class myThread:public QThread
{
signals:
void updateSig(MyData);
}
void myThread::run()
{
emit updateSig(MyData);
}
class MainWid:public MainWindow
{
myThread *thread;
public slots:
void updateSlot(MyData);
}
MainWid:MainWid()
{
thread=new myThread;
qRegisterMetaType<MyData>("MyData");//自定义数据类型需要进行注册
connect(thread,SIGNAL(updateSig(MyData)),this,SLOT(updateSlot(MyData)));
}