dom/indexedDB/IDBFileRequest.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=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 file,
   5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_indexeddb_idbfilerequest_h__
   8 #define mozilla_dom_indexeddb_idbfilerequest_h__
   9
  10 #include "DOMRequest.h"
  11 #include "js/TypeDecls.h"
  12 #include "mozilla/Attributes.h"
  13 #include "mozilla/dom/FileRequest.h"
  14 #include "nsAutoPtr.h"
  15 #include "nsCycleCollectionParticipant.h"
  16
  17 class nsPIDOMWindow;
  18
  19 namespace mozilla {
  20
  21 class EventChainPreVisitor;
  22
  23 namespace dom {
  24 namespace indexedDB {
  25
  26 class IDBFileHandle;
  27
  28 class IDBFileRequest MOZ_FINAL : public DOMRequest,
  29                                  public FileRequestBase
  30 {
  31 public:
  32   NS_DECL_ISUPPORTS_INHERITED
  33
  34   NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IDBFileRequest, DOMRequest)
  35
  36   static already_AddRefed<IDBFileRequest>
  37   Create(nsPIDOMWindow* aOwner, IDBFileHandle* aFileHandle,
  38          bool aWrapAsDOMRequest);
  39
  40   // nsIDOMEventTarget
  41   virtual nsresult
  42   PreHandleEvent(EventChainPreVisitor& aVisitor) MOZ_OVERRIDE;
  43
  44   // FileRequest
  45   virtual void
  46   OnProgress(uint64_t aProgress, uint64_t aProgressMax) MOZ_OVERRIDE;
  47
  48   virtual nsresult
  49   NotifyHelperCompleted(FileHelper* aFileHelper) MOZ_OVERRIDE;
  50
  51   // nsWrapperCache
  52   virtual JSObject*
  53   WrapObject(JSContext* aCx) MOZ_OVERRIDE;
  54
  55   // WebIDL
  56   IDBFileHandle*
  57   GetFileHandle() const;
  58
  59   IDBFileHandle*
  60   GetLockedFile() const
  61   {
  62     return GetFileHandle();
  63   }
  64
  65   IMPL_EVENT_HANDLER(progress)
  66
  67 private:
  68   IDBFileRequest(nsPIDOMWindow* aWindow);
  69   ~IDBFileRequest();
  70
  71   void
  72   FireProgressEvent(uint64_t aLoaded, uint64_t aTotal);
  73
  74   nsRefPtr<IDBFileHandle> mFileHandle;
  75
  76   bool mWrapAsDOMRequest;
  77 };
  78
  79 } // namespace indexedDB
  80 } // namespace dom
  81 } // namespace mozilla
  82
  83 #endif // mozilla_dom_indexeddb_idbfilerequest_h__