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view.h Example File
^{demos/chip/view.h}

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 #ifndef VIEW_H
 #define VIEW_H

 #include <QFrame>

 class QGraphicsView;
 class QLabel;
 class QSlider;
 class QToolButton;

 class View : public QFrame
 {
     Q_OBJECT
 public:
     View(const QString &name, QWidget *parent = 0);

     QGraphicsView *view() const;

 private slots:
     void resetView();
     void setResetButtonEnabled();
     void setupMatrix();
     void toggleOpenGL();
     void toggleAntialiasing();
     void print();

     void zoomIn();
     void zoomOut();
     void rotateLeft();
     void rotateRight();

 private:
     QGraphicsView *graphicsView;
     QLabel *label;
     QToolButton *openGlButton;
     QToolButton *antialiasButton;
     QToolButton *printButton;
     QToolButton *resetButton;
     QSlider *zoomSlider;
     QSlider *rotateSlider;
 };

 #endif