/* -*- 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/Element.h" #include "mozilla/dom/SVGStyleElement.h" #include "nsContentUtils.h" #include "mozilla/dom/SVGStyleElementBinding.h" NS_IMPL_NS_NEW_NAMESPACED_SVG_ELEMENT(Style) namespace mozilla { namespace dom { JSObject* SVGStyleElement::WrapNode(JSContext *aCx, JS::Handle aGivenProto) { return SVGStyleElementBinding::Wrap(aCx, this, aGivenProto); } //---------------------------------------------------------------------- // nsISupports methods NS_IMPL_ADDREF_INHERITED(SVGStyleElement, SVGStyleElementBase) NS_IMPL_RELEASE_INHERITED(SVGStyleElement, SVGStyleElementBase) NS_INTERFACE_TABLE_HEAD_CYCLE_COLLECTION_INHERITED(SVGStyleElement) NS_INTERFACE_TABLE_INHERITED(SVGStyleElement, nsIStyleSheetLinkingElement, nsIMutationObserver) NS_INTERFACE_TABLE_TAIL_INHERITING(SVGStyleElementBase) NS_IMPL_CYCLE_COLLECTION_CLASS(SVGStyleElement) NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(SVGStyleElement, SVGStyleElementBase) tmp->nsStyleLinkElement::Traverse(cb); NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(SVGStyleElement, SVGStyleElementBase) tmp->nsStyleLinkElement::Unlink(); NS_IMPL_CYCLE_COLLECTION_UNLINK_END //---------------------------------------------------------------------- // Implementation SVGStyleElement::SVGStyleElement(already_AddRefed& aNodeInfo) : SVGStyleElementBase(aNodeInfo) { AddMutationObserver(this); } SVGStyleElement::~SVGStyleElement() { } //---------------------------------------------------------------------- // nsIDOMNode methods NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGStyleElement) //---------------------------------------------------------------------- // nsIContent methods nsresult SVGStyleElement::BindToTree(nsIDocument* aDocument, nsIContent* aParent, nsIContent* aBindingParent, bool aCompileEventHandlers) { nsresult rv = SVGStyleElementBase::BindToTree(aDocument, aParent, aBindingParent, aCompileEventHandlers); NS_ENSURE_SUCCESS(rv, rv); void (SVGStyleElement::*update)() = &SVGStyleElement::UpdateStyleSheetInternal; nsContentUtils::AddScriptRunner(NS_NewRunnableMethod(this, update)); return rv; } void SVGStyleElement::UnbindFromTree(bool aDeep, bool aNullParent) { nsCOMPtr oldDoc = GetUncomposedDoc(); ShadowRoot* oldShadow = GetContainingShadow(); SVGStyleElementBase::UnbindFromTree(aDeep, aNullParent); UpdateStyleSheetInternal(oldDoc, oldShadow); } nsresult SVGStyleElement::SetAttr(int32_t aNameSpaceID, nsIAtom* aName, nsIAtom* aPrefix, const nsAString& aValue, bool aNotify) { nsresult rv = SVGStyleElementBase::SetAttr(aNameSpaceID, aName, aPrefix, aValue, aNotify); if (NS_SUCCEEDED(rv) && aNameSpaceID == kNameSpaceID_None) { if (aName == nsGkAtoms::title || aName == nsGkAtoms::media || aName == nsGkAtoms::type) { UpdateStyleSheetInternal(nullptr, nullptr, true); } else if (aName == nsGkAtoms::scoped) { UpdateStyleSheetScopedness(true); } } return rv; } nsresult SVGStyleElement::UnsetAttr(int32_t aNameSpaceID, nsIAtom* aAttribute, bool aNotify) { nsresult rv = SVGStyleElementBase::UnsetAttr(aNameSpaceID, aAttribute, aNotify); if (NS_SUCCEEDED(rv) && aNameSpaceID == kNameSpaceID_None) { if (aAttribute == nsGkAtoms::title || aAttribute == nsGkAtoms::media || aAttribute == nsGkAtoms::type) { UpdateStyleSheetInternal(nullptr, nullptr, true); } else if (aAttribute == nsGkAtoms::scoped) { UpdateStyleSheetScopedness(false); } } return rv; } bool SVGStyleElement::ParseAttribute(int32_t aNamespaceID, nsIAtom* aAttribute, const nsAString& aValue, nsAttrValue& aResult) { if (aNamespaceID == kNameSpaceID_None && aAttribute == nsGkAtoms::crossorigin) { ParseCORSValue(aValue, aResult); return true; } return SVGStyleElementBase::ParseAttribute(aNamespaceID, aAttribute, aValue, aResult); } //---------------------------------------------------------------------- // nsIMutationObserver methods void SVGStyleElement::CharacterDataChanged(nsIDocument* aDocument, nsIContent* aContent, CharacterDataChangeInfo* aInfo) { ContentChanged(aContent); } void SVGStyleElement::ContentAppended(nsIDocument* aDocument, nsIContent* aContainer, nsIContent* aFirstNewContent, int32_t aNewIndexInContainer) { ContentChanged(aContainer); } void SVGStyleElement::ContentInserted(nsIDocument* aDocument, nsIContent* aContainer, nsIContent* aChild, int32_t aIndexInContainer) { ContentChanged(aChild); } void SVGStyleElement::ContentRemoved(nsIDocument* aDocument, nsIContent* aContainer, nsIContent* aChild, int32_t aIndexInContainer, nsIContent* aPreviousSibling) { ContentChanged(aChild); } void SVGStyleElement::ContentChanged(nsIContent* aContent) { if (nsContentUtils::IsInSameAnonymousTree(this, aContent)) { UpdateStyleSheetInternal(nullptr, nullptr); } } //---------------------------------------------------------------------- void SVGStyleElement::GetXmlspace(nsAString & aXmlspace) { GetAttr(kNameSpaceID_XML, nsGkAtoms::space, aXmlspace); } void SVGStyleElement::SetXmlspace(const nsAString & aXmlspace, ErrorResult& rv) { rv = SetAttr(kNameSpaceID_XML, nsGkAtoms::space, aXmlspace, true); } void SVGStyleElement::GetMedia(nsAString & aMedia) { GetAttr(kNameSpaceID_None, nsGkAtoms::media, aMedia); } void SVGStyleElement::SetMedia(const nsAString& aMedia, ErrorResult& rv) { rv = SetAttr(kNameSpaceID_None, nsGkAtoms::media, aMedia, true); } bool SVGStyleElement::Scoped() const { return GetBoolAttr(nsGkAtoms::scoped); } void SVGStyleElement::SetScoped(bool aScoped, ErrorResult& rv) { rv = SetBoolAttr(nsGkAtoms::scoped, aScoped); } void SVGStyleElement::GetType(nsAString & aType) { GetAttr(kNameSpaceID_None, nsGkAtoms::type, aType); } void SVGStyleElement::SetType(const nsAString& aType, ErrorResult& rv) { rv = SetAttr(kNameSpaceID_None, nsGkAtoms::type, aType, true); } void SVGStyleElement::GetTitle(nsAString & aTitle) { GetAttr(kNameSpaceID_None, nsGkAtoms::title, aTitle); } void SVGStyleElement::SetTitle(const nsAString& aTitle, ErrorResult& rv) { rv = SetAttr(kNameSpaceID_None, nsGkAtoms::title, aTitle, true); } //---------------------------------------------------------------------- // nsStyleLinkElement methods already_AddRefed SVGStyleElement::GetStyleSheetURL(bool* aIsInline) { *aIsInline = true; return nullptr; } void SVGStyleElement::GetStyleSheetInfo(nsAString& aTitle, nsAString& aType, nsAString& aMedia, bool* aIsScoped, bool* aIsAlternate) { *aIsAlternate = false; nsAutoString title; GetAttr(kNameSpaceID_None, nsGkAtoms::title, title); title.CompressWhitespace(); aTitle.Assign(title); GetAttr(kNameSpaceID_None, nsGkAtoms::media, aMedia); // The SVG spec is formulated in terms of the CSS2 spec, // which specifies that media queries are case insensitive. nsContentUtils::ASCIIToLower(aMedia); GetAttr(kNameSpaceID_None, nsGkAtoms::type, aType); if (aType.IsEmpty()) { aType.AssignLiteral("text/css"); } *aIsScoped = HasAttr(kNameSpaceID_None, nsGkAtoms::scoped); return; } CORSMode SVGStyleElement::GetCORSMode() const { return AttrValueToCORSMode(GetParsedAttr(nsGkAtoms::crossorigin)); } } // namespace dom } // namespace mozilla