dom/xbl/nsXBLDocumentInfo.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 nsXBLDocumentInfo_h__
   6 #define nsXBLDocumentInfo_h__
   7
   8 #include "mozilla/Attributes.h"
   9 #include "nsCOMPtr.h"
  10 #include "nsAutoPtr.h"
  11 #include "nsWeakReference.h"
  12 #include "nsIDocument.h"
  13 #include "nsCycleCollectionParticipant.h"
  14
  15 class nsXBLPrototypeBinding;
  16 class nsXBLDocGlobalObject;
  17
  18 class nsXBLDocumentInfo MOZ_FINAL : public nsSupportsWeakReference
  19 {
  20 public:
  21   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  22
  23   explicit nsXBLDocumentInfo(nsIDocument* aDocument);
  24
  25   already_AddRefed<nsIDocument> GetDocument()
  26     { nsCOMPtr<nsIDocument> copy = mDocument; return copy.forget(); }
  27
  28   bool GetScriptAccess() const { return mScriptAccess; }
  29
  30   nsIURI* DocumentURI() { return mDocument->GetDocumentURI(); }
  31
  32   nsXBLPrototypeBinding* GetPrototypeBinding(const nsACString& aRef);
  33   nsresult SetPrototypeBinding(const nsACString& aRef,
  34                                nsXBLPrototypeBinding* aBinding);
  35
  36   // This removes the binding without deleting it
  37   void RemovePrototypeBinding(const nsACString& aRef);
  38
  39   nsresult WritePrototypeBindings();
  40
  41   void SetFirstPrototypeBinding(nsXBLPrototypeBinding* aBinding);
  42
  43   void FlushSkinStylesheets();
  44
  45   bool IsChrome() { return mIsChrome; }
  46
  47   void MarkInCCGeneration(uint32_t aGeneration);
  48
  49   static nsresult ReadPrototypeBindings(nsIURI* aURI, nsXBLDocumentInfo** aDocInfo);
  50
  51   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsXBLDocumentInfo)
  52
  53 private:
  54   virtual ~nsXBLDocumentInfo();
  55
  56   nsCOMPtr<nsIDocument> mDocument;
  57   bool mScriptAccess;
  58   bool mIsChrome;
  59   // the binding table owns each nsXBLPrototypeBinding
  60   nsAutoPtr<nsClassHashtable<nsCStringHashKey, nsXBLPrototypeBinding>> mBindingTable;
  61
  62   // non-owning pointer to the first binding in the table
  63   nsXBLPrototypeBinding* mFirstBinding;
  64 };
  65
  66 #ifdef DEBUG
  67 void AssertInCompilationScope();
  68 #else
  69 inline void AssertInCompilationScope() {}
  70 #endif
  71
  72 #endif