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****************************************************************************/

#ifndef QGRAPHICSLINEARLAYOUT_H

#define QGRAPHICSLINEARLAYOUT_H

#include <QtGui/qgraphicsitem.h>

#include <QtGui/qgraphicslayout.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW

class QGraphicsLinearLayoutPrivate;

class Q_GUI_EXPORT QGraphicsLinearLayout : public QGraphicsLayout

{

public:

    QGraphicsLinearLayout(QGraphicsLayoutItem *parent = 0);

    QGraphicsLinearLayout(Qt::Orientation orientation, QGraphicsLayoutItem *parent = 0);

    virtual ~QGraphicsLinearLayout();

    void setOrientation(Qt::Orientation orientation);

    Qt::Orientation orientation() const;

    inline void addItem(QGraphicsLayoutItem *item) { insertItem(-1, item); }

    inline void addStretch(int stretch = 1) { insertStretch(-1, stretch); }

    void insertItem(int index, QGraphicsLayoutItem *item);

    void insertStretch(int index, int stretch = 1);

    void removeItem(QGraphicsLayoutItem *item);

    void removeAt(int index);

    void setSpacing(qreal spacing);

    qreal spacing() const;

    void setItemSpacing(int index, qreal spacing);

    qreal itemSpacing(int index) const;

    void setStretchFactor(QGraphicsLayoutItem *item, int stretch);

    int stretchFactor(QGraphicsLayoutItem *item) const;

    void setAlignment(QGraphicsLayoutItem *item, Qt::Alignment alignment);

    Qt::Alignment alignment(QGraphicsLayoutItem *item) const;

    void setGeometry(const QRectF &rect);

    int count() const;

    QGraphicsLayoutItem *itemAt(int index) const;

    void invalidate();

    QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const;

#if 0 // ###

    Q5SizePolicy::ControlTypes controlTypes(LayoutSide side) const;

#endif

    void dump(int indent = 0) const;

protected:

#if 0

    QSize contentsSizeHint(Qt::SizeHint which, const QSize &constraint = QSize()) const;

#endif

private:

    Q_DISABLE_COPY(QGraphicsLinearLayout)

    Q_DECLARE_PRIVATE(QGraphicsLinearLayout)

};

#endif

QT_END_NAMESPACE

QT_END_HEADER

#endif