QT helloWord 程序

#include <QtGui>

#include "ellipse.h"

 

int main(int argc, char **argv)

{

   QApplication app(argc, argv);

 

   QGraphicsScene scene(-200, -200, 300, 300);

   ellipse *e=new ellipse;

   scene.addItem(e);

 

   QGraphicsView view(&scene);

   view.setRenderHint(QPainter::Antialiasing);

   view.setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);

   view.setBackgroundBrush(QColor(230, 200, 167));

   view.setWindowTitle("pintu game");

   view.show();

 

   return app.exec();

}