ImageControlsRootElementMac.cpp [plain text]
#include "config.h"
#include "ImageControlsRootElementMac.h"
#if ENABLE(SERVICE_CONTROLS)
#include "HTMLElement.h"
#include "ImageControlsButtonElementMac.h"
#include "RenderBlockFlow.h"
#include "RenderImage.h"
#include "RenderStyle.h"
namespace WebCore {
class RenderImageControls final : public RenderBlockFlow {
public:
RenderImageControls(HTMLElement&, Ref<RenderStyle>&&);
virtual ~RenderImageControls();
private:
virtual void updateLogicalWidth() override;
virtual void computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logicalTop, LogicalExtentComputedValues&) const override;
virtual const char* renderName() const override { return "RenderImageControls"; }
virtual bool requiresForcedStyleRecalcPropagation() const override { return true; }
};
RenderImageControls::RenderImageControls(HTMLElement& element, Ref<RenderStyle>&& style)
: RenderBlockFlow(element, WTF::move(style))
{
}
RenderImageControls::~RenderImageControls()
{
}
void RenderImageControls::updateLogicalWidth()
{
RenderBox::updateLogicalWidth();
RenderElement* renderer = element()->shadowHost()->renderer();
if (!is<RenderImage>(*renderer))
return;
setLogicalWidth(downcast<RenderImage>(*renderer).logicalWidth());
}
void RenderImageControls::computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logicalTop, LogicalExtentComputedValues& computedValues) const
{
RenderBox::computeLogicalHeight(logicalHeight, logicalTop, computedValues);
RenderElement* renderer = element()->shadowHost()->renderer();
if (!is<RenderImage>(*renderer))
return;
computedValues.m_extent = downcast<RenderImage>(*renderer).logicalHeight();
}
RefPtr<ImageControlsRootElement> ImageControlsRootElement::maybeCreate(Document& document)
{
if (!document.page())
return nullptr;
RefPtr<ImageControlsRootElementMac> controls = adoptRef(*new ImageControlsRootElementMac(document));
controls->setAttribute(HTMLNames::classAttr, "x-webkit-image-controls");
controls->appendChild(ImageControlsButtonElementMac::maybeCreate(document));
return controls.release();
}
ImageControlsRootElementMac::ImageControlsRootElementMac(Document& document)
: ImageControlsRootElement(document)
{
}
ImageControlsRootElementMac::~ImageControlsRootElementMac()
{
}
RenderPtr<RenderElement> ImageControlsRootElementMac::createElementRenderer(Ref<RenderStyle>&& style, const RenderTreePosition&)
{
return createRenderer<RenderImageControls>(*this, WTF::move(style));
}
}
#endif // ENABLE(SERVICE_CONTROLS)