borderlayout.h Example File
^{layouts/borderlayout/borderlayout.h}

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    **
    ** Copyright (C) 2004-2005 Trolltech AS. All rights reserved.
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    ** This file is part of the documentation of the Qt Toolkit.
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** and appearing in the file LICENSE.GPL included in the packaging of
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    #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