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qabstractproxymodel.h

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the QtGui module 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
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at sales@trolltech.com.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/

#ifndef QABSTRACTPROXYMODEL_H
#define QABSTRACTPROXYMODEL_H

#include <QtCore/qabstractitemmodel.h>

QT_BEGIN_HEADER

QT_MODULE(Gui)

#ifndef QT_NO_PROXYMODEL

class QAbstractProxyModelPrivate;
class QItemSelection;

00038 class Q_GUI_EXPORT QAbstractProxyModel : public QAbstractItemModel
{
    Q_OBJECT

public:
    QAbstractProxyModel(QObject *parent = 0);
    ~QAbstractProxyModel();

    virtual void setSourceModel(QAbstractItemModel *sourceModel);
    QAbstractItemModel *sourceModel() const;

    virtual QModelIndex mapToSource(const QModelIndex &proxyIndex) const = 0;
    virtual QModelIndex mapFromSource(const QModelIndex &sourceIndex) const = 0;

    virtual QItemSelection mapSelectionToSource(const QItemSelection &selection) const;
    virtual QItemSelection mapSelectionFromSource(const QItemSelection &selection) const;

    bool submit();
    void revert();

    QVariant data(const QModelIndex &proxyIndex, int role = Qt::DisplayRole) const;
    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
    Qt::ItemFlags flags(const QModelIndex &index) const;

protected:
    QAbstractProxyModel(QAbstractProxyModelPrivate &, QObject *parent);

private:
    Q_DECLARE_PRIVATE(QAbstractProxyModel)
    Q_DISABLE_COPY(QAbstractProxyModel)
};

#endif // QT_NO_PROXYMODEL
QT_END_HEADER

#endif // QABSTRACTPROXYMODEL_H

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