#include "config.h"
#include "PseudoElement.h"
#include "ContentData.h"
#include "InspectorInstrumentation.h"
#include "NodeRenderingContext.h"
#include "RenderObject.h"
#include "RenderQuote.h"
namespace WebCore {
const QualifiedName& pseudoElementTagName()
{
DEFINE_STATIC_LOCAL(QualifiedName, name, (nullAtom, "<pseudo>", nullAtom));
return name;
}
String PseudoElement::pseudoElementNameForEvents(PseudoId pseudoId)
{
DEFINE_STATIC_LOCAL(const String, after, (ASCIILiteral("::after")));
DEFINE_STATIC_LOCAL(const String, before, (ASCIILiteral("::before")));
switch (pseudoId) {
case AFTER:
return after;
case BEFORE:
return before;
default:
return emptyString();
}
}
PseudoElement::PseudoElement(Element* parent, PseudoId pseudoId)
: Element(pseudoElementTagName(), parent->document(), CreatePseudoElement)
, m_pseudoId(pseudoId)
{
ASSERT(pseudoId != NOPSEUDO);
setParentOrShadowHostNode(parent);
setHasCustomStyleCallbacks();
}
PseudoElement::~PseudoElement()
{
#if USE(ACCELERATED_COMPOSITING)
InspectorInstrumentation::pseudoElementDestroyed(document()->page(), this);
#endif
}
PassRefPtr<RenderStyle> PseudoElement::customStyleForRenderer()
{
return parentOrShadowHostElement()->renderer()->getCachedPseudoStyle(m_pseudoId);
}
void PseudoElement::attach(const AttachContext& context)
{
ASSERT(!renderer());
Element::attach(context);
RenderObject* renderer = this->renderer();
if (!renderer || !renderer->style()->regionThread().isEmpty())
return;
RenderStyle* style = renderer->style();
ASSERT(style->contentData());
for (const ContentData* content = style->contentData(); content; content = content->next()) {
RenderObject* child = content->createRenderer(document(), style);
if (renderer->isChildAllowed(child, style)) {
renderer->addChild(child);
if (child->isQuote())
toRenderQuote(child)->attachQuote();
} else
child->destroy();
}
}
bool PseudoElement::rendererIsNeeded(const NodeRenderingContext& context)
{
return pseudoElementRendererIsNeeded(context.style());
}
void PseudoElement::didRecalcStyle(StyleChange)
{
if (!renderer())
return;
RenderObject* renderer = this->renderer();
for (RenderObject* child = renderer->nextInPreOrder(renderer); child; child = child->nextInPreOrder(renderer)) {
if (!child->isText() && !child->isImage())
continue;
if (child->style()->styleType() == FIRST_LETTER)
continue;
child->setPseudoStyle(renderer->style());
}
}
}