void RenderThemeGtk::adjustSliderThumbSize(RenderObject* o) const
{
ControlPart part = o->style()->appearance();
#if ENABLE(VIDEO)
if (part == MediaSliderThumbPart) {
o->style()->setWidth(Length(m_mediaSliderThumbWidth, Fixed));
o->style()->setHeight(Length(m_mediaSliderThumbHeight, Fixed));
return;
}
if (part == MediaVolumeSliderThumbPart)
return;
#endif
GtkWidget* widget = part == SliderThumbHorizontalPart ? gtkHScale() : gtkVScale();
int length = 0, width = 0;
gtk_widget_style_get(widget,
"slider_length", &length,
"slider_width", &width,
NULL);
if (part == SliderThumbHorizontalPart) {
o->style()->setWidth(Length(length, Fixed));
o->style()->setHeight(Length(width, Fixed));
return;
}
ASSERT(part == SliderThumbVerticalPart);
o->style()->setWidth(Length(width, Fixed));
o->style()->setHeight(Length(length, Fixed));
}
bool RenderThemeGtk::paintSliderTrack(RenderObject* object, const PaintInfo& info, const IntRect& rect)
{
if (info.context->paintingDisabled())
return false;
ControlPart part = object->style()->appearance();
ASSERT(part == SliderHorizontalPart || part == SliderVerticalPart);
// We shrink the trough rect slightly to make room for the focus indicator.
IntRect troughRect(IntPoint(), rect.size()); // This is relative to rect.
GtkWidget* widget = 0;
if (part == SliderVerticalPart) {
widget = gtkVScale();
troughRect.inflateY(-gtk_widget_get_style(widget)->ythickness);
} else {
widget = gtkHScale();
troughRect.inflateX(-gtk_widget_get_style(widget)->xthickness);
}
gtk_widget_set_direction(widget, gtkTextDirection(object->style()->direction()));
WidgetRenderingContext widgetContext(info.context, rect);
widgetContext.gtkPaintBox(troughRect, widget, GTK_STATE_ACTIVE, GTK_SHADOW_OUT, "trough");
if (isFocused(object))
widgetContext.gtkPaintFocus(IntRect(IntPoint(), rect.size()), widget, getGtkStateType(object), "trough");
return false;
}
bool RenderThemeGtk::paintSliderThumb(RenderObject* object, const PaintInfo& info, const IntRect& rect)
{
if (info.context->paintingDisabled())
return false;
ControlPart part = object->style()->appearance();
ASSERT(part == SliderThumbHorizontalPart || part == SliderThumbVerticalPart);
GtkWidget* widget = 0;
const char* detail = 0;
GtkOrientation orientation;
if (part == SliderThumbVerticalPart) {
widget = gtkVScale();
detail = "vscale";
orientation = GTK_ORIENTATION_VERTICAL;
} else {
widget = gtkHScale();
detail = "hscale";
orientation = GTK_ORIENTATION_HORIZONTAL;
}
gtk_widget_set_direction(widget, gtkTextDirection(object->style()->direction()));
// Only some themes have slider thumbs respond to clicks and some don't. This information is
// gathered via the 'activate-slider' property, but it's deprecated in GTK+ 2.22 and removed in
// GTK+ 3.x. The drawback of not honoring it is that slider thumbs change color when you click
// on them.
IntRect thumbRect(IntPoint(), rect.size());
WidgetRenderingContext widgetContext(info.context, rect);
widgetContext.gtkPaintSlider(thumbRect, widget, getGtkStateType(object), GTK_SHADOW_OUT, detail, orientation);
return false;
}
void RenderThemeGtk::adjustSliderThumbSize(RenderStyle* style, Element*) const
{
ControlPart part = style->appearance();
if (part != SliderThumbHorizontalPart && part != SliderThumbVerticalPart)
return;
GtkWidget* widget = part == SliderThumbHorizontalPart ? gtkHScale() : gtkVScale();
int length = 0, width = 0;
gtk_widget_style_get(widget,
"slider_length", &length,
"slider_width", &width,
NULL);
if (part == SliderThumbHorizontalPart) {
style->setWidth(Length(length, Fixed));
style->setHeight(Length(width, Fixed));
return;
}
ASSERT(part == SliderThumbVerticalPart || part == MediaVolumeSliderThumbPart);
style->setWidth(Length(width, Fixed));
style->setHeight(Length(length, Fixed));
}
