dom/base/DOMImplementation.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_DOMImplementation_h
   8 #define mozilla_dom_DOMImplementation_h
   9
  10 #include "nsWrapperCache.h"
  11
  12 #include "mozilla/Attributes.h"
  13 #include "nsCOMPtr.h"
  14 #include "nsCycleCollectionParticipant.h"
  15 #include "nsIScriptGlobalObject.h"
  16 #include "nsIURI.h"
  17 #include "nsIWeakReferenceUtils.h"
  18 #include "nsString.h"
  19
  20 namespace mozilla {
  21 class ErrorResult;
  22
  23 namespace dom {
  24 class Document;
  25 class DocumentType;
  26 template <typename T>
  27 class Optional;
  28
  29 class DOMImplementation final : public nsISupports, public nsWrapperCache {
  30   ~DOMImplementation();
  31
  32  public:
  33   DOMImplementation(Document* aOwner, nsIGlobalObject* aScriptObject,
  34                     nsIURI* aDocumentURI, nsIURI* aBaseURI);
  35
  36   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  37   NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(DOMImplementation)
  38
  39   Document* GetParentObject() const { return mOwner; }
  40
  41   virtual JSObject* WrapObject(JSContext* aCx,
  42                                JS::Handle<JSObject*> aGivenProto) override;
  43
  44   bool HasFeature() { return true; }
  45
  46   already_AddRefed<DocumentType> CreateDocumentType(
  47       const nsAString& aQualifiedName, const nsAString& aPublicId,
  48       const nsAString& aSystemId, ErrorResult& aRv);
  49
  50   already_AddRefed<Document> CreateDocument(const nsAString& aNamespaceURI,
  51                                             const nsAString& aQualifiedName,
  52                                             DocumentType* aDoctype,
  53                                             ErrorResult& aRv);
  54
  55   already_AddRefed<Document> CreateHTMLDocument(
  56       const Optional<nsAString>& aTitle, ErrorResult& aRv);
  57
  58  private:
  59   nsresult CreateDocument(const nsAString& aNamespaceURI,
  60                           const nsAString& aQualifiedName,
  61                           DocumentType* aDoctype, Document** aDocument);
  62   nsresult CreateHTMLDocument(const nsAString& aTitle, Document** aDocument);
  63
  64   nsCOMPtr<Document> mOwner;
  65   nsWeakPtr mScriptObject;
  66   nsCOMPtr<nsIURI> mDocumentURI;
  67   nsCOMPtr<nsIURI> mBaseURI;
  68 };
  69
  70 }  // namespace dom
  71 }  // namespace mozilla
  72
  73 #endif  // mozilla_dom_DOMImplementation_h