#include "fndatetime.h" FnDateTime::FnDateTime(QObject* parent) : QObject(parent) { } QString secondToString(int i) { if (i < 60) { return QString("00:00:%1").arg(i, 2, 10, QLatin1Char('0')); } else if (i < 3600) { int n = i % 60; int m = (i - n) / 60; return QString("00:%1:%2").arg(m, 2).arg(n, 2); } else { return ""; } }