Enhance the check for options in the question.

Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13711 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
ydong10
2012-09-10 08:29:32 +00:00
parent 1deb5cabe5
commit 8261202395
4 changed files with 176 additions and 104 deletions

View File

@@ -91,7 +91,13 @@ ValueToOption (
Option = QUESTION_OPTION_FROM_LINK (Link);
if ((CompareHiiValue (&Option->Value, OptionValue, &Result, NULL) == EFI_SUCCESS) && (Result == 0)) {
return Option;
//
// Check the suppressif condition, only a valid option can be return.
//
if ((Option->SuppressExpression == NULL) ||
((EvaluateExpressionList(Option->SuppressExpression, FALSE, NULL, NULL) == ExpressFalse))) {
return Option;
}
}
Link = GetNextNode (&Question->OptionListHead, Link);
@@ -190,6 +196,47 @@ SetArrayData (
}
}
/**
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;
ASSERT (Array != NULL);
Count = 0;
TmpValue = 0;
while ((TmpValue = GetArrayData (Array, Type, Count)) != 0) {
if (Value == TmpValue) {
if (Index != NULL) {
*Index = Count;
}
return TRUE;
}
Count ++;
}
return FALSE;
}
/**
Print Question Value according to it's storage width and display attributes.
@@ -396,7 +443,6 @@ ProcessOptions (
LIST_ENTRY *Link;
EFI_HII_VALUE HiiValue;
EFI_HII_VALUE *QuestionValue;
BOOLEAN Suppress;
UINT16 Maximum;
QUESTION_OPTION *Option;
UINTN Index2;
@@ -476,9 +522,13 @@ ProcessOptions (
Index2 = 0;
while (!IsNull (&Question->OptionListHead, Link) && Index2 < Question->MaxContainers) {
Option = QUESTION_OPTION_FROM_LINK (Link);
Link = GetNextNode (&Question->OptionListHead, Link);
if ((Option->SuppressExpression != NULL) &&
((EvaluateExpressionList(Option->SuppressExpression, FALSE, NULL, NULL) == ExpressSuppress))) {
continue;
}
SetArrayData (ValueArray, ValueType, Index2, Option->Value.Value.u64);
Index2++;
Link = GetNextNode (&Question->OptionListHead, Link);
}
SetArrayData (ValueArray, ValueType, Index2, 0);
@@ -490,28 +540,46 @@ ProcessOptions (
return EFI_NOT_FOUND;
}
Suppress = FALSE;
Character[0] = LEFT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
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);
}
//
// Search the other options, try to find the one not in the container.
//
Link = GetFirstNode (&Question->OptionListHead);
while (!IsNull (&Question->OptionListHead, Link)) {
OneOfOption = QUESTION_OPTION_FROM_LINK (Link);
Link = GetNextNode (&Question->OptionListHead, Link);
if ((OneOfOption->SuppressExpression != NULL) &&
(EvaluateExpressionList(OneOfOption->SuppressExpression, FALSE, NULL, NULL) == ExpressSuppress)) {
//
// This option is suppressed
//
Suppress = TRUE;
((EvaluateExpressionList(OneOfOption->SuppressExpression, FALSE, NULL, NULL) == ExpressSuppress))) {
continue;
}
if (!Suppress) {
Character[0] = LEFT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
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 (FindArrayData (ValueArray, ValueType, OneOfOption->Value.Value.u64, NULL)) {
continue;
}
SetArrayData (ValueArray, ValueType, Index++, OneOfOption->Value.Value.u64);
Character[0] = LEFT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
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);
}
}
break;
@@ -564,50 +632,15 @@ ProcessOptions (
return EFI_NOT_FOUND;
}
if ((OneOfOption->SuppressExpression != NULL) &&
((EvaluateExpressionList(OneOfOption->SuppressExpression, FALSE, NULL, NULL) == ExpressSuppress))) {
//
// This option is suppressed
//
Suppress = TRUE;
} else {
Suppress = FALSE;
}
Character[0] = LEFT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
ASSERT (StringPtr != NULL);
NewStrCat (OptionString[0], StringPtr);
Character[0] = RIGHT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
if (Suppress) {
//
// Current selected option happen to be suppressed,
// enforce to select on a non-suppressed option
//
Link = GetFirstNode (&Question->OptionListHead);
while (!IsNull (&Question->OptionListHead, Link)) {
OneOfOption = QUESTION_OPTION_FROM_LINK (Link);
if ((OneOfOption->SuppressExpression == NULL) ||
(EvaluateExpressionList(OneOfOption->SuppressExpression, FALSE, NULL, NULL) == ExpressFalse)) {
Suppress = FALSE;
CopyMem (QuestionValue, &OneOfOption->Value, sizeof (EFI_HII_VALUE));
SetQuestionValue (Selection->FormSet, Selection->Form, Question, GetSetValueWithEditBuffer);
UpdateStatusBar (Selection, NV_UPDATE_REQUIRED, Question->QuestionFlags, TRUE);
gST->ConOut->SetAttribute (gST->ConOut, PcdGet8 (PcdBrowserFieldTextColor) | FIELD_BACKGROUND);
break;
}
Link = GetNextNode (&Question->OptionListHead, Link);
}
}
if (!Suppress) {
Character[0] = LEFT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
StringPtr = GetToken (OneOfOption->Text, Selection->Handle);
ASSERT (StringPtr != NULL);
NewStrCat (OptionString[0], StringPtr);
Character[0] = RIGHT_ONEOF_DELIMITER;
NewStrCat (OptionString[0], Character);
FreePool (StringPtr);
}
FreePool (StringPtr);
}
break;