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Extract common code in a new wxTryGetTm() helper function

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Replace exactly the same code occurring in both wxDateTime::GetTm() and
Format() with a single version in a new wxTryGetTm() function.

No real changes yet, except for removing of some useless asserts.
This commit is contained in:
Vadim Zeitlin
2017-11-29 22:02:16 +01:00
parent 39dc254bf4
commit f13b7c6a55
2 changed files with 23 additions and 65 deletions
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36
src/common/datetimefmt.cpp
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@@ -65,6 +65,7 @@
// ----------------------------------------------------------------------------
extern void wxInitTm(struct tm& tm);
extern const tm* wxTryGetTm(tm& tmstruct, time_t t, const wxDateTime::TimeZone& tz);
extern wxString wxCallStrftime(const wxString& format, const tm* tm);
@@ -367,40 +368,9 @@ wxString wxDateTime::Format(const wxString& formatp, const TimeZone& tz) const
if ( canUseStrftime )
{
// use strftime()
// Try using strftime()
struct tm tmstruct;
struct tm *tm;
if ( tz.GetOffset() == -wxGetTimeZone() )
{
// we are working with local time
tm = wxLocaltime_r(&time, &tmstruct);
// should never happen
wxCHECK_MSG( tm, wxEmptyString, wxT("wxLocaltime_r() failed") );
}
else
{
time += (int)tz.GetOffset();
#if defined(__VMS__) // time is unsigned so avoid warning
int time2 = (int) time;
if ( time2 >= 0 )
#else
if ( time >= 0 )
#endif
{
tm = wxGmtime_r(&time, &tmstruct);
// should never happen
wxCHECK_MSG( tm, wxEmptyString, wxT("wxGmtime_r() failed") );
}
else
{
tm = (struct tm *)NULL;
}
}
if ( tm )
if ( const tm* tm = wxTryGetTm(tmstruct, time, tz) )
{
return wxCallStrftime(format, tm);
}