UiApp code split from IntelFrameworkModulePkg/Universal/BdsDxe driver.

This is the UI part of the old BdsDxe driver, also remove the legacy boot option related code.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18111 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Application/UiApp/String.h

@@ -0,0 +1,76 @@
+/** @file
+  String support
+
+Copyright (c) 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
+which 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 _STRING_H_
+#define _STRING_H_
+
+extern EFI_HII_HANDLE gStringPackHandle;
+
+//
+// This is the VFR compiler generated header file which defines the
+// string identifiers.
+//
+
+extern UINT8  BdsDxeStrings[];
+
+//
+// String Definition Guid for BDS Platform
+//
+#define EFI_BDS_PLATFORM_GUID \
+  { \
+    0x7777E939, 0xD57E, 0x4DCB, 0xA0, 0x8E, 0x64, 0xD7, 0x98, 0x57, 0x1E, 0x0F \
+  }
+
+/**
+  Get string by string id from HII Interface
+
+
+  @param Id              String ID.
+
+  @retval  CHAR16 *  String from ID.
+  @retval  NULL      If error occurs.
+
+**/
+CHAR16 *
+GetStringById (
+  IN  EFI_STRING_ID   Id
+  );
+
+/**
+  Initialize HII global accessor for string support.
+
+**/
+VOID
+InitializeStringSupport (
+  VOID
+  );
+
+VOID
+UninitializeStringSupport (
+  VOID
+  );
+
+/**
+  Call the browser and display the front page
+
+  @return   Status code that will be returned by
+            EFI_FORM_BROWSER2_PROTOCOL.SendForm ().
+
+**/
+EFI_STATUS
+CallFrontPage (
+  VOID
+  );
+
+#endif // _STRING_H_