// Copyright 2014 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_MTP_FILE_SYSTEM_BACKEND_DELEGATE_H_ #define CHROME_BROWSER_CHROMEOS_FILEAPI_MTP_FILE_SYSTEM_BACKEND_DELEGATE_H_ #include "base/memory/scoped_ptr.h" #include "chrome/browser/chromeos/fileapi/file_system_backend_delegate.h" #include "chrome/browser/chromeos/fileapi/mtp_watcher_manager.h" namespace base { class FilePath; } // namespace base namespace storage { class AsyncFileUtil; class FileSystemContext; class FileStreamReader; class FileSystemURL; class FileStreamWriter; class WatcherManager; } // namespace storage class DeviceMediaAsyncFileUtil; namespace chromeos { // This is delegate interface to inject the MTP device file system in Chrome OS // file API backend. class MTPFileSystemBackendDelegate : public FileSystemBackendDelegate { public: explicit MTPFileSystemBackendDelegate( const base::FilePath& storage_partition_path); ~MTPFileSystemBackendDelegate() override; // FileSystemBackendDelegate overrides. storage::AsyncFileUtil* GetAsyncFileUtil( storage::FileSystemType type) override; scoped_ptr<storage::FileStreamReader> CreateFileStreamReader( const storage::FileSystemURL& url, int64 offset, int64 max_bytes_to_read, const base::Time& expected_modification_time, storage::FileSystemContext* context) override; scoped_ptr<storage::FileStreamWriter> CreateFileStreamWriter( const storage::FileSystemURL& url, int64 offset, storage::FileSystemContext* context) override; storage::WatcherManager* GetWatcherManager( storage::FileSystemType type) override; void GetRedirectURLForContents(const storage::FileSystemURL& url, const storage::URLCallback& callback) override; private: scoped_ptr<DeviceMediaAsyncFileUtil> device_media_async_file_util_; scoped_ptr<MTPWatcherManager> mtp_watcher_manager_; DISALLOW_COPY_AND_ASSIGN(MTPFileSystemBackendDelegate); }; } // namespace chromeos #endif // CHROME_BROWSER_CHROMEOS_FILEAPI_MTP_FILE_SYSTEM_BACKEND_DELEGATE_H_