minitui.h File Reference

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Functions
VOID	MiniTuiDrawBackdrop (VOID)
VOID	MiniTuiDrawStatusText (PCSTR StatusText)
VOID	MiniTuiSetProgressBarText (_In_ PCSTR ProgressText)
VOID	MiniTuiTickProgressBar (_In_ ULONG SubPercentTimes100)
VOID	MiniTuiDrawProgressBarCenter (_In_ PCSTR ProgressText)
VOID	MiniTuiDrawProgressBar (_In_ ULONG Left, _In_ ULONG Top, _In_ ULONG Right, _In_ ULONG Bottom, _In_ PCSTR ProgressText)
VOID	MiniTuiDrawMenu (_In_ PUI_MENU_INFO MenuInfo)

Variables
const UIVTBL	MiniTuiVtbl

Function Documentation

MiniTuiDrawBackdrop()

VOID MiniTuiDrawBackdrop

(

VOID

)

Definition at line 58 of file minitui.c.

{
    /* Fill in a black background */
    TuiFillArea(0, 0, UiScreenWidth - 1, UiScreenHeight - 1,
                UiBackdropFillStyle,
                ATTR(UiBackdropFgColor, UiBackdropBgColor));

    /* Update the screen buffer */
    VideoCopyOffScreenBufferToVRAM();
}

MiniTuiDrawMenu()

VOID MiniTuiDrawMenu

(

_In_ PUI_MENU_INFO

MenuInfo

)

Definition at line 189 of file minitui.c.

{
    ULONG i;

#ifndef _M_ARM
    /* Draw the backdrop */
    UiDrawBackdrop();
#endif

    /* No GUI status bar text, just minimal text. Show the menu header. */
    if (MenuInfo->MenuHeader)
    {
        UiVtbl.DrawText(0,
                        MenuInfo->Top - 2,
                        MenuInfo->MenuHeader,
                        ATTR(UiMenuFgColor, UiMenuBgColor));
    }

    /* Draw the menu box */
    TuiDrawMenuBox(MenuInfo);

    /* Draw each line of the menu */
    for (i = 0; i < MenuInfo->MenuItemCount; ++i)
    {
        TuiDrawMenuItem(MenuInfo, i);
    }

    /* Now tell the user how to choose */
    UiVtbl.DrawText(0,
                    MenuInfo->Bottom + 1,
                    "Use \x18 and \x19 to move the highlight to your choice.",
                    ATTR(UiMenuFgColor, UiMenuBgColor));
    UiVtbl.DrawText(0,
                    MenuInfo->Bottom + 2,
                    "Press ENTER to choose.",
                    ATTR(UiMenuFgColor, UiMenuBgColor));

    /* And show the menu footer */
    if (MenuInfo->MenuFooter)
    {
        UiVtbl.DrawText(0,
                        UiScreenHeight - 4,
                        MenuInfo->MenuFooter,
                        ATTR(UiMenuFgColor, UiMenuBgColor));
    }

    /* Display the boot options if needed */
    if (MenuInfo->ShowBootOptions)
    {
        DisplayBootTimeOptions();
    }

#ifndef _M_ARM
    VideoCopyOffScreenBufferToVRAM();
#endif
}

MiniTuiDrawProgressBar()

VOID MiniTuiDrawProgressBar	(	_In_ ULONG	Left,
		_In_ ULONG	Top,
		_In_ ULONG	Right,
		_In_ ULONG	Bottom,
		_In_ PCSTR	ProgressText
	)

Definition at line 178 of file minitui.c.

{
    UiInitProgressBar(Left, Top, Right, Bottom, ProgressText);
}

Referenced by MiniTuiDrawProgressBarCenter(), and UiDrawProgressBar().

MiniTuiDrawProgressBarCenter()

VOID MiniTuiDrawProgressBarCenter

(

_In_ PCSTR

ProgressText

)

Definition at line 153 of file minitui.c.

{
    ULONG Left, Top, Right, Bottom, Width, Height;

    /* Build the coordinates and sizes */
#ifdef NTLDR_PROGRESSBAR
    Height = 2;
    Width  = UiScreenWidth;
    Left = 0;
    Top  = UiScreenHeight - Height - 2;
#else // BTMGR_PROGRESSBAR
    Height = 3;
    Width  = UiScreenWidth - 4;
    Left = 2;
    Top  = UiScreenHeight - Height - 3;
#endif
    Right  = Left + Width - 1;
    Bottom = Top + Height - 1;

    /* Draw the progress bar */
    MiniTuiDrawProgressBar(Left, Top, Right, Bottom, ProgressText);
}

Referenced by UiDrawProgressBarCenter().

MiniTuiDrawStatusText()

VOID MiniTuiDrawStatusText

(

PCSTR

StatusText

)

Definition at line 69 of file minitui.c.

{
    /* Minimal UI doesn't have a status bar */
}

MiniTuiSetProgressBarText()

VOID MiniTuiSetProgressBarText

(

_In_ PCSTR

ProgressText

)

Definition at line 77 of file minitui.c.

{
    ULONG ProgressBarWidth;
    CHAR ProgressString[256];

    /* Make sure the progress bar is enabled */
    ASSERT(UiProgressBar.Show);

    /* Calculate the width of the bar proper */
    ProgressBarWidth = UiProgressBar.Right - UiProgressBar.Left + 1;

    /* First make sure the progress bar text fits */
    RtlStringCbCopyA(ProgressString, sizeof(ProgressString), ProgressText);
    TuiTruncateStringEllipsis(ProgressString, ProgressBarWidth);

    /* Clear the text area */
    TuiFillArea(UiProgressBar.Left, UiProgressBar.Top,
                UiProgressBar.Right,
#ifdef NTLDR_PROGRESSBAR
                UiProgressBar.Bottom - 1,
#else // BTMGR_PROGRESSBAR
                UiProgressBar.Bottom - 2, // One empty line between text and bar.
#endif
                ' ', ATTR(UiTextColor, UiMenuBgColor));

    /* Draw the "Loading..." text */
    TuiDrawCenteredText(UiProgressBar.Left, UiProgressBar.Top,
                        UiProgressBar.Right,
#ifdef NTLDR_PROGRESSBAR
                        UiProgressBar.Bottom - 1,
#else // BTMGR_PROGRESSBAR
                        UiProgressBar.Bottom - 2, // One empty line between text and bar.
#endif
                        ProgressString, ATTR(UiTextColor, UiMenuBgColor));
}

Referenced by UiInitProgressBar(), and UiSetProgressBarText().

MiniTuiTickProgressBar()

VOID MiniTuiTickProgressBar

(

_In_ ULONG

SubPercentTimes100

)

Definition at line 115 of file minitui.c.

{
    ULONG ProgressBarWidth;
    ULONG FillCount;

    /* Make sure the progress bar is enabled */
    ASSERT(UiProgressBar.Show);

    ASSERT(SubPercentTimes100 <= (100 * 100));

    /* Calculate the width of the bar proper */
    ProgressBarWidth = UiProgressBar.Right - UiProgressBar.Left + 1;

    /* Compute fill count */
    // FillCount = (ProgressBarWidth * Position) / Range;
    FillCount = ProgressBarWidth * SubPercentTimes100 / (100 * 100);

    /* Fill the progress bar */
    /* Draw the percent complete -- Use the fill character */
    if (FillCount > 0)
    {
        TuiFillArea(UiProgressBar.Left, UiProgressBar.Bottom,
                    UiProgressBar.Left + FillCount - 1, UiProgressBar.Bottom,
                    '\xDB', ATTR(UiTextColor, UiMenuBgColor));
    }
    /* Fill the remaining with blanks */
    TuiFillArea(UiProgressBar.Left + FillCount, UiProgressBar.Bottom,
                UiProgressBar.Right, UiProgressBar.Bottom,
                ' ', ATTR(UiTextColor, UiMenuBgColor));

#ifndef _M_ARM
    TuiUpdateDateTime();
    VideoCopyOffScreenBufferToVRAM();
#endif
}

Referenced by UiInitProgressBar(), and UiUpdateProgressBar().

Variable Documentation

MiniTuiVtbl

const UIVTBL MiniTuiVtbl

Definition at line 249 of file minitui.c.

Referenced by UiInitialize(), and UiResetForSOS().