articlemodel.h

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/*
    This file is part of Akregator.

    Copyright (C) 2007 Frank Osterfeld <osterfeld@kde.org>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

    As a special exception, permission is given to link this program
    with any edition of Qt, and distribute the resulting executable,
    without including the source code for Qt in the source distribution.
*/
#ifndef AKREGATOR_ARTICLEMODEL_H
#define AKREGATOR_ARTICLEMODEL_H

#include <QAbstractTableModel>
#include <QList>

#include "akregator_export.h"

#ifndef Q_MOC_RUN
#include <boost/shared_ptr.hpp>
#endif
#include <vector>

namespace Akregator {

class Article;
class TreeNode;

namespace Filters {
    class AbstractMatcher;
}

class AKREGATORPART_EXPORT ArticleModel : public QAbstractTableModel
{
    Q_OBJECT

public:

    enum Column {
        ItemTitleColumn=0,
        FeedTitleColumn,
        AuthorColumn,
        DateColumn,
        DescriptionColumn,
        ContentColumn,
        ColumnCount
    };

    enum Role {
        SortRole=Qt::UserRole,
        LinkRole,
        GuidRole,
        ItemIdRole,
        FeedIdRole,
        StatusRole,
        IsImportantRole,
        IsDeletedRole
    };

    explicit ArticleModel( const QList<Article>& articles, QObject* parent = 0 );
    ~ArticleModel();

    //reimpl
    int columnCount( const QModelIndex& parent = QModelIndex() ) const;

    //impl
    int rowCount( const QModelIndex& parent = QModelIndex() ) const;

    QVariant headerData( int section, Qt::Orientation, int role ) const;
    //impl
    QVariant data( const QModelIndex& index, int role = Qt::DisplayRole ) const;

    bool rowMatches( int row, const boost::shared_ptr<const Akregator::Filters::AbstractMatcher>& matcher ) const;

    Article article( int row ) const;

    /* reimp */ QStringList mimeTypes() const;

    /* reimp */ QMimeData* mimeData( const QModelIndexList& indexes ) const;

    /* reimp */ Qt::ItemFlags flags( const QModelIndex& idx ) const;

public Q_SLOTS:

    void articlesAdded( Akregator::TreeNode*, const QList<Akregator::Article>& );
    void articlesUpdated( Akregator::TreeNode*, const QList<Akregator::Article>& );
    void articlesRemoved( Akregator::TreeNode*, const QList<Akregator::Article>& );
    void clear();

private:
    ArticleModel( const ArticleModel& );
    ArticleModel& operator=( const ArticleModel& );

    class Private;
    Private* const d;
};

} //namespace Akregator

#endif // AKREGATOR_ARTICLEMODEL_H