source: vbox/trunk/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Include/Library/CustomizedDisplayLib.h

/** @file
  This library class defines a set of interfaces to customize Display module

Copyright (c) 2013 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef __CUSTOMIZED_DISPLAY_LIB_H__
#define __CUSTOMIZED_DISPLAY_LIB_H__

#include <Protocol/DisplayProtocol.h>

/**
+------------------------------------------------------------------------------+
|                                 Setup Page                                   |
+------------------------------------------------------------------------------+

Statement
Statement
Statement





+------------------------------------------------------------------------------+
|                                F9=Reset to Defaults        F10=Save          |
| ^"=Move Highlight          <Spacebar> Toggles Checkbox     Esc=Exit          |
+------------------------------------------------------------------------------+
  StatusBar
**/

/**
  This funtion defines Page Frame and Backgroud.

  Based on the above layout, it will be responsible for HeaderHeight, FooterHeight,
  StatusBarHeight and Backgroud. And, it will reserve Screen for Statement.

  @param[in]  FormData             Form Data to be shown in Page.
  @param[out] ScreenForStatement   Screen to be used for Statement. (Prompt, Value and Help)

  @return Status
**/
EFI_STATUS
EFIAPI
DisplayPageFrame (
  IN FORM_DISPLAY_ENGINE_FORM  *FormData,
  OUT EFI_SCREEN_DESCRIPTOR    *ScreenForStatement
  );

/**
  Clear Screen to the initial state.
**/
VOID
EFIAPI
ClearDisplayPage (
  VOID
  );

/**
  This function updates customized key panel's help information.
  The library will prepare those Strings for the basic key, ESC, Enter, Up/Down/Left/Right, +/-.
  and arrange them in Footer panel.

  @param[in]  FormData       Form Data to be shown in Page. FormData has the highlighted statement.
  @param[in]  Statement      The statement current selected.
  @param[in]  Selected       Whether or not a tag be selected. TRUE means Enter has hit this question.
**/
VOID
EFIAPI
RefreshKeyHelp (
  IN FORM_DISPLAY_ENGINE_FORM       *FormData,
  IN FORM_DISPLAY_ENGINE_STATEMENT  *Statement,
  IN  BOOLEAN                       Selected
  );

/**
  Update status bar.

  This function updates the status bar on the bottom of menu screen. It just shows StatusBar.
  Original logic in this function should be splitted out.

  @param[in]  MessageType            The type of message to be shown. InputError or Configuration Changed.
  @param[in]  State                  Show or Clear Message.
**/
VOID
EFIAPI
UpdateStatusBar (
  IN  UINTN    MessageType,
  IN  BOOLEAN  State
  );

/**
  Create popup window.

  This function draws OEM/Vendor specific pop up windows.

  @param[out]  Key    User Input Key
  @param       ...    String to be shown in Popup. The variable argument list is terminated by a NULL.

**/
VOID
EFIAPI
CreateDialog (
  OUT EFI_INPUT_KEY  *Key         OPTIONAL,
  ...
  );

/**
  Confirm how to handle the changed data.

  @return Action BROWSER_ACTION_SUBMIT, BROWSER_ACTION_DISCARD or other values.
**/
UINTN
EFIAPI
ConfirmDataChange (
  VOID
  );

/**
  OEM specifies whether Setup exits Page by ESC key.

  This function customized the behavior that whether Setup exits Page so that
  system able to boot when configuration is not changed.

  @retval  TRUE     Exits FrontPage
  @retval  FALSE    Don't exit FrontPage.
**/
BOOLEAN
EFIAPI
FormExitPolicy (
  VOID
  );

/**
  Set Timeout value for a ceratain Form to get user response.

  This function allows to set timeout value on a ceratain form if necessary.
  If timeout is not zero, the form will exit if user has no response in timeout.

  @param[in]  FormData   Form Data to be shown in Page

  @return 0     No timeout for this form.
  @return > 0   Timeout value in 100 ns units.
**/
UINT64
EFIAPI
FormExitTimeout (
  IN FORM_DISPLAY_ENGINE_FORM  *FormData
  );

//
// Print Functions
//

/**
  Prints a unicode string to the default console, at
  the supplied cursor position, using L"%s" format.

  @param  Column     The cursor position to print the string at. When it is -1, use current Position.
  @param  Row        The cursor position to print the string at. When it is -1, use current Position.
  @param  String     String pointer.

  @return Length of string printed to the console

**/
UINTN
EFIAPI
PrintStringAt (
  IN UINTN   Column,
  IN UINTN   Row,
  IN CHAR16  *String
  );

/**
  Prints a unicode string with the specified width to the default console, at
  the supplied cursor position, using L"%s" format.

  @param  Column     The cursor position to print the string at. When it is -1, use current Position.
  @param  Row        The cursor position to print the string at. When it is -1, use current Position.
  @param  String     String pointer.
  @param  Width      Width for String to be printed. If the print length of String < Width,
                     Space char (L' ') will be used to append String.

  @return Length of string printed to the console

**/
UINTN
EFIAPI
PrintStringAtWithWidth (
  IN UINTN   Column,
  IN UINTN   Row,
  IN CHAR16  *String,
  IN UINTN   Width
  );

/**
  Prints a character to the default console, at
  the supplied cursor position, using L"%c" format.

  @param  Column     The cursor position to print the string at. When it is -1, use current Position.
  @param  Row        The cursor position to print the string at. When it is -1, use current Position.
  @param  Character  Character to print.

  @return Length of string printed to the console.

**/
UINTN
EFIAPI
PrintCharAt (
  IN UINTN  Column,
  IN UINTN  Row,
  CHAR16    Character
  );

/**
  Clear retangle with specified text attribute.

  @param  LeftColumn     Left column of retangle.
  @param  RightColumn    Right column of retangle.
  @param  TopRow         Start row of retangle.
  @param  BottomRow      End row of retangle.
  @param  TextAttribute  The character foreground and background.

**/
VOID
EFIAPI
ClearLines (
  IN UINTN  LeftColumn,
  IN UINTN  RightColumn,
  IN UINTN  TopRow,
  IN UINTN  BottomRow,
  IN UINTN  TextAttribute
  );

//
// Color Setting Functions
//

/**
  Get OEM/Vendor specific popup attribute colors.

  @retval  Byte code color setting for popup color.
**/
UINT8
EFIAPI
GetPopupColor (
  VOID
  );

/**
  Get OEM/Vendor specific popup attribute colors.

  @retval  Byte code color setting for popup inverse color.
**/
UINT8
EFIAPI
GetPopupInverseColor (
  VOID
  );

/**
  Get OEM/Vendor specific PickList color attribute.

  @retval  Byte code color setting for pick list color.
**/
UINT8
EFIAPI
GetPickListColor (
  VOID
  );

/**
  Get OEM/Vendor specific arrow color attribute.

  @retval  Byte code color setting for arrow color.
**/
UINT8
EFIAPI
GetArrowColor (
  VOID
  );

/**
  Get OEM/Vendor specific info text color attribute.

  @retval  Byte code color setting for info text color.
**/
UINT8
EFIAPI
GetInfoTextColor (
  VOID
  );

/**
  Get OEM/Vendor specific help text color attribute.

  @retval  Byte code color setting for help text color.
**/
UINT8
EFIAPI
GetHelpTextColor (
  VOID
  );

/**
  Get OEM/Vendor specific grayed out text color attribute.

  @retval  Byte code color setting for grayed out text color.
**/
UINT8
EFIAPI
GetGrayedTextColor (
  VOID
  );

/**
  Get OEM/Vendor specific highlighted text color attribute.

  @retval  Byte code color setting for highlight text color.
**/
UINT8
EFIAPI
GetHighlightTextColor (
  VOID
  );

/**
  Get OEM/Vendor specific field text color attribute.

  @retval  Byte code color setting for field text color.
**/
UINT8
EFIAPI
GetFieldTextColor (
  VOID
  );

/**
  Get OEM/Vendor specific subtitle text color attribute.

  @retval  Byte code color setting for subtitle text color.
**/
UINT8
EFIAPI
GetSubTitleTextColor (
  VOID
  );

#endif