/* -*- 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_DOMImplementation_h

#define mozilla_dom_DOMImplementation_h

#include "nsWrapperCache.h"

#include "mozilla/Attributes.h"

#include "mozilla/ErrorResult.h"

#include "nsCOMPtr.h"

#include "nsCycleCollectionParticipant.h"

#include "nsIDocument.h"

#include "nsIScriptGlobalObject.h"

#include "nsIURI.h"

#include "nsIWeakReferenceUtils.h"

#include "nsString.h"

namespace mozilla {

namespace dom {

class DocumentType;

class DOMImplementation final : public nsISupports

                              , public nsWrapperCache

{

  ~DOMImplementation()

  {

  }

public:

  DOMImplementation(nsIDocument* aOwner,

                    nsIGlobalObject* aScriptObject,

                    nsIURI* aDocumentURI,

                    nsIURI* aBaseURI)

    : mOwner(aOwner)

    , mScriptObject(do_GetWeakReference(aScriptObject))

    , mDocumentURI(aDocumentURI)

    , mBaseURI(aBaseURI)

  {

    MOZ_ASSERT(aOwner);

  }

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS

  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(DOMImplementation)

  nsIDocument* GetParentObject() const

  {

    return mOwner;

  }

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

  bool HasFeature()

  {

    return true;

  }

  already_AddRefed<DocumentType>

  CreateDocumentType(const nsAString& aQualifiedName,

                     const nsAString& aPublicId,

                     const nsAString& aSystemId,

                     ErrorResult& aRv);

  already_AddRefed<nsIDocument>

  CreateDocument(const nsAString& aNamespaceURI,

                 const nsAString& aQualifiedName,

                 DocumentType* aDoctype,

                 ErrorResult& aRv);

  already_AddRefed<nsIDocument>

  CreateHTMLDocument(const Optional<nsAString>& aTitle, ErrorResult& aRv);

private:

  nsresult CreateDocument(const nsAString& aNamespaceURI,

                          const nsAString& aQualifiedName,

                          DocumentType* aDoctype,

                          nsIDocument** aDocument);

  nsresult CreateHTMLDocument(const nsAString& aTitle,

                              nsIDocument** aDocument);

  nsCOMPtr<nsIDocument> mOwner;

  nsWeakPtr mScriptObject;

  nsCOMPtr<nsIURI> mDocumentURI;

  nsCOMPtr<nsIURI> mBaseURI;

};

} // namespace dom

} // namespace mozilla

#endif // mozilla_dom_DOMImplementation_h