gecko-dev/parser/html/nsHtml5StackNode.cpp

/*
 * Copyright (c) 2007 Henri Sivonen
 * Copyright (c) 2007-2011 Mozilla Foundation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

/*
 * THIS IS A GENERATED FILE. PLEASE DO NOT EDIT.
 * Please edit StackNode.java instead and regenerate.
 */

#define nsHtml5StackNode_cpp__

#include "nsAtom.h"
#include "nsHtml5AtomTable.h"
#include "nsHtml5String.h"
#include "nsNameSpaceManager.h"
#include "nsIContent.h"
#include "nsTraceRefcnt.h"
#include "jArray.h"
#include "nsHtml5ArrayCopy.h"
#include "nsAHtml5TreeBuilderState.h"
#include "nsGkAtoms.h"
#include "nsHtml5ByteReadable.h"
#include "nsHtml5Macros.h"
#include "nsIContentHandle.h"
#include "nsHtml5Portability.h"
#include "nsHtml5ContentCreatorFunction.h"

#include "nsHtml5AttributeName.h"
#include "nsHtml5ElementName.h"
#include "nsHtml5Tokenizer.h"
#include "nsHtml5TreeBuilder.h"
#include "nsHtml5MetaScanner.h"
#include "nsHtml5UTF16Buffer.h"
#include "nsHtml5StateSnapshot.h"
#include "nsHtml5Portability.h"

#include "nsHtml5StackNode.h"

int32_t
nsHtml5StackNode::getGroup()
{
  return flags & nsHtml5ElementName::GROUP_MASK;
}

bool
nsHtml5StackNode::isScoping()
{
  return (flags & nsHtml5ElementName::SCOPING);
}

bool
nsHtml5StackNode::isSpecial()
{
  return (flags & nsHtml5ElementName::SPECIAL);
}

bool
nsHtml5StackNode::isFosterParenting()
{
  return (flags & nsHtml5ElementName::FOSTER_PARENTING);
}

bool
nsHtml5StackNode::isHtmlIntegrationPoint()
{
  return (flags & nsHtml5ElementName::HTML_INTEGRATION_POINT);
}

nsHtml5StackNode::nsHtml5StackNode(int32_t idxInTreeBuilder)
  : idxInTreeBuilder(idxInTreeBuilder)
  , flags(0)
  , name(nullptr)
  , popName(nullptr)
  , ns(0)
  , node(nullptr)
  , attributes(nullptr)
  , refcount(0)
  , htmlCreator(nullptr)
{
  MOZ_COUNT_CTOR(nsHtml5StackNode);
}

mozilla::dom::HTMLContentCreatorFunction
nsHtml5StackNode::getHtmlCreator()
{
  return htmlCreator;
}

void
nsHtml5StackNode::setValues(
  int32_t flags,
  int32_t ns,
  nsAtom* name,
  nsIContentHandle* node,
  nsAtom* popName,
  nsHtml5HtmlAttributes* attributes,
  mozilla::dom::HTMLContentCreatorFunction htmlCreator)
{
  MOZ_ASSERT(isUnused());
  this->flags = flags;
  this->name = name;
  this->popName = popName;
  this->ns = ns;
  this->node = node;
  this->attributes = attributes;
  this->refcount = 1;
  this->htmlCreator = htmlCreator;
}

void
nsHtml5StackNode::setValues(nsHtml5ElementName* elementName,
                            nsIContentHandle* node)
{
  MOZ_ASSERT(isUnused());
  this->flags = elementName->getFlags();
  this->name = elementName->getName();
  this->popName = elementName->getName();
  this->ns = kNameSpaceID_XHTML;
  this->node = node;
  this->attributes = nullptr;
  this->refcount = 1;
  MOZ_ASSERT(elementName->isInterned(),
             "Don't use this constructor for custom elements.");
  this->htmlCreator = nullptr;
}

void
nsHtml5StackNode::setValues(nsHtml5ElementName* elementName,
                            nsIContentHandle* node,
                            nsHtml5HtmlAttributes* attributes)
{
  MOZ_ASSERT(isUnused());
  this->flags = elementName->getFlags();
  this->name = elementName->getName();
  this->popName = elementName->getName();
  this->ns = kNameSpaceID_XHTML;
  this->node = node;
  this->attributes = attributes;
  this->refcount = 1;
  MOZ_ASSERT(elementName->isInterned(),
             "Don't use this constructor for custom elements.");
  this->htmlCreator = elementName->getHtmlCreator();
}

void
nsHtml5StackNode::setValues(nsHtml5ElementName* elementName,
                            nsIContentHandle* node,
                            nsAtom* popName)
{
  MOZ_ASSERT(isUnused());
  this->flags = elementName->getFlags();
  this->name = elementName->getName();
  this->popName = popName;
  this->ns = kNameSpaceID_XHTML;
  this->node = node;
  this->attributes = nullptr;
  this->refcount = 1;
  this->htmlCreator = nullptr;
}

void
nsHtml5StackNode::setValues(nsHtml5ElementName* elementName,
                            nsAtom* popName,
                            nsIContentHandle* node)
{
  MOZ_ASSERT(isUnused());
  this->flags = prepareSvgFlags(elementName->getFlags());
  this->name = elementName->getName();
  this->popName = popName;
  this->ns = kNameSpaceID_SVG;
  this->node = node;
  this->attributes = nullptr;
  this->refcount = 1;
  this->htmlCreator = nullptr;
}

void
nsHtml5StackNode::setValues(nsHtml5ElementName* elementName,
                            nsIContentHandle* node,
                            nsAtom* popName,
                            bool markAsIntegrationPoint)
{
  MOZ_ASSERT(isUnused());
  this->flags =
    prepareMathFlags(elementName->getFlags(), markAsIntegrationPoint);
  this->name = elementName->getName();
  this->popName = popName;
  this->ns = kNameSpaceID_MathML;
  this->node = node;
  this->attributes = nullptr;
  this->refcount = 1;
  this->htmlCreator = nullptr;
}

int32_t
nsHtml5StackNode::prepareSvgFlags(int32_t flags)
{
  flags &=
    ~(nsHtml5ElementName::FOSTER_PARENTING | nsHtml5ElementName::SCOPING |
      nsHtml5ElementName::SPECIAL | nsHtml5ElementName::OPTIONAL_END_TAG);
  if ((flags & nsHtml5ElementName::SCOPING_AS_SVG)) {
    flags |= (nsHtml5ElementName::SCOPING | nsHtml5ElementName::SPECIAL |
              nsHtml5ElementName::HTML_INTEGRATION_POINT);
  }
  return flags;
}

int32_t
nsHtml5StackNode::prepareMathFlags(int32_t flags, bool markAsIntegrationPoint)
{
  flags &=
    ~(nsHtml5ElementName::FOSTER_PARENTING | nsHtml5ElementName::SCOPING |
      nsHtml5ElementName::SPECIAL | nsHtml5ElementName::OPTIONAL_END_TAG);
  if ((flags & nsHtml5ElementName::SCOPING_AS_MATHML)) {
    flags |= (nsHtml5ElementName::SCOPING | nsHtml5ElementName::SPECIAL);
  }
  if (markAsIntegrationPoint) {
    flags |= nsHtml5ElementName::HTML_INTEGRATION_POINT;
  }
  return flags;
}

nsHtml5StackNode::~nsHtml5StackNode()
{
  MOZ_COUNT_DTOR(nsHtml5StackNode);
}

void
nsHtml5StackNode::dropAttributes()
{
  attributes = nullptr;
}

void
nsHtml5StackNode::retain()
{
  refcount++;
}

void
nsHtml5StackNode::release(nsHtml5TreeBuilder* owningTreeBuilder)
{
  refcount--;
  MOZ_ASSERT(refcount >= 0);
  if (!refcount) {
    delete attributes;
    if (idxInTreeBuilder >= 0) {
      owningTreeBuilder->notifyUnusedStackNode(idxInTreeBuilder);
    } else {
      MOZ_ASSERT(!owningTreeBuilder);
      delete this;
    }
  }
}

bool
nsHtml5StackNode::isUnused()
{
  return !refcount;
}

void
nsHtml5StackNode::initializeStatics()
{
}

void
nsHtml5StackNode::releaseStatics()
{
}