| // 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 CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_DELEGATE_H_ |
| #define CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_DELEGATE_H_ |
| |
| #include "base/basictypes.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/platform_file.h" |
| #include "webkit/common/fileapi/file_system_types.h" |
| |
| namespace base { |
| class Time; |
| } // namespace base |
| |
| namespace fileapi { |
| class AsyncFileUtil; |
| class FileSystemContext; |
| class FileSystemOperation; |
| class FileSystemURL; |
| class FileStreamWriter; |
| } // namespace fileapi |
| |
| namespace webkit_blob { |
| class FileStreamReader; |
| } // namespace webkit_blob |
| |
| namespace chromeos { |
| |
| // This is delegate interface to inject the implementation of the some methods |
| // of FileSystemBackend. The main goal is to inject Drive File System. |
| class FileSystemBackendDelegate { |
| public: |
| virtual ~FileSystemBackendDelegate() {} |
| |
| // Called from FileSystemBackend::GetAsyncFileUtil(). |
| virtual fileapi::AsyncFileUtil* GetAsyncFileUtil( |
| fileapi::FileSystemType type) = 0; |
| |
| // Called from FileSystemBackend::CreateFileStreamReader(). |
| virtual scoped_ptr<webkit_blob::FileStreamReader> CreateFileStreamReader( |
| const fileapi::FileSystemURL& url, |
| int64 offset, |
| const base::Time& expected_modification_time, |
| fileapi::FileSystemContext* context) = 0; |
| |
| // Called from FileSystemBackend::CreateFileStreamWriter(). |
| virtual scoped_ptr<fileapi::FileStreamWriter> CreateFileStreamWriter( |
| const fileapi::FileSystemURL& url, |
| int64 offset, |
| fileapi::FileSystemContext* context) = 0; |
| }; |
| |
| } // namespace chromeos |
| |
| #endif // CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_DELEGATE_H_ |