lightmodel.h Example File

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 #ifndef LIGHTMODEL_H
 #define LIGHTMODEL_H

 #include <QtCore/qobject.h>
 #include <QtCore/qscopedpointer.h>
 #include <QtGui/qcolor.h>

 class LightModelPrivate;

 class LightModel : public QObject
 {
     Q_OBJECT
     Q_ENUMS(Model)
     Q_ENUMS(ColorControl)
     Q_ENUMS(ViewerPosition)
     Q_PROPERTY(Model model READ model WRITE setModel NOTIFY modelChanged)
     Q_PROPERTY(ColorControl colorControl READ colorControl WRITE setColorControl NOTIFY colorControlChanged)
     Q_PROPERTY(ViewerPosition viewerPosition READ viewerPosition WRITE setViewerPosition NOTIFY viewerPositionChanged)
     Q_PROPERTY(QColor ambientSceneColor READ ambientSceneColor WRITE setAmbientSceneColor NOTIFY ambientSceneColorChanged)
 public:
     explicit LightModel(QObject *parent = 0);
     ~LightModel();

     enum Model
     {
         OneSided,
         TwoSided
     };

     enum ColorControl
     {
         SingleColor,
         SeparateSpecularColor
     };

     enum ViewerPosition
     {
         ViewerAtInfinity,
         LocalViewer
     };

     LightModel::Model model() const;
     void setModel(LightModel::Model value);

     LightModel::ColorControl colorControl() const;
     void setColorControl(LightModel::ColorControl value);

     LightModel::ViewerPosition viewerPosition() const;
     void setViewerPosition(LightModel::ViewerPosition value);

     QColor ambientSceneColor() const;
     void setAmbientSceneColor(const QColor& value);

 Q_SIGNALS:
     void modelChanged();
     void colorControlChanged();
     void viewerPositionChanged();
     void ambientSceneColorChanged();
     void lightModelChanged();

 private:
     QScopedPointer<LightModelPrivate> d_ptr;

     Q_DECLARE_PRIVATE(LightModel)
     Q_DISABLE_COPY(LightModel)
 };

 #endif