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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
#ifndef mozilla_dom_HTMLStyleElement_h
#define mozilla_dom_HTMLStyleElement_h
#include "mozilla/Attributes.h"
#include "mozilla/dom/LinkStyle.h"
#include "nsGenericHTMLElement.h"
#include "nsStubMutationObserver.h"
class nsDOMTokenList;
namespace mozilla::dom {
class HTMLStyleElement final : public nsGenericHTMLElement,
public LinkStyle,
public nsStubMutationObserver {
public:
explicit HTMLStyleElement(
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
// nsISupports
NS_DECL_ISUPPORTS_INHERITED
// CC
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLStyleElement,
nsGenericHTMLElement)
void GetInnerHTML(nsAString& aInnerHTML, OOMReporter& aError) override;
using nsGenericHTMLElement::SetInnerHTML;
void SetInnerHTMLTrusted(const nsAString& aInnerHTML,
nsIPrincipal* aSubjectPrincipal,
mozilla::ErrorResult& aError) override;
public:
virtual void SetTextContentInternal(const nsAString& aTextContent,
nsIPrincipal* aSubjectPrincipal,
mozilla::ErrorResult& aError) override;
/**
* Mark this style element with a devtools-specific principal that
* skips Content Security Policy unsafe-inline checks. This triggering
* principal will be overwritten by any callers that set textContent
* or innerHTML on this element.
*/
void SetDevtoolsAsTriggeringPrincipal();
virtual nsresult BindToTree(BindContext&, nsINode& aParent) override;
virtual void UnbindFromTree(UnbindContext&) override;
bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
const nsAString& aValue,
nsIPrincipal* aMaybeScriptedPrincipal,
nsAttrValue& aResult) override;
virtual void AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName,
const nsAttrValue* aValue,
const nsAttrValue* aOldValue,
nsIPrincipal* aSubjectPrincipal,
bool aNotify) override;
virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
// nsIMutationObserver
NS_DECL_NSIMUTATIONOBSERVER_CHARACTERDATACHANGED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
bool Disabled() const;
void SetDisabled(bool aDisabled);
void GetMedia(nsAString& aValue) { GetHTMLAttr(nsGkAtoms::media, aValue); }
void SetMedia(const nsAString& aMedia, ErrorResult& aError) {
SetHTMLAttr(nsGkAtoms::media, aMedia, aError);
}
void GetType(nsAString& aValue) { GetHTMLAttr(nsGkAtoms::type, aValue); }
void SetType(const nsAString& aType, ErrorResult& aError) {
SetHTMLAttr(nsGkAtoms::type, aType, aError);
}
nsDOMTokenList* Blocking();
bool IsPotentiallyRenderBlocking() override;
virtual JSObject* WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
protected:
virtual ~HTMLStyleElement();
nsIContent& AsContent() final { return *this; }
const LinkStyle* AsLinkStyle() const final { return this; }
Maybe<SheetInfo> GetStyleSheetInfo() final;
/**
* 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);
RefPtr<nsDOMTokenList> mBlocking;
};
} // namespace mozilla::dom
#endif