mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 14:45:29 +00:00
a8939590de
The bulk of this commit was generated by running:
run-clang-tidy.py \
-checks='-*,llvm-namespace-comment' \
-header-filter=^/.../mozilla-central/.* \
-fix
341 lines
10 KiB
C++
341 lines
10 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/HTMLSharedElement.h"
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#include "mozilla/dom/HTMLBaseElementBinding.h"
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#include "mozilla/dom/HTMLDirectoryElementBinding.h"
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#include "mozilla/dom/HTMLHeadElementBinding.h"
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#include "mozilla/dom/HTMLHtmlElementBinding.h"
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#include "mozilla/dom/HTMLParamElementBinding.h"
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#include "mozilla/dom/HTMLQuoteElementBinding.h"
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#include "nsAttrValueInlines.h"
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#include "nsStyleConsts.h"
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#include "nsRuleData.h"
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#include "nsMappedAttributes.h"
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#include "nsContentUtils.h"
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#include "nsIURI.h"
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NS_IMPL_NS_NEW_HTML_ELEMENT(Shared)
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namespace mozilla {
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namespace dom {
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extern nsAttrValue::EnumTable kListTypeTable[];
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HTMLSharedElement::~HTMLSharedElement()
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{
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}
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NS_IMPL_ADDREF_INHERITED(HTMLSharedElement, Element)
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NS_IMPL_RELEASE_INHERITED(HTMLSharedElement, Element)
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// QueryInterface implementation for HTMLSharedElement
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NS_INTERFACE_MAP_BEGIN(HTMLSharedElement)
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NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLBaseElement, base)
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NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLDirectoryElement, dir)
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NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLQuoteElement, q)
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NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLQuoteElement, blockquote)
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NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLHeadElement, head)
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NS_INTERFACE_MAP_ENTRY_IF_TAG(nsIDOMHTMLHtmlElement, html)
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NS_INTERFACE_MAP_END_INHERITING(nsGenericHTMLElement)
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NS_IMPL_ELEMENT_CLONE(HTMLSharedElement)
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// nsIDOMHTMLQuoteElement
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NS_IMPL_URI_ATTR(HTMLSharedElement, Cite, cite)
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// nsIDOMHTMLHeadElement
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// Empty
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// nsIDOMHTMLHtmlElement
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NS_IMPL_STRING_ATTR(HTMLSharedElement, Version, version)
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// nsIDOMHTMLBaseElement
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NS_IMPL_STRING_ATTR(HTMLSharedElement, Target, target)
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NS_IMETHODIMP
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HTMLSharedElement::GetHref(nsAString& aValue)
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{
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nsAutoString href;
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GetAttr(kNameSpaceID_None, nsGkAtoms::href, href);
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nsCOMPtr<nsIURI> uri;
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nsIDocument* doc = OwnerDoc();
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nsContentUtils::NewURIWithDocumentCharset(
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getter_AddRefs(uri), href, doc, doc->GetDocumentURI());
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if (!uri) {
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aValue = href;
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return NS_OK;
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}
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nsAutoCString spec;
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uri->GetSpec(spec);
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CopyUTF8toUTF16(spec, aValue);
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return NS_OK;
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}
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NS_IMETHODIMP
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HTMLSharedElement::SetHref(const nsAString& aValue)
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{
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return SetAttrHelper(nsGkAtoms::href, aValue);
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}
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bool
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HTMLSharedElement::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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mNodeInfo->Equals(nsGkAtoms::dir)) {
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if (aAttribute == nsGkAtoms::type) {
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return aResult.ParseEnumValue(aValue, mozilla::dom::kListTypeTable, false);
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}
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if (aAttribute == nsGkAtoms::start) {
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return aResult.ParseIntWithBounds(aValue, 1);
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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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static void
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DirectoryMapAttributesIntoRule(const nsMappedAttributes* aAttributes,
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nsRuleData* aData)
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{
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if (aData->mSIDs & NS_STYLE_INHERIT_BIT(List)) {
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nsCSSValue* listStyleType = aData->ValueForListStyleType();
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if (listStyleType->GetUnit() == eCSSUnit_Null) {
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// type: enum
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const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::type);
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if (value) {
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if (value->Type() == nsAttrValue::eEnum) {
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listStyleType->SetIntValue(value->GetEnumValue(), eCSSUnit_Enumerated);
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} else {
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listStyleType->SetIntValue(NS_STYLE_LIST_STYLE_DISC, eCSSUnit_Enumerated);
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}
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}
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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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HTMLSharedElement::IsAttributeMapped(const nsIAtom* aAttribute) const
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{
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if (mNodeInfo->Equals(nsGkAtoms::dir)) {
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static const MappedAttributeEntry attributes[] = {
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{ &nsGkAtoms::type },
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// { &nsGkAtoms::compact }, // XXX
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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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return nsGenericHTMLElement::IsAttributeMapped(aAttribute);
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}
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static void
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SetBaseURIUsingFirstBaseWithHref(nsIDocument* aDocument, nsIContent* aMustMatch)
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{
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NS_PRECONDITION(aDocument, "Need a document!");
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for (nsIContent* child = aDocument->GetFirstChild(); child;
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child = child->GetNextNode()) {
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if (child->IsHTMLElement(nsGkAtoms::base) &&
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child->HasAttr(kNameSpaceID_None, nsGkAtoms::href)) {
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if (aMustMatch && child != aMustMatch) {
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return;
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}
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// Resolve the <base> element's href relative to our document URI
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nsAutoString href;
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child->GetAttr(kNameSpaceID_None, nsGkAtoms::href, href);
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nsCOMPtr<nsIURI> newBaseURI;
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nsContentUtils::NewURIWithDocumentCharset(
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getter_AddRefs(newBaseURI), href, aDocument,
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aDocument->GetDocumentURI());
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// Try to set our base URI. If that fails, try to set base URI to null
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nsresult rv = aDocument->SetBaseURI(newBaseURI);
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aDocument->SetChromeXHRDocBaseURI(nullptr);
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if (NS_FAILED(rv)) {
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aDocument->SetBaseURI(nullptr);
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}
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return;
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}
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}
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aDocument->SetBaseURI(nullptr);
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}
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static void
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SetBaseTargetUsingFirstBaseWithTarget(nsIDocument* aDocument,
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nsIContent* aMustMatch)
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{
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NS_PRECONDITION(aDocument, "Need a document!");
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for (nsIContent* child = aDocument->GetFirstChild(); child;
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child = child->GetNextNode()) {
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if (child->IsHTMLElement(nsGkAtoms::base) &&
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child->HasAttr(kNameSpaceID_None, nsGkAtoms::target)) {
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if (aMustMatch && child != aMustMatch) {
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return;
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}
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nsString target;
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child->GetAttr(kNameSpaceID_None, nsGkAtoms::target, target);
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aDocument->SetBaseTarget(target);
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return;
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}
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}
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aDocument->SetBaseTarget(EmptyString());
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}
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nsresult
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HTMLSharedElement::SetAttr(int32_t aNameSpaceID, nsIAtom* aName,
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nsIAtom* aPrefix, const nsAString& aValue,
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bool aNotify)
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{
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nsresult rv = nsGenericHTMLElement::SetAttr(aNameSpaceID, aName, aPrefix,
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aValue, aNotify);
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NS_ENSURE_SUCCESS(rv, rv);
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// If the href attribute of a <base> tag is changing, we may need to update
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// the document's base URI, which will cause all the links on the page to be
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// re-resolved given the new base. If the target attribute is changing, we
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// similarly need to change the base target.
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if (mNodeInfo->Equals(nsGkAtoms::base) &&
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aNameSpaceID == kNameSpaceID_None &&
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IsInDoc()) {
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if (aName == nsGkAtoms::href) {
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SetBaseURIUsingFirstBaseWithHref(GetUncomposedDoc(), this);
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} else if (aName == nsGkAtoms::target) {
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SetBaseTargetUsingFirstBaseWithTarget(GetUncomposedDoc(), this);
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}
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}
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return NS_OK;
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}
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nsresult
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HTMLSharedElement::UnsetAttr(int32_t aNameSpaceID, nsIAtom* aName,
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bool aNotify)
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{
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nsresult rv = nsGenericHTMLElement::UnsetAttr(aNameSpaceID, aName, aNotify);
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NS_ENSURE_SUCCESS(rv, rv);
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// If we're the first <base> with an href and our href attribute is being
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// unset, then we're no longer the first <base> with an href, and we need to
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// find the new one. Similar for target.
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if (mNodeInfo->Equals(nsGkAtoms::base) &&
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aNameSpaceID == kNameSpaceID_None &&
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IsInDoc()) {
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if (aName == nsGkAtoms::href) {
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SetBaseURIUsingFirstBaseWithHref(GetUncomposedDoc(), nullptr);
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} else if (aName == nsGkAtoms::target) {
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SetBaseTargetUsingFirstBaseWithTarget(GetUncomposedDoc(), nullptr);
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}
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}
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return NS_OK;
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}
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nsresult
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HTMLSharedElement::BindToTree(nsIDocument* aDocument, nsIContent* aParent,
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nsIContent* aBindingParent,
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bool aCompileEventHandlers)
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{
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nsresult rv = nsGenericHTMLElement::BindToTree(aDocument, aParent,
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aBindingParent,
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aCompileEventHandlers);
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NS_ENSURE_SUCCESS(rv, rv);
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// The document stores a pointer to its base URI and base target, which we may
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// need to update here.
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if (mNodeInfo->Equals(nsGkAtoms::base) &&
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aDocument) {
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if (HasAttr(kNameSpaceID_None, nsGkAtoms::href)) {
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SetBaseURIUsingFirstBaseWithHref(aDocument, this);
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}
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if (HasAttr(kNameSpaceID_None, nsGkAtoms::target)) {
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SetBaseTargetUsingFirstBaseWithTarget(aDocument, this);
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}
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}
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return NS_OK;
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}
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void
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HTMLSharedElement::UnbindFromTree(bool aDeep, bool aNullParent)
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{
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nsIDocument* doc = GetUncomposedDoc();
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nsGenericHTMLElement::UnbindFromTree(aDeep, aNullParent);
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// If we're removing a <base> from a document, we may need to update the
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// document's base URI and base target
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if (doc && mNodeInfo->Equals(nsGkAtoms::base)) {
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if (HasAttr(kNameSpaceID_None, nsGkAtoms::href)) {
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SetBaseURIUsingFirstBaseWithHref(doc, nullptr);
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}
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if (HasAttr(kNameSpaceID_None, nsGkAtoms::target)) {
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SetBaseTargetUsingFirstBaseWithTarget(doc, nullptr);
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}
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}
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}
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nsMapRuleToAttributesFunc
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HTMLSharedElement::GetAttributeMappingFunction() const
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{
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if (mNodeInfo->Equals(nsGkAtoms::dir)) {
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return &DirectoryMapAttributesIntoRule;
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}
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return nsGenericHTMLElement::GetAttributeMappingFunction();
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}
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JSObject*
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HTMLSharedElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto)
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{
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if (mNodeInfo->Equals(nsGkAtoms::param)) {
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return HTMLParamElementBinding::Wrap(aCx, this, aGivenProto);
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}
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if (mNodeInfo->Equals(nsGkAtoms::base)) {
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return HTMLBaseElementBinding::Wrap(aCx, this, aGivenProto);
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}
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if (mNodeInfo->Equals(nsGkAtoms::dir)) {
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return HTMLDirectoryElementBinding::Wrap(aCx, this, aGivenProto);
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}
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if (mNodeInfo->Equals(nsGkAtoms::q) ||
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mNodeInfo->Equals(nsGkAtoms::blockquote)) {
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return HTMLQuoteElementBinding::Wrap(aCx, this, aGivenProto);
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}
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if (mNodeInfo->Equals(nsGkAtoms::head)) {
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return HTMLHeadElementBinding::Wrap(aCx, this, aGivenProto);
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}
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MOZ_ASSERT(mNodeInfo->Equals(nsGkAtoms::html));
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return HTMLHtmlElementBinding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace dom
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} // namespace mozilla
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