kwin/tabbox/desktopmodel.h

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2009 Martin Gräßlin <kde@martin-graesslin.com>
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, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef DESKTOPMODEL_H
#define DESKTOPMODEL_H
#include <QModelIndex>
/**
* @file
* This file defines the class DesktopModel, the model for desktops.
*
* @author Martin Gräßlin <kde@martin-graesslin.com>
* @since 4.4
*/
namespace KWin
{
namespace TabBox
{
class ClientModel;
/**
* The model for desktops used in TabBox.
*
* @author Martin Gräßlin <kde@martin-graesslin.com>
* @since 4.4
*/
class DesktopModel
: public QAbstractItemModel
{
public:
enum
{
DesktopRole = Qt::UserRole, ///< Desktop number
DesktopNameRole = Qt::UserRole + 1, ///< Desktop name
ClientModelRole = Qt::UserRole + 2 ///< Clients on this desktop
};
DesktopModel( QObject* parent = 0 );
~DesktopModel();
virtual QVariant data( const QModelIndex& index, int role = Qt::DisplayRole ) const;
virtual int columnCount( const QModelIndex& parent = QModelIndex() ) const;
virtual int rowCount( const QModelIndex& parent = QModelIndex() ) const;
virtual QModelIndex parent( const QModelIndex& child ) const;
virtual QModelIndex index( int row, int column, const QModelIndex& parent = QModelIndex() ) const;
/**
* Generates a new list of desktops based on the current config.
* Calling this method will reset the model.
*/
void createDesktopList();
/**
* @return The current list of desktops.
*/
QList< int > desktopList() const { return m_desktopList; }
/**
* @param desktop The desktop whose ModelIndex should be retrieved
* @return The ModelIndex of given desktop or an invalid ModelIndex if
* the desktop is not in the model.
*/
QModelIndex desktopIndex( int desktop ) const;
private:
QList< int > m_desktopList;
QMap< int, ClientModel* > m_clientModels;
};
} // namespace Tabbox
} // namespace KWin
#endif // DESKTOPMODEL_H