/*
* Copyright (C) 2013 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:
*
* * 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.
*/
#ifndef CustomElementDescriptor_h
#define CustomElementDescriptor_h
#include "wtf/HashTableDeletedValueType.h"
#include "wtf/text/AtomicString.h"
namespace WebCore {
struct CustomElementDescriptorHash;
// A Custom Element descriptor is everything necessary to match a
// Custom Element instance to a definition.
class CustomElementDescriptor {
public:
CustomElementDescriptor(const AtomicString& type, const AtomicString& namespaceURI, const AtomicString& localName)
: m_type(type)
, m_namespaceURI(namespaceURI)
, m_localName(localName)
{
}
~CustomElementDescriptor() { }
// Specifies whether the custom element is in the HTML or SVG
// namespace.
const AtomicString& namespaceURI() const { return m_namespaceURI; }
// The tag name.
const AtomicString& localName() const { return m_localName; }
// The name of the definition. For custom tags, this is the tag
// name and the same as "localName". For type extensions, this is
// the value of the "is" attribute.
const AtomicString& type() const { return m_type; }
bool isTypeExtension() const { return m_type != m_localName; }
// Stuff for hashing.
CustomElementDescriptor() { }
explicit CustomElementDescriptor(WTF::HashTableDeletedValueType value)
: m_type(value) { }
bool isHashTableDeletedValue() const { return m_type.isHashTableDeletedValue(); }
bool operator==(const CustomElementDescriptor& other) const
{
return m_type == other.m_type
&& m_localName == other.m_localName
&& m_namespaceURI == other.m_namespaceURI;
}
private:
AtomicString m_type;
AtomicString m_namespaceURI;
AtomicString m_localName;
};
} // namespace WebCore
namespace WTF {
template<typename T> struct DefaultHash;
template<> struct DefaultHash<WebCore::CustomElementDescriptor> {
typedef WebCore::CustomElementDescriptorHash Hash;
};
} // namespace WTF
#endif // CustomElementDescriptor_h