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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_HTMLLinkElement_h
+#define mozilla_dom_HTMLLinkElement_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/Link.h"
+#include "ImportManager.h"
+#include "nsGenericHTMLElement.h"
+#include "nsIDOMHTMLLinkElement.h"
+#include "nsStyleLinkElement.h"
+
+namespace mozilla {
+class EventChainPostVisitor;
+class EventChainPreVisitor;
+namespace dom {
+
+class HTMLLinkElement final : public nsGenericHTMLElement,
+ public nsIDOMHTMLLinkElement,
+ public nsStyleLinkElement,
+ public Link
+{
+public:
+ explicit HTMLLinkElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo);
+
+ // nsISupports
+ NS_DECL_ISUPPORTS_INHERITED
+
+ // CC
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLLinkElement,
+ nsGenericHTMLElement)
+
+ // nsIDOMHTMLLinkElement
+ NS_DECL_NSIDOMHTMLLINKELEMENT
+
+ // DOM memory reporter participant
+ NS_DECL_SIZEOF_EXCLUDING_THIS
+
+ void LinkAdded();
+ void LinkRemoved();
+
+ void UpdateImport();
+
+ // nsIDOMEventTarget
+ virtual nsresult PreHandleEvent(EventChainPreVisitor& aVisitor) override;
+ virtual nsresult PostHandleEvent(
+ EventChainPostVisitor& aVisitor) override;
+
+ // nsINode
+ virtual nsresult Clone(mozilla::dom::NodeInfo* aNodeInfo, nsINode** aResult) const override;
+ virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+ // 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 BeforeSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
+ nsAttrValueOrString* aValue,
+ bool aNotify) override;
+ virtual nsresult AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
+ const nsAttrValue* aValue,
+ bool aNotify) override;
+ virtual bool IsLink(nsIURI** aURI) const override;
+ virtual already_AddRefed<nsIURI> GetHrefURI() const override;
+
+ // Element
+ virtual bool ParseAttribute(int32_t aNamespaceID,
+ nsIAtom* aAttribute,
+ const nsAString& aValue,
+ nsAttrValue& aResult) override;
+ virtual void GetLinkTarget(nsAString& aTarget) override;
+ virtual EventStates IntrinsicState() const override;
+
+ void CreateAndDispatchEvent(nsIDocument* aDoc, const nsAString& aEventName);
+
+ virtual void OnDNSPrefetchDeferred() override;
+ virtual void OnDNSPrefetchRequested() override;
+ virtual bool HasDeferredDNSPrefetchRequest() override;
+
+ // WebIDL
+ bool Disabled();
+ void SetDisabled(bool aDisabled);
+ // XPCOM GetHref is fine.
+ void SetHref(const nsAString& aHref, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::href, aHref, aRv);
+ }
+ void GetCrossOrigin(nsAString& aResult)
+ {
+ // Null for both missing and invalid defaults is ok, since we
+ // always parse to an enum value, so we don't need an invalid
+ // default, and we _want_ the missing default to be null.
+ GetEnumAttr(nsGkAtoms::crossorigin, nullptr, aResult);
+ }
+ void SetCrossOrigin(const nsAString& aCrossOrigin, ErrorResult& aError)
+ {
+ SetOrRemoveNullableStringAttr(nsGkAtoms::crossorigin, aCrossOrigin, aError);
+ }
+ // XPCOM GetRel is fine.
+ void SetRel(const nsAString& aRel, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::rel, aRel, aRv);
+ }
+ nsDOMTokenList* RelList();
+ // XPCOM GetMedia is fine.
+ void SetMedia(const nsAString& aMedia, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::media, aMedia, aRv);
+ }
+ // XPCOM GetHreflang is fine.
+ void SetHreflang(const nsAString& aHreflang, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::hreflang, aHreflang, aRv);
+ }
+ nsDOMTokenList* Sizes()
+ {
+ return GetTokenList(nsGkAtoms::sizes);
+ }
+ // XPCOM GetType is fine.
+ void SetType(const nsAString& aType, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::type, aType, aRv);
+ }
+ // XPCOM GetCharset is fine.
+ void SetCharset(const nsAString& aCharset, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::charset, aCharset, aRv);
+ }
+ // XPCOM GetRev is fine.
+ void SetRev(const nsAString& aRev, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::rev, aRev, aRv);
+ }
+ // XPCOM GetTarget is fine.
+ void SetTarget(const nsAString& aTarget, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::target, aTarget, aRv);
+ }
+ void GetIntegrity(nsAString& aIntegrity) const
+ {
+ GetHTMLAttr(nsGkAtoms::integrity, aIntegrity);
+ }
+ void SetIntegrity(const nsAString& aIntegrity, ErrorResult& aRv)
+ {
+ SetHTMLAttr(nsGkAtoms::integrity, aIntegrity, aRv);
+ }
+ void SetReferrerPolicy(const nsAString& aReferrer, ErrorResult& aError)
+ {
+ SetHTMLAttr(nsGkAtoms::referrerpolicy, aReferrer, aError);
+ }
+ void GetReferrerPolicy(nsAString& aReferrer)
+ {
+ GetEnumAttr(nsGkAtoms::referrerpolicy, EmptyCString().get(), aReferrer);
+ }
+ mozilla::net::ReferrerPolicy GetLinkReferrerPolicy() override
+ {
+ return GetReferrerPolicyAsEnum();
+ }
+
+ already_AddRefed<nsIDocument> GetImport();
+ already_AddRefed<ImportLoader> GetImportLoader()
+ {
+ return RefPtr<ImportLoader>(mImportLoader).forget();
+ }
+
+ virtual CORSMode GetCORSMode() const override;
+protected:
+ virtual ~HTMLLinkElement();
+
+ // nsStyleLinkElement
+ virtual already_AddRefed<nsIURI> GetStyleSheetURL(bool* aIsInline) override;
+ virtual void GetStyleSheetInfo(nsAString& aTitle,
+ nsAString& aType,
+ nsAString& aMedia,
+ bool* aIsScoped,
+ bool* aIsAlternate) override;
+protected:
+ RefPtr<nsDOMTokenList> mRelList;
+
+private:
+ RefPtr<ImportLoader> mImportLoader;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_HTMLLinkElement_h