src/3rdparty/webkit/WebCore/wml/WMLFieldSetElement.cpp

   1 /**
   2  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public License
  15  * along with this library; see the file COPYING.LIB.  If not, write to
  16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA 02110-1301, USA.
  18  *
  19  */
  20
  21 #include "config.h"
  22
  23 #if ENABLE(WML)
  24 #include "WMLFieldSetElement.h"
  25
  26 #include "HTMLNames.h"
  27 #include "MappedAttribute.h"
  28 #include "RenderFieldset.h"
  29 #include "Text.h"
  30 #include "WMLElementFactory.h"
  31 #include "WMLNames.h"
  32
  33 namespace WebCore {
  34
  35 using namespace WMLNames;
  36
  37 WMLFieldSetElement::WMLFieldSetElement(const QualifiedName& tagName, Document* doc)
  38     : WMLElement(tagName, doc)
  39 {
  40 }
  41
  42 WMLFieldSetElement::~WMLFieldSetElement()
  43 {
  44 }
  45
  46 void WMLFieldSetElement::insertedIntoDocument()
  47 {
  48     WMLElement::insertedIntoDocument();
  49
  50     String title = parseValueSubstitutingVariableReferences(getAttribute(HTMLNames::titleAttr));
  51     if (title.isEmpty())
  52         return;
  53
  54     m_insertedLegendElement = WMLElementFactory::createWMLElement(insertedLegendTag, document());
  55
  56     // Insert <dummyLegend> element, as RenderFieldset expect it to be present
  57     // to layout it's child text content, when rendering <fieldset> elements
  58     ExceptionCode ec = 0;
  59     appendChild(m_insertedLegendElement, ec);
  60     ASSERT(ec == 0);
  61
  62     // Create text node holding the 'title' attribute value
  63     m_insertedLegendElement->appendChild(document()->createTextNode(title), ec);
  64     ASSERT(ec == 0);
  65 }
  66
  67 void WMLFieldSetElement::removedFromDocument()
  68 {
  69     WMLElement::removedFromDocument();
  70     m_insertedLegendElement.clear();
  71 }
  72
  73 RenderObject* WMLFieldSetElement::createRenderer(RenderArena* arena, RenderStyle*)
  74 {
  75     return new (arena) RenderFieldset(this);
  76 }
  77
  78 }
  79
  80 #endif