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FileExplorerLib.h File Reference

Functions

EFI_STATUS EFIAPI ChooseFile (IN EFI_DEVICE_PATH_PROTOCOL *RootDirectory, IN CHAR16 *FileType, IN CHOOSE_HANDLER ChooseHandler, OUT EFI_DEVICE_PATH_PROTOCOL **File)
 

Detailed Description

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

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

Function Documentation

EFI_STATUS EFIAPI ChooseFile ( IN EFI_DEVICE_PATH_PROTOCOL *  RootDirectory,
IN CHAR16 *  FileType,
IN CHOOSE_HANDLER  ChooseHandler,
OUT EFI_DEVICE_PATH_PROTOCOL **  File 
)

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.

Parameters
RootDirectoryPointer to the root directory.
FileTypeThe file type need to choose.
ChooseHandlerFunction pointer to the extra task need to do after choose one file.
FileReturn the device path for the last time chosed file.
Return values
EFI_SUCESSChoose the file success.
Othererrors Choose the file failed.