ShellPkg/Application/Shell/FileHandleInternal.h

   1 /** @file
   2   internal worker functions for FileHandleWrappers to use
   3
   4   Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #ifndef _FILE_HANDLE_INTERNAL_HEADER_
  10 #define _FILE_HANDLE_INTERNAL_HEADER_
  11
  12 /**
  13   Move the cursor position one character backward.
  14
  15   @param[in] LineLength       Length of a line. Get it by calling QueryMode
  16   @param[in, out] Column      Current column of the cursor position
  17   @param[in, out] Row         Current row of the cursor position
  18 **/
  19 VOID
  20 MoveCursorBackward (
  21   IN     UINTN  LineLength,
  22   IN OUT UINTN  *Column,
  23   IN OUT UINTN  *Row
  24   );
  25
  26 /**
  27   Move the cursor position one character forward.
  28
  29   @param[in] LineLength       Length of a line.
  30   @param[in] TotalRow         Total row of a screen
  31   @param[in, out] Column      Current column of the cursor position
  32   @param[in, out] Row         Current row of the cursor position
  33 **/
  34 VOID
  35 MoveCursorForward (
  36   IN     UINTN  LineLength,
  37   IN     UINTN  TotalRow,
  38   IN OUT UINTN  *Column,
  39   IN OUT UINTN  *Row
  40   );
  41
  42 /**
  43   Prints out each previously typed command in the command list history log.
  44
  45   When each screen is full it will pause for a key before continuing.
  46
  47   @param[in] TotalCols    How many columns are on the screen
  48   @param[in] TotalRows    How many rows are on the screen
  49   @param[in] StartColumn  which column to start at
  50 **/
  51 VOID
  52 PrintCommandHistory (
  53   IN CONST UINTN  TotalCols,
  54   IN CONST UINTN  TotalRows,
  55   IN CONST UINTN  StartColumn
  56   );
  57
  58 #endif //_FILE_HANDLE_INTERNAL_HEADER_