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

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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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** contained in the Technology Preview License Agreement accompanying

** this package.

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** GNU Lesser General Public License Usage

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** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

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

#ifndef QGRAPHICSPROXYWIDGET_H

#define QGRAPHICSPROXYWIDGET_H

#include <QtGui/qgraphicswidget.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

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

class QGraphicsProxyWidgetPrivate;

class Q_GUI_EXPORT QGraphicsProxyWidget : public QGraphicsWidget

{

    Q_OBJECT

public:

    QGraphicsProxyWidget(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);

    ~QGraphicsProxyWidget();

    void setWidget(QWidget *widget);

    QWidget *widget() const;

    QRectF subWidgetRect(const QWidget *widget) const;

    void setGeometry(const QRectF &rect);

    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);

    enum {

        Type = 12

    };

    int type() const;

    QGraphicsProxyWidget *createProxyForChildWidget(QWidget *child);

protected:

    QVariant itemChange(GraphicsItemChange change, const QVariant &value);

    bool event(QEvent *event);

    bool eventFilter(QObject *object, QEvent *event);

    void showEvent(QShowEvent *event);

    void hideEvent(QHideEvent *event);

#ifndef QT_NO_CONTEXTMENU

    void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);

#endif

#ifndef QT_NO_DRAGANDDROP

    void dragEnterEvent(QGraphicsSceneDragDropEvent *event);

    void dragLeaveEvent(QGraphicsSceneDragDropEvent *event);

    void dragMoveEvent(QGraphicsSceneDragDropEvent *event);

    void dropEvent(QGraphicsSceneDragDropEvent *event);

#endif

    void hoverEnterEvent(QGraphicsSceneHoverEvent *event);

    void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);

    void hoverMoveEvent(QGraphicsSceneHoverEvent *event);

    void grabMouseEvent(QEvent *event);

    void ungrabMouseEvent(QEvent *event);

    void mouseMoveEvent(QGraphicsSceneMouseEvent *event);

    void mousePressEvent(QGraphicsSceneMouseEvent *event);

    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);

    void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);

#ifndef QT_NO_WHEELEVENT

    void wheelEvent(QGraphicsSceneWheelEvent *event);

#endif

    void keyPressEvent(QKeyEvent *event);

    void keyReleaseEvent(QKeyEvent *event);

    void focusInEvent(QFocusEvent *event);

    void focusOutEvent(QFocusEvent *event);

    bool focusNextPrevChild(bool next);

    // ### Qt 4.5:

    // QVariant inputMethodQuery(Qt::InputMethodQuery query) const;

    // void inputMethodEvent(QInputMethodEvent *event);

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

    void resizeEvent(QGraphicsSceneResizeEvent *event);

protected Q_SLOTS:

    QGraphicsProxyWidget *newProxyWidget(const QWidget *);

private:

    Q_DISABLE_COPY(QGraphicsProxyWidget)

    Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QGraphicsProxyWidget)

    Q_PRIVATE_SLOT(d_func(), void _q_removeWidgetSlot())

    friend class QWidget;

    friend class QWidgetPrivate;

    friend class QGraphicsItem;

};

#endif

QT_END_NAMESPACE

QT_END_HEADER

#endif