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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QPROXYMODEL_H
#define QPROXYMODEL_H
#include <QtCore/qabstractitemmodel.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
#ifndef QT_NO_PROXYMODEL
class QProxyModelPrivate;
class Q_GUI_EXPORT QProxyModel : public QAbstractItemModel
{
Q_OBJECT
public:
explicit QProxyModel(QObject *parent = 0);
~QProxyModel();
virtual void setModel(QAbstractItemModel *model);
QAbstractItemModel *model() const;
// implementing model interface
QModelIndex index(int row, int column, const QModelIndex &parent) const;
QModelIndex parent(const QModelIndex &child) const;
int rowCount(const QModelIndex &parent) const;
int columnCount(const QModelIndex &parent) const;
bool hasChildren(const QModelIndex &parent) const;
QVariant data(const QModelIndex &index, int role) const;
bool setData(const QModelIndex &index, const QVariant &value, int role);
QVariant headerData(int section, Qt::Orientation orientation, int role) const;
bool setHeaderData(int section, Qt::Orientation orientation, const QVariant &value,
int role);
QStringList mimeTypes() const;
QMimeData *mimeData(const QModelIndexList &indexes) const;
bool dropMimeData(const QMimeData *data, Qt::DropAction action,
int row, int column, const QModelIndex &parent);
Qt::DropActions supportedDropActions() const;
bool insertRows(int row, int count, const QModelIndex &parent);
bool insertColumns(int column, int count, const QModelIndex &parent);
void fetchMore(const QModelIndex &parent);
Qt::ItemFlags flags(const QModelIndex &index) const;
void sort(int column, Qt::SortOrder order);
QModelIndexList match(const QModelIndex &start, int role, const QVariant &value,
int hits, Qt::MatchFlags flags) const;
QSize span(const QModelIndex &index) const;
bool submit();
void revert();
#ifdef Q_NO_USING_KEYWORD
inline QObject *parent() const { return QObject::parent(); }
#else
using QObject::parent;
#endif
protected:
QProxyModel(QProxyModelPrivate &, QObject *parent = 0);
QModelIndex setProxyModel(const QModelIndex &source_index) const;
QModelIndex setSourceModel(const QModelIndex &proxy_index) const;
void connectToModel(const QAbstractItemModel *model) const;
void disconnectFromModel(const QAbstractItemModel *model) const;
private:
Q_DECLARE_PRIVATE(QProxyModel)
Q_DISABLE_COPY(QProxyModel)
Q_PRIVATE_SLOT(d_func(), void _q_sourceDataChanged(const QModelIndex&,const QModelIndex&))
Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsAboutToBeInserted(const QModelIndex&,int,int))
Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsInserted(const QModelIndex&,int,int))
Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsAboutToBeRemoved(const QModelIndex&,int,int))
Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsRemoved(const QModelIndex&,int,int))
Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsAboutToBeInserted(const QModelIndex&,int,int))
Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsInserted(const QModelIndex&,int,int))
Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsAboutToBeRemoved(const QModelIndex&,int,int))
Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsRemoved(const QModelIndex&,int,int))
};
#endif // QT_NO_PROXYMODEL
QT_END_NAMESPACE
QT_END_HEADER
#endif // QPROXYMODEL_H
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