Sylvestre Ledru
9eb1a31a98
replaced by .editorconfig # ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D287843
71 lines
2.5 KiB
C++
71 lines
2.5 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/HTMLHeadingElement.h"
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#include "mozilla/MappedDeclarationsBuilder.h"
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#include "mozilla/dom/HTMLHeadingElementBinding.h"
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#include "nsGkAtoms.h"
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NS_IMPL_NS_NEW_HTML_ELEMENT(Heading)
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namespace mozilla::dom {
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HTMLHeadingElement::~HTMLHeadingElement() = default;
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NS_IMPL_ELEMENT_CLONE(HTMLHeadingElement)
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JSObject* HTMLHeadingElement::WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return HTMLHeadingElement_Binding::Wrap(aCx, this, aGivenProto);
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}
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bool HTMLHeadingElement::ParseAttribute(int32_t aNamespaceID,
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nsAtom* aAttribute,
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const nsAString& aValue,
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nsIPrincipal* aMaybeScriptedPrincipal,
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nsAttrValue& aResult) {
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if (aAttribute == nsGkAtoms::align && aNamespaceID == kNameSpaceID_None) {
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return ParseDivAlignValue(aValue, aResult);
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}
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return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
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aMaybeScriptedPrincipal, aResult);
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}
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void HTMLHeadingElement::UpdateLevel(bool aNotify) {
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AutoStateChangeNotifier notifier(*this, aNotify);
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RemoveStatesSilently(ElementState::HEADING_LEVEL_BITS);
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uint64_t level = ComputedLevel();
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// ElementState has 4 bits for the heading level, but they are not the LMB,
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// so we need to shift the given level up to those bits.
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MOZ_ASSERT(level > 0 && level < 16, "ComputedLevel() must fit into 4 bits!");
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uint64_t bits = (level << HEADING_LEVEL_OFFSET);
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MOZ_ASSERT((bits & ElementState::HEADING_LEVEL_BITS.bits) == bits);
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AddStatesSilently(ElementState(bits));
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}
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void HTMLHeadingElement::MapAttributesIntoRule(
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MappedDeclarationsBuilder& aBuilder) {
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nsGenericHTMLElement::MapDivAlignAttributeInto(aBuilder);
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nsGenericHTMLElement::MapCommonAttributesInto(aBuilder);
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}
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NS_IMETHODIMP_(bool)
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HTMLHeadingElement::IsAttributeMapped(const nsAtom* aAttribute) const {
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static const MappedAttributeEntry* const map[] = {sDivAlignAttributeMap,
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sCommonAttributeMap};
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return FindAttributeDependence(aAttribute, map);
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}
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nsMapRuleToAttributesFunc HTMLHeadingElement::GetAttributeMappingFunction()
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const {
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return &MapAttributesIntoRule;
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}
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} // namespace mozilla::dom
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