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7719c7c3c4
We don't need to parse 'width' on <tr> because we never use the parsed value for anything and neither does the spec. We don't need to parse 'charoff' on <col> because we never use that for anything either, and neither does the spec. Differential Revision: https://phabricator.services.mozilla.com/D36128 --HG-- extra : moz-landing-system : lando
106 lines
4.0 KiB
C++
106 lines
4.0 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/HTMLTableColElement.h"
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#include "mozilla/dom/HTMLTableColElementBinding.h"
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#include "nsMappedAttributes.h"
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#include "nsAttrValueInlines.h"
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#include "mozilla/MappedDeclarations.h"
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NS_IMPL_NS_NEW_HTML_ELEMENT(TableCol)
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namespace mozilla {
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namespace dom {
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// use the same protection as ancient code did
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// http://lxr.mozilla.org/classic/source/lib/layout/laytable.c#46
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#define MAX_COLSPAN 1000
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HTMLTableColElement::~HTMLTableColElement() {}
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JSObject* HTMLTableColElement::WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return HTMLTableColElement_Binding::Wrap(aCx, this, aGivenProto);
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}
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NS_IMPL_ELEMENT_CLONE(HTMLTableColElement)
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bool HTMLTableColElement::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 (aNamespaceID == kNameSpaceID_None) {
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/* ignore these attributes, stored simply as strings ch */
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if (aAttribute == nsGkAtoms::span) {
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/* protection from unrealistic large colspan values */
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aResult.ParseClampedNonNegativeInt(aValue, 1, 1, MAX_COLSPAN);
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return true;
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}
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if (aAttribute == nsGkAtoms::width) {
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// Spec says to use ParseNonzeroHTMLDimension, but Chrome and Safari both
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// allow 0, and we did all along too, so keep that behavior. See
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// https://github.com/whatwg/html/issues/4717
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return aResult.ParseHTMLDimension(aValue);
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}
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if (aAttribute == nsGkAtoms::align) {
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return ParseTableCellHAlignValue(aValue, aResult);
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}
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if (aAttribute == nsGkAtoms::valign) {
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return ParseTableVAlignValue(aValue, aResult);
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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 HTMLTableColElement::MapAttributesIntoRule(
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const nsMappedAttributes* aAttributes, MappedDeclarations& aDecls) {
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if (!aDecls.PropertyIsSet(eCSSProperty__x_span)) {
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// span: int
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const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::span);
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if (value && value->Type() == nsAttrValue::eInteger) {
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int32_t val = value->GetIntegerValue();
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// Note: Do NOT use this code for table cells! The value "0"
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// means something special for colspan and rowspan, but for <col
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// span> and <colgroup span> it's just disallowed.
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if (val > 0) {
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aDecls.SetIntValue(eCSSProperty__x_span, value->GetIntegerValue());
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}
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}
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}
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nsGenericHTMLElement::MapWidthAttributeInto(aAttributes, aDecls);
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nsGenericHTMLElement::MapDivAlignAttributeInto(aAttributes, aDecls);
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nsGenericHTMLElement::MapVAlignAttributeInto(aAttributes, aDecls);
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nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aDecls);
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}
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NS_IMETHODIMP_(bool)
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HTMLTableColElement::IsAttributeMapped(const nsAtom* aAttribute) const {
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static const MappedAttributeEntry attributes[] = {{nsGkAtoms::width},
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{nsGkAtoms::align},
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{nsGkAtoms::valign},
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{nsGkAtoms::span},
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{nullptr}};
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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 HTMLTableColElement::GetAttributeMappingFunction()
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const {
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return &MapAttributesIntoRule;
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}
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} // namespace dom
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} // namespace mozilla
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