gecko-dev/dom/html/HTMLLIElement.cpp

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3.8 KiB
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/HTMLLIElement.h"
#include "mozilla/dom/HTMLLIElementBinding.h"
#include "mozilla/MappedDeclarations.h"
#include "nsAttrValueInlines.h"
#include "nsGkAtoms.h"
#include "nsStyleConsts.h"
#include "nsMappedAttributes.h"
NS_IMPL_NS_NEW_HTML_ELEMENT(LI)
namespace mozilla {
namespace dom {
HTMLLIElement::~HTMLLIElement() {}
NS_IMPL_ELEMENT_CLONE(HTMLLIElement)
// values that are handled case-insensitively
static const nsAttrValue::EnumTable kUnorderedListItemTypeTable[] = {
{"disc", NS_STYLE_LIST_STYLE_DISC},
{"circle", NS_STYLE_LIST_STYLE_CIRCLE},
{"round", NS_STYLE_LIST_STYLE_CIRCLE},
{"square", NS_STYLE_LIST_STYLE_SQUARE},
{nullptr, 0}};
// values that are handled case-sensitively
static const nsAttrValue::EnumTable kOrderedListItemTypeTable[] = {
{"A", NS_STYLE_LIST_STYLE_UPPER_ALPHA},
{"a", NS_STYLE_LIST_STYLE_LOWER_ALPHA},
{"I", NS_STYLE_LIST_STYLE_UPPER_ROMAN},
{"i", NS_STYLE_LIST_STYLE_LOWER_ROMAN},
{"1", NS_STYLE_LIST_STYLE_DECIMAL},
{nullptr, 0}};
bool HTMLLIElement::ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
const nsAString& aValue,
nsIPrincipal* aMaybeScriptedPrincipal,
nsAttrValue& aResult) {
if (aNamespaceID == kNameSpaceID_None) {
if (aAttribute == nsGkAtoms::type) {
return aResult.ParseEnumValue(aValue, kOrderedListItemTypeTable, true) ||
aResult.ParseEnumValue(aValue, kUnorderedListItemTypeTable, false);
}
if (aAttribute == nsGkAtoms::value) {
return aResult.ParseIntValue(aValue);
}
}
return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
aMaybeScriptedPrincipal, aResult);
}
void HTMLLIElement::MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
MappedDeclarations& aDecls) {
if (!aDecls.PropertyIsSet(eCSSProperty_list_style_type)) {
// type: enum
const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::type);
if (value && value->Type() == nsAttrValue::eEnum)
aDecls.SetKeywordValue(eCSSProperty_list_style_type,
value->GetEnumValue());
}
// Map <li value=INTEGER> to 'counter-set: list-item INTEGER;
// counter-increment: list-item 0;'.
const nsAttrValue* attrVal = aAttributes->GetAttr(nsGkAtoms::value);
if (attrVal && attrVal->Type() == nsAttrValue::eInteger) {
if (!aDecls.PropertyIsSet(eCSSProperty_counter_set)) {
aDecls.SetCounterSetListItem(attrVal->GetIntegerValue());
}
if (!aDecls.PropertyIsSet(eCSSProperty_counter_increment)) {
aDecls.SetCounterIncrementListItem(0);
}
}
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aDecls);
}
NS_IMETHODIMP_(bool)
HTMLLIElement::IsAttributeMapped(const nsAtom* aAttribute) const {
static const MappedAttributeEntry attributes[] = {
{nsGkAtoms::type},
{nsGkAtoms::value},
{nullptr},
};
static const MappedAttributeEntry* const map[] = {
attributes,
sCommonAttributeMap,
};
return FindAttributeDependence(aAttribute, map);
}
nsMapRuleToAttributesFunc HTMLLIElement::GetAttributeMappingFunction() const {
return &MapAttributesIntoRule;
}
JSObject* HTMLLIElement::WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return HTMLLIElement_Binding::Wrap(aCx, this, aGivenProto);
}
} // namespace dom
} // namespace mozilla