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# borderlayout.h Example File
layouts/borderlayout/borderlayout.h

        /****************************************************************************
        **
        ** Copyright (C) 2004-2006 Trolltech AS. All rights reserved.
        **
        ** This file is part of the documentation of the Qt Toolkit.
        **
        ** This file may be used under the terms of the GNU General Public
        ** License version 2.0 as published by the Free Software Foundation
        ** and appearing in the file LICENSE.GPL included in the packaging of
        ** this file.  Please review the following information to ensure GNU
        ** General Public Licensing requirements will be met:
        ** http://www.trolltech.com/products/qt/opensource.html
        **
        ** If you are unsure which license is appropriate for your use, please
        ** review the following information:
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        **
        ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
        ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        **
        ****************************************************************************/

        #ifndef BORDERLAYOUT_H
        #define BORDERLAYOUT_H

        #include <QLayout>
        #include <QRect>
        #include <QWidgetItem>

        class BorderLayout : public QLayout
        {
        public:
            enum Position { West, North, South, East, Center };

            BorderLayout(QWidget *parent, int margin = 0, int spacing = -1);
            BorderLayout(int spacing = -1);
            ~BorderLayout();

            void addItem(QLayoutItem *item);
            void addWidget(QWidget *widget, Position position);
            Qt::Orientations expandingDirections() const;
            bool hasHeightForWidth() const;
            int count() const;
            QLayoutItem *itemAt(int index) const;
            QSize minimumSize() const;
            void setGeometry(const QRect &rect);
            QSize sizeHint() const;
            QLayoutItem *takeAt(int index);

            void add(QLayoutItem *item, Position position);

        private:
            struct ItemWrapper
            {
                ItemWrapper(QLayoutItem *i, Position p) {
                    item = i;
                    position = p;
                }

                QLayoutItem *item;
                Position position;
            };

            enum SizeType { MinimumSize, SizeHint };
            QSize calculateSize(SizeType sizeType) const;

            QList<ItemWrapper *> list;
        };

        #endif