зеркало из https://github.com/mozilla/gecko-dev.git
94 строки
2.5 KiB
C++
94 строки
2.5 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 "nsAttrValueInlines.h"
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#include "nsGkAtoms.h"
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#include "nsStyleConsts.h"
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#include "nsMappedAttributes.h"
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#include "nsRuleData.h"
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NS_IMPL_NS_NEW_HTML_ELEMENT(Pre)
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namespace mozilla {
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namespace dom {
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HTMLPreElement::~HTMLPreElement()
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{
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}
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NS_IMPL_ISUPPORTS_INHERITED(HTMLPreElement, nsGenericHTMLElement,
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nsIDOMHTMLPreElement)
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NS_IMPL_ELEMENT_CLONE(HTMLPreElement)
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NS_IMPL_INT_ATTR(HTMLPreElement, Width, width)
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bool
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HTMLPreElement::ParseAttribute(int32_t aNamespaceID,
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nsIAtom* aAttribute,
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const nsAString& aValue,
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nsAttrValue& aResult)
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{
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if (aNamespaceID == kNameSpaceID_None) {
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if (aAttribute == nsGkAtoms::width) {
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return aResult.ParseIntWithBounds(aValue, 0);
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}
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}
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return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
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aResult);
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}
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void
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HTMLPreElement::MapAttributesIntoRule(const nsMappedAttributes* aAttributes,
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nsRuleData* aData)
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{
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if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Text)) {
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nsCSSValue* whiteSpace = aData->ValueForWhiteSpace();
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if (whiteSpace->GetUnit() == eCSSUnit_Null) {
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// wrap: empty
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if (aAttributes->GetAttr(nsGkAtoms::wrap))
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whiteSpace->SetIntValue(NS_STYLE_WHITESPACE_PRE_WRAP, eCSSUnit_Enumerated);
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}
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}
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nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
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}
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NS_IMETHODIMP_(bool)
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HTMLPreElement::IsAttributeMapped(const nsIAtom* aAttribute) const
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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
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HTMLPreElement::GetAttributeMappingFunction() const
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{
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return &MapAttributesIntoRule;
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}
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JSObject*
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HTMLPreElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return HTMLPreElementBinding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace dom
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} // namespace mozilla
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