bool operator<(const wxTime& t) const { return sec < t.sec; }
bool operator<=(const wxTime& t) const { return sec <= t.sec; }
bool operator>(const wxTime& t) const { return sec > t.sec; }
bool operator<(const wxTime& t) const { return sec < t.sec; }
bool operator<=(const wxTime& t) const { return sec <= t.sec; }
bool operator>(const wxTime& t) const { return sec > t.sec; }