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/*
* Copyright (C) 2010 Google 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.
*/
#ifndef ClassList_h
#define ClassList_h
#include "DOMTokenList.h"
#include "Element.h"
#include "HTMLNames.h"
#include "SpaceSplitString.h"
#include <wtf/OwnPtr.h>
#include <wtf/PassOwnPtr.h>
namespace WebCore {
class Element;
typedef int ExceptionCode;
class ClassList : public DOMTokenList {
public:
static PassOwnPtr<ClassList> create(Element* element)
{
return adoptPtr(new ClassList(element));
}
virtual void ref() OVERRIDE;
virtual void deref() OVERRIDE;
virtual unsigned length() const OVERRIDE;
virtual const AtomicString item(unsigned index) const OVERRIDE;
virtual Element* element() OVERRIDE { return m_element; }
void clearValueForQuirksMode() { m_classNamesForQuirksMode = nullptr; }
private:
ClassList(Element*);
virtual bool containsInternal(const AtomicString&) const OVERRIDE;
const SpaceSplitString& classNames() const;
virtual AtomicString value() const OVERRIDE { return m_element->getAttribute(HTMLNames::classAttr); }
virtual void setValue(const AtomicString& value) OVERRIDE { m_element->setAttribute(HTMLNames::classAttr, value); }
Element* m_element;
mutable OwnPtr<SpaceSplitString> m_classNamesForQuirksMode;
};
} // namespace WebCore
#endif // ClassList_h
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