diff options
Diffstat (limited to 'dom/svg/SVGStyleElement.cpp')
| -rw-r--r-- | dom/svg/SVGStyleElement.cpp | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/dom/svg/SVGStyleElement.cpp b/dom/svg/SVGStyleElement.cpp new file mode 100644 index 0000000000..22fb204dff --- /dev/null +++ b/dom/svg/SVGStyleElement.cpp @@ -0,0 +1,306 @@ +/* -*- 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<JSObject*> 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<mozilla::dom::NodeInfo>& 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(NewRunnableMethod(this, update)); + + return rv; +} + +void +SVGStyleElement::UnbindFromTree(bool aDeep, bool aNullParent) +{ + nsCOMPtr<nsIDocument> 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<nsIURI> +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 + |