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/** @file

  This library class defines a set of interfaces for how to do file explorer.

Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef __FILE_EXPLORER_LIB_H__
#define __FILE_EXPLORER_LIB_H__

#include <Protocol/FileExplorer.h>

/**
  Choose a file in the specified directory.

  If user input NULL for the RootDirectory, will choose file in the system.

  If user input *File != NULL, function will return the allocate device path
  info for the choosed file, caller has to free the memory after use it.

  @param  RootDirectory    Pointer to the root directory.
  @param  FileType         The file type need to choose.
  @param  ChooseHandler    Function pointer to the extra task need to do
                           after choose one file.
  @param  File             Return the device path for the last time chosed file.

  @retval EFI_SUCESS       Choose the file success.
  @retval Other errors     Choose the file failed.
**/
EFI_STATUS
EFIAPI
ChooseFile (
  IN  EFI_DEVICE_PATH_PROTOCOL  *RootDirectory,
  IN  CHAR16                    *FileType,  OPTIONAL
  IN  CHOOSE_HANDLER            ChooseHandler,  OPTIONAL
  OUT EFI_DEVICE_PATH_PROTOCOL  **File  OPTIONAL
  );

#endif