/****************************************************************************+
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**+
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtGui module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#ifndef QICON_P_H+
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#define QICON_P_H+
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+
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//+
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//  W A R N I N G+
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//  -------------+
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//+
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// This file is not part of the Qt API.  It exists purely as an+
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// implementation detail.  This header file may change from version to+
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// version without notice, or even be removed.+
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//+
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// We mean it.+
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//+
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+
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#include <QtCore/qglobal.h>+
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#include <QtCore/qsize.h>+
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#include <QtCore/qlist.h>+
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#include <QtGui/qpixmap.h>+
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#include <QtGui/qicon.h>+
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#include <QtGui/qiconengine.h>+
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+
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#ifndef QT_NO_ICON+
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QT_BEGIN_NAMESPACE+
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+
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class QIconPrivate+
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{+
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public:+
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    QIconPrivate();+
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+
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    ~QIconPrivate() {+
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        if (engine_version == 1) {+
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            if (!v1RefCount->deref()) {+
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                delete engine;+
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                delete v1RefCount;+
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            }+
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        } else if (engine_version == 2) {+
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            delete engine;+
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        }+
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    }+
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+
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    QIconEngine *engine;+
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+
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    QAtomicInt ref;+
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    int serialNum;+
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    int detach_no;+
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    int engine_version;+
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+
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    QAtomicInt *v1RefCount;+
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};+
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+
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+
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struct QPixmapIconEngineEntry+
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{+
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    QPixmapIconEngineEntry():mode(QIcon::Normal), state(QIcon::Off){}+
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    QPixmapIconEngineEntry(const QPixmap &pm, QIcon::Mode m = QIcon::Normal, QIcon::State s = QIcon::Off)+
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        :pixmap(pm), size(pm.size()), mode(m), state(s){}+
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    QPixmapIconEngineEntry(const QString &file, const QSize &sz = QSize(), QIcon::Mode m = QIcon::Normal, QIcon::State s = QIcon::Off)+
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        :fileName(file), size(sz), mode(m), state(s){}+
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    QPixmap pixmap;+
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    QString fileName;+
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    QSize size;+
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    QIcon::Mode mode;+
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    QIcon::State state;+
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    bool isNull() const {return (fileName.isEmpty() && pixmap.isNull()); }+
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};+
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+
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+
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+
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class QPixmapIconEngine : public QIconEngineV2 {+
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public:+
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    QPixmapIconEngine();+
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    QPixmapIconEngine(const QPixmapIconEngine &);+
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    ~QPixmapIconEngine();+
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    void paint(QPainter *painter, const QRect &rect, QIcon::Mode mode, QIcon::State state);+
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    QPixmap pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state);+
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    QPixmapIconEngineEntry *bestMatch(const QSize &size, QIcon::Mode mode, QIcon::State state, bool sizeOnly);+
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    QSize actualSize(const QSize &size, QIcon::Mode mode, QIcon::State state);+
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    void addPixmap(const QPixmap &pixmap, QIcon::Mode mode, QIcon::State state);+
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    void addFile(const QString &fileName, const QSize &size, QIcon::Mode mode, QIcon::State state);+
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+
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    // v2 functions+
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    QString key() const;+
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    QIconEngineV2 *clone() const;+
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    bool read(QDataStream &in);+
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    bool write(QDataStream &out) const;+
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    void virtual_hook(int id, void *data);+
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+
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private:+
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    QPixmapIconEngineEntry *tryMatch(const QSize &size, QIcon::Mode mode, QIcon::State state);+
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    QVector<QPixmapIconEngineEntry> pixmaps;+
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+
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    friend QDataStream &operator<<(QDataStream &s, const QIcon &icon);+
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    friend class QIconThemeEngine;+
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};+
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+
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QT_END_NAMESPACE+
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#endif //QT_NO_ICON+
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#endif // QICON_P_H+
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