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**
** Copyright (C) 2012 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.
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** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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
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**
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** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
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****************************************************************************/
#ifndef QICONENGINE_H
#define QICONENGINE_H
#include <QtCore/qglobal.h>
#include <QtCore/qlist.h>
#include <QtGui/qicon.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
class Q_GUI_EXPORT QIconEngine
{
public:
virtual ~QIconEngine();
virtual void paint(QPainter *painter, const QRect &rect, QIcon::Mode mode, QIcon::State state) = 0;
virtual QSize actualSize(const QSize &size, QIcon::Mode mode, QIcon::State state);
virtual QPixmap pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state);
virtual void addPixmap(const QPixmap &pixmap, QIcon::Mode mode, QIcon::State state);
virtual void addFile(const QString &fileName, const QSize &size, QIcon::Mode mode, QIcon::State state);
#if 0
virtual int frameCount(QIcon::Mode fromMode, QIcon::State fromState, QIcon::Mode toMode, QIcon::State toState);
virtual void paintFrame(QPainter *painter, const QRect &rect, int frameNumber, QIcon::Mode fromMode, QIcon::State fromState, QIcon::Mode toMode, QIcon::State toState);
#endif
};
// ### Qt 5: move the below into QIconEngine
class Q_GUI_EXPORT QIconEngineV2 : public QIconEngine
{
public:
virtual QString key() const;
virtual QIconEngineV2 *clone() const;
virtual bool read(QDataStream &in);
virtual bool write(QDataStream &out) const;
virtual void virtual_hook(int id, void *data);
public:
enum IconEngineHook { AvailableSizesHook = 1, IconNameHook };
struct AvailableSizesArgument
{
QIcon::Mode mode;
QIcon::State state;
QList<QSize> sizes;
};
// ### Qt 5: make this function const and virtual.
QList<QSize> availableSizes(QIcon::Mode mode = QIcon::Normal,
QIcon::State state = QIcon::Off);
// ### Qt 5: make this function const and virtual.
QString iconName();
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QICONENGINE_H
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