kdganttforwardingproxymodel.h

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/****************************************************************************
 ** Copyright (C) 2001-2006 Klarälvdalens Datakonsult AB.  All rights reserved.
 **
 ** This file is part of the KD Gantt library.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** Licensees holding valid commercial KD Gantt licenses may use this file in
 ** accordance with the KD Gantt Commercial License Agreement provided with
 ** the Software.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.kdab.net/kdgantt for
 **   information about KD Gantt Commercial License Agreements.
 **
 ** Contact info@kdab.net if any conditions of this
 ** licensing are not clear to you.
 **
 **********************************************************************/
#ifndef KDGANTTFORWARDINGPROXYMODEL_H
#define KDGANTTFORWARDINGPROXYMODEL_H

#include <QAbstractProxyModel>

#include "kdganttglobal.h"

namespace KDGantt {
    class KDGANTT_EXPORT ForwardingProxyModel : public QAbstractProxyModel {
        Q_OBJECT
        Q_DISABLE_COPY(ForwardingProxyModel)
    public:
        explicit ForwardingProxyModel( QObject* parent=0 );
        virtual ~ForwardingProxyModel();

        /*reimp*/ QModelIndex mapFromSource ( const QModelIndex & sourceIndex ) const;
        /*reimp*/ QModelIndex mapToSource ( const QModelIndex & proxyIndex ) const;

        /*reimp*/ void setSourceModel( QAbstractItemModel* model );

        /*reimp*/ QModelIndex index( int row, int column, const QModelIndex& parent = QModelIndex() ) const;
        /*reimp*/ QModelIndex parent( const QModelIndex& idx ) const;

        /*reimp*/ int rowCount( const QModelIndex& idx = QModelIndex() ) const;
        /*reimp*/ int columnCount( const QModelIndex& idx = QModelIndex() ) const;

        /*reimp*/ bool setData( const QModelIndex& index, const QVariant& value, int role = Qt::EditRole );

    protected Q_SLOTS:
        virtual void sourceModelAboutToBeReset();
        virtual void sourceModelReset();
        virtual void sourceLayoutAboutToBeChanged();
        virtual void sourceLayoutChanged();
        virtual void sourceDataChanged( const QModelIndex& from, const QModelIndex& to );
        virtual void sourceColumnsAboutToBeInserted( const QModelIndex& idx, int start, int end );
        virtual void sourceColumnsInserted( const QModelIndex& idx, int start, int end );
        virtual void sourceColumnsAboutToBeRemoved( const QModelIndex& idx, int start, int end );
        virtual void sourceColumnsRemoved( const QModelIndex& idx, int start, int end );
        virtual void sourceRowsAboutToBeInserted( const QModelIndex& idx, int start, int end );
        virtual void sourceRowsInserted( const QModelIndex& idx, int start, int end );
        virtual void sourceRowsAboutToBeRemoved( const QModelIndex&, int start, int end );
        virtual void sourceRowsRemoved( const QModelIndex&, int start, int end );
    };
}

#endif /* KDGANTTFORWARDINGPROXYMODEL_H */