/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=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_MutableFile_h #define mozilla_dom_MutableFile_h #include "mozilla/dom/FileHandleCommon.h" #include "nscore.h" template <class> struct already_AddRefed; class nsISupports; class nsString; struct PRThread; namespace mozilla { namespace dom { class BackgroundMutableFileChildBase; class BlobImpl; class File; class FileHandleBase; /** * This class provides a base for MutableFile implementations. * (for example IDBMutableFile provides IndexedDB specific implementation). */ class MutableFileBase : public RefCountedThreadObject { protected: BackgroundMutableFileChildBase* mBackgroundActor; public: BackgroundMutableFileChildBase* GetBackgroundActor() const { AssertIsOnOwningThread(); return mBackgroundActor; } void ClearBackgroundActor() { AssertIsOnOwningThread(); mBackgroundActor = nullptr; } virtual const nsString& Name() const = 0; virtual const nsString& Type() const = 0; virtual bool IsInvalidated() = 0; virtual already_AddRefed<File> CreateFileFor(BlobImpl* aBlobImpl, FileHandleBase* aFileHandle) = 0; protected: MutableFileBase(DEBUGONLY(PRThread* aOwningThread,) BackgroundMutableFileChildBase* aActor); virtual ~MutableFileBase(); }; } // namespace dom } // namespace mozilla #endif // mozilla_dom_MutableFile_h