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/****************************************************************************
**
** Copyright (C) 2010 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSTYLESHEETSTYLE_P_H
#define QSTYLESHEETSTYLE_P_H
#include "QtGui/qwindowsstyle.h"
#ifndef QT_NO_STYLE_STYLESHEET
#include "QtGui/qstyleoption.h"
#include "QtCore/qhash.h"
#include "QtGui/qevent.h"
#include "QtCore/qvector.h"
#include "QtGui/qapplication.h"
#include "private/qcssparser_p.h"
#include "QtGui/qbrush.h"
QT_BEGIN_NAMESPACE
//
// 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.
//
class QRenderRule;
class QAbstractScrollArea;
class QStyleSheetStylePrivate;
class QStyleOptionTitleBar;
class Q_AUTOTEST_EXPORT QStyleSheetStyle : public QWindowsStyle
{
typedef QWindowsStyle ParentStyle;
Q_OBJECT
public:
QStyleSheetStyle(QStyle *baseStyle);
~QStyleSheetStyle();
void drawComplexControl(ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p,
const QWidget *w = 0) const;
void drawControl(ControlElement element, const QStyleOption *opt, QPainter *p,
const QWidget *w = 0) const;
void drawItemPixmap(QPainter *painter, const QRect &rect, int alignment, const QPixmap &pixmap) const;
void drawItemText(QPainter *painter, const QRect& rect, int alignment, const QPalette &pal,
bool enabled, const QString& text, QPalette::ColorRole textRole = QPalette::NoRole) const;
void drawPrimitive(PrimitiveElement pe, const QStyleOption *opt, QPainter *p,
const QWidget *w = 0) const;
QPixmap generatedIconPixmap(QIcon::Mode iconMode, const QPixmap &pixmap,
const QStyleOption *option) const;
SubControl hitTestComplexControl(ComplexControl cc, const QStyleOptionComplex *opt,
const QPoint &pt, const QWidget *w = 0) const;
QRect itemPixmapRect(const QRect &rect, int alignment, const QPixmap &pixmap) const;
QRect itemTextRect(const QFontMetrics &metrics, const QRect &rect, int alignment, bool enabled,
const QString &text) const;
int pixelMetric(PixelMetric metric, const QStyleOption *option = 0, const QWidget *widget = 0) const;
void polish(QWidget *widget);
void polish(QApplication *app);
void polish(QPalette &pal);
QSize sizeFromContents(ContentsType ct, const QStyleOption *opt,
const QSize &contentsSize, const QWidget *widget = 0) const;
QPalette standardPalette() const;
QPixmap standardPixmap(StandardPixmap standardPixmap, const QStyleOption *option = 0,
const QWidget *w = 0 ) const;
int layoutSpacing(QSizePolicy::ControlType control1, QSizePolicy::ControlType control2,
Qt::Orientation orientation, const QStyleOption *option = 0,
const QWidget *widget = 0) const;
int styleHint(StyleHint sh, const QStyleOption *opt = 0, const QWidget *w = 0,
QStyleHintReturn *shret = 0) const;
QRect subElementRect(SubElement r, const QStyleOption *opt, const QWidget *widget = 0) const;
QRect subControlRect(ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc,
const QWidget *w = 0) const;
// These functions are called from QApplication/QWidget. Be careful.
QStyle *baseStyle() const;
void repolish(QWidget *widget);
void repolish(QApplication *app);
void unpolish(QWidget *widget);
void unpolish(QApplication *app);
QStyle *base;
void ref() { ++refcount; }
void deref() { Q_ASSERT(refcount > 0); if (!--refcount) delete this; }
void updateStyleSheetFont(QWidget* w) const;
void saveWidgetFont(QWidget* w, const QFont& font) const;
void clearWidgetFont(QWidget* w) const;
bool styleSheetPalette(const QWidget* w, const QStyleOption* opt, QPalette* pal);
protected Q_SLOTS:
QIcon standardIconImplementation(StandardPixmap standardIcon, const QStyleOption *opt = 0,
const QWidget *widget = 0) const;
int layoutSpacingImplementation(QSizePolicy::ControlType control1,
QSizePolicy::ControlType control2,
Qt::Orientation orientation,
const QStyleOption *option = 0,
const QWidget *widget = 0) const;
protected:
bool event(QEvent *e);
private Q_SLOTS:
void widgetDestroyed(QObject *);
private:
int refcount;
friend class QRenderRule;
int nativeFrameWidth(const QWidget *);
QRenderRule renderRule(const QWidget *, int, quint64 = 0) const;
QRenderRule renderRule(const QWidget *, const QStyleOption *, int = 0) const;
QSize defaultSize(const QWidget *, QSize, const QRect&, int) const;
QRect positionRect(const QWidget *, const QRenderRule&, const QRenderRule&, int,
const QRect&, Qt::LayoutDirection) const;
QRect positionRect(const QWidget *w, const QRenderRule &rule2, int pe,
const QRect &originRect, Qt::LayoutDirection dir) const;
mutable QCss::Parser parser;
void setPalette(QWidget *);
void unsetPalette(QWidget *);
void setProperties(QWidget *);
void setGeometry(QWidget *);
QVector<QCss::StyleRule> styleRules(const QWidget *w) const;
bool hasStyleRule(const QWidget *w, int part) const;
QHash<QStyle::SubControl, QRect> titleBarLayout(const QWidget *w, const QStyleOptionTitleBar *tb) const;
QCss::StyleSheet getDefaultStyleSheet() const;
static Qt::Alignment resolveAlignment(Qt::LayoutDirection, Qt::Alignment);
static bool isNaturalChild(const QWidget *w);
bool initWidget(const QWidget *w) const;
public:
static int numinstances;
private:
Q_DISABLE_COPY(QStyleSheetStyle)
Q_DECLARE_PRIVATE(QStyleSheetStyle)
};
QT_END_NAMESPACE
#endif // QT_NO_STYLE_STYLESHEET
#endif // QSTYLESHEETSTYLE_P_H
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