dom/base/DOMImplementation.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef mozilla_dom_DOMImplementation_h
   6 #define mozilla_dom_DOMImplementation_h
   7
   8 #include "nsIDOMDOMImplementation.h"
   9 #include "nsWrapperCache.h"
  10
  11 #include "mozilla/Attributes.h"
  12 #include "mozilla/ErrorResult.h"
  13 #include "nsCOMPtr.h"
  14 #include "nsCycleCollectionParticipant.h"
  15 #include "nsIDocument.h"
  16 #include "nsIScriptGlobalObject.h"
  17 #include "nsIURI.h"
  18 #include "nsIWeakReferenceUtils.h"
  19 #include "nsString.h"
  20
  21 class nsIDOMDocument;
  22
  23 namespace mozilla {
  24 namespace dom {
  25 class DocumentType;
  26
  27 class DOMImplementation MOZ_FINAL : public nsIDOMDOMImplementation
  28                                   , public nsWrapperCache
  29 {
  30   ~DOMImplementation()
  31   {
  32   }
  33
  34 public:
  35   DOMImplementation(nsIDocument* aOwner,
  36                     nsIGlobalObject* aScriptObject,
  37                     nsIURI* aDocumentURI,
  38                     nsIURI* aBaseURI)
  39     : mOwner(aOwner)
  40     , mScriptObject(do_GetWeakReference(aScriptObject))
  41     , mDocumentURI(aDocumentURI)
  42     , mBaseURI(aBaseURI)
  43   {
  44     MOZ_ASSERT(aOwner);
  45   }
  46
  47   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  48   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(DOMImplementation)
  49
  50   nsIDocument* GetParentObject() const
  51   {
  52     return mOwner;
  53   }
  54
  55   virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
  56
  57   // nsIDOMDOMImplementation
  58   NS_DECL_NSIDOMDOMIMPLEMENTATION
  59
  60   bool HasFeature(const nsAString& aFeature, const nsAString& aVersion);
  61
  62   already_AddRefed<DocumentType>
  63   CreateDocumentType(const nsAString& aQualifiedName,
  64                      const nsAString& aPublicId,
  65                      const nsAString& aSystemId,
  66                      ErrorResult& aRv);
  67
  68   already_AddRefed<nsIDocument>
  69   CreateDocument(const nsAString& aNamespaceURI,
  70                  const nsAString& aQualifiedName,
  71                  nsIDOMDocumentType* aDoctype,
  72                  ErrorResult& aRv);
  73
  74   already_AddRefed<nsIDocument>
  75   CreateHTMLDocument(const Optional<nsAString>& aTitle, ErrorResult& aRv);
  76
  77 private:
  78   nsresult CreateDocument(const nsAString& aNamespaceURI,
  79                           const nsAString& aQualifiedName,
  80                           nsIDOMDocumentType* aDoctype,
  81                           nsIDocument** aDocument,
  82                           nsIDOMDocument** aDOMDocument);
  83   nsresult CreateHTMLDocument(const nsAString& aTitle,
  84                               nsIDocument** aDocument,
  85                               nsIDOMDocument** aDOMDocument);
  86
  87   nsCOMPtr<nsIDocument> mOwner;
  88   nsWeakPtr mScriptObject;
  89   nsCOMPtr<nsIURI> mDocumentURI;
  90   nsCOMPtr<nsIURI> mBaseURI;
  91 };
  92
  93 } // namespace dom
  94 } // namespace mozilla
  95
  96 #endif // mozilla_dom_DOMImplementation_h