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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /dom/html/HTMLTableColElement.cpp | |
parent | Initial commit. (diff) | |
download | firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/html/HTMLTableColElement.cpp')
-rw-r--r-- | dom/html/HTMLTableColElement.cpp | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/dom/html/HTMLTableColElement.cpp b/dom/html/HTMLTableColElement.cpp new file mode 100644 index 0000000000..5c2221f3d6 --- /dev/null +++ b/dom/html/HTMLTableColElement.cpp @@ -0,0 +1,103 @@ +/* -*- 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/HTMLTableColElement.h" +#include "mozilla/dom/HTMLTableColElementBinding.h" +#include "nsMappedAttributes.h" +#include "nsAttrValueInlines.h" +#include "mozilla/MappedDeclarations.h" + +NS_IMPL_NS_NEW_HTML_ELEMENT(TableCol) + +namespace mozilla::dom { + +// use the same protection as ancient code did +// http://lxr.mozilla.org/classic/source/lib/layout/laytable.c#46 +#define MAX_COLSPAN 1000 + +HTMLTableColElement::~HTMLTableColElement() = default; + +JSObject* HTMLTableColElement::WrapNode(JSContext* aCx, + JS::Handle<JSObject*> aGivenProto) { + return HTMLTableColElement_Binding::Wrap(aCx, this, aGivenProto); +} + +NS_IMPL_ELEMENT_CLONE(HTMLTableColElement) + +bool HTMLTableColElement::ParseAttribute(int32_t aNamespaceID, + nsAtom* aAttribute, + const nsAString& aValue, + nsIPrincipal* aMaybeScriptedPrincipal, + nsAttrValue& aResult) { + if (aNamespaceID == kNameSpaceID_None) { + /* ignore these attributes, stored simply as strings ch */ + if (aAttribute == nsGkAtoms::span) { + /* protection from unrealistic large colspan values */ + aResult.ParseClampedNonNegativeInt(aValue, 1, 1, MAX_COLSPAN); + return true; + } + if (aAttribute == nsGkAtoms::width) { + // Spec says to use ParseNonzeroHTMLDimension, but Chrome and Safari both + // allow 0, and we did all along too, so keep that behavior. See + // https://github.com/whatwg/html/issues/4717 + return aResult.ParseHTMLDimension(aValue); + } + if (aAttribute == nsGkAtoms::align) { + return ParseTableCellHAlignValue(aValue, aResult); + } + if (aAttribute == nsGkAtoms::valign) { + return ParseTableVAlignValue(aValue, aResult); + } + } + + return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue, + aMaybeScriptedPrincipal, aResult); +} + +void HTMLTableColElement::MapAttributesIntoRule( + const nsMappedAttributes* aAttributes, MappedDeclarations& aDecls) { + if (!aDecls.PropertyIsSet(eCSSProperty__x_span)) { + // span: int + const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::span); + if (value && value->Type() == nsAttrValue::eInteger) { + int32_t val = value->GetIntegerValue(); + // Note: Do NOT use this code for table cells! The value "0" + // means something special for colspan and rowspan, but for <col + // span> and <colgroup span> it's just disallowed. + if (val > 0) { + aDecls.SetIntValue(eCSSProperty__x_span, value->GetIntegerValue()); + } + } + } + + nsGenericHTMLElement::MapWidthAttributeInto(aAttributes, aDecls); + nsGenericHTMLElement::MapDivAlignAttributeInto(aAttributes, aDecls); + nsGenericHTMLElement::MapVAlignAttributeInto(aAttributes, aDecls); + nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aDecls); +} + +NS_IMETHODIMP_(bool) +HTMLTableColElement::IsAttributeMapped(const nsAtom* aAttribute) const { + static const MappedAttributeEntry attributes[] = {{nsGkAtoms::width}, + {nsGkAtoms::align}, + {nsGkAtoms::valign}, + {nsGkAtoms::span}, + {nullptr}}; + + static const MappedAttributeEntry* const map[] = { + attributes, + sCommonAttributeMap, + }; + + return FindAttributeDependence(aAttribute, map); +} + +nsMapRuleToAttributesFunc HTMLTableColElement::GetAttributeMappingFunction() + const { + return &MapAttributesIntoRule; +} + +} // namespace mozilla::dom |