The Tor Browser: dom/indexedDB/IDBRequest.h@b8a032363ba2 (annotated)

dom/indexedDB/IDBRequest.h@b8a032363ba2 (annotated)

dom/indexedDB/IDBRequest.h

Thu, 22 Jan 2015 13:21:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Jan 2015 13:21:57 +0100
branch: TOR_BUG_9701
changeset 15: b8a032363ba2
permissions: -rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=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_indexeddb_idbrequest_h__
 #define mozilla_dom_indexeddb_idbrequest_h__
 #include "mozilla/dom/indexedDB/IndexedDatabase.h"
 #include "mozilla/Attributes.h"
 #include "mozilla/EventForwards.h"
 #include "mozilla/dom/DOMError.h"
 #include "mozilla/dom/IDBRequestBinding.h"
 #include "mozilla/ErrorResult.h"
 #include "nsCycleCollectionParticipant.h"
 #include "nsWrapperCache.h"
 #include "mozilla/dom/indexedDB/IDBWrapperCache.h"
 class nsIScriptContext;
 class nsPIDOMWindow;
 namespace mozilla {
 class EventChainPostVisitor;
 class EventChainPreVisitor;
 namespace dom {
 class OwningIDBObjectStoreOrIDBIndexOrIDBCursor;
 class ErrorEventInit;
 }
 }
 BEGIN_INDEXEDDB_NAMESPACE
 class HelperBase;
 class IDBCursor;
 class IDBFactory;
 class IDBIndex;
 class IDBObjectStore;
 class IDBTransaction;
 class IndexedDBRequestParentBase;
 class IDBRequest : public IDBWrapperCache
 {
 public:
   NS_DECL_ISUPPORTS_INHERITED
   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(IDBRequest,
                                                          IDBWrapperCache)
   static
   already_AddRefed<IDBRequest> Create(IDBDatabase* aDatabase,
                                       IDBTransaction* aTransaction);
   static
   already_AddRefed<IDBRequest> Create(IDBObjectStore* aSource,
                                       IDBDatabase* aDatabase,
                                       IDBTransaction* aTransaction);
   static
   already_AddRefed<IDBRequest> Create(IDBIndex* aSource,
                                       IDBDatabase* aDatabase,
                                       IDBTransaction* aTransaction);
   // nsIDOMEventTarget
   virtual nsresult PreHandleEvent(EventChainPreVisitor& aVisitor) MOZ_OVERRIDE;
   void GetSource(Nullable<OwningIDBObjectStoreOrIDBIndexOrIDBCursor>& aSource) const;
   void Reset();
   nsresult NotifyHelperCompleted(HelperBase* aHelper);
   void NotifyHelperSentResultsToChildProcess(nsresult aRv);
   void SetError(nsresult aRv);
   nsresult
   GetErrorCode() const
 #ifdef DEBUG
   ;
 #else
   {
     return mErrorCode;
   }
 #endif
   DOMError* GetError(ErrorResult& aRv);
   JSContext* GetJSContext();
   void
   SetActor(IndexedDBRequestParentBase* aActorParent)
   {
     NS_ASSERTION(!aActorParent || !mActorParent,
                  "Shouldn't have more than one!");
     mActorParent = aActorParent;
   }
   IndexedDBRequestParentBase*
   GetActorParent() const
   {
     return mActorParent;
   }
   void CaptureCaller();
   void FillScriptErrorEvent(ErrorEventInit& aEventInit) const;
   bool
   IsPending() const
   {
     return !mHaveResultOrErrorCode;
   }
 #ifdef MOZ_ENABLE_PROFILER_SPS
   uint64_t
   GetSerialNumber() const
   {
     return mSerialNumber;
   }
 #endif
   // nsWrapperCache
   virtual JSObject*
   WrapObject(JSContext* aCx) MOZ_OVERRIDE;
   // WebIDL
   nsPIDOMWindow*
   GetParentObject() const
   {
     return GetOwner();
   }
   void
   GetResult(JSContext* aCx, JS::MutableHandle<JS::Value> aResult,
             ErrorResult& aRv) const;
   IDBTransaction*
   GetTransaction() const
   {
     NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
     return mTransaction;
   }
   IDBRequestReadyState
   ReadyState() const;
   IMPL_EVENT_HANDLER(success);
   IMPL_EVENT_HANDLER(error);
 protected:
   IDBRequest(IDBDatabase* aDatabase);
   IDBRequest(nsPIDOMWindow* aOwner);
   ~IDBRequest();
   // At most one of these three fields can be non-null.
   nsRefPtr<IDBObjectStore> mSourceAsObjectStore;
   nsRefPtr<IDBIndex> mSourceAsIndex;
   nsRefPtr<IDBCursor> mSourceAsCursor;
   // Check that the above condition holds.
 #ifdef DEBUG
   void AssertSourceIsCorrect() const;
 #else
   void AssertSourceIsCorrect() const {}
 #endif
   nsRefPtr<IDBTransaction> mTransaction;
   JS::Heap<JS::Value> mResultVal;
   nsRefPtr<mozilla::dom::DOMError> mError;
   IndexedDBRequestParentBase* mActorParent;
   nsString mFilename;
 #ifdef MOZ_ENABLE_PROFILER_SPS
   uint64_t mSerialNumber;
 #endif
   nsresult mErrorCode;
   uint32_t mLineNo;
   bool mHaveResultOrErrorCode;
 };
 class IDBOpenDBRequest : public IDBRequest
 {
 public:
   NS_DECL_ISUPPORTS_INHERITED
   NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IDBOpenDBRequest, IDBRequest)
   static
   already_AddRefed<IDBOpenDBRequest>
   Create(IDBFactory* aFactory,
          nsPIDOMWindow* aOwner,
          JS::Handle<JSObject*> aScriptOwner);
   void SetTransaction(IDBTransaction* aTransaction);
   // nsIDOMEventTarget
   virtual nsresult PostHandleEvent(
                      EventChainPostVisitor& aVisitor) MOZ_OVERRIDE;
   DOMError* GetError(ErrorResult& aRv)
   {
     return IDBRequest::GetError(aRv);
   }
   IDBFactory*
   Factory() const
   {
     return mFactory;
   }
   // nsWrapperCache
   virtual JSObject*
   WrapObject(JSContext* aCx) MOZ_OVERRIDE;
   // WebIDL
   IMPL_EVENT_HANDLER(blocked);
   IMPL_EVENT_HANDLER(upgradeneeded);
 protected:
   IDBOpenDBRequest(nsPIDOMWindow* aOwner);
   ~IDBOpenDBRequest();
   // Only touched on the main thread.
   nsRefPtr<IDBFactory> mFactory;
 };
 END_INDEXEDDB_NAMESPACE
 #endif // mozilla_dom_indexeddb_idbrequest_h__

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dom/indexedDB/IDBRequest.h@b8a032363ba2 (annotated)

dom/indexedDB/IDBRequest.h