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The Tor Browser
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HTMLTableCaptionElement.cpp (2604B)

      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/HTMLTableCaptionElement.h"
      8 
      9 #include "mozilla/MappedDeclarationsBuilder.h"
     10 #include "mozilla/dom/HTMLTableCaptionElementBinding.h"
     11 #include "nsAttrValueInlines.h"
     12 #include "nsStyleConsts.h"
     13 
     14 NS_IMPL_NS_NEW_HTML_ELEMENT(TableCaption)
     15 
     16 namespace mozilla::dom {
     17 
     18 HTMLTableCaptionElement::~HTMLTableCaptionElement() = default;
     19 
     20 JSObject* HTMLTableCaptionElement::WrapNode(JSContext* aCx,
     21                                            JS::Handle<JSObject*> aGivenProto) {
     22  return HTMLTableCaptionElement_Binding::Wrap(aCx, this, aGivenProto);
     23 }
     24 
     25 NS_IMPL_ELEMENT_CLONE(HTMLTableCaptionElement)
     26 
     27 static constexpr nsAttrValue::EnumTableEntry kCaptionAlignTable[] = {
     28    {"top", StyleCaptionSide::Top},
     29    {"bottom", StyleCaptionSide::Bottom},
     30 };
     31 
     32 bool HTMLTableCaptionElement::ParseAttribute(
     33    int32_t aNamespaceID, nsAtom* aAttribute, const nsAString& aValue,
     34    nsIPrincipal* aMaybeScriptedPrincipal, nsAttrValue& aResult) {
     35  if (aAttribute == nsGkAtoms::align && aNamespaceID == kNameSpaceID_None) {
     36    return aResult.ParseEnumValue(aValue, kCaptionAlignTable, false);
     37  }
     38 
     39  return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
     40                                              aMaybeScriptedPrincipal, aResult);
     41 }
     42 
     43 void HTMLTableCaptionElement::MapAttributesIntoRule(
     44    MappedDeclarationsBuilder& aBuilder) {
     45  if (!aBuilder.PropertyIsSet(eCSSProperty_caption_side)) {
     46    const nsAttrValue* value = aBuilder.GetAttr(nsGkAtoms::align);
     47    if (value && value->Type() == nsAttrValue::eEnum) {
     48      aBuilder.SetKeywordValue(eCSSProperty_caption_side,
     49                               value->GetEnumValue());
     50    }
     51  }
     52  nsGenericHTMLElement::MapCommonAttributesInto(aBuilder);
     53 }
     54 
     55 NS_IMETHODIMP_(bool)
     56 HTMLTableCaptionElement::IsAttributeMapped(const nsAtom* aAttribute) const {
     57  static const MappedAttributeEntry attributes[] = {{nsGkAtoms::align},
     58                                                    {nullptr}};
     59 
     60  static const MappedAttributeEntry* const map[] = {
     61      attributes,
     62      sCommonAttributeMap,
     63  };
     64 
     65  return FindAttributeDependence(aAttribute, map);
     66 }
     67 
     68 nsMapRuleToAttributesFunc HTMLTableCaptionElement::GetAttributeMappingFunction()
     69    const {
     70  return &MapAttributesIntoRule;
     71 }
     72 
     73 }  // namespace mozilla::dom