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https://github.com/mozilla/gecko-dev.git
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5741b2b190
Note that although this builds, it would (by itself) result in some test breakage; this is resolved in the following patches that build on this. Differential Revision: https://phabricator.services.mozilla.com/D198790
83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* 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/HTMLPreElement.h"
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#include "mozilla/dom/HTMLPreElementBinding.h"
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#include "mozilla/MappedDeclarationsBuilder.h"
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#include "nsAttrValueInlines.h"
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#include "nsGkAtoms.h"
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#include "nsStyleConsts.h"
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NS_IMPL_NS_NEW_HTML_ELEMENT(Pre)
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namespace mozilla::dom {
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HTMLPreElement::~HTMLPreElement() = default;
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NS_IMPL_ELEMENT_CLONE(HTMLPreElement)
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bool HTMLPreElement::ParseAttribute(int32_t aNamespaceID, 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 (aNamespaceID == kNameSpaceID_None) {
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if (aAttribute == nsGkAtoms::width) {
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return aResult.ParseIntValue(aValue);
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}
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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 HTMLPreElement::MapAttributesIntoRule(
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MappedDeclarationsBuilder& aBuilder) {
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// wrap: empty
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if (aBuilder.GetAttr(nsGkAtoms::wrap)) {
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// Equivalent to expanding `white-space: pre-wrap`
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aBuilder.SetKeywordValue(eCSSProperty_white_space_collapse,
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StyleWhiteSpaceCollapse::Preserve);
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aBuilder.SetKeywordValue(eCSSProperty_text_wrap_mode,
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StyleTextWrapMode::Wrap);
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}
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nsGenericHTMLElement::MapCommonAttributesInto(aBuilder);
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}
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NS_IMETHODIMP_(bool)
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HTMLPreElement::IsAttributeMapped(const nsAtom* aAttribute) const {
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if (!mNodeInfo->Equals(nsGkAtoms::pre)) {
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return nsGenericHTMLElement::IsAttributeMapped(aAttribute);
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}
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static const MappedAttributeEntry attributes[] = {
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{nsGkAtoms::wrap},
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{nullptr},
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};
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static const MappedAttributeEntry* const map[] = {
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attributes,
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sCommonAttributeMap,
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};
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return FindAttributeDependence(aAttribute, map);
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}
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nsMapRuleToAttributesFunc HTMLPreElement::GetAttributeMappingFunction() const {
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if (!mNodeInfo->Equals(nsGkAtoms::pre)) {
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return nsGenericHTMLElement::GetAttributeMappingFunction();
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}
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return &MapAttributesIntoRule;
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}
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JSObject* HTMLPreElement::WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return HTMLPreElement_Binding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace mozilla::dom
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