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/** @file
This library class defines a set of interfaces to customize Ui module
Copyright (c) 2016, 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.
**/
#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;
}
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