/* -*- 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_HTMLStyleElement_h

#define mozilla_dom_HTMLStyleElement_h

#include "mozilla/Attributes.h"

#include "nsGenericHTMLElement.h"

#include "nsStyleLinkElement.h"

#include "nsStubMutationObserver.h"

class nsIDocument;

namespace mozilla {

namespace dom {

class HTMLStyleElement final : public nsGenericHTMLElement,

                               public nsStyleLinkElement,

                               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;

  virtual void SetInnerHTML(const nsAString& aInnerHTML,

                            nsIPrincipal* aSubjectPrincipal,

                            mozilla::ErrorResult& aError) override;

  virtual void SetTextContentInternal(const nsAString& aTextContent,

                                      nsIPrincipal* aSubjectPrincipal,

                                      mozilla::ErrorResult& aError) override;

  virtual nsresult BindToTree(nsIDocument* aDocument, nsIContent* aParent,

                              nsIContent* aBindingParent) 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* 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();

  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);

  }

  virtual JSObject* WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto) override;

protected:

  virtual ~HTMLStyleElement();

  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);

};

} // namespace dom

} // namespace mozilla

#endif