WebCore/bindings/v8/V8NodeFilterCondition.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 17 Sep 2010 09:02:29 +0300
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/*
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 * Copyright (C) 2006, 2007, 2008, 2009 Google Inc. All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are
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 * met:
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 *
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 *     * Redistributions of source code must retain the above copyright
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 * notice, this list of conditions and the following disclaimer.
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 *     * Redistributions in binary form must reproduce the above
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 * copyright notice, this list of conditions and the following disclaimer
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 * in the documentation and/or other materials provided with the
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 * distribution.
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 *     * Neither the name of Google Inc. nor the names of its
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 * contributors may be used to endorse or promote products derived from
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 * this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#ifndef V8NodeFilterCondition_h
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#define V8NodeFilterCondition_h
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#include "NodeFilterCondition.h"
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#include <v8.h>
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#include <wtf/PassRefPtr.h>
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// NodeFilter is a JavaScript function that takes a Node as parameter and returns a short (ACCEPT, SKIP, REJECT) as the result.
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namespace WebCore {
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    class Node;
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    class ScriptState;
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    // NodeFilterCondition is a wrapper around a NodeFilter JS function.
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    class V8NodeFilterCondition : public NodeFilterCondition {
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    public:
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        static PassRefPtr<V8NodeFilterCondition> create(v8::Handle<v8::Value> filter)
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        {
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            return adoptRef(new V8NodeFilterCondition(filter));
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        }
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        virtual ~V8NodeFilterCondition();
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        virtual short acceptNode(ScriptState*, Node*) const;
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    private:
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        explicit V8NodeFilterCondition(v8::Handle<v8::Value> filter);
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        mutable v8::Persistent<v8::Value> m_filter;
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    };
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} // namespace WebCore
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#endif // V8NodeFilterCondition_h