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Update configrequest string at runtime for dynamic created question.

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Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15247 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Eric Dong 2014-02-18 10:53:57 +00:00 committed by ydong10
parent a6c0ad816a
commit 27c304f442
3 changed files with 32 additions and 97 deletions
MdeModulePkg/Universal/SetupBrowserDxe
Presentation.cSetup.cSetup.h

64
MdeModulePkg/Universal/SetupBrowserDxe/Presentation.c

@ -1957,70 +1957,6 @@ IsNvUpdateRequiredForForm (
return FALSE;
}
/**
Check whether the storage data for current form set is changed.
@param FormSet FormSet data structure.
@retval TRUE Data is changed.
@retval FALSE Data is not changed.
**/
BOOLEAN
IsStorageDataChangedForFormSet (
IN FORM_BROWSER_FORMSET *FormSet
)
{
LIST_ENTRY *Link;
FORMSET_STORAGE *Storage;
BROWSER_STORAGE *BrowserStorage;
CHAR16 *ConfigRespNew;
CHAR16 *ConfigRespOld;
BOOLEAN RetVal;
RetVal = FALSE;
ConfigRespNew = NULL;
ConfigRespOld = NULL;
//
// Request current settings from Configuration Driver
//
Link = GetFirstNode (&FormSet->StorageListHead);
while (!IsNull (&FormSet->StorageListHead, Link)) {
Storage = FORMSET_STORAGE_FROM_LINK (Link);
Link = GetNextNode (&FormSet->StorageListHead, Link);
BrowserStorage = Storage->BrowserStorage;
if (BrowserStorage->Type == EFI_HII_VARSTORE_EFI_VARIABLE) {
continue;
}
if (Storage->ElementCount == 0) {
continue;
}
StorageToConfigResp (BrowserStorage, &ConfigRespNew, Storage->ConfigRequest, TRUE);
StorageToConfigResp (BrowserStorage, &ConfigRespOld, Storage->ConfigRequest, FALSE);
ASSERT (ConfigRespNew != NULL && ConfigRespOld != NULL);
if (StrCmp (ConfigRespNew, ConfigRespOld) != 0) {
RetVal = TRUE;
}
FreePool (ConfigRespNew);
ConfigRespNew = NULL;
FreePool (ConfigRespOld);
ConfigRespOld = NULL;
if (RetVal) {
break;
}
}
return RetVal;
}
/**
Find menu which will show next time.

52
MdeModulePkg/Universal/SetupBrowserDxe/Setup.c

@ -417,7 +417,7 @@ SendForm (
//
// If no data is changed, don't need to save current FormSet into the maintain list.
//
if (!IsNvUpdateRequiredForFormSet (FormSet) && !IsStorageDataChangedForFormSet(FormSet)) {
if (!IsNvUpdateRequiredForFormSet (FormSet)) {
CleanBrowserStorage(FormSet);
RemoveEntryList (&FormSet->Link);
DestroyFormSet (FormSet);
@ -4081,39 +4081,51 @@ LoadStorage (
ConfigRequestAdjust(Storage);
return;
}
//
// Create the config request string to get all fields for this storage.
// Allocate and fill a buffer large enough to hold the <ConfigHdr> template
// followed by "&OFFSET=0&WIDTH=WWWW"followed by a Null-terminator
//
StrLen = StrSize (Storage->BrowserStorage->ConfigHdr) + 20 * sizeof (CHAR16);
ConfigRequest = AllocateZeroPool (StrLen);
ASSERT (ConfigRequest != NULL);
UnicodeSPrint (
ConfigRequest,
StrLen,
L"%s&OFFSET=0&WIDTH=%04x",
Storage->BrowserStorage->ConfigHdr,
Storage->BrowserStorage->Size);
break;
case EFI_HII_VARSTORE_BUFFER:
case EFI_HII_VARSTORE_NAME_VALUE:
//
// Skip if there is no RequestElement or data has initilized.
// Skip if there is no RequestElement.
//
if (Storage->ElementCount == 0 || Storage->BrowserStorage->Initialized) {
if (Storage->ElementCount == 0) {
return;
}
//
// Just update the ConfigRequest, if storage already initialized.
//
if (Storage->BrowserStorage->Initialized) {
ConfigRequestAdjust(Storage);
return;
}
Storage->BrowserStorage->Initialized = TRUE;
ConfigRequest = Storage->ConfigRequest;
break;
default:
return;
}
if (Storage->BrowserStorage->Type != EFI_HII_VARSTORE_NAME_VALUE) {
//
// Create the config request string to get all fields for this storage.
// Allocate and fill a buffer large enough to hold the <ConfigHdr> template
// followed by "&OFFSET=0&WIDTH=WWWW"followed by a Null-terminator
//
StrLen = StrSize (Storage->BrowserStorage->ConfigHdr) + 20 * sizeof (CHAR16);
ConfigRequest = AllocateZeroPool (StrLen);
ASSERT (ConfigRequest != NULL);
UnicodeSPrint (
ConfigRequest,
StrLen,
L"%s&OFFSET=0&WIDTH=%04x",
Storage->BrowserStorage->ConfigHdr,
Storage->BrowserStorage->Size);
} else {
ConfigRequest = Storage->ConfigRequest;
}
//
// Request current settings from Configuration Driver
//
@ -4149,7 +4161,7 @@ LoadStorage (
//
SynchronizeStorage(FormSet, Storage->BrowserStorage, NULL, TRUE);
if (Storage->BrowserStorage->Type == EFI_HII_VARSTORE_EFI_VARIABLE_BUFFER) {
if (Storage->BrowserStorage->Type != EFI_HII_VARSTORE_NAME_VALUE) {
if (ConfigRequest != NULL) {
FreePool (ConfigRequest);
}

13
MdeModulePkg/Universal/SetupBrowserDxe/Setup.h

@ -1172,19 +1172,6 @@ IsNvUpdateRequiredForFormSet (
IN FORM_BROWSER_FORMSET *FormSet
);
/**
Check whether the storage data for current form set is changed.
@param FormSet FormSet data structure.
@retval TRUE Data is changed.
@retval FALSE Data is not changed.
**/
BOOLEAN
IsStorageDataChangedForFormSet (
IN FORM_BROWSER_FORMSET *FormSet
);
/**
Call the call back function for the question and process the return action.