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bookdelegate.h Example File
demos/books/bookdelegate.h

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 #ifndef BOOKDELEGATE_H
 #define BOOKDELEGATE_H

 #include <QModelIndex>
 #include <QPixmap>
 #include <QSize>
 #include <QSqlRelationalDelegate>

 QT_FORWARD_DECLARE_CLASS(QPainter)

 class BookDelegate : public QSqlRelationalDelegate
 {
 public:
     BookDelegate(QObject *parent);

     void paint(QPainter *painter, const QStyleOptionViewItem &option,
                const QModelIndex &index) const;

     QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;

     bool editorEvent(QEvent *event, QAbstractItemModel *model,
                      const QStyleOptionViewItem &option,
                      const QModelIndex &index);

     QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option,
                                         const QModelIndex &index) const;

 private:
     QPixmap star;
 };

 #endif