dom/html/HTMLHeadingElement.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "mozilla/dom/HTMLHeadingElement.h"
   8 #include "mozilla/dom/HTMLHeadingElementBinding.h"
   9
  10 #include "mozilla/MappedDeclarationsBuilder.h"
  11 #include "nsGkAtoms.h"
  12
  13 NS_IMPL_NS_NEW_HTML_ELEMENT(Heading)
  14
  15 namespace mozilla::dom {
  16
  17 HTMLHeadingElement::~HTMLHeadingElement() = default;
  18
  19 NS_IMPL_ELEMENT_CLONE(HTMLHeadingElement)
  20
  21 JSObject* HTMLHeadingElement::WrapNode(JSContext* aCx,
  22                                        JS::Handle<JSObject*> aGivenProto) {
  23   return HTMLHeadingElement_Binding::Wrap(aCx, this, aGivenProto);
  24 }
  25
  26 bool HTMLHeadingElement::ParseAttribute(int32_t aNamespaceID,
  27                                         nsAtom* aAttribute,
  28                                         const nsAString& aValue,
  29                                         nsIPrincipal* aMaybeScriptedPrincipal,
  30                                         nsAttrValue& aResult) {
  31   if (aAttribute == nsGkAtoms::align && aNamespaceID == kNameSpaceID_None) {
  32     return ParseDivAlignValue(aValue, aResult);
  33   }
  34
  35   return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
  36                                               aMaybeScriptedPrincipal, aResult);
  37 }
  38
  39 void HTMLHeadingElement::MapAttributesIntoRule(
  40     MappedDeclarationsBuilder& aBuilder) {
  41   nsGenericHTMLElement::MapDivAlignAttributeInto(aBuilder);
  42   nsGenericHTMLElement::MapCommonAttributesInto(aBuilder);
  43 }
  44
  45 NS_IMETHODIMP_(bool)
  46 HTMLHeadingElement::IsAttributeMapped(const nsAtom* aAttribute) const {
  47   static const MappedAttributeEntry* const map[] = {sDivAlignAttributeMap,
  48                                                     sCommonAttributeMap};
  49
  50   return FindAttributeDependence(aAttribute, map);
  51 }
  52
  53 nsMapRuleToAttributesFunc HTMLHeadingElement::GetAttributeMappingFunction()
  54     const {
  55   return &MapAttributesIntoRule;
  56 }
  57
  58 }  // namespace mozilla::dom