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120 lines
2.9 KiB
C++
120 lines
2.9 KiB
C++
/*
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* Copyright (C) 2007, 2008, 2009, 2010 Ivan Cukic <ivan.cukic(at)kde.org>
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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 Lesser/Library General Public License version 2,
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* or (at your option) any later version, as published by the Free
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* Software Foundation
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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 Lesser/Library General Public License for more details
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*
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* You should have received a copy of the GNU Lesser/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 LANCELOT_FLIP_LAYOUT_H
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#define LANCELOT_FLIP_LAYOUT_H
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#include <QGraphicsLayout>
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#include <QGraphicsLayoutItem>
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#include <Plasma/Plasma>
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#include <lancelot/lancelot_export.h>
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namespace Lancelot
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{
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class LANCELOT_EXPORT FlipLayoutManager {
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public:
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/**
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* Sets the global flip
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* @param flip new global flip
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*/
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void setGlobalFlip(Plasma::Flip flip);
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/**
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* @returns the global flip
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*/
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Plasma::Flip globalFlip() const;
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/**
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* Sets the flip for a specified layout
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* @param layout layout
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* @param flip new flip
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*/
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void setFlip(const QGraphicsLayout * layout, Plasma::Flip flip);
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/**
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* Makes the specified layout to use the global flip
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* @param layout layout
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*/
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void setUseGlobalFlip(const QGraphicsLayout * layout);
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/**
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* @returns the flip for the specified layout. If
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* the layout uses global flip, the global flip is
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* returned
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*/
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Plasma::Flip flip(const QGraphicsLayout * layout) const;
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/**
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* @returns the singleton instance of the FlipLayoutManager
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*/
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static FlipLayoutManager * self();
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/**
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* Implementation of the actual flipping
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*/
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void setGeometry(QGraphicsLayout * layout) const;
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private:
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FlipLayoutManager();
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~FlipLayoutManager();
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static FlipLayoutManager * m_instance;
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class Private;
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Private * const d;
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};
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template <typename SuperLayout>
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class FlipLayout : public SuperLayout {
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public:
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FlipLayout(QGraphicsLayoutItem * parent = NULL)
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: SuperLayout(parent)
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{
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}
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void setFlip(Plasma::Flip flip)
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{
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FlipLayoutManager::self()->setFlip(this, flip);
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}
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void setUseGlobalFlip()
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{
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FlipLayoutManager::self()->setUseGlobalFlip(this);
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}
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Plasma::Flip flip() const
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{
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return FlipLayoutManager::self()->flip(this);
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}
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L_Override void setGeometry(const QRectF & rect)
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{
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SuperLayout::setGeometry(rect);
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FlipLayoutManager::self()->setGeometry(this);
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}
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};
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} // namespace Lancelot
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#endif /* LANCELOT_FLIP_LAYOUT_H */
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