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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
* 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,
bool* aIsExplicitlyEnabled)
{
*aIsAlternate = false;
*aIsExplicitlyEnabled = 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
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