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Diffstat (limited to 'src/gui/image/qicon_p.h')
-rw-r--r-- | src/gui/image/qicon_p.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/gui/image/qicon_p.h b/src/gui/image/qicon_p.h new file mode 100644 index 0000000..ccac4c3 --- /dev/null +++ b/src/gui/image/qicon_p.h @@ -0,0 +1,138 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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 Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QICON_P_H +#define QICON_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qglobal.h> +#include <QtCore/qsize.h> +#include <QtCore/qlist.h> +#include <QtGui/qpixmap.h> +#include <QtGui/qicon.h> +#include <QtGui/qiconengine.h> + +QT_BEGIN_NAMESPACE + +class QIconPrivate +{ +public: + QIconPrivate(); + + ~QIconPrivate() { + if (engine_version == 1) { + if (!v1RefCount->deref()) { + delete engine; + delete v1RefCount; + } + } else if (engine_version == 2) { + delete engine; + } + } + + QIconEngine *engine; + + QAtomicInt ref; + int serialNum; + int detach_no; + int engine_version; + + QAtomicInt *v1RefCount; +}; + + +struct QPixmapIconEngineEntry +{ + QPixmapIconEngineEntry():mode(QIcon::Normal), state(QIcon::Off){} + QPixmapIconEngineEntry(const QPixmap &pm, QIcon::Mode m = QIcon::Normal, QIcon::State s = QIcon::Off) + :pixmap(pm), size(pm.size()), mode(m), state(s){} + QPixmapIconEngineEntry(const QString &file, const QSize &sz = QSize(), QIcon::Mode m = QIcon::Normal, QIcon::State s = QIcon::Off) + :fileName(file), size(sz), mode(m), state(s){} + QPixmap pixmap; + QString fileName; + QSize size; + QIcon::Mode mode; + QIcon::State state; + bool isNull() const {return (fileName.isEmpty() && pixmap.isNull()); } +}; + + + +class QPixmapIconEngine : public QIconEngineV2 { +public: + QPixmapIconEngine(); + QPixmapIconEngine(const QPixmapIconEngine &); + ~QPixmapIconEngine(); + void paint(QPainter *painter, const QRect &rect, QIcon::Mode mode, QIcon::State state); + QPixmap pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state); + QPixmapIconEngineEntry *bestMatch(const QSize &size, QIcon::Mode mode, QIcon::State state, bool sizeOnly); + QSize actualSize(const QSize &size, QIcon::Mode mode, QIcon::State state); + void addPixmap(const QPixmap &pixmap, QIcon::Mode mode, QIcon::State state); + void addFile(const QString &fileName, const QSize &size, QIcon::Mode mode, QIcon::State state); + + // v2 functions + QString key() const; + QIconEngineV2 *clone() const; + bool read(QDataStream &in); + bool write(QDataStream &out) const; + void virtual_hook(int id, void *data); + +private: + QPixmapIconEngineEntry *tryMatch(const QSize &size, QIcon::Mode mode, QIcon::State state); + QVector<QPixmapIconEngineEntry> pixmaps; + + friend QDataStream &operator<<(QDataStream &s, const QIcon &icon); + friend class QIconThemeEngine; +}; + +QT_END_NAMESPACE + +#endif // QICON_P_H |