1 /*

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

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

     4  *

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

     6  * modify it under the terms of the GNU Library General Public

     7  * License as published by the Free Software Foundation; either

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

     9  *

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

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

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

    13  * Library General Public License for more details.

    14  *

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

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

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

    18  * Boston, MA 02110-1301, USA.

    19  */

    20 

    21 #include "config.h"

    22 

    23 #if ENABLE(XHTMLMP)

    24 #include "HTMLNoScriptElement.h"

    25 

    26 #include "CSSStyleSelector.h"

    27 #include "HTMLNames.h"

    28 #include "RenderObject.h"

    29 

    30 namespace WebCore {

    31 

    32 using namespace HTMLNames;

    33 

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

    35     : HTMLElement(tagName, document)

    36 {

    37     ASSERT(hasTagName(noscriptTag));

    38 }

    39 

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

    41 {

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

    43 }

    44 

    45 bool HTMLNoScriptElement::checkDTD(const Node* newChild)

    46 {

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

    48 }

    49 

    50 void HTMLNoScriptElement::attach()

    51 {

    52     HTMLElement::attach();

    53 

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

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

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

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

    58         setNeedsStyleRecalc();

    59     }

    60 }

    61 

    62 void HTMLNoScriptElement::recalcStyle(StyleChange change)

    63 {

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

    65         return;

    66 

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

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

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

    70         style->setDisplay(INLINE);

    71 

    72         // Create renderers for its children

    73         if (hasChildNodes()) {

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

    75                 if (!n->renderer())

    76                     n->createRendererIfNeeded();

    77         }

    78     }

    79 }

    80 

    81 bool HTMLNoScriptElement::childShouldCreateRenderer(Node*) const

    82 {

    83     return document()->shouldProcessNoscriptElement();

    84 }

    85 

    86 }

    87 

    88 #endif