class PlaySysInfo : public QObject
{
Q_OBJECT
public:
explicit PlaySysInfo(QObject *parent = 0);
~PlaySysInfo();
public slots:
void display()
{
qDebug()<<"info info";
}
};
调用时
QCoreApplication a(argc, argv);
PlaySysInfo info; QTimer::singleShot(0,&info,SLOT(display()));
return a.exec();