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

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

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** This file is part of the QtGui module of the Qt Toolkit.

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** No Commercial Usage

** This file contains pre-release code and may not be distributed.

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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

** ensure the GNU Lesser General Public License version 2.1 requirements

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** If you have questions regarding the use of this file, please contact

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** $QT_END_LICENSE$

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

#ifndef QPROXYSTYLE_H

#define QPROXYSTYLE_H

#include <QtGui/QCommonStyle>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#if !defined(QT_NO_STYLE_PROXY)

class QProxyStylePrivate;

class Q_GUI_EXPORT QProxyStyle : public QCommonStyle

{

    Q_OBJECT

public:

    QProxyStyle(QStyle *baseStyle = 0);

    ~QProxyStyle();

    QStyle *baseStyle() const;

    void setBaseStyle(QStyle *style);

    void drawPrimitive(PrimitiveElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget = 0) const;

    void drawControl(ControlElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget = 0) const;

    void drawComplexControl(ComplexControl control, const QStyleOptionComplex *option, QPainter *painter, const QWidget *widget = 0) const;

    void drawItemText(QPainter *painter, const QRect &rect, int flags, const QPalette &pal, bool enabled,

                      const QString &text, QPalette::ColorRole textRole = QPalette::NoRole) const;

    virtual void drawItemPixmap(QPainter *painter, const QRect &rect, int alignment, const QPixmap &pixmap) const;

    QSize sizeFromContents(ContentsType type, const QStyleOption *option, const QSize &size, const QWidget *widget) const;

    QRect subElementRect(SubElement element, const QStyleOption *option, const QWidget *widget) const;

    QRect subControlRect(ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget) const;

    QRect itemTextRect(const QFontMetrics &fm, const QRect &r, int flags, bool enabled, const QString &text) const;

    QRect itemPixmapRect(const QRect &r, int flags, const QPixmap &pixmap) const;

    SubControl hitTestComplexControl(ComplexControl control, const QStyleOptionComplex *option, const QPoint &pos, const QWidget *widget = 0) const;

    int styleHint(StyleHint hint, const QStyleOption *option = 0, const QWidget *widget = 0, QStyleHintReturn *returnData = 0) const;

    int pixelMetric(PixelMetric metric, const QStyleOption *option = 0, const QWidget *widget = 0) const;

    QPixmap standardPixmap(StandardPixmap standardPixmap, const QStyleOption *opt, const QWidget *widget = 0) const;

    QPixmap generatedIconPixmap(QIcon::Mode iconMode, const QPixmap &pixmap, const QStyleOption *opt) const;

    QPalette standardPalette() const;

    void polish(QWidget *widget);

    void polish(QPalette &pal);

    void polish(QApplication *app);

    void unpolish(QWidget *widget);

    void unpolish(QApplication *app);

protected:

    bool event(QEvent *e);

protected Q_SLOTS:

    QIcon standardIconImplementation(StandardPixmap standardIcon, const QStyleOption *option, const QWidget *widget) const;

    int layoutSpacingImplementation(QSizePolicy::ControlType control1, QSizePolicy::ControlType control2,

                                    Qt::Orientation orientation, const QStyleOption *option = 0, const QWidget *widget = 0) const;

private:

    Q_DISABLE_COPY(QProxyStyle)

    Q_DECLARE_PRIVATE(QProxyStyle)

};

#endif // QT_NO_STYLE_PROXY

QT_END_NAMESPACE

QT_END_HEADER

#endif // QPROXYSTYLE_H