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Support call of SendForm() from Callback(), i.e. nested call of SendForm().

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9364 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
xdu2
2009-10-26 03:06:06 +00:00
parent 8b0fc5c1e1
commit ce6d12cce0
4 changed files with 298 additions and 43 deletions
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74
MdeModulePkg/Universal/SetupBrowserDxe/Ui.c
View File

@ -15,7 +15,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include "Ui.h"
#include "Setup.h"
LIST_ENTRY Menu;
LIST_ENTRY gMenuOption;
LIST_ENTRY gMenuList = INITIALIZE_LIST_HEAD_VARIABLE (gMenuList);
MENU_REFRESH_ENTRY *gMenuRefreshHead;
@ -145,7 +145,7 @@ UiInitMenu (
VOID
)
{
InitializeListHead (&Menu);
InitializeListHead (&gMenuOption);
}
@ -160,8 +160,8 @@ UiFreeMenu (
{
UI_MENU_OPTION *MenuOption;
while (!IsListEmpty (&Menu)) {
MenuOption = MENU_OPTION_FROM_LINK (Menu.ForwardLink);
while (!IsListEmpty (&gMenuOption)) {
MenuOption = MENU_OPTION_FROM_LINK (gMenuOption.ForwardLink);
RemoveEntryList (&MenuOption->Link);
//
@ -645,7 +645,7 @@ UiAddMenuOption (
MenuOption->ReadOnly = TRUE;
}
InsertTailList (&Menu, &MenuOption->Link);
InsertTailList (&gMenuOption, &MenuOption->Link);
}
return MenuOption;
@ -1353,11 +1353,11 @@ ValueIsScroll (
Temp = Direction ? CurrentPos->BackLink : CurrentPos->ForwardLink;
if (Temp == &Menu) {
if (Temp == &gMenuOption) {
return TRUE;
}
for (; Temp != &Menu; Temp = Direction ? Temp->BackLink : Temp->ForwardLink) {
for (; Temp != &gMenuOption; Temp = Direction ? Temp->BackLink : Temp->ForwardLink) {
MenuOption = MENU_OPTION_FROM_LINK (Temp);
if (IsSelectable (MenuOption)) {
return FALSE;
@ -1399,7 +1399,7 @@ MoveToNextStatement (
if (IsSelectable (NextMenuOption)) {
break;
}
if ((GoUp ? Pos->BackLink : Pos->ForwardLink) == &Menu) {
if ((GoUp ? Pos->BackLink : Pos->ForwardLink) == &gMenuOption) {
HitEnd = TRUE;
break;
}
@ -1420,7 +1420,7 @@ MoveToNextStatement (
if (IsSelectable (NextMenuOption)) {
break;
}
if ((!GoUp ? Pos->BackLink : Pos->ForwardLink) == &Menu) {
if ((!GoUp ? Pos->BackLink : Pos->ForwardLink) == &gMenuOption) {
ASSERT (FALSE);
break;
}
@ -1643,6 +1643,8 @@ UiDisplayMenu (
BOOLEAN NewLine;
BOOLEAN Repaint;
BOOLEAN SavedValue;
BOOLEAN UpArrow;
BOOLEAN DownArrow;
EFI_STATUS Status;
EFI_INPUT_KEY Key;
LIST_ENTRY *Link;
@ -1679,8 +1681,8 @@ UiDisplayMenu (
DefaultId = 0;
OutputString = NULL;
gUpArrow = FALSE;
gDownArrow = FALSE;
UpArrow = FALSE;
DownArrow = FALSE;
SkipValue = 0;
OldSkipValue = 0;
MenuRefreshEntry = gMenuRefreshHead;
@ -1708,7 +1710,7 @@ UiDisplayMenu (
Selection->OptionCol = gPromptBlockWidth + 1 + LocalScreen.LeftColumn;
Selection->Statement = NULL;
TopOfScreen = Menu.ForwardLink;
TopOfScreen = gMenuOption.ForwardLink;
Repaint = TRUE;
MenuOption = NULL;
@ -1734,7 +1736,7 @@ UiDisplayMenu (
//
// Get user's selection
//
NewPos = Menu.ForwardLink;
NewPos = gMenuOption.ForwardLink;
gST->ConOut->EnableCursor (gST->ConOut, FALSE);
UpdateStatusBar (REFRESH_STATUS_BAR, (UINT8) 0, TRUE);
@ -1744,7 +1746,7 @@ UiDisplayMenu (
while (TRUE) {
switch (ControlFlag) {
case CfInitialization:
if (IsListEmpty (&Menu)) {
if (IsListEmpty (&gMenuOption)) {
ControlFlag = CfReadKey;
} else {
ControlFlag = CfCheckSelection;
@ -1766,8 +1768,8 @@ UiDisplayMenu (
//
// Display menu
//
gDownArrow = FALSE;
gUpArrow = FALSE;
DownArrow = FALSE;
UpArrow = FALSE;
Row = TopRow;
Temp = SkipValue;
@ -1784,7 +1786,7 @@ UiDisplayMenu (
UiFreeRefreshList ();
MinRefreshInterval = 0;
for (Link = TopOfScreen; Link != &Menu; Link = Link->ForwardLink) {
for (Link = TopOfScreen; Link != &gMenuOption; Link = Link->ForwardLink) {
MenuOption = MENU_OPTION_FROM_LINK (Link);
MenuOption->Row = Row;
MenuOption->Col = Col;
@ -1989,7 +1991,7 @@ UiDisplayMenu (
if (Row > BottomRow) {
if (!ValueIsScroll (FALSE, Link)) {
gDownArrow = TRUE;
DownArrow = TRUE;
}
Row = BottomRow + 1;
@ -1998,10 +2000,10 @@ UiDisplayMenu (
}
if (!ValueIsScroll (TRUE, TopOfScreen)) {
gUpArrow = TRUE;
UpArrow = TRUE;
}
if (gUpArrow) {
if (UpArrow) {
gST->ConOut->SetAttribute (gST->ConOut, ARROW_TEXT | ARROW_BACKGROUND);
PrintAt (
LocalScreen.LeftColumn + gPromptBlockWidth + gOptionBlockWidth + 1,
@ -2012,7 +2014,7 @@ UiDisplayMenu (
gST->ConOut->SetAttribute (gST->ConOut, FIELD_TEXT | FIELD_BACKGROUND);
}
if (gDownArrow) {
if (DownArrow) {
gST->ConOut->SetAttribute (gST->ConOut, ARROW_TEXT | ARROW_BACKGROUND);
PrintAt (
LocalScreen.LeftColumn + gPromptBlockWidth + gOptionBlockWidth + 1,
@ -2043,10 +2045,10 @@ UiDisplayMenu (
Repaint = FALSE;
if (Selection->QuestionId != 0) {
NewPos = Menu.ForwardLink;
NewPos = gMenuOption.ForwardLink;
SavedMenuOption = MENU_OPTION_FROM_LINK (NewPos);
while (SavedMenuOption->ThisTag->QuestionId != Selection->QuestionId && NewPos->ForwardLink != &Menu) {
while (SavedMenuOption->ThisTag->QuestionId != Selection->QuestionId && NewPos->ForwardLink != &gMenuOption) {
NewPos = NewPos->ForwardLink;
SavedMenuOption = MENU_OPTION_FROM_LINK (NewPos);
}
@ -2439,21 +2441,21 @@ UiDisplayMenu (
// If the screen has no menu items, and the user didn't select UiReset
// ignore the selection and go back to reading keys.
//
if (IsListEmpty (&Menu)) {
if (IsListEmpty (&gMenuOption)) {
ControlFlag = CfReadKey;
break;
}
//
// if there is nothing logical to place a cursor on, just move on to wait for a key.
//
for (Link = Menu.ForwardLink; Link != &Menu; Link = Link->ForwardLink) {
for (Link = gMenuOption.ForwardLink; Link != &gMenuOption; Link = Link->ForwardLink) {
NextMenuOption = MENU_OPTION_FROM_LINK (Link);
if (IsSelectable (NextMenuOption)) {
break;
}
}
if (Link == &Menu) {
if (Link == &gMenuOption) {
ControlFlag = CfPrepareToReadKey;
break;
}
@ -2744,7 +2746,7 @@ UiDisplayMenu (
SavedListEntry = TopOfScreen;
if (NewPos->BackLink != &Menu) {
if (NewPos->BackLink != &gMenuOption) {
NewLine = TRUE;
//
// Adjust Date/Time position before we advance forward.
@ -2754,7 +2756,7 @@ UiDisplayMenu (
//
// Caution that we have already rewind to the top, don't go backward in this situation.
//
if (NewPos->BackLink != &Menu) {
if (NewPos->BackLink != &gMenuOption) {
NewPos = NewPos->BackLink;
}
@ -2799,8 +2801,8 @@ UiDisplayMenu (
// it means that we hit the begining MenuOption that can be focused
// so we simply scroll to the top
//
if (SavedListEntry != Menu.ForwardLink) {
TopOfScreen = Menu.ForwardLink;
if (SavedListEntry != gMenuOption.ForwardLink) {
TopOfScreen = gMenuOption.ForwardLink;
Repaint = TRUE;
}
}
@ -2830,7 +2832,7 @@ UiDisplayMenu (
case CfUiPageUp:
ControlFlag = CfCheckSelection;
if (NewPos->BackLink == &Menu) {
if (NewPos->BackLink == &gMenuOption) {
NewLine = FALSE;
Repaint = FALSE;
break;
@ -2841,7 +2843,7 @@ UiDisplayMenu (
Link = TopOfScreen;
PreviousMenuOption = MENU_OPTION_FROM_LINK (Link);
Index = BottomRow;
while ((Index >= TopRow) && (Link->BackLink != &Menu)) {
while ((Index >= TopRow) && (Link->BackLink != &gMenuOption)) {
Index = Index - PreviousMenuOption->Skip;
Link = Link->BackLink;
PreviousMenuOption = MENU_OPTION_FROM_LINK (Link);
@ -2859,7 +2861,7 @@ UiDisplayMenu (
// This happens when there is no MenuOption can be focused from
// Current MenuOption to the first MenuOption
//
TopOfScreen = Menu.ForwardLink;
TopOfScreen = gMenuOption.ForwardLink;
}
Index += Difference;
if (Index < TopRow) {
@ -2884,7 +2886,7 @@ UiDisplayMenu (
case CfUiPageDown:
ControlFlag = CfCheckSelection;
if (NewPos->ForwardLink == &Menu) {
if (NewPos->ForwardLink == &gMenuOption) {
NewLine = FALSE;
Repaint = FALSE;
break;
@ -2895,7 +2897,7 @@ UiDisplayMenu (
Link = TopOfScreen;
NextMenuOption = MENU_OPTION_FROM_LINK (Link);
Index = TopRow;
while ((Index <= BottomRow) && (Link->ForwardLink != &Menu)) {
while ((Index <= BottomRow) && (Link->ForwardLink != &gMenuOption)) {
Index = Index + NextMenuOption->Skip;
Link = Link->ForwardLink;
NextMenuOption = MENU_OPTION_FROM_LINK (Link);
@ -2940,7 +2942,7 @@ UiDisplayMenu (
SavedListEntry = NewPos;
DistanceValue = AdjustDateAndTimePosition (FALSE, &NewPos);
if (NewPos->ForwardLink != &Menu) {
if (NewPos->ForwardLink != &gMenuOption) {
MenuOption = MENU_OPTION_FROM_LINK (NewPos);
NewLine = TRUE;
NewPos = NewPos->ForwardLink;