dom/html/HTMLTableCaptionElement.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/HTMLTableCaptionElement.h"
   8
   9 #include "mozilla/MappedDeclarations.h"
  10 #include "nsAttrValueInlines.h"
  11 #include "nsMappedAttributes.h"
  12 #include "mozilla/dom/HTMLTableCaptionElementBinding.h"
  13
  14 NS_IMPL_NS_NEW_HTML_ELEMENT(TableCaption)
  15
  16 namespace mozilla {
  17 namespace dom {
  18
  19 HTMLTableCaptionElement::~HTMLTableCaptionElement() {}
  20
  21 JSObject* HTMLTableCaptionElement::WrapNode(JSContext* aCx,
  22                                             JS::Handle<JSObject*> aGivenProto) {
  23   return HTMLTableCaptionElement_Binding::Wrap(aCx, this, aGivenProto);
  24 }
  25
  26 NS_IMPL_ELEMENT_CLONE(HTMLTableCaptionElement)
  27
  28 static const nsAttrValue::EnumTable kCaptionAlignTable[] = {
  29     {"left", NS_STYLE_CAPTION_SIDE_LEFT},
  30     {"right", NS_STYLE_CAPTION_SIDE_RIGHT},
  31     {"top", NS_STYLE_CAPTION_SIDE_TOP},
  32     {"bottom", NS_STYLE_CAPTION_SIDE_BOTTOM},
  33     {nullptr, 0}};
  34
  35 bool HTMLTableCaptionElement::ParseAttribute(
  36     int32_t aNamespaceID, nsAtom* aAttribute, const nsAString& aValue,
  37     nsIPrincipal* aMaybeScriptedPrincipal, nsAttrValue& aResult) {
  38   if (aAttribute == nsGkAtoms::align && aNamespaceID == kNameSpaceID_None) {
  39     return aResult.ParseEnumValue(aValue, kCaptionAlignTable, false);
  40   }
  41
  42   return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
  43                                               aMaybeScriptedPrincipal, aResult);
  44 }
  45
  46 void HTMLTableCaptionElement::MapAttributesIntoRule(
  47     const nsMappedAttributes* aAttributes, MappedDeclarations& aDecls) {
  48   if (!aDecls.PropertyIsSet(eCSSProperty_caption_side)) {
  49     const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::align);
  50     if (value && value->Type() == nsAttrValue::eEnum)
  51       aDecls.SetKeywordValue(eCSSProperty_caption_side, value->GetEnumValue());
  52   }
  53
  54   nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aDecls);
  55 }
  56
  57 NS_IMETHODIMP_(bool)
  58 HTMLTableCaptionElement::IsAttributeMapped(const nsAtom* aAttribute) const {
  59   static const MappedAttributeEntry attributes[] = {{nsGkAtoms::align},
  60                                                     {nullptr}};
  61
  62   static const MappedAttributeEntry* const map[] = {
  63       attributes,
  64       sCommonAttributeMap,
  65   };
  66
  67   return FindAttributeDependence(aAttribute, map);
  68 }
  69
  70 nsMapRuleToAttributesFunc HTMLTableCaptionElement::GetAttributeMappingFunction()
  71     const {
  72   return &MapAttributesIntoRule;
  73 }
  74
  75 }  // namespace dom
  76 }  // namespace mozilla