/****************************************************************************+ −
**+ −
** Copyright (C) 2009 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.+ −
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** If you have questions regarding the use of this file, please contact+ −
** Nokia at qt-info@nokia.com.+ −
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** $QT_END_LICENSE$+ −
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****************************************************************************/+ −
+ −
#ifndef QSTYLE_P_H+ −
#define QSTYLE_P_H+ −
+ −
#include "private/qobject_p.h"+ −
#include "private/qstylehelper_p.h"+ −
#include <QtGui/qstyle.h>+ −
+ −
QT_BEGIN_NAMESPACE+ −
+ −
//+ −
// W A R N I N G+ −
// -------------+ −
//+ −
// This file is not part of the Qt API. It exists for the convenience+ −
// of qstyle_*.cpp. This header file may change from version to version+ −
// without notice, or even be removed.+ −
//+ −
// We mean it.+ −
//+ −
+ −
// Private class+ −
+ −
class QStyle;+ −
+ −
class QStylePrivate: public QObjectPrivate+ −
{+ −
Q_DECLARE_PUBLIC(QStyle)+ −
public:+ −
inline QStylePrivate()+ −
: layoutSpacingIndex(-1), proxyStyle(0) {}+ −
mutable int layoutSpacingIndex;+ −
QStyle *proxyStyle;+ −
};+ −
+ −
+ −
#define BEGIN_STYLE_PIXMAPCACHE(a) \+ −
QRect rect = option->rect; \+ −
QPixmap internalPixmapCache; \+ −
QImage imageCache; \+ −
QPainter *p = painter; \+ −
QString unique = QStyleHelper::uniqueName((a), option, option->rect.size()); \+ −
int txType = painter->deviceTransform().type() | painter->worldTransform().type(); \+ −
bool doPixmapCache = txType <= QTransform::TxTranslate; \+ −
if (doPixmapCache && QPixmapCache::find(unique, internalPixmapCache)) { \+ −
painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); \+ −
} else { \+ −
if (doPixmapCache) { \+ −
rect.setRect(0, 0, option->rect.width(), option->rect.height()); \+ −
imageCache = QImage(option->rect.size(), QImage::Format_ARGB32_Premultiplied); \+ −
imageCache.fill(0); \+ −
p = new QPainter(&imageCache); \+ −
}+ −
+ −
+ −
+ −
#define END_STYLE_PIXMAPCACHE \+ −
if (doPixmapCache) { \+ −
p->end(); \+ −
delete p; \+ −
internalPixmapCache = QPixmap::fromImage(imageCache); \+ −
painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); \+ −
QPixmapCache::insert(unique, internalPixmapCache); \+ −
} \+ −
}+ −
+ −
QT_END_NAMESPACE+ −
+ −
#endif //QSTYLE_P_H+ −