Home | History | Annotate | Download | only in html 
      1 /*
      2  * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org)
      3  *           (C) 1999 Antti Koivisto (koivisto (at) kde.org)
      4  *           (C) 2000 Simon Hausmann (hausmann (at) kde.org)
      5  *           (C) 2001 Dirk Mueller (mueller (at) kde.org)
      6  * Copyright (C) 2004, 2006, 2009 Apple Inc. All rights reserved.
      7  *
      8  * This library is free software; you can redistribute it and/or
      9  * modify it under the terms of the GNU Library General Public
     10  * License as published by the Free Software Foundation; either
     11  * version 2 of the License, or (at your option) any later version.
     12  *
     13  * This library is distributed in the hope that it will be useful,
     14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     16  * Library General Public License for more details.
     17  *
     18  * You should have received a copy of the GNU Library General Public License
     19  * along with this library; see the file COPYING.LIB.  If not, write to
     20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     21  * Boston, MA 02110-1301, USA.
     22  */
     23 
     24 #include "config.h"
     25 #include "core/html/HTMLFrameElement.h"
     26 
     27 #include "core/HTMLNames.h"
     28 #include "core/dom/ElementTraversal.h"
     29 #include "core/html/HTMLFrameSetElement.h"
     30 #include "core/rendering/RenderFrame.h"
     31 
     32 namespace blink {
     33 
     34 using namespace HTMLNames;
     35 
     36 inline HTMLFrameElement::HTMLFrameElement(Document& document)
     37     : HTMLFrameElementBase(frameTag, document)
     38     , m_frameBorder(true)
     39     , m_frameBorderSet(false)
     40 {
     41 }
     42 
     43 DEFINE_NODE_FACTORY(HTMLFrameElement)
     44 
     45 bool HTMLFrameElement::rendererIsNeeded(const RenderStyle&)
     46 {
     47     // For compatibility, frames render even when display: none is set.
     48     return isURLAllowed();
     49 }
     50 
     51 RenderObject* HTMLFrameElement::createRenderer(RenderStyle*)
     52 {
     53     return new RenderFrame(this);
     54 }
     55 
     56 bool HTMLFrameElement::noResize() const
     57 {
     58     return hasAttribute(noresizeAttr);
     59 }
     60 
     61 void HTMLFrameElement::attach(const AttachContext& context)
     62 {
     63     HTMLFrameElementBase::attach(context);
     64 
     65     if (HTMLFrameSetElement* frameSetElement = Traversal<HTMLFrameSetElement>::firstAncestor(*this)) {
     66         if (!m_frameBorderSet)
     67             m_frameBorder = frameSetElement->hasFrameBorder();
     68     }
     69 }
     70 
     71 void HTMLFrameElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
     72 {
     73     if (name == frameborderAttr) {
     74         m_frameBorder = value.toInt();
     75         m_frameBorderSet = !value.isNull();
     76         // FIXME: If we are already attached, this has no effect.
     77     } else if (name == noresizeAttr) {
     78         if (renderer())
     79             renderer()->updateFromElement();
     80     } else
     81         HTMLFrameElementBase::parseAttribute(name, value);
     82 }
     83 
     84 } // namespace blink
     85