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/*
* Copyright (C) 2013 Google Inc. All rights reserved.
* Copyright (C) 2015, 2016 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "ActiveDOMCallback.h"
#include "QualifiedName.h"
#include <JavaScriptCore/JSObject.h>
#include <JavaScriptCore/Weak.h>
#include <JavaScriptCore/WeakInlines.h>
#include <wtf/Forward.h>
#include <wtf/Function.h>
#include <wtf/RefCounted.h>
#include <wtf/RobinHoodHashSet.h>
#include <wtf/text/AtomStringHash.h>
namespace JSC {
class JSObject;
class PrivateName;
}
namespace WebCore {
class DOMWrapperWorld;
class Document;
class Element;
class JSDOMGlobalObject;
class MathMLElement;
class SVGElement;
enum class ParserConstructElementWithEmptyStack { No, Yes };
class JSCustomElementInterface : public RefCounted<JSCustomElementInterface>, public ActiveDOMCallback {
public:
static Ref<JSCustomElementInterface> create(const QualifiedName& name, JSC::JSObject* callback, JSDOMGlobalObject* globalObject)
{
return adoptRef(*new JSCustomElementInterface(name, callback, globalObject));
}
Ref<Element> constructElementWithFallback(Document&, const AtomString&, ParserConstructElementWithEmptyStack = ParserConstructElementWithEmptyStack::No);
Ref<Element> constructElementWithFallback(Document&, const QualifiedName&);
void upgradeElement(Element&);
void setConnectedCallback(JSC::JSObject*);
bool hasConnectedCallback() const { return !!m_connectedCallback; }
void invokeConnectedCallback(Element&);
void setDisconnectedCallback(JSC::JSObject*);
bool hasDisconnectedCallback() const { return !!m_disconnectedCallback; }
void invokeDisconnectedCallback(Element&);
void setAdoptedCallback(JSC::JSObject*);
bool hasAdoptedCallback() const { return !!m_adoptedCallback; }
void invokeAdoptedCallback(Element&, Document& oldDocument, Document& newDocument);
void setAttributeChangedCallback(JSC::JSObject* callback, Vector<AtomString>&& observedAttributes);
bool observesAttribute(const AtomString& name) const { return m_observedAttributes.contains(name); }
void invokeAttributeChangedCallback(Element&, const QualifiedName&, const AtomString& oldValue, const AtomString& newValue);
void disableShadow() { m_isShadowDisabled = true; }
bool isShadowDisabled() const { return m_isShadowDisabled; }
ScriptExecutionContext* scriptExecutionContext() const { return ContextDestructionObserver::scriptExecutionContext(); }
JSC::JSObject* constructor() { return m_constructor.get(); }
const QualifiedName& name() const { return m_name; }
bool isUpgradingElement() const { return !m_constructionStack.isEmpty(); }
Element* lastElementInConstructionStack() const { return m_constructionStack.last().get(); }
void didUpgradeLastElementInConstructionStack();
virtual ~JSCustomElementInterface();
private:
JSCustomElementInterface(const QualifiedName&, JSC::JSObject* callback, JSDOMGlobalObject*);
RefPtr<Element> tryToConstructCustomElement(Document&, const AtomString&, ParserConstructElementWithEmptyStack);
void invokeCallback(Element&, JSC::JSObject* callback, const Function<void(JSC::JSGlobalObject*, JSDOMGlobalObject*, JSC::MarkedArgumentBuffer&)>& addArguments = [](JSC::JSGlobalObject*, JSDOMGlobalObject*, JSC::MarkedArgumentBuffer&) { });
QualifiedName m_name;
JSC::Weak<JSC::JSObject> m_constructor;
JSC::Weak<JSC::JSObject> m_connectedCallback;
JSC::Weak<JSC::JSObject> m_disconnectedCallback;
JSC::Weak<JSC::JSObject> m_adoptedCallback;
JSC::Weak<JSC::JSObject> m_attributeChangedCallback;
Ref<DOMWrapperWorld> m_isolatedWorld;
Vector<RefPtr<Element>, 1> m_constructionStack;
MemoryCompactRobinHoodHashSet<AtomString> m_observedAttributes;
bool m_isShadowDisabled : 1;
};
} // namespace WebCore
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