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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QSTYLEPAINTER_H
#define QSTYLEPAINTER_H
#include <QtWidgets/qtwidgetsglobal.h>
#include <QtGui/qpainter.h>
#include <QtWidgets/qstyle.h>
#include <QtWidgets/qwidget.h>
QT_BEGIN_NAMESPACE
class QStylePainter : public QPainter
{
public:
inline QStylePainter() : QPainter(), widget(nullptr), wstyle(nullptr) {}
inline explicit QStylePainter(QWidget *w) { begin(w, w); }
inline QStylePainter(QPaintDevice *pd, QWidget *w) { begin(pd, w); }
inline bool begin(QWidget *w) { return begin(w, w); }
inline bool begin(QPaintDevice *pd, QWidget *w) {
Q_ASSERT_X(w, "QStylePainter::QStylePainter", "Widget must be non-zero");
widget = w;
wstyle = w->style();
return QPainter::begin(pd);
};
inline void drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption &opt);
inline void drawControl(QStyle::ControlElement ce, const QStyleOption &opt);
inline void drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex &opt);
inline void drawItemText(const QRect &r, int flags, const QPalette &pal, bool enabled,
const QString &text, QPalette::ColorRole textRole = QPalette::NoRole);
inline void drawItemPixmap(const QRect &r, int flags, const QPixmap &pixmap);
inline QStyle *style() const { return wstyle; }
private:
QWidget *widget;
QStyle *wstyle;
Q_DISABLE_COPY(QStylePainter)
};
void QStylePainter::drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption &opt)
{
wstyle->drawPrimitive(pe, &opt, this, widget);
}
void QStylePainter::drawControl(QStyle::ControlElement ce, const QStyleOption &opt)
{
wstyle->drawControl(ce, &opt, this, widget);
}
void QStylePainter::drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex &opt)
{
wstyle->drawComplexControl(cc, &opt, this, widget);
}
void QStylePainter::drawItemText(const QRect &r, int flags, const QPalette &pal, bool enabled,
const QString &text, QPalette::ColorRole textRole)
{
wstyle->drawItemText(this, r, flags, pal, enabled, text, textRole);
}
void QStylePainter::drawItemPixmap(const QRect &r, int flags, const QPixmap &pixmap)
{
wstyle->drawItemPixmap(this, r, flags, pixmap);
}
QT_END_NAMESPACE
#endif // QSTYLEPAINTER_H
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