/*

 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)

 * Copyright (C) 2010 Apple Inc. All rights reserved.

 *

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

 * modify it under the terms of the GNU Library 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

 * Library General Public License for more details.

 *

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

 * along with this library; see the file COPYING.LIB.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 */

#include "config.h"

#if ENABLE(XHTMLMP)

#include "HTMLNoScriptElement.h"

#include "CSSStyleSelector.h"

#include "HTMLNames.h"

#include "RenderObject.h"

namespace WebCore {

using namespace HTMLNames;

inline HTMLNoScriptElement::HTMLNoScriptElement(const QualifiedName& tagName, Document* document)

    : HTMLElement(tagName, document)

{

    ASSERT(hasTagName(noscriptTag));

}

PassRefPtr<HTMLNoScriptElement> HTMLNoScriptElement::create(const QualifiedName& tagName, Document* document)

{

    return adoptRef(new HTMLNoScriptElement(tagName, document));

}

bool HTMLNoScriptElement::checkDTD(const Node* newChild)

{

    return newChild->isTextNode() || inBlockTagList(newChild); 

}

void HTMLNoScriptElement::attach()

{

    HTMLElement::attach();

    // If no need to process <noscript>, we hide it by setting display:none temporarily

    if (!document()->shouldProcessNoscriptElement()) {

        if (renderer() && renderer()->style())

            renderer()->style()->setDisplay(NONE);

        setNeedsStyleRecalc();

    }

}

void HTMLNoScriptElement::recalcStyle(StyleChange change)

{

    if (!document()->shouldProcessNoscriptElement() || !renderer() || !renderer()->style())

        return;

    // If <noscript> needs processing, we make it visiable here, including its visible children

    RefPtr<RenderStyle> style = renderer()->style();

    if (style->display() == NONE) {

        style->setDisplay(INLINE);

        // Create renderers for its children

        if (hasChildNodes()) {

            for (Node* n = firstChild(); n; n = n->traverseNextNode(this))

                if (!n->renderer())

                    n->createRendererIfNeeded();

        }

    }

}

bool HTMLNoScriptElement::childShouldCreateRenderer(Node*) const

{

    return document()->shouldProcessNoscriptElement();

}

}

#endif