/****************************************************************************
**
** Copyright (C) 2009 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.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qgtkpainter_p.h"
#include <QtCore/qglobal.h>
#if !defined(QT_NO_STYLE_GTK)
// This class is primarily a wrapper around the gtk painter functions
// and takes care of converting all such calls into cached Qt pixmaps.
#include <QtGui/QWidget>
#include <QtGui/QStyleOption>
#include <QtGui/QPixmapCache>
QT_BEGIN_NAMESPACE
#undef GTK_OBJECT_FLAGS
#define GTK_OBJECT_FLAGS(obj)(((GtkObject*)(obj))->flags)
#if Q_BYTE_ORDER == Q_BIG_ENDIAN
# define QT_RED 3
# define QT_GREEN 2
# define QT_BLUE 1
# define QT_ALPHA 0
#else
# define QT_RED 0
# define QT_GREEN 1
# define QT_BLUE 2
# define QT_ALPHA 3
#endif
# define GTK_RED 2
# define GTK_GREEN 1
# define GTK_BLUE 0
# define GTK_ALPHA 3
// To recover alpha we apply the gtk painting function two times to
// white, and black window backgrounds. This can be used to
// recover the premultiplied alpha channel
QPixmap QGtkPainter::renderTheme(uchar *bdata, uchar *wdata, const QRect &rect)
{
const int bytecount = rect.width() * rect.height() * 4;
for (int index = 0; index < bytecount ; index += 4) {
uchar val = bdata[index + GTK_BLUE];
if (m_alpha) {
int alphaval = qMax(bdata[index + GTK_BLUE] - wdata[index + GTK_BLUE],
bdata[index + GTK_GREEN] - wdata[index + GTK_GREEN]);
alphaval = qMax(alphaval, bdata[index + GTK_RED] - wdata[index + GTK_RED]) + 255;
bdata[index + QT_ALPHA] = alphaval;
}
bdata[index + QT_RED] = bdata[index + GTK_RED];
bdata[index + QT_GREEN] = bdata[index + GTK_GREEN];
bdata[index + QT_BLUE] = val;
}
QImage converted((const uchar*)bdata, rect.width(), rect.height(), m_alpha ?
QImage::Format_ARGB32_Premultiplied : QImage::Format_RGB32);
if (m_hflipped || m_vflipped) {
return QPixmap::fromImage(converted.mirrored(m_hflipped, m_vflipped));
} else {
// on raster graphicssystem we need to do a copy here, because
// we intend to deallocate the qimage bits shortly after...
return QPixmap::fromImage(converted.copy());
}
}
// This macro is responsible for painting any GtkStyle painting function onto a QPixmap
#define DRAW_TO_CACHE(draw_func) \
if (rect.width() > QWIDGETSIZE_MAX || rect.height() > QWIDGETSIZE_MAX) \
return; \
QRect pixmapRect(0, 0, rect.width(), rect.height()); \
{ \
GdkPixmap *pixmap = QGtkStylePrivate::gdk_pixmap_new((GdkDrawable*)(m_window->window), \
rect.width(), rect.height(), -1); \
if (!pixmap) \
return; \
style = QGtkStylePrivate::gtk_style_attach (style, m_window->window); \
QGtkStylePrivate::gdk_draw_rectangle(pixmap, m_alpha ? style->black_gc : *style->bg_gc, true, \
0, 0, rect.width(), rect.height()); \
draw_func; \
GdkPixbuf *imgb = QGtkStylePrivate::gdk_pixbuf_new(GDK_COLORSPACE_RGB, true, 8, rect.width(), rect.height());\
if (!imgb) \
return; \
imgb = QGtkStylePrivate::gdk_pixbuf_get_from_drawable(imgb, pixmap, NULL, 0, 0, 0, 0, \
rect.width(), rect.height()); \
uchar* bdata = (uchar*)QGtkStylePrivate::gdk_pixbuf_get_pixels(imgb); \
if (m_alpha) { \
QGtkStylePrivate::gdk_draw_rectangle(pixmap, style->white_gc, true, 0, 0, rect.width(), rect.height()); \
draw_func; \
GdkPixbuf *imgw = QGtkStylePrivate::gdk_pixbuf_new(GDK_COLORSPACE_RGB, true, 8, rect. \
width(), rect.height()); \
if (!imgw) \
return; \
imgw = QGtkStylePrivate::gdk_pixbuf_get_from_drawable(imgw, pixmap, NULL, 0, 0, 0, 0, \
rect.width(), rect.height()); \
uchar* wdata = (uchar*)QGtkStylePrivate::gdk_pixbuf_get_pixels(imgw); \
cache = renderTheme(bdata, wdata, rect); \
QGtkStylePrivate::gdk_pixbuf_unref(imgw); \
} else { \
cache = renderTheme(bdata, 0, rect); \
} \
QGtkStylePrivate::gdk_drawable_unref(pixmap); \
QGtkStylePrivate::gdk_pixbuf_unref(imgb); \
}
QGtkPainter::QGtkPainter(QPainter *_painter)
: m_window(QGtkStylePrivate::gtkWidget(QLatin1String("GtkWindow")))
, m_painter(_painter)
, m_alpha(true)
, m_hflipped(false)
, m_vflipped(false)
, m_usePixmapCache(true)
{}
static QString uniqueName(const QString &key, GtkStateType state, GtkShadowType shadow,
const QSize &size, GtkWidget *widget = 0)
{
// Note the widget arg should ideally use the widget path, though would compromise performance
QString tmp = QString(QLS("%0-%1-%2-%3x%4-%5")).arg(key).arg(uint(state)).arg(shadow)
.arg(size.width()).arg(size.height()).arg(quintptr(widget));
return tmp;
}
GtkStateType QGtkPainter::gtkState(const QStyleOption *option)
{
GtkStateType state = GTK_STATE_NORMAL;
if (!(option->state & QStyle::State_Enabled))
state = GTK_STATE_INSENSITIVE;
else if (option->state & QStyle::State_MouseOver)
state = GTK_STATE_PRELIGHT;
return state;
}
GtkStyle* QGtkPainter::getStyle(GtkWidget *gtkWidget)
{
Q_ASSERT(gtkWidget);
GtkStyle* style = gtkWidget->style;
Q_ASSERT(style);
return style;
}
QPixmap QGtkPainter::getIcon(const char* iconName, GtkIconSize size)
{
GtkStyle *style = QGtkStylePrivate::gtkStyle();
GtkIconSet* iconSet = QGtkStylePrivate::gtk_icon_factory_lookup_default (iconName);
GdkPixbuf* icon = QGtkStylePrivate::gtk_icon_set_render_icon(iconSet,
style,
GTK_TEXT_DIR_LTR,
GTK_STATE_NORMAL,
size,
NULL,
"button");
uchar* data = (uchar*)QGtkStylePrivate::gdk_pixbuf_get_pixels(icon);
int width = QGtkStylePrivate::gdk_pixbuf_get_width(icon);
int height = QGtkStylePrivate::gdk_pixbuf_get_height(icon);
QImage converted(width, height, QImage::Format_ARGB32);
uchar* tdata = (uchar*)converted.bits();
for ( int index = 0 ; index < height * width*4 ; index +=4 ) {
//int index = y * rowstride + x;
tdata[index + QT_RED] = data[index + GTK_RED];
tdata[index + QT_GREEN] = data[index + GTK_GREEN];
tdata[index + QT_BLUE] = data[index + GTK_BLUE];
tdata[index + QT_ALPHA] = data[index + GTK_ALPHA];
}
QGtkStylePrivate::gdk_pixbuf_unref(icon);
// should we free iconset?
return QPixmap::fromImage(converted);
}
// Note currently painted without alpha for performance reasons
void QGtkPainter::paintBoxGap(GtkWidget *gtkWidget, const gchar* part,
const QRect &paintRect, GtkStateType state,
GtkShadowType shadow, GtkPositionType gap_side,
gint x, gint width,
GtkStyle *style)
{
if (!paintRect.isValid())
return;
QPixmap cache;
QRect rect = paintRect;
// To avoid exhausting cache on large tabframes we cheat a bit by
// tiling the center part.
const int maxHeight = 256;
const int border = 16;
if (rect.height() > maxHeight && (gap_side == GTK_POS_TOP || gap_side == GTK_POS_BOTTOM))
rect.setHeight(2 * border + 1);
QString gapExtras = QString(QLS("s %0 w %1 g %2")).arg(gap_side).arg(width).arg(x);
QString pixmapName = uniqueName(QLS(part), state, shadow, rect.size(), gtkWidget) + gapExtras;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_box_gap (style,
pixmap,
state,
shadow,
NULL,
gtkWidget,
(gchar*)part,
0, 0,
rect.width(),
rect.height(),
gap_side,
x,
width));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
if (rect.size() != paintRect.size()) {
// We assume we can stretch the middle tab part
// Note: the side effect of this is that pinstripe patterns will get fuzzy
const QSize size = cache.size();
// top part
m_painter->drawPixmap(QRect(paintRect.left(), paintRect.top(),
paintRect.width(), border), cache,
QRect(0, 0, size.width(), border));
// tiled center part
QPixmap tilePart(cache.width(), 1);
QPainter scanLinePainter(&tilePart);
scanLinePainter.drawPixmap(QRect(0, 0, tilePart.width(), tilePart.height()), cache, QRect(0, border, size.width(), 1));
scanLinePainter.end();
m_painter->drawTiledPixmap(QRect(paintRect.left(), paintRect.top() + border,
paintRect.width(), paintRect.height() - 2*border), tilePart);
// bottom part
m_painter->drawPixmap(QRect(paintRect.left(), paintRect.top() + paintRect.height() - border,
paintRect.width(), border), cache,
QRect(0, size.height() - border, size.width(), border));
} else
m_painter->drawPixmap(paintRect.topLeft(), cache);
}
void QGtkPainter::paintBox(GtkWidget *gtkWidget, const gchar* part,
const QRect &paintRect, GtkStateType state,
GtkShadowType shadow, GtkStyle *style,
const QString &pmKey)
{
if (!paintRect.isValid())
return;
QPixmap cache;
QRect rect = paintRect;
// To avoid exhausting cache on large tabframes we cheat a bit by
// tiling the center part.
const int maxHeight = 256;
const int maxArea = 256*512;
const int border = 32;
if (rect.height() > maxHeight && (rect.width()*rect.height() > maxArea))
rect.setHeight(2 * border + 1);
QString pixmapName = uniqueName(QLS(part), state, shadow,
rect.size(), gtkWidget) + pmKey;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_box (style,
pixmap,
state,
shadow,
NULL,
gtkWidget,
part,
0, 0,
rect.width(),
rect.height()));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
if (rect.size() != paintRect.size()) {
// We assume we can stretch the middle tab part
// Note: the side effect of this is that pinstripe patterns will get fuzzy
const QSize size = cache.size();
// top part
m_painter->drawPixmap(QRect(paintRect.left(), paintRect.top(),
paintRect.width(), border), cache,
QRect(0, 0, size.width(), border));
// tiled center part
QPixmap tilePart(cache.width(), 1);
QPainter scanLinePainter(&tilePart);
scanLinePainter.drawPixmap(QRect(0, 0, tilePart.width(), tilePart.height()), cache, QRect(0, border, size.width(), 1));
scanLinePainter.end();
m_painter->drawTiledPixmap(QRect(paintRect.left(), paintRect.top() + border,
paintRect.width(), paintRect.height() - 2*border), tilePart);
// bottom part
m_painter->drawPixmap(QRect(paintRect.left(), paintRect.top() + paintRect.height() - border,
paintRect.width(), border), cache,
QRect(0, size.height() - border, size.width(), border));
} else
m_painter->drawPixmap(paintRect.topLeft(), cache);
}
void QGtkPainter::paintHline(GtkWidget *gtkWidget, const gchar* part,
const QRect &rect, GtkStateType state,
GtkStyle *style, int x1, int x2, int y,
const QString &pmKey)
{
if (!rect.isValid())
return;
QPixmap cache;
QString hLineExtras = QString(QLS("%0 %1 %2")).arg(x1).arg(x2).arg(y);
QString pixmapName = uniqueName(QLS(part), state, GTK_SHADOW_NONE, rect.size(), gtkWidget)
+ hLineExtras + pmKey;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_hline (style,
pixmap,
state,
NULL,
gtkWidget,
part,
x1, x2, y));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintVline(GtkWidget *gtkWidget, const gchar* part,
const QRect &rect, GtkStateType state,
GtkStyle *style, int y1, int y2, int x,
const QString &pmKey)
{
if (!rect.isValid())
return;
QPixmap cache;
QString vLineExtras = QString(QLS("%0 %1 %2")).arg(y1).arg(y2).arg(x);
QString pixmapName = uniqueName(QLS(part), state, GTK_SHADOW_NONE, rect.size(),
gtkWidget) + vLineExtras +pmKey;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_vline (style,
pixmap,
state,
NULL,
gtkWidget,
part,
y1, y2,
x));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintExpander(GtkWidget *gtkWidget,
const gchar* part, const QRect &rect,
GtkStateType state, GtkExpanderStyle expander_state,
GtkStyle *style, const QString &pmKey)
{
if (!rect.isValid())
return;
QPixmap cache;
QString pixmapName = uniqueName(QLS(part), state, GTK_SHADOW_NONE, rect.size(),
gtkWidget) + QString::number(expander_state) + pmKey;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_expander (style, pixmap,
state, NULL,
gtkWidget, part,
rect.width()/2,
rect.height()/2,
expander_state));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintFocus(GtkWidget *gtkWidget, const gchar* part,
const QRect &rect, GtkStateType state,
GtkStyle *style, const QString &pmKey)
{
if (!rect.isValid())
return;
QPixmap cache;
QString pixmapName = uniqueName(QLS(part), state, GTK_SHADOW_NONE, rect.size(), gtkWidget) + pmKey;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_focus (style, pixmap, state, NULL,
gtkWidget,
part,
0, 0,
rect.width(),
rect.height()));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintResizeGrip(GtkWidget *gtkWidget, const gchar* part,
const QRect &rect, GtkStateType state,
GtkShadowType shadow, GdkWindowEdge edge,
GtkStyle *style, const QString &pmKey)
{
if (!rect.isValid())
return;
QPixmap cache;
QString pixmapName = uniqueName(QLS(part), state, shadow, rect.size(), gtkWidget) + pmKey;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_resize_grip (style, pixmap, state,
NULL, gtkWidget,
part, edge, 0, 0,
rect.width(),
rect.height()));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintArrow(GtkWidget *gtkWidget, const gchar* part,
const QRect &arrowrect, GtkArrowType arrow_type,
GtkStateType state, GtkShadowType shadow,
gboolean fill, GtkStyle *style, const QString &pmKey)
{
QRect rect = m_cliprect.isValid() ? m_cliprect : arrowrect;
if (!rect.isValid())
return;
QPixmap cache;
QString pixmapName = uniqueName(QLS(part), state, shadow, rect.size()) +
QString::number((int)arrow_type) + pmKey;
GdkRectangle gtkCliprect = {0, 0, rect.width(), rect.height()};
int xOffset = m_cliprect.isValid() ? arrowrect.x() - m_cliprect.x() : 0;
int yOffset = m_cliprect.isValid() ? arrowrect.y() - m_cliprect.y() : 0;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_arrow (style, pixmap, state, shadow,
>kCliprect,
gtkWidget,
part,
arrow_type, fill,
xOffset, yOffset,
arrowrect.width(),
arrowrect.height()))
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintHandle(GtkWidget *gtkWidget, const gchar* part, const QRect &rect,
GtkStateType state, GtkShadowType shadow,
GtkOrientation orientation, GtkStyle *style)
{
if (!rect.isValid())
return;
QPixmap cache;
QString pixmapName = uniqueName(QLS(part), state, shadow, rect.size())
+ QString::number(orientation);
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_handle (style,
pixmap,
state,
shadow,
NULL,
gtkWidget,
part, 0, 0,
rect.width(),
rect.height(),
orientation));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintSlider(GtkWidget *gtkWidget, const gchar* part, const QRect &rect,
GtkStateType state, GtkShadowType shadow,
GtkStyle *style, GtkOrientation orientation,
const QString &pmKey)
{
if (!rect.isValid())
return;
QPixmap cache;
QString pixmapName = uniqueName(QLS(part), state, shadow, rect.size(), gtkWidget) + pmKey;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_slider (style,
pixmap,
state,
shadow,
NULL,
gtkWidget,
part,
0, 0,
rect.width(),
rect.height(),
orientation));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintShadow(GtkWidget *gtkWidget, const gchar* part,
const QRect &rect, GtkStateType state,
GtkShadowType shadow, GtkStyle *style,
const QString &pmKey)
{
if (!rect.isValid())
return;
QRect r = rect;
QPixmap cache;
QString pixmapName = uniqueName(QLS(part), state, shadow, rect.size()) + pmKey;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_shadow(style, pixmap, state, shadow, NULL,
gtkWidget, part, 0, 0, rect.width(), rect.height()));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintFlatBox(GtkWidget *gtkWidget, const gchar* part,
const QRect &rect, GtkStateType state,
GtkShadowType shadow, GtkStyle *style,
const QString &pmKey)
{
if (!rect.isValid())
return;
QRect r = rect;
QPixmap cache;
QString pixmapName = uniqueName(QLS(part), state, shadow, rect.size()) + pmKey;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_flat_box (style,
pixmap,
state,
shadow,
NULL,
gtkWidget,
part, 0, 0,
rect.width(),
rect.height()));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintExtention(GtkWidget *gtkWidget,
const gchar *part, const QRect &rect,
GtkStateType state, GtkShadowType shadow,
GtkPositionType gap_pos, GtkStyle *style)
{
if (!rect.isValid())
return;
QRect r = rect;
QPixmap cache;
QString pixmapName = uniqueName(QLS(part), state, shadow, rect.size(), gtkWidget);
pixmapName += QString::number(gap_pos);
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_extension (style, pixmap, state, shadow,
NULL, gtkWidget,
(gchar*)part, 0, 0,
rect.width(),
rect.height(),
gap_pos));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintOption(GtkWidget *gtkWidget, const QRect &radiorect,
GtkStateType state, GtkShadowType shadow,
GtkStyle *style, const QString &detail)
{
QRect rect = m_cliprect.isValid() ? m_cliprect : radiorect;
if (!rect.isValid())
return;
QRect r = rect;
QPixmap cache;
QString pixmapName = uniqueName(detail, state, shadow, rect.size());
GdkRectangle gtkCliprect = {0, 0, rect.width(), rect.height()};
int xOffset = m_cliprect.isValid() ? radiorect.x() - m_cliprect.x() : 0;
int yOffset = m_cliprect.isValid() ? radiorect.y() - m_cliprect.y() : 0;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_option(style, pixmap,
state, shadow,
>kCliprect,
gtkWidget,
detail.toLatin1(),
xOffset, yOffset,
radiorect.width(),
radiorect.height()));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
void QGtkPainter::paintCheckbox(GtkWidget *gtkWidget, const QRect &checkrect,
GtkStateType state, GtkShadowType shadow,
GtkStyle *style, const QString &detail)
{
QRect rect = m_cliprect.isValid() ? m_cliprect : checkrect;
if (!rect.isValid())
return;
QRect r = rect;
QPixmap cache;
QString pixmapName = uniqueName(detail, state, shadow, rect.size());
GdkRectangle gtkCliprect = {0, 0, rect.width(), rect.height()};
int xOffset = m_cliprect.isValid() ? checkrect.x() - m_cliprect.x() : 0;
int yOffset = m_cliprect.isValid() ? checkrect.y() - m_cliprect.y() : 0;
if (!m_usePixmapCache || !QPixmapCache::find(pixmapName, cache)) {
DRAW_TO_CACHE(QGtkStylePrivate::gtk_paint_check (style,
pixmap,
state,
shadow,
>kCliprect,
gtkWidget,
detail.toLatin1(),
xOffset, yOffset,
checkrect.width(),
checkrect.height()));
if (m_usePixmapCache)
QPixmapCache::insert(pixmapName, cache);
}
m_painter->drawPixmap(rect.topLeft(), cache);
}
QT_END_NAMESPACE
#endif //!defined(QT_NO_STYLE_GTK)