gecko-dev/dom/svg/SVGStyleElement.h

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4.2 KiB
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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/. */
#ifndef mozilla_dom_SVGStyleElement_h
#define mozilla_dom_SVGStyleElement_h
#include "mozilla/Attributes.h"
#include "nsSVGElement.h"
#include "nsStyleLinkElement.h"
#include "nsStubMutationObserver.h"
nsresult NS_NewSVGStyleElement(nsIContent **aResult,
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
typedef nsSVGElement SVGStyleElementBase;
namespace mozilla {
namespace dom {
class SVGStyleElement final : public SVGStyleElementBase,
public nsStyleLinkElement,
public nsStubMutationObserver
{
protected:
friend nsresult (::NS_NewSVGStyleElement(nsIContent **aResult,
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo));
explicit SVGStyleElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo);
~SVGStyleElement();
virtual JSObject* WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto) override;
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(SVGStyleElement,
SVGStyleElementBase)
// nsIContent
virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,
nsIContent* aBindingParent,
bool aCompileEventHandlers) override;
virtual void UnbindFromTree(bool aDeep = true,
bool aNullParent = true) override;
virtual nsresult AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName,
const nsAttrValue* aValue,
const nsAttrValue* aOldValue,
nsIPrincipal* aMaybeScriptedPrincipal,
bool aNotify) override;
virtual bool ParseAttribute(int32_t aNamespaceID,
nsAtom* aAttribute,
const nsAString& aValue,
nsIPrincipal* aMaybeScriptedPrincipal,
nsAttrValue& aResult) override;
virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult,
bool aPreallocateChildren) const override;
// nsIMutationObserver
NS_DECL_NSIMUTATIONOBSERVER_CHARACTERDATACHANGED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
// WebIDL
void GetXmlspace(nsAString & aXmlspace);
void SetXmlspace(const nsAString & aXmlspace, ErrorResult& rv);
void GetMedia(nsAString & aMedia);
void SetMedia(const nsAString& aMedia, ErrorResult& rv);
bool Scoped() const;
void SetScoped(bool aScoped, ErrorResult& rv);
void GetType(nsAString & aType);
void SetType(const nsAString& aType, ErrorResult& rv);
void GetTitle(nsAString & aTitle);
void SetTitle(const nsAString& aTitle, ErrorResult& rv);
protected:
// Dummy init method to make the NS_IMPL_NS_NEW_SVG_ELEMENT and
// NS_IMPL_ELEMENT_CLONE_WITH_INIT usable with this class. This should be
// completely optimized away.
inline nsresult Init()
{
return NS_OK;
}
// nsStyleLinkElement overrides
already_AddRefed<nsIURI> GetStyleSheetURL(bool* aIsInline, nsIPrincipal** aTriggeringPrincipal) override;
void GetStyleSheetInfo(nsAString& aTitle,
nsAString& aType,
nsAString& aMedia,
bool* aIsScoped,
bool* aIsAlternate) override;
virtual CORSMode GetCORSMode() const override;
/**
* Common method to call from the various mutation observer methods.
* aContent is a content node that's either the one that changed or its
* parent; we should only respond to the change if aContent is non-anonymous.
*/
void ContentChanged(nsIContent* aContent);
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_SVGStyleElement_h