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/* -*- 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
#include "mozilla/dom/HTMLTableRowElement.h"
#include "mozilla/dom/HTMLTableElement.h"
#include "mozilla/MappedDeclarationsBuilder.h"
#include "nsAttrValueInlines.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/HTMLTableRowElementBinding.h"
#include "nsContentList.h"
#include "nsContentUtils.h"
NS_IMPL_NS_NEW_HTML_ELEMENT(TableRow)
namespace mozilla::dom {
HTMLTableRowElement::~HTMLTableRowElement() = default;
JSObject* HTMLTableRowElement::WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return HTMLTableRowElement_Binding::Wrap(aCx, this, aGivenProto);
}
NS_IMPL_CYCLE_COLLECTION_INHERITED(HTMLTableRowElement, nsGenericHTMLElement,
mCells)
NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(HTMLTableRowElement,
nsGenericHTMLElement)
NS_IMPL_ELEMENT_CLONE(HTMLTableRowElement)
// protected method
HTMLTableSectionElement* HTMLTableRowElement::GetSection() const {
nsIContent* parent = GetParent();
if (parent && parent->IsAnyOfHTMLElements(nsGkAtoms::thead, nsGkAtoms::tbody,
nsGkAtoms::tfoot)) {
return static_cast<HTMLTableSectionElement*>(parent);
}
return nullptr;
}
// protected method
HTMLTableElement* HTMLTableRowElement::GetTable() const {
nsIContent* parent = GetParent();
if (!parent) {
return nullptr;
}
// We may not be in a section
HTMLTableElement* table = HTMLTableElement::FromNode(parent);
if (table) {
return table;
}
return HTMLTableElement::FromNodeOrNull(parent->GetParent());
}
int32_t HTMLTableRowElement::RowIndex() const {
HTMLTableElement* table = GetTable();
if (!table) {
return -1;
}
nsIHTMLCollection* rows = table->Rows();
uint32_t numRows = rows->Length();
for (uint32_t i = 0; i < numRows; i++) {
if (rows->GetElementAt(i) == this) {
return i;
}
}
return -1;
}
int32_t HTMLTableRowElement::SectionRowIndex() const {
HTMLTableSectionElement* section = GetSection();
if (!section) {
return -1;
}
nsCOMPtr<nsIHTMLCollection> coll = section->Rows();
uint32_t numRows = coll->Length();
for (uint32_t i = 0; i < numRows; i++) {
if (coll->GetElementAt(i) == this) {
return i;
}
}
return -1;
}
static bool IsCell(Element* aElement, int32_t aNamespaceID, nsAtom* aAtom,
void* aData) {
return aElement->IsAnyOfHTMLElements(nsGkAtoms::td, nsGkAtoms::th);
}
nsIHTMLCollection* HTMLTableRowElement::Cells() {
if (!mCells) {
mCells = new nsContentList(this, IsCell,
nullptr, // destroy func
nullptr, // closure data
false, nullptr, kNameSpaceID_XHTML, false);
}
return mCells;
}
already_AddRefed<nsGenericHTMLElement> HTMLTableRowElement::InsertCell(
int32_t aIndex, ErrorResult& aError) {
if (aIndex < -1) {
aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
return nullptr;
}
// Make sure mCells is initialized.
nsIHTMLCollection* cells = Cells();
NS_ASSERTION(mCells, "How did that happen?");
nsCOMPtr<nsINode> nextSibling;
// -1 means append, so should use null nextSibling
if (aIndex != -1) {
nextSibling = cells->Item(aIndex);
// Check whether we're inserting past end of list. We want to avoid doing
// this unless we really have to, since this has to walk all our kids. If
// we have a nextSibling, we're clearly not past end of list.
if (!nextSibling) {
uint32_t cellCount = cells->Length();
if (aIndex > int32_t(cellCount)) {
aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
return nullptr;
}
}
}
// create the cell
RefPtr<mozilla::dom::NodeInfo> nodeInfo;
nsContentUtils::QNameChanged(mNodeInfo, nsGkAtoms::td,
getter_AddRefs(nodeInfo));
RefPtr<nsGenericHTMLElement> cell =
NS_NewHTMLTableCellElement(nodeInfo.forget());
if (!cell) {
aError.Throw(NS_ERROR_OUT_OF_MEMORY);
return nullptr;
}
nsINode::InsertBefore(*cell, nextSibling, aError);
return cell.forget();
}
void HTMLTableRowElement::DeleteCell(int32_t aValue, ErrorResult& aError) {
if (aValue < -1) {
aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
return;
}
nsIHTMLCollection* cells = Cells();
uint32_t refIndex;
if (aValue == -1) {
refIndex = cells->Length();
if (refIndex == 0) {
return;
}
--refIndex;
} else {
refIndex = (uint32_t)aValue;
}
nsCOMPtr<nsINode> cell = cells->Item(refIndex);
if (!cell) {
aError.Throw(NS_ERROR_DOM_INDEX_SIZE_ERR);
return;
}
nsINode::RemoveChild(*cell, aError);
}
bool HTMLTableRowElement::ParseAttribute(int32_t aNamespaceID,
nsAtom* aAttribute,
const nsAString& aValue,
nsIPrincipal* aMaybeScriptedPrincipal,
nsAttrValue& aResult) {
/*
* ignore these attributes, stored simply as strings
*
* ch
*/
if (aNamespaceID == kNameSpaceID_None) {
if (aAttribute == nsGkAtoms::height) {
// Per spec should be ParseNonzeroHTMLDimension, but no browsers do that.
return aResult.ParseHTMLDimension(aValue);
}
if (aAttribute == nsGkAtoms::align) {
return ParseTableCellHAlignValue(aValue, aResult);
}
if (aAttribute == nsGkAtoms::bgcolor) {
return aResult.ParseColor(aValue);
}
if (aAttribute == nsGkAtoms::valign) {
return ParseTableVAlignValue(aValue, aResult);
}
}
return nsGenericHTMLElement::ParseBackgroundAttribute(
aNamespaceID, aAttribute, aValue, aResult) ||
nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
aMaybeScriptedPrincipal, aResult);
}
void HTMLTableRowElement::MapAttributesIntoRule(
MappedDeclarationsBuilder& aBuilder) {
nsGenericHTMLElement::MapHeightAttributeInto(aBuilder);
nsGenericHTMLElement::MapDivAlignAttributeInto(aBuilder);
nsGenericHTMLElement::MapVAlignAttributeInto(aBuilder);
nsGenericHTMLElement::MapBackgroundAttributesInto(aBuilder);
nsGenericHTMLElement::MapCommonAttributesInto(aBuilder);
}
NS_IMETHODIMP_(bool)
HTMLTableRowElement::IsAttributeMapped(const nsAtom* aAttribute) const {
static const MappedAttributeEntry attributes[] = {
{nsGkAtoms::align}, {nsGkAtoms::valign}, {nsGkAtoms::height}, {nullptr}};
static const MappedAttributeEntry* const map[] = {
attributes,
sCommonAttributeMap,
sBackgroundAttributeMap,
};
return FindAttributeDependence(aAttribute, map);
}
nsMapRuleToAttributesFunc HTMLTableRowElement::GetAttributeMappingFunction()
const {
return &MapAttributesIntoRule;
}
} // namespace mozilla::dom