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Clean up timeout counter handling

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Reduce menu redrawing by only redrawing the invalidated section of the menu
during the timeout countdown.
This commit is contained in:
Matthew Garrett 2012-10-18 17:24:52 -04:00
parent 801c0faaf7
commit 077c2525ab
1 changed files with 25 additions and 16 deletions
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41
MokManager.c
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@ -894,6 +894,28 @@ static void free_menu (struct menu_item *items, UINTN count) {
FreePool(items);
}
static void update_time (UINTN position, UINTN timeout)
{
uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0,
position);
uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut,
EFI_BLACK | EFI_BACKGROUND_BLACK);
Print(L" ", timeout);
uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0,
position);
uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut,
EFI_WHITE | EFI_BACKGROUND_BLACK);
if (timeout > 1)
Print(L"Booting in %d seconds\n", timeout);
else if (timeout)
Print(L"Booting in %d second\n", timeout);
}
static void run_menu (CHAR16 *header, UINTN lines, struct menu_item *items,
UINTN count, UINTN timeout) {
UINTN index, pos = 0, wait = 0, offset;
@ -904,23 +926,10 @@ static void run_menu (CHAR16 *header, UINTN lines, struct menu_item *items,
if (timeout)
wait = 10000000;
offset = draw_menu (header, lines, items, count);
while (1) {
uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut);
offset = draw_menu (header, lines, items, count);
uefi_call_wrapper(ST->ConOut->SetAttribute, 2,
ST->ConOut,
EFI_WHITE | EFI_BACKGROUND_BLACK);
if (timeout) {
uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3,
ST->ConOut, 0, count + 1 + offset);
if (timeout > 1)
Print(L"Booting in %d seconds\n", timeout);
else
Print(L"Booting in %d second\n", timeout);
}
update_time(count + offset + 1, timeout);
uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut,
0, pos + offset);