diff options
| author | Eric Dong <eric.dong@intel.com> | 2013-08-12 02:03:10 +0000 |
|---|---|---|
| committer | ydong10 <ydong10@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-08-12 02:03:10 +0000 |
| commit | 253616154506e17ebd02c076f240748f57e36ac2 (patch) | |
| tree | ec886ff8a0e346411087fd0d363c4e8f33260e5e /MdeModulePkg/Universal/DisplayEngineDxe/InputHandler.c | |
| parent | 9b141c52e33fbbbc3763c983dd70a338d60e496a (diff) | |
| download | edk2-253616154506e17ebd02c076f240748f57e36ac2.zip edk2-253616154506e17ebd02c076f240748f57e36ac2.tar.gz edk2-253616154506e17ebd02c076f240748f57e36ac2.tar.bz2 | |
Rollback patch 14537 & 14538, because patch 14537 is not tested by Laszlo Ersek, but i wrote it.
Signed-off-by: Eric Dong <eric.dong@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14539 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/DisplayEngineDxe/InputHandler.c')
| -rw-r--r-- | MdeModulePkg/Universal/DisplayEngineDxe/InputHandler.c | 1531 |
1 files changed, 0 insertions, 1531 deletions
diff --git a/MdeModulePkg/Universal/DisplayEngineDxe/InputHandler.c b/MdeModulePkg/Universal/DisplayEngineDxe/InputHandler.c deleted file mode 100644 index a58e12f..0000000 --- a/MdeModulePkg/Universal/DisplayEngineDxe/InputHandler.c +++ /dev/null @@ -1,1531 +0,0 @@ -/** @file
-Implementation for handling user input from the User Interfaces.
-
-Copyright (c) 2004 - 2012, Intel Corporation. All rights reserved.<BR>
-This program and the accompanying materials
-are licensed and made available under the terms and conditions of the BSD License
-which accompanies this distribution. The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "FormDisplay.h"
-
-/**
- Get maximum and minimum info from this opcode.
-
- @param OpCode Pointer to the current input opcode.
- @param Minimum The minimum size info for this opcode.
- @param Maximum The maximum size info for this opcode.
-
-**/
-VOID
-GetFieldFromOp (
- IN EFI_IFR_OP_HEADER *OpCode,
- OUT UINTN *Minimum,
- OUT UINTN *Maximum
- )
-{
- EFI_IFR_STRING *StringOp;
- EFI_IFR_PASSWORD *PasswordOp;
- if (OpCode->OpCode == EFI_IFR_STRING_OP) {
- StringOp = (EFI_IFR_STRING *) OpCode;
- *Minimum = StringOp->MinSize;
- *Maximum = StringOp->MaxSize;
- } else if (OpCode->OpCode == EFI_IFR_PASSWORD_OP) {
- PasswordOp = (EFI_IFR_PASSWORD *) OpCode;
- *Minimum = PasswordOp->MinSize;
- *Maximum = PasswordOp->MaxSize;
- } else {
- *Minimum = 0;
- *Maximum = 0;
- }
-}
-
-/**
- Get string or password input from user.
-
- @param MenuOption Pointer to the current input menu.
- @param Prompt The prompt string shown on popup window.
- @param StringPtr Old user input and destination for use input string.
-
- @retval EFI_SUCCESS If string input is read successfully
- @retval EFI_DEVICE_ERROR If operation fails
-
-**/
-EFI_STATUS
-ReadString (
- IN UI_MENU_OPTION *MenuOption,
- IN CHAR16 *Prompt,
- IN OUT CHAR16 *StringPtr
- )
-{
- EFI_STATUS Status;
- EFI_INPUT_KEY Key;
- CHAR16 NullCharacter;
- UINTN ScreenSize;
- CHAR16 Space[2];
- CHAR16 KeyPad[2];
- CHAR16 *TempString;
- CHAR16 *BufferedString;
- UINTN Index;
- UINTN Index2;
- UINTN Count;
- UINTN Start;
- UINTN Top;
- UINTN DimensionsWidth;
- UINTN DimensionsHeight;
- UINTN CurrentCursor;
- BOOLEAN CursorVisible;
- UINTN Minimum;
- UINTN Maximum;
- FORM_DISPLAY_ENGINE_STATEMENT *Question;
- BOOLEAN IsPassword;
-
- DimensionsWidth = gStatementDimensions.RightColumn - gStatementDimensions.LeftColumn;
- DimensionsHeight = gStatementDimensions.BottomRow - gStatementDimensions.TopRow;
-
- NullCharacter = CHAR_NULL;
- ScreenSize = GetStringWidth (Prompt) / sizeof (CHAR16);
- Space[0] = L' ';
- Space[1] = CHAR_NULL;
-
- Question = MenuOption->ThisTag;
- GetFieldFromOp(Question->OpCode, &Minimum, &Maximum);
-
- if (Question->OpCode->OpCode == EFI_IFR_PASSWORD_OP) {
- IsPassword = TRUE;
- } else {
- IsPassword = FALSE;
- }
-
- TempString = AllocateZeroPool ((Maximum + 1)* sizeof (CHAR16));
- ASSERT (TempString);
-
- if (ScreenSize < (Maximum + 1)) {
- ScreenSize = Maximum + 1;
- }
-
- if ((ScreenSize + 2) > DimensionsWidth) {
- ScreenSize = DimensionsWidth - 2;
- }
-
- BufferedString = AllocateZeroPool (ScreenSize * 2);
- ASSERT (BufferedString);
-
- Start = (DimensionsWidth - ScreenSize - 2) / 2 + gStatementDimensions.LeftColumn + 1;
- Top = ((DimensionsHeight - 6) / 2) + gStatementDimensions.TopRow - 1;
-
- //
- // Display prompt for string
- //
- // CreateDialog (NULL, "", Prompt, Space, "", NULL);
- CreateMultiStringPopUp (ScreenSize, 4, &NullCharacter, Prompt, Space, &NullCharacter);
- gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_BLACK, EFI_LIGHTGRAY));
-
- CursorVisible = gST->ConOut->Mode->CursorVisible;
- gST->ConOut->EnableCursor (gST->ConOut, TRUE);
-
- CurrentCursor = GetStringWidth (StringPtr) / 2 - 1;
- if (CurrentCursor != 0) {
- //
- // Show the string which has beed saved before.
- //
- SetUnicodeMem (BufferedString, ScreenSize - 1, L' ');
- PrintStringAt (Start + 1, Top + 3, BufferedString);
-
- if ((GetStringWidth (StringPtr) / 2) > (DimensionsWidth - 2)) {
- Index = (GetStringWidth (StringPtr) / 2) - DimensionsWidth + 2;
- } else {
- Index = 0;
- }
-
- if (IsPassword) {
- gST->ConOut->SetCursorPosition (gST->ConOut, Start + 1, Top + 3);
- }
-
- for (Count = 0; Index + 1 < GetStringWidth (StringPtr) / 2; Index++, Count++) {
- BufferedString[Count] = StringPtr[Index];
-
- if (IsPassword) {
- PrintCharAt ((UINTN)-1, (UINTN)-1, L'*');
- }
- }
-
- if (!IsPassword) {
- PrintStringAt (Start + 1, Top + 3, BufferedString);
- }
-
- gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));
- gST->ConOut->SetCursorPosition (gST->ConOut, Start + GetStringWidth (StringPtr) / 2, Top + 3);
- }
-
- do {
- Status = WaitForKeyStroke (&Key);
- ASSERT_EFI_ERROR (Status);
-
- gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_BLACK, EFI_LIGHTGRAY));
- switch (Key.UnicodeChar) {
- case CHAR_NULL:
- switch (Key.ScanCode) {
- case SCAN_LEFT:
- if (CurrentCursor > 0) {
- CurrentCursor--;
- }
- break;
-
- case SCAN_RIGHT:
- if (CurrentCursor < (GetStringWidth (StringPtr) / 2 - 1)) {
- CurrentCursor++;
- }
- break;
-
- case SCAN_ESC:
- FreePool (TempString);
- FreePool (BufferedString);
- gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));
- gST->ConOut->EnableCursor (gST->ConOut, CursorVisible);
- return EFI_DEVICE_ERROR;
-
- default:
- break;
- }
-
- break;
-
- case CHAR_CARRIAGE_RETURN:
- if (GetStringWidth (StringPtr) >= ((Minimum + 1) * sizeof (CHAR16))) {
-
- FreePool (TempString);
- FreePool (BufferedString);
- gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));
- gST->ConOut->EnableCursor (gST->ConOut, CursorVisible);
- return EFI_SUCCESS;
- } else {
- //
- // Simply create a popup to tell the user that they had typed in too few characters.
- // To save code space, we can then treat this as an error and return back to the menu.
- //
- do {
- CreateDialog (&Key, &NullCharacter, gMiniString, gPressEnter, &NullCharacter, NULL);
- } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
-
- FreePool (TempString);
- FreePool (BufferedString);
- gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));
- gST->ConOut->EnableCursor (gST->ConOut, CursorVisible);
- return EFI_DEVICE_ERROR;
- }
-
- break;
-
- case CHAR_BACKSPACE:
- if (StringPtr[0] != CHAR_NULL && CurrentCursor != 0) {
- for (Index = 0; Index < CurrentCursor - 1; Index++) {
- TempString[Index] = StringPtr[Index];
- }
- Count = GetStringWidth (StringPtr) / 2 - 1;
- if (Count >= CurrentCursor) {
- for (Index = CurrentCursor - 1, Index2 = CurrentCursor; Index2 < Count; Index++, Index2++) {
- TempString[Index] = StringPtr[Index2];
- }
- TempString[Index] = CHAR_NULL;
- }
- //
- // Effectively truncate string by 1 character
- //
- StrCpy (StringPtr, TempString);
- CurrentCursor --;
- }
-
- default:
- //
- // If it is the beginning of the string, don't worry about checking maximum limits
- //
- if ((StringPtr[0] == CHAR_NULL) && (Key.UnicodeChar != CHAR_BACKSPACE)) {
- StrnCpy (StringPtr, &Key.UnicodeChar, 1);
- CurrentCursor++;
- } else if ((GetStringWidth (StringPtr) < ((Maximum + 1) * sizeof (CHAR16))) && (Key.UnicodeChar != CHAR_BACKSPACE)) {
- KeyPad[0] = Key.UnicodeChar;
- KeyPad[1] = CHAR_NULL;
- Count = GetStringWidth (StringPtr) / 2 - 1;
- if (CurrentCursor < Count) {
- for (Index = 0; Index < CurrentCursor; Index++) {
- TempString[Index] = StringPtr[Index];
- }
- TempString[Index] = CHAR_NULL;
- StrCat (TempString, KeyPad);
- StrCat (TempString, StringPtr + CurrentCursor);
- StrCpy (StringPtr, TempString);
- } else {
- StrCat (StringPtr, KeyPad);
- }
- CurrentCursor++;
- }
-
- //
- // If the width of the input string is now larger than the screen, we nee to
- // adjust the index to start printing portions of the string
- //
- SetUnicodeMem (BufferedString, ScreenSize - 1, L' ');
- PrintStringAt (Start + 1, Top + 3, BufferedString);
-
- if ((GetStringWidth (StringPtr) / 2) > (DimensionsWidth - 2)) {
- Index = (GetStringWidth (StringPtr) / 2) - DimensionsWidth + 2;
- } else {
- Index = 0;
- }
-
- if (IsPassword) {
- gST->ConOut->SetCursorPosition (gST->ConOut, Start + 1, Top + 3);
- }
-
- for (Count = 0; Index + 1 < GetStringWidth (StringPtr) / 2; Index++, Count++) {
- BufferedString[Count] = StringPtr[Index];
-
- if (IsPassword) {
- PrintCharAt ((UINTN)-1, (UINTN)-1, L'*');
- }
- }
-
- if (!IsPassword) {
- PrintStringAt (Start + 1, Top + 3, BufferedString);
- }
- break;
- }
-
- gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));
- gST->ConOut->SetCursorPosition (gST->ConOut, Start + CurrentCursor + 1, Top + 3);
- } while (TRUE);
-
-}
-
-/**
- Adjust the value to the correct one. Rules follow the sample:
- like: Year change: 2012.02.29 -> 2013.02.29 -> 2013.02.01
- Month change: 2013.03.29 -> 2013.02.29 -> 2013.02.28
-
- @param QuestionValue Pointer to current question.
- @param Sequence The sequence of the field in the question.
-**/
-VOID
-AdjustQuestionValue (
- IN EFI_HII_VALUE *QuestionValue,
- IN UINT8 Sequence
- )
-{
- UINT8 Month;
- UINT16 Year;
- UINT8 Maximum;
- UINT8 Minimum;
-
- Month = QuestionValue->Value.date.Month;
- Year = QuestionValue->Value.date.Year;
- Minimum = 1;
-
- switch (Month) {
- case 2:
- if ((Year % 4) == 0 && ((Year % 100) != 0 || (Year % 400) == 0)) {
- Maximum = 29;
- } else {
- Maximum = 28;
- }
- break;
- case 4:
- case 6:
- case 9:
- case 11:
- Maximum = 30;
- break;
- default:
- Maximum = 31;
- break;
- }
-
- //
- // Change the month area.
- //
- if (Sequence == 0) {
- if (QuestionValue->Value.date.Day > Maximum) {
- QuestionValue->Value.date.Day = Maximum;
- }
- }
-
- //
- // Change the Year area.
- //
- if (Sequence == 2) {
- if (QuestionValue->Value.date.Day > Maximum) {
- QuestionValue->Value.date.Day = Minimum;
- }
- }
-}
-
-/**
- Get field info from numeric opcode.
-
- @param OpCode Pointer to the current input opcode.
- @param Minimum The minimum size info for this opcode.
- @param Maximum The maximum size info for this opcode.
- @param Step The step size info for this opcode.
- @param StorageWidth The storage width info for this opcode.
-
-**/
-VOID
-GetValueFromNum (
- IN EFI_IFR_OP_HEADER *OpCode,
- OUT UINT64 *Minimum,
- OUT UINT64 *Maximum,
- OUT UINT64 *Step,
- OUT UINT16 *StorageWidth
-)
-{
- EFI_IFR_NUMERIC *NumericOp;
-
- NumericOp = (EFI_IFR_NUMERIC *) OpCode;
-
- switch (NumericOp->Flags & EFI_IFR_NUMERIC_SIZE) {
- case EFI_IFR_NUMERIC_SIZE_1:
- *Minimum = NumericOp->data.u8.MinValue;
- *Maximum = NumericOp->data.u8.MaxValue;
- *Step = NumericOp->data.u8.Step;
- *StorageWidth = (UINT16) sizeof (UINT8);
- break;
-
- case EFI_IFR_NUMERIC_SIZE_2:
- *Minimum = NumericOp->data.u16.MinValue;
- *Maximum = NumericOp->data.u16.MaxValue;
- *Step = NumericOp->data.u16.Step;
- *StorageWidth = (UINT16) sizeof (UINT16);
- break;
-
- case EFI_IFR_NUMERIC_SIZE_4:
- *Minimum = NumericOp->data.u32.MinValue;
- *Maximum = NumericOp->data.u32.MaxValue;
- *Step = NumericOp->data.u32.Step;
- *StorageWidth = (UINT16) sizeof (UINT32);
- break;
-
- case EFI_IFR_NUMERIC_SIZE_8:
- *Minimum = NumericOp->data.u64.MinValue;
- *Maximum = NumericOp->data.u64.MaxValue;
- *Step = NumericOp->data.u64.Step;
- *StorageWidth = (UINT16) sizeof (UINT64);
- break;
-
- default:
- break;
- }
-
- if (*Maximum == 0) {
- *Maximum = (UINT64) -1;
- }
-}
-
-/**
- This routine reads a numeric value from the user input.
-
- @param MenuOption Pointer to the current input menu.
-
- @retval EFI_SUCCESS If numerical input is read successfully
- @retval EFI_DEVICE_ERROR If operation fails
-
-**/
-EFI_STATUS
-GetNumericInput (
- IN UI_MENU_OPTION *MenuOption
- )
-{
- EFI_STATUS Status;
- UINTN Column;
- UINTN Row;
- CHAR16 InputText[MAX_NUMERIC_INPUT_WIDTH];
- CHAR16 FormattedNumber[MAX_NUMERIC_INPUT_WIDTH - 1];
- UINT64 PreviousNumber[MAX_NUMERIC_INPUT_WIDTH - 3];
- UINTN Count;
- UINTN Loop;
- BOOLEAN ManualInput;
- BOOLEAN HexInput;
- BOOLEAN DateOrTime;
- UINTN InputWidth;
- UINT64 EditValue;
- UINT64 Step;
- UINT64 Minimum;
- UINT64 Maximum;
- UINTN EraseLen;
- UINT8 Digital;
- EFI_INPUT_KEY Key;
- EFI_HII_VALUE *QuestionValue;
- FORM_DISPLAY_ENGINE_STATEMENT *Question;
- EFI_IFR_NUMERIC *NumericOp;
- UINT16 StorageWidth;
-
- Column = MenuOption->OptCol;
- Row = MenuOption->Row;
- PreviousNumber[0] = 0;
- Count = 0;
- InputWidth = 0;
- Digital = 0;
- StorageWidth = 0;
- Minimum = 0;
- Maximum = 0;
- NumericOp = NULL;
-
- Question = MenuOption->ThisTag;
- QuestionValue = &Question->CurrentValue;
-
- //
- // Only two case, user can enter to this function: Enter and +/- case.
- // In Enter case, gDirection = 0; in +/- case, gDirection = SCAN_LEFT/SCAN_WRIGHT
- //
- ManualInput = (BOOLEAN)(gDirection == 0 ? TRUE : FALSE);
-
- if ((Question->OpCode->OpCode == EFI_IFR_DATE_OP) || (Question->OpCode->OpCode == EFI_IFR_TIME_OP)) {
- DateOrTime = TRUE;
- } else {
- DateOrTime = FALSE;
- }
-
- //
- // Prepare Value to be edit
- //
- EraseLen = 0;
- EditValue = 0;
- if (Question->OpCode->OpCode == EFI_IFR_DATE_OP) {
- Step = 1;
- Minimum = 1;
-
- switch (MenuOption->Sequence) {
- case 0:
- Maximum = 12;
- EraseLen = 4;
- EditValue = QuestionValue->Value.date.Month;
- break;
-
- case 1:
- switch (QuestionValue->Value.date.Month) {
- case 2:
- if ((QuestionValue->Value.date.Year % 4) == 0 &&
- ((QuestionValue->Value.date.Year % 100) != 0 ||
- (QuestionValue->Value.date.Year % 400) == 0)) {
- Maximum = 29;
- } else {
- Maximum = 28;
- }
- break;
- case 4:
- case 6:
- case 9:
- case 11:
- Maximum = 30;
- break;
- default:
- Maximum = 31;
- break;
- }
-
- EraseLen = 3;
- EditValue = QuestionValue->Value.date.Day;
- break;
-
- case 2:
- Maximum = 0xffff;
- EraseLen = 5;
- EditValue = QuestionValue->Value.date.Year;
- break;
-
- default:
- break;
- }
- } else if (Question->OpCode->OpCode == EFI_IFR_TIME_OP) {
- Step = 1;
- Minimum = 0;
-
- switch (MenuOption->Sequence) {
- case 0:
- Maximum = 23;
- EraseLen = 4;
- EditValue = QuestionValue->Value.time.Hour;
- break;
-
- case 1:
- Maximum = 59;
- EraseLen = 3;
- EditValue = QuestionValue->Value.time.Minute;
- break;
-
- case 2:
- Maximum = 59;
- EraseLen = 3;
- EditValue = QuestionValue->Value.time.Second;
- break;
-
- default:
- break;
- }
- } else {
- ASSERT (Question->OpCode->OpCode == EFI_IFR_NUMERIC_OP);
- NumericOp = (EFI_IFR_NUMERIC *) Question->OpCode;
- GetValueFromNum(Question->OpCode, &Minimum, &Maximum, &Step, &StorageWidth);
- EditValue = QuestionValue->Value.u64;
- EraseLen = gOptionBlockWidth;
- }
-
- if ((Question->OpCode->OpCode == EFI_IFR_NUMERIC_OP) && (NumericOp != NULL) &&
- ((NumericOp->Flags & EFI_IFR_DISPLAY) == EFI_IFR_DISPLAY_UINT_HEX)) {
- HexInput = TRUE;
- } else {
- HexInput = FALSE;
- }
-
- //
- // Enter from "Enter" input, clear the old word showing.
- //
- if (ManualInput) {
- if (Question->OpCode->OpCode == EFI_IFR_NUMERIC_OP) {
- if (HexInput) {
- InputWidth = StorageWidth * 2;
- } else {
- switch (StorageWidth) {
- case 1:
- InputWidth = 3;
- break;
-
- case 2:
- InputWidth = 5;
- break;
-
- case 4:
- InputWidth = 10;
- break;
-
- case 8:
- InputWidth = 20;
- break;
-
- default:
- InputWidth = 0;
- break;
- }
- }
-
- InputText[0] = LEFT_NUMERIC_DELIMITER;
- SetUnicodeMem (InputText + 1, InputWidth, L' ');
- ASSERT (InputWidth + 2 < MAX_NUMERIC_INPUT_WIDTH);
- InputText[InputWidth + 1] = RIGHT_NUMERIC_DELIMITER;
- InputText[InputWidth + 2] = L'\0';
-
- PrintStringAt (Column, Row, InputText);
- Column++;
- }
-
- if (Question->OpCode->OpCode == EFI_IFR_DATE_OP) {
- if (MenuOption->Sequence == 2) {
- InputWidth = 4;
- } else {
- InputWidth = 2;
- }
-
- if (MenuOption->Sequence == 0) {
- InputText[0] = LEFT_NUMERIC_DELIMITER;
- SetUnicodeMem (InputText + 1, InputWidth, L' ');
- } else {
- SetUnicodeMem (InputText, InputWidth, L' ');
- }
-
- if (MenuOption->Sequence == 2) {
- InputText[InputWidth + 1] = RIGHT_NUMERIC_DELIMITER;
- } else {
- InputText[InputWidth + 1] = DATE_SEPARATOR;
- }
- InputText[InputWidth + 2] = L'\0';
-
- PrintStringAt (Column, Row, InputText);
- if (MenuOption->Sequence == 0) {
- Column++;
- }
- }
-
- if (Question->OpCode->OpCode == EFI_IFR_TIME_OP) {
- InputWidth = 2;
-
- if (MenuOption->Sequence == 0) {
- InputText[0] = LEFT_NUMERIC_DELIMITER;
- SetUnicodeMem (InputText + 1, InputWidth, L' ');
- } else {
- SetUnicodeMem (InputText, InputWidth, L' ');
- }
-
- if (MenuOption->Sequence == 2) {
- InputText[InputWidth + 1] = RIGHT_NUMERIC_DELIMITER;
- } else {
- InputText[InputWidth + 1] = TIME_SEPARATOR;
- }
- InputText[InputWidth + 2] = L'\0';
-
- PrintStringAt (Column, Row, InputText);
- if (MenuOption->Sequence == 0) {
- Column++;
- }
- }
- }
-
- //
- // First time we enter this handler, we need to check to see if
- // we were passed an increment or decrement directive
- //
- do {
- Key.UnicodeChar = CHAR_NULL;
- if (gDirection != 0) {
- Key.ScanCode = gDirection;
- gDirection = 0;
- goto TheKey2;
- }
-
- Status = WaitForKeyStroke (&Key);
-
-TheKey2:
- switch (Key.UnicodeChar) {
-
- case '+':
- case '-':
- if (Key.UnicodeChar == '+') {
- Key.ScanCode = SCAN_RIGHT;
- } else {
- Key.ScanCode = SCAN_LEFT;
- }
- Key.UnicodeChar = CHAR_NULL;
- goto TheKey2;
-
- case CHAR_NULL:
- switch (Key.ScanCode) {
- case SCAN_LEFT:
- case SCAN_RIGHT:
- if (DateOrTime && !ManualInput) {
- //
- // By setting this value, we will return back to the caller.
- // We need to do this since an auto-refresh will destroy the adjustment
- // based on what the real-time-clock is showing. So we always commit
- // upon changing the value.
- //
- gDirection = SCAN_DOWN;
- }
-
- if ((Step != 0) && !ManualInput) {
- if (Key.ScanCode == SCAN_LEFT) {
- if (EditValue >= Minimum + Step) {
- EditValue = EditValue - Step;
- } else if (EditValue > Minimum){
- EditValue = Minimum;
- } else {
- EditValue = Maximum;
- }
- } else if (Key.ScanCode == SCAN_RIGHT) {
- if (EditValue + Step <= Maximum) {
- EditValue = EditValue + Step;
- } else if (EditValue < Maximum) {
- EditValue = Maximum;
- } else {
- EditValue = Minimum;
- }
- }
-
- ZeroMem (FormattedNumber, 21 * sizeof (CHAR16));
- if (Question->OpCode->OpCode == EFI_IFR_DATE_OP) {
- if (MenuOption->Sequence == 2) {
- //
- // Year
- //
- UnicodeSPrint (FormattedNumber, 21 * sizeof (CHAR16), L"%04d", (UINT16) EditValue);
- } else {
- //
- // Month/Day
- //
- UnicodeSPrint (FormattedNumber, 21 * sizeof (CHAR16), L"%02d", (UINT8) EditValue);
- }
-
- if (MenuOption->Sequence == 0) {
- ASSERT (EraseLen >= 2);
- FormattedNumber[EraseLen - 2] = DATE_SEPARATOR;
- } else if (MenuOption->Sequence == 1) {
- ASSERT (EraseLen >= 1);
- FormattedNumber[EraseLen - 1] = DATE_SEPARATOR;
- }
- } else if (Question->OpCode->OpCode == EFI_IFR_TIME_OP) {
- UnicodeSPrint (FormattedNumber, 21 * sizeof (CHAR16), L"%02d", (UINT8) EditValue);
-
- if (MenuOption->Sequence == 0) {
- ASSERT (EraseLen >= 2);
- FormattedNumber[EraseLen - 2] = TIME_SEPARATOR;
- } else if (MenuOption->Sequence == 1) {
- ASSERT (EraseLen >= 1);
- FormattedNumber[EraseLen - 1] = TIME_SEPARATOR;
- }
- } else {
- QuestionValue->Value.u64 = EditValue;
- PrintFormattedNumber (Question, FormattedNumber, 21 * sizeof (CHAR16));
- }
-
- gST->ConOut->SetAttribute (gST->ConOut, GetFieldTextColor ());
- for (Loop = 0; Loop < EraseLen; Loop++) {
- PrintStringAt (MenuOption->OptCol + Loop, MenuOption->Row, L" ");
- }
- gST->ConOut->SetAttribute (gST->ConOut, GetHighlightTextColor ());
-
- if (MenuOption->Sequence == 0) {
- PrintCharAt (MenuOption->OptCol, Row, LEFT_NUMERIC_DELIMITER);
- Column = MenuOption->OptCol + 1;
- }
-
- PrintStringAt (Column, Row, FormattedNumber);
-
- if (!DateOrTime || MenuOption->Sequence == 2) {
- PrintCharAt ((UINTN)-1, (UINTN)-1, RIGHT_NUMERIC_DELIMITER);
- }
- }
-
- goto EnterCarriageReturn;
- break;
-
- case SCAN_UP:
- case SCAN_DOWN:
- goto EnterCarriageReturn;
-
- case SCAN_ESC:
- return EFI_DEVICE_ERROR;
-
- default:
- break;
- }
-
- break;
-
-EnterCarriageReturn:
-
- case CHAR_CARRIAGE_RETURN:
- //
- // Validate input value with Minimum value.
- //
- if (EditValue < Minimum) {
- UpdateStatusBar (INPUT_ERROR, TRUE);
- break;
- } else {
- UpdateStatusBar (INPUT_ERROR, FALSE);
- }
-
- CopyMem (&gUserInput->InputValue, &Question->CurrentValue, sizeof (EFI_HII_VALUE));
- QuestionValue = &gUserInput->InputValue;
- //
- // Store Edit value back to Question
- //
- if (Question->OpCode->OpCode == EFI_IFR_DATE_OP) {
- switch (MenuOption->Sequence) {
- case 0:
- QuestionValue->Value.date.Month = (UINT8) EditValue;
- break;
-
- case 1:
- QuestionValue->Value.date.Day = (UINT8) EditValue;
- break;
-
- case 2:
- QuestionValue->Value.date.Year = (UINT16) EditValue;
- break;
-
- default:
- break;
- }
- } else if (Question->OpCode->OpCode == EFI_IFR_TIME_OP) {
- switch (MenuOption->Sequence) {
- case 0:
- QuestionValue->Value.time.Hour = (UINT8) EditValue;
- break;
-
- case 1:
- QuestionValue->Value.time.Minute = (UINT8) EditValue;
- break;
-
- case 2:
- QuestionValue->Value.time.Second = (UINT8) EditValue;
- break;
-
- default:
- break;
- }
- } else {
- //
- // Numeric
- //
- QuestionValue->Value.u64 = EditValue;
- }
-
- //
- // Adjust the value to the correct one.
- // Sample like: 2012.02.29 -> 2013.02.29 -> 2013.02.01
- // 2013.03.29 -> 2013.02.29 -> 2013.02.28
- //
- if (Question->OpCode->OpCode == EFI_IFR_DATE_OP &&
- (MenuOption->Sequence == 0 || MenuOption->Sequence == 2)) {
- AdjustQuestionValue (QuestionValue, (UINT8)MenuOption->Sequence);
- }
-
- return ValidateQuestion (Question);
- break;
-
- case CHAR_BACKSPACE:
- if (ManualInput) {
- if (Count == 0) {
- break;
- }
- //
- // Remove a character
- //
- EditValue = PreviousNumber[Count - 1];
- UpdateStatusBar (INPUT_ERROR, FALSE);
- Count--;
- Column--;
- PrintStringAt (Column, Row, L" ");
- }
- break;
-
- default:
- if (ManualInput) {
- if (HexInput) {
- if ((Key.UnicodeChar >= L'0') && (Key.UnicodeChar <= L'9')) {
- Digital = (UINT8) (Key.UnicodeChar - L'0');
- } else if ((Key.UnicodeChar >= L'A') && (Key.UnicodeChar <= L'F')) {
- Digital = (UINT8) (Key.UnicodeChar - L'A' + 0x0A);
- } else if ((Key.UnicodeChar >= L'a') && (Key.UnicodeChar <= L'f')) {
- Digital = (UINT8) (Key.UnicodeChar - L'a' + 0x0A);
- } else {
- UpdateStatusBar (INPUT_ERROR, TRUE);
- break;
- }
- } else {
- if (Key.UnicodeChar > L'9' || Key.UnicodeChar < L'0') {
- UpdateStatusBar (INPUT_ERROR, TRUE);
- break;
- }
- }
-
- //
- // If Count exceed input width, there is no way more is valid
- //
- if (Count >= InputWidth) {
- break;
- }
- //
- // Someone typed something valid!
- //
- if (Count != 0) {
- if (HexInput) {
- EditValue = LShiftU64 (EditValue, 4) + Digital;
- } else {
- EditValue = MultU64x32 (EditValue, 10) + (Key.UnicodeChar - L'0');
- }
- } else {
- if (HexInput) {
- EditValue = Digital;
- } else {
- EditValue = Key.UnicodeChar - L'0';
- }
- }
-
- if (EditValue > Maximum) {
- UpdateStatusBar (INPUT_ERROR, TRUE);
- ASSERT (Count < sizeof (PreviousNumber) / sizeof (PreviousNumber[0]));
- EditValue = PreviousNumber[Count];
- break;
- } else {
- UpdateStatusBar (INPUT_ERROR, FALSE);
- }
-
- Count++;
- ASSERT (Count < (sizeof (PreviousNumber) / sizeof (PreviousNumber[0])));
- PreviousNumber[Count] = EditValue;
-
- gST->ConOut->SetAttribute (gST->ConOut, GetHighlightTextColor ());
- PrintCharAt (Column, Row, Key.UnicodeChar);
- Column++;
- }
- break;
- }
- } while (TRUE);
-}
-
-/**
- Adjust option order base on the question value.
-
- @param Question Pointer to current question.
- @param PopUpMenuLines The line number of the pop up menu.
-
- @retval EFI_SUCCESS If Option input is processed successfully
- @retval EFI_DEVICE_ERROR If operation fails
-
-**/
-EFI_STATUS
-AdjustOptionOrder (
- IN FORM_DISPLAY_ENGINE_STATEMENT *Question,
- OUT UINTN *PopUpMenuLines
- )
-{
- UINTN Index;
- EFI_IFR_ORDERED_LIST *OrderList;
- UINT8 *ValueArray;
- UINT8 ValueType;
- LIST_ENTRY *Link;
- DISPLAY_QUESTION_OPTION *OneOfOption;
- EFI_HII_VALUE *HiiValueArray;
-
- Link = GetFirstNode (&Question->OptionListHead);
- OneOfOption = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
- ValueArray = Question->CurrentValue.Buffer;
- ValueType = OneOfOption->OptionOpCode->Type;
- OrderList = (EFI_IFR_ORDERED_LIST *) Question->OpCode;
-
- for (Index = 0; Index < OrderList->MaxContainers; Index++) {
- if (GetArrayData (ValueArray, ValueType, Index) == 0) {
- break;
- }
- }
-
- *PopUpMenuLines = Index;
-
- //
- // Prepare HiiValue array
- //
- HiiValueArray = AllocateZeroPool (*PopUpMenuLines * sizeof (EFI_HII_VALUE));
- ASSERT (HiiValueArray != NULL);
-
- for (Index = 0; Index < *PopUpMenuLines; Index++) {
- HiiValueArray[Index].Type = ValueType;
- HiiValueArray[Index].Value.u64 = GetArrayData (ValueArray, ValueType, Index);
- }
-
- for (Index = 0; Index < *PopUpMenuLines; Index++) {
- OneOfOption = ValueToOption (Question, &HiiValueArray[*PopUpMenuLines - Index - 1]);
- if (OneOfOption == NULL) {
- return EFI_NOT_FOUND;
- }
-
- RemoveEntryList (&OneOfOption->Link);
-
- //
- // Insert to head.
- //
- InsertHeadList (&Question->OptionListHead, &OneOfOption->Link);
- }
-
- FreePool (HiiValueArray);
-
- return EFI_SUCCESS;
-}
-
-/**
- Base on the type to compare the value.
-
- @param Value1 The first value need to compare.
- @param Value2 The second value need to compare.
- @param Type The value type for above two values.
-
- @retval TRUE The two value are same.
- @retval FALSE The two value are different.
-
-**/
-BOOLEAN
-IsValuesEqual (
- IN EFI_IFR_TYPE_VALUE *Value1,
- IN EFI_IFR_TYPE_VALUE *Value2,
- IN UINT8 Type
- )
-{
- switch (Type) {
- case EFI_IFR_TYPE_BOOLEAN:
- case EFI_IFR_TYPE_NUM_SIZE_8:
- return (BOOLEAN) (Value1->u8 == Value2->u8);
-
- case EFI_IFR_TYPE_NUM_SIZE_16:
- return (BOOLEAN) (Value1->u16 == Value2->u16);
-
- case EFI_IFR_TYPE_NUM_SIZE_32:
- return (BOOLEAN) (Value1->u32 == Value2->u32);
-
- case EFI_IFR_TYPE_NUM_SIZE_64:
- return (BOOLEAN) (Value1->u64 == Value2->u64);
-
- default:
- ASSERT (FALSE);
- return FALSE;
- }
-}
-
-/**
- Base on the type to set the value.
-
- @param Dest The dest value.
- @param Source The source value.
- @param Type The value type for above two values.
-
-**/
-VOID
-SetValuesByType (
- OUT EFI_IFR_TYPE_VALUE *Dest,
- IN EFI_IFR_TYPE_VALUE *Source,
- IN UINT8 Type
- )
-{
- switch (Type) {
- case EFI_IFR_TYPE_BOOLEAN:
- Dest->b = Source->b;
- break;
-
- case EFI_IFR_TYPE_NUM_SIZE_8:
- Dest->u8 = Source->u8;
- break;
-
- case EFI_IFR_TYPE_NUM_SIZE_16:
- Dest->u16 = Source->u16;
- break;
-
- case EFI_IFR_TYPE_NUM_SIZE_32:
- Dest->u32 = Source->u32;
- break;
-
- case EFI_IFR_TYPE_NUM_SIZE_64:
- Dest->u64 = Source->u64;
- break;
-
- default:
- ASSERT (FALSE);
- break;
- }
-}
-
-/**
- Get selection for OneOf and OrderedList (Left/Right will be ignored).
-
- @param MenuOption Pointer to the current input menu.
-
- @retval EFI_SUCCESS If Option input is processed successfully
- @retval EFI_DEVICE_ERROR If operation fails
-
-**/
-EFI_STATUS
-GetSelectionInputPopUp (
- IN UI_MENU_OPTION *MenuOption
- )
-{
- EFI_STATUS Status;
- EFI_INPUT_KEY Key;
- UINTN Index;
- CHAR16 *StringPtr;
- CHAR16 *TempStringPtr;
- UINTN Index2;
- UINTN TopOptionIndex;
- UINTN HighlightOptionIndex;
- UINTN Start;
- UINTN End;
- UINTN Top;
- UINTN Bottom;
- UINTN PopUpMenuLines;
- UINTN MenuLinesInView;
- UINTN PopUpWidth;
- CHAR16 Character;
- INT32 SavedAttribute;
- BOOLEAN ShowDownArrow;
- BOOLEAN ShowUpArrow;
- UINTN DimensionsWidth;
- LIST_ENTRY *Link;
- BOOLEAN OrderedList;
- UINT8 *ValueArray;
- UINT8 *ReturnValue;
- UINT8 ValueType;
- EFI_HII_VALUE HiiValue;
- DISPLAY_QUESTION_OPTION *OneOfOption;
- DISPLAY_QUESTION_OPTION *CurrentOption;
- FORM_DISPLAY_ENGINE_STATEMENT *Question;
- INTN Result;
- EFI_IFR_ORDERED_LIST *OrderList;
-
- DimensionsWidth = gStatementDimensions.RightColumn - gStatementDimensions.LeftColumn;
-
- ValueArray = NULL;
- ValueType = 0;
- CurrentOption = NULL;
- ShowDownArrow = FALSE;
- ShowUpArrow = FALSE;
-
- StringPtr = AllocateZeroPool ((gOptionBlockWidth + 1) * 2);
- ASSERT (StringPtr);
-
- ZeroMem (&HiiValue, sizeof (EFI_HII_VALUE));
-
- Question = MenuOption->ThisTag;
- if (Question->OpCode->OpCode == EFI_IFR_ORDERED_LIST_OP) {
- Link = GetFirstNode (&Question->OptionListHead);
- OneOfOption = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
- ValueArray = Question->CurrentValue.Buffer;
- ValueType = OneOfOption->OptionOpCode->Type;
- OrderedList = TRUE;
- OrderList = (EFI_IFR_ORDERED_LIST *) Question->OpCode;
- } else {
- OrderedList = FALSE;
- OrderList = NULL;
- }
-
- //
- // Calculate Option count
- //
- PopUpMenuLines = 0;
- if (OrderedList) {
- AdjustOptionOrder(Question, &PopUpMenuLines);
- } else {
- Link = GetFirstNode (&Question->OptionListHead);
- while (!IsNull (&Question->OptionListHead, Link)) {
- OneOfOption = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
- PopUpMenuLines++;
- Link = GetNextNode (&Question->OptionListHead, Link);
- }
- }
-
- //
- // Get the number of one of options present and its size
- //
- PopUpWidth = 0;
- HighlightOptionIndex = 0;
- Link = GetFirstNode (&Question->OptionListHead);
- for (Index = 0; Index < PopUpMenuLines; Index++) {
- OneOfOption = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
-
- StringPtr = GetToken (OneOfOption->OptionOpCode->Option, gFormData->HiiHandle);
- if (StrLen (StringPtr) > PopUpWidth) {
- PopUpWidth = StrLen (StringPtr);
- }
- FreePool (StringPtr);
- HiiValue.Type = OneOfOption->OptionOpCode->Type;
- SetValuesByType (&HiiValue.Value, &OneOfOption->OptionOpCode->Value, HiiValue.Type);
- if (!OrderedList && (CompareHiiValue (&Question->CurrentValue, &HiiValue, &Result, NULL) == EFI_SUCCESS) && (Result == 0)) {
- //
- // Find current selected Option for OneOf
- //
- HighlightOptionIndex = Index;
- }
-
- Link = GetNextNode (&Question->OptionListHead, Link);
- }
-
- //
- // Perform popup menu initialization.
- //
- PopUpWidth = PopUpWidth + POPUP_PAD_SPACE_COUNT;
-
- SavedAttribute = gST->ConOut->Mode->Attribute;
- gST->ConOut->SetAttribute (gST->ConOut, GetPopupColor ());
-
- if ((PopUpWidth + POPUP_FRAME_WIDTH) > DimensionsWidth) {
- PopUpWidth = DimensionsWidth - POPUP_FRAME_WIDTH;
- }
-
- Start = (DimensionsWidth - PopUpWidth - POPUP_FRAME_WIDTH) / 2 + gStatementDimensions.LeftColumn;
- End = Start + PopUpWidth + POPUP_FRAME_WIDTH;
- Top = gStatementDimensions.TopRow;
- Bottom = gStatementDimensions.BottomRow - 1;
-
- MenuLinesInView = Bottom - Top - 1;
- if (MenuLinesInView >= PopUpMenuLines) {
- Top = Top + (MenuLinesInView - PopUpMenuLines) / 2;
- Bottom = Top + PopUpMenuLines + 1;
- } else {
- ShowDownArrow = TRUE;
- }
-
- if (HighlightOptionIndex > (MenuLinesInView - 1)) {
- TopOptionIndex = HighlightOptionIndex - MenuLinesInView + 1;
- } else {
- TopOptionIndex = 0;
- }
-
- do {
- //
- // Clear that portion of the screen
- //
- ClearLines (Start, End, Top, Bottom, GetPopupColor ());
-
- //
- // Draw "One of" pop-up menu
- //
- Character = BOXDRAW_DOWN_RIGHT;
- PrintCharAt (Start, Top, Character);
- for (Index = Start; Index + 2 < End; Index++) {
- if ((ShowUpArrow) && ((Index + 1) == (Start + End) / 2)) {
- Character = GEOMETRICSHAPE_UP_TRIANGLE;
- } else {
- Character = BOXDRAW_HORIZONTAL;
- }
-
- PrintCharAt ((UINTN)-1, (UINTN)-1, Character);
- }
-
- Character = BOXDRAW_DOWN_LEFT;
- PrintCharAt ((UINTN)-1, (UINTN)-1, Character);
- Character = BOXDRAW_VERTICAL;
- for (Index = Top + 1; Index < Bottom; Index++) {
- PrintCharAt (Start, Index, Character);
- PrintCharAt (End - 1, Index, Character);
- }
-
- //
- // Move to top Option
- //
- Link = GetFirstNode (&Question->OptionListHead);
- for (Index = 0; Index < TopOptionIndex; Index++) {
- Link = GetNextNode (&Question->OptionListHead, Link);
- }
-
- //
- // Display the One of options
- //
- Index2 = Top + 1;
- for (Index = TopOptionIndex; (Index < PopUpMenuLines) && (Index2 < Bottom); Index++) {
- OneOfOption = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
- Link = GetNextNode (&Question->OptionListHead, Link);
-
- StringPtr = GetToken (OneOfOption->OptionOpCode->Option, gFormData->HiiHandle);
- ASSERT (StringPtr != NULL);
- //
- // If the string occupies multiple lines, truncate it to fit in one line,
- // and append a "..." for indication.
- //
- if (StrLen (StringPtr) > (PopUpWidth - 1)) {
- TempStringPtr = AllocateZeroPool (sizeof (CHAR16) * (PopUpWidth - 1));
- ASSERT ( TempStringPtr != NULL );
- CopyMem (TempStringPtr, StringPtr, (sizeof (CHAR16) * (PopUpWidth - 5)));
- FreePool (StringPtr);
- StringPtr = TempStringPtr;
- StrCat (StringPtr, L"...");
- }
-
- if (Index == HighlightOptionIndex) {
- //
- // Highlight the selected one
- //
- CurrentOption = OneOfOption;
-
- gST->ConOut->SetAttribute (gST->ConOut, GetPickListColor ());
- PrintStringAt (Start + 2, Index2, StringPtr);
- gST->ConOut->SetAttribute (gST->ConOut, GetPopupColor ());
- } else {
- gST->ConOut->SetAttribute (gST->ConOut, GetPopupColor ());
- PrintStringAt (Start + 2, Index2, StringPtr);
- }
-
- Index2++;
- FreePool (StringPtr);
- }
-
- Character = BOXDRAW_UP_RIGHT;
- PrintCharAt (Start, Bottom, Character);
- for (Index = Start; Index + 2 < End; Index++) {
- if ((ShowDownArrow) && ((Index + 1) == (Start + End) / 2)) {
- Character = GEOMETRICSHAPE_DOWN_TRIANGLE;
- } else {
- Character = BOXDRAW_HORIZONTAL;
- }
-
- PrintCharAt ((UINTN)-1, (UINTN)-1, Character);
- }
-
- Character = BOXDRAW_UP_LEFT;
- PrintCharAt ((UINTN)-1, (UINTN)-1, Character);
-
- //
- // Get User selection
- //
- Key.UnicodeChar = CHAR_NULL;
- if ((gDirection == SCAN_UP) || (gDirection == SCAN_DOWN)) {
- Key.ScanCode = gDirection;
- gDirection = 0;
- goto TheKey;
- }
-
- Status = WaitForKeyStroke (&Key);
-
-TheKey:
- switch (Key.UnicodeChar) {
- case '+':
- if (OrderedList) {
- if ((TopOptionIndex > 0) && (TopOptionIndex == HighlightOptionIndex)) {
- //
- // Highlight reaches the top of the popup window, scroll one menu item.
- //
- TopOptionIndex--;
- ShowDownArrow = TRUE;
- }
-
- if (TopOptionIndex == 0) {
- ShowUpArrow = FALSE;
- }
-
- if (HighlightOptionIndex > 0) {
- HighlightOptionIndex--;
-
- ASSERT (CurrentOption != NULL);
- SwapListEntries (CurrentOption->Link.BackLink, &CurrentOption->Link);
- }
- }
- break;
-
- case '-':
- //
- // If an ordered list op-code, we will allow for a popup of +/- keys
- // to create an ordered list of items
- //
- if (OrderedList) {
- if (((TopOptionIndex + MenuLinesInView) < PopUpMenuLines) &&
- (HighlightOptionIndex == (TopOptionIndex + MenuLinesInView - 1))) {
- //
- // Highlight reaches the bottom of the popup window, scroll one menu item.
- //
- TopOptionIndex++;
- ShowUpArrow = TRUE;
- }
-
- if ((TopOptionIndex + MenuLinesInView) == PopUpMenuLines) {
- ShowDownArrow = FALSE;
- }
-
- if (HighlightOptionIndex < (PopUpMenuLines - 1)) {
- HighlightOptionIndex++;
-
- ASSERT (CurrentOption != NULL);
- SwapListEntries (&CurrentOption->Link, CurrentOption->Link.ForwardLink);
- }
- }
- break;
-
- case CHAR_NULL:
- switch (Key.ScanCode) {
- case SCAN_UP:
- case SCAN_DOWN:
- if (Key.ScanCode == SCAN_UP) {
- if ((TopOptionIndex > 0) && (TopOptionIndex == HighlightOptionIndex)) {
- //
- // Highlight reaches the top of the popup window, scroll one menu item.
- //
- TopOptionIndex--;
- ShowDownArrow = TRUE;
- }
-
- if (TopOptionIndex == 0) {
- ShowUpArrow = FALSE;
- }
-
- if (HighlightOptionIndex > 0) {
- HighlightOptionIndex--;
- }
- } else {
- if (((TopOptionIndex + MenuLinesInView) < PopUpMenuLines) &&
- (HighlightOptionIndex == (TopOptionIndex + MenuLinesInView - 1))) {
- //
- // Highlight reaches the bottom of the popup window, scroll one menu item.
- //
- TopOptionIndex++;
- ShowUpArrow = TRUE;
- }
-
- if ((TopOptionIndex + MenuLinesInView) == PopUpMenuLines) {
- ShowDownArrow = FALSE;
- }
-
- if (HighlightOptionIndex < (PopUpMenuLines - 1)) {
- HighlightOptionIndex++;
- }
- }
- break;
-
- case SCAN_ESC:
- gST->ConOut->SetAttribute (gST->ConOut, SavedAttribute);
-
- //
- // Restore link list order for orderedlist
- //
- if (OrderedList) {
- HiiValue.Type = ValueType;
- HiiValue.Value.u64 = 0;
- for (Index = 0; Index < OrderList->MaxContainers; Index++) {
- HiiValue.Value.u64 = GetArrayData (ValueArray, ValueType, Index);
- if (HiiValue.Value.u64 == 0) {
- break;
- }
-
- OneOfOption = ValueToOption (Question, &HiiValue);
- if (OneOfOption == NULL) {
- return EFI_NOT_FOUND;
- }
-
- RemoveEntryList (&OneOfOption->Link);
- InsertTailList (&Question->OptionListHead, &OneOfOption->Link);
- }
- }
-
- return EFI_DEVICE_ERROR;
-
- default:
- break;
- }
-
- break;
-
- case CHAR_CARRIAGE_RETURN:
- //
- // return the current selection
- //
- if (OrderedList) {
- ReturnValue = AllocateZeroPool (Question->CurrentValue.BufferLen);
- ASSERT (ReturnValue != NULL);
- Index = 0;
- Link = GetFirstNode (&Question->OptionListHead);
- while (!IsNull (&Question->OptionListHead, Link)) {
- OneOfOption = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
- Link = GetNextNode (&Question->OptionListHead, Link);
-
- SetArrayData (ReturnValue, ValueType, Index, OneOfOption->OptionOpCode->Value.u64);
-
- Index++;
- if (Index > OrderList->MaxContainers) {
- break;
- }
- }
- if (CompareMem (ReturnValue, ValueArray, Question->CurrentValue.BufferLen) == 0) {
- FreePool (ReturnValue);
- return EFI_DEVICE_ERROR;
- } else {
- gUserInput->InputValue.Buffer = ReturnValue;
- gUserInput->InputValue.BufferLen = Question->CurrentValue.BufferLen;
- Status = EFI_SUCCESS;
- }
- } else {
- ASSERT (CurrentOption != NULL);
- gUserInput->InputValue.Type = CurrentOption->OptionOpCode->Type;
- if (IsValuesEqual (&Question->CurrentValue.Value, &CurrentOption->OptionOpCode->Value, gUserInput->InputValue.Type)) {
- return EFI_DEVICE_ERROR;
- } else {
- SetValuesByType (&gUserInput->InputValue.Value, &CurrentOption->OptionOpCode->Value, gUserInput->InputValue.Type);
- Status = EFI_SUCCESS;
- }
- }
-
- gST->ConOut->SetAttribute (gST->ConOut, SavedAttribute);
-
- return ValidateQuestion (Question);
-
- default:
- break;
- }
- } while (TRUE);
-
-}
-
|