MdeModulePkg/Application/UiApp/String.c

   1 /** @file
   2   String support
   3
   4 Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>
   5 This program and the accompanying materials
   6 are licensed and made available under the terms and conditions of the BSD License
   7 which accompanies this distribution.  The full text of the license may be found at
   8 http://opensource.org/licenses/bsd-license.php
   9
  10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #include "Ui.h"
  16 #include "Language.h"
  17 #include "FrontPage.h"
  18
  19 EFI_HII_HANDLE gStringPackHandle;
  20
  21 EFI_GUID mUiStringPackGuid = {
  22   0x136a3048, 0x752a, 0x4bf6, { 0xa7, 0x57, 0x9, 0x36, 0x11, 0x95, 0x38, 0xed }
  23 };
  24
  25 /**
  26   Initialize HII global accessor for string support.
  27
  28 **/
  29 VOID
  30 InitializeStringSupport (
  31   VOID
  32   )
  33 {
  34   gStringPackHandle = HiiAddPackages (
  35                          &mUiStringPackGuid,
  36                          gImageHandle,
  37                          UiAppStrings,
  38                          NULL
  39                          );
  40   ASSERT (gStringPackHandle != NULL);
  41 }
  42
  43 /**
  44   Remove the string package.
  45
  46 **/
  47 VOID
  48 UninitializeStringSupport (
  49   VOID
  50   )
  51 {
  52   HiiRemovePackages (gStringPackHandle);
  53 }
  54
  55 /**
  56   Get string by string id from HII Interface
  57
  58
  59   @param Id              String ID.
  60
  61   @retval  CHAR16 *  String from ID.
  62   @retval  NULL      If error occurs.
  63
  64 **/
  65 CHAR16 *
  66 GetStringById (
  67   IN  EFI_STRING_ID   Id
  68   )
  69 {
  70   return HiiGetString (gStringPackHandle, Id, NULL);
  71 }