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qproxymodel_p.h

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** included in the packaging of this file.  Alternatively you may (at
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#ifndef QPROXYMODEL_P_H
#define QPROXYMODEL_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of QAbstractItemModel*.  This header file may change from version
// to version without notice, or even be removed.
//
// We mean it.
//
//

#include "QtCore/qabstractitemmodel.h"
#include "private/qabstractitemmodel_p.h"

#ifndef QT_NO_PROXYMODEL

class QEmptyModel : public QAbstractItemModel
{
public:
    explicit QEmptyModel(QObject *parent = 0) : QAbstractItemModel(parent) {}
    QModelIndex index(int, int, const QModelIndex &) const { return QModelIndex(); }
    QModelIndex parent(const QModelIndex &) const { return QModelIndex(); }
    int rowCount(const QModelIndex &) const { return 0; }
    int columnCount(const QModelIndex &) const { return 0; }
    bool hasChildren(const QModelIndex &) const { return false; }
    QVariant data(const QModelIndex &, int) const { return QVariant(); }
};

class QProxyModelPrivate : private QAbstractItemModelPrivate
{
    Q_DECLARE_PUBLIC(QProxyModel)

public:
    void _q_sourceDataChanged(const QModelIndex &tl,const QModelIndex &br);
    void _q_sourceRowsAboutToBeInserted(const QModelIndex &parent, int first ,int last);
    void _q_sourceRowsInserted(const QModelIndex &parent, int first ,int last);
    void _q_sourceRowsAboutToBeRemoved(const QModelIndex &parent, int first, int last);
    void _q_sourceRowsRemoved(const QModelIndex &parent, int first, int last);
    void _q_sourceColumnsAboutToBeInserted(const QModelIndex &parent, int first, int last);
    void _q_sourceColumnsInserted(const QModelIndex &parent, int first, int last);
    void _q_sourceColumnsAboutToBeRemoved(const QModelIndex &parent, int first, int last);
    void _q_sourceColumnsRemoved(const QModelIndex &parent, int first, int last);

    QProxyModelPrivate() : QAbstractItemModelPrivate(), model(0) {}
    QAbstractItemModel *model;
    QEmptyModel empty;
};

#endif // QT_NO_PROXYMODEL

#endif // QPROXYMODEL_P_H

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