| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_CHILD_FILEAPI_WEBFILEWRITER_IMPL_H_ |
| #define CONTENT_CHILD_FILEAPI_WEBFILEWRITER_IMPL_H_ |
| |
| #include <stdint.h> |
| |
| #include <string> |
| |
| #include "base/callback_forward.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/memory/weak_ptr.h" |
| #include "content/child/fileapi/webfilewriter_base.h" |
| |
| namespace base { |
| class SingleThreadTaskRunner; |
| } |
| |
| namespace content { |
| |
| // An implementation of WebFileWriter for use in chrome renderers and workers. |
| class WebFileWriterImpl : public WebFileWriterBase, |
| public base::SupportsWeakPtr<WebFileWriterImpl> { |
| public: |
| enum Type { |
| TYPE_SYNC, |
| TYPE_ASYNC, |
| }; |
| |
| WebFileWriterImpl(const GURL& path, |
| blink::WebFileWriterClient* client, |
| Type type, |
| const scoped_refptr<base::SingleThreadTaskRunner>& |
| main_thread_task_runner); |
| ~WebFileWriterImpl() override; |
| |
| protected: |
| // WebFileWriterBase overrides |
| void DoTruncate(const GURL& path, int64_t offset) override; |
| void DoWrite(const GURL& path, |
| const std::string& blob_id, |
| int64_t offset) override; |
| void DoCancel() override; |
| |
| private: |
| class WriterBridge; |
| |
| void RunOnMainThread(const base::Closure& closure); |
| |
| scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_; |
| scoped_refptr<WriterBridge> bridge_; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_CHILD_FILEAPI_WEBFILEWRITER_IMPL_H_ |