--- /dev/null
+/**@file\r
+ Implementation for UI.\r
+\r
+Copyright (c) 2006 - 2007, Intel Corporation\r
+All rights reserved. This program and the accompanying materials\r
+are licensed and made available under the terms and conditions of the BSD License\r
+which accompanies this distribution. The full text of the license may be found at\r
+http://opensource.org/licenses/bsd-license.php\r
+\r
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+**/\r
+\r
+//\r
+// Include common header file for this module.\r
+//\r
+#include "CommonHeader.h"\r
+\r
+#include "Setup.h"\r
+#include "Ui.h"\r
+#include "Colors.h"\r
+\r
+//\r
+// Implementation\r
+//\r
+VOID\r
+SetUnicodeMem (\r
+ IN VOID *Buffer,\r
+ IN UINTN Size,\r
+ IN CHAR16 Value\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Set Buffer to Value for Size bytes.\r
+\r
+Arguments:\r
+\r
+ Buffer - Memory to set.\r
+\r
+ Size - Number of bytes to set\r
+\r
+ Value - Value of the set operation.\r
+\r
+Returns:\r
+\r
+ None\r
+\r
+--*/\r
+{\r
+ CHAR16 *Ptr;\r
+\r
+ Ptr = Buffer;\r
+ while (Size--) {\r
+ *(Ptr++) = Value;\r
+ }\r
+}\r
+\r
+VOID\r
+UiInitMenu (\r
+ VOID\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Initialize Menu option list.\r
+\r
+Arguments:\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ InitializeListHead (&Menu);\r
+}\r
+\r
+VOID\r
+UiInitMenuList (\r
+ VOID\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Initialize Menu option list.\r
+\r
+Arguments:\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ InitializeListHead (&gMenuList);\r
+}\r
+\r
+VOID\r
+UiRemoveMenuListEntry (\r
+ IN UI_MENU_OPTION *Selection,\r
+ OUT UI_MENU_OPTION **PreviousSelection\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Remove Menu option list.\r
+\r
+Arguments:\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ UI_MENU_LIST *UiMenuList;\r
+\r
+ *PreviousSelection = AllocateZeroPool (sizeof (UI_MENU_OPTION));\r
+ ASSERT (*PreviousSelection != NULL);\r
+\r
+ if (!IsListEmpty (&gMenuList)) {\r
+ UiMenuList = CR (gMenuList.ForwardLink, UI_MENU_LIST, MenuLink, UI_MENU_LIST_SIGNATURE);\r
+ (*PreviousSelection)->IfrNumber = UiMenuList->Selection.IfrNumber;\r
+ (*PreviousSelection)->FormId = UiMenuList->Selection.FormId;\r
+ (*PreviousSelection)->Tags = UiMenuList->Selection.Tags;\r
+ (*PreviousSelection)->ThisTag = UiMenuList->Selection.ThisTag;\r
+ (*PreviousSelection)->Handle = UiMenuList->Selection.Handle;\r
+ gEntryNumber = UiMenuList->FormerEntryNumber;\r
+ RemoveEntryList (&UiMenuList->MenuLink);\r
+ FreePool (UiMenuList);\r
+ }\r
+}\r
+\r
+VOID\r
+UiFreeMenuList (\r
+ VOID\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Free Menu option linked list.\r
+\r
+Arguments:\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ UI_MENU_LIST *UiMenuList;\r
+\r
+ while (!IsListEmpty (&gMenuList)) {\r
+ UiMenuList = CR (gMenuList.ForwardLink, UI_MENU_LIST, MenuLink, UI_MENU_LIST_SIGNATURE);\r
+ RemoveEntryList (&UiMenuList->MenuLink);\r
+ FreePool (UiMenuList);\r
+ }\r
+}\r
+\r
+VOID\r
+UiAddMenuListEntry (\r
+ IN UI_MENU_OPTION *Selection\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Add one menu entry to the linked lst\r
+\r
+Arguments:\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ UI_MENU_LIST *UiMenuList;\r
+\r
+ UiMenuList = AllocateZeroPool (sizeof (UI_MENU_LIST));\r
+ ASSERT (UiMenuList != NULL);\r
+\r
+ UiMenuList->Signature = UI_MENU_LIST_SIGNATURE;\r
+ CopyMem (&UiMenuList->Selection, Selection, sizeof (UI_MENU_OPTION));\r
+\r
+ InsertHeadList (&gMenuList, &UiMenuList->MenuLink);\r
+}\r
+\r
+VOID\r
+UiFreeMenu (\r
+ VOID\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Free Menu option linked list.\r
+\r
+Arguments:\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ UI_MENU_OPTION *MenuOption;\r
+\r
+ while (!IsListEmpty (&Menu)) {\r
+ MenuOption = CR (Menu.ForwardLink, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ RemoveEntryList (&MenuOption->Link);\r
+\r
+ //\r
+ // We allocated space for this description when we did a GetToken, free it here\r
+ //\r
+ FreePool (MenuOption->Description);\r
+ FreePool (MenuOption);\r
+ }\r
+}\r
+\r
+STATIC\r
+VOID\r
+UpdateDateAndTime (\r
+ VOID\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Refresh screen with current date and/or time based on screen context\r
+\r
+Arguments:\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ CHAR16 *OptionString;\r
+ MENU_REFRESH_ENTRY *MenuRefreshEntry;\r
+ UINTN Index;\r
+ UINTN Loop;\r
+\r
+ OptionString = NULL;\r
+\r
+ if (gMenuRefreshHead != NULL) {\r
+\r
+ MenuRefreshEntry = gMenuRefreshHead;\r
+\r
+ do {\r
+ gST->ConOut->SetAttribute (gST->ConOut, MenuRefreshEntry->CurrentAttribute);\r
+ ProcessOptions (MenuRefreshEntry->MenuOption, FALSE, MenuRefreshEntry->FileFormTagsHead, NULL, &OptionString);\r
+\r
+ if (OptionString != NULL) {\r
+ //\r
+ // If leading spaces on OptionString - remove the spaces\r
+ //\r
+ for (Index = 0; OptionString[Index] == L' '; Index++)\r
+ ;\r
+\r
+ for (Loop = 0; OptionString[Index] != CHAR_NULL; Index++) {\r
+ OptionString[Loop] = OptionString[Index];\r
+ Loop++;\r
+ }\r
+\r
+ OptionString[Loop] = CHAR_NULL;\r
+\r
+ PrintStringAt (MenuRefreshEntry->CurrentColumn, MenuRefreshEntry->CurrentRow, OptionString);\r
+ }\r
+\r
+ MenuRefreshEntry = MenuRefreshEntry->Next;\r
+\r
+ } while (MenuRefreshEntry != NULL);\r
+ }\r
+\r
+ if (OptionString != NULL) {\r
+ FreePool (OptionString);\r
+ }\r
+}\r
+\r
+EFI_STATUS\r
+UiWaitForSingleEvent (\r
+ IN EFI_EVENT Event,\r
+ IN UINT64 Timeout OPTIONAL\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Wait for a given event to fire, or for an optional timeout to expire.\r
+\r
+Arguments:\r
+ Event - The event to wait for\r
+\r
+ Timeout - An optional timeout value in 100 ns units.\r
+\r
+Returns:\r
+\r
+ EFI_SUCCESS - Event fired before Timeout expired.\r
+ EFI_TIME_OUT - Timout expired before Event fired.\r
+\r
+--*/\r
+{\r
+ EFI_STATUS Status;\r
+ UINTN Index;\r
+ EFI_EVENT TimerEvent;\r
+ EFI_EVENT WaitList[2];\r
+\r
+ if (Timeout) {\r
+ //\r
+ // Create a timer event\r
+ //\r
+ Status = gBS->CreateEvent (EVT_TIMER, 0, NULL, NULL, &TimerEvent);\r
+ if (!EFI_ERROR (Status)) {\r
+ //\r
+ // Set the timer event\r
+ //\r
+ gBS->SetTimer (\r
+ TimerEvent,\r
+ TimerRelative,\r
+ Timeout\r
+ );\r
+\r
+ //\r
+ // Wait for the original event or the timer\r
+ //\r
+ WaitList[0] = Event;\r
+ WaitList[1] = TimerEvent;\r
+ Status = gBS->WaitForEvent (2, WaitList, &Index);\r
+ gBS->CloseEvent (TimerEvent);\r
+\r
+ //\r
+ // If the timer expired, change the return to timed out\r
+ //\r
+ if (!EFI_ERROR (Status) && Index == 1) {\r
+ Status = EFI_TIMEOUT;\r
+ }\r
+ }\r
+ } else {\r
+ //\r
+ // Update screen every second\r
+ //\r
+ Timeout = ONE_SECOND;\r
+\r
+ do {\r
+ Status = gBS->CreateEvent (EVT_TIMER, 0, NULL, NULL, &TimerEvent);\r
+\r
+ //\r
+ // Set the timer event\r
+ //\r
+ gBS->SetTimer (\r
+ TimerEvent,\r
+ TimerRelative,\r
+ Timeout\r
+ );\r
+\r
+ //\r
+ // Wait for the original event or the timer\r
+ //\r
+ WaitList[0] = Event;\r
+ WaitList[1] = TimerEvent;\r
+ Status = gBS->WaitForEvent (2, WaitList, &Index);\r
+\r
+ //\r
+ // If the timer expired, update anything that needs a refresh and keep waiting\r
+ //\r
+ if (!EFI_ERROR (Status) && Index == 1) {\r
+ Status = EFI_TIMEOUT;\r
+ UpdateDateAndTime ();\r
+ }\r
+\r
+ gBS->CloseEvent (TimerEvent);\r
+ } while (Status == EFI_TIMEOUT);\r
+ }\r
+\r
+ return Status;\r
+}\r
+\r
+VOID\r
+UiAddMenuOption (\r
+ IN CHAR16 *String,\r
+ IN EFI_HII_HANDLE Handle,\r
+ IN EFI_TAG *Tags,\r
+ IN VOID *FormBinary,\r
+ IN UINTN IfrNumber\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Add one menu option by specified description and context.\r
+\r
+Arguments:\r
+ String - String description for this option.\r
+ Context - Context data for entry.\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ UI_MENU_OPTION *MenuOption;\r
+\r
+ MenuOption = AllocateZeroPool (sizeof (UI_MENU_OPTION));\r
+ ASSERT (MenuOption);\r
+\r
+ MenuOption->Signature = UI_MENU_OPTION_SIGNATURE;\r
+ MenuOption->Description = String;\r
+ MenuOption->Handle = Handle;\r
+ MenuOption->FormBinary = FormBinary;\r
+ MenuOption->IfrNumber = IfrNumber;\r
+ MenuOption->Skip = 1;\r
+ MenuOption->Tags = Tags;\r
+ MenuOption->TagIndex = 0;\r
+ MenuOption->ThisTag = &(MenuOption->Tags[MenuOption->TagIndex]);\r
+ MenuOption->EntryNumber = (UINT16) IfrNumber;\r
+\r
+ InsertTailList (&Menu, &MenuOption->Link);\r
+}\r
+\r
+VOID\r
+UiAddSubMenuOption (\r
+ IN CHAR16 *String,\r
+ IN EFI_HII_HANDLE Handle,\r
+ IN EFI_TAG *Tags,\r
+ IN UINTN TagIndex,\r
+ IN UINT16 FormId,\r
+ IN UINT16 MenuItemCount\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Add one menu option by specified description and context.\r
+\r
+Arguments:\r
+ String - String description for this option.\r
+ Context - Context data for entry.\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ UI_MENU_OPTION *MenuOption;\r
+\r
+ MenuOption = AllocateZeroPool (sizeof (UI_MENU_OPTION));\r
+ ASSERT (MenuOption);\r
+\r
+ MenuOption->Signature = UI_MENU_OPTION_SIGNATURE;\r
+ MenuOption->Description = String;\r
+ MenuOption->Handle = Handle;\r
+ MenuOption->Skip = Tags[TagIndex].NumberOfLines;\r
+ MenuOption->IfrNumber = gActiveIfr;\r
+ MenuOption->Tags = Tags;\r
+ MenuOption->TagIndex = TagIndex;\r
+ MenuOption->ThisTag = &(MenuOption->Tags[MenuOption->TagIndex]);\r
+ MenuOption->Consistency = Tags[TagIndex].Consistency;\r
+ MenuOption->FormId = FormId;\r
+ MenuOption->GrayOut = Tags[TagIndex].GrayOut;\r
+ MenuOption->EntryNumber = MenuItemCount;\r
+\r
+ InsertTailList (&Menu, &MenuOption->Link);\r
+}\r
+\r
+EFI_STATUS\r
+CreateDialog (\r
+ IN UINTN NumberOfLines,\r
+ IN BOOLEAN HotKey,\r
+ IN UINTN MaximumStringSize,\r
+ OUT CHAR16 *StringBuffer,\r
+ OUT EFI_INPUT_KEY *KeyValue,\r
+ IN CHAR16 *String,\r
+ ...\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Routine used to abstract a generic dialog interface and return the selected key or string\r
+\r
+Arguments:\r
+ NumberOfLines - The number of lines for the dialog box\r
+ HotKey - Defines whether a single character is parsed (TRUE) and returned in KeyValue\r
+ or a string is returned in StringBuffer. Two special characters are considered when entering a string, a SCAN_ESC and\r
+ an CHAR_CARRIAGE_RETURN. SCAN_ESC terminates string input and returns\r
+ MaximumStringSize - The maximum size in bytes of a typed in string (each character is a CHAR16) and the minimum string returned is two bytes\r
+ StringBuffer - The passed in pointer to the buffer which will hold the typed in string if HotKey is FALSE\r
+ KeyValue - The EFI_KEY value returned if HotKey is TRUE..\r
+ String - Pointer to the first string in the list\r
+ ... - A series of (quantity == NumberOfLines) text strings which will be used to construct the dialog box\r
+\r
+Returns:\r
+ EFI_SUCCESS - Displayed dialog and received user interaction\r
+ EFI_INVALID_PARAMETER - One of the parameters was invalid (e.g. (StringBuffer == NULL) && (HotKey == FALSE))\r
+ EFI_DEVICE_ERROR - User typed in an ESC character to exit the routine\r
+\r
+--*/\r
+{\r
+ VA_LIST Marker;\r
+ UINTN Count;\r
+ EFI_INPUT_KEY Key;\r
+ UINTN LargestString;\r
+ CHAR16 *TempString;\r
+ CHAR16 *BufferedString;\r
+ CHAR16 *StackString;\r
+ CHAR16 KeyPad[2];\r
+ UINTN Start;\r
+ UINTN Top;\r
+ UINTN Index;\r
+ BOOLEAN SelectionComplete;\r
+ UINTN InputOffset;\r
+ UINTN CurrentAttribute;\r
+ UINTN DimensionsWidth;\r
+ UINTN DimensionsHeight;\r
+\r
+ DimensionsWidth = gScreenDimensions.RightColumn - gScreenDimensions.LeftColumn;\r
+ DimensionsHeight = gScreenDimensions.BottomRow - gScreenDimensions.TopRow;\r
+\r
+ SelectionComplete = FALSE;\r
+ InputOffset = 0;\r
+ TempString = AllocateZeroPool (MaximumStringSize * 2);\r
+ BufferedString = AllocateZeroPool (MaximumStringSize * 2);\r
+ CurrentAttribute = gST->ConOut->Mode->Attribute;\r
+\r
+ ASSERT (TempString);\r
+ ASSERT (BufferedString);\r
+\r
+ VA_START (Marker, String);\r
+\r
+ //\r
+ // Zero the outgoing buffer\r
+ //\r
+ ZeroMem (StringBuffer, MaximumStringSize);\r
+\r
+ if (HotKey) {\r
+ if (KeyValue == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ } else {\r
+ if (StringBuffer == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ }\r
+ //\r
+ // Disable cursor\r
+ //\r
+ gST->ConOut->EnableCursor (gST->ConOut, FALSE);\r
+\r
+ LargestString = (GetStringWidth (String) / 2);\r
+\r
+ if (LargestString == L' ') {\r
+ InputOffset = 1;\r
+ }\r
+ //\r
+ // Determine the largest string in the dialog box\r
+ // Notice we are starting with 1 since String is the first string\r
+ //\r
+ for (Count = 1; Count < NumberOfLines; Count++) {\r
+ StackString = VA_ARG (Marker, CHAR16 *);\r
+\r
+ if (StackString[0] == L' ') {\r
+ InputOffset = Count + 1;\r
+ }\r
+\r
+ if ((GetStringWidth (StackString) / 2) > LargestString) {\r
+ //\r
+ // Size of the string visually and subtract the width by one for the null-terminator\r
+ //\r
+ LargestString = (GetStringWidth (StackString) / 2);\r
+ }\r
+ }\r
+\r
+ Start = (DimensionsWidth - LargestString - 2) / 2 + gScreenDimensions.LeftColumn + 1;\r
+ Top = ((DimensionsHeight - NumberOfLines - 2) / 2) + gScreenDimensions.TopRow - 1;\r
+\r
+ Count = 0;\r
+\r
+ //\r
+ // Display the Popup\r
+ //\r
+ CreateSharedPopUp (LargestString, NumberOfLines, &String);\r
+\r
+ //\r
+ // Take the first key typed and report it back?\r
+ //\r
+ if (HotKey) {\r
+ WaitForKeyStroke (&Key);\r
+ CopyMem (KeyValue, &Key, sizeof (EFI_INPUT_KEY));\r
+\r
+ } else {\r
+ do {\r
+ WaitForKeyStroke (&Key);\r
+\r
+ switch (Key.UnicodeChar) {\r
+ case CHAR_NULL:\r
+ switch (Key.ScanCode) {\r
+ case SCAN_ESC:\r
+ FreePool (TempString);\r
+ FreePool (BufferedString);\r
+ gST->ConOut->SetAttribute (gST->ConOut, CurrentAttribute);\r
+ gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
+ return EFI_DEVICE_ERROR;\r
+\r
+ default:\r
+ break;\r
+ }\r
+\r
+ break;\r
+\r
+ case CHAR_CARRIAGE_RETURN:\r
+ SelectionComplete = TRUE;\r
+ FreePool (TempString);\r
+ FreePool (BufferedString);\r
+ gST->ConOut->SetAttribute (gST->ConOut, CurrentAttribute);\r
+ gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
+ return EFI_SUCCESS;\r
+ break;\r
+\r
+ case CHAR_BACKSPACE:\r
+ if (StringBuffer[0] != CHAR_NULL) {\r
+ for (Index = 0; StringBuffer[Index] != CHAR_NULL; Index++) {\r
+ TempString[Index] = StringBuffer[Index];\r
+ }\r
+ //\r
+ // Effectively truncate string by 1 character\r
+ //\r
+ TempString[Index - 1] = CHAR_NULL;\r
+ StrCpy (StringBuffer, TempString);\r
+ }\r
+\r
+ default:\r
+ //\r
+ // If it is the beginning of the string, don't worry about checking maximum limits\r
+ //\r
+ if ((StringBuffer[0] == CHAR_NULL) && (Key.UnicodeChar != CHAR_BACKSPACE)) {\r
+ StrnCpy (StringBuffer, &Key.UnicodeChar, 1);\r
+ StrnCpy (TempString, &Key.UnicodeChar, 1);\r
+ } else if ((GetStringWidth (StringBuffer) < MaximumStringSize) && (Key.UnicodeChar != CHAR_BACKSPACE)) {\r
+ KeyPad[0] = Key.UnicodeChar;\r
+ KeyPad[1] = CHAR_NULL;\r
+ StrCat (StringBuffer, KeyPad);\r
+ StrCat (TempString, KeyPad);\r
+ }\r
+ //\r
+ // If the width of the input string is now larger than the screen, we nee to\r
+ // adjust the index to start printing portions of the string\r
+ //\r
+ SetUnicodeMem (BufferedString, LargestString, L' ');\r
+\r
+ PrintStringAt (Start + 1, Top + InputOffset, BufferedString);\r
+\r
+ if ((GetStringWidth (StringBuffer) / 2) > (DimensionsWidth - 2)) {\r
+ Index = (GetStringWidth (StringBuffer) / 2) - DimensionsWidth + 2;\r
+ } else {\r
+ Index = 0;\r
+ }\r
+\r
+ for (Count = 0; Index + 1 < GetStringWidth (StringBuffer) / 2; Index++, Count++) {\r
+ BufferedString[Count] = StringBuffer[Index];\r
+ }\r
+\r
+ PrintStringAt (Start + 1, Top + InputOffset, BufferedString);\r
+ break;\r
+ }\r
+ } while (!SelectionComplete);\r
+ }\r
+\r
+ gST->ConOut->SetAttribute (gST->ConOut, CurrentAttribute);\r
+ gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+VOID\r
+CreateSharedPopUp (\r
+ IN UINTN RequestedWidth,\r
+ IN UINTN NumberOfLines,\r
+ IN CHAR16 **ArrayOfStrings\r
+ )\r
+{\r
+ UINTN Index;\r
+ UINTN Count;\r
+ CHAR16 Character;\r
+ UINTN Start;\r
+ UINTN End;\r
+ UINTN Top;\r
+ UINTN Bottom;\r
+ CHAR16 *String;\r
+\r
+ UINTN DimensionsWidth;\r
+ UINTN DimensionsHeight;\r
+\r
+ DimensionsWidth = gScreenDimensions.RightColumn - gScreenDimensions.LeftColumn;\r
+ DimensionsHeight = gScreenDimensions.BottomRow - gScreenDimensions.TopRow;\r
+\r
+ Count = 0;\r
+\r
+ gST->ConOut->SetAttribute (gST->ConOut, POPUP_TEXT | POPUP_BACKGROUND);\r
+\r
+ if ((RequestedWidth + 2) > DimensionsWidth) {\r
+ RequestedWidth = DimensionsWidth - 2;\r
+ }\r
+ //\r
+ // Subtract the PopUp width from total Columns, allow for one space extra on\r
+ // each end plus a border.\r
+ //\r
+ Start = (DimensionsWidth - RequestedWidth - 2) / 2 + gScreenDimensions.LeftColumn + 1;\r
+ End = Start + RequestedWidth + 1;\r
+\r
+ Top = ((DimensionsHeight - NumberOfLines - 2) / 2) + gScreenDimensions.TopRow - 1;\r
+ Bottom = Top + NumberOfLines + 2;\r
+\r
+ Character = (CHAR16) BOXDRAW_DOWN_RIGHT;\r
+ PrintCharAt (Start, Top, Character);\r
+ Character = (CHAR16) BOXDRAW_HORIZONTAL;\r
+ for (Index = Start; Index + 2 < End; Index++) {\r
+ PrintChar (Character);\r
+ }\r
+\r
+ Character = (CHAR16) BOXDRAW_DOWN_LEFT;\r
+ PrintChar (Character);\r
+ Character = (CHAR16) BOXDRAW_VERTICAL;\r
+ for (Index = Top; Index + 2 < Bottom; Index++) {\r
+ String = ArrayOfStrings[Count];\r
+ Count++;\r
+\r
+ //\r
+ // This will clear the background of the line - we never know who might have been\r
+ // here before us. This differs from the next clear in that it used the non-reverse\r
+ // video for normal printing.\r
+ //\r
+ if (GetStringWidth (String) / 2 > 1) {\r
+ ClearLines (Start, End, Index + 1, Index + 1, POPUP_TEXT | POPUP_BACKGROUND);\r
+ }\r
+ //\r
+ // Passing in a space results in the assumption that this is where typing will occur\r
+ //\r
+ if (String[0] == L' ') {\r
+ ClearLines (Start + 1, End - 1, Index + 1, Index + 1, POPUP_INVERSE_TEXT | POPUP_INVERSE_BACKGROUND);\r
+ }\r
+ //\r
+ // Passing in a NULL results in a blank space\r
+ //\r
+ if (String[0] == CHAR_NULL) {\r
+ ClearLines (Start, End, Index + 1, Index + 1, POPUP_TEXT | POPUP_BACKGROUND);\r
+ }\r
+\r
+ PrintStringAt (\r
+ ((DimensionsWidth - GetStringWidth (String) / 2) / 2) + gScreenDimensions.LeftColumn + 1,\r
+ Index + 1,\r
+ String\r
+ );\r
+ gST->ConOut->SetAttribute (gST->ConOut, POPUP_TEXT | POPUP_BACKGROUND);\r
+ PrintCharAt (Start, Index + 1, Character);\r
+ PrintCharAt (End - 1, Index + 1, Character);\r
+ }\r
+\r
+ Character = (CHAR16) BOXDRAW_UP_RIGHT;\r
+ PrintCharAt (Start, Bottom - 1, Character);\r
+ Character = (CHAR16) BOXDRAW_HORIZONTAL;\r
+ for (Index = Start; Index + 2 < End; Index++) {\r
+ PrintChar (Character);\r
+ }\r
+\r
+ Character = (CHAR16) BOXDRAW_UP_LEFT;\r
+ PrintChar (Character);\r
+}\r
+\r
+VOID\r
+CreatePopUp (\r
+ IN UINTN RequestedWidth,\r
+ IN UINTN NumberOfLines,\r
+ IN CHAR16 *ArrayOfStrings,\r
+ ...\r
+ )\r
+{\r
+ CreateSharedPopUp (RequestedWidth, NumberOfLines, &ArrayOfStrings);\r
+}\r
+\r
+VOID\r
+UpdateStatusBar (\r
+ IN UINTN MessageType,\r
+ IN UINT8 Flags,\r
+ IN BOOLEAN State\r
+ )\r
+{\r
+ UINTN Index;\r
+ STATIC BOOLEAN InputError;\r
+ CHAR16 *NvUpdateMessage;\r
+ CHAR16 *InputErrorMessage;\r
+\r
+ NvUpdateMessage = GetToken (STRING_TOKEN (NV_UPDATE_MESSAGE), gHiiHandle);\r
+ InputErrorMessage = GetToken (STRING_TOKEN (INPUT_ERROR_MESSAGE), gHiiHandle);\r
+\r
+ switch (MessageType) {\r
+ case INPUT_ERROR:\r
+ if (State) {\r
+ gST->ConOut->SetAttribute (gST->ConOut, ERROR_TEXT);\r
+ PrintStringAt (\r
+ gScreenDimensions.LeftColumn + gPromptBlockWidth,\r
+ gScreenDimensions.BottomRow - 1,\r
+ InputErrorMessage\r
+ );\r
+ InputError = TRUE;\r
+ } else {\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_HIGHLIGHT);\r
+ for (Index = 0; Index < (GetStringWidth (InputErrorMessage) - 2) / 2; Index++) {\r
+ PrintAt (gScreenDimensions.LeftColumn + gPromptBlockWidth + Index, gScreenDimensions.BottomRow - 1, (CHAR16 *) L" ");\r
+ }\r
+\r
+ InputError = FALSE;\r
+ }\r
+ break;\r
+\r
+ case NV_UPDATE_REQUIRED:\r
+ if (gClassOfVfr != EFI_FRONT_PAGE_SUBCLASS) {\r
+ if (State) {\r
+ gST->ConOut->SetAttribute (gST->ConOut, INFO_TEXT);\r
+ PrintStringAt (\r
+ gScreenDimensions.LeftColumn + gPromptBlockWidth + gOptionBlockWidth,\r
+ gScreenDimensions.BottomRow - 1,\r
+ NvUpdateMessage\r
+ );\r
+ gResetRequired = (BOOLEAN) (gResetRequired | ((Flags & EFI_IFR_FLAG_RESET_REQUIRED) == EFI_IFR_FLAG_RESET_REQUIRED));\r
+\r
+ gNvUpdateRequired = TRUE;\r
+ } else {\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_HIGHLIGHT);\r
+ for (Index = 0; Index < (GetStringWidth (NvUpdateMessage) - 2) / 2; Index++) {\r
+ PrintAt (\r
+ (gScreenDimensions.LeftColumn + gPromptBlockWidth + gOptionBlockWidth + Index),\r
+ gScreenDimensions.BottomRow - 1,\r
+ (CHAR16 *) L" "\r
+ );\r
+ }\r
+\r
+ gNvUpdateRequired = FALSE;\r
+ }\r
+ }\r
+ break;\r
+\r
+ case REFRESH_STATUS_BAR:\r
+ if (InputError) {\r
+ UpdateStatusBar (INPUT_ERROR, Flags, TRUE);\r
+ }\r
+\r
+ if (gNvUpdateRequired) {\r
+ UpdateStatusBar (NV_UPDATE_REQUIRED, Flags, TRUE);\r
+ }\r
+ break;\r
+\r
+ default:\r
+ break;\r
+ }\r
+\r
+ FreePool (InputErrorMessage);\r
+ FreePool (NvUpdateMessage);\r
+ return ;\r
+}\r
+\r
+VOID\r
+FreeData (\r
+ IN EFI_FILE_FORM_TAGS *FileFormTagsHead,\r
+ IN CHAR16 *FormattedString,\r
+ IN CHAR16 *OptionString\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Used to remove the allocated data instances\r
+\r
+Arguments:\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ EFI_FILE_FORM_TAGS *FileForm;\r
+ EFI_FILE_FORM_TAGS *PreviousFileForm;\r
+ EFI_FORM_TAGS *FormTags;\r
+ EFI_FORM_TAGS *PreviousFormTags;\r
+ EFI_IFR_BINARY *IfrBinary;\r
+ EFI_IFR_BINARY *PreviousIfrBinary;\r
+ EFI_INCONSISTENCY_DATA *Inconsistent;\r
+ EFI_VARIABLE_DEFINITION *VariableDefinition;\r
+ EFI_VARIABLE_DEFINITION *PreviousVariableDefinition;\r
+ VOID *Buffer;\r
+ UINTN Index;\r
+\r
+ FileForm = FileFormTagsHead;\r
+\r
+ if (FormattedString != NULL) {\r
+ FreePool (FormattedString);\r
+ }\r
+\r
+ if (OptionString != NULL) {\r
+ FreePool (OptionString);\r
+ }\r
+\r
+ for (; FileForm != NULL;) {\r
+ PreviousFileForm = NULL;\r
+\r
+ //\r
+ // Advance FileForm to the last entry\r
+ //\r
+ for (; FileForm->NextFile != NULL; FileForm = FileForm->NextFile) {\r
+ PreviousFileForm = FileForm;\r
+ }\r
+\r
+ FormTags = &FileForm->FormTags;\r
+\r
+ for (; FormTags != NULL;) {\r
+ FormTags = &FileForm->FormTags;\r
+ PreviousFormTags = NULL;\r
+\r
+ //\r
+ // Advance FormTags to the last entry\r
+ //\r
+ for (; FormTags->Next != NULL; FormTags = FormTags->Next) {\r
+ PreviousFormTags = FormTags;\r
+ }\r
+ //\r
+ // Walk through each of the tags and free the IntList allocation\r
+ //\r
+ for (Index = 0; FormTags->Tags[Index].Operand != EFI_IFR_END_FORM_OP; Index++) {\r
+ //\r
+ // It is more than likely that the very last page will contain an end formset\r
+ //\r
+ if (FormTags->Tags[Index].Operand == EFI_IFR_END_FORM_SET_OP) {\r
+ break;\r
+ }\r
+\r
+ if (FormTags->Tags[Index].IntList != NULL) {\r
+ FreePool (FormTags->Tags[Index].IntList);\r
+ }\r
+ }\r
+\r
+ if (PreviousFormTags != NULL) {\r
+ FreePool (FormTags->Tags);\r
+ FormTags = PreviousFormTags;\r
+ FreePool (FormTags->Next);\r
+ FormTags->Next = NULL;\r
+ } else {\r
+ FreePool (FormTags->Tags);\r
+ FormTags = NULL;\r
+ }\r
+ }\r
+ //\r
+ // Last FileForm entry's Inconsistent database\r
+ //\r
+ Inconsistent = FileForm->InconsistentTags;\r
+\r
+ //\r
+ // Advance Inconsistent to the last entry\r
+ //\r
+ for (; Inconsistent->Next != NULL; Inconsistent = Inconsistent->Next)\r
+ ;\r
+\r
+ for (; Inconsistent != NULL;) {\r
+ //\r
+ // Preserve the Previous pointer\r
+ //\r
+ Buffer = (VOID *) Inconsistent->Previous;\r
+\r
+ //\r
+ // Free the current entry\r
+ //\r
+ FreePool (Inconsistent);\r
+\r
+ //\r
+ // Restore the Previous pointer\r
+ //\r
+ Inconsistent = (EFI_INCONSISTENCY_DATA *) Buffer;\r
+ }\r
+\r
+ VariableDefinition = FileForm->VariableDefinitions;\r
+\r
+ for (; VariableDefinition != NULL;) {\r
+ VariableDefinition = FileForm->VariableDefinitions;\r
+ PreviousVariableDefinition = NULL;\r
+\r
+ //\r
+ // Advance VariableDefinitions to the last entry\r
+ //\r
+ for (; VariableDefinition->Next != NULL; VariableDefinition = VariableDefinition->Next) {\r
+ PreviousVariableDefinition = VariableDefinition;\r
+ }\r
+\r
+ FreePool (VariableDefinition->VariableName);\r
+\r
+ if (VariableDefinition->NvRamMap != NULL) {\r
+ FreePool (VariableDefinition->NvRamMap);\r
+ }\r
+\r
+ if (VariableDefinition->FakeNvRamMap != NULL) {\r
+ FreePool (VariableDefinition->FakeNvRamMap);\r
+ }\r
+\r
+ if (PreviousVariableDefinition != NULL) {\r
+ VariableDefinition = PreviousVariableDefinition;\r
+ FreePool (VariableDefinition->Next);\r
+ VariableDefinition->Next = NULL;\r
+ } else {\r
+ FreePool (VariableDefinition);\r
+ VariableDefinition = NULL;\r
+ }\r
+ }\r
+\r
+ if (PreviousFileForm != NULL) {\r
+ FileForm = PreviousFileForm;\r
+ FreePool (FileForm->NextFile);\r
+ FileForm->NextFile = NULL;\r
+ } else {\r
+ FreePool (FileForm);\r
+ FileForm = NULL;\r
+ }\r
+ }\r
+\r
+ IfrBinary = gBinaryDataHead;\r
+\r
+ for (; IfrBinary != NULL;) {\r
+ IfrBinary = gBinaryDataHead;\r
+ PreviousIfrBinary = NULL;\r
+\r
+ //\r
+ // Advance IfrBinary to the last entry\r
+ //\r
+ for (; IfrBinary->Next != NULL; IfrBinary = IfrBinary->Next) {\r
+ PreviousIfrBinary = IfrBinary;\r
+ }\r
+\r
+ FreePool (IfrBinary->IfrPackage);\r
+\r
+ if (PreviousIfrBinary != NULL) {\r
+ IfrBinary = PreviousIfrBinary;\r
+ FreePool (IfrBinary->Next);\r
+ IfrBinary->Next = NULL;\r
+ } else {\r
+ FreePool (IfrBinary);\r
+ IfrBinary = NULL;\r
+ }\r
+ }\r
+\r
+ FreePool (gPreviousValue);\r
+ gPreviousValue = NULL;\r
+\r
+ //\r
+ // Free Browser Strings\r
+ //\r
+ FreePool (gPressEnter);\r
+ FreePool (gConfirmError);\r
+ FreePool (gConfirmPassword);\r
+ FreePool (gPromptForNewPassword);\r
+ FreePool (gPromptForPassword);\r
+ FreePool (gToggleCheckBox);\r
+ FreePool (gNumericInput);\r
+ FreePool (gMakeSelection);\r
+ FreePool (gMoveHighlight);\r
+ FreePool (gEscapeString);\r
+ FreePool (gEnterCommitString);\r
+ FreePool (gEnterString);\r
+ FreePool (gFunctionOneString);\r
+ FreePool (gFunctionTwoString);\r
+ FreePool (gFunctionNineString);\r
+ FreePool (gFunctionTenString);\r
+ return ;\r
+}\r
+\r
+STATIC\r
+BOOLEAN\r
+SelectionsAreValid (\r
+ IN UI_MENU_OPTION *MenuOption,\r
+ IN EFI_FILE_FORM_TAGS *FileFormTagsHead\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Initiate late consistency checks against the current page.\r
+\r
+Arguments:\r
+ None\r
+\r
+Returns:\r
+\r
+--*/\r
+{\r
+ LIST_ENTRY *Link;\r
+ EFI_TAG *Tag;\r
+ EFI_FILE_FORM_TAGS *FileFormTags;\r
+ CHAR16 *StringPtr;\r
+ CHAR16 NullCharacter;\r
+ UINTN Index;\r
+ UINT16 *NvRamMap;\r
+ STRING_REF PopUp;\r
+ EFI_INPUT_KEY Key;\r
+ EFI_VARIABLE_DEFINITION *VariableDefinition;\r
+\r
+ StringPtr = (CHAR16 *) L"\0";\r
+ NullCharacter = CHAR_NULL;\r
+\r
+ FileFormTags = FileFormTagsHead;\r
+\r
+ for (Index = 0; Index < MenuOption->IfrNumber; Index++) {\r
+ FileFormTags = FileFormTags->NextFile;\r
+ }\r
+\r
+ for (Link = Menu.ForwardLink; Link != &Menu; Link = Link->ForwardLink) {\r
+ MenuOption = CR (Link, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+\r
+ Tag = MenuOption->ThisTag;\r
+\r
+ ExtractRequestedNvMap (FileFormTags, Tag->VariableNumber, &VariableDefinition);\r
+ NvRamMap = (UINT16 *) &VariableDefinition->NvRamMap[Tag->StorageStart];\r
+\r
+ //\r
+ // If the op-code has a late check, ensure consistency checks are now applied\r
+ //\r
+ if (Tag->Flags & EFI_IFR_FLAG_LATE_CHECK) {\r
+ if (ValueIsNotValid (TRUE, 0, Tag, FileFormTags, &PopUp)) {\r
+ if (PopUp != 0x0000) {\r
+ StringPtr = GetToken (PopUp, MenuOption->Handle);\r
+\r
+ CreatePopUp (GetStringWidth (StringPtr) / 2, 3, &NullCharacter, StringPtr, &NullCharacter);\r
+\r
+ do {\r
+ WaitForKeyStroke (&Key);\r
+\r
+ switch (Key.UnicodeChar) {\r
+\r
+ case CHAR_CARRIAGE_RETURN:\r
+ //\r
+ // Since the value can be one byte long or two bytes long, do a CopyMem based on StorageWidth\r
+ //\r
+ CopyMem (NvRamMap, &Tag->OldValue, Tag->StorageWidth);\r
+ FreePool (StringPtr);\r
+ break;\r
+\r
+ default:\r
+ break;\r
+ }\r
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);\r
+ }\r
+\r
+ return FALSE;\r
+ }\r
+ }\r
+ }\r
+\r
+ return TRUE;\r
+}\r
+\r
+UINT16\r
+GetWidth (\r
+ IN EFI_TAG *Tag,\r
+ IN EFI_HII_HANDLE Handle\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Get the supported width for a particular op-code\r
+\r
+Arguments:\r
+ Tag - The Tag structure passed in.\r
+ Handle - The handle in the HII database being used\r
+\r
+Returns:\r
+ Returns the number of CHAR16 characters that is support.\r
+\r
+\r
+--*/\r
+{\r
+ CHAR16 *String;\r
+ UINTN Size;\r
+\r
+ Size = 0x00;\r
+\r
+ //\r
+ // See if the second text parameter is really NULL\r
+ //\r
+ if ((Tag->Operand == EFI_IFR_TEXT_OP) && (Tag->TextTwo != 0)) {\r
+ String = GetToken (Tag->TextTwo, Handle);\r
+ Size = StrLen (String);\r
+ FreePool (String);\r
+ }\r
+\r
+ if ((Tag->Operand == EFI_IFR_SUBTITLE_OP) ||\r
+ (Tag->Operand == EFI_IFR_REF_OP) ||\r
+ (Tag->Operand == EFI_IFR_PASSWORD_OP) ||\r
+ (Tag->Operand == EFI_IFR_STRING_OP) ||\r
+ (Tag->Operand == EFI_IFR_INVENTORY_OP) ||\r
+ //\r
+ // Allow a wide display if text op-code and no secondary text op-code\r
+ //\r
+ ((Tag->Operand == EFI_IFR_TEXT_OP) && (Size == 0x0000))\r
+ ) {\r
+ return (UINT16) (gPromptBlockWidth + gOptionBlockWidth);\r
+ } else {\r
+ return (UINT16) gPromptBlockWidth;\r
+ }\r
+}\r
+\r
+UINT16\r
+GetLineByWidth (\r
+ IN CHAR16 *InputString,\r
+ IN UINT16 LineWidth,\r
+ IN OUT UINTN *Index,\r
+ OUT CHAR16 **OutputString\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Will copy LineWidth amount of a string in the OutputString buffer and return the\r
+ number of CHAR16 characters that were copied into the OutputString buffer.\r
+\r
+Arguments:\r
+ InputString - String description for this option.\r
+ LineWidth - Width of the desired string to extract in CHAR16 characters\r
+ Index - Where in InputString to start the copy process\r
+ OutputString - Buffer to copy the string into\r
+\r
+Returns:\r
+ Returns the number of CHAR16 characters that were copied into the OutputString buffer.\r
+\r
+\r
+--*/\r
+{\r
+ static BOOLEAN Finished;\r
+ UINT16 Count;\r
+ UINT16 Count2;\r
+\r
+ if (Finished) {\r
+ Finished = FALSE;\r
+ return (UINT16) 0;\r
+ }\r
+\r
+ Count = LineWidth;\r
+ Count2 = 0;\r
+\r
+ *OutputString = AllocateZeroPool (((UINTN) (LineWidth + 1) * 2));\r
+\r
+ //\r
+ // Ensure we have got a valid buffer\r
+ //\r
+ if (*OutputString != NULL) {\r
+\r
+ //\r
+ //NARROW_CHAR can not be printed in screen, so if a line only contain the two CHARs: 'NARROW_CHAR + CHAR_CARRIAGE_RETURN' , it is a empty line in Screen.\r
+ //To avoid displaying this empty line in screen, just skip the two CHARs here.\r
+ //\r
+ if ((InputString[*Index] == NARROW_CHAR) && (InputString[*Index + 1] == CHAR_CARRIAGE_RETURN)) {\r
+ *Index = *Index + 2;\r
+ }\r
+\r
+ //\r
+ // Fast-forward the string and see if there is a carriage-return in the string\r
+ //\r
+ for (; (InputString[*Index + Count2] != CHAR_CARRIAGE_RETURN) && (Count2 != LineWidth); Count2++)\r
+ ;\r
+\r
+ //\r
+ // Copy the desired LineWidth of data to the output buffer.\r
+ // Also make sure that we don't copy more than the string.\r
+ // Also make sure that if there are linefeeds, we account for them.\r
+ //\r
+ if ((StrSize (&InputString[*Index]) <= ((UINTN) (LineWidth + 1) * 2)) &&\r
+ (StrSize (&InputString[*Index]) <= ((UINTN) (Count2 + 1) * 2))\r
+ ) {\r
+ //\r
+ // Convert to CHAR16 value and show that we are done with this operation\r
+ //\r
+ LineWidth = (UINT16) ((StrSize (&InputString[*Index]) - 2) / 2);\r
+ if (LineWidth != 0) {\r
+ Finished = TRUE;\r
+ }\r
+ } else {\r
+ if (Count2 == LineWidth) {\r
+ //\r
+ // Rewind the string from the maximum size until we see a space to break the line\r
+ //\r
+ for (; (InputString[*Index + LineWidth] != CHAR_SPACE) && (LineWidth != 0); LineWidth--)\r
+ ;\r
+ if (LineWidth == 0) {\r
+ LineWidth = Count;\r
+ }\r
+ } else {\r
+ LineWidth = Count2;\r
+ }\r
+ }\r
+\r
+ CopyMem (*OutputString, &InputString[*Index], LineWidth * 2);\r
+\r
+ //\r
+ // If currently pointing to a space, increment the index to the first non-space character\r
+ //\r
+ for (;\r
+ (InputString[*Index + LineWidth] == CHAR_SPACE) || (InputString[*Index + LineWidth] == CHAR_CARRIAGE_RETURN);\r
+ (*Index)++\r
+ )\r
+ ;\r
+ *Index = (UINT16) (*Index + LineWidth);\r
+ return LineWidth;\r
+ } else {\r
+ return (UINT16) 0;\r
+ }\r
+}\r
+\r
+STATIC\r
+VOID\r
+UpdateOptionSkipLines (\r
+ IN EFI_IFR_DATA_ARRAY *PageData,\r
+ IN UI_MENU_OPTION *MenuOption,\r
+ IN EFI_FILE_FORM_TAGS *FileFormTagsHead,\r
+ IN CHAR16 **OptionalString,\r
+ IN UINTN SkipValue\r
+ )\r
+{\r
+ UINTN Index;\r
+ UINT16 Width;\r
+ UINTN Row;\r
+ UINTN OriginalRow;\r
+ CHAR16 *OutputString;\r
+ CHAR16 *OptionString;\r
+\r
+ Row = 0;\r
+ OptionString = *OptionalString;\r
+ OutputString = NULL;\r
+\r
+ ProcessOptions (MenuOption, FALSE, FileFormTagsHead, PageData, &OptionString);\r
+\r
+ if (OptionString != NULL) {\r
+ Width = (UINT16) gOptionBlockWidth;\r
+\r
+ OriginalRow = Row;\r
+\r
+ for (Index = 0; GetLineByWidth (OptionString, Width, &Index, &OutputString) != 0x0000;) {\r
+ //\r
+ // If there is more string to process print on the next row and increment the Skip value\r
+ //\r
+ if (StrLen (&OptionString[Index])) {\r
+ if (SkipValue == 0) {\r
+ Row++;\r
+ //\r
+ // Since the Number of lines for this menu entry may or may not be reflected accurately\r
+ // since the prompt might be 1 lines and option might be many, and vice versa, we need to do\r
+ // some testing to ensure we are keeping this in-sync.\r
+ //\r
+ // If the difference in rows is greater than or equal to the skip value, increase the skip value\r
+ //\r
+ if ((Row - OriginalRow) >= MenuOption->Skip) {\r
+ MenuOption->Skip++;\r
+ }\r
+ }\r
+ }\r
+\r
+ FreePool (OutputString);\r
+ if (SkipValue != 0) {\r
+ SkipValue--;\r
+ }\r
+ }\r
+\r
+ Row = OriginalRow;\r
+ }\r
+\r
+ *OptionalString = OptionString;\r
+}\r
+//\r
+// Search table for UiDisplayMenu()\r
+//\r
+SCAN_CODE_TO_SCREEN_OPERATION gScanCodeToOperation[] = {\r
+ { SCAN_UP, UiUp },\r
+ { SCAN_DOWN, UiDown },\r
+ { SCAN_PAGE_UP, UiPageUp },\r
+ { SCAN_PAGE_DOWN, UiPageDown},\r
+ { SCAN_ESC, UiReset},\r
+ { SCAN_F2, UiPrevious},\r
+ { SCAN_LEFT, UiLeft },\r
+ { SCAN_RIGHT, UiRight },\r
+ { SCAN_F9, UiDefault},\r
+ { SCAN_F10, UiSave }\r
+};\r
+\r
+SCREEN_OPERATION_T0_CONTROL_FLAG gScreenOperationToControlFlag[] = {\r
+ { UiNoOperation, CfUiNoOperation },\r
+ { UiDefault, CfUiDefault },\r
+ { UiSelect, CfUiSelect },\r
+ { UiUp, CfUiUp},\r
+ { UiDown, CfUiDown },\r
+ { UiLeft, CfUiLeft },\r
+ { UiRight, CfUiRight },\r
+ { UiReset, CfUiReset },\r
+ { UiSave, CfUiSave },\r
+ { UiPrevious, CfUiPrevious },\r
+ { UiPageUp, CfUiPageUp },\r
+ { UiPageDown, CfUiPageDown }\r
+};\r
+\r
+UI_MENU_OPTION *\r
+UiDisplayMenu (\r
+ IN BOOLEAN SubMenu,\r
+ IN EFI_FILE_FORM_TAGS *FileFormTagsHead,\r
+ OUT EFI_IFR_DATA_ARRAY *PageData\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Display menu and wait for user to select one menu option, then return it.\r
+ If AutoBoot is enabled, then if user doesn't select any option,\r
+ after period of time, it will automatically return the first menu option.\r
+\r
+Arguments:\r
+ SubMenu - Indicate is sub menu.\r
+ FileFormTagsHead - A pointer to the EFI_FILE_FORM_TAGS structure.\r
+ PageData - A pointer to the EFI_IFR_DATA_ARRAY.\r
+\r
+Returns:\r
+ Return the pointer of the menu which selected,\r
+ otherwise return NULL.\r
+\r
+--*/\r
+{\r
+ INTN SkipValue;\r
+ INTN Difference;\r
+ INTN OldSkipValue;\r
+ UINTN Row;\r
+ UINTN Col;\r
+ UINTN Temp;\r
+ UINTN Temp2;\r
+ UINTN TopRow;\r
+ UINTN BottomRow;\r
+ UINTN OriginalRow;\r
+ UINTN Index;\r
+ UINTN DataAndTimeLineNumberPad;\r
+ UINT32 Count;\r
+ INT16 OriginalTimeOut;\r
+ UINT8 *Location;\r
+ UINT16 Width;\r
+ CHAR16 *StringPtr;\r
+ CHAR16 *OptionString;\r
+ CHAR16 *OutputString;\r
+ CHAR16 *FormattedString;\r
+ CHAR16 YesResponse;\r
+ CHAR16 NoResponse;\r
+ BOOLEAN NewLine;\r
+ BOOLEAN Repaint;\r
+ BOOLEAN SavedValue;\r
+ EFI_STATUS Status;\r
+ UI_MENU_LIST *UiMenuList;\r
+ EFI_INPUT_KEY Key;\r
+ LIST_ENTRY *Link;\r
+ LIST_ENTRY *NewPos;\r
+ LIST_ENTRY *TopOfScreen;\r
+ LIST_ENTRY *SavedListEntry;\r
+ UI_MENU_OPTION *Selection;\r
+ UI_MENU_OPTION *MenuOption;\r
+ UI_MENU_OPTION *NextMenuOption;\r
+ UI_MENU_OPTION *SavedMenuOption;\r
+ UI_MENU_OPTION *PreviousMenuOption;\r
+ EFI_IFR_BINARY *IfrBinary;\r
+ UI_CONTROL_FLAG ControlFlag;\r
+ EFI_SCREEN_DESCRIPTOR LocalScreen;\r
+ EFI_FILE_FORM_TAGS *FileFormTags;\r
+ MENU_REFRESH_ENTRY *MenuRefreshEntry;\r
+ MENU_REFRESH_ENTRY *OldMenuRefreshEntry;\r
+ UI_SCREEN_OPERATION ScreenOperation;\r
+ EFI_VARIABLE_DEFINITION *VariableDefinition;\r
+ EFI_FORM_CALLBACK_PROTOCOL *FormCallback;\r
+ EFI_HII_VARIABLE_PACK_LIST *NvMapListHead;\r
+ EFI_HII_VARIABLE_PACK_LIST *NvMapListNode;\r
+ VOID *NvMap;\r
+ UINTN NvMapSize;\r
+\r
+ CopyMem (&LocalScreen, &gScreenDimensions, sizeof (EFI_SCREEN_DESCRIPTOR));\r
+\r
+ VariableDefinition = NULL;\r
+ Status = EFI_SUCCESS;\r
+ FormattedString = NULL;\r
+ OptionString = NULL;\r
+ ScreenOperation = UiNoOperation;\r
+ NewLine = TRUE;\r
+ FormCallback = NULL;\r
+ FileFormTags = NULL;\r
+ OutputString = NULL;\r
+ gUpArrow = FALSE;\r
+ gDownArrow = FALSE;\r
+ SkipValue = 0;\r
+ OldSkipValue = 0;\r
+ MenuRefreshEntry = gMenuRefreshHead;\r
+ OldMenuRefreshEntry = gMenuRefreshHead;\r
+ NextMenuOption = NULL;\r
+ PreviousMenuOption = NULL;\r
+ SavedMenuOption = NULL;\r
+ IfrBinary = NULL;\r
+ NvMap = NULL;\r
+ NvMapSize = 0;\r
+\r
+ ZeroMem (&Key, sizeof (EFI_INPUT_KEY));\r
+\r
+ if (gClassOfVfr == EFI_FRONT_PAGE_SUBCLASS) {\r
+ TopRow = LocalScreen.TopRow + FRONT_PAGE_HEADER_HEIGHT + SCROLL_ARROW_HEIGHT;\r
+ Row = LocalScreen.TopRow + FRONT_PAGE_HEADER_HEIGHT + SCROLL_ARROW_HEIGHT;\r
+ } else {\r
+ TopRow = LocalScreen.TopRow + NONE_FRONT_PAGE_HEADER_HEIGHT + SCROLL_ARROW_HEIGHT;\r
+ Row = LocalScreen.TopRow + NONE_FRONT_PAGE_HEADER_HEIGHT + SCROLL_ARROW_HEIGHT;\r
+ }\r
+\r
+ if (SubMenu) {\r
+ Col = LocalScreen.LeftColumn;\r
+ } else {\r
+ Col = LocalScreen.LeftColumn + LEFT_SKIPPED_COLUMNS;\r
+ }\r
+\r
+ BottomRow = LocalScreen.BottomRow - STATUS_BAR_HEIGHT - FOOTER_HEIGHT - SCROLL_ARROW_HEIGHT - 1;\r
+\r
+ TopOfScreen = Menu.ForwardLink;\r
+ Repaint = TRUE;\r
+ MenuOption = NULL;\r
+\r
+ //\r
+ // Get user's selection\r
+ //\r
+ Selection = NULL;\r
+ NewPos = Menu.ForwardLink;\r
+ gST->ConOut->EnableCursor (gST->ConOut, FALSE);\r
+\r
+ UpdateStatusBar (REFRESH_STATUS_BAR, (UINT8) 0, TRUE);\r
+\r
+ ControlFlag = CfInitialization;\r
+\r
+ while (TRUE) {\r
+ switch (ControlFlag) {\r
+ case CfInitialization:\r
+ ControlFlag = CfCheckSelection;\r
+ if (gExitRequired) {\r
+ ScreenOperation = UiReset;\r
+ ControlFlag = CfScreenOperation;\r
+ } else if (gSaveRequired) {\r
+ ScreenOperation = UiSave;\r
+ ControlFlag = CfScreenOperation;\r
+ } else if (IsListEmpty (&Menu)) {\r
+ ControlFlag = CfReadKey;\r
+ }\r
+ break;\r
+\r
+ case CfCheckSelection:\r
+ if (Selection != NULL) {\r
+ ControlFlag = CfExit;\r
+ } else {\r
+ ControlFlag = CfRepaint;\r
+ }\r
+\r
+ FileFormTags = FileFormTagsHead;\r
+ break;\r
+\r
+ case CfRepaint:\r
+ ControlFlag = CfRefreshHighLight;\r
+\r
+ if (Repaint) {\r
+ //\r
+ // Display menu\r
+ //\r
+ SavedMenuOption = MenuOption;\r
+ gDownArrow = FALSE;\r
+ gUpArrow = FALSE;\r
+ Row = TopRow;\r
+\r
+ Temp = SkipValue;\r
+ Temp2 = SkipValue;\r
+\r
+ ClearLines (\r
+ LocalScreen.LeftColumn,\r
+ LocalScreen.RightColumn,\r
+ TopRow - SCROLL_ARROW_HEIGHT,\r
+ BottomRow + SCROLL_ARROW_HEIGHT,\r
+ FIELD_TEXT | FIELD_BACKGROUND\r
+ );\r
+\r
+ while (gMenuRefreshHead != NULL) {\r
+ OldMenuRefreshEntry = gMenuRefreshHead->Next;\r
+\r
+ FreePool (gMenuRefreshHead);\r
+\r
+ gMenuRefreshHead = OldMenuRefreshEntry;\r
+ }\r
+\r
+ for (Link = TopOfScreen; Link != &Menu; Link = Link->ForwardLink) {\r
+ MenuOption = CR (Link, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ MenuOption->Row = Row;\r
+ OriginalRow = Row;\r
+ MenuOption->Col = Col;\r
+ MenuOption->OptCol = gPromptBlockWidth + 1 + LocalScreen.LeftColumn;\r
+\r
+ if (SubMenu) {\r
+ if (MenuOption->ThisTag->GrayOut) {\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_GRAYED | FIELD_BACKGROUND);\r
+ } else {\r
+ if (MenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP) {\r
+ gST->ConOut->SetAttribute (gST->ConOut, SUBTITLE_TEXT | FIELD_BACKGROUND);\r
+ }\r
+ }\r
+\r
+ Width = GetWidth (MenuOption->ThisTag, MenuOption->Handle);\r
+\r
+ OriginalRow = Row;\r
+\r
+ for (Index = 0; GetLineByWidth (MenuOption->Description, Width, &Index, &OutputString) != 0x0000;) {\r
+ if ((Temp == 0) && (Row <= BottomRow)) {\r
+ PrintStringAt (Col, Row, OutputString);\r
+ }\r
+ //\r
+ // If there is more string to process print on the next row and increment the Skip value\r
+ //\r
+ if (StrLen (&MenuOption->Description[Index])) {\r
+ if (Temp == 0) {\r
+ Row++;\r
+ }\r
+ }\r
+\r
+ FreePool (OutputString);\r
+ if (Temp != 0) {\r
+ Temp--;\r
+ }\r
+ }\r
+\r
+ Temp = 0;\r
+\r
+ Row = OriginalRow;\r
+\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
+ ProcessOptions (MenuOption, FALSE, FileFormTagsHead, PageData, &OptionString);\r
+\r
+ if (OptionString != NULL) {\r
+ if (MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP ||\r
+ MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP\r
+ ) {\r
+ //\r
+ // If leading spaces on OptionString - remove the spaces\r
+ //\r
+ for (Index = 0; OptionString[Index] == L' '; Index++) {\r
+ MenuOption->OptCol++;\r
+ }\r
+\r
+ for (Count = 0; OptionString[Index] != CHAR_NULL; Index++) {\r
+ OptionString[Count] = OptionString[Index];\r
+ Count++;\r
+ }\r
+\r
+ OptionString[Count] = CHAR_NULL;\r
+ }\r
+\r
+ //\r
+ // If this is a date or time op-code and is used to reflect an RTC, register the op-code\r
+ //\r
+ if ((MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP ||\r
+ MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP) &&\r
+ (MenuOption->ThisTag->StorageStart >= FileFormTags->FormTags.Tags[0].NvDataSize)) {\r
+\r
+ if (gMenuRefreshHead == NULL) {\r
+ MenuRefreshEntry = AllocateZeroPool (sizeof (MENU_REFRESH_ENTRY));\r
+ ASSERT (MenuRefreshEntry != NULL);\r
+ MenuRefreshEntry->MenuOption = MenuOption;\r
+ MenuRefreshEntry->FileFormTagsHead = FileFormTagsHead;\r
+ MenuRefreshEntry->CurrentColumn = MenuOption->OptCol;\r
+ MenuRefreshEntry->CurrentRow = MenuOption->Row;\r
+ MenuRefreshEntry->CurrentAttribute = FIELD_TEXT | FIELD_BACKGROUND;\r
+ gMenuRefreshHead = MenuRefreshEntry;\r
+ } else {\r
+ //\r
+ // Advance to the last entry\r
+ //\r
+ for (MenuRefreshEntry = gMenuRefreshHead;\r
+ MenuRefreshEntry->Next != NULL;\r
+ MenuRefreshEntry = MenuRefreshEntry->Next\r
+ )\r
+ ;\r
+ MenuRefreshEntry->Next = AllocateZeroPool (sizeof (MENU_REFRESH_ENTRY));\r
+ ASSERT (MenuRefreshEntry->Next != NULL);\r
+ MenuRefreshEntry = MenuRefreshEntry->Next;\r
+ MenuRefreshEntry->MenuOption = MenuOption;\r
+ MenuRefreshEntry->FileFormTagsHead = FileFormTagsHead;\r
+ MenuRefreshEntry->CurrentColumn = MenuOption->OptCol;\r
+ MenuRefreshEntry->CurrentRow = MenuOption->Row;\r
+ MenuRefreshEntry->CurrentAttribute = FIELD_TEXT | FIELD_BACKGROUND;\r
+ }\r
+ }\r
+\r
+ Width = (UINT16) gOptionBlockWidth;\r
+\r
+ OriginalRow = Row;\r
+\r
+ for (Index = 0; GetLineByWidth (OptionString, Width, &Index, &OutputString) != 0x0000;) {\r
+ if ((Temp2 == 0) && (Row <= BottomRow)) {\r
+ PrintStringAt (MenuOption->OptCol, Row, OutputString);\r
+ }\r
+ //\r
+ // If there is more string to process print on the next row and increment the Skip value\r
+ //\r
+ if (StrLen (&OptionString[Index])) {\r
+ if (Temp2 == 0) {\r
+ Row++;\r
+ //\r
+ // Since the Number of lines for this menu entry may or may not be reflected accurately\r
+ // since the prompt might be 1 lines and option might be many, and vice versa, we need to do\r
+ // some testing to ensure we are keeping this in-sync.\r
+ //\r
+ // If the difference in rows is greater than or equal to the skip value, increase the skip value\r
+ //\r
+ if ((Row - OriginalRow) >= MenuOption->Skip) {\r
+ MenuOption->Skip++;\r
+ }\r
+ }\r
+ }\r
+\r
+ FreePool (OutputString);\r
+ if (Temp2 != 0) {\r
+ Temp2--;\r
+ }\r
+ }\r
+\r
+ Temp2 = 0;\r
+ Row = OriginalRow;\r
+ }\r
+ //\r
+ // If this is a text op with secondary text information\r
+ //\r
+ if ((MenuOption->ThisTag->Operand == EFI_IFR_TEXT_OP) && (MenuOption->ThisTag->TextTwo != 0)) {\r
+ StringPtr = GetToken (MenuOption->ThisTag->TextTwo, MenuOption->Handle);\r
+\r
+ Width = (UINT16) gOptionBlockWidth;\r
+\r
+ OriginalRow = Row;\r
+\r
+ for (Index = 0; GetLineByWidth (StringPtr, Width, &Index, &OutputString) != 0x0000;) {\r
+ if ((Temp == 0) && (Row <= BottomRow)) {\r
+ PrintStringAt (MenuOption->OptCol, Row, OutputString);\r
+ }\r
+ //\r
+ // If there is more string to process print on the next row and increment the Skip value\r
+ //\r
+ if (StrLen (&StringPtr[Index])) {\r
+ if (Temp2 == 0) {\r
+ Row++;\r
+ //\r
+ // Since the Number of lines for this menu entry may or may not be reflected accurately\r
+ // since the prompt might be 1 lines and option might be many, and vice versa, we need to do\r
+ // some testing to ensure we are keeping this in-sync.\r
+ //\r
+ // If the difference in rows is greater than or equal to the skip value, increase the skip value\r
+ //\r
+ if ((Row - OriginalRow) >= MenuOption->Skip) {\r
+ MenuOption->Skip++;\r
+ }\r
+ }\r
+ }\r
+\r
+ FreePool (OutputString);\r
+ if (Temp2 != 0) {\r
+ Temp2--;\r
+ }\r
+ }\r
+\r
+ Row = OriginalRow;\r
+ FreePool (StringPtr);\r
+ }\r
+ } else {\r
+ //\r
+ // For now, assume left-justified 72 width max setup entries\r
+ //\r
+ PrintStringAt (Col, Row, MenuOption->Description);\r
+ }\r
+ //\r
+ // Tracker 6210 - need to handle the bottom of the display\r
+ //\r
+ if (MenuOption->Skip > 1) {\r
+ Row += MenuOption->Skip - SkipValue;\r
+ SkipValue = 0;\r
+ } else {\r
+ Row += MenuOption->Skip;\r
+ }\r
+\r
+ if (Row > BottomRow) {\r
+ if (!ValueIsScroll (FALSE, Link)) {\r
+ gDownArrow = TRUE;\r
+ }\r
+\r
+ Row = BottomRow + 1;\r
+ break;\r
+ }\r
+ }\r
+\r
+ if (!ValueIsScroll (TRUE, TopOfScreen)) {\r
+ gUpArrow = TRUE;\r
+ }\r
+\r
+ if (gUpArrow) {\r
+ gST->ConOut->SetAttribute (gST->ConOut, ARROW_TEXT | ARROW_BACKGROUND);\r
+ PrintAt (\r
+ LocalScreen.LeftColumn + gPromptBlockWidth + gOptionBlockWidth + 1,\r
+ TopRow - SCROLL_ARROW_HEIGHT,\r
+ (CHAR16 *) L"%c",\r
+ ARROW_UP\r
+ );\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
+ }\r
+\r
+ if (gDownArrow) {\r
+ gST->ConOut->SetAttribute (gST->ConOut, ARROW_TEXT | ARROW_BACKGROUND);\r
+ PrintAt (\r
+ LocalScreen.LeftColumn + gPromptBlockWidth + gOptionBlockWidth + 1,\r
+ BottomRow + SCROLL_ARROW_HEIGHT,\r
+ (CHAR16 *) L"%c",\r
+ ARROW_DOWN\r
+ );\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
+ }\r
+\r
+ if (SavedMenuOption != NULL) {\r
+ MenuOption = SavedMenuOption;\r
+ }\r
+ }\r
+ break;\r
+\r
+ case CfRefreshHighLight:\r
+ ControlFlag = CfUpdateHelpString;\r
+ //\r
+ // Repaint flag is normally reset when finish processing CfUpdateHelpString. Temporarily\r
+ // reset Repaint flag because we may break halfway and skip CfUpdateHelpString processing.\r
+ //\r
+ SavedValue = Repaint;\r
+ Repaint = FALSE;\r
+\r
+ if (NewPos != NULL) {\r
+ gST->ConOut->SetCursorPosition (gST->ConOut, MenuOption->Col, MenuOption->Row);\r
+ if (SubMenu) {\r
+ if (gLastOpr && (gEntryNumber != -1)) {\r
+ MenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ if (gEntryNumber != MenuOption->EntryNumber) {\r
+ ScreenOperation = UiDown;\r
+ ControlFlag = CfScreenOperation;\r
+ break;\r
+ } else {\r
+ gLastOpr = FALSE;\r
+ }\r
+ }\r
+\r
+ ProcessOptions (MenuOption, FALSE, FileFormTagsHead, PageData, &OptionString);\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
+ if (OptionString != NULL) {\r
+ if (MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP ||\r
+ MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP\r
+ ) {\r
+ //\r
+ // If leading spaces on OptionString - remove the spaces\r
+ //\r
+ for (Index = 0; OptionString[Index] == L' '; Index++)\r
+ ;\r
+\r
+ for (Count = 0; OptionString[Index] != CHAR_NULL; Index++) {\r
+ OptionString[Count] = OptionString[Index];\r
+ Count++;\r
+ }\r
+\r
+ OptionString[Count] = CHAR_NULL;\r
+ }\r
+\r
+ Width = (UINT16) gOptionBlockWidth;\r
+\r
+ OriginalRow = MenuOption->Row;\r
+\r
+ for (Index = 0; GetLineByWidth (OptionString, Width, &Index, &OutputString) != 0x0000;) {\r
+ if (MenuOption->Row >= TopRow && MenuOption->Row <= BottomRow) {\r
+ PrintStringAt (MenuOption->OptCol, MenuOption->Row, OutputString);\r
+ }\r
+ //\r
+ // If there is more string to process print on the next row and increment the Skip value\r
+ //\r
+ if (StrLen (&OptionString[Index])) {\r
+ MenuOption->Row++;\r
+ }\r
+\r
+ FreePool (OutputString);\r
+ }\r
+\r
+ MenuOption->Row = OriginalRow;\r
+ } else {\r
+ if (NewLine) {\r
+ if (MenuOption->ThisTag->GrayOut) {\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_GRAYED | FIELD_BACKGROUND);\r
+ } else {\r
+ if (MenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP) {\r
+ gST->ConOut->SetAttribute (gST->ConOut, SUBTITLE_TEXT | FIELD_BACKGROUND);\r
+ }\r
+ }\r
+\r
+ OriginalRow = MenuOption->Row;\r
+ Width = GetWidth (MenuOption->ThisTag, MenuOption->Handle);\r
+\r
+ for (Index = 0; GetLineByWidth (MenuOption->Description, Width, &Index, &OutputString) != 0x0000;) {\r
+ if (MenuOption->Row >= TopRow && MenuOption->Row <= BottomRow) {\r
+ PrintStringAt (Col, MenuOption->Row, OutputString);\r
+ }\r
+ //\r
+ // If there is more string to process print on the next row and increment the Skip value\r
+ //\r
+ if (StrLen (&MenuOption->Description[Index])) {\r
+ MenuOption->Row++;\r
+ }\r
+\r
+ FreePool (OutputString);\r
+ }\r
+\r
+ MenuOption->Row = OriginalRow;\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
+ }\r
+ }\r
+ } else {\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
+ gST->ConOut->OutputString (gST->ConOut, MenuOption->Description);\r
+ }\r
+\r
+ MenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+\r
+ if ((gPriorMenuEntry != 0) && (MenuOption->EntryNumber != gPriorMenuEntry) && (NewPos->ForwardLink != &Menu)) {\r
+ ScreenOperation = UiDown;\r
+ ControlFlag = CfScreenOperation;\r
+ break;\r
+ } else {\r
+ gPriorMenuEntry = 0;\r
+ }\r
+ //\r
+ // This is only possible if we entered this page and the first menu option is\r
+ // a "non-menu" item. In that case, force it UiDown\r
+ //\r
+ if (MenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP || MenuOption->ThisTag->GrayOut) {\r
+ //\r
+ // If we previously hit an UP command and we are still sitting on a text operation\r
+ // we must continue going up\r
+ //\r
+ if (ScreenOperation == UiUp) {\r
+ ControlFlag = CfScreenOperation;\r
+ break;\r
+ } else {\r
+ ScreenOperation = UiDown;\r
+ ControlFlag = CfScreenOperation;\r
+ break;\r
+ }\r
+ }\r
+ //\r
+ // Set reverse attribute\r
+ //\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT_HIGHLIGHT | FIELD_BACKGROUND_HIGHLIGHT);\r
+ gST->ConOut->SetCursorPosition (gST->ConOut, MenuOption->Col, MenuOption->Row);\r
+\r
+ //\r
+ // Assuming that we have a refresh linked-list created, lets annotate the\r
+ // appropriate entry that we are highlighting with its new attribute. Just prior to this\r
+ // lets reset all of the entries' attribute so we do not get multiple highlights in he refresh\r
+ //\r
+ if (gMenuRefreshHead != NULL) {\r
+ for (MenuRefreshEntry = gMenuRefreshHead; MenuRefreshEntry != NULL; MenuRefreshEntry = MenuRefreshEntry->Next) {\r
+ MenuRefreshEntry->CurrentAttribute = FIELD_TEXT | FIELD_BACKGROUND;\r
+ if (MenuRefreshEntry->MenuOption == MenuOption) {\r
+ MenuRefreshEntry->CurrentAttribute = FIELD_TEXT_HIGHLIGHT | FIELD_BACKGROUND_HIGHLIGHT;\r
+ }\r
+ }\r
+ }\r
+\r
+ if (SubMenu) {\r
+ ProcessOptions (MenuOption, FALSE, FileFormTagsHead, PageData, &OptionString);\r
+ if (OptionString != NULL) {\r
+ if (MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP ||\r
+ MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP\r
+ ) {\r
+ //\r
+ // If leading spaces on OptionString - remove the spaces\r
+ //\r
+ for (Index = 0; OptionString[Index] == L' '; Index++)\r
+ ;\r
+\r
+ for (Count = 0; OptionString[Index] != CHAR_NULL; Index++) {\r
+ OptionString[Count] = OptionString[Index];\r
+ Count++;\r
+ }\r
+\r
+ OptionString[Count] = CHAR_NULL;\r
+ }\r
+ Width = (UINT16) gOptionBlockWidth;\r
+\r
+ OriginalRow = MenuOption->Row;\r
+\r
+ for (Index = 0; GetLineByWidth (OptionString, Width, &Index, &OutputString) != 0x0000;) {\r
+ if (MenuOption->Row >= TopRow && MenuOption->Row <= BottomRow) {\r
+ PrintStringAt (MenuOption->OptCol, MenuOption->Row, OutputString);\r
+ }\r
+ //\r
+ // If there is more string to process print on the next row and increment the Skip value\r
+ //\r
+ if (StrLen (&OptionString[Index])) {\r
+ MenuOption->Row++;\r
+ }\r
+\r
+ FreePool (OutputString);\r
+ }\r
+\r
+ MenuOption->Row = OriginalRow;\r
+ } else {\r
+ if (NewLine) {\r
+ OriginalRow = MenuOption->Row;\r
+\r
+ Width = GetWidth (MenuOption->ThisTag, MenuOption->Handle);\r
+\r
+ for (Index = 0; GetLineByWidth (MenuOption->Description, Width, &Index, &OutputString) != 0x0000;) {\r
+ if (MenuOption->Row >= TopRow && MenuOption->Row <= BottomRow) {\r
+ PrintStringAt (Col, MenuOption->Row, OutputString);\r
+ }\r
+ //\r
+ // If there is more string to process print on the next row and increment the Skip value\r
+ //\r
+ if (StrLen (&MenuOption->Description[Index])) {\r
+ MenuOption->Row++;\r
+ }\r
+\r
+ FreePool (OutputString);\r
+ }\r
+\r
+ MenuOption->Row = OriginalRow;\r
+\r
+ }\r
+ }\r
+\r
+ if (((NewPos->ForwardLink != &Menu) && (ScreenOperation == UiDown)) ||\r
+ ((NewPos->BackLink != &Menu) && (ScreenOperation == UiUp)) ||\r
+ (ScreenOperation == UiNoOperation)\r
+ ) {\r
+ UpdateKeyHelp (MenuOption, FALSE);\r
+ }\r
+ } else {\r
+ gST->ConOut->OutputString (gST->ConOut, MenuOption->Description);\r
+ }\r
+ //\r
+ // Clear reverse attribute\r
+ //\r
+ gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);\r
+ }\r
+ //\r
+ // Repaint flag will be used when process CfUpdateHelpString, so restore its value\r
+ // if we didn't break halfway when process CfRefreshHighLight.\r
+ //\r
+ Repaint = SavedValue;\r
+ break;\r
+\r
+ case CfUpdateHelpString:\r
+ ControlFlag = CfPrepareToReadKey;\r
+\r
+ if (SubMenu &&\r
+ (Repaint || NewLine ||\r
+ (MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) ||\r
+ (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)) &&\r
+ !(gClassOfVfr == EFI_GENERAL_APPLICATION_SUBCLASS)) {\r
+ //\r
+ // Don't print anything if it is a NULL help token\r
+ //\r
+ if (MenuOption->ThisTag->Help == 0x00000000) {\r
+ StringPtr = (CHAR16 *) L"\0";\r
+ } else {\r
+ StringPtr = GetToken (MenuOption->ThisTag->Help, MenuOption->Handle);\r
+ }\r
+\r
+ ProcessHelpString (StringPtr, &FormattedString, BottomRow - TopRow);\r
+\r
+ gST->ConOut->SetAttribute (gST->ConOut, HELP_TEXT | FIELD_BACKGROUND);\r
+\r
+ for (Index = 0; Index < BottomRow - TopRow; Index++) {\r
+ //\r
+ // Pad String with spaces to simulate a clearing of the previous line\r
+ //\r
+ for (; GetStringWidth (&FormattedString[Index * gHelpBlockWidth * 2]) / 2 < gHelpBlockWidth;) {\r
+ StrCat (&FormattedString[Index * gHelpBlockWidth * 2], (CHAR16 *) L" ");\r
+ }\r
+\r
+ PrintStringAt (\r
+ LocalScreen.RightColumn - gHelpBlockWidth,\r
+ Index + TopRow,\r
+ &FormattedString[Index * gHelpBlockWidth * 2]\r
+ );\r
+ }\r
+ }\r
+ //\r
+ // Reset this flag every time we finish using it.\r
+ //\r
+ Repaint = FALSE;\r
+ NewLine = FALSE;\r
+ break;\r
+\r
+ case CfPrepareToReadKey:\r
+ ControlFlag = CfReadKey;\r
+\r
+ for (Index = 0; Index < MenuOption->IfrNumber; Index++) {\r
+ FileFormTags = FileFormTags->NextFile;\r
+ }\r
+\r
+ ScreenOperation = UiNoOperation;\r
+\r
+ Status = gBS->HandleProtocol (\r
+ (VOID *) (UINTN) FileFormTags->FormTags.Tags[0].CallbackHandle,\r
+ &gEfiFormCallbackProtocolGuid,\r
+ (VOID **) &FormCallback\r
+ );\r
+\r
+ break;\r
+\r
+ case CfReadKey:\r
+ ControlFlag = CfScreenOperation;\r
+\r
+ OriginalTimeOut = FrontPageTimeOutValue;\r
+ do {\r
+ if (FrontPageTimeOutValue >= 0 && (gClassOfVfr == EFI_FRONT_PAGE_SUBCLASS) && FrontPageTimeOutValue != (INT16) -1) {\r
+ //\r
+ // Remember that if set to 0, must immediately boot an option\r
+ //\r
+ if (FrontPageTimeOutValue == 0) {\r
+ FrontPageTimeOutValue = 0xFFFF;\r
+ Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r
+ if (EFI_ERROR (Status)) {\r
+ Status = EFI_TIMEOUT;\r
+ }\r
+ break;\r
+ }\r
+\r
+ Status = UiWaitForSingleEvent (gST->ConIn->WaitForKey, ONE_SECOND);\r
+ if (Status == EFI_TIMEOUT) {\r
+ EFI_IFR_DATA_ENTRY *DataEntry;\r
+\r
+ DataEntry = (EFI_IFR_DATA_ENTRY *) (PageData + 1);\r
+\r
+ PageData->EntryCount = 1;\r
+ Count = (UINT32) ((OriginalTimeOut - FrontPageTimeOutValue) * 100 / OriginalTimeOut);\r
+ CopyMem (&DataEntry->Data, &Count, sizeof (UINT32));\r
+\r
+ if ((FormCallback != NULL) && (FormCallback->Callback != NULL)) {\r
+ FormCallback->Callback (\r
+ FormCallback,\r
+ 0xFFFF,\r
+ (EFI_IFR_DATA_ARRAY *) PageData,\r
+ NULL\r
+ );\r
+ }\r
+ //\r
+ // Count down 1 second\r
+ //\r
+ FrontPageTimeOutValue--;\r
+\r
+ } else {\r
+ ASSERT (!EFI_ERROR (Status));\r
+ PageData->EntryCount = 0;\r
+ if ((FormCallback != NULL) && (FormCallback->Callback != NULL)) {\r
+ FormCallback->Callback (\r
+ FormCallback,\r
+ 0xFFFE,\r
+ (EFI_IFR_DATA_ARRAY *) PageData,\r
+ NULL\r
+ );\r
+ }\r
+\r
+ FrontPageTimeOutValue = 0xFFFF;\r
+ }\r
+ } else {\r
+ //\r
+ // Wait for user's selection, no auto boot\r
+ //\r
+ Status = UiWaitForSingleEvent (gST->ConIn->WaitForKey, 0);\r
+ }\r
+ } while (Status == EFI_TIMEOUT);\r
+\r
+ if (gFirstIn) {\r
+ gFirstIn = FALSE;\r
+ gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));\r
+ DisableQuietBoot ();\r
+ }\r
+\r
+ if (Status == EFI_TIMEOUT) {\r
+ Key.UnicodeChar = CHAR_CARRIAGE_RETURN;\r
+ } else {\r
+ Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r
+ //\r
+ // if we encounter error, continue to read another key in.\r
+ //\r
+ if (EFI_ERROR (Status)) {\r
+ ControlFlag = CfReadKey;\r
+ continue;\r
+ }\r
+ }\r
+\r
+ switch (Key.UnicodeChar) {\r
+ case CHAR_CARRIAGE_RETURN:\r
+ Selection = MenuOption;\r
+ ScreenOperation = UiSelect;\r
+ gDirection = 0;\r
+ break;\r
+\r
+ //\r
+ // We will push the adjustment of these numeric values directly to the input handler\r
+ //\r
+ case '+':\r
+ case '-':\r
+ if ((MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) || (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)) {\r
+\r
+ if (Key.UnicodeChar == '+') {\r
+ gDirection = SCAN_RIGHT;\r
+ } else {\r
+ gDirection = SCAN_LEFT;\r
+ }\r
+\r
+ Status = ProcessOptions (MenuOption, TRUE, FileFormTagsHead, NULL, &OptionString);\r
+ }\r
+ break;\r
+\r
+ case '^':\r
+ ScreenOperation = UiUp;\r
+ break;\r
+\r
+ case 'V':\r
+ case 'v':\r
+ ScreenOperation = UiDown;\r
+ break;\r
+\r
+ case ' ':\r
+ if (gClassOfVfr != EFI_FRONT_PAGE_SUBCLASS) {\r
+ if (SubMenu) {\r
+ if (MenuOption->ThisTag->Operand == EFI_IFR_CHECKBOX_OP && !(MenuOption->ThisTag->GrayOut)) {\r
+ gST->ConOut->SetCursorPosition (gST->ConOut, MenuOption->Col, MenuOption->Row);\r
+ gST->ConOut->OutputString (gST->ConOut, MenuOption->Description);\r
+ Selection = MenuOption;\r
+ ScreenOperation = UiSelect;\r
+ }\r
+ }\r
+ }\r
+ break;\r
+\r
+ case CHAR_NULL:\r
+ if (((Key.ScanCode == SCAN_F1) && ((gFunctionKeySetting & FUNCTION_ONE) != FUNCTION_ONE)) ||\r
+ ((Key.ScanCode == SCAN_F2) && ((gFunctionKeySetting & FUNCTION_TWO) != FUNCTION_TWO)) ||\r
+ ((Key.ScanCode == SCAN_F9) && ((gFunctionKeySetting & FUNCTION_NINE) != FUNCTION_NINE)) ||\r
+ ((Key.ScanCode == SCAN_F10) && ((gFunctionKeySetting & FUNCTION_TEN) != FUNCTION_TEN))\r
+ ) {\r
+ //\r
+ // If the function key has been disabled, just ignore the key.\r
+ //\r
+ } else {\r
+ for (Index = 0; Index < sizeof (gScanCodeToOperation) / sizeof (gScanCodeToOperation[0]); Index++) {\r
+ if (Key.ScanCode == gScanCodeToOperation[Index].ScanCode) {\r
+ if ((Key.ScanCode == SCAN_F9) || (Key.ScanCode == SCAN_F10)) {\r
+ if (SubMenu) {\r
+ ScreenOperation = gScanCodeToOperation[Index].ScreenOperation;\r
+ }\r
+ } else {\r
+ ScreenOperation = gScanCodeToOperation[Index].ScreenOperation;\r
+ }\r
+ }\r
+ }\r
+ }\r
+ break;\r
+ }\r
+ break;\r
+\r
+ case CfScreenOperation:\r
+ IfrBinary = gBinaryDataHead;\r
+\r
+ //\r
+ // Advance to the Ifr we are using\r
+ //\r
+ for (Index = 0; Index < gActiveIfr; Index++) {\r
+ IfrBinary = IfrBinary->Next;\r
+ }\r
+\r
+ if (ScreenOperation != UiPrevious && ScreenOperation != UiReset) {\r
+ //\r
+ // If the screen has no menu items, and the user didn't select UiPrevious, or UiReset\r
+ // ignore the selection and go back to reading keys.\r
+ //\r
+ if (IsListEmpty (&Menu)) {\r
+ ControlFlag = CfReadKey;\r
+ break;\r
+ }\r
+ //\r
+ // if there is nothing logical to place a cursor on, just move on to wait for a key.\r
+ //\r
+ for (Link = Menu.ForwardLink; Link != &Menu; Link = Link->ForwardLink) {\r
+ NextMenuOption = CR (Link, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ if (!(NextMenuOption->ThisTag->GrayOut) && (NextMenuOption->ThisTag->Operand != EFI_IFR_SUBTITLE_OP)) {\r
+ break;\r
+ }\r
+ }\r
+\r
+ if (Link == &Menu) {\r
+ ControlFlag = CfPrepareToReadKey;\r
+ break;\r
+ }\r
+ }\r
+\r
+ for (Index = 0;\r
+ Index < sizeof (gScreenOperationToControlFlag) / sizeof (gScreenOperationToControlFlag[0]);\r
+ Index++\r
+ ) {\r
+ if (ScreenOperation == gScreenOperationToControlFlag[Index].ScreenOperation) {\r
+ ControlFlag = gScreenOperationToControlFlag[Index].ControlFlag;\r
+ }\r
+ }\r
+\r
+ break;\r
+\r
+ case CfUiPrevious:\r
+ ControlFlag = CfCheckSelection;\r
+ //\r
+ // Check for tags that might have LATE_CHECK enabled. If they do, we can't switch pages or save NV data.\r
+ //\r
+ if (MenuOption != NULL) {\r
+ if (!SelectionsAreValid (MenuOption, FileFormTagsHead)) {\r
+ Selection = NULL;\r
+ Repaint = TRUE;\r
+ break;\r
+ }\r
+ }\r
+\r
+ if (IsListEmpty (&gMenuList)) {\r
+ Selection = NULL;\r
+ if (IsListEmpty (&Menu)) {\r
+ ControlFlag = CfReadKey;\r
+ }\r
+ break;\r
+ }\r
+\r
+ gLastOpr = TRUE;\r
+\r
+ while (gMenuRefreshHead != NULL) {\r
+ OldMenuRefreshEntry = gMenuRefreshHead->Next;\r
+\r
+ FreePool (gMenuRefreshHead);\r
+\r
+ gMenuRefreshHead = OldMenuRefreshEntry;\r
+ }\r
+ //\r
+ // Remove the Cached page entry, free and init the menus, flag Selection as jumping to previous page and a valid Tag\r
+ //\r
+ if (SubMenu) {\r
+ UiRemoveMenuListEntry (MenuOption, &Selection);\r
+ Selection->Previous = TRUE;\r
+ UiFreeMenu ();\r
+ UiInitMenu ();\r
+ }\r
+\r
+ gActiveIfr = Selection->IfrNumber;\r
+ return Selection;\r
+\r
+ case CfUiSelect:\r
+ ControlFlag = CfCheckSelection;\r
+\r
+ ExtractRequestedNvMap (FileFormTags, MenuOption->ThisTag->VariableNumber, &VariableDefinition);\r
+\r
+ if (SubMenu) {\r
+ if ((MenuOption->ThisTag->Operand == EFI_IFR_TEXT_OP &&\r
+ !(MenuOption->ThisTag->Flags & EFI_IFR_FLAG_INTERACTIVE)) ||\r
+ (MenuOption->ThisTag->GrayOut) ||\r
+ (MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) ||\r
+ (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)) {\r
+ Selection = NULL;\r
+ break;\r
+ }\r
+\r
+ NewLine = TRUE;\r
+ UpdateKeyHelp (MenuOption, TRUE);\r
+ Status = ProcessOptions (MenuOption, TRUE, FileFormTagsHead, PageData, &OptionString);\r
+\r
+ if (EFI_ERROR (Status)) {\r
+ Selection = NULL;\r
+ Repaint = TRUE;\r
+ break;\r
+ }\r
+\r
+ if (OptionString != NULL) {\r
+ PrintStringAt (LocalScreen.LeftColumn + gPromptBlockWidth + 1, MenuOption->Row, OptionString);\r
+ }\r
+\r
+ if (MenuOption->ThisTag->Flags & EFI_IFR_FLAG_INTERACTIVE) {\r
+ Selection = MenuOption;\r
+ }\r
+\r
+ if (Selection == NULL) {\r
+ break;\r
+ }\r
+\r
+ Location = (UINT8 *) &PageData->EntryCount;\r
+\r
+ //\r
+ // If not a goto, dump single piece of data, otherwise dump everything\r
+ //\r
+ if (Selection->ThisTag->Operand == EFI_IFR_REF_OP) {\r
+ //\r
+ // Check for tags that might have LATE_CHECK enabled. If they do, we can't switch pages or save NV data.\r
+ //\r
+ if (!SelectionsAreValid (MenuOption, FileFormTagsHead)) {\r
+ Selection = NULL;\r
+ Repaint = TRUE;\r
+ break;\r
+ }\r
+\r
+ UiAddMenuListEntry (Selection);\r
+ gPriorMenuEntry = 0;\r
+\r
+ //\r
+ // Now that we added a menu entry specific to a goto, we can always go back when someone hits the UiPrevious\r
+ //\r
+ UiMenuList = CR (gMenuList.ForwardLink, UI_MENU_LIST, MenuLink, UI_MENU_LIST_SIGNATURE);\r
+ UiMenuList->FormerEntryNumber = MenuOption->EntryNumber;\r
+\r
+ gLastOpr = FALSE;\r
+\r
+ //\r
+ // Rewind to the beginning of the menu\r
+ //\r
+ for (; NewPos->BackLink != &Menu; NewPos = NewPos->BackLink)\r
+ ;\r
+\r
+ //\r
+ // Get Total Count of Menu entries\r
+ //\r
+ for (Count = 1; NewPos->ForwardLink != &Menu; NewPos = NewPos->ForwardLink) {\r
+ Count++;\r
+ }\r
+ //\r
+ // Rewind to the beginning of the menu\r
+ //\r
+ for (; NewPos->BackLink != &Menu; NewPos = NewPos->BackLink)\r
+ ;\r
+\r
+ //\r
+ // Copy the number of entries being described to the PageData location\r
+ //\r
+ CopyMem (&Location[0], &Count, sizeof (UINT32));\r
+\r
+ for (Index = 4; NewPos->ForwardLink != &Menu; Index = Index + MenuOption->ThisTag->StorageWidth + 2) {\r
+\r
+ MenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ Location[Index] = MenuOption->ThisTag->Operand;\r
+ Location[Index + 1] = (UINT8) (MenuOption->ThisTag->StorageWidth + 4);\r
+ CopyMem (\r
+ &Location[Index + 4],\r
+ &VariableDefinition->NvRamMap[MenuOption->ThisTag->StorageStart],\r
+ MenuOption->ThisTag->StorageWidth\r
+ );\r
+ NewPos = NewPos->ForwardLink;\r
+ }\r
+ } else {\r
+\r
+ gPriorMenuEntry = MenuOption->EntryNumber;\r
+\r
+ Count = 1;\r
+\r
+ //\r
+ // Copy the number of entries being described to the PageData location\r
+ //\r
+ CopyMem (&Location[0], &Count, sizeof (UINT32));\r
+\r
+ //\r
+ // Start at PageData[4] since the EntryCount is a UINT32\r
+ //\r
+ Index = 4;\r
+\r
+ //\r
+ // Copy data to destination\r
+ //\r
+ Location[Index] = MenuOption->ThisTag->Operand;\r
+ Location[Index + 1] = (UINT8) (MenuOption->ThisTag->StorageWidth + 4);\r
+ CopyMem (\r
+ &Location[Index + 4],\r
+ &VariableDefinition->NvRamMap[MenuOption->ThisTag->StorageStart],\r
+ MenuOption->ThisTag->StorageWidth\r
+ );\r
+ }\r
+ }\r
+ break;\r
+\r
+ case CfUiReset:\r
+ ControlFlag = CfCheckSelection;\r
+ gLastOpr = FALSE;\r
+ if (gClassOfVfr == EFI_FRONT_PAGE_SUBCLASS) {\r
+ break;\r
+ }\r
+ //\r
+ // If NV flag is up, prompt user\r
+ //\r
+ if (gNvUpdateRequired) {\r
+ Status = gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);\r
+\r
+ YesResponse = gYesResponse[0];\r
+ NoResponse = gNoResponse[0];\r
+\r
+ do {\r
+ CreateDialog (3, TRUE, 0, NULL, &Key, gEmptyString, gAreYouSure, gEmptyString);\r
+ } while\r
+ (\r
+ (Key.ScanCode != SCAN_ESC) &&\r
+ ((Key.UnicodeChar | UPPER_LOWER_CASE_OFFSET) != (NoResponse | UPPER_LOWER_CASE_OFFSET)) &&\r
+ ((Key.UnicodeChar | UPPER_LOWER_CASE_OFFSET) != (YesResponse | UPPER_LOWER_CASE_OFFSET))\r
+ );\r
+\r
+ //\r
+ // If the user hits the YesResponse key\r
+ //\r
+ if ((Key.UnicodeChar | UPPER_LOWER_CASE_OFFSET) == (YesResponse | UPPER_LOWER_CASE_OFFSET)) {\r
+ } else {\r
+ Repaint = TRUE;\r
+ NewLine = TRUE;\r
+ break;\r
+ }\r
+ }\r
+ //\r
+ // Check for tags that might have LATE_CHECK enabled. If they do, we can't switch pages or save NV data.\r
+ //\r
+ if (MenuOption != NULL) {\r
+ if (!SelectionsAreValid (MenuOption, FileFormTagsHead)) {\r
+ Selection = NULL;\r
+ Repaint = TRUE;\r
+ NewLine = TRUE;\r
+ break;\r
+ }\r
+ }\r
+\r
+ gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));\r
+ gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
+\r
+ if (SubMenu) {\r
+ UiFreeMenuList ();\r
+ gST->ConOut->ClearScreen (gST->ConOut);\r
+ return NULL;\r
+ }\r
+\r
+ UpdateStatusBar (INPUT_ERROR, MenuOption->ThisTag->Flags, FALSE);\r
+ UpdateStatusBar (NV_UPDATE_REQUIRED, MenuOption->ThisTag->Flags, FALSE);\r
+\r
+ if (IfrBinary->UnRegisterOnExit) {\r
+ Hii->RemovePack (Hii, MenuOption->Handle);\r
+ }\r
+\r
+ UiFreeMenu ();\r
+\r
+ //\r
+ // Clean up the allocated data buffers\r
+ //\r
+ FreeData (FileFormTagsHead, FormattedString, OptionString);\r
+\r
+ gST->ConOut->ClearScreen (gST->ConOut);\r
+ return NULL;\r
+\r
+ case CfUiLeft:\r
+ ControlFlag = CfCheckSelection;\r
+ if ((MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) || (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)) {\r
+ if (MenuOption->Skip == 1) {\r
+ //\r
+ // In the tail of the Date/Time op-code set, go left.\r
+ //\r
+ NewPos = NewPos->BackLink;\r
+ } else {\r
+ //\r
+ // In the middle of the Data/Time op-code set, go left.\r
+ //\r
+ NextMenuOption = CR (NewPos->ForwardLink, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ if (NextMenuOption->Skip == 1) {\r
+ NewPos = NewPos->BackLink;\r
+ }\r
+ }\r
+ }\r
+ break;\r
+\r
+ case CfUiRight:\r
+ ControlFlag = CfCheckSelection;\r
+ if ((MenuOption->Skip == 0) &&\r
+ ((MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) || (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP))\r
+ ) {\r
+ //\r
+ // We are in the head or middle of the Date/Time op-code set, advance right.\r
+ //\r
+ NewPos = NewPos->ForwardLink;\r
+ }\r
+ break;\r
+\r
+ case CfUiUp:\r
+ ControlFlag = CfCheckSelection;\r
+\r
+ if (NewPos->BackLink != &Menu) {\r
+ NewLine = TRUE;\r
+ //\r
+ // Adjust Date/Time position before we advance forward.\r
+ //\r
+ AdjustDateAndTimePosition (TRUE, &NewPos);\r
+\r
+ //\r
+ // Caution that we have already rewind to the top, don't go backward in this situation.\r
+ //\r
+ if (NewPos->BackLink != &Menu) {\r
+ NewPos = NewPos->BackLink;\r
+ }\r
+\r
+ PreviousMenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+\r
+ //\r
+ // Since the behavior of hitting the up arrow on a Date/Time op-code is intended\r
+ // to be one that back to the previous set of op-codes, we need to advance to the sencond\r
+ // Date/Time op-code and leave the remaining logic in UiDown intact so the appropriate\r
+ // checking can be done.\r
+ //\r
+ DataAndTimeLineNumberPad = AdjustDateAndTimePosition (TRUE, &NewPos);\r
+\r
+ if (SubMenu) {\r
+ //\r
+ // If the previous MenuOption contains a display-only op-code, skip to the next one\r
+ //\r
+ if (PreviousMenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP || PreviousMenuOption->ThisTag->GrayOut) {\r
+ //\r
+ // This is ok as long as not at the end of the list\r
+ //\r
+ if (NewPos->BackLink == &Menu) {\r
+ //\r
+ // If we are at the start of the list, then this list must start with a display only\r
+ // piece of data, so do not allow the backward motion\r
+ //\r
+ ScreenOperation = UiDown;\r
+\r
+ if (PreviousMenuOption->Row <= TopRow) {\r
+ if (TopOfScreen->BackLink != &Menu) {\r
+ TopOfScreen = TopOfScreen->BackLink;\r
+ Repaint = TRUE;\r
+ }\r
+ }\r
+\r
+ UpdateStatusBar (INPUT_ERROR, PreviousMenuOption->ThisTag->Flags, FALSE);\r
+ break;\r
+ }\r
+ }\r
+ }\r
+ //\r
+ // Check the previous menu entry to see if it was a zero-length advance. If it was,\r
+ // don't worry about a redraw.\r
+ //\r
+ if ((MenuOption->Row - PreviousMenuOption->Skip - DataAndTimeLineNumberPad < TopRow) ||\r
+ (PreviousMenuOption->Skip > MenuOption->Row)\r
+ ) {\r
+ do {\r
+ if (TopOfScreen->BackLink == &Menu) {\r
+ break;\r
+ }\r
+\r
+ Repaint = TRUE;\r
+\r
+ //\r
+ // Is the current top of screen a zero-advance op-code?\r
+ // If so, keep moving forward till we hit a >0 advance op-code\r
+ //\r
+ SavedMenuOption = CR (TopOfScreen->BackLink, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ TopOfScreen = TopOfScreen->BackLink;\r
+ } while (SavedMenuOption->Skip == 0);\r
+ //\r
+ // If we encounter a Date/Time op-code set, rewind to the first op-code of the set.\r
+ //\r
+ AdjustDateAndTimePosition (TRUE, &TopOfScreen);\r
+ }\r
+\r
+ UpdateStatusBar (INPUT_ERROR, MenuOption->ThisTag->Flags, FALSE);\r
+ } else {\r
+ if (SubMenu) {\r
+ SavedMenuOption = MenuOption;\r
+ MenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ if (MenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP || MenuOption->ThisTag->GrayOut) {\r
+ //\r
+ // If we are at the end of the list and sitting on a text op, we need to more forward\r
+ //\r
+ ScreenOperation = UiDown;\r
+ ControlFlag = CfScreenOperation;\r
+ break;\r
+ }\r
+\r
+ MenuOption = SavedMenuOption;\r
+ }\r
+ }\r
+ break;\r
+\r
+ case CfUiPageUp:\r
+ ControlFlag = CfCheckSelection;\r
+\r
+ SavedListEntry = NewPos;\r
+ Link = TopOfScreen;\r
+ for (Index = BottomRow; Index >= TopRow + 1; Index -= MenuOption->Skip) {\r
+ if (Link->BackLink == &Menu) {\r
+ TopOfScreen = Link;\r
+ Link = SavedListEntry;\r
+ MenuOption = CR (Link, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ break;\r
+ }\r
+\r
+ NewLine = TRUE;\r
+ Repaint = TRUE;\r
+ Link = Link->BackLink;\r
+ MenuOption = CR (Link, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ TopOfScreen = Link;\r
+ SavedListEntry = Link;\r
+ }\r
+\r
+ NewPos = Link;\r
+\r
+ //\r
+ // If we encounter a Date/Time op-code set, rewind to the first op-code of the set.\r
+ // Don't do this when we are already in the first page.\r
+ //\r
+ if (Repaint) {\r
+ AdjustDateAndTimePosition (TRUE, &TopOfScreen);\r
+ AdjustDateAndTimePosition (TRUE, &NewPos);\r
+ MenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ }\r
+ break;\r
+\r
+ case CfUiPageDown:\r
+ ControlFlag = CfCheckSelection;\r
+\r
+ SavedListEntry = NewPos;\r
+ Link = TopOfScreen;\r
+ NewPos = TopOfScreen;\r
+ for (Index = TopRow; Index <= BottomRow - 1; Index += MenuOption->Skip) {\r
+ if (NewPos->ForwardLink == &Menu) {\r
+ NewPos = SavedListEntry;\r
+ MenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ Link = TopOfScreen;\r
+ NewLine = FALSE;\r
+ Repaint = FALSE;\r
+ break;\r
+ }\r
+\r
+ NewLine = TRUE;\r
+ Repaint = TRUE;\r
+ MenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ NewPos = NewPos->ForwardLink;\r
+ Link = NewPos;\r
+ }\r
+\r
+ TopOfScreen = Link;\r
+\r
+ //\r
+ // If we encounter a Date/Time op-code set, rewind to the first op-code of the set.\r
+ // Don't do this when we are already in the last page.\r
+ //\r
+ if (Repaint) {\r
+ AdjustDateAndTimePosition (TRUE, &TopOfScreen);\r
+ AdjustDateAndTimePosition (TRUE, &NewPos);\r
+ MenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ }\r
+ break;\r
+\r
+ case CfUiDown:\r
+ ControlFlag = CfCheckSelection;\r
+ //\r
+ // Since the behavior of hitting the down arrow on a Date/Time op-code is intended\r
+ // to be one that progresses to the next set of op-codes, we need to advance to the last\r
+ // Date/Time op-code and leave the remaining logic in UiDown intact so the appropriate\r
+ // checking can be done. The only other logic we need to introduce is that if a Date/Time\r
+ // op-code is the last entry in the menu, we need to rewind back to the first op-code of\r
+ // the Date/Time op-code.\r
+ //\r
+ DataAndTimeLineNumberPad = AdjustDateAndTimePosition (FALSE, &NewPos);\r
+\r
+ if (NewPos->ForwardLink != &Menu) {\r
+ NewLine = TRUE;\r
+ NewPos = NewPos->ForwardLink;\r
+ NextMenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+\r
+ if (SubMenu) {\r
+ //\r
+ // If the next MenuOption contains a display-only op-code, skip to the next one\r
+ // Also if the next MenuOption is date or time,\r
+ //\r
+ if (NextMenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP || NextMenuOption->ThisTag->GrayOut) {\r
+ //\r
+ // This is ok as long as not at the end of the list\r
+ //\r
+ if (NewPos == &Menu) {\r
+ //\r
+ // If we are at the end of the list, then this list must end with a display only\r
+ // piece of data, so do not allow the forward motion\r
+ //\r
+ UpdateStatusBar (INPUT_ERROR, NextMenuOption->ThisTag->Flags, FALSE);\r
+ NewPos = NewPos->BackLink;\r
+ ScreenOperation = UiUp;\r
+ break;\r
+ }\r
+ }\r
+ }\r
+ //\r
+ // An option might be multi-line, so we need to reflect that data in the overall skip value\r
+ //\r
+ UpdateOptionSkipLines (PageData, NextMenuOption, FileFormTagsHead, &OptionString, SkipValue);\r
+\r
+ if (NextMenuOption->Skip > 1) {\r
+ Temp = MenuOption->Row + MenuOption->Skip + NextMenuOption->Skip - 1;\r
+ } else {\r
+ Temp = MenuOption->Row + MenuOption->Skip + DataAndTimeLineNumberPad;\r
+ }\r
+ //\r
+ // If we are going to scroll\r
+ //\r
+ if (Temp > BottomRow) {\r
+ do {\r
+ //\r
+ // Is the current top of screen a zero-advance op-code?\r
+ // If so, keep moving forward till we hit a >0 advance op-code\r
+ //\r
+ SavedMenuOption = CR (TopOfScreen, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+\r
+ //\r
+ // If bottom op-code is more than one line or top op-code is more than one line\r
+ //\r
+ if ((NextMenuOption->Skip > 1) || (MenuOption->Skip > 1)) {\r
+ //\r
+ // Is the bottom op-code greater than or equal in size to the top op-code?\r
+ //\r
+ if ((Temp - BottomRow) >= (SavedMenuOption->Skip - OldSkipValue)) {\r
+ //\r
+ // Skip the top op-code\r
+ //\r
+ TopOfScreen = TopOfScreen->ForwardLink;\r
+ Difference = (Temp - BottomRow) - (SavedMenuOption->Skip - OldSkipValue);\r
+\r
+ OldSkipValue = Difference;\r
+\r
+ SavedMenuOption = CR (TopOfScreen, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+\r
+ //\r
+ // If we have a remainder, skip that many more op-codes until we drain the remainder\r
+ //\r
+ for (;\r
+ Difference >= (INTN) SavedMenuOption->Skip;\r
+ Difference = Difference - (INTN) SavedMenuOption->Skip\r
+ ) {\r
+ //\r
+ // Since the Difference is greater than or equal to this op-code's skip value, skip it\r
+ //\r
+ TopOfScreen = TopOfScreen->ForwardLink;\r
+ SavedMenuOption = CR (TopOfScreen, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ if (Difference < (INTN) SavedMenuOption->Skip) {\r
+ Difference = SavedMenuOption->Skip - Difference - 1;\r
+ break;\r
+ } else {\r
+ if (Difference == (INTN) SavedMenuOption->Skip) {\r
+ TopOfScreen = TopOfScreen->ForwardLink;\r
+ SavedMenuOption = CR (TopOfScreen, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ Difference = SavedMenuOption->Skip - Difference;\r
+ break;\r
+ }\r
+ }\r
+ }\r
+ //\r
+ // Since we will act on this op-code in the next routine, and increment the\r
+ // SkipValue, set the skips to one less than what is required.\r
+ //\r
+ SkipValue = Difference - 1;\r
+\r
+ } else {\r
+ //\r
+ // Since we will act on this op-code in the next routine, and increment the\r
+ // SkipValue, set the skips to one less than what is required.\r
+ //\r
+ SkipValue = OldSkipValue + (Temp - BottomRow) - 1;\r
+ }\r
+ } else {\r
+ if ((OldSkipValue + 1) == (INTN) SavedMenuOption->Skip) {\r
+ TopOfScreen = TopOfScreen->ForwardLink;\r
+ break;\r
+ } else {\r
+ SkipValue = OldSkipValue;\r
+ }\r
+ }\r
+ //\r
+ // If the op-code at the top of the screen is more than one line, let's not skip it yet\r
+ // Let's set a skip flag to smoothly scroll the top of the screen.\r
+ //\r
+ if (SavedMenuOption->Skip > 1) {\r
+ if (SavedMenuOption == NextMenuOption) {\r
+ SkipValue = 0;\r
+ } else {\r
+ SkipValue++;\r
+ }\r
+ } else {\r
+ SkipValue = 0;\r
+ TopOfScreen = TopOfScreen->ForwardLink;\r
+ }\r
+ } while (SavedMenuOption->Skip == 0);\r
+\r
+ Repaint = TRUE;\r
+ OldSkipValue = SkipValue;\r
+ }\r
+\r
+ UpdateStatusBar (INPUT_ERROR, MenuOption->ThisTag->Flags, FALSE);\r
+\r
+ } else {\r
+ if (SubMenu) {\r
+ SavedMenuOption = MenuOption;\r
+ MenuOption = CR (NewPos, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ if (MenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP || MenuOption->ThisTag->GrayOut) {\r
+ //\r
+ // If we are at the end of the list and sitting on a text op, we need to more forward\r
+ //\r
+ ScreenOperation = UiUp;\r
+ ControlFlag = CfScreenOperation;\r
+ break;\r
+ }\r
+\r
+ MenuOption = SavedMenuOption;\r
+ //\r
+ // If we are at the end of the list and sitting on a Date/Time op, rewind to the head.\r
+ //\r
+ AdjustDateAndTimePosition (TRUE, &NewPos);\r
+ }\r
+ }\r
+ break;\r
+\r
+ case CfUiSave:\r
+ ControlFlag = CfCheckSelection;\r
+ //\r
+ // Check for tags that might have LATE_CHECK enabled. If they do, we can't switch pages or save NV data.\r
+ //\r
+ if (MenuOption != NULL) {\r
+ if (!SelectionsAreValid (MenuOption, FileFormTagsHead)) {\r
+ Selection = NULL;\r
+ Repaint = TRUE;\r
+ break;\r
+ }\r
+ }\r
+ //\r
+ // If callbacks are active, and the callback has a Write method, try to use it\r
+ //\r
+ if (FileFormTags->VariableDefinitions->VariableName == NULL) {\r
+ if ((FormCallback != NULL) && (FormCallback->NvWrite != NULL)) {\r
+ Status = FormCallback->NvWrite (\r
+ FormCallback,\r
+ (CHAR16 *) L"Setup",\r
+ &FileFormTags->FormTags.Tags[0].GuidValue,\r
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,\r
+ VariableDefinition->VariableSize,\r
+ (VOID *) VariableDefinition->NvRamMap,\r
+ &gResetRequired\r
+ );\r
+\r
+ } else {\r
+ Status = gRT->SetVariable (\r
+ (CHAR16 *) L"Setup",\r
+ &FileFormTags->FormTags.Tags[0].GuidValue,\r
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,\r
+ VariableDefinition->VariableSize,\r
+ (VOID *) VariableDefinition->NvRamMap\r
+ );\r
+ }\r
+ } else {\r
+ VariableDefinition = FileFormTags->VariableDefinitions;\r
+\r
+ for (; VariableDefinition != NULL; VariableDefinition = VariableDefinition->Next) {\r
+ if ((FormCallback != NULL) && (FormCallback->NvWrite != NULL)) {\r
+ Status = FormCallback->NvWrite (\r
+ FormCallback,\r
+ VariableDefinition->VariableName,\r
+ &VariableDefinition->Guid,\r
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,\r
+ VariableDefinition->VariableSize,\r
+ (VOID *) VariableDefinition->NvRamMap,\r
+ &gResetRequired\r
+ );\r
+\r
+ } else {\r
+ Status = gRT->SetVariable (\r
+ VariableDefinition->VariableName,\r
+ &VariableDefinition->Guid,\r
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,\r
+ VariableDefinition->VariableSize,\r
+ (VOID *) VariableDefinition->NvRamMap\r
+ );\r
+ }\r
+ }\r
+ }\r
+\r
+ UpdateStatusBar (INPUT_ERROR, MenuOption->ThisTag->Flags, FALSE);\r
+ UpdateStatusBar (NV_UPDATE_REQUIRED, MenuOption->ThisTag->Flags, FALSE);\r
+ break;\r
+\r
+ case CfUiDefault:\r
+ ControlFlag = CfCheckSelection;\r
+\r
+ NvMapListHead = NULL;\r
+\r
+ Status = Hii->GetDefaultImage (Hii, MenuOption->Handle, EFI_IFR_FLAG_DEFAULT, &NvMapListHead);\r
+\r
+ if (!EFI_ERROR (Status)) {\r
+ ASSERT_EFI_ERROR (NULL != NvMapListHead);\r
+\r
+ NvMapListNode = NvMapListHead;\r
+\r
+ while (NULL != NvMapListNode) {\r
+ if (FileFormTags->VariableDefinitions->VariableId == NvMapListNode->VariablePack->VariableId) {\r
+ NvMap = (VOID *) ((CHAR8 *) NvMapListNode->VariablePack + sizeof (EFI_HII_VARIABLE_PACK) + NvMapListNode->VariablePack->VariableNameLength);\r
+ NvMapSize = NvMapListNode->VariablePack->Header.Length - sizeof (EFI_HII_VARIABLE_PACK) - NvMapListNode->VariablePack->VariableNameLength;\r
+ break;\r
+ }\r
+ NvMapListNode = NvMapListNode->NextVariablePack;\r
+ }\r
+\r
+ //\r
+ // Free the buffer that was allocated.\r
+ //\r
+ FreePool (FileFormTags->VariableDefinitions->NvRamMap);\r
+ FreePool (FileFormTags->VariableDefinitions->FakeNvRamMap);\r
+\r
+ //\r
+ // Allocate, copy the NvRamMap.\r
+ //\r
+ FileFormTags->VariableDefinitions->VariableFakeSize = (UINT16) (FileFormTags->VariableDefinitions->VariableFakeSize - FileFormTags->VariableDefinitions->VariableSize);\r
+ FileFormTags->VariableDefinitions->VariableSize = (UINT16) NvMapSize;\r
+ FileFormTags->VariableDefinitions->VariableFakeSize = (UINT16) (FileFormTags->VariableDefinitions->VariableFakeSize + FileFormTags->VariableDefinitions->VariableSize);\r
+\r
+ FileFormTags->VariableDefinitions->NvRamMap = AllocateZeroPool (FileFormTags->VariableDefinitions->VariableSize);\r
+ ASSERT (FileFormTags->VariableDefinitions->NvRamMap != NULL);\r
+\r
+ FileFormTags->VariableDefinitions->FakeNvRamMap = AllocateZeroPool (NvMapSize + FileFormTags->VariableDefinitions->VariableFakeSize);\r
+ ASSERT (FileFormTags->VariableDefinitions->FakeNvRamMap != NULL);\r
+\r
+ CopyMem (FileFormTags->VariableDefinitions->NvRamMap, NvMap, NvMapSize);\r
+ FreePool (NvMapListHead);\r
+ }\r
+\r
+ UpdateStatusBar (NV_UPDATE_REQUIRED, MenuOption->ThisTag->Flags, TRUE);\r
+ Repaint = TRUE;\r
+ //\r
+ // After the repaint operation, we should refresh the highlight.\r
+ //\r
+ NewLine = TRUE;\r
+ break;\r
+\r
+ case CfUiNoOperation:\r
+ ControlFlag = CfCheckSelection;\r
+ break;\r
+\r
+ case CfExit:\r
+ while (gMenuRefreshHead != NULL) {\r
+ OldMenuRefreshEntry = gMenuRefreshHead->Next;\r
+\r
+ FreePool (gMenuRefreshHead);\r
+\r
+ gMenuRefreshHead = OldMenuRefreshEntry;\r
+ }\r
+\r
+ gST->ConOut->SetCursorPosition (gST->ConOut, 0, Row + 4);\r
+ gST->ConOut->EnableCursor (gST->ConOut, TRUE);\r
+ gST->ConOut->OutputString (gST->ConOut, (CHAR16 *) L"\n");\r
+\r
+ gActiveIfr = MenuOption->IfrNumber;\r
+ return Selection;\r
+\r
+ default:\r
+ break;\r
+ }\r
+ }\r
+}\r
+\r
+BOOLEAN\r
+ValueIsScroll (\r
+ IN BOOLEAN Direction,\r
+ IN LIST_ENTRY *CurrentPos\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+ Determine if the menu is the last menu that can be selected.\r
+\r
+Arguments:\r
+ Direction - the scroll direction. False is down. True is up.\r
+\r
+Returns:\r
+ FALSE -- the menu isn't the last menu that can be selected.\r
+ TRUE -- the menu is the last menu that can be selected.\r
+--*/\r
+{\r
+ LIST_ENTRY *Temp;\r
+ UI_MENU_OPTION *MenuOption;\r
+ MenuOption = NULL;\r
+\r
+ Temp = Direction ? CurrentPos->BackLink : CurrentPos->ForwardLink;\r
+\r
+ if (Temp == &Menu) {\r
+ return TRUE;\r
+ }\r
+\r
+ for (; Temp != &Menu; Temp = Direction ? Temp->BackLink : Temp->ForwardLink) {\r
+ MenuOption = CR (Temp, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ if (!(MenuOption->ThisTag->Operand == EFI_IFR_SUBTITLE_OP || MenuOption->ThisTag->GrayOut)) {\r
+ return FALSE;\r
+ }\r
+ }\r
+\r
+ return TRUE;\r
+}\r
+\r
+UINTN\r
+AdjustDateAndTimePosition (\r
+ IN BOOLEAN DirectionUp,\r
+ IN LIST_ENTRY **CurrentPosition\r
+ )\r
+/*++\r
+Routine Description:\r
+ Adjust Data and Time tag position accordingly.\r
+ Data format : [01/02/2004] [11:22:33]\r
+ Line number : 0 0 1 0 0 1\r
+\r
+Arguments:\r
+ Direction - the up or down direction. False is down. True is up.\r
+ CurrentPos - Current position.\r
+\r
+Returns:\r
+ Return line number to pad. It is possible that we stand on a zero-advance\r
+ data or time opcode, so pad one line when we judge if we are going to scroll outside.\r
+--*/\r
+{\r
+ UINTN Count;\r
+ LIST_ENTRY *NewPosition;\r
+ UI_MENU_OPTION *MenuOption;\r
+ UINTN PadLineNumber;\r
+\r
+ PadLineNumber = 0;\r
+ NewPosition = *CurrentPosition;\r
+ MenuOption = CR (NewPosition, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+\r
+ if ((MenuOption->ThisTag->Operand == EFI_IFR_DATE_OP) || (MenuOption->ThisTag->Operand == EFI_IFR_TIME_OP)) {\r
+ //\r
+ // Calculate the distance from current position to the last Date/Time op-code.\r
+ //\r
+ Count = 0;\r
+ while (MenuOption->ThisTag->NumberOfLines == 0) {\r
+ Count++;\r
+ NewPosition = NewPosition->ForwardLink;\r
+ MenuOption = CR (NewPosition, UI_MENU_OPTION, Link, UI_MENU_OPTION_SIGNATURE);\r
+ PadLineNumber = 1;\r
+ }\r
+\r
+ NewPosition = *CurrentPosition;\r
+ if (DirectionUp) {\r
+ //\r
+ // Since the behavior of hitting the up arrow on a Date/Time op-code is intended\r
+ // to be one that back to the previous set of op-codes, we need to advance to the first\r
+ // Date/Time op-code and leave the remaining logic in CfUiUp intact so the appropriate\r
+ // checking can be done.\r
+ //\r
+ while (Count++ < 2) {\r
+ NewPosition = NewPosition->BackLink;\r
+ }\r
+ } else {\r
+ //\r
+ // Since the behavior of hitting the down arrow on a Date/Time op-code is intended\r
+ // to be one that progresses to the next set of op-codes, we need to advance to the last\r
+ // Date/Time op-code and leave the remaining logic in CfUiDown intact so the appropriate\r
+ // checking can be done.\r
+ //\r
+ while (Count-- > 0) {\r
+ NewPosition = NewPosition->ForwardLink;\r
+ }\r
+ }\r
+\r
+ *CurrentPosition = NewPosition;\r
+ }\r
+\r
+ return PadLineNumber;\r
+}\r
projects / mirror_edk2.git / blobdiff