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# qstylepainter.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QSTYLEPAINTER_H
    00043 #define QSTYLEPAINTER_H
    00044
    00045 #include <QtGui/qpainter.h>
    00046 #include <QtGui/qstyle.h>
    00047 #include <QtGui/qwidget.h>
    00048
    00049 QT_BEGIN_HEADER
    00050
    00051 QT_BEGIN_NAMESPACE
    00052
    00053 QT_MODULE(Gui)
    00054
    00055 class QStylePainter : public QPainter
    00056 {
    00057 public:
    00058     inline QStylePainter() : QPainter(), widget(0), wstyle(0) {}
    00059     inline explicit QStylePainter(QWidget *w) { begin(w, w); }
    00060     inline QStylePainter(QPaintDevice *pd, QWidget *w) { begin(pd, w); }
    00061     inline bool begin(QWidget *w) { return begin(w, w); }
    00062     inline bool begin(QPaintDevice *pd, QWidget *w) {
    00063         Q_ASSERT_X(w, "QStylePainter::QStylePainter", "Widget must be non-zero");
    00064         widget = w;
    00065         wstyle = w->style();
    00066         return QPainter::begin(pd);
    00067     };
    00068     inline void drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption &opt);
    00069     inline void drawControl(QStyle::ControlElement ce, const QStyleOption &opt);
    00070     inline void drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex &opt);
    00071     inline void drawItemText(const QRect &r, int flags, const QPalette &pal, bool enabled,
    00072                              const QString &text, QPalette::ColorRole textRole = QPalette::NoRole);
    00073     inline void drawItemPixmap(const QRect &r, int flags, const QPixmap &pixmap);
    00074     inline QStyle *style() const { return wstyle; }
    00075
    00076 private:
    00077     QWidget *widget;
    00078     QStyle *wstyle;
    00079     Q_DISABLE_COPY(QStylePainter)
    00080 };
    00081
    00082 void QStylePainter::drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption &opt)
    00083 {
    00084     wstyle->drawPrimitive(pe, &opt, this, widget);
    00085 }
    00086
    00087 void QStylePainter::drawControl(QStyle::ControlElement ce, const QStyleOption &opt)
    00088 {
    00089     wstyle->drawControl(ce, &opt, this, widget);
    00090 }
    00091
    00092 void QStylePainter::drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex &opt)
    00093 {
    00094     wstyle->drawComplexControl(cc, &opt, this, widget);
    00095 }
    00096
    00097 void QStylePainter::drawItemText(const QRect &r, int flags, const QPalette &pal, bool enabled,
    00098                                  const QString &text, QPalette::ColorRole textRole)
    00099 {
    00100     wstyle->drawItemText(this, r, flags, pal, enabled, text, textRole);
    00101 }
    00102
    00103 void QStylePainter::drawItemPixmap(const QRect &r, int flags, const QPixmap &pixmap)
    00104 {
    00105     wstyle->drawItemPixmap(this, r, flags, pixmap);
    00106 }
    00107
    00108 QT_END_NAMESPACE
    00109
    00110 QT_END_HEADER
    00111
    00112 #endif // QSTYLEPAINTER_H