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Make wxDateTime invalid after Set((time_t)-1) call.

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Closes #14776.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@72750 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2012-10-24 14:02:30 +00:00
parent 81ec048ab9
commit d2a02746c6
2 changed files with 13 additions and 3 deletions
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13
include/wx/datetime.h
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@ -1781,9 +1781,16 @@ inline wxDateTime wxDateTime::Today()
#if (!(defined(__VISAGECPP__) && __IBMCPP__ >= 400))
inline wxDateTime& wxDateTime::Set(time_t timet)
{
// assign first to avoid long multiplication overflow!
m_time = timet - WX_TIME_BASE_OFFSET ;
m_time *= TIME_T_FACTOR;
if ( timet == (time_t)-1 )
{
m_time = wxInvalidDateTime.m_time;
}
else
{
// assign first to avoid long multiplication overflow!
m_time = timet - WX_TIME_BASE_OFFSET;
m_time *= TIME_T_FACTOR;
}
return *this;
}

3
interface/wx/datetime.h
View File

@ -483,6 +483,9 @@ public:
/**
Constructs the object from @a timet value holding the number of seconds
since Jan 1, 1970.
If @a timet is invalid, i.e. @code (time_t)-1 @endcode, wxDateTime
becomes invalid too, i.e. its IsValid() will return @false.
*/
wxDateTime& Set(time_t timet);
/**