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# piecesmodel.h Example File
itemviews/puzzle/piecesmodel.h

        /****************************************************************************
        **
        ** Copyright (C) 2005-2005 Trolltech AS. All rights reserved.
        **
        ** This file is part of the documentation of the Qt Toolkit.
        **
        ** This file may be used under the terms of the GNU General Public
        ** License version 2.0 as published by the Free Software Foundation
        ** and appearing in the file LICENSE.GPL included in the packaging of
        ** this file.  Please review the following information to ensure GNU
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        #ifndef PIECESLIST_H
        #define PIECESLIST_H

        #include <QAbstractListModel>
        #include <QList>
        #include <QPixmap>
        #include <QPoint>
        #include <QStringList>

        class QMimeData;

        class PiecesModel : public QAbstractListModel
        {
            Q_OBJECT

        public:
            PiecesModel(QObject *parent = 0);

            QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
            Qt::ItemFlags flags(const QModelIndex &index) const;
            bool removeRows(int row, int count, const QModelIndex &parent);

            bool dropMimeData(const QMimeData *data, Qt::DropAction action,
                              int row, int column, const QModelIndex &parent);
            QMimeData *mimeData(const QModelIndexList &indexes) const;
            QStringList mimeTypes() const;
            int rowCount(const QModelIndex &parent) const;
            Qt::DropActions supportedDropActions() const;

            void addPiece(const QPixmap &pixmap, const QPoint &location);

        private:
            QList<QPoint> locations;
            QList<QPixmap> pixmaps;
        };

        #endif