mainwindow.h Example File

demos/sub-attaq/mainwindow.h
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 #ifndef __MAINWINDOW__H__
 #define __MAINWINDOW__H__

 //Qt
 #include <QtGui/QMainWindow>
 class GraphicsScene;
 class QGraphicsView;

 class MainWindow : public QMainWindow
 {
 Q_OBJECT
 public:
     MainWindow();

 private:
     GraphicsScene *scene;
     QGraphicsView *view;
 };

 #endif //__MAINWINDOW__H__