/* dtkFlowLayout.h ---
 *
 * Author: Julien Wintz
 * Copyright (C) 2008-2011 - Julien Wintz, Inria.
 * Created: Tue Nov 29 00:02:24 2011 (+0100)
 * Version: $Id: e27d38337aecba327dcc6ea1b2edfdb8c791fc45 $
 * Last-Updated: Mon Apr 16 12:08:44 2012 (+0200)
 *           By: Julien Wintz
 *     Update #: 12
 */

/* Commentary:
 * See credit at EOF.
 */

/* Change log:
 *
 */

#ifndef DTKFLOWLAYOUT_H
#define DTKFLOWLAYOUT_H

#include <dtkGuiSupportExport.h>

#include <QtWidgets>

class DTKGUISUPPORT_EXPORT dtkFlowLayout : public QLayout
{
public:
    dtkFlowLayout(QWidget *parent, int margin = -1, int hSpacing = -1, int vSpacing = -1);
    dtkFlowLayout(int margin = -1, int hSpacing = -1, int vSpacing = -1);
    ~dtkFlowLayout();

    void addItem(QLayoutItem *item);
    int horizontalSpacing() const;
    int verticalSpacing() const;
    Qt::Orientations expandingDirections() const;
    bool hasHeightForWidth() const;
    int heightForWidth(int) const;
    int count() const;
    QLayoutItem *itemAt(int index) const;
    QSize minimumSize() const;
    void setGeometry(const QRect& rect);
    QSize sizeHint() const;
    QLayoutItem *takeAt(int index);

private:
    int doLayout(const QRect& rect, bool testOnly) const;
    int smartSpacing(QStyle::PixelMetric pm) const;

    QList<QLayoutItem *> itemList;
    int m_hSpace;
    int m_vSpace;
};

#endif

// /////////////////////////////////////////////////////////////////
// Credit
// /////////////////////////////////////////////////////////////////

/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
**     the names of its contributors may be used to endorse or promote
**     products derived from this software without specific prior written
**     permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
** $QT_END_LICENSE$
**
****************************************************************************/
