/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the examples of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:BSD$+
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** You may use this file under the terms of the BSD license as follows:+
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**+
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** "Redistribution and use in source and binary forms, with or without+
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** modification, are permitted provided that the following conditions are+
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** met:+
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**   * Redistributions of source code must retain the above copyright+
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**     notice, this list of conditions and the following disclaimer.+
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**   * Redistributions in binary form must reproduce the above copyright+
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**     notice, this list of conditions and the following disclaimer in+
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**     the documentation and/or other materials provided with the+
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**     distribution.+
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**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor+
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**     the names of its contributors may be used to endorse or promote+
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**     products derived from this software without specific prior written+
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**     permission.+
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**+
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS+
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT+
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR+
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT+
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,+
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT+
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,+
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY+
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT+
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE+
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#include <QtGui/qgraphicslayout.h>+
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+
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class FlowLayout : public QGraphicsLayout+
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{+
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public:+
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    FlowLayout();+
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    inline void addItem(QGraphicsLayoutItem *item);+
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    void insertItem(int index, QGraphicsLayoutItem *item);+
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    void setSpacing(Qt::Orientations o, qreal spacing);+
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    qreal spacing(Qt::Orientation o) const;+
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+
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    // inherited functions+
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    void setGeometry(const QRectF &geom);+
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+
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    int count() const;+
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    QGraphicsLayoutItem *itemAt(int index) const;+
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    void removeAt(int index);+
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+
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protected:+
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    QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;+
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+
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private:+
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    qreal doLayout(const QRectF &geom, bool applyNewGeometry) const;+
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    QSizeF minSize(const QSizeF &constraint) const;+
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    QSizeF prefSize() const;+
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    QSizeF maxSize() const;+
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+
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    QList<QGraphicsLayoutItem*> m_items;+
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    qreal m_spacing[2];+
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};+
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+
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+
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inline void FlowLayout::addItem(QGraphicsLayoutItem *item)+
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{+
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    insertItem(-1, item);+
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}+
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