root/Source/core/html/HTMLScriptElement.cpp

DEFINITIONS

1. m_loader
2. create
3. isURLAttribute
4. hasLegalLinkAttribute
5. subResourceAttributeName
6. childrenChanged
7. parseAttribute
8. insertedInto
9. didNotifySubtreeInsertionsToDocument
10. setText
11. setAsync
12. async
13. src
14. sourceAttributeValue
15. charsetAttributeValue
16. typeAttributeValue
17. languageAttributeValue
18. forAttributeValue
19. eventAttributeValue
20. asyncAttributeValue
21. deferAttributeValue
22. hasSourceAttribute
23. dispatchLoadEvent
24. cloneElementWithoutAttributesAndChildren

/*
 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
 *           (C) 1999 Antti Koivisto (koivisto@kde.org)
 *           (C) 2001 Dirk Mueller (mueller@kde.org)
 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#include "config.h"
#include "core/html/HTMLScriptElement.h"

#include "HTMLNames.h"
#include "bindings/v8/ExceptionStatePlaceholder.h"
#include "bindings/v8/ScriptEventListener.h"
#include "core/dom/Attribute.h"
#include "core/dom/Document.h"
#include "core/dom/ScriptLoader.h"
#include "core/dom/Text.h"
#include "core/events/Event.h"

namespace WebCore {

using namespace HTMLNames;

inline HTMLScriptElement::HTMLScriptElement(Document& document, bool wasInsertedByParser, bool alreadyStarted)
    : HTMLElement(scriptTag, document)
    , m_loader(ScriptLoader::create(this, wasInsertedByParser, alreadyStarted))
{
    ScriptWrappable::init(this);
}

PassRefPtr<HTMLScriptElement> HTMLScriptElement::create(Document& document, bool wasInsertedByParser, bool alreadyStarted)
{
    return adoptRef(new HTMLScriptElement(document, wasInsertedByParser, alreadyStarted));
}

bool HTMLScriptElement::isURLAttribute(const Attribute& attribute) const
{
    return attribute.name() == srcAttr || HTMLElement::isURLAttribute(attribute);
}

bool HTMLScriptElement::hasLegalLinkAttribute(const QualifiedName& name) const
{
    return name == srcAttr || HTMLElement::hasLegalLinkAttribute(name);
}

const QualifiedName& HTMLScriptElement::subResourceAttributeName() const
{
    return srcAttr;
}

void HTMLScriptElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
{
    HTMLElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
    m_loader->childrenChanged();
}

void HTMLScriptElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
{
    if (name == srcAttr)
        m_loader->handleSourceAttribute(value);
    else if (name == asyncAttr)
        m_loader->handleAsyncAttribute();
    else
        HTMLElement::parseAttribute(name, value);
}

Node::InsertionNotificationRequest HTMLScriptElement::insertedInto(ContainerNode* insertionPoint)
{
    HTMLElement::insertedInto(insertionPoint);
    return InsertionShouldCallDidNotifySubtreeInsertions;
}

void HTMLScriptElement::didNotifySubtreeInsertionsToDocument()
{
    m_loader->didNotifySubtreeInsertionsToDocument();
}

void HTMLScriptElement::setText(const String &value)
{
    RefPtr<Node> protectFromMutationEvents(this);

    if (hasOneTextChild()) {
        toText(firstChild())->setData(value);
        return;
    }

    removeChildren();
    appendChild(document().createTextNode(value.impl()), IGNORE_EXCEPTION);
}

void HTMLScriptElement::setAsync(bool async)
{
    setBooleanAttribute(asyncAttr, async);
    m_loader->handleAsyncAttribute();
}

bool HTMLScriptElement::async() const
{
    return fastHasAttribute(asyncAttr) || (m_loader->forceAsync());
}

KURL HTMLScriptElement::src() const
{
    return document().completeURL(sourceAttributeValue());
}

String HTMLScriptElement::sourceAttributeValue() const
{
    return getAttribute(srcAttr).string();
}

String HTMLScriptElement::charsetAttributeValue() const
{
    return getAttribute(charsetAttr).string();
}

String HTMLScriptElement::typeAttributeValue() const
{
    return getAttribute(typeAttr).string();
}

String HTMLScriptElement::languageAttributeValue() const
{
    return getAttribute(languageAttr).string();
}

String HTMLScriptElement::forAttributeValue() const
{
    return getAttribute(forAttr).string();
}

String HTMLScriptElement::eventAttributeValue() const
{
    return getAttribute(eventAttr).string();
}

bool HTMLScriptElement::asyncAttributeValue() const
{
    return fastHasAttribute(asyncAttr);
}

bool HTMLScriptElement::deferAttributeValue() const
{
    return fastHasAttribute(deferAttr);
}

bool HTMLScriptElement::hasSourceAttribute() const
{
    return fastHasAttribute(srcAttr);
}

void HTMLScriptElement::dispatchLoadEvent()
{
    ASSERT(!m_loader->haveFiredLoadEvent());
    dispatchEvent(Event::create(EventTypeNames::load));
}

PassRefPtr<Element> HTMLScriptElement::cloneElementWithoutAttributesAndChildren()
{
    return adoptRef(new HTMLScriptElement(document(), false, m_loader->alreadyStarted()));
}

}