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/* This file is part of the KDE project
* Copyright (C) 2007 Jan Hambrecht <jaham@gmx.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef KOPADOCUMENTMODEL_H
#define KOPADOCUMENTMODEL_H
#include <KoDocumentSectionModel.h>
class KoPADocument;
class KoShape;
class KoShapeContainer;
class KoPAPageBase;
#include "kopageapp_export.h"
/**
* Model class for the document structure widget (dsw). The dsw can
* show the structure of a document as a three, as thumbnails or as
* a list.
*
* XXX: implement beginInsertRows, endInsertRows, beginRemoveRows
* and endRemoveRows to make the widget react to page insertions
* and deletions.
*/
class KOPAGEAPP_EXPORT KoPADocumentModel : public KoDocumentSectionModel
{
Q_OBJECT
public:
/// Constructs a new document section model using the specified documents data
explicit KoPADocumentModel( QObject* parent, KoPADocument *document = 0 );
/// Set the document used in the model
void setDocument(KoPADocument* document);
/// Set the mode to show, master page or normal page
void setMasterMode(bool master);
// from QAbstractItemModel
virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
virtual int columnCount(const QModelIndex &parent = QModelIndex()) const;
virtual QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
virtual QModelIndex parent( const QModelIndex &child ) const;
virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
virtual Qt::ItemFlags flags(const QModelIndex &index) const;
virtual bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
virtual Qt::DropActions supportedDropActions() const;
virtual QStringList mimeTypes() const;
virtual QMimeData * mimeData( const QModelIndexList & indexes ) const;
virtual bool dropMimeData( const QMimeData * data, Qt::DropAction action, int row, int column, const QModelIndex & parent );
public Q_SLOTS:
/// Triggers an update of the complete model
void update();
Q_SIGNALS:
void requestPageSelection(int start, int count);
private:
/// Returns properties of the given shape
PropertyList properties( KoShape* shape ) const;
/// Sets the properties on the given shape
void setProperties( KoShape* shape, const PropertyList &properties );
/// Creates a thumbnail image with the specified size from the given shape
QImage createThumbnail( KoShape* shape, const QSize &thumbSize ) const;
/// Returns the child shape with the given index from the parent shape
KoShape * childFromIndex( KoShapeContainer *parent, int row ) const;
/// Returns the zero based index of a child shape within its parent shape
int indexFromChild( KoShapeContainer *parent, KoShape *child ) const;
/// Returns the parent model index from the given child shape
QModelIndex parentIndexFromShape( const KoShape * child );
/// Creates a context menu when dropping pages to choose between copy or move action.
bool doDrop(QList<KoPAPageBase *> pages, KoPAPageBase *pageAfter, Qt::DropAction action);
KoPADocument *m_document; ///< the undelying data structure
bool m_master;
mutable QList<KoShape*> m_childs;
mutable KoShapeContainer *m_lastContainer;
};
#endif // KODOCUMENTMODEL_H
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