jsnamednodescollection.h

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

/*
 * Copyright (C) 2007, 2008 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 COMPUTER, INC. ``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 COMPUTER, INC. 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 JSNamedNodesCollection_h
#define JSNamedNodesCollection_h

#include "JSDOMBinding.h"
#include <wtf/Vector.h>

namespace WebCore {

    class Node;

    // Internal class, used for the collection return by e.g. document.forms.myinput
    // when multiple nodes have the same name.
    class JSNamedNodesCollection : public DOMObject {
    public:
        JSNamedNodesCollection(JSC::ExecState*, const Vector<RefPtr<Node> >&);

        virtual bool getOwnPropertySlot(JSC::ExecState*, const JSC::Identifier&, JSC::PropertySlot&);

        virtual const JSC::ClassInfo* classInfo() const { return &s_info; }
        static const JSC::ClassInfo s_info;

        static JSC::ObjectPrototype* createPrototype(JSC::ExecState* exec)
        {
            return exec->lexicalGlobalObject()->objectPrototype();
        }

        static PassRefPtr<JSC::Structure> createStructure(JSC::JSValuePtr prototype)
        {
            return JSC::Structure::create(prototype, JSC::TypeInfo(JSC::ObjectType));
        }

    private:
        static JSC::JSValuePtr lengthGetter(JSC::ExecState*, const JSC::Identifier&, const JSC::PropertySlot&);
        static JSC::JSValuePtr indexGetter(JSC::ExecState*, const JSC::Identifier&, const JSC::PropertySlot&);

        OwnPtr<Vector<RefPtr<Node> > > m_nodes;
    };

} // namespace WebCore

#endif // JSNamedNodesCollection_h