/*
*   Copyright 2007 by Robert Knight <robertknight@gmail.com>
*   Copyright 2007 by Leo Franchi <lfranchi@gmail.com>
*
*   This program is free software; you can redistribute it and/or modify
*   it under the terms of the GNU Library 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 Library 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.
*/

#ifndef CONTEXT_LAYOUT_H
#define CONTEXT_LAYOUT_H

#include "amarok_export.h"

#include <QGraphicsLayout>

namespace Context
{

/**
 * A layout which lays items out left-to-right , top-to-bottom.
 *
 * This is similar to the layout of items in a QListView.
 *
 * Additionally, this class only lays items out width-wise and
 * uses the items' heightForWidth for the heights
 */
class AMAROK_EXPORT ContextLayout : public QGraphicsLayout
{
public:
    /** Construct a new flow layout with the specified parent. */
    explicit ContextLayout( QGraphicsLayoutItem* parent );
    virtual ~ContextLayout();

    // reimplemented
    virtual int count() const;
    virtual void addItem( QGraphicsLayoutItem* item );
    virtual void removeItem( QGraphicsLayoutItem* item );
    virtual int indexOf( QGraphicsLayoutItem* item ) const;
    virtual QGraphicsLayoutItem* itemAt( int i ) const;
    virtual QGraphicsLayoutItem* takeAt( int i );
    virtual void removeAt( int i );

    virtual QSizeF sizeHint( Qt::SizeHint which, const QSizeF &constraint ) const;
    virtual void setColumnWidth( const qreal width );
    virtual qreal columnWidth() const;
    
    virtual void setGeometry( const QRectF& geom );

    void relayout();
        
private:
    class Private;
    Private *const d;
};

}

#endif // __FLOWLAYOUT__

