90 lines
3.2 KiB
C++
90 lines
3.2 KiB
C++
/*
|
|
* Copyright (C) 2009 Google Inc. All rights reserved.
|
|
* Copyright (C) 2010-2020 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:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * 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.
|
|
* * Neither the name of Google Inc. nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
|
|
* OWNER OR 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.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#if ENABLE(DATALIST_ELEMENT)
|
|
|
|
#include "HTMLDataListElement.h"
|
|
|
|
#include "GenericCachedHTMLCollection.h"
|
|
#include "HTMLNames.h"
|
|
#include "HTMLOptionElement.h"
|
|
#include "IdTargetObserverRegistry.h"
|
|
#include "NodeRareData.h"
|
|
#include <wtf/IsoMallocInlines.h>
|
|
|
|
namespace WebCore {
|
|
|
|
WTF_MAKE_ISO_ALLOCATED_IMPL(HTMLDataListElement);
|
|
|
|
inline HTMLDataListElement::HTMLDataListElement(const QualifiedName& tagName, Document& document)
|
|
: HTMLElement(tagName, document)
|
|
{
|
|
document.incrementDataListElementCount();
|
|
}
|
|
|
|
HTMLDataListElement::~HTMLDataListElement()
|
|
{
|
|
document().decrementDataListElementCount();
|
|
}
|
|
|
|
Ref<HTMLDataListElement> HTMLDataListElement::create(const QualifiedName& tagName, Document& document)
|
|
{
|
|
return adoptRef(*new HTMLDataListElement(tagName, document));
|
|
}
|
|
|
|
void HTMLDataListElement::didMoveToNewDocument(Document& oldDocument, Document& newDocument)
|
|
{
|
|
oldDocument.decrementDataListElementCount();
|
|
newDocument.incrementDataListElementCount();
|
|
HTMLElement::didMoveToNewDocument(oldDocument, newDocument);
|
|
}
|
|
|
|
Ref<HTMLCollection> HTMLDataListElement::options()
|
|
{
|
|
return ensureRareData().ensureNodeLists().addCachedCollection<GenericCachedHTMLCollection<CollectionTypeTraits<DataListOptions>::traversalType>>(*this, DataListOptions);
|
|
}
|
|
|
|
void HTMLDataListElement::optionElementChildrenChanged()
|
|
{
|
|
treeScope().idTargetObserverRegistry().notifyObservers(getIdAttribute());
|
|
}
|
|
|
|
bool HTMLDataListElement::isSuggestion(const HTMLOptionElement& descendant)
|
|
{
|
|
return !descendant.isDisabledFormControl() && !descendant.value().isEmpty();
|
|
}
|
|
|
|
} // namespace WebCore
|
|
|
|
#endif // ENABLE(DATALIST_ELEMENT)
|