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41 
42 #ifndef QSTYLEPAINTER_H
43 #define QSTYLEPAINTER_H
44 
45 #include <QtGui/qpainter.h>
46 #include <QtGui/qstyle.h>
47 #include <QtGui/qwidget.h>
48 
49 QT_BEGIN_HEADER
50 
51 QT_BEGIN_NAMESPACE
52 
QT_MODULE(Gui)53 QT_MODULE(Gui)
54 
55 class QStylePainter : public QPainter
56 {
57 public:
58     inline QStylePainter() : QPainter(), widget(0), wstyle(0) {}
59     inline explicit QStylePainter(QWidget *w) { begin(w, w); }
60     inline QStylePainter(QPaintDevice *pd, QWidget *w) { begin(pd, w); }
61     inline bool begin(QWidget *w) { return begin(w, w); }
62     inline bool begin(QPaintDevice *pd, QWidget *w) {
63         Q_ASSERT_X(w, "QStylePainter::QStylePainter", "Widget must be non-zero");
64         widget = w;
65         wstyle = w->style();
66         return QPainter::begin(pd);
67     };
68     inline void drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption &opt);
69     inline void drawControl(QStyle::ControlElement ce, const QStyleOption &opt);
70     inline void drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex &opt);
71     inline void drawItemText(const QRect &r, int flags, const QPalette &pal, bool enabled,
72                              const QString &text, QPalette::ColorRole textRole = QPalette::NoRole);
73     inline void drawItemPixmap(const QRect &r, int flags, const QPixmap &pixmap);
74     inline QStyle *style() const { return wstyle; }
75 
76 private:
77     QWidget *widget;
78     QStyle *wstyle;
79     Q_DISABLE_COPY(QStylePainter)
80 };
81 
drawPrimitive(QStyle::PrimitiveElement pe,const QStyleOption & opt)82 void QStylePainter::drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption &opt)
83 {
84     wstyle->drawPrimitive(pe, &opt, this, widget);
85 }
86 
drawControl(QStyle::ControlElement ce,const QStyleOption & opt)87 void QStylePainter::drawControl(QStyle::ControlElement ce, const QStyleOption &opt)
88 {
89     wstyle->drawControl(ce, &opt, this, widget);
90 }
91 
drawComplexControl(QStyle::ComplexControl cc,const QStyleOptionComplex & opt)92 void QStylePainter::drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex &opt)
93 {
94     wstyle->drawComplexControl(cc, &opt, this, widget);
95 }
96 
drawItemText(const QRect & r,int flags,const QPalette & pal,bool enabled,const QString & text,QPalette::ColorRole textRole)97 void QStylePainter::drawItemText(const QRect &r, int flags, const QPalette &pal, bool enabled,
98                                  const QString &text, QPalette::ColorRole textRole)
99 {
100     wstyle->drawItemText(this, r, flags, pal, enabled, text, textRole);
101 }
102 
drawItemPixmap(const QRect & r,int flags,const QPixmap & pixmap)103 void QStylePainter::drawItemPixmap(const QRect &r, int flags, const QPixmap &pixmap)
104 {
105     wstyle->drawItemPixmap(this, r, flags, pixmap);
106 }
107 
108 QT_END_NAMESPACE
109 
110 QT_END_HEADER
111 
112 #endif // QSTYLEPAINTER_H
113