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/** @file
Extension Form Browser Protocol provides the services that can be used to
register the different hot keys for the standard Browser actions described in UEFI specification.
Copyright (c) 2013, 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 __FORM_BROWSER_EXTENSION2_H__
#define __FORM_BROWSER_EXTENSION2_H__
#include <Protocol/FormBrowserEx.h>
#define EDKII_FORM_BROWSER_EXTENSION2_PROTOCOL_GUID \
{ 0xa770c357, 0xb693, 0x4e6d, { 0xa6, 0xcf, 0xd2, 0x1c, 0x72, 0x8e, 0x55, 0xb }}
typedef struct _EDKII_FORM_BROWSER_EXTENSION2_PROTOCOL EDKII_FORM_BROWSER_EXTENSION2_PROTOCOL;
#define BROWSER_EXTENSION2_VERSION_1 0x10000
/**
Check whether the browser data has been modified.
@retval TRUE Browser data is modified.
@retval FALSE No browser data is modified.
**/
typedef
BOOLEAN
(EFIAPI *IS_BROWSER_DATA_MODIFIED) (
VOID
);
/**
Execute the action requested by the Action parameter.
@param[in] Action Execute the request action.
@param[in] DefaultId The default Id info when need to load default value.
@retval EFI_SUCCESS Execute the request action succss.
**/
typedef
EFI_STATUS
(EFIAPI *EXECUTE_ACTION) (
IN UINT32 Action,
IN UINT16 DefaultId
);
#define FORM_ENTRY_INFO_SIGNATURE SIGNATURE_32 ('f', 'e', 'i', 's')
typedef struct {
UINTN Signature;
LIST_ENTRY Link;
EFI_HII_HANDLE HiiHandle;
EFI_GUID FormSetGuid;
EFI_FORM_ID FormId;
EFI_QUESTION_ID QuestionId;
} FORM_ENTRY_INFO;
#define FORM_ENTRY_INFO_FROM_LINK(a) CR (a, FORM_ENTRY_INFO, Link, FORM_ENTRY_INFO_SIGNATURE)
#define FORM_QUESTION_ATTRIBUTE_OVERRIDE_SIGNATURE SIGNATURE_32 ('f', 'q', 'o', 's')
typedef struct {
UINTN Signature;
LIST_ENTRY Link;
EFI_QUESTION_ID QuestionId; // Find the question
EFI_FORM_ID FormId; // Find the form
EFI_GUID FormSetGuid; // Find the formset.
EFI_HII_HANDLE HiiHandle; // Find the HII handle
UINT32 Attribute; // Hide or grayout ...
} QUESTION_ATTRIBUTE_OVERRIDE;
#define FORM_QUESTION_ATTRIBUTE_OVERRIDE_FROM_LINK(a) CR (a, QUESTION_ATTRIBUTE_OVERRIDE, Link, FORM_QUESTION_ATTRIBUTE_OVERRIDE_SIGNATURE)
struct _EDKII_FORM_BROWSER_EXTENSION2_PROTOCOL {
///
/// Version for protocol future extension.
///
UINT32 Version;
SET_SCOPE SetScope;
REGISTER_HOT_KEY RegisterHotKey;
REGISTER_EXIT_HANDLER RegiserExitHandler;
IS_BROWSER_DATA_MODIFIED IsBrowserDataModified;
EXECUTE_ACTION ExecuteAction;
///
/// A list of type FORMID_INFO is Browser View Form History List.
///
LIST_ENTRY FormViewHistoryHead;
///
/// A list of type QUESTION_ATTRIBUTE_OVERRIDE.
///
LIST_ENTRY OverrideQestListHead;
};
extern EFI_GUID gEdkiiFormBrowserEx2ProtocolGuid;
#endif
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