MdeModulePkg FileExplorerDxe: Create file explorer Protocol.

This driver produces file explorer protocol layered on top of the FileExplorerLib.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Samer El-Haj-Mahmoud <elhaj@hpe.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18918 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 75 insertions, 0 deletions

diff --git a/MdeModulePkg/Include/Protocol/FileExplorer.h b/MdeModulePkg/Include/Protocol/FileExplorer.h
new file mode 100644
index 0000000000..2831966edf
--- /dev/null
+++ b/MdeModulePkg/Include/Protocol/FileExplorer.h
@@ -0,0 +1,75 @@
+/** @file
+
+  This file explorer protocol defines defines a set of interfaces for 
+  how to do file explorer.
+
+Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials are licensed and made available under 
+the terms and conditions of the BSD License that accompanies this distribution.  
+The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php.                                            
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef __FILE_EXPLORER_H__
+#define __FILE_EXPLORER_H__
+
+#define EFI_FILE_EXPLORER_PROTOCOL_GUID  \
+  { 0x2C03C536, 0x4594, 0x4515, { 0x9E, 0x7A, 0xD3, 0xD2, 0x04, 0xFE, 0x13, 0x63 } }
+
+//
+// Forward reference for pure ANSI compatability
+//
+typedef struct _EFI_FILE_EXPLORER_PROTOCOL  EFI_FILE_EXPLORER_PROTOCOL;
+
+/**
+  Prototype for the next process after user chosed one file.
+
+  @param[in] FilePath     The device path of the find file.
+
+  @retval    TRUE         Need exit file explorer after do the extra task.
+  @retval    FALSE        Not need to exit file explorer after do the extra task.
+
+**/
+typedef
+BOOLEAN
+(EFIAPI *CHOOSE_HANDLER)(
+  IN EFI_DEVICE_PATH_PROTOCOL  *FilePath
+  );
+
+/**
+  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.
+**/
+typedef
+EFI_STATUS
+(EFIAPI   *CHOOSE_FILE) (
+  IN  EFI_DEVICE_PATH_PROTOCOL  *RootDirectory,
+  IN  CHAR16                    *FileType,  OPTIONAL
+  IN  CHOOSE_HANDLER            ChooseHandler,  OPTIONAL
+  OUT EFI_DEVICE_PATH_PROTOCOL  **File  OPTIONAL
+  );
+
+struct _EFI_FILE_EXPLORER_PROTOCOL {
+  CHOOSE_FILE                          ChooseFile;
+};
+
+extern EFI_GUID gEfiFileExplorerProtocolGuid;
+
+#endif