--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/itemviews/qproxymodel.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,142 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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