-    #include "wx/msw/wrapwin.h"
     #include <winnls.h>
     #ifndef __WXWINCE__
         #include <locale.h>
@@ -86,7 +89,6 @@
 #endif
 
 #include "wx/datetime.h"
-#include "wx/stopwatch.h"           // for wxGetLocalTimeMillis()
 
 const long wxDateTime::TIME_T_FACTOR = 1000l;
 
@@ -2403,40 +2405,42 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
                         {
                             nLostWeekDays += year++ % 4 ? 1 : 2;
                         }
-                       
-                       // Keep year below 2000 so the 2digit year number
-                       // can never match the month or day of the month
-                       if (year>=2000) year-=28;
+
+                        // Keep year below 2000 so the 2digit year number
+                        // can never match the month or day of the month
+                        if (year>=2000) year-=28;
                         // at any rate, we couldn't go further than 1988 + 9 + 28!
                         wxASSERT_MSG( year < 2030,
                                       _T("logic error in wxDateTime::Format") );
 
-                       wxString strYear, strYear2;
+                        wxString strYear, strYear2;
                         strYear.Printf(_T("%d"), year);
                         strYear2.Printf(_T("%d"), year % 100);
-       
+
                         // find four strings not occurring in format (this is surely
                         // not the optimal way of doing it... improvements welcome!)
                         wxString fmt2 = format;
-                       wxString replacement,replacement2,replacement3,replacement4;
-                       for (int rnr=1; rnr<5 ; rnr++) {
-                               wxString r = (wxChar)-rnr;
-                               while ( fmt2.Find(r) != wxNOT_FOUND )
-                               {
-                                   r << (wxChar)-rnr;
-                               }
-
-                               switch (rnr) {
-                                       case 1: replacement=r; break;
-                                       case 2: replacement2=r; break;
-                                       case 3: replacement3=r; break;
-                                       case 4: replacement4=r; break;
-                               }
-                       }
+                        wxString replacement,replacement2,replacement3,replacement4;
+                        for (int rnr=1; rnr<5 ; rnr++)
+                        {
+                            wxString r = (wxChar)-rnr;
+                            while ( fmt2.Find(r) != wxNOT_FOUND )
+                            {
+                                r << (wxChar)-rnr;
+                            }
+
+                            switch (rnr)
+                            {
+                                case 1: replacement=r; break;
+                                case 2: replacement2=r; break;
+                                case 3: replacement3=r; break;
+                                case 4: replacement4=r; break;
+                            }
+                        }
                         // replace all occurrences of year with it
                         bool wasReplaced = fmt2.Replace(strYear, replacement) > 0;
                         // evaluation order ensures we always attempt the replacement.
-                       wasReplaced = (fmt2.Replace(strYear2, replacement2) > 0) | wasReplaced ;
+                        wasReplaced = (fmt2.Replace(strYear2, replacement2) > 0) | wasReplaced ;
 
                         // use strftime() to format the same date but in supported
                         // year
@@ -2461,10 +2465,10 @@ wxString wxDateTime::Format(const wxChar *format, const TimeZone& tz) const
                                                     &tmAdjusted);
 
                         // now replace the occurrence of 1999 with the real year
-                       // we do this in two stages to stop the 2 digit year
-                       // matching any substring of the 4 digit year.
-                       // Any day,month hours and minutes components should be safe due
-                       // to ensuring the range of the years.
+                        // we do this in two stages to stop the 2 digit year
+                        // matching any substring of the 4 digit year.
+                        // Any day,month hours and minutes components should be safe due
+                        // to ensuring the range of the years.
                         wxString strYearReal, strYearReal2;
                         strYearReal.Printf(_T("%04d"), yearReal);
                         strYearReal2.Printf(_T("%02d"), yearReal % 100);
@@ -4232,11 +4236,14 @@ wxString wxTimeSpan::Format(const wxChar *format) const
         if ( ch == _T('%') )
         {
             // the start of the format specification of the printf() below
-            wxString fmtPrefix = _T('%');
+            wxString fmtPrefix(_T('%'));
 
             // the number
             long n;
 
+            // the number of digits for the format string, 0 if unused
+            unsigned digits = 0;
+
             ch = *++pch;    // get the format spec char
             switch ( ch )
             {
@@ -4271,6 +4278,13 @@ wxString wxTimeSpan::Format(const wxChar *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
@@ -4278,25 +4292,31 @@ wxString wxTimeSpan::Format(const wxChar *format) const
                         partBiggest = Part_Hour;
                     }
 
-                    fmtPrefix += _T("02");
+                    digits = 2;
                     break;
 
                 case _T('l'):
                     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
                     //      the least significant one anyhow
 
-                    fmtPrefix += _T("03");
+                    digits = 3;
                     break;
 
                 case _T('M'):
                     n = GetMinutes();
                     if ( partBiggest < Part_Min )
                     {
+                        if ( n < 0 )
+                            n = -n;
+
                         n %= MIN_PER_HOUR;
                     }
                     else
@@ -4304,13 +4324,16 @@ wxString wxTimeSpan::Format(const wxChar *format) const
                         partBiggest = Part_Min;
                     }
 
-                    fmtPrefix += _T("02");
+                    digits = 2;
                     break;
 
                 case _T('S'):
                     n = GetSeconds().ToLong();
                     if ( partBiggest < Part_Sec )
                     {
+                        if ( n < 0 )
+                            n = -n;
+
                         n %= SEC_PER_MIN;
                     }
                     else
@@ -4318,10 +4341,19 @@ wxString wxTimeSpan::Format(const wxChar *format) const
                         partBiggest = Part_Sec;
                     }
 
-                    fmtPrefix += _T("02");
+                    digits = 2;
                     break;
             }
 
+            if ( digits )
+            {
+                // negative numbers need one extra position for '-' display
+                if ( n < 0 )
+                    digits++;
+
+                fmtPrefix << _T("0") << digits;
+            }
+
             str += wxString::Format(fmtPrefix + _T("ld"), n);
         }
         else