"Go" QT Multi-threaded interface---update Qprogressbar in Qthread

#include <QApplication> #include <QThread> #include <QMainWindow> #include <qprogressbar>#        Include <qpushbutton>class Renderthread:public qthread{q_objectsignals:void notify (int);p ublic:        Renderthread (Qobject *parent = 0): Qthread (parent) {};        void Test () {start (highestpriority);                };p rotected:void Run () {int i = 0;                        while (i<101) {msleep (50);                        i++;                Emit notify (i); }        };};         Class Mainwindow:public qmainwindow{Q_objectpublic:mainwindow (qwidget *parent = 0) {Resize (600, 400);        Centralwidget = new Qwidget (this);        ProgressBar = new Qprogressbar (centralwidget);        Progressbar->setgeometry (Qrect (130, 180, 321, 23));        Progressbar->setvalue (0);   pushbutton = new Qpushbutton ("Test", centralwidget);     Pushbutton->setgeometry (Qrect (110, 100, 75, 23));        Qobject::connect (pushbutton, SIGNAL (clicked ()), this, SLOT (onclicked ()));    This->setcentralwidget (Centralwidget);    };    ~mainwindow () {};p Rivate:qprogressbar *progressbar;    Qpushbutton *pushbutton;    Qwidget *centralwidget; Renderthread render;public slots:void onclicked () {Connect (&render,signal (notify (int)), This,slot (Onnoti        FY (int)));        Render.test ();    };        void onnotify (int i) {progressbar->setvalue (i); };};    #include "Test.moc" int main (int argc,char* argv[]) {qapplication app (ARGC,ARGV);    MainWindow window;    Window.show (); return app.exec ();}

http://blog.csdn.net/tingsking18/article/details/5096172

"Go" QT Multi-threaded interface---update Qprogressbar in Qthread