text: /*
   * Copyright (C) 2011 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include "config.h"
  #include "DetailsMarkerControl.h"
  
  #if ENABLE(DETAILS)
  
  #include "HTMLNames.h"
  #include "HTMLSummaryElement.h"
  #include "RenderDetailsMarker.h"
  
  namespace WebCore {
  
  using namespace HTMLNames;
  
  DetailsMarkerControl::DetailsMarkerControl(Document* document) 
      : HTMLDivElement(divTag, document)
  {
  }
  
  RenderObject* DetailsMarkerControl::createRenderer(RenderArena* arena, RenderStyle*)
  {
      return new (arena) RenderDetailsMarker(this);
  }
  
  bool DetailsMarkerControl::rendererIsNeeded(const NodeRenderingContext& context)
  {
      return summaryElement()->isMainSummary() && HTMLDivElement::rendererIsNeeded(context);
  }
  
  const AtomicString& DetailsMarkerControl::shadowPseudoId() const
  {
      DEFINE_STATIC_LOCAL(AtomicString, pseudId, ("-webkit-details-marker"));
      return pseudId;
  }
  
  HTMLSummaryElement* DetailsMarkerControl::summaryElement()
  {
      Node* node = this->shadowAncestorNode();
      ASSERT(!node || toElement(node)->hasTagName(summaryTag));
      return static_cast<HTMLSummaryElement*>(node);
  }
  
  }
  
  #endif
  