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109 lines
3.9 KiB
C++
109 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_HTMLStyleElement_h
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#define mozilla_dom_HTMLStyleElement_h
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#include "mozilla/Attributes.h"
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#include "mozilla/dom/LinkStyle.h"
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#include "nsGenericHTMLElement.h"
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#include "nsStubMutationObserver.h"
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class nsDOMTokenList;
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namespace mozilla::dom {
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class HTMLStyleElement final : public nsGenericHTMLElement,
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public LinkStyle,
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public nsStubMutationObserver {
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public:
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explicit HTMLStyleElement(
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already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);
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// nsISupports
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NS_DECL_ISUPPORTS_INHERITED
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// CC
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLStyleElement,
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nsGenericHTMLElement)
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void GetInnerHTML(nsAString& aInnerHTML, OOMReporter& aError) override;
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using nsGenericHTMLElement::SetInnerHTML;
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void SetInnerHTMLTrusted(const nsAString& aInnerHTML,
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nsIPrincipal* aSubjectPrincipal,
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mozilla::ErrorResult& aError) override;
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public:
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virtual void SetTextContentInternal(const nsAString& aTextContent,
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nsIPrincipal* aSubjectPrincipal,
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mozilla::ErrorResult& aError) override;
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/**
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* Mark this style element with a devtools-specific principal that
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* skips Content Security Policy unsafe-inline checks. This triggering
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* principal will be overwritten by any callers that set textContent
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* or innerHTML on this element.
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*/
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void SetDevtoolsAsTriggeringPrincipal();
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virtual nsresult BindToTree(BindContext&, nsINode& aParent) override;
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virtual void UnbindFromTree(UnbindContext&) override;
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bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
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const nsAString& aValue,
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nsIPrincipal* aMaybeScriptedPrincipal,
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nsAttrValue& aResult) override;
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virtual void AfterSetAttr(int32_t aNameSpaceID, nsAtom* aName,
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const nsAttrValue* aValue,
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const nsAttrValue* aOldValue,
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nsIPrincipal* aSubjectPrincipal,
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bool aNotify) override;
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virtual nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;
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// nsIMutationObserver
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NS_DECL_NSIMUTATIONOBSERVER_CHARACTERDATACHANGED
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NS_DECL_NSIMUTATIONOBSERVER_CONTENTAPPENDED
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NS_DECL_NSIMUTATIONOBSERVER_CONTENTINSERTED
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NS_DECL_NSIMUTATIONOBSERVER_CONTENTREMOVED
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bool Disabled() const;
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void SetDisabled(bool aDisabled);
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void GetMedia(nsAString& aValue) { GetHTMLAttr(nsGkAtoms::media, aValue); }
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void SetMedia(const nsAString& aMedia, ErrorResult& aError) {
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SetHTMLAttr(nsGkAtoms::media, aMedia, aError);
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}
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void GetType(nsAString& aValue) { GetHTMLAttr(nsGkAtoms::type, aValue); }
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void SetType(const nsAString& aType, ErrorResult& aError) {
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SetHTMLAttr(nsGkAtoms::type, aType, aError);
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}
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nsDOMTokenList* Blocking();
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bool IsPotentiallyRenderBlocking() override;
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virtual JSObject* WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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protected:
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virtual ~HTMLStyleElement();
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nsIContent& AsContent() final { return *this; }
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const LinkStyle* AsLinkStyle() const final { return this; }
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Maybe<SheetInfo> GetStyleSheetInfo() final;
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/**
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* Common method to call from the various mutation observer methods.
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* aContent is a content node that's either the one that changed or its
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* parent; we should only respond to the change if aContent is non-anonymous.
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*/
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void ContentChanged(nsIContent* aContent);
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RefPtr<nsDOMTokenList> mBlocking;
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};
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} // namespace mozilla::dom
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#endif
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