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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** 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
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QWINDOWSURFACE_P_H
#define QWINDOWSURFACE_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtGui/qwidget.h>
QT_BEGIN_NAMESPACE
class QPaintDevice;
class QRegion;
class QRect;
class QPoint;
class QImage;
class QWindowSurfacePrivate;
class Q_GUI_EXPORT QWindowSurface
{
public:
QWindowSurface(QWidget *window);
virtual ~QWindowSurface();
QWidget *window() const;
virtual QPaintDevice *paintDevice() = 0;
virtual void flush(QWidget *widget, const QRegion ®ion,
const QPoint &offset) = 0;
virtual void setGeometry(const QRect &rect);
QRect geometry() const;
virtual bool scroll(const QRegion &area, int dx, int dy);
virtual void beginPaint(const QRegion &);
virtual void endPaint(const QRegion &);
virtual QImage* buffer(const QWidget *widget);
virtual QPixmap grabWidget(const QWidget *widget, const QRect& rectangle = QRect()) const;
virtual QPoint offset(const QWidget *widget) const;
inline QRect rect(const QWidget *widget) const;
bool hasStaticContentsSupport() const;
void setStaticContents(const QRegion ®ion);
QRegion staticContents() const;
protected:
bool hasStaticContents() const;
void setStaticContentsSupport(bool enable);
private:
QWindowSurfacePrivate *d_ptr;
};
inline QRect QWindowSurface::rect(const QWidget *widget) const
{
return widget->rect().translated(offset(widget));
}
QT_END_NAMESPACE
#endif // QWINDOWSURFACE_P_H
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