This example displays an analog clock widget. ... AnalogClock :: AnalogClock ( QWidget *parent, const char *name ) : QWidget ( parent, name ) { time = QTime::currentTime(); // get current time QTimer *internalTimer ... internalTimer- start ( 5000 ); // emit signal every 5 seconds } // // The QTimer::timeout() signal is received by this slot. // void AnalogClock ::timeout() { QTime new_time = QTime::currentTime(); // get the current time if ( new_time. minute () != time.minute() ) // minute ...