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 }
  22
  23 JSObject*
  24 HTMLTableCaptionElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)
  25 {
  26   return HTMLTableCaptionElement_Binding::Wrap(aCx, this, aGivenProto);
  27 }
  28
  29 NS_IMPL_ELEMENT_CLONE(HTMLTableCaptionElement)
  30
  31 static const nsAttrValue::EnumTable kCaptionAlignTable[] = {
  32   { "left",   NS_STYLE_CAPTION_SIDE_LEFT },
  33   { "right",  NS_STYLE_CAPTION_SIDE_RIGHT },
  34   { "top",    NS_STYLE_CAPTION_SIDE_TOP },
  35   { "bottom", NS_STYLE_CAPTION_SIDE_BOTTOM },
  36   { nullptr,  0 }
  37 };
  38
  39 bool
  40 HTMLTableCaptionElement::ParseAttribute(int32_t aNamespaceID,
  41                                         nsAtom* aAttribute,
  42                                         const nsAString& aValue,
  43                                         nsIPrincipal* aMaybeScriptedPrincipal,
  44                                         nsAttrValue& aResult)
  45 {
  46   if (aAttribute == nsGkAtoms::align && aNamespaceID == kNameSpaceID_None) {
  47     return aResult.ParseEnumValue(aValue, kCaptionAlignTable, false);
  48   }
  49
  50   return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
  51                                               aMaybeScriptedPrincipal, aResult);
  52 }
  53
  54 void
  55 HTMLTableCaptionElement::MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
  56                                                MappedDeclarations& aDecls)
  57 {
  58   if (!aDecls.PropertyIsSet(eCSSProperty_caption_side)) {
  59     const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::align);
  60     if (value && value->Type() == nsAttrValue::eEnum)
  61       aDecls.SetKeywordValue(eCSSProperty_caption_side, value->GetEnumValue());
  62   }
  63
  64   nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aDecls);
  65 }
  66
  67 NS_IMETHODIMP_(bool)
  68 HTMLTableCaptionElement::IsAttributeMapped(const nsAtom* aAttribute) const
  69 {
  70   static const MappedAttributeEntry attributes[] = {
  71     { &nsGkAtoms::align },
  72     { nullptr }
  73   };
  74
  75   static const MappedAttributeEntry* const map[] = {
  76     attributes,
  77     sCommonAttributeMap,
  78   };
  79
  80   return FindAttributeDependence(aAttribute, map);
  81 }
  82
  83 nsMapRuleToAttributesFunc
  84 HTMLTableCaptionElement::GetAttributeMappingFunction() const
  85 {
  86   return &MapAttributesIntoRule;
  87 }
  88
  89 } // namespace dom
  90 } // namespace mozilla