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64 lines
1.7 KiB
C++
64 lines
1.7 KiB
C++
/*
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* Copyright 2010 by Giulio Camuffo <giuliocamuffo@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef GROUPFACTORY_H
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#define GROUPFACTORY_H
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#include <QtCore/QString>
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#include <QtCore/QMap>
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#include <KDebug>
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#include <Plasma/Plasma>
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#include "groupinfo.h"
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#include <QGraphicsItem>
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class AbstractGroup;
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typedef AbstractGroup *(*CreatorFunction)(QGraphicsItem *);
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class GroupFactory
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{
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public:
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static GroupFactory *instance();
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template<class T> bool registerGroup()
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{
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GroupInfo gi = T::groupInfo();
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m_groups.insert(gi, &createGroup<T>);
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return true;
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}
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AbstractGroup *load(const QString &name, QGraphicsItem *parent = 0);
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QList<GroupInfo> groupInfos();
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private:
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template<class T> static AbstractGroup *createGroup(QGraphicsItem *parent)
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{
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return new T(parent);
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}
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QMap<GroupInfo, CreatorFunction> m_groups;
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};
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#endif // GROUPFACTORY_H
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