VOID UiUnInitialize(PCSTR BootText)
{
	UiDrawBackdrop();
	UiDrawStatusText("Booting...");
	UiInfoBox(BootText);

	UiVtbl.UnInitialize();
}

VOID UiMessageBox(PCSTR Format, ...)
{
    CHAR Buffer[256];
    va_list ap;

    va_start(ap, Format);
    vsnprintf(Buffer, sizeof(Buffer) - sizeof(CHAR), Format, ap);
    UiVtbl.MessageBox(Buffer);
    va_end(ap);
}

BOOLEAN SetupUiInitialize(VOID)
{
	CHAR	DisplayModeText[260];
	ULONG	Depth, Length;


	DisplayModeText[0] = '\0';

	MachVideoSetDisplayMode(DisplayModeText, TRUE);
	MachVideoGetDisplaySize(&UiScreenWidth, &UiScreenHeight, &Depth);

	UiVtbl = SetupUiVtbl;
	UiVtbl.Initialize();

	// Draw the backdrop and fade it in if special effects are enabled
	UiVtbl.FillArea(0,
			0,
			UiScreenWidth - 1,
			UiScreenHeight - 2,
			0,
			ATTR(UiBackdropFgColor, UiBackdropBgColor));

	UiDrawTime = FALSE;
	UiStatusBarBgColor = 7;

	Length = strlen("Odyssey " KERNEL_VERSION_STR " Setup");
	memset(DisplayModeText, 0xcd, Length + 2);
	DisplayModeText[Length + 2] = '\0';

	UiVtbl.DrawText(4, 1, "Odyssey " KERNEL_VERSION_STR " Setup", ATTR(COLOR_GRAY, UiBackdropBgColor));
	UiVtbl.DrawText(3, 2, DisplayModeText, ATTR(COLOR_GRAY, UiBackdropBgColor));

	TRACE("UiInitialize() returning TRUE.\n");

	return TRUE;
}

UCHAR UiTextToColor(PCSTR ColorText)
{
	return UiVtbl.TextToColor(ColorText);
}

VOID UiMessageBoxCritical(PCSTR MessageText)
{
	UiVtbl.MessageBoxCritical(MessageText);
}

VOID UiMessageBox(PCSTR MessageText)
{
	UiVtbl.MessageBox(MessageText);
}

BOOLEAN UiEditBox(PCSTR MessageText, PCHAR EditTextBuffer, ULONG Length)
{
	return UiVtbl.EditBox(MessageText, EditTextBuffer, Length);
}

VOID UiFadeInBackdrop(VOID)
{
	UiVtbl.FadeInBackdrop();
}

VOID UiDrawProgressBar(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom, ULONG Position, ULONG Range, PCHAR ProgressText)
{
	UiVtbl.DrawProgressBar(Left, Top, Right, Bottom, Position, Range, ProgressText);
}

VOID UiDrawBox(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom, UCHAR VertStyle, UCHAR HorzStyle, BOOLEAN Fill, BOOLEAN Shadow, UCHAR Attr)
{
	UiVtbl.DrawBox(Left, Top, Right, Bottom, VertStyle, HorzStyle, Fill, Shadow, Attr);
}

VOID UiDrawShadow(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom)
{
	UiVtbl.DrawShadow(Left, Top, Right, Bottom);
}

VOID UiFillArea(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom, CHAR FillChar, UCHAR Attr /* Color Attributes */)
{
	UiVtbl.FillArea(Left, Top, Right, Bottom, FillChar, Attr);
}

VOID UiDrawBackdrop(VOID)
{
	UiVtbl.DrawBackdrop();
}

UCHAR UiTextToFillStyle(PCSTR FillStyleText)
{
	return UiVtbl.TextToFillStyle(FillStyleText);
}

VOID UiDrawText(ULONG X, ULONG Y, PCSTR Text, UCHAR Attr)
{
	UiVtbl.DrawText(X, Y, Text, Attr);
}

VOID UiDrawProgressBarCenter(ULONG Position, ULONG Range, PCHAR ProgressText)
{
	UiVtbl.DrawProgressBarCenter(Position, Range, ProgressText);
}

VOID UiDrawCenteredText(ULONG Left, ULONG Top, ULONG Right, ULONG Bottom, PCSTR TextString, UCHAR Attr)
{
	UiVtbl.DrawCenteredText(Left, Top, Right, Bottom, TextString, Attr);
}

BOOLEAN UiDisplayMenu(PCSTR MenuItemList[], ULONG MenuItemCount, ULONG DefaultMenuItem, LONG MenuTimeOut, ULONG* SelectedMenuItem, BOOLEAN CanEscape, UiMenuKeyPressFilterCallback KeyPressFilter)
{
	return UiVtbl.DisplayMenu(MenuItemList, MenuItemCount, DefaultMenuItem, MenuTimeOut, SelectedMenuItem, CanEscape, KeyPressFilter);
}

VOID UiDrawStatusText(PCSTR StatusText)
{
	UiVtbl.DrawStatusText(StatusText);
}

VOID UiFadeOut(VOID)
{
	UiVtbl.FadeOut();
}