audk/MdeModulePkg/Application/UiApp/FrontPageCustomizedUi.c

140 lines
4.3 KiB
C

/** @file
This library class defines a set of interfaces to customize Ui module
Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Uefi.h>
#include <Protocol/HiiConfigAccess.h>
#include <Library/BaseLib.h>
#include <Library/MemoryAllocationLib.h>
#include "FrontPage.h"
#include "FrontPageCustomizedUiSupport.h"
extern FRONT_PAGE_CALLBACK_DATA gFrontPagePrivate;
/**
Customize menus in the page.
@param[in] HiiHandle The HII Handle of the form to update.
@param[in] StartOpCodeHandle The context used to insert opcode.
@param[in] CustomizePageType The page type need to be customized.
**/
VOID
UiCustomizeFrontPage (
IN EFI_HII_HANDLE HiiHandle,
IN VOID *StartOpCodeHandle
)
{
//
// Create "Select Language" menu with Oneof opcode.
//
UiCreateLanguageMenu (HiiHandle, StartOpCodeHandle);
//
// Create empty line.
//
UiCreateEmptyLine(HiiHandle, StartOpCodeHandle);
//
// Find third party drivers which need to be shown in the front page.
//
UiListThirdPartyDrivers (HiiHandle, &gEfiIfrFrontPageGuid, NULL, StartOpCodeHandle);
//
// Create empty line.
//
UiCreateEmptyLine(HiiHandle, StartOpCodeHandle);
//
// Create "Continue" menu.
//
UiCreateContinueMenu(HiiHandle, StartOpCodeHandle);
//
// Create reset menu.
//
UiCreateResetMenu(HiiHandle, StartOpCodeHandle);
}
/**
This function processes the results of changes in configuration.
@param HiiHandle Points to the hii handle for this formset.
@param Action Specifies the type of action taken by the browser.
@param QuestionId A unique value which is sent to the original exporting driver
so that it can identify the type of data to expect.
@param Type The type of value for the question.
@param Value A pointer to the data being sent to the original exporting driver.
@param ActionRequest On return, points to the action requested by the callback function.
@retval EFI_SUCCESS The callback successfully handled the action.
@retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data.
@retval EFI_DEVICE_ERROR The variable could not be saved.
@retval EFI_UNSUPPORTED The specified Action is not supported by the callback.
**/
EFI_STATUS
UiFrontPageCallbackHandler (
IN EFI_HII_HANDLE HiiHandle,
IN EFI_BROWSER_ACTION Action,
IN EFI_QUESTION_ID QuestionId,
IN UINT8 Type,
IN EFI_IFR_TYPE_VALUE *Value,
OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest
)
{
EFI_STATUS Status;
if (UiSupportLibCallbackHandler (HiiHandle, Action, QuestionId, Type, Value, ActionRequest, &Status)) {
return Status;
}
return EFI_UNSUPPORTED;
}
/**
Update the banner string in the front page.
Current layout for the banner string like below:
PS: Totally only 5 lines of banner supported.
Line 1: Left BannerStr RightBannerStr
Line 2: Left BannerStr RightBannerStr
Line 3: Left BannerStr RightBannerStr
Line 4: Left BannerStr RightBannerStr
Line 5: Left BannerStr RightBannerStr
<EmptyLine>
First menu in front page.
...
@param LineIndex The line index of the banner need to check.
@param LeftOrRight The left or right banner need to check.
@param BannerStr Banner string need to update.
Input the current string and user can update
it and return the new string.
**/
VOID
UiCustomizeFrontPageBanner (
IN UINTN LineIndex,
IN BOOLEAN LeftOrRight,
IN OUT EFI_STRING *BannerStr
)
{
if ((LineIndex == 5) && LeftOrRight) {
// Update STR_CUSTOMIZE_BANNER_LINE5_LEFT
if (PcdGetBool(PcdTestKeyUsed)) {
if (BannerStr != NULL) {
FreePool(*BannerStr);
}
*BannerStr = HiiGetString(gFrontPagePrivate.HiiHandle, STRING_TOKEN(STR_TEST_KEY_USED), NULL);
}
}
return;
}