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| |
| #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 |