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84 lines
2.9 KiB
C++
84 lines
2.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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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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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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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 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company 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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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QICONENGINE_H
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#define QICONENGINE_H
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#include <QtCore/qglobal.h>
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#include <QtCore/qlist.h>
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#include <QtGui/qicon.h>
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QT_BEGIN_NAMESPACE
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class Q_GUI_EXPORT QIconEngine
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{
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public:
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QIconEngine();
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virtual ~QIconEngine();
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virtual void paint(QPainter *painter, const QRect &rect, QIcon::Mode mode, QIcon::State state) = 0;
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virtual QSize actualSize(const QSize &size, QIcon::Mode mode, QIcon::State state);
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virtual QPixmap pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state);
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virtual void addPixmap(const QPixmap &pixmap, QIcon::Mode mode, QIcon::State state);
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virtual void addFile(const QString &fileName, const QSize &size, QIcon::Mode mode, QIcon::State state);
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virtual QString key() const;
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virtual QIconEngine *clone() const = 0;
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virtual bool read(QDataStream &in);
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virtual bool write(QDataStream &out) const;
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enum IconEngineHook { AvailableSizesHook = 1, IconNameHook };
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struct AvailableSizesArgument
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{
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QIcon::Mode mode;
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QIcon::State state;
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QList<QSize> sizes;
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};
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virtual QList<QSize> availableSizes(QIcon::Mode mode = QIcon::Normal,
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QIcon::State state = QIcon::Off) const;
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virtual QString iconName() const;
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virtual void virtual_hook(int id, void *data);
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};
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#if QT_DEPRECATED_SINCE(5, 0)
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typedef QIconEngine QIconEngineV2;
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#endif
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QT_END_NAMESPACE
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#endif // QICONENGINE_H
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