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Pick the correct timezoneoffset for the day in question

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Calculating the timezoneoffset for the current date really makes no sense
whatsoever when displaying a time that isn't "now".

Fixes #605

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2014-07-16 20:23:15 -07:00
parent bebcbfe92a
commit b3e662a895
3 changed files with 9 additions and 5 deletions
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10
qt-gui.cpp
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@ -372,10 +372,14 @@ QString getSubsurfaceDataPath(QString folderToFind)
return QString("");
}
int gettimezoneoffset()
int gettimezoneoffset(time_t when)
{
QDateTime dt1 = QDateTime::currentDateTime();
QDateTime dt2 = dt1.toUTC();
QDateTime dt1, dt2;
if (when == 0)
dt1 = QDateTime::currentDateTime();
else
dt1 = QDateTime::fromMSecsSinceEpoch(when * 1000);
dt2 = dt1.toUTC();
dt1.setTimeSpec(Qt::UTC);
return dt2.secsTo(dt1);
}