storage/browser/fileapi/dragged_file_util.h

// 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 STORAGE_BROWSER_FILEAPI_DRAGGED_FILE_UTIL_H_
#define STORAGE_BROWSER_FILEAPI_DRAGGED_FILE_UTIL_H_

#include "base/memory/scoped_ptr.h"
#include "storage/browser/fileapi/local_file_util.h"
#include "storage/browser/storage_browser_export.h"

namespace storage {

class FileSystemOperationContext;

// Dragged file system is a specialized LocalFileUtil where read access to
// the virtual root directory (i.e. empty cracked path case) is allowed
// and single isolated context may be associated with multiple file paths.
class STORAGE_EXPORT_PRIVATE DraggedFileUtil
    : public LocalFileUtil {
 public:
  DraggedFileUtil();
  virtual ~DraggedFileUtil() {}

  // FileSystemFileUtil overrides.
  virtual base::File::Error GetFileInfo(
      FileSystemOperationContext* context,
      const FileSystemURL& url,
      base::File::Info* file_info,
      base::FilePath* platform_path) override;
  virtual scoped_ptr<AbstractFileEnumerator> CreateFileEnumerator(
      FileSystemOperationContext* context,
      const FileSystemURL& root_url) override;

 private:
  DISALLOW_COPY_AND_ASSIGN(DraggedFileUtil);
};

}  // namespace storage

#endif  // STORAGE_BROWSER_FILEAPI_DRAGGED_FILE_UTIL_H_