qtdeclarative/tests/auto/qml/qmlbasicapp/TimeExample/timemodel.cpp

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#include "timemodel.h"
void TimeModel::timerEvent(QTimerEvent *)
{
const QTime now = QTime::currentTime();
if (now.second() == 59
&& now.minute() == m_time.value().minute()
&& now.hour() == m_time.value().hour()) {
// just missed time tick over, force it, wait extra 0.5 seconds
timer.start(60500, this);
} else {
timer.start(60000 - m_time.value().second() * 1000, this);
}
m_time = now;
}
TimeModel::TimeModel(QObject *parent)
: QObject(parent)
, m_time(QTime::currentTime())
{
m_minute.setBinding([this]() { return m_time.value().minute(); });
m_hour.setBinding([this]() { return m_time.value().hour(); });
timer.start(60000 - m_time.value().second() * 1000, this);
}