diff options
Diffstat (limited to 'MdeModulePkg/Universal/DisplayEngineDxe/ProcessOptions.c')
| -rw-r--r-- | MdeModulePkg/Universal/DisplayEngineDxe/ProcessOptions.c | 1286 |
1 files changed, 1286 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/DisplayEngineDxe/ProcessOptions.c b/MdeModulePkg/Universal/DisplayEngineDxe/ProcessOptions.c new file mode 100644 index 0000000000..aca043a8c2 --- /dev/null +++ b/MdeModulePkg/Universal/DisplayEngineDxe/ProcessOptions.c @@ -0,0 +1,1286 @@ +/** @file
+Implementation for handling the User Interface option processing.
+
+
+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"
+
+/**
+ Concatenate a narrow string to another string.
+
+ @param Destination The destination string.
+ @param Source The source string. The string to be concatenated.
+ to the end of Destination.
+
+**/
+VOID
+NewStrCat (
+ IN OUT CHAR16 *Destination,
+ IN CHAR16 *Source
+ )
+{
+ UINTN Length;
+
+ for (Length = 0; Destination[Length] != 0; Length++)
+ ;
+
+ //
+ // We now have the length of the original string
+ // We can safely assume for now that we are concatenating a narrow value to this string.
+ // For instance, the string is "XYZ" and cat'ing ">"
+ // If this assumption changes, we need to make this routine a bit more complex
+ //
+ Destination[Length] = NARROW_CHAR;
+ Length++;
+
+ StrCpy (Destination + Length, Source);
+}
+
+/**
+ Compare two Hii value.
+
+ @param Value1 Expression value to compare on left-hand.
+ @param Value2 Expression value to compare on right-hand.
+ @param Result Return value after compare.
+ retval 0 Two operators equal.
+ return Positive value if Value1 is greater than Value2.
+ retval Negative value if Value1 is less than Value2.
+ @param HiiHandle Only required for string compare.
+
+ @retval other Could not perform compare on two values.
+ @retval EFI_SUCCESS Compare the value success.
+
+**/
+EFI_STATUS
+CompareHiiValue (
+ IN EFI_HII_VALUE *Value1,
+ IN EFI_HII_VALUE *Value2,
+ OUT INTN *Result,
+ IN EFI_HII_HANDLE HiiHandle OPTIONAL
+ )
+{
+ INT64 Temp64;
+ CHAR16 *Str1;
+ CHAR16 *Str2;
+ UINTN Len;
+
+ if (Value1->Type >= EFI_IFR_TYPE_OTHER || Value2->Type >= EFI_IFR_TYPE_OTHER ) {
+ if (Value1->Type != EFI_IFR_TYPE_BUFFER && Value2->Type != EFI_IFR_TYPE_BUFFER) {
+ return EFI_UNSUPPORTED;
+ }
+ }
+
+ if (Value1->Type == EFI_IFR_TYPE_STRING || Value2->Type == EFI_IFR_TYPE_STRING ) {
+ if (Value1->Type != Value2->Type) {
+ //
+ // Both Operator should be type of String
+ //
+ return EFI_UNSUPPORTED;
+ }
+
+ if (Value1->Value.string == 0 || Value2->Value.string == 0) {
+ //
+ // StringId 0 is reserved
+ //
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (Value1->Value.string == Value2->Value.string) {
+ *Result = 0;
+ return EFI_SUCCESS;
+ }
+
+ Str1 = GetToken (Value1->Value.string, HiiHandle);
+ if (Str1 == NULL) {
+ //
+ // String not found
+ //
+ return EFI_NOT_FOUND;
+ }
+
+ Str2 = GetToken (Value2->Value.string, HiiHandle);
+ if (Str2 == NULL) {
+ FreePool (Str1);
+ return EFI_NOT_FOUND;
+ }
+
+ *Result = StrCmp (Str1, Str2);
+
+ FreePool (Str1);
+ FreePool (Str2);
+
+ return EFI_SUCCESS;
+ }
+
+ if (Value1->Type == EFI_IFR_TYPE_BUFFER || Value2->Type == EFI_IFR_TYPE_BUFFER ) {
+ if (Value1->Type != Value2->Type) {
+ //
+ // Both Operator should be type of Buffer.
+ //
+ return EFI_UNSUPPORTED;
+ }
+ Len = Value1->BufferLen > Value2->BufferLen ? Value2->BufferLen : Value1->BufferLen;
+ *Result = CompareMem (Value1->Buffer, Value2->Buffer, Len);
+ if ((*Result == 0) && (Value1->BufferLen != Value2->BufferLen))
+ {
+ //
+ // In this case, means base on samll number buffer, the data is same
+ // So which value has more data, which value is bigger.
+ //
+ *Result = Value1->BufferLen > Value2->BufferLen ? 1 : -1;
+ }
+ return EFI_SUCCESS;
+ }
+
+ //
+ // Take remain types(integer, boolean, date/time) as integer
+ //
+ Temp64 = (INT64) (Value1->Value.u64 - Value2->Value.u64);
+ if (Temp64 > 0) {
+ *Result = 1;
+ } else if (Temp64 < 0) {
+ *Result = -1;
+ } else {
+ *Result = 0;
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ Search an Option of a Question by its value.
+
+ @param Question The Question
+ @param OptionValue Value for Option to be searched.
+
+ @retval Pointer Pointer to the found Option.
+ @retval NULL Option not found.
+
+**/
+DISPLAY_QUESTION_OPTION *
+ValueToOption (
+ IN FORM_DISPLAY_ENGINE_STATEMENT *Question,
+ IN EFI_HII_VALUE *OptionValue
+ )
+{
+ LIST_ENTRY *Link;
+ DISPLAY_QUESTION_OPTION *Option;
+ INTN Result;
+ EFI_HII_VALUE Value;
+
+ Link = GetFirstNode (&Question->OptionListHead);
+ while (!IsNull (&Question->OptionListHead, Link)) {
+ Option = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
+
+ ZeroMem (&Value, sizeof (EFI_HII_VALUE));
+ Value.Type = Option->OptionOpCode->Type;
+ CopyMem (&Value.Value, &Option->OptionOpCode->Value, Option->OptionOpCode->Header.Length - OFFSET_OF (EFI_IFR_ONE_OF_OPTION, Value));
+
+ if ((CompareHiiValue (&Value, OptionValue, &Result, NULL) == EFI_SUCCESS) && (Result == 0)) {
+ return Option;
+ }
+
+ Link = GetNextNode (&Question->OptionListHead, Link);
+ }
+
+ return NULL;
+}
+
+
+/**
+ Return data element in an Array by its Index.
+
+ @param Array The data array.
+ @param Type Type of the data in this array.
+ @param Index Zero based index for data in this array.
+
+ @retval Value The data to be returned
+
+**/
+UINT64
+GetArrayData (
+ IN VOID *Array,
+ IN UINT8 Type,
+ IN UINTN Index
+ )
+{
+ UINT64 Data;
+
+ ASSERT (Array != NULL);
+
+ Data = 0;
+ switch (Type) {
+ case EFI_IFR_TYPE_NUM_SIZE_8:
+ Data = (UINT64) *(((UINT8 *) Array) + Index);
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_16:
+ Data = (UINT64) *(((UINT16 *) Array) + Index);
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_32:
+ Data = (UINT64) *(((UINT32 *) Array) + Index);
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_64:
+ Data = (UINT64) *(((UINT64 *) Array) + Index);
+ break;
+
+ default:
+ break;
+ }
+
+ return Data;
+}
+
+
+/**
+ Set value of a data element in an Array by its Index.
+
+ @param Array The data array.
+ @param Type Type of the data in this array.
+ @param Index Zero based index for data in this array.
+ @param Value The value to be set.
+
+**/
+VOID
+SetArrayData (
+ IN VOID *Array,
+ IN UINT8 Type,
+ IN UINTN Index,
+ IN UINT64 Value
+ )
+{
+
+ ASSERT (Array != NULL);
+
+ switch (Type) {
+ case EFI_IFR_TYPE_NUM_SIZE_8:
+ *(((UINT8 *) Array) + Index) = (UINT8) Value;
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_16:
+ *(((UINT16 *) Array) + Index) = (UINT16) Value;
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_32:
+ *(((UINT32 *) Array) + Index) = (UINT32) Value;
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_64:
+ *(((UINT64 *) Array) + Index) = (UINT64) Value;
+ break;
+
+ default:
+ break;
+ }
+}
+
+/**
+ Check whether this value already in the array, if yes, return the index.
+
+ @param Array The data array.
+ @param Type Type of the data in this array.
+ @param Value The value to be find.
+ @param Index The index in the array which has same value with Value.
+
+ @retval TRUE Found the value in the array.
+ @retval FALSE Not found the value.
+
+**/
+BOOLEAN
+FindArrayData (
+ IN VOID *Array,
+ IN UINT8 Type,
+ IN UINT64 Value,
+ OUT UINTN *Index OPTIONAL
+ )
+{
+ UINTN Count;
+ UINT64 TmpValue;
+ UINT64 ValueComp;
+
+ ASSERT (Array != NULL);
+
+ Count = 0;
+ TmpValue = 0;
+
+ switch (Type) {
+ case EFI_IFR_TYPE_NUM_SIZE_8:
+ ValueComp = (UINT8) Value;
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_16:
+ ValueComp = (UINT16) Value;
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_32:
+ ValueComp = (UINT32) Value;
+ break;
+
+ case EFI_IFR_TYPE_NUM_SIZE_64:
+ ValueComp = (UINT64) Value;
+ break;
+
+ default:
+ ValueComp = 0;
+ break;
+ }
+
+ while ((TmpValue = GetArrayData (Array, Type, Count)) != 0) {
+ if (ValueComp == TmpValue) {
+ if (Index != NULL) {
+ *Index = Count;
+ }
+ return TRUE;
+ }
+
+ Count ++;
+ }
+
+ return FALSE;
+}
+
+/**
+ Print Question Value according to it's storage width and display attributes.
+
+ @param Question The Question to be printed.
+ @param FormattedNumber Buffer for output string.
+ @param BufferSize The FormattedNumber buffer size in bytes.
+
+ @retval EFI_SUCCESS Print success.
+ @retval EFI_BUFFER_TOO_SMALL Buffer size is not enough for formatted number.
+
+**/
+EFI_STATUS
+PrintFormattedNumber (
+ IN FORM_DISPLAY_ENGINE_STATEMENT *Question,
+ IN OUT CHAR16 *FormattedNumber,
+ IN UINTN BufferSize
+ )
+{
+ INT64 Value;
+ CHAR16 *Format;
+ EFI_HII_VALUE *QuestionValue;
+ EFI_IFR_NUMERIC *NumericOp;
+
+ if (BufferSize < (21 * sizeof (CHAR16))) {
+ return EFI_BUFFER_TOO_SMALL;
+ }
+
+ QuestionValue = &Question->CurrentValue;
+ NumericOp = (EFI_IFR_NUMERIC *) Question->OpCode;
+
+ Value = (INT64) QuestionValue->Value.u64;
+ switch (NumericOp->Flags & EFI_IFR_DISPLAY) {
+ case EFI_IFR_DISPLAY_INT_DEC:
+ switch (QuestionValue->Type) {
+ case EFI_IFR_NUMERIC_SIZE_1:
+ Value = (INT64) ((INT8) QuestionValue->Value.u8);
+ break;
+
+ case EFI_IFR_NUMERIC_SIZE_2:
+ Value = (INT64) ((INT16) QuestionValue->Value.u16);
+ break;
+
+ case EFI_IFR_NUMERIC_SIZE_4:
+ Value = (INT64) ((INT32) QuestionValue->Value.u32);
+ break;
+
+ case EFI_IFR_NUMERIC_SIZE_8:
+ default:
+ break;
+ }
+
+ if (Value < 0) {
+ Value = -Value;
+ Format = L"-%ld";
+ } else {
+ Format = L"%ld";
+ }
+ break;
+
+ case EFI_IFR_DISPLAY_UINT_DEC:
+ Format = L"%ld";
+ break;
+
+ case EFI_IFR_DISPLAY_UINT_HEX:
+ Format = L"%lx";
+ break;
+
+ default:
+ return EFI_UNSUPPORTED;
+ break;
+ }
+
+ UnicodeSPrint (FormattedNumber, BufferSize, Format, Value);
+
+ return EFI_SUCCESS;
+}
+
+
+/**
+ Draw a pop up windows based on the dimension, number of lines and
+ strings specified.
+
+ @param RequestedWidth The width of the pop-up.
+ @param NumberOfLines The number of lines.
+ @param Marker The variable argument list for the list of string to be printed.
+
+**/
+VOID
+CreateSharedPopUp (
+ IN UINTN RequestedWidth,
+ IN UINTN NumberOfLines,
+ IN VA_LIST Marker
+ )
+{
+ UINTN Index;
+ UINTN Count;
+ CHAR16 Character;
+ UINTN Start;
+ UINTN End;
+ UINTN Top;
+ UINTN Bottom;
+ CHAR16 *String;
+ UINTN DimensionsWidth;
+ UINTN DimensionsHeight;
+
+ DimensionsWidth = gStatementDimensions.RightColumn - gStatementDimensions.LeftColumn;
+ DimensionsHeight = gStatementDimensions.BottomRow - gStatementDimensions.TopRow;
+
+ gST->ConOut->SetAttribute (gST->ConOut, GetPopupColor ());
+
+ if ((RequestedWidth + 2) > DimensionsWidth) {
+ RequestedWidth = DimensionsWidth - 2;
+ }
+
+ //
+ // Subtract the PopUp width from total Columns, allow for one space extra on
+ // each end plus a border.
+ //
+ Start = (DimensionsWidth - RequestedWidth - 2) / 2 + gStatementDimensions.LeftColumn + 1;
+ End = Start + RequestedWidth + 1;
+
+ Top = ((DimensionsHeight - NumberOfLines - 2) / 2) + gStatementDimensions.TopRow - 1;
+ Bottom = Top + NumberOfLines + 2;
+
+ Character = BOXDRAW_DOWN_RIGHT;
+ PrintCharAt (Start, Top, Character);
+ Character = BOXDRAW_HORIZONTAL;
+ for (Index = Start; Index + 2 < End; Index++) {
+ PrintCharAt ((UINTN)-1, (UINTN)-1, Character);
+ }
+
+ Character = BOXDRAW_DOWN_LEFT;
+ PrintCharAt ((UINTN)-1, (UINTN)-1, Character);
+ Character = BOXDRAW_VERTICAL;
+
+ Count = 0;
+ for (Index = Top; Index + 2 < Bottom; Index++, Count++) {
+ String = VA_ARG (Marker, CHAR16*);
+
+ //
+ // This will clear the background of the line - we never know who might have been
+ // here before us. This differs from the next clear in that it used the non-reverse
+ // video for normal printing.
+ //
+ if (GetStringWidth (String) / 2 > 1) {
+ ClearLines (Start, End, Index + 1, Index + 1, GetPopupColor ());
+ }
+
+ //
+ // Passing in a space results in the assumption that this is where typing will occur
+ //
+ if (String[0] == L' ') {
+ ClearLines (Start + 1, End - 1, Index + 1, Index + 1, GetPopupInverseColor ());
+ }
+
+ //
+ // Passing in a NULL results in a blank space
+ //
+ if (String[0] == CHAR_NULL) {
+ ClearLines (Start, End, Index + 1, Index + 1, GetPopupColor ());
+ }
+
+ PrintStringAt (
+ ((DimensionsWidth - GetStringWidth (String) / 2) / 2) + gStatementDimensions.LeftColumn + 1,
+ Index + 1,
+ String
+ );
+ gST->ConOut->SetAttribute (gST->ConOut, GetPopupColor ());
+ PrintCharAt (Start, Index + 1, Character);
+ PrintCharAt (End - 1, Index + 1, Character);
+ }
+
+ Character = BOXDRAW_UP_RIGHT;
+ PrintCharAt (Start, Bottom - 1, Character);
+ Character = BOXDRAW_HORIZONTAL;
+ for (Index = Start; Index + 2 < End; Index++) {
+ PrintCharAt ((UINTN)-1, (UINTN)-1, Character);
+ }
+
+ Character = BOXDRAW_UP_LEFT;
+ PrintCharAt ((UINTN)-1, (UINTN)-1, Character);
+}
+
+/**
+ Draw a pop up windows based on the dimension, number of lines and
+ strings specified.
+
+ @param RequestedWidth The width of the pop-up.
+ @param NumberOfLines The number of lines.
+ @param ... A series of text strings that displayed in the pop-up.
+
+**/
+VOID
+EFIAPI
+CreateMultiStringPopUp (
+ IN UINTN RequestedWidth,
+ IN UINTN NumberOfLines,
+ ...
+ )
+{
+ VA_LIST Marker;
+
+ VA_START (Marker, NumberOfLines);
+
+ CreateSharedPopUp (RequestedWidth, NumberOfLines, Marker);
+
+ VA_END (Marker);
+}
+
+/**
+ Process validate for one question.
+
+ @param Question The question need to be validate.
+
+ @retval EFI_SUCCESS Question Option process success.
+ @retval EFI_INVALID_PARAMETER Question Option process fail.
+
+**/
+EFI_STATUS
+ValidateQuestion (
+ IN FORM_DISPLAY_ENGINE_STATEMENT *Question
+ )
+{
+ CHAR16 *ErrorInfo;
+ EFI_INPUT_KEY Key;
+ EFI_STATUS Status;
+ STATEMENT_ERROR_INFO RetInfo;
+ UINT32 RetVal;
+
+ if (Question->ValidateQuestion == NULL) {
+ return EFI_SUCCESS;
+ }
+
+ Status = EFI_SUCCESS;
+ RetVal = Question->ValidateQuestion(gFormData, Question, &gUserInput->InputValue, &RetInfo);
+
+ switch (RetVal) {
+ case INCOSISTENT_IF_TRUE:
+ //
+ // Condition meet, show up error message
+ //
+ ASSERT (RetInfo.StringId != 0);
+ ErrorInfo = GetToken (RetInfo.StringId, gFormData->HiiHandle);
+ do {
+ CreateDialog (&Key, gEmptyString, ErrorInfo, gPressEnter, gEmptyString, NULL);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+ FreePool (ErrorInfo);
+
+ Status = EFI_INVALID_PARAMETER;
+ break;
+
+ default:
+ break;
+ }
+
+ return Status;
+}
+
+/**
+ Display error message for invalid password.
+
+**/
+VOID
+PasswordInvalid (
+ VOID
+ )
+{
+ EFI_INPUT_KEY Key;
+
+ //
+ // Invalid password, prompt error message
+ //
+ do {
+ CreateDialog (&Key, gEmptyString, gPassowordInvalid, gPressEnter, gEmptyString, NULL);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+}
+
+/**
+ Process password op code.
+
+ @param MenuOption The menu for current password op code.
+
+ @retval EFI_SUCCESS Question Option process success.
+ @retval Other Question Option process fail.
+
+**/
+EFI_STATUS
+PasswordProcess (
+ IN UI_MENU_OPTION *MenuOption
+ )
+{
+ CHAR16 *StringPtr;
+ CHAR16 *TempString;
+ UINTN Maximum;
+ EFI_STATUS Status;
+ EFI_IFR_PASSWORD *PasswordInfo;
+ FORM_DISPLAY_ENGINE_STATEMENT *Question;
+ EFI_INPUT_KEY Key;
+
+ Question = MenuOption->ThisTag;
+ PasswordInfo = (EFI_IFR_PASSWORD *) Question->OpCode;
+ Maximum = PasswordInfo->MaxSize;
+ Status = EFI_SUCCESS;
+
+ StringPtr = AllocateZeroPool ((Maximum + 1) * sizeof (CHAR16));
+ ASSERT (StringPtr);
+
+ //
+ // Use a NULL password to test whether old password is required
+ //
+ *StringPtr = 0;
+ Status = Question->PasswordCheck (gFormData, Question, StringPtr);
+ if (Status == EFI_NOT_AVAILABLE_YET || Status == EFI_UNSUPPORTED) {
+ //
+ // Password can't be set now.
+ //
+ FreePool (StringPtr);
+ return EFI_SUCCESS;
+ }
+
+ if (EFI_ERROR (Status)) {
+ //
+ // Old password exist, ask user for the old password
+ //
+ Status = ReadString (MenuOption, gPromptForPassword, StringPtr);
+ if (EFI_ERROR (Status)) {
+ FreePool (StringPtr);
+ return Status;
+ }
+
+ //
+ // Check user input old password
+ //
+ Status = Question->PasswordCheck (gFormData, Question, StringPtr);
+ if (EFI_ERROR (Status)) {
+ if (Status == EFI_NOT_READY) {
+ //
+ // Typed in old password incorrect
+ //
+ PasswordInvalid ();
+ } else {
+ Status = EFI_SUCCESS;
+ }
+
+ FreePool (StringPtr);
+ return Status;
+ }
+ }
+
+ //
+ // Ask for new password
+ //
+ ZeroMem (StringPtr, (Maximum + 1) * sizeof (CHAR16));
+ Status = ReadString (MenuOption, gPromptForNewPassword, StringPtr);
+ if (EFI_ERROR (Status)) {
+ //
+ // Reset state machine for password
+ //
+ Question->PasswordCheck (gFormData, Question, NULL);
+ FreePool (StringPtr);
+ return Status;
+ }
+
+ //
+ // Confirm new password
+ //
+ TempString = AllocateZeroPool ((Maximum + 1) * sizeof (CHAR16));
+ ASSERT (TempString);
+ Status = ReadString (MenuOption, gConfirmPassword, TempString);
+ if (EFI_ERROR (Status)) {
+ //
+ // Reset state machine for password
+ //
+ Question->PasswordCheck (gFormData, Question, NULL);
+ FreePool (StringPtr);
+ FreePool (TempString);
+ return Status;
+ }
+
+ //
+ // Compare two typed-in new passwords
+ //
+ if (StrCmp (StringPtr, TempString) == 0) {
+ gUserInput->InputValue.Buffer = AllocateCopyPool (Question->CurrentValue.BufferLen, StringPtr);
+ gUserInput->InputValue.BufferLen = Question->CurrentValue.BufferLen;
+ gUserInput->InputValue.Type = Question->CurrentValue.Type;
+ gUserInput->InputValue.Value.string = HiiSetString(gFormData->HiiHandle, gUserInput->InputValue.Value.string, StringPtr, NULL);
+ FreePool (StringPtr);
+
+ Status = ValidateQuestion (Question);
+
+ if (EFI_ERROR (Status)) {
+ //
+ // Reset state machine for password
+ //
+ Question->PasswordCheck (gFormData, Question, NULL);
+ }
+
+ return Status;
+ } else {
+ //
+ // Reset state machine for password
+ //
+ Question->PasswordCheck (gFormData, Question, NULL);
+
+ //
+ // Two password mismatch, prompt error message
+ //
+ do {
+ CreateDialog (&Key, gEmptyString, gConfirmError, gPressEnter, gEmptyString, NULL);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+
+ Status = EFI_INVALID_PARAMETER;
+ }
+
+ FreePool (TempString);
+ FreePool (StringPtr);
+
+ return Status;
+}
+
+/**
+ Process a Question's Option (whether selected or un-selected).
+
+ @param MenuOption The MenuOption for this Question.
+ @param Selected TRUE: if Question is selected.
+ @param OptionString Pointer of the Option String to be displayed.
+ @param SkipErrorValue Whether need to return when value without option for it.
+
+ @retval EFI_SUCCESS Question Option process success.
+ @retval Other Question Option process fail.
+
+**/
+EFI_STATUS
+ProcessOptions (
+ IN UI_MENU_OPTION *MenuOption,
+ IN BOOLEAN Selected,
+ OUT CHAR16 **OptionString,
+ IN BOOLEAN SkipErrorValue
+ )
+{
+ EFI_STATUS Status;
+ CHAR16 *StringPtr;
+ UINTN Index;
+ FORM_DISPLAY_ENGINE_STATEMENT *Question;
+ CHAR16 FormattedNumber[21];
+ UINT16 Number;
+ CHAR16 Character[2];
+ EFI_INPUT_KEY Key;
+ UINTN BufferSize;
+ DISPLAY_QUESTION_OPTION *OneOfOption;
+ LIST_ENTRY *Link;
+ EFI_HII_VALUE HiiValue;
+ EFI_HII_VALUE *QuestionValue;
+ DISPLAY_QUESTION_OPTION *Option;
+ UINTN Index2;
+ UINT8 *ValueArray;
+ UINT8 ValueType;
+ EFI_STRING_ID StringId;
+ EFI_IFR_ORDERED_LIST *OrderList;
+ BOOLEAN ValueInvalid;
+
+ Status = EFI_SUCCESS;
+
+ StringPtr = NULL;
+ Character[1] = L'\0';
+ *OptionString = NULL;
+ StringId = 0;
+ ValueInvalid = FALSE;
+
+ ZeroMem (FormattedNumber, 21 * sizeof (CHAR16));
+ BufferSize = (gOptionBlockWidth + 1) * 2 * gStatementDimensions.BottomRow;
+
+ Question = MenuOption->ThisTag;
+ QuestionValue = &Question->CurrentValue;
+
+ switch (Question->OpCode->OpCode) {
+ case EFI_IFR_ORDERED_LIST_OP:
+
+ //
+ // Check whether there are Options of this OrderedList
+ //
+ if (IsListEmpty (&Question->OptionListHead)) {
+ break;
+ }
+
+ OrderList = (EFI_IFR_ORDERED_LIST *) Question->OpCode;
+
+ Link = GetFirstNode (&Question->OptionListHead);
+ OneOfOption = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
+
+ ValueType = OneOfOption->OptionOpCode->Type;
+ ValueArray = Question->CurrentValue.Buffer;
+
+ if (Selected) {
+ //
+ // Go ask for input
+ //
+ Status = GetSelectionInputPopUp (MenuOption);
+ } else {
+ //
+ // We now know how many strings we will have, so we can allocate the
+ // space required for the array or strings.
+ //
+ *OptionString = AllocateZeroPool (OrderList->MaxContainers * BufferSize);
+ ASSERT (*OptionString);
+
+ 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) {
+ //
+ // Values for the options in ordered lists should never be a 0
+ //
+ break;
+ }
+
+ OneOfOption = ValueToOption (Question, &HiiValue);
+ if (OneOfOption == NULL) {
+ if (SkipErrorValue) {
+ //
+ // Just try to get the option string, skip the value which not has option.
+ //
+ continue;
+ }
+
+ //
+ // Show error message
+ //
+ do {
+ CreateDialog (&Key, gEmptyString, gOptionMismatch, gPressEnter, gEmptyString, NULL);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+
+ //
+ // The initial value of the orderedlist is invalid, force to be valid value
+ // Exit current DisplayForm with new value.
+ //
+ gUserInput->SelectedStatement = Question;
+
+ ValueArray = AllocateZeroPool (Question->CurrentValue.BufferLen);
+ ASSERT (ValueArray != NULL);
+ gUserInput->InputValue.Buffer = ValueArray;
+ gUserInput->InputValue.BufferLen = Question->CurrentValue.BufferLen;
+ gUserInput->InputValue.Type = Question->CurrentValue.Type;
+
+ Link = GetFirstNode (&Question->OptionListHead);
+ Index2 = 0;
+ while (!IsNull (&Question->OptionListHead, Link) && Index2 < OrderList->MaxContainers) {
+ Option = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
+ Link = GetNextNode (&Question->OptionListHead, Link);
+ SetArrayData (ValueArray, ValueType, Index2, Option->OptionOpCode->Value.u64);
+ Index2++;
+ }
+ SetArrayData (ValueArray, ValueType, Index2, 0);
+
+ FreePool (*OptionString);
+ *OptionString = NULL;
+ return EFI_NOT_FOUND;
+ }
+
+ Character[0] = LEFT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ StringPtr = GetToken (OneOfOption->OptionOpCode->Option, gFormData->HiiHandle);
+ ASSERT (StringPtr != NULL);
+ NewStrCat (OptionString[0], StringPtr);
+ Character[0] = RIGHT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ Character[0] = CHAR_CARRIAGE_RETURN;
+ NewStrCat (OptionString[0], Character);
+ FreePool (StringPtr);
+ }
+
+ //
+ // If valid option more than the max container, skip these options.
+ //
+ if (Index >= OrderList->MaxContainers) {
+ break;
+ }
+
+ //
+ // Search the other options, try to find the one not in the container.
+ //
+ Link = GetFirstNode (&Question->OptionListHead);
+ while (!IsNull (&Question->OptionListHead, Link)) {
+ OneOfOption = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
+ Link = GetNextNode (&Question->OptionListHead, Link);
+
+ if (FindArrayData (ValueArray, ValueType, OneOfOption->OptionOpCode->Value.u64, NULL)) {
+ continue;
+ }
+
+ if (SkipErrorValue) {
+ //
+ // Not report error, just get the correct option string info.
+ //
+ Character[0] = LEFT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ StringPtr = GetToken (OneOfOption->OptionOpCode->Option, gFormData->HiiHandle);
+ ASSERT (StringPtr != NULL);
+ NewStrCat (OptionString[0], StringPtr);
+ Character[0] = RIGHT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ Character[0] = CHAR_CARRIAGE_RETURN;
+ NewStrCat (OptionString[0], Character);
+ FreePool (StringPtr);
+
+ continue;
+ }
+
+ if (!ValueInvalid) {
+ ValueInvalid = TRUE;
+ //
+ // Show error message
+ //
+ do {
+ CreateDialog (&Key, gEmptyString, gOptionMismatch, gPressEnter, gEmptyString, NULL);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+
+ //
+ // The initial value of the orderedlist is invalid, force to be valid value
+ // Exit current DisplayForm with new value.
+ //
+ gUserInput->SelectedStatement = Question;
+
+ ValueArray = AllocateCopyPool (Question->CurrentValue.BufferLen, Question->CurrentValue.Buffer);
+ ASSERT (ValueArray != NULL);
+ gUserInput->InputValue.Buffer = ValueArray;
+ gUserInput->InputValue.BufferLen = Question->CurrentValue.BufferLen;
+ gUserInput->InputValue.Type = Question->CurrentValue.Type;
+ }
+
+ SetArrayData (ValueArray, ValueType, Index++, OneOfOption->OptionOpCode->Value.u64);
+ }
+
+ if (ValueInvalid) {
+ FreePool (*OptionString);
+ *OptionString = NULL;
+ return EFI_NOT_FOUND;
+ }
+ }
+ break;
+
+ case EFI_IFR_ONE_OF_OP:
+ //
+ // Check whether there are Options of this OneOf
+ //
+ if (IsListEmpty (&Question->OptionListHead)) {
+ break;
+ }
+ if (Selected) {
+ //
+ // Go ask for input
+ //
+ Status = GetSelectionInputPopUp (MenuOption);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ OneOfOption = ValueToOption (Question, QuestionValue);
+ if (OneOfOption == NULL) {
+ if (SkipErrorValue) {
+ //
+ // Not report error, just get the correct option string info.
+ //
+ Link = GetFirstNode (&Question->OptionListHead);
+ OneOfOption = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
+ } else {
+ //
+ // Show error message
+ //
+ do {
+ CreateDialog (&Key, gEmptyString, gOptionMismatch, gPressEnter, gEmptyString, NULL);
+ } while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
+
+ //
+ // Force the Question value to be valid
+ // Exit current DisplayForm with new value.
+ //
+ Link = GetFirstNode (&Question->OptionListHead);
+ Option = DISPLAY_QUESTION_OPTION_FROM_LINK (Link);
+
+ CopyMem (&gUserInput->InputValue.Value, &Option->OptionOpCode->Value, sizeof (EFI_IFR_TYPE_VALUE));
+ gUserInput->InputValue.Type = Option->OptionOpCode->Type;
+ gUserInput->SelectedStatement = Question;
+
+ FreePool (*OptionString);
+ *OptionString = NULL;
+ return EFI_NOT_FOUND;
+ }
+ }
+
+ Character[0] = LEFT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+ StringPtr = GetToken (OneOfOption->OptionOpCode->Option, gFormData->HiiHandle);
+ ASSERT (StringPtr != NULL);
+ NewStrCat (OptionString[0], StringPtr);
+ Character[0] = RIGHT_ONEOF_DELIMITER;
+ NewStrCat (OptionString[0], Character);
+
+ FreePool (StringPtr);
+ }
+ break;
+
+ case EFI_IFR_CHECKBOX_OP:
+ if (Selected) {
+ //
+ // Since this is a BOOLEAN operation, flip it upon selection
+ //
+ gUserInput->InputValue.Type = QuestionValue->Type;
+ gUserInput->InputValue.Value.b = (BOOLEAN) (QuestionValue->Value.b ? FALSE : TRUE);
+
+ //
+ // Perform inconsistent check
+ //
+ return ValidateQuestion (Question);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ *OptionString[0] = LEFT_CHECKBOX_DELIMITER;
+
+ if (QuestionValue->Value.b) {
+ *(OptionString[0] + 1) = CHECK_ON;
+ } else {
+ *(OptionString[0] + 1) = CHECK_OFF;
+ }
+ *(OptionString[0] + 2) = RIGHT_CHECKBOX_DELIMITER;
+ }
+ break;
+
+ case EFI_IFR_NUMERIC_OP:
+ if (Selected) {
+ //
+ // Go ask for input
+ //
+ Status = GetNumericInput (MenuOption);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ *OptionString[0] = LEFT_NUMERIC_DELIMITER;
+
+ //
+ // Formatted print
+ //
+ PrintFormattedNumber (Question, FormattedNumber, 21 * sizeof (CHAR16));
+ Number = (UINT16) GetStringWidth (FormattedNumber);
+ CopyMem (OptionString[0] + 1, FormattedNumber, Number);
+
+ *(OptionString[0] + Number / 2) = RIGHT_NUMERIC_DELIMITER;
+ }
+ break;
+
+ case EFI_IFR_DATE_OP:
+ if (Selected) {
+ //
+ // This is similar to numerics
+ //
+ Status = GetNumericInput (MenuOption);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ switch (MenuOption->Sequence) {
+ case 0:
+ *OptionString[0] = LEFT_NUMERIC_DELIMITER;
+ UnicodeSPrint (OptionString[0] + 1, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.date.Month);
+ *(OptionString[0] + 3) = DATE_SEPARATOR;
+ break;
+
+ case 1:
+ SetUnicodeMem (OptionString[0], 4, L' ');
+ UnicodeSPrint (OptionString[0] + 4, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.date.Day);
+ *(OptionString[0] + 6) = DATE_SEPARATOR;
+ break;
+
+ case 2:
+ SetUnicodeMem (OptionString[0], 7, L' ');
+ UnicodeSPrint (OptionString[0] + 7, 21 * sizeof (CHAR16), L"%04d", QuestionValue->Value.date.Year);
+ *(OptionString[0] + 11) = RIGHT_NUMERIC_DELIMITER;
+ break;
+ }
+ }
+ break;
+
+ case EFI_IFR_TIME_OP:
+ if (Selected) {
+ //
+ // This is similar to numerics
+ //
+ Status = GetNumericInput (MenuOption);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ switch (MenuOption->Sequence) {
+ case 0:
+ *OptionString[0] = LEFT_NUMERIC_DELIMITER;
+ UnicodeSPrint (OptionString[0] + 1, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.time.Hour);
+ *(OptionString[0] + 3) = TIME_SEPARATOR;
+ break;
+
+ case 1:
+ SetUnicodeMem (OptionString[0], 4, L' ');
+ UnicodeSPrint (OptionString[0] + 4, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.time.Minute);
+ *(OptionString[0] + 6) = TIME_SEPARATOR;
+ break;
+
+ case 2:
+ SetUnicodeMem (OptionString[0], 7, L' ');
+ UnicodeSPrint (OptionString[0] + 7, 21 * sizeof (CHAR16), L"%02d", QuestionValue->Value.time.Second);
+ *(OptionString[0] + 9) = RIGHT_NUMERIC_DELIMITER;
+ break;
+ }
+ }
+ break;
+
+ case EFI_IFR_STRING_OP:
+ if (Selected) {
+ StringPtr = AllocateZeroPool (Question->CurrentValue.BufferLen + sizeof (CHAR16));
+ ASSERT (StringPtr);
+ CopyMem(StringPtr, Question->CurrentValue.Buffer, Question->CurrentValue.BufferLen);
+
+ Status = ReadString (MenuOption, gPromptForData, StringPtr);
+ if (EFI_ERROR (Status)) {
+ FreePool (StringPtr);
+ return Status;
+ }
+
+ gUserInput->InputValue.Buffer = AllocateCopyPool (Question->CurrentValue.BufferLen, StringPtr);
+ gUserInput->InputValue.BufferLen = Question->CurrentValue.BufferLen;
+ gUserInput->InputValue.Type = Question->CurrentValue.Type;
+ gUserInput->InputValue.Value.string = HiiSetString(gFormData->HiiHandle, gUserInput->InputValue.Value.string, StringPtr, NULL);
+ FreePool (StringPtr);
+ return ValidateQuestion (Question);
+ } else {
+ *OptionString = AllocateZeroPool (BufferSize);
+ ASSERT (*OptionString);
+
+ if (((CHAR16 *) Question->CurrentValue.Buffer)[0] == 0x0000) {
+ *(OptionString[0]) = '_';
+ } else {
+ if (Question->CurrentValue.BufferLen < BufferSize) {
+ BufferSize = Question->CurrentValue.BufferLen;
+ }
+ CopyMem (OptionString[0], (CHAR16 *) Question->CurrentValue.Buffer, BufferSize);
+ }
+ }
+ break;
+
+ case EFI_IFR_PASSWORD_OP:
+ if (Selected) {
+ Status = PasswordProcess (MenuOption);
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ return Status;
+}
+
+
+/**
+ Process the help string: Split StringPtr to several lines of strings stored in
+ FormattedString and the glyph width of each line cannot exceed gHelpBlockWidth.
+
+ @param StringPtr The entire help string.
+ @param FormattedString The oupput formatted string.
+ @param EachLineWidth The max string length of each line in the formatted string.
+ @param RowCount TRUE: if Question is selected.
+
+**/
+UINTN
+ProcessHelpString (
+ IN CHAR16 *StringPtr,
+ OUT CHAR16 **FormattedString,
+ OUT UINT16 *EachLineWidth,
+ IN UINTN RowCount
+ )
+{
+ UINTN Index;
+ CHAR16 *OutputString;
+ UINTN TotalRowNum;
+ UINTN CheckedNum;
+ UINT16 GlyphWidth;
+ UINT16 LineWidth;
+ UINT16 MaxStringLen;
+ UINT16 StringLen;
+
+ TotalRowNum = 0;
+ CheckedNum = 0;
+ GlyphWidth = 1;
+ Index = 0;
+ MaxStringLen = 0;
+ StringLen = 0;
+
+ //
+ // Set default help string width.
+ //
+ LineWidth = (UINT16) (gHelpBlockWidth - 1);
+
+ //
+ // Get row number of the String.
+ //
+ while ((StringLen = GetLineByWidth (StringPtr, LineWidth, &GlyphWidth, &Index, &OutputString)) != 0) {
+ if (StringLen > MaxStringLen) {
+ MaxStringLen = StringLen;
+ }
+
+ TotalRowNum ++;
+ FreePool (OutputString);
+ }
+ *EachLineWidth = MaxStringLen;
+
+ *FormattedString = AllocateZeroPool (TotalRowNum * MaxStringLen * sizeof (CHAR16));
+ ASSERT (*FormattedString != NULL);
+
+ //
+ // Generate formatted help string array.
+ //
+ GlyphWidth = 1;
+ Index = 0;
+ while((StringLen = GetLineByWidth (StringPtr, LineWidth, &GlyphWidth, &Index, &OutputString)) != 0) {
+ CopyMem (*FormattedString + CheckedNum * MaxStringLen, OutputString, StringLen * sizeof (CHAR16));
+ CheckedNum ++;
+ FreePool (OutputString);
+ }
+
+ return TotalRowNum;
+}
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