metric.c File Reference

#include <win32k.h>

Include dependency graph for metric.c:

Go to the source code of this file.

Functions
	DBG_DEFAULT_CHANNEL (UserSysparams)
BOOL FASTCALL	UserIsDBCSEnabled (VOID)
BOOL FASTCALL	UserIsIMMEnabled (VOID)
BOOL FASTCALL	UserIsCiceroEnabled (VOID)
BOOL NTAPI	InitMetrics (VOID)
LONG NTAPI	UserGetSystemMetrics (ULONG Index)

Variables
static BOOL	Setup = FALSE

Function Documentation

DBG_DEFAULT_CHANNEL()

DBG_DEFAULT_CHANNEL

(

UserSysparams

)

InitMetrics()

BOOL NTAPI InitMetrics

(

VOID

)

Definition at line 39 of file metric.c.

{
    INT *piSysMet = gpsi->aiSysMet;
    ULONG Width, Height;

    /* Note: used for the SM_CLEANBOOT metric */
    DWORD dwValue = 0;
    HKEY hKey = 0;

    /* Clean boot */
    piSysMet[SM_CLEANBOOT] = 0; // Fallback value of 0 (normal mode)
    if(NT_SUCCESS(RegOpenKey(L"\\REGISTRY\\MACHINE\\SYSTEM\\CurrentControlSet\\Control\\SafeBoot\\Option", &hKey)))
    {
        if(RegReadDWORD(hKey, L"OptionValue", &dwValue)) piSysMet[SM_CLEANBOOT] = (INT)dwValue;
        ZwClose(hKey);
    }

    /* FIXME: HACK, due to missing MDEV on first init */
    if (!gpmdev)
    {
        Width = 640;
        Height = 480;
    }
    else
    {
        Width = gpmdev->ppdevGlobal->gdiinfo.ulHorzRes;
        Height = gpmdev->ppdevGlobal->gdiinfo.ulVertRes;
    }

    /* Screen sizes */
    piSysMet[SM_CXSCREEN] = Width;
    piSysMet[SM_CYSCREEN] = Height;
    piSysMet[SM_XVIRTUALSCREEN] = 0;
    piSysMet[SM_YVIRTUALSCREEN] = 0;
    piSysMet[SM_CXVIRTUALSCREEN] = Width;
    piSysMet[SM_CYVIRTUALSCREEN] = Height;

    /* NC area sizes */
    piSysMet[SM_CYCAPTION] = gspv.ncm.iCaptionHeight + 1;       // 19
    piSysMet[SM_CYSMCAPTION] = gspv.ncm.iSmCaptionHeight + 1;   // 15;
    piSysMet[SM_CXSIZE] = gspv.ncm.iCaptionHeight;              // 18;
    piSysMet[SM_CYSIZE] = gspv.ncm.iCaptionHeight;              // 18;
    piSysMet[SM_CXSMSIZE] = gspv.ncm.iSmCaptionWidth;   // 12; XP: piSysMet(SM_CYSMCAPTION) - 1
    piSysMet[SM_CYSMSIZE] = gspv.ncm.iSmCaptionHeight;  // 14;
    piSysMet[SM_CXBORDER] = 1; // Seems to be hardcoded
    piSysMet[SM_CYBORDER] = 1; // Seems to be hardcoded
    piSysMet[SM_CXFOCUSBORDER] = 1;
    piSysMet[SM_CYFOCUSBORDER] = 1;
    piSysMet[SM_CXDLGFRAME] = 3;
    piSysMet[SM_CYDLGFRAME] = 3;
    piSysMet[SM_CXEDGE] = 2;
    piSysMet[SM_CYEDGE] = 2;
    piSysMet[SM_CXFRAME] = piSysMet[SM_CXDLGFRAME] + gspv.ncm.iBorderWidth; // 4
    piSysMet[SM_CYFRAME] = piSysMet[SM_CYDLGFRAME] + gspv.ncm.iBorderWidth; // 4
#if (_WIN32_WINNT >= 0x0600)
    piSysMet[SM_CXPADDEDBORDER] = 0;
#endif

    /* Window sizes */
    TRACE("ncm.iCaptionWidth=%d,GetSystemMetrics(SM_CYSIZE)=%d,GetSystemMetrics(SM_CXFRAME)=%d,avcwCaption=%d \n",
           gspv.ncm.iCaptionWidth, piSysMet[SM_CYSIZE],piSysMet[SM_CXFRAME], gspv.tmCaptionFont.tmAveCharWidth);

    piSysMet[SM_CXMIN] = 3 * max(gspv.ncm.iCaptionWidth, 8) // 112
                         + piSysMet[SM_CYSIZE] + 4
                         + 4 * gspv.tmCaptionFont.tmAveCharWidth
                         + 2 * piSysMet[SM_CXFRAME];
    piSysMet[SM_CYMIN] = piSysMet[SM_CYCAPTION] + 2 * piSysMet[SM_CYFRAME]; // 27
    piSysMet[SM_CXMAXIMIZED] = piSysMet[SM_CXSCREEN] + 2 * piSysMet[SM_CXFRAME];
    piSysMet[SM_CYMAXIMIZED] = piSysMet[SM_CYSCREEN] - 20;
    piSysMet[SM_CXFULLSCREEN] = piSysMet[SM_CXSCREEN];
    piSysMet[SM_CYFULLSCREEN] = piSysMet[SM_CYMAXIMIZED] - piSysMet[SM_CYMIN];
    piSysMet[SM_CYKANJIWINDOW] = 0;
    piSysMet[SM_CXMINIMIZED] = gspv.mm.iWidth + 6;
    piSysMet[SM_CYMINIMIZED] = piSysMet[SM_CYCAPTION] + 5;
    piSysMet[SM_CXMINSPACING] = piSysMet[SM_CXMINIMIZED] + gspv.mm.iHorzGap;
    piSysMet[SM_CYMINSPACING] = piSysMet[SM_CYMINIMIZED] + gspv.mm.iVertGap;
    piSysMet[SM_CXMAXTRACK] = piSysMet[SM_CXVIRTUALSCREEN] + 4
                              + 2 * piSysMet[SM_CXFRAME];
    piSysMet[SM_CYMAXTRACK] = piSysMet[SM_CYVIRTUALSCREEN] + 4
                              + 2 * piSysMet[SM_CYFRAME];

    /* Icon */
    piSysMet[SM_CXVSCROLL] = gspv.ncm.iScrollWidth;     // 16;
    piSysMet[SM_CYVTHUMB] = gspv.ncm.iScrollHeight;     // 16;
    piSysMet[SM_CYHSCROLL] = gspv.ncm.iScrollWidth;     // 16;
    piSysMet[SM_CXHTHUMB] = gspv.ncm.iScrollHeight;     // 16;
    piSysMet[SM_CYVSCROLL] = gspv.ncm.iScrollHeight;    // 16
    piSysMet[SM_CXHSCROLL] = gspv.ncm.iScrollHeight;    // 16;
    piSysMet[SM_CXICON] = 32;
    piSysMet[SM_CYICON] = 32;
    piSysMet[SM_CXSMICON] = 16;
    piSysMet[SM_CYSMICON] = 16;
    piSysMet[SM_CXICONSPACING] = gspv.im.iHorzSpacing;  // 64;
    piSysMet[SM_CYICONSPACING] = gspv.im.iVertSpacing;  // 64;
    piSysMet[SM_CXCURSOR] = 32;
    piSysMet[SM_CYCURSOR] = 32;
    piSysMet[SM_CXMINTRACK] = piSysMet[SM_CXMIN];       // 117
    piSysMet[SM_CYMINTRACK] = piSysMet[SM_CYMIN];       // 27
    piSysMet[SM_CXDRAG] = 4;
    piSysMet[SM_CYDRAG] = 4;
    piSysMet[SM_ARRANGE] = gspv.mm.iArrange;            // 8;

    /* Menu */
    piSysMet[SM_CYMENU] = gspv.ncm.iMenuHeight + 1;     // 19;
    piSysMet[SM_MENUDROPALIGNMENT] = gspv.bMenuDropAlign;
    piSysMet[SM_CXMENUCHECK] = ((1 + gspv.tmMenuFont.tmHeight +
                                 gspv.tmMenuFont.tmExternalLeading) & ~1) - 1; // 13;
    piSysMet[SM_CYMENUCHECK] = piSysMet[SM_CXMENUCHECK];
    piSysMet[SM_CXMENUSIZE] = gspv.ncm.iMenuWidth;      // 18;
    piSysMet[SM_CYMENUSIZE] = gspv.ncm.iMenuHeight;     // 18;

    /* Mouse */
    piSysMet[SM_MOUSEPRESENT] = 1;
    piSysMet[SM_MOUSEWHEELPRESENT] = 1;
    piSysMet[SM_CMOUSEBUTTONS] = 2;
    piSysMet[SM_SWAPBUTTON] = gspv.bMouseBtnSwap ? 1 : 0;
    piSysMet[SM_CXDOUBLECLK] = gspv.iDblClickWidth;
    piSysMet[SM_CYDOUBLECLK] = gspv.iDblClickHeight;
#if (_WIN32_WINNT >= 0x0600)
    piSysMet[SM_MOUSEHORIZONTALWHEELPRESENT] = 0;
#endif

    /* Version info */
    piSysMet[SM_TABLETPC] = 0;
    piSysMet[SM_MEDIACENTER] = 0;
    piSysMet[SM_STARTER] = 0;
    piSysMet[SM_SERVERR2] = 0;
    piSysMet[SM_PENWINDOWS] = 0;

    /* Other */
    piSysMet[SM_DEBUG] = 0;
    piSysMet[SM_NETWORK] = 3;
    piSysMet[SM_SLOWMACHINE] = 0;
    piSysMet[SM_SECURE] = 0;
    piSysMet[SM_DBCSENABLED] = NLS_MB_CODE_PAGE_TAG;
    piSysMet[SM_SHOWSOUNDS] = gspv.bShowSounds;
    piSysMet[SM_MIDEASTENABLED] = 0;
    piSysMet[SM_CMONITORS] = 1;
    piSysMet[SM_SAMEDISPLAYFORMAT] = 1;
    piSysMet[SM_IMMENABLED] = NLS_MB_CODE_PAGE_TAG;

    /* Reserved */
    piSysMet[SM_RESERVED1] = 0;
    piSysMet[SM_RESERVED2] = 0;
    piSysMet[SM_RESERVED3] = 0;
    piSysMet[SM_RESERVED4] = 0;
    piSysMet[64] = 0;
    piSysMet[65] = 0;
    piSysMet[66] = 0;
#if (_WIN32_WINNT >= 0x0600)
    piSysMet[90] = 0;
#endif

    if (UserIsDBCSEnabled())
        gpsi->dwSRVIFlags |= SRVINFO_DBCSENABLED; /* DBCS Support */

    if (UserIsIMMEnabled())
        gpsi->dwSRVIFlags |= SRVINFO_IMM32; /* IME Support */

    if (UserIsCiceroEnabled())
        gpsi->dwSRVIFlags |= SRVINFO_CICERO_ENABLED; /* Cicero support */

    Setup = TRUE;

    return TRUE;
}

Referenced by co_IntInitializeDesktopGraphics(), SpiUpdatePerUserSystemParameters(), UserChangeDisplaySettings(), UserRefreshDisplay(), and UserSystemParametersInfo().

UserGetSystemMetrics()

LONG NTAPI UserGetSystemMetrics

(

ULONG

Index

)

Definition at line 208 of file metric.c.

{
    ASSERT(gpsi);
    ASSERT(Setup);
    TRACE("UserGetSystemMetrics(%lu)\n", Index);

    if (Index == SM_DBCSENABLED)
        return !!(gpsi->dwSRVIFlags & SRVINFO_DBCSENABLED);

    if (Index == SM_IMMENABLED)
        return !!(gpsi->dwSRVIFlags & SRVINFO_IMM32);

    /* Get metrics from array */
    if (Index < SM_CMETRICS)
    {
        return gpsi->aiSysMet[Index];
    }

    /* Handle special values */
    switch (Index)
    {
        case SM_REMOTESESSION:
            return 0; // FIXME

        case SM_SHUTTINGDOWN:
            return 0; // FIXME

        case SM_REMOTECONTROL:
            return 0; // FIXME
    }

    ERR("UserGetSystemMetrics() called with invalid index %lu\n", Index);
    return 0;
}

Referenced by co_IntProcessMouseMessage(), co_WinPosArrangeIconicWindows(), co_WinPosDoWinPosChanging(), co_WinPosGetMinMaxInfo(), co_WinPosMinMaximize(), DefWndDoSizeMove(), DefWndStartSizeMove(), GetNCHitEx(), IntCalculateThumb(), IntCreateDesktop(), IntCreateWindow(), IntDefWindowProc(), IntDrawMenuBarTemp(), IntFixWindowCoordinates(), IntGetClientRect(), IntGetScrollBarRect(), intGetTitleBarInfo(), IntGetWindowBorderMeasures(), IntIsWindowFullscreen(), IntPaintDesktop(), MENU_CalcItemSize(), MENU_DrawBitmapItem(), MENU_DrawMenuBar(), MENU_DrawMenuItem(), MENU_EnsureMenuItemVisible(), MENU_FindItemByCoords(), MENU_FindItemByKey(), MENU_GetBitmapItemSize(), MENU_GetMaxPopupHeight(), MENU_ShowPopup(), MENU_ShowSubPopup(), NC_DoNCPaint(), NC_DrawFrame(), NC_GetInsideRect(), NC_GetSysPopupPos(), NC_HandleNCCalcSize(), NtUserCreateCaret(), NtUserDragDetect(), NtUserGetClipCursor(), NtUserSwitchDesktop(), UserDrawCaption(), UserDrawCaptionBar(), UserDrawCaptionButton(), UserDrawCaptionText(), UserDrawIconEx(), UserDrawMovingFrame(), UserDrawSysMenuButton(), UserGetWindowBorders(), UserSendMouseInput(), UserSetClassLongPtr(), and WinPosFindIconPos().

UserIsCiceroEnabled()

BOOL FASTCALL UserIsCiceroEnabled

(

VOID

)

Definition at line 32 of file metric.c.

{
    return FALSE; /* FIXME: Cicero is not supported yet */
}

Referenced by InitMetrics().

UserIsDBCSEnabled()

BOOL FASTCALL UserIsDBCSEnabled

(

VOID

)

Definition at line 17 of file metric.c.

{
    return NLS_MB_CODE_PAGE_TAG;
}

Referenced by InitMetrics().

UserIsIMMEnabled()

BOOL FASTCALL UserIsIMMEnabled

(

VOID

)

Definition at line 22 of file metric.c.

{
    static WCHAR s_szLoadIMM[] = L"LoadIMM";

    if (NLS_MB_CODE_PAGE_TAG)
        return TRUE;

    return !!RegGetSectionDWORD(L"IMM", s_szLoadIMM, TRUE);
}

Referenced by InitMetrics(), and NtUserCallNoParam().

Variable Documentation

Setup

BOOL Setup = FALSE

static

Definition at line 13 of file metric.c.

Referenced by InitMetrics(), and UserGetSystemMetrics().