/*

 *  Copyright (C) 2001 Peter Kelly (pmk@post.com)

 *  Copyright (C) 2007 Apple Inc. All rights reserved.

 *

 *  This library is free software; you can redistribute it and/or

 *  modify it under the terms of the GNU Lesser General Public

 *  License as published by the Free Software Foundation; either

 *  version 2 of the License, or (at your option) any later version.

 *

 *  This library is distributed in the hope that it will be useful,

 *  but WITHOUT ANY WARRANTY; without even the implied warranty of

 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 *  Lesser General Public License for more details.

 *

 *  You should have received a copy of the GNU Lesser General Public

 *  License along with this library; if not, write to the Free Software

 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

 */

#include "config.h"

#include "JSNodeFilterCondition.h"

#include "Document.h"

#include "Frame.h"

#include "JSNode.h"

#include "JSNodeFilter.h"

#include "NodeFilter.h"

#include "kjs_proxy.h"

namespace WebCore {

JSNodeFilterCondition::JSNodeFilterCondition(KJS::JSObject* filter)

    : m_filter(filter)

{

}

void JSNodeFilterCondition::mark()

{

    m_filter->mark();

}

short JSNodeFilterCondition::acceptNode(Node* filterNode) const

{

    Node* node = filterNode;

    Frame* frame = node->document()->frame();

    KJSProxy* proxy = frame->scriptProxy();

    if (proxy && m_filter->implementsCall()) {

        KJS::JSLock lock;

        KJS::ExecState* exec = proxy->interpreter()->globalExec();

        KJS::List args;

        args.append(toJS(exec, node));

        KJS::JSObject* obj = m_filter;

        KJS::JSValue* result = obj->call(exec, obj, args);

        return result->toInt32(exec);

    }

    return NodeFilter::FILTER_REJECT;

}

} // namespace WebCore