sysparams.c File Reference

#include <win32k.h>

Include dependency graph for sysparams.c:

Go to the source code of this file.

Macros
#define	dpi   96
#define	REG2METRIC(reg)   (reg > 0 ? reg : ((-(reg) * dpi + 720) / 1440))
#define	METRIC2REG(met)   (-((((met) * 1440)- 0) / dpi))
#define	REQ_INTERACTIVE_WINSTA(err)

Functions
	DBG_DEFAULT_CHANNEL (UserSysparams)
static INT	SpiLoadDWord (PCWSTR pwszKey, PCWSTR pwszValue, INT iValue)
static INT	SpiLoadInt (PCWSTR pwszKey, PCWSTR pwszValue, INT iValue)
static DWORD	SpiLoadUserPrefMask (DWORD dValue)
static DWORD	SpiLoadTimeOut (VOID)
static INT	SpiLoadMouse (PCWSTR pwszValue, INT iValue)
static INT	SpiLoadMetric (PCWSTR pwszValue, INT iValue)
static VOID	SpiLoadFont (PLOGFONTW plfOut, LPWSTR pwszValueName, PLOGFONTW plfDefault)
static VOID	SpiFixupValues (VOID)
static VOID	SpiUpdatePerUserSystemParameters (VOID)
BOOL	InitSysParams (VOID)
BOOL APIENTRY	NtUserUpdatePerUserSystemParameters (DWORD dwReserved, BOOL bEnable)
static VOID	SpiStoreDWord (PCWSTR pwszKey, PCWSTR pwszValue, DWORD Value)
static VOID	SpiStoreSz (PCWSTR pwszKey, PCWSTR pwszValue, PCWSTR pwsz)
static VOID	SpiStoreSzInt (PCWSTR pwszKey, PCWSTR pwszValue, INT iValue)
static VOID	SpiStoreMetric (LPCWSTR pwszValue, INT iValue)
static VOID	SpiStoreFont (PCWSTR pwszValue, LOGFONTW *plogfont)
static UINT_PTR	SpiMemCopy (PVOID pvDst, PVOID pvSrc, ULONG cbSize, BOOL bProtect)
static UINT_PTR	SpiGet (PVOID pvParam, PVOID pvData, ULONG cbSize, FLONG fl)
static UINT_PTR	SpiSet (PVOID pvData, PVOID pvParam, ULONG cbSize, FLONG fl)
static UINT_PTR	SpiGetEx (PVOID pvParam, PVOID pvData, ULONG cbSize, FLONG fl)
static UINT_PTR	SpiGetInt (PVOID pvParam, PVOID piValue, FLONG fl)
static UINT_PTR	SpiSetYesNo (BOOL *pbData, BOOL bValue, PCWSTR pwszKey, PCWSTR pwszValue, FLONG fl)
static UINT_PTR	SpiSetBool (BOOL *pbData, INT iValue, PCWSTR pwszKey, PCWSTR pwszValue, FLONG fl)
static UINT_PTR	SpiSetDWord (PVOID pvData, INT iValue, PCWSTR pwszKey, PCWSTR pwszValue, FLONG fl)
static UINT_PTR	SpiSetInt (PVOID pvData, INT iValue, PCWSTR pwszKey, PCWSTR pwszValue, FLONG fl)
static UINT_PTR	SpiSetMetric (PVOID pvData, INT iValue, PCWSTR pwszValue, FLONG fl)
static UINT_PTR	SpiSetUserPref (DWORD dwMask, PVOID pvValue, FLONG fl)
static UINT_PTR	SpiGetUserPref (DWORD dwMask, PVOID pvParam, FLONG fl)
HBITMAP	IntStretchWallpaper (_In_ PWND pwndDesktop, _In_ HBITMAP hBitmap)
static UINT_PTR	SpiSetWallpaper (PVOID pvParam, FLONG fl)
static BOOL	SpiNotifyNCMetricsChanged (VOID)
static UINT_PTR	SpiGetSet (UINT uiAction, UINT uiParam, PVOID pvParam, FLONG fl)
static BOOL	SpiGetSetProbeBuffer (UINT uiAction, UINT uiParam, PVOID pvParam)
BOOL FASTCALL	UserSystemParametersInfo (UINT uiAction, UINT uiParam, PVOID pvParam, UINT fWinIni)
BOOL APIENTRY	NtUserSystemParametersInfo (UINT uiAction, UINT uiParam, PVOID pvParam, UINT fWinIni)

Variables
SPIVALUES	gspv
BOOL	gbSpiInitialized = FALSE
BOOL	g_PaintDesktopVersion = FALSE
BOOL	g_bWindowSnapEnabled = TRUE
static const WCHAR *	KEY_MOUSE = L"Control Panel\\Mouse"
static const WCHAR *	VAL_MOUSE1 = L"MouseThreshold1"
static const WCHAR *	VAL_MOUSE2 = L"MouseThreshold2"
static const WCHAR *	VAL_MOUSE3 = L"MouseSpeed"
static const WCHAR *	VAL_MOUSETRAILS = L"MouseTrails"
static const WCHAR *	VAL_DBLCLKWIDTH = L"DoubleClickWidth"
static const WCHAR *	VAL_DBLCLKHEIGHT = L"DoubleClickHeight"
static const WCHAR *	VAL_DBLCLKTIME = L"DoubleClickSpeed"
static const WCHAR *	VAL_SNAPDEFBTN = L"SnapToDefaultButton"
static const WCHAR *	VAL_SWAP = L"SwapMouseButtons"
static const WCHAR *	VAL_HOVERTIME = L"MouseHoverTime"
static const WCHAR *	VAL_HOVERWIDTH = L"MouseHoverWidth"
static const WCHAR *	VAL_HOVERHEIGHT = L"MouseHoverHeight"
static const WCHAR *	VAL_SENSITIVITY = L"MouseSensitivity"
static const WCHAR *	KEY_DESKTOP = L"Control Panel\\Desktop"
static const WCHAR *	VAL_SCRTO = L"ScreenSaveTimeOut"
static const WCHAR *	VAL_SCRNSV = L"SCRNSAVE.EXE"
static const WCHAR *	VAL_SCRACT = L"ScreenSaveActive"
static const WCHAR *	VAL_GRID = L"GridGranularity"
static const WCHAR *	VAL_DRAG = L"DragFullWindows"
static const WCHAR *	VAL_DRAGHEIGHT = L"DragHeight"
static const WCHAR *	VAL_DRAGWIDTH = L"DragWidth"
static const WCHAR *	VAL_FONTSMOOTHING = L"FontSmoothing"
static const WCHAR *	VAL_FONTSMOOTHINGTYPE = L"FontSmoothingType"
static const WCHAR *	VAL_FONTSMOOTHINGCONTRAST = L"FontSmoothingGamma"
static const WCHAR *	VAL_FONTSMOOTHINGORIENTATION = L"FontSmoothingOrientation"
static const WCHAR *	VAL_SCRLLLINES = L"WheelScrollLines"
static const WCHAR *	VAL_CLICKLOCKTIME = L"ClickLockTime"
static const WCHAR *	VAL_PAINTDESKVER = L"PaintDesktopVersion"
static const WCHAR *	VAL_CARETRATE = L"CursorBlinkRate"
static const WCHAR *	VAL_CARETWIDTH = L"CaretWidth"
static const WCHAR *	VAL_USERPREFMASK = L"UserPreferencesMask"
static const WCHAR *	VAL_SNAP_ENABLED = L"WindowArrangementActive"
static const WCHAR *	VAL_SNAP_DOCKMOVING = L"DockMoving"
static const WCHAR *	KEY_MDALIGN = L"Software\\Microsoft\\Windows NT\\CurrentVersion\\Windows"
static const WCHAR *	VAL_MDALIGN = L"MenuDropAlignment"
static const WCHAR *	KEY_METRIC = L"Control Panel\\Desktop\\WindowMetrics"
static const WCHAR *	VAL_BORDER = L"BorderWidth"
static const WCHAR *	VAL_ICONSPC = L"IconSpacing"
static const WCHAR *	VAL_ICONVSPC = L"IconVerticalspacing"
static const WCHAR *	VAL_ITWRAP = L"IconTitleWrap"
static const WCHAR *	KEY_SOUND = L"Control Panel\\Sound"
static const WCHAR *	VAL_BEEP = L"Beep"
static const WCHAR *	KEY_KBD = L"Control Panel\\Keyboard"
static const WCHAR *	VAL_KBDSPD = L"KeyboardSpeed"
static const WCHAR *	VAL_KBDDELAY = L"KeyboardDelay"
static const WCHAR *	KEY_INPUT_METHOD = L"Control Panel\\Input Method"
static const WCHAR *	KEY_SHOWSNDS = L"Control Panel\\Accessibility\\ShowSounds"
static const WCHAR *	KEY_KDBPREF = L"Control Panel\\Accessibility\\Keyboard Preference"
static const WCHAR *	KEY_SCRREAD = L"Control Panel\\Accessibility\\Blind Access"
static const WCHAR *	VAL_ON = L"On"
static const WCHAR *	KEY_MOUSEKEYS = L"Control Panel\\Accessibility\\MouseKeys"
static const WCHAR *	VAL_MOUSEKEYS_FLAGS = L"Flags"
static const WCHAR *	VAL_MOUSEKEYS_MAX = L"MaximumSpeed"
static const WCHAR *	VAL_MOUSEKEYS_TIMETOMAX = L"TimeToMaximumSpeed"

Macro Definition Documentation

dpi

#define dpi   96

Definition at line 23 of file sysparams.c.

METRIC2REG

#define METRIC2REG

(

met

)

(-((((met) * 1440)- 0) / dpi))

Definition at line 26 of file sysparams.c.

REG2METRIC

#define REG2METRIC

(

reg

)

(reg > 0 ? reg : ((-(reg) * dpi + 720) / 1440))

Definition at line 25 of file sysparams.c.

REQ_INTERACTIVE_WINSTA

#define REQ_INTERACTIVE_WINSTA

(

err

)

Value:

do { \
    if (GetW32ProcessInfo()->prpwinsta != InputWindowStation) \
    { \
        if (GetW32ProcessInfo()->prpwinsta == NULL) \
        { \
            ERR("NtUserSystemParametersInfo called without active window station, and it requires an interactive one\n"); \
        } \
        else \
        { \
            ERR("NtUserSystemParametersInfo requires interactive window station (current is '%wZ')\n", \
                &(OBJECT_HEADER_TO_NAME_INFO(OBJECT_TO_OBJECT_HEADER(GetW32ProcessInfo()->prpwinsta))->Name)); \
        } \
        EngSetLastError(err); \
        return 0; \
    } \
} while (0)

Definition at line 28 of file sysparams.c.

Function Documentation

DBG_DEFAULT_CHANNEL()

DBG_DEFAULT_CHANNEL

(

UserSysparams

)

InitSysParams()

BOOL InitSysParams

(

VOID

)

Definition at line 371 of file sysparams.c.

{
    SpiUpdatePerUserSystemParameters();
    gbSpiInitialized = TRUE;
    return TRUE;
}

IntStretchWallpaper()

HBITMAP IntStretchWallpaper	(	_In_ PWND	pwndDesktop,
		_In_ HBITMAP	hBitmap
	)

Definition at line 1988 of file desktop.c.

{
    HDC hWallpaperDC;
    HBITMAP hNewBitmap;
    POINT ptSrc, ptDst;
    SIZE szDesk, szSrc, szDst;
 
    if (!hBitmap)
        return NULL;
 
    IntCalcWallpaperCoordinates(pwndDesktop, &szDesk, &szSrc, &szDst, &ptSrc, &ptDst);
 
    hWallpaperDC = NtGdiCreateCompatibleDC(ScreenDeviceContext);
    if (hWallpaperDC)
    {
        hNewBitmap = NtGdiCreateCompatibleBitmap(ScreenDeviceContext, szDesk.cx, szDesk.cy);
        if (hNewBitmap)
        {
            HBITMAP hOldBitmap1, hOldBitmap2;
 
            hOldBitmap1 = NtGdiSelectBitmap(hSystemBM, hNewBitmap);
            hOldBitmap2 = NtGdiSelectBitmap(hWallpaperDC, hBitmap);
 
            /*
             * Stretch the bitmap to the required coordinates
             * on the system memory DC first,
             * and then simply blit the result to an ouput hDC
             * to show the bitmap on the desktop.
             * Fixes improper wallpaper painting.
             */
            NtGdiStretchBlt(hSystemBM,
                            ptDst.x,
                            ptDst.y,
                            szDst.cx,
                            szDst.cy,
                            hWallpaperDC,
                            ptSrc.x,
                            ptSrc.y,
                            szSrc.cx,
                            szSrc.cy,
                            SRCCOPY,
                            0);
 
            NtGdiSelectBitmap(hSystemBM, hOldBitmap1);
            NtGdiSelectBitmap(hWallpaperDC, hOldBitmap2);
            NtGdiDeleteObjectApp(hWallpaperDC);
            NtGdiDeleteObjectApp(hBitmap);
            GreSetBitmapOwner(hNewBitmap, GDI_OBJ_HMGR_PUBLIC);
            return hNewBitmap;
        }
        NtGdiDeleteObjectApp(hWallpaperDC);
    }
    return NULL;
}

Referenced by SpiSetWallpaper().

NtUserSystemParametersInfo()

BOOL APIENTRY NtUserSystemParametersInfo	(	UINT	uiAction,
		UINT	uiParam,
		PVOID	pvParam,
		UINT	fWinIni
	)

Definition at line 2200 of file sysparams.c.

{
    BOOL bResult;
 
    TRACE("Enter NtUserSystemParametersInfo(%u)\n", uiAction);
    UserEnterExclusive();
 
    // FIXME: Get rid of the flags and only use this from um. kernel can access data directly.
    /* Set UM memory protection flag */
    fWinIni |= SPIF_PROTECT;
 
    /* Call internal function */
    bResult = UserSystemParametersInfo(uiAction, uiParam, pvParam, fWinIni);
 
    TRACE("Leave NtUserSystemParametersInfo, returning %d\n", bResult);
    UserLeave();
 
    return bResult;
}

Referenced by DrawFocusRect(), RealSystemParametersInfoA(), RealSystemParametersInfoW(), SetDoubleClickTime(), START_TEST(), Test_NtUserSystemParametersInfo_fWinIni(), Test_NtUserSystemParametersInfo_Params(), Test_SPI_SETACCESSTIMEOUT(), Test_SPI_SETBEEP(), Test_SPI_SETBORDER(), Test_SPI_SETDESKWALLPAPER(), Test_SPI_SETFASTTASKSWITCH(), Test_SPI_SETICONMETRICS(), Test_SPI_SETICONTITLELOGFONT(), Test_SPI_SETMENUANIMATION(), Test_SPI_SETMINIMIZEDMETRICS(), Test_SPI_SETMOUSE(), Test_SPI_SETMOUSEBUTTONSWAP(), Test_SPI_SETNONCLIENTMETRICS(), Test_SPI_SETSTICKYKEYS(), Test_SPI_SETWORKAREA(), and Test_UserPref().

NtUserUpdatePerUserSystemParameters()

BOOL APIENTRY NtUserUpdatePerUserSystemParameters	(	DWORD	dwReserved,
		BOOL	bEnable
	)

Definition at line 381 of file sysparams.c.

{
    BOOL bResult;
 
    TRACE("Enter NtUserUpdatePerUserSystemParameters\n");
    UserEnterExclusive();
 
    SpiUpdatePerUserSystemParameters();
    if(bEnable)
        g_PaintDesktopVersion = SpiLoadDWord(KEY_DESKTOP, VAL_PAINTDESKVER, 0);
    else
        g_PaintDesktopVersion = FALSE;
    bResult = TRUE;
 
    TRACE("Leave NtUserUpdatePerUserSystemParameters, returning %d\n", bResult);
    UserLeave();
 
    return bResult;
}

Referenced by START_TEST(), UpdatePerUserSystemParameters(), and UserInitialize().

SpiFixupValues()

static VOID SpiFixupValues ( VOID  )

static

Definition at line 205 of file sysparams.c.

{
    /* Fixup values */
    gspv.ncm.iCaptionWidth = max(gspv.ncm.iCaptionWidth, 8);
    gspv.ncm.iBorderWidth = max(gspv.ncm.iBorderWidth, 1);
    gspv.ncm.iScrollWidth = max(gspv.ncm.iScrollWidth, 8);
    gspv.ncm.iScrollHeight = max(gspv.ncm.iScrollHeight, 8);
//    gspv.ncm.iMenuHeight = max(gspv.ncm.iMenuHeight, gspv.tmMenuFont.tmHeight);
//    gspv.ncm.iMenuHeight = max(gspv.ncm.iMenuHeight,
//                               2 + gspv.tmMenuFont.tmHeight +
//                               gspv.tmMenuFont.tmExternalLeading);
    if (gspv.iDblClickTime == 0) gspv.iDblClickTime = 500;
 
    // FIXME: Hack!!!
    gspv.tmMenuFont.tmHeight = 11;
    gspv.tmMenuFont.tmExternalLeading = 2;
 
    gspv.tmCaptionFont.tmHeight = 11;
    gspv.tmCaptionFont.tmExternalLeading = 2;
 
}

Referenced by SpiUpdatePerUserSystemParameters(), and UserSystemParametersInfo().

SpiGet()

static UINT_PTR SpiGet ( PVOID  pvParam, PVOID  pvData, ULONG  cbSize, FLONG  fl  )

inlinestatic

Definition at line 498 of file sysparams.c.

{
    REQ_INTERACTIVE_WINSTA(ERROR_ACCESS_DENIED);
    return SpiMemCopy(pvParam, pvData, cbSize, fl & SPIF_PROTECT);
}

Referenced by SpiGetEx(), SpiGetInt(), and SpiGetSet().

SpiGetEx()

static UINT_PTR SpiGetEx ( PVOID  pvParam, PVOID  pvData, ULONG  cbSize, FLONG  fl  )

inlinestatic

Definition at line 514 of file sysparams.c.

{
    ULONG cbBufSize;
    /* Get the cbSite member from UM memory */
    if (!SpiSet(&cbBufSize, pvParam, sizeof(ULONG), fl))
        return 0;
    /* Verify the correct size */
    if (cbBufSize != cbSize)
        return 0;
    return SpiGet(pvParam, pvData, cbSize, fl);
}

Referenced by SpiGetSet().

SpiGetInt()

static UINT_PTR SpiGetInt ( PVOID  pvParam, PVOID  piValue, FLONG  fl  )

inlinestatic

Definition at line 528 of file sysparams.c.

{
    return SpiGet(pvParam, piValue, sizeof(INT), fl);
}

Referenced by SpiGetSet(), and SpiGetUserPref().

SpiGetSet()

static UINT_PTR SpiGetSet ( UINT  uiAction, UINT  uiParam, PVOID  pvParam, FLONG  fl  )

static

Definition at line 837 of file sysparams.c.

{
    switch (uiAction)
    {
        case SPI_GETBEEP:
            return SpiGetInt(pvParam, &gspv.bBeep, fl);
 
        case SPI_SETBEEP:
            return SpiSetYesNo(&gspv.bBeep, uiParam, KEY_SOUND, VAL_BEEP, fl);
 
        case SPI_GETMOUSE:
            return SpiGet(pvParam, &gspv.caiMouse, 3 * sizeof(INT), fl);
 
        case SPI_SETMOUSE:
            if (!SpiSet(&gspv.caiMouse, pvParam, 3 * sizeof(INT), fl))
                return 0;
            if (fl & SPIF_UPDATEINIFILE)
            {
                SpiStoreSzInt(KEY_MOUSE, VAL_MOUSE1, gspv.caiMouse.FirstThreshold);
                SpiStoreSzInt(KEY_MOUSE, VAL_MOUSE2, gspv.caiMouse.SecondThreshold);
                SpiStoreSzInt(KEY_MOUSE, VAL_MOUSE3, gspv.caiMouse.Acceleration);
            }
            return (UINT_PTR)KEY_MOUSE;
 
        case SPI_GETBORDER:
            return SpiGetInt(pvParam, &gspv.ncm.iBorderWidth, fl);
 
        case SPI_SETBORDER:
            uiParam = max(uiParam, 1);
            return SpiSetInt(&gspv.ncm.iBorderWidth, uiParam, KEY_METRIC, VAL_BORDER, fl);
 
        case SPI_GETKEYBOARDSPEED:
            return SpiGetInt(pvParam, &gspv.dwKbdSpeed, fl);
 
        case SPI_SETKEYBOARDSPEED:
            return SpiSetInt(&gspv.dwKbdSpeed, uiParam, KEY_KBD, VAL_KBDSPD, fl);
 
        case SPI_LANGDRIVER:
            ERR("SPI_LANGDRIVER is unimplemented\n");
            break;
 
        case SPI_GETSCREENSAVETIMEOUT:
            return SpiGetInt(pvParam, &gspv.iScrSaverTimeout, fl);
 
        case SPI_SETSCREENSAVETIMEOUT:
            return SpiSetInt(&gspv.iScrSaverTimeout, uiParam, KEY_DESKTOP, VAL_SCRTO, fl);
 
        case SPI_GETSCREENSAVEACTIVE:
            return SpiGetInt(pvParam, &gspv.bScrSaverActive, fl);
 
        case SPI_SETSCREENSAVEACTIVE:
            return SpiSetInt(&gspv.bScrSaverActive, uiParam, KEY_DESKTOP, VAL_SCRACT, fl);
 
        case SPI_GETGRIDGRANULARITY:
            return SpiGetInt(pvParam, &gspv.uiGridGranularity, fl);
 
        case SPI_SETGRIDGRANULARITY:
            return SpiSetInt(&gspv.uiGridGranularity, uiParam, KEY_DESKTOP, VAL_GRID, fl);
 
        case SPI_GETDESKWALLPAPER:
            uiParam = min(uiParam, gspv.ustrWallpaper.Length + 1UL);
            return SpiGet(pvParam, gspv.awcWallpaper, uiParam, fl);
 
        case SPI_SETDESKWALLPAPER:
            return SpiSetWallpaper(pvParam, fl);
 
        case SPI_SETDESKPATTERN:
            ERR("SPI_SETDESKPATTERN is unimplemented\n");
            break;
 
        case SPI_GETKEYBOARDDELAY:
            return SpiGetInt(pvParam, &gspv.iKbdDelay, fl);
 
        case SPI_SETKEYBOARDDELAY:
            return SpiSetInt(&gspv.iKbdDelay, uiParam, KEY_KBD, VAL_KBDDELAY, fl);
 
        case SPI_ICONHORIZONTALSPACING:
            if (pvParam)
            {
                return SpiGetInt(pvParam, &gspv.im.iHorzSpacing, fl);
            }
            uiParam = max(uiParam, 32);
            return SpiSetMetric(&gspv.im.iHorzSpacing, uiParam, VAL_ICONSPC, fl);
 
        case SPI_ICONVERTICALSPACING:
            if (pvParam)
            {
                return SpiGetInt(pvParam, &gspv.im.iVertSpacing, fl);
            }
            uiParam = max(uiParam, 32);
            return SpiSetMetric(&gspv.im.iVertSpacing, uiParam, VAL_ICONVSPC, fl);
 
        case SPI_GETICONTITLEWRAP:
            return SpiGetInt(pvParam, &gspv.im.iTitleWrap, fl);
 
        case SPI_SETICONTITLEWRAP:
            return SpiSetInt(&gspv.im.iTitleWrap, uiParam, KEY_METRIC, VAL_ITWRAP, fl);
 
        case SPI_GETMENUDROPALIGNMENT:
            return SpiGetInt(pvParam, &gspv.bMenuDropAlign, fl);
 
        case SPI_SETMENUDROPALIGNMENT:
            return SpiSetBool(&gspv.bMenuDropAlign, uiParam, KEY_MDALIGN, VAL_MDALIGN, fl);
 
        case SPI_SETDOUBLECLKWIDTH:
            return SpiSetInt(&gspv.iDblClickWidth, uiParam, KEY_MOUSE, VAL_DBLCLKWIDTH, fl);
 
        case SPI_SETDOUBLECLKHEIGHT:
            return SpiSetInt(&gspv.iDblClickHeight, uiParam, KEY_MOUSE, VAL_DBLCLKHEIGHT, fl);
 
        case SPI_GETICONTITLELOGFONT:
            return SpiGet(pvParam, &gspv.im.lfFont, sizeof(LOGFONTW), fl);
 
        case SPI_SETICONTITLELOGFONT:
            if (!SpiSet(&gspv.im.lfFont, pvParam, sizeof(LOGFONTW), fl))
                return 0;
            if (fl & SPIF_UPDATEINIFILE)
            {
                SpiStoreFont(L"IconFont", &gspv.im.lfFont);
            }
            return (UINT_PTR)KEY_METRIC;
 
        case SPI_SETDOUBLECLICKTIME:
            return SpiSetInt(&gspv.iDblClickTime, uiParam, KEY_MOUSE, VAL_DBLCLKTIME, fl);
 
        case SPI_SETMOUSEBUTTONSWAP:
            return SpiSetInt(&gspv.bMouseBtnSwap, uiParam, KEY_MOUSE, VAL_SWAP, fl);
 
        case SPI_GETFASTTASKSWITCH:
            return SpiGetInt(pvParam, &gspv.bFastTaskSwitch, fl);
 
        case SPI_SETFASTTASKSWITCH:
            /* According to Winetest this one is unimplemented */
            return 1;
 
        case SPI_GETDRAGFULLWINDOWS:
            return SpiGetInt(pvParam, &gspv.bDragFullWindows, fl);
 
        case SPI_SETDRAGFULLWINDOWS:
            return SpiSetInt(&gspv.bDragFullWindows, uiParam, KEY_DESKTOP, VAL_DRAG, fl);
 
        case SPI_GETNONCLIENTMETRICS:
        {
            return SpiGet(pvParam, &gspv.ncm, sizeof(NONCLIENTMETRICSW), fl);
        }
 
        case SPI_SETNONCLIENTMETRICS:
        {
            LPNONCLIENTMETRICSW metrics = (LPNONCLIENTMETRICSW)pvParam;
 
            /* Fixup user's structure size */
            metrics->cbSize = sizeof(NONCLIENTMETRICSW);
 
            if (!SpiSet(&gspv.ncm, metrics, sizeof(NONCLIENTMETRICSW), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                SpiStoreMetric(VAL_BORDER, gspv.ncm.iBorderWidth);
                SpiStoreMetric(L"ScrollWidth", gspv.ncm.iScrollWidth);
                SpiStoreMetric(L"ScrollHeight", gspv.ncm.iScrollHeight);
                SpiStoreMetric(L"CaptionWidth", gspv.ncm.iCaptionWidth);
                SpiStoreMetric(L"CaptionHeight", gspv.ncm.iCaptionHeight);
                SpiStoreMetric(L"SmCaptionWidth", gspv.ncm.iSmCaptionWidth);
                SpiStoreMetric(L"SmCaptionHeight", gspv.ncm.iSmCaptionHeight);
                SpiStoreMetric(L"MenuWidth", gspv.ncm.iMenuWidth);
                SpiStoreMetric(L"MenuHeight", gspv.ncm.iMenuHeight);
#if (WINVER >= 0x0600)
                SpiStoreMetric(L"PaddedBorderWidth", gspv.ncm.iPaddedBorderWidth);
#endif
                SpiStoreFont(L"CaptionFont", &gspv.ncm.lfCaptionFont);
                SpiStoreFont(L"SmCaptionFont", &gspv.ncm.lfSmCaptionFont);
                SpiStoreFont(L"MenuFont", &gspv.ncm.lfMenuFont);
                SpiStoreFont(L"StatusFont", &gspv.ncm.lfStatusFont);
                SpiStoreFont(L"MessageFont", &gspv.ncm.lfMessageFont);
            }
 
            if(!SpiNotifyNCMetricsChanged())
                return 0;
 
            return (UINT_PTR)KEY_METRIC;
        }
 
        case SPI_GETMINIMIZEDMETRICS:
        {
            return SpiGet(pvParam, &gspv.mm, sizeof(MINIMIZEDMETRICS), fl);
        }
 
        case SPI_SETMINIMIZEDMETRICS:
        {
            LPMINIMIZEDMETRICS metrics = (LPMINIMIZEDMETRICS)pvParam;
 
            /* Fixup user's structure size */
            metrics->cbSize = sizeof(MINIMIZEDMETRICS);
 
            if (!SpiSet(&gspv.mm, metrics, sizeof(MINIMIZEDMETRICS), fl))
                return 0;
 
            gspv.mm.iWidth = max(0, gspv.mm.iWidth);
            gspv.mm.iHorzGap = max(0, gspv.mm.iHorzGap);
            gspv.mm.iVertGap = max(0, gspv.mm.iVertGap);
            gspv.mm.iArrange = gspv.mm.iArrange & 0xf;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                SpiStoreMetric(L"MinWidth", gspv.mm.iWidth);
                SpiStoreMetric(L"MinHorzGap", gspv.mm.iHorzGap);
                SpiStoreMetric(L"MinVertGap", gspv.mm.iVertGap);
                SpiStoreMetric(L"MinArrange", gspv.mm.iArrange);
            }
 
            return (UINT_PTR)KEY_METRIC;
        }
 
        case SPI_GETICONMETRICS:
        {
            return SpiGet(pvParam, &gspv.im, sizeof(ICONMETRICSW), fl);
        }
 
        case SPI_SETICONMETRICS:
        {
            LPICONMETRICSW metrics = (LPICONMETRICSW)pvParam;
 
            /* Fixup user's structure size */
            metrics->cbSize = sizeof(ICONMETRICSW);
 
            if (!SpiSet(&gspv.im, metrics, sizeof(ICONMETRICSW), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                SpiStoreMetric(VAL_ICONSPC, gspv.im.iHorzSpacing);
                SpiStoreMetric(VAL_ICONVSPC, gspv.im.iVertSpacing);
                SpiStoreMetric(VAL_ITWRAP, gspv.im.iTitleWrap);
                SpiStoreFont(L"IconFont", &gspv.im.lfFont);
            }
            return (UINT_PTR)KEY_METRIC;
        }
 
        case SPI_GETWORKAREA:
        {
            PMONITOR pmonitor = UserGetPrimaryMonitor();
 
            if(!pmonitor)
                return 0;
 
            return SpiGet(pvParam, &pmonitor->rcWork, sizeof(RECTL), fl);
        }
 
        case SPI_SETWORKAREA:
        {
            PMONITOR pmonitor;
            RECTL rcWorkArea, rcIntersect;
 
            if (!pvParam)
                return 0;
 
            RtlCopyMemory(&rcWorkArea, pvParam, sizeof(rcWorkArea));
 
            /* fail if empty */
            if (RECTL_bIsEmptyRect(&rcWorkArea))
                return 0;
 
            /* get the nearest monitor */
            pmonitor = UserMonitorFromRect(&rcWorkArea, MONITOR_DEFAULTTONEAREST);
            if (!pmonitor)
                return 0;
 
            /* fail unless work area is completely in monitor */
            if (!RECTL_bIntersectRect(&rcIntersect, &pmonitor->rcMonitor, &rcWorkArea) ||
                !RtlEqualMemory(&rcIntersect, &rcWorkArea, sizeof(rcIntersect)))
            {
                return 0;
            }
 
            if (!SpiSet(&pmonitor->rcWork, pvParam, sizeof(RECTL), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                // FIXME: What to do?
            }
            return (UINT_PTR)KEY_DESKTOP;
        }
 
        case SPI_SETPENWINDOWS:
            ERR("SPI_SETPENWINDOWS is unimplemented\n");
            break;
 
        case SPI_GETFILTERKEYS:
        {
            LPFILTERKEYS FilterKeys = (LPFILTERKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(FILTERKEYS))
                return 0;
 
            if (!FilterKeys || FilterKeys->cbSize != sizeof(FILTERKEYS))
                return 0;
 
            return SpiGet(pvParam, &gspv.filterkeys, sizeof(FILTERKEYS), fl);
        }
 
        case SPI_SETFILTERKEYS:
        {
            LPFILTERKEYS FilterKeys = (LPFILTERKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(FILTERKEYS))
                return 0;
 
            if (!FilterKeys || FilterKeys->cbSize != sizeof(FILTERKEYS))
                return 0;
 
            if (!SpiSet(&gspv.filterkeys, pvParam, sizeof(FILTERKEYS), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                // FIXME: What to do?
            }
            return (UINT_PTR)KEY_DESKTOP;
        }
 
        case SPI_GETTOGGLEKEYS:
        {
            LPTOGGLEKEYS ToggleKeys = (LPTOGGLEKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(TOGGLEKEYS))
                return 0;
 
            if (!ToggleKeys || ToggleKeys->cbSize != sizeof(TOGGLEKEYS))
                return 0;
 
            return SpiGet(pvParam, &gspv.togglekeys, sizeof(TOGGLEKEYS), fl);
        }
 
        case SPI_SETTOGGLEKEYS:
        {
            LPTOGGLEKEYS ToggleKeys = (LPTOGGLEKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(TOGGLEKEYS))
                return 0;
 
            if (!ToggleKeys || ToggleKeys->cbSize != sizeof(TOGGLEKEYS))
                return 0;
 
            if (!SpiSet(&gspv.togglekeys, pvParam, sizeof(TOGGLEKEYS), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                // FIXME: What to do?
            }
            return (UINT_PTR)KEY_DESKTOP;
        }
 
        case SPI_GETMOUSEKEYS:
        {
            LPMOUSEKEYS MouseKeys = (LPMOUSEKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(MOUSEKEYS))
                return 0;
 
            if (!MouseKeys || MouseKeys->cbSize != sizeof(MOUSEKEYS))
                return 0;
 
            return SpiGet(pvParam, &gspv.mousekeys, sizeof(MOUSEKEYS), fl);
        }
 
        case SPI_SETMOUSEKEYS:
        {
            LPMOUSEKEYS MouseKeys = (LPMOUSEKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(MOUSEKEYS))
                return 0;
 
            if (!MouseKeys || MouseKeys->cbSize != sizeof(MOUSEKEYS))
                return 0;
 
            if (!SpiSet(&gspv.mousekeys, pvParam, sizeof(MOUSEKEYS), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                SpiStoreSzInt(KEY_MOUSEKEYS, VAL_MOUSEKEYS_FLAGS, gspv.mousekeys.dwFlags);
                SpiStoreSzInt(KEY_MOUSEKEYS, VAL_MOUSEKEYS_MAX, gspv.mousekeys.iMaxSpeed);
                SpiStoreSzInt(KEY_MOUSEKEYS, VAL_MOUSEKEYS_TIMETOMAX, gspv.mousekeys.iTimeToMaxSpeed);
            }
            return (UINT_PTR)KEY_DESKTOP;
        }
 
        case SPI_GETSHOWSOUNDS:
            return SpiGetInt(pvParam, &gspv.bShowSounds, fl);
 
        case SPI_SETSHOWSOUNDS:
            return SpiSetBool(&gspv.bShowSounds, uiParam, KEY_SHOWSNDS, VAL_ON, fl);
 
        case SPI_GETSTICKYKEYS:
        {
            LPSTICKYKEYS StickyKeys = (LPSTICKYKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(STICKYKEYS))
                return 0;
 
            if (!StickyKeys || StickyKeys->cbSize != sizeof(STICKYKEYS))
                return 0;
 
            return SpiGetEx(pvParam, &gspv.stickykeys, sizeof(STICKYKEYS), fl);
        }
 
        case SPI_SETSTICKYKEYS:
        {
            LPSTICKYKEYS StickyKeys = (LPSTICKYKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(STICKYKEYS))
                return 0;
 
            if (!StickyKeys || StickyKeys->cbSize != sizeof(STICKYKEYS))
                return 0;
 
            if (!SpiSet(&gspv.stickykeys, pvParam, sizeof(STICKYKEYS), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                // FIXME: What to do?
            }
            return (UINT_PTR)KEY_DESKTOP;
        }
 
        case SPI_GETACCESSTIMEOUT:
        {
            LPACCESSTIMEOUT AccessTimeout = (LPACCESSTIMEOUT)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(ACCESSTIMEOUT))
                return 0;
 
            if (!AccessTimeout || AccessTimeout->cbSize != sizeof(ACCESSTIMEOUT))
                return 0;
 
            return SpiGetEx(pvParam, &gspv.accesstimeout, sizeof(ACCESSTIMEOUT), fl);
        }
 
        case SPI_SETACCESSTIMEOUT:
        {
            LPACCESSTIMEOUT AccessTimeout = (LPACCESSTIMEOUT)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(ACCESSTIMEOUT))
            {
                return 0;
            }
 
            if (!AccessTimeout || AccessTimeout->cbSize != sizeof(ACCESSTIMEOUT))
            {
                return 0;
            }
 
            if (!SpiSet(&gspv.accesstimeout, pvParam, sizeof(ACCESSTIMEOUT), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                // FIXME: What to do?
            }
            return (UINT_PTR)KEY_DESKTOP;
        }
 
        case SPI_GETSERIALKEYS:
        {
            LPSERIALKEYS SerialKeys = (LPSERIALKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(SERIALKEYS))
                return 0;
 
            if (!SerialKeys || SerialKeys->cbSize != sizeof(SERIALKEYS))
                return 0;
 
            return SpiGet(pvParam, &gspv.serialkeys, sizeof(SERIALKEYS), fl);
        }
 
        case SPI_SETSERIALKEYS:
        {
            LPSERIALKEYS SerialKeys = (LPSERIALKEYS)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(SERIALKEYS))
                return 0;
 
            if (!SerialKeys || SerialKeys->cbSize != sizeof(SERIALKEYS))
                return 0;
 
            if (!SpiSet(&gspv.serialkeys, pvParam, sizeof(SERIALKEYS), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                // FIXME: What to do?
            }
            return (UINT_PTR)KEY_DESKTOP;
        }
 
        case SPI_GETSOUNDSENTRY:
        {
            LPSOUNDSENTRYW SoundsEntry = (LPSOUNDSENTRYW)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(SOUNDSENTRYW))
                return 0;
 
            if (!SoundsEntry || SoundsEntry->cbSize != sizeof(SOUNDSENTRYW))
                return 0;
 
            return SpiGet(pvParam, &gspv.soundsentry, sizeof(SOUNDSENTRYW), fl);
        }
 
        case SPI_SETSOUNDSENTRY:
        {
            LPSOUNDSENTRYW SoundsEntry = (LPSOUNDSENTRYW)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(SOUNDSENTRYW))
                return 0;
 
            if (!SoundsEntry || SoundsEntry->cbSize != sizeof(SOUNDSENTRYW))
                return 0;
 
            if (!SpiSet(&gspv.soundsentry, pvParam, sizeof(SOUNDSENTRYW), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                // FIXME: What to do?
            }
            return (UINT_PTR)KEY_DESKTOP;
        }
 
        case SPI_GETHIGHCONTRAST:
        {
            LPHIGHCONTRASTW highcontrast = (LPHIGHCONTRASTW)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(HIGHCONTRASTW))
                return 0;
 
            if (!highcontrast || highcontrast->cbSize != sizeof(HIGHCONTRASTW))
                return 0;
 
            return SpiGet(pvParam, &gspv.highcontrast, sizeof(HIGHCONTRASTW), fl);
        }
 
        case SPI_SETHIGHCONTRAST:
        {
            LPHIGHCONTRASTW highcontrast = (LPHIGHCONTRASTW)pvParam;
 
            if (uiParam != 0 && uiParam != sizeof(HIGHCONTRASTW))
                return 0;
 
            if (!highcontrast || highcontrast->cbSize != sizeof(HIGHCONTRASTW))
                return 0;
 
            if (!SpiSet(&gspv.highcontrast, pvParam, sizeof(HIGHCONTRASTW), fl))
                return 0;
 
            if (fl & SPIF_UPDATEINIFILE)
            {
                // FIXME: What to do?
            }
            return (UINT_PTR)KEY_DESKTOP;
        }
 
        case SPI_GETKEYBOARDPREF:
            return SpiGetInt(pvParam, &gspv.bKbdPref, fl);
 
        case SPI_SETKEYBOARDPREF:
            return SpiSetBool(&gspv.bKbdPref, uiParam, KEY_KDBPREF, VAL_ON, fl);
 
        case SPI_GETSCREENREADER:
            return SpiGetInt(pvParam, &gspv.bScreenReader, fl);
 
        case SPI_SETSCREENREADER:
            return SpiSetBool(&gspv.bScreenReader, uiParam, KEY_SCRREAD, VAL_ON, fl);
 
        case SPI_GETANIMATION:
            return SpiGet(pvParam, &gspv.animationinfo, sizeof(ANIMATIONINFO), fl);
 
        case SPI_SETANIMATION:
            if (!SpiSet(&gspv.animationinfo, pvParam, sizeof(ANIMATIONINFO), fl))
                return 0;
            if (fl & SPIF_UPDATEINIFILE)
            {
                // FIXME: What to do?
            }
            return (UINT_PTR)KEY_DESKTOP;
 
        case SPI_GETFONTSMOOTHING:
            return SpiGetInt(pvParam, &gspv.bFontSmoothing, fl);
 
        case SPI_SETFONTSMOOTHING:
            gspv.bFontSmoothing = !!uiParam;
            if (fl & SPIF_UPDATEINIFILE)
            {
                SpiStoreSzInt(KEY_DESKTOP, VAL_FONTSMOOTHING, gspv.bFontSmoothing ? 2 : 0);
            }
            return (UINT_PTR)KEY_DESKTOP;
 
        case SPI_SETDRAGWIDTH:
            return SpiSetInt(&gspv.iDragWidth, uiParam, KEY_DESKTOP, VAL_DRAGWIDTH, fl);
 
        case SPI_SETDRAGHEIGHT:
            return SpiSetInt(&gspv.iDragHeight, uiParam, KEY_DESKTOP, VAL_DRAGHEIGHT, fl);
 
        case SPI_SETHANDHELD:
            return SpiSetBool(&gspv.bHandHeld, uiParam, KEY_DESKTOP, L"HandHeld", fl);
 
        case SPI_GETLOWPOWERTIMEOUT:
            return SpiGetInt(pvParam, &gspv.iLowPwrTimeout, fl);
 
        case SPI_GETPOWEROFFTIMEOUT:
            return SpiGetInt(pvParam, &gspv.iPwrOffTimeout, fl);
 
        case SPI_SETLOWPOWERTIMEOUT:
            return SpiSetInt(&gspv.iLowPwrTimeout, uiParam, KEY_DESKTOP, L"LowPowerTimeOut", fl);
 
        case SPI_SETPOWEROFFTIMEOUT:
            return SpiSetInt(&gspv.iPwrOffTimeout, uiParam, KEY_DESKTOP, L"PowerOffTimeOut", fl);
 
        case SPI_GETLOWPOWERACTIVE:
            return SpiGetInt(pvParam, &gspv.bLowPwrActive, fl);
 
        case SPI_GETPOWEROFFACTIVE:
            return SpiGetInt(pvParam, &gspv.bPwrOffActive, fl);
 
        case SPI_SETLOWPOWERACTIVE:
            return SpiSetBool(&gspv.bLowPwrActive, uiParam, KEY_DESKTOP, L"LowPowerActive", fl);
 
        case SPI_SETPOWEROFFACTIVE:
            return SpiSetBool(&gspv.bPwrOffActive, uiParam, KEY_DESKTOP, L"PowerOffActive", fl);
 
        case SPI_SETCURSORS:
            ERR("SPI_SETCURSORS is unimplemented\n");
            break;
 
        case SPI_SETICONS:
            ERR("SPI_SETICONS is unimplemented\n");
            break;
 
        case SPI_GETDEFAULTINPUTLANG:
            if (!gspklBaseLayout)
                return FALSE;
 
            return SpiGet(pvParam, &gspklBaseLayout->hkl, sizeof(HKL), fl);
 
        case SPI_SETDEFAULTINPUTLANG:
        {
            HKL hkl;
 
            /* Note: SPIF_UPDATEINIFILE is not supported */
            if ((fl & SPIF_UPDATEINIFILE) || !SpiSet(&hkl, pvParam, sizeof(hkl), fl))
                return FALSE;
 
            return UserSetDefaultInputLang(hkl);
        }
 
        case SPI_SETLANGTOGGLE:
            gdwLayoutToggleKey = UserGetLanguageToggle(L"Layout Hotkey", 2);
            gdwLanguageToggleKey = UserGetLanguageToggle(L"Language Hotkey", 1);
            return gdwLanguageToggleKey;
 
        case SPI_GETWINDOWSEXTENSION:
            ERR("SPI_GETWINDOWSEXTENSION is unimplemented\n");
            break;
 
        case SPI_GETMOUSETRAILS:
            return SpiGetInt(pvParam, &gspv.iMouseTrails, fl);
 
        case SPI_SETMOUSETRAILS:
            return SpiSetInt(&gspv.iMouseTrails, uiParam, KEY_MOUSE, VAL_MOUSETRAILS, fl);
 
        case SPI_GETSNAPTODEFBUTTON:
            return SpiGetInt(pvParam, &gspv.bSnapToDefBtn, fl);
 
        case SPI_SETSNAPTODEFBUTTON:
            return SpiSetBool(&gspv.bSnapToDefBtn, uiParam, KEY_MOUSE, VAL_SNAPDEFBTN, fl);
 
        case SPI_GETMOUSEHOVERWIDTH:
            return SpiGetInt(pvParam, &gspv.iMouseHoverWidth, fl);
 
        case SPI_SETMOUSEHOVERWIDTH:
            return SpiSetInt(&gspv.iMouseHoverWidth, uiParam, KEY_MOUSE, VAL_HOVERWIDTH, fl);
 
        case SPI_GETMOUSEHOVERHEIGHT:
            return SpiGetInt(pvParam, &gspv.iMouseHoverHeight, fl);
 
        case SPI_SETMOUSEHOVERHEIGHT:
            return SpiSetInt(&gspv.iMouseHoverHeight, uiParam, KEY_MOUSE, VAL_HOVERHEIGHT, fl);
 
        case SPI_GETMOUSEHOVERTIME:
            return SpiGetInt(pvParam, &gspv.iMouseHoverTime, fl);
 
        case SPI_SETMOUSEHOVERTIME:
           /* See https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-systemparametersinfoa
            * copy text from it, if some agument why xp and 2003 behovir diffent
            * only if they do not have SP install
            * " Windows Server 2003 and Windows XP: The operating system does not
            *   enforce the use of USER_TIMER_MAXIMUM and USER_TIMER_MINIMUM until
            *   Windows Server 2003 SP1 and Windows XP SP2 "
            */
            return SpiSetInt(&gspv.iMouseHoverTime, uiParam, KEY_MOUSE, VAL_HOVERTIME, fl);
 
        case SPI_GETWHEELSCROLLLINES:
            return SpiGetInt(pvParam, &gspv.iWheelScrollLines, fl);
 
        case SPI_SETWHEELSCROLLLINES:
            return SpiSetInt(&gspv.iWheelScrollLines, uiParam, KEY_DESKTOP, VAL_SCRLLLINES, fl);
 
        case SPI_GETMENUSHOWDELAY:
            return SpiGetInt(pvParam, &gspv.dwMenuShowDelay, fl);
 
        case SPI_SETMENUSHOWDELAY:
            return SpiSetInt(&gspv.dwMenuShowDelay, uiParam, KEY_DESKTOP, L"MenuShowDelay", fl);
 
#if (_WIN32_WINNT >= 0x0600)
        case SPI_GETWHEELSCROLLCHARS:
            return SpiGetInt(pvParam, &gspv.uiWheelScrollChars, fl);
 
        case SPI_SETWHEELSCROLLCHARS:
            return SpiSetInt(&gspv.uiWheelScrollChars, uiParam, KEY_DESKTOP, VAL_SCRLLCHARS, fl);
#endif
        case SPI_GETSHOWIMEUI:
            return SpiGetInt(pvParam, &gspv.bShowImeUi, fl);
 
        case SPI_SETSHOWIMEUI:
            return SpiSetBool(&gspv.bShowImeUi, uiParam, KEY_DESKTOP, L"", fl);
 
        case SPI_GETMOUSESPEED:
            return SpiGetInt(pvParam, &gspv.iMouseSpeed, fl);
 
        case SPI_SETMOUSESPEED:
        {
            /* Allowed range is [1:20] */
            if ((INT_PTR)pvParam < 1 || (INT_PTR)pvParam > 20)
                return 0;
            else
                return SpiSetInt(&gspv.iMouseSpeed, (INT_PTR)pvParam, KEY_MOUSE, VAL_SENSITIVITY, fl);
        }
 
        case SPI_GETSCREENSAVERRUNNING:
            return SpiGetInt(pvParam, &gspv.bScrSaverRunning, fl);
 
        case SPI_SETSCREENSAVERRUNNING:
            // FIXME: also return value?
            return SpiSetBool(&gspv.bScrSaverRunning, uiParam, KEY_MOUSE, L"", fl);
 
#if(WINVER >= 0x0600)
        case SPI_GETAUDIODESCRIPTION:
            return SpiGet(pvParam, &gspv.audiodescription, sizeof(AUDIODESCRIPTION), fl);
 
        case SPI_SETAUDIODESCRIPTION:
            ERR("SPI_SETAUDIODESCRIPTION is unimplemented\n");
            break;
 
        case SPI_GETSCREENSAVESECURE:
            return SpiGetInt(pvParam, &gspv.bScrSaverSecure, fl);
 
        case SPI_SETSCREENSAVESECURE:
            return SpiSetBool(&gspv.bScrSaverSecure, uiParam, KEY_DESKTOP, L"ScreenSaverIsSecure", fl);
#endif
 
        case SPI_GETACTIVEWINDOWTRACKING:
            return SpiGetUserPref(UPM_ACTIVEWINDOWTRACKING, pvParam, fl);
 
        case SPI_SETACTIVEWINDOWTRACKING:
            return SpiSetUserPref(UPM_ACTIVEWINDOWTRACKING, pvParam, fl);
 
        case SPI_GETMENUANIMATION:
            return SpiGetUserPref(UPM_MENUANIMATION, pvParam, fl);
 
        case SPI_SETMENUANIMATION:
            return SpiSetUserPref(UPM_MENUANIMATION, pvParam, fl);
 
        case SPI_GETCOMBOBOXANIMATION:
            return SpiGetUserPref(UPM_COMBOBOXANIMATION, pvParam, fl);
 
        case SPI_SETCOMBOBOXANIMATION:
            return SpiSetUserPref(UPM_COMBOBOXANIMATION, pvParam, fl);
 
        case SPI_GETLISTBOXSMOOTHSCROLLING:
            return SpiGetUserPref(UPM_LISTBOXSMOOTHSCROLLING, pvParam, fl);
 
        case SPI_SETLISTBOXSMOOTHSCROLLING:
            return SpiSetUserPref(UPM_LISTBOXSMOOTHSCROLLING, pvParam, fl);
 
        case SPI_GETGRADIENTCAPTIONS:
        {
            if (NtGdiGetDeviceCaps(ScreenDeviceContext, BITSPIXEL) <= 8)
            {
                INT iValue = 0;
                return SpiGetInt(pvParam, &iValue, fl);
            }
            else
            {
                return SpiGetUserPref(UPM_GRADIENTCAPTIONS, pvParam, fl);
            }
        }
 
        case SPI_SETGRADIENTCAPTIONS:
            return SpiSetUserPref(UPM_GRADIENTCAPTIONS, pvParam, fl);
 
        case SPI_GETKEYBOARDCUES:
            return SpiGetUserPref(UPM_KEYBOARDCUES, pvParam, fl);
 
        case SPI_SETKEYBOARDCUES:
            return SpiSetUserPref(UPM_KEYBOARDCUES, pvParam, fl);
 
        case SPI_GETACTIVEWNDTRKZORDER:
            return SpiGetUserPref(UPM_ACTIVEWNDTRKZORDER, pvParam, fl);
 
        case SPI_SETACTIVEWNDTRKZORDER:
            return SpiSetUserPref(UPM_ACTIVEWNDTRKZORDER, pvParam, fl);
 
        case SPI_GETHOTTRACKING:
            return SpiGetUserPref(UPM_HOTTRACKING, pvParam, fl);
 
        case SPI_SETHOTTRACKING:
            return SpiSetUserPref(UPM_HOTTRACKING, pvParam, fl);
 
        case SPI_GETMENUFADE:
            return SpiGetUserPref(UPM_MENUFADE, pvParam, fl);
 
        case SPI_SETMENUFADE:
            return SpiSetUserPref(UPM_MENUFADE, pvParam, fl);
 
        case SPI_GETSELECTIONFADE:
            return SpiGetUserPref(UPM_SELECTIONFADE, pvParam, fl);
 
        case SPI_SETSELECTIONFADE:
            return SpiSetUserPref(UPM_SELECTIONFADE, pvParam, fl);
 
        case SPI_GETTOOLTIPANIMATION:
            return SpiGetUserPref(UPM_TOOLTIPANIMATION, pvParam, fl);
 
        case SPI_SETTOOLTIPANIMATION:
            return SpiSetUserPref(UPM_TOOLTIPANIMATION, pvParam, fl);
 
        case SPI_GETTOOLTIPFADE:
            return SpiGetUserPref(UPM_TOOLTIPFADE, pvParam, fl);
 
        case SPI_SETTOOLTIPFADE:
            return SpiSetUserPref(UPM_TOOLTIPFADE, pvParam, fl);
 
        case SPI_GETCURSORSHADOW:
            return SpiGetUserPref(UPM_CURSORSHADOW, pvParam, fl);
 
        case SPI_SETCURSORSHADOW:
            gspv.bMouseCursorShadow = PtrToUlong(pvParam);
            return SpiSetUserPref(UPM_CURSORSHADOW, pvParam, fl);
 
        case SPI_GETUIEFFECTS:
            return SpiGetUserPref(UPM_UIEFFECTS, pvParam, fl);
 
        case SPI_SETUIEFFECTS:
            return SpiSetUserPref(UPM_UIEFFECTS, pvParam, fl);
 
        case SPI_GETMOUSESONAR:
            return SpiGetInt(pvParam, &gspv.bMouseSonar, fl);
 
        case SPI_SETMOUSESONAR:
            return SpiSetBool(&gspv.bMouseSonar, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETMOUSECLICKLOCK:
            return SpiGetUserPref(UPM_CLICKLOCK, pvParam, fl);
 
        case SPI_SETMOUSECLICKLOCK:
            gspv.bMouseClickLock = PtrToUlong(pvParam);
            return SpiSetUserPref(UPM_CLICKLOCK, pvParam, fl);
 
        case SPI_GETMOUSEVANISH:
            return SpiGetInt(pvParam, &gspv.bMouseVanish, fl);
 
        case SPI_SETMOUSEVANISH:
            return SpiSetBool(&gspv.bMouseVanish, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETFLATMENU:
            return SpiGetUserPref(UPM_FLATMENU, pvParam, fl);
 
        case SPI_SETFLATMENU:
            return SpiSetUserPref(UPM_FLATMENU, pvParam, fl);
 
        case SPI_GETDROPSHADOW:
            return SpiGetUserPref(UPM_DROPSHADOW, pvParam, fl);
 
        case SPI_SETDROPSHADOW:
            return SpiSetUserPref(UPM_DROPSHADOW, pvParam, fl);
 
        case SPI_GETBLOCKSENDINPUTRESETS:
            return SpiGetInt(pvParam, &gspv.bBlockSendInputResets, fl);
 
        case SPI_SETBLOCKSENDINPUTRESETS:
            return SpiSetBool(&gspv.bBlockSendInputResets, uiParam, KEY_MOUSE, L"", fl);
 
#if(_WIN32_WINNT >= 0x0600)
        case SPI_GETDISABLEOVERLAPPEDCONTENT:
            return SpiGetInt(pvParam, &gspv.bDisableOverlappedContent, fl);
 
        case SPI_SETDISABLEOVERLAPPEDCONTENT:
            return SpiSetBool(&gspv.bDisableOverlappedContent, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETCLIENTAREAANIMATION:
            return SpiGetInt(pvParam, &gspv.bClientAreaAnimation, fl);
 
        case SPI_SETCLIENTAREAANIMATION:
            return SpiSetBool(&gspv.bClientAreaAnimation, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETCLEARTYPE:
            return SpiGetInt(pvParam, &gspv.bClearType, fl);
 
        case SPI_SETCLEARTYPE:
            return SpiSetBool(&gspv.bClearType, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETSPEECHRECOGNITION:
            return SpiGetInt(pvParam, &gspv.bSpeechRecognition, fl);
 
        case SPI_SETSPEECHRECOGNITION:
            return SpiSetBool(&gspv.bSpeechRecognition, uiParam, KEY_MOUSE, L"", fl);
#endif
 
        case SPI_GETFOREGROUNDLOCKTIMEOUT:
            return SpiGetInt(pvParam, &gspv.dwForegroundLockTimeout, fl);
 
        case SPI_SETFOREGROUNDLOCKTIMEOUT:
            return SpiSetInt(&gspv.dwForegroundLockTimeout, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETACTIVEWNDTRKTIMEOUT:
            return SpiGetInt(pvParam, &gspv.dwActiveTrackingTimeout, fl);
 
        case SPI_SETACTIVEWNDTRKTIMEOUT:
            return SpiSetInt(&gspv.dwActiveTrackingTimeout, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETFOREGROUNDFLASHCOUNT:
            return SpiGetInt(pvParam, &gspv.dwForegroundFlashCount, fl);
 
        case SPI_SETFOREGROUNDFLASHCOUNT:
            return SpiSetInt(&gspv.dwForegroundFlashCount, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETCARETWIDTH:
            return SpiGetInt(pvParam, &gspv.dwCaretWidth, fl);
 
        case SPI_SETCARETWIDTH:
            return SpiSetDWord(&gspv.dwCaretWidth, PtrToUlong(pvParam), KEY_DESKTOP, VAL_CARETWIDTH, fl);
 
        case SPI_GETMOUSECLICKLOCKTIME:
            return SpiGetInt(pvParam, &gspv.dwMouseClickLockTime, fl);
 
        case SPI_SETMOUSECLICKLOCKTIME:
            return SpiSetDWord(&gspv.dwMouseClickLockTime, uiParam, KEY_DESKTOP, VAL_CLICKLOCKTIME, fl);
 
        case SPI_GETFONTSMOOTHINGTYPE:
            return SpiGetInt(pvParam, &gspv.uiFontSmoothingType, fl);
 
        case SPI_SETFONTSMOOTHINGTYPE:
            return SpiSetDWord(&gspv.uiFontSmoothingType, PtrToUlong(pvParam), KEY_DESKTOP, VAL_FONTSMOOTHINGTYPE, fl);
 
        case SPI_GETFONTSMOOTHINGCONTRAST:
            return SpiGetInt(pvParam, &gspv.uiFontSmoothingContrast, fl);
 
        case SPI_SETFONTSMOOTHINGCONTRAST:
            return SpiSetDWord(&gspv.uiFontSmoothingContrast, PtrToUlong(pvParam), KEY_DESKTOP, VAL_FONTSMOOTHINGCONTRAST, fl);
 
        case SPI_GETFOCUSBORDERWIDTH:
            return SpiGetInt(pvParam, &gspv.uiFocusBorderWidth, fl);
 
        case SPI_SETFOCUSBORDERWIDTH:
            return SpiSetInt(&gspv.uiFocusBorderWidth, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETFOCUSBORDERHEIGHT:
            return SpiGetInt(pvParam, &gspv.uiFocusBorderHeight, fl);
 
        case SPI_SETFOCUSBORDERHEIGHT:
            return SpiSetInt(&gspv.uiFocusBorderHeight, uiParam, KEY_MOUSE, L"", fl);
 
        case SPI_GETFONTSMOOTHINGORIENTATION:
            return SpiGetInt(pvParam, &gspv.uiFontSmoothingOrientation, fl);
 
        case SPI_SETFONTSMOOTHINGORIENTATION:
            return SpiSetDWord(&gspv.uiFontSmoothingOrientation, PtrToUlong(pvParam), KEY_DESKTOP, VAL_FONTSMOOTHINGORIENTATION, fl);
 
        case SPI_GETWINARRANGING:
            return SpiGetInt(pvParam, &g_bWindowSnapEnabled, fl);
        case SPI_SETWINARRANGING:
            return SpiSetInt(&g_bWindowSnapEnabled, uiParam, KEY_DESKTOP, VAL_SNAP_ENABLED, fl);
 
        case SPI_GETDOCKMOVING:
            return SpiGetInt(pvParam, &gspv.bDockMoving, fl);
        case SPI_SETDOCKMOVING:
            return SpiSetInt(&gspv.bDockMoving, uiParam, KEY_DESKTOP, VAL_SNAP_DOCKMOVING, fl);
 
        /* The following are undocumented, but valid SPI values */
        case 0x1010:
        case 0x1011:
        case 0x1028:
        case 0x1029:
        case 0x102A:
        case 0x102B:
        case 0x102C:
        case 0x102D:
        case 0x102E:
        case 0x102F:
        case 0x1030:
        case 0x1031:
        case 0x1032:
        case 0x1033:
        case 0x1034:
        case 0x1035:
        case 0x1036:
        case 0x1037:
        case 0x1038:
        case 0x1039:
        case 0x103A:
        case 0x103B:
        case 0x103C:
        case 0x103D:
            ERR("Undocumented SPI value %x is unimplemented\n", uiAction);
            break;
 
        default:
            ERR("Invalid SPI value: %u\n", uiAction);
            EngSetLastError(ERROR_INVALID_PARAMETER);
            return 0;
    }
 
    return 0;
}

Referenced by UserSystemParametersInfo().

SpiGetSetProbeBuffer()

static BOOL SpiGetSetProbeBuffer ( UINT  uiAction, UINT  uiParam, PVOID  pvParam  )

static

Definition at line 1866 of file sysparams.c.

{
    BOOL bToUser = TRUE;
    ULONG cbSize = 0;
 
    switch (uiAction)
    {
        case SPI_GETBEEP:
        case SPI_GETBORDER:
        case SPI_GETKEYBOARDSPEED:
        case SPI_GETSCREENSAVETIMEOUT:
        case SPI_GETSCREENSAVEACTIVE:
        case SPI_GETGRIDGRANULARITY:
        case SPI_GETKEYBOARDDELAY:
        case SPI_GETICONTITLEWRAP:
        case SPI_GETMENUDROPALIGNMENT:
        case SPI_GETFASTTASKSWITCH:
        case SPI_GETDRAGFULLWINDOWS:
        case SPI_GETSHOWSOUNDS:
        case SPI_GETKEYBOARDPREF:
        case SPI_GETSCREENREADER:
        case SPI_GETFONTSMOOTHING:
        case SPI_GETLOWPOWERTIMEOUT:
        case SPI_GETPOWEROFFTIMEOUT:
        case SPI_GETLOWPOWERACTIVE:
        case SPI_GETPOWEROFFACTIVE:
        case SPI_GETMOUSETRAILS:
        case SPI_GETSNAPTODEFBUTTON:
        case SPI_GETMOUSEHOVERWIDTH:
        case SPI_GETMOUSEHOVERHEIGHT:
        case SPI_GETMOUSEHOVERTIME:
        case SPI_GETWHEELSCROLLLINES:
        case SPI_GETMENUSHOWDELAY:
#if (_WIN32_WINNT >= 0x0600)
        case SPI_GETWHEELSCROLLCHARS:
#endif
        case SPI_GETSHOWIMEUI:
        case SPI_GETMOUSESPEED:
        case SPI_GETSCREENSAVERRUNNING:
#if(WINVER >= 0x0600)
        case SPI_GETSCREENSAVESECURE:
#endif
        case SPI_GETACTIVEWINDOWTRACKING:
        case SPI_GETMENUANIMATION:
        case SPI_GETCOMBOBOXANIMATION:
        case SPI_GETLISTBOXSMOOTHSCROLLING:
        case SPI_GETGRADIENTCAPTIONS:
        case SPI_GETKEYBOARDCUES:
        case SPI_GETACTIVEWNDTRKZORDER:
        case SPI_GETHOTTRACKING:
        case SPI_GETMENUFADE:
        case SPI_GETSELECTIONFADE:
        case SPI_GETTOOLTIPANIMATION:
        case SPI_GETTOOLTIPFADE:
        case SPI_GETCURSORSHADOW:
        case SPI_GETUIEFFECTS:
        case SPI_GETMOUSESONAR:
        case SPI_GETMOUSECLICKLOCK:
        case SPI_GETMOUSEVANISH:
        case SPI_GETFLATMENU:
        case SPI_GETDROPSHADOW:
        case SPI_GETBLOCKSENDINPUTRESETS:
#if(_WIN32_WINNT >= 0x0600)
        case SPI_GETDISABLEOVERLAPPEDCONTENT:
        case SPI_GETCLIENTAREAANIMATION:
        case SPI_GETCLEARTYPE:
        case SPI_GETSPEECHRECOGNITION:
#endif
        case SPI_GETFOREGROUNDLOCKTIMEOUT:
        case SPI_GETACTIVEWNDTRKTIMEOUT:
        case SPI_GETFOREGROUNDFLASHCOUNT:
        case SPI_GETCARETWIDTH:
        case SPI_GETMOUSECLICKLOCKTIME:
        case SPI_GETFONTSMOOTHINGTYPE:
        case SPI_GETFONTSMOOTHINGCONTRAST:
        case SPI_GETFOCUSBORDERWIDTH:
        case SPI_GETFOCUSBORDERHEIGHT:
        case SPI_GETFONTSMOOTHINGORIENTATION:
            cbSize = sizeof(INT);
            break;
 
        case SPI_ICONHORIZONTALSPACING:
        case SPI_ICONVERTICALSPACING:
            if (pvParam) cbSize = sizeof(INT);
            break;
 
        case SPI_GETMOUSE:
            cbSize = 3 * sizeof(INT);
            break;
 
        case SPI_GETDESKWALLPAPER:
            cbSize = min(uiParam, gspv.ustrWallpaper.Length + 1UL);
            break;
 
        case SPI_GETICONTITLELOGFONT:
            cbSize = sizeof(LOGFONTW);
            break;
 
        case SPI_GETNONCLIENTMETRICS:
            cbSize = sizeof(NONCLIENTMETRICSW);
            break;
 
        case SPI_GETMINIMIZEDMETRICS:
            cbSize = sizeof(MINIMIZEDMETRICS);
            break;
 
        case SPI_GETICONMETRICS:
            cbSize = sizeof(ICONMETRICSW);
            break;
 
        case SPI_GETWORKAREA:
            cbSize = sizeof(RECTL);
            break;
 
        case SPI_GETFILTERKEYS:
            cbSize = sizeof(FILTERKEYS);
            break;
 
        case SPI_GETTOGGLEKEYS:
            cbSize = sizeof(TOGGLEKEYS);
            break;
 
        case SPI_GETMOUSEKEYS:
            cbSize = sizeof(MOUSEKEYS);
            break;
 
        case SPI_GETSTICKYKEYS:
            cbSize = sizeof(STICKYKEYS);
            break;
 
        case SPI_GETACCESSTIMEOUT:
            cbSize = sizeof(ACCESSTIMEOUT);
            break;
 
        case SPI_GETSERIALKEYS:
            cbSize = sizeof(SERIALKEYS);
            break;
 
        case SPI_GETSOUNDSENTRY:
            cbSize = sizeof(SOUNDSENTRYW);
            break;
 
        case SPI_GETHIGHCONTRAST:
            cbSize = sizeof(HIGHCONTRASTW);
            break;
 
        case SPI_GETANIMATION:
            cbSize = sizeof(ANIMATIONINFO);
            break;
 
        case SPI_GETDEFAULTINPUTLANG:
            cbSize = sizeof(HKL);
            break;
 
#if(WINVER >= 0x0600)
        case SPI_GETAUDIODESCRIPTION:
            cbSize = sizeof(AUDIODESCRIPTION);
            break;
#endif
 
        case SPI_SETMOUSE:
            cbSize = 3 * sizeof(INT);
            bToUser = FALSE;
            break;
 
        case SPI_SETICONTITLELOGFONT:
            cbSize = sizeof(LOGFONTW);
            bToUser = FALSE;
            break;
 
        case SPI_SETNONCLIENTMETRICS:
            cbSize = sizeof(NONCLIENTMETRICSW);
            bToUser = FALSE;
            break;
 
        case SPI_SETMINIMIZEDMETRICS:
            cbSize = sizeof(MINIMIZEDMETRICS);
            bToUser = FALSE;
            break;
 
        case SPI_SETICONMETRICS:
            cbSize = sizeof(ICONMETRICSW);
            bToUser = FALSE;
            break;
 
        case SPI_SETWORKAREA:
            cbSize = sizeof(RECTL);
            bToUser = FALSE;
            break;
 
        case SPI_SETFILTERKEYS:
            cbSize = sizeof(FILTERKEYS);
            bToUser = FALSE;
            break;
 
        case SPI_SETTOGGLEKEYS:
            cbSize = sizeof(TOGGLEKEYS);
            bToUser = FALSE;
            break;
 
        case SPI_SETMOUSEKEYS:
            cbSize = sizeof(MOUSEKEYS);
            bToUser = FALSE;
            break;
 
        case SPI_SETSTICKYKEYS:
            cbSize = sizeof(STICKYKEYS);
            bToUser = FALSE;
            break;
 
        case SPI_SETACCESSTIMEOUT:
            cbSize = sizeof(ACCESSTIMEOUT);
            bToUser = FALSE;
            break;
 
        case SPI_SETSERIALKEYS:
            cbSize = sizeof(SERIALKEYS);
            bToUser = FALSE;
            break;
 
        case SPI_SETSOUNDSENTRY:
            cbSize = sizeof(SOUNDSENTRYW);
            bToUser = FALSE;
            break;
 
        case SPI_SETHIGHCONTRAST:
            cbSize = sizeof(HIGHCONTRASTW);
            bToUser = FALSE;
            break;
 
        case SPI_SETANIMATION:
            cbSize = sizeof(ANIMATIONINFO);
            bToUser = FALSE;
            break;
 
        case SPI_SETDEFAULTINPUTLANG:
            cbSize = sizeof(HKL);
            bToUser = FALSE;
            break;
 
        case SPI_SETMOUSESPEED:
            cbSize = sizeof(INT);
            bToUser = FALSE;
            break;
    }
 
    if (cbSize)
    {
        _SEH2_TRY
        {
            if (bToUser)
            {
                ProbeForWrite(pvParam, cbSize, sizeof(UCHAR));
            }
            else
            {
                ProbeForRead(pvParam, cbSize, sizeof(UCHAR));
            }
        }
        _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
        {
            _SEH2_YIELD(return FALSE);
        }
        _SEH2_END;
    }
 
    return TRUE;
}

Referenced by UserSystemParametersInfo().

SpiGetUserPref()

static UINT_PTR SpiGetUserPref ( DWORD  dwMask, PVOID  pvParam, FLONG  fl  )

inlinestatic

Definition at line 640 of file sysparams.c.

{
    INT iValue = gspv.dwUserPrefMask & dwMask ? 1 : 0;
    return SpiGetInt(pvParam, &iValue, fl);
}

Referenced by SpiGetSet().

SpiLoadDWord()

static INT SpiLoadDWord ( PCWSTR  pwszKey, PCWSTR  pwszValue, INT  iValue  )

static

Loading the settings

Definition at line 118 of file sysparams.c.

{
    DWORD Result;
    if (!RegReadUserSetting(pwszKey, pwszValue, REG_DWORD, &Result, sizeof(Result)))
    {
        return iValue;
    }
    return Result;
}

Referenced by NtUserUpdatePerUserSystemParameters(), and SpiUpdatePerUserSystemParameters().

SpiLoadFont()

static VOID SpiLoadFont ( PLOGFONTW  plfOut, LPWSTR  pwszValueName, PLOGFONTW  plfDefault  )

static

Definition at line 190 of file sysparams.c.

{
    BOOL bResult;
 
    bResult = RegReadUserSetting(KEY_METRIC,
                                 pwszValueName,
                                 REG_BINARY,
                                 plfOut,
                                 sizeof(LOGFONTW));
    if (!bResult)
        *plfOut = *plfDefault;
}

Referenced by SpiUpdatePerUserSystemParameters().

SpiLoadInt()

static INT SpiLoadInt ( PCWSTR  pwszKey, PCWSTR  pwszValue, INT  iValue  )

static

Definition at line 130 of file sysparams.c.

{
    WCHAR awcBuffer[12];
    ULONG cbSize;
 
    cbSize = sizeof(awcBuffer);
    if (!RegReadUserSetting(pwszKey, pwszValue, REG_SZ, awcBuffer, cbSize))
    {
        return iValue;
    }
    return _wtoi(awcBuffer);
}

Referenced by SpiLoadMetric(), SpiLoadMouse(), SpiLoadTimeOut(), SpiSetWallpaper(), and SpiUpdatePerUserSystemParameters().

SpiLoadMetric()

static INT SpiLoadMetric ( PCWSTR  pwszValue, INT  iValue  )

static

Definition at line 178 of file sysparams.c.

{
    INT iRegVal;
 
    iRegVal = SpiLoadInt(KEY_METRIC, pwszValue, METRIC2REG(iValue));
    TRACE("Loaded metric setting '%S', iValue=%d(reg:%d), ret=%d(reg:%d)\n",
           pwszValue, iValue, METRIC2REG(iValue), REG2METRIC(iRegVal), iRegVal);
    return REG2METRIC(iRegVal);
}

Referenced by SpiUpdatePerUserSystemParameters().

SpiLoadMouse()

static INT SpiLoadMouse ( PCWSTR  pwszValue, INT  iValue  )

static

Definition at line 171 of file sysparams.c.

{
    return SpiLoadInt(KEY_MOUSE, pwszValue, iValue);
}

Referenced by SpiUpdatePerUserSystemParameters().

SpiLoadTimeOut()

static DWORD SpiLoadTimeOut ( VOID  )

static

Definition at line 157 of file sysparams.c.

{   // Must have the string!
    WCHAR szApplicationName[MAX_PATH];
    RtlZeroMemory(&szApplicationName, sizeof(szApplicationName));
    if (!RegReadUserSetting(KEY_DESKTOP, VAL_SCRNSV, REG_SZ, &szApplicationName, sizeof(szApplicationName)))
    {
        return 0;
    }
    if (szApplicationName[0] == 0) return 0;
    return SpiLoadInt(KEY_DESKTOP, VAL_SCRTO, 600);
}

Referenced by SpiUpdatePerUserSystemParameters().

SpiLoadUserPrefMask()

static DWORD SpiLoadUserPrefMask ( DWORD  dValue )

static

Definition at line 145 of file sysparams.c.

{
    DWORD Result;
    if (!RegReadUserSetting(KEY_DESKTOP, VAL_USERPREFMASK, REG_BINARY, &Result, sizeof(Result)))
    {
        return dValue;
    }
    return Result;
}

Referenced by SpiUpdatePerUserSystemParameters().

SpiMemCopy()

static UINT_PTR SpiMemCopy ( PVOID  pvDst, PVOID  pvSrc, ULONG  cbSize, BOOL  bProtect  )

static

Get/Set value

Definition at line 466 of file sysparams.c.

{
    NTSTATUS Status = STATUS_SUCCESS;
 
    if (bProtect)
    {
        _SEH2_TRY
        {
            RtlCopyMemory(pvDst, pvSrc, cbSize);
        }
        _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
        {
            Status = _SEH2_GetExceptionCode();
        }
        _SEH2_END;
    }
    else
    {
        RtlCopyMemory(pvDst, pvSrc, cbSize);
    }
 
    if (!NT_SUCCESS(Status))
    {
        SetLastNtError(Status);
        ERR("SpiMemCopy failed, pvDst=%p, pvSrc=%p, bProtect=%d\n", pvDst, pvSrc, bProtect);
    }
 
    return NT_SUCCESS(Status);
}

Referenced by SpiGet(), SpiSet(), and SpiSetWallpaper().

SpiNotifyNCMetricsChanged()

static BOOL SpiNotifyNCMetricsChanged ( VOID  )

static

Definition at line 801 of file sysparams.c.

{
    PWND pwndDesktop, pwndCurrent;
    HWND *ahwnd;
    USER_REFERENCE_ENTRY Ref;
    int i;
 
    pwndDesktop = UserGetDesktopWindow();
    ASSERT(pwndDesktop);
 
    ahwnd = IntWinListChildren(pwndDesktop);
    if(!ahwnd)
        return FALSE;
 
    for (i = 0; ahwnd[i]; i++)
    {
        pwndCurrent = UserGetWindowObject(ahwnd[i]);
        if(!pwndCurrent)
            continue;
 
        UserRefObjectCo(pwndCurrent, &Ref);
        co_WinPosSetWindowPos(pwndCurrent, 0, pwndCurrent->rcWindow.left,pwndCurrent->rcWindow.top,
                                              pwndCurrent->rcWindow.right-pwndCurrent->rcWindow.left
                                              ,pwndCurrent->rcWindow.bottom - pwndCurrent->rcWindow.top,
                              SWP_FRAMECHANGED|SWP_NOACTIVATE|SWP_NOCOPYBITS|
                              SWP_NOMOVE|SWP_NOZORDER|SWP_NOREDRAW);
        UserDerefObjectCo(pwndCurrent);
    }
 
    ExFreePoolWithTag(ahwnd, USERTAG_WINDOWLIST);
 
    return TRUE;
}

Referenced by SpiGetSet().

SpiSet()

static UINT_PTR SpiSet ( PVOID  pvData, PVOID  pvParam, ULONG  cbSize, FLONG  fl  )

inlinestatic

Definition at line 506 of file sysparams.c.

{
    REQ_INTERACTIVE_WINSTA(ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION);
    return SpiMemCopy(pvData, pvParam, cbSize, fl & SPIF_PROTECT);
}

Referenced by SpiGetEx(), and SpiGetSet().

SpiSetBool()

static UINT_PTR SpiSetBool ( BOOL *  pbData, INT  iValue, PCWSTR  pwszKey, PCWSTR  pwszValue, FLONG  fl  )

inlinestatic

Definition at line 548 of file sysparams.c.

{
    REQ_INTERACTIVE_WINSTA(ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION);
    *pbData = iValue ? TRUE : FALSE;
    if (fl & SPIF_UPDATEINIFILE)
    {
        SpiStoreSzInt(pwszKey, pwszValue, iValue);
    }
    return (UINT_PTR)pwszKey;
}

Referenced by SpiGetSet().

SpiSetDWord()

static UINT_PTR SpiSetDWord ( PVOID  pvData, INT  iValue, PCWSTR  pwszKey, PCWSTR  pwszValue, FLONG  fl  )

inlinestatic

Definition at line 561 of file sysparams.c.

{
    REQ_INTERACTIVE_WINSTA(ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION);
    *(INT*)pvData = iValue;
    if (fl & SPIF_UPDATEINIFILE)
    {
        SpiStoreDWord(pwszKey, pwszValue, iValue);
    }
    return (UINT_PTR)pwszKey;
}

Referenced by SpiGetSet().

SpiSetInt()

static UINT_PTR SpiSetInt ( PVOID  pvData, INT  iValue, PCWSTR  pwszKey, PCWSTR  pwszValue, FLONG  fl  )

inlinestatic

Definition at line 574 of file sysparams.c.

{
    REQ_INTERACTIVE_WINSTA(ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION);
    *(INT*)pvData = iValue;
    if (fl & SPIF_UPDATEINIFILE)
    {
        SpiStoreSzInt(pwszKey, pwszValue, iValue);
    }
    return (UINT_PTR)pwszKey;
}

Referenced by SpiGetSet().

SpiSetMetric()

static UINT_PTR SpiSetMetric ( PVOID  pvData, INT  iValue, PCWSTR  pwszValue, FLONG  fl  )

inlinestatic

Definition at line 587 of file sysparams.c.

{
    REQ_INTERACTIVE_WINSTA(ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION);
    *(INT*)pvData = iValue;
    if (fl & SPIF_UPDATEINIFILE)
    {
        SpiStoreMetric(pwszValue, iValue);
    }
    return (UINT_PTR)KEY_METRIC;
}

Referenced by SpiGetSet().

SpiSetUserPref()

static UINT_PTR SpiSetUserPref ( DWORD  dwMask, PVOID  pvValue, FLONG  fl  )

inlinestatic

Definition at line 600 of file sysparams.c.

{
    DWORD dwRegMask;
    BOOL bValue = PtrToUlong(pvValue);
 
    REQ_INTERACTIVE_WINSTA(ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION);
 
    /* Set or clear bit according to bValue */
    gspv.dwUserPrefMask = bValue ? gspv.dwUserPrefMask | dwMask :
                                   gspv.dwUserPrefMask & ~dwMask;
 
    if (fl & SPIF_UPDATEINIFILE)
    {
        /* Read current value */
        if (!RegReadUserSetting(KEY_DESKTOP,
                                VAL_USERPREFMASK,
                                REG_BINARY,
                                &dwRegMask,
                                sizeof(DWORD)))
        {
            WARN("Failed to read UserPreferencesMask setting\n");
            dwRegMask = 0;
        }
 
        /* Set or clear bit according to bValue */
        dwRegMask = bValue ? (dwRegMask | dwMask) : (dwRegMask & ~dwMask);
 
        /* write back value */
        RegWriteUserSetting(KEY_DESKTOP,
                            VAL_USERPREFMASK,
                            REG_BINARY,
                            &dwRegMask,
                            sizeof(DWORD));
    }
 
    return (UINT_PTR)KEY_DESKTOP;
}

Referenced by SpiGetSet().

SpiSetWallpaper()

static UINT_PTR SpiSetWallpaper ( PVOID  pvParam, FLONG  fl  )

static

Definition at line 653 of file sysparams.c.

{
    UNICODE_STRING ustr;
    WCHAR awc[MAX_PATH];
    BOOL bResult;
    HBITMAP hbmp, hOldBitmap;
    SURFACE *psurfBmp;
    ULONG ulTile, ulStyle;
 
    REQ_INTERACTIVE_WINSTA(ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION);
 
    if (!pvParam)
    {
        /* FIXME: Reset Wallpaper to registry value */
        return (UINT_PTR)KEY_DESKTOP;
    }
 
    /* Capture UNICODE_STRING */
    bResult = SpiMemCopy(&ustr, pvParam, sizeof(ustr), fl & SPIF_PROTECT);
    if (!bResult)
    {
        return 0;
    }
    if (ustr.Length > MAX_PATH * sizeof(WCHAR))
    {
        return 0;
    }
 
    /* Copy the string buffer name */
    bResult = SpiMemCopy(gspv.awcWallpaper, ustr.Buffer, ustr.Length, fl & SPIF_PROTECT);
    if (!bResult)
    {
        return 0;
    }
 
    /* Update the UNICODE_STRING */
    gspv.ustrWallpaper.Buffer = gspv.awcWallpaper;
    gspv.ustrWallpaper.MaximumLength = MAX_PATH * sizeof(WCHAR);
    gspv.ustrWallpaper.Length = ustr.Length;
    gspv.awcWallpaper[ustr.Length / sizeof(WCHAR)] = 0;
 
    TRACE("SpiSetWallpaper, name=%S\n", gspv.awcWallpaper);
 
    /* Update registry */
    if (fl & SPIF_UPDATEINIFILE)
    {
        SpiStoreSz(KEY_DESKTOP, L"Wallpaper", gspv.awcWallpaper);
    }
 
    /* Got a filename? */
    if (gspv.awcWallpaper[0] != 0)
    {
        /* Convert file name to nt file name */
        ustr.Buffer = awc;
        ustr.MaximumLength = MAX_PATH * sizeof(WCHAR);
        ustr.Length = 0;
        if (!W32kDosPathNameToNtPathName(gspv.awcWallpaper, &ustr))
        {
            ERR("W32kDosPathNameToNtPathName failed\n");
            return 0;
        }
 
        /* Load the Bitmap */
        hbmp = UserLoadImage(ustr.Buffer);
        if (!hbmp)
        {
            ERR("UserLoadImage failed\n");
            return 0;
        }
 
        /* Try to get the size of the wallpaper */
        if (!(psurfBmp = SURFACE_ShareLockSurface(hbmp)))
        {
            GreDeleteObject(hbmp);
            return 0;
        }
 
        gspv.cxWallpaper = psurfBmp->SurfObj.sizlBitmap.cx;
        gspv.cyWallpaper = psurfBmp->SurfObj.sizlBitmap.cy;
        gspv.WallpaperMode = wmCenter;
 
        SURFACE_ShareUnlockSurface(psurfBmp);
 
        /* Change the bitmap's ownership */
        GreSetObjectOwner(hbmp, GDI_OBJ_HMGR_PUBLIC);
 
        /* Yes, Windows really loads the current setting from the registry. */
        ulTile = SpiLoadInt(KEY_DESKTOP, L"TileWallpaper", 0);
        ulStyle = SpiLoadInt(KEY_DESKTOP, L"WallpaperStyle", 0);
        TRACE("SpiSetWallpaper: ulTile=%lu, ulStyle=%lu\n", ulTile, ulStyle);
 
        /* Check the values we found in the registry */
        if (ulTile && !ulStyle)
        {
            gspv.WallpaperMode = wmTile;
        }
        else if (!ulTile && ulStyle)
        {
            if (ulStyle == 2)
            {
                gspv.WallpaperMode = wmStretch;
            }
            else if (ulStyle == 6)
            {
                gspv.WallpaperMode = wmFit;
            }
            else if (ulStyle == 10)
            {
                gspv.WallpaperMode = wmFill;
            }
        }
    }
    else
    {
        /* Remove wallpaper */
        gspv.cxWallpaper = 0;
        gspv.cyWallpaper = 0;
        hbmp = NULL;
    }
 
    /* Take care of the old wallpaper, if any */
    hOldBitmap = gspv.hbmWallpaper;
    if(hOldBitmap != NULL)
    {
        /* Delete the old wallpaper */
        GreSetObjectOwner(hOldBitmap, GDI_OBJ_HMGR_POWNED);
        GreDeleteObject(hOldBitmap);
    }
 
    /* Set the new wallpaper */
    if (gspv.WallpaperMode == wmStretch ||
        gspv.WallpaperMode == wmFit ||
        gspv.WallpaperMode == wmFill)
    {
        gspv.hbmWallpaper = IntStretchWallpaper(UserGetDesktopWindow(), hbmp);
    }
    else
    {
        gspv.hbmWallpaper = hbmp;
    }
 
    NtUserRedrawWindow(UserGetShellWindow(), NULL, NULL, RDW_INVALIDATE | RDW_ERASE);
 
 
    return (UINT_PTR)KEY_DESKTOP;
}

Referenced by SpiGetSet().

SpiSetYesNo()

static UINT_PTR SpiSetYesNo ( BOOL *  pbData, BOOL  bValue, PCWSTR  pwszKey, PCWSTR  pwszValue, FLONG  fl  )

inlinestatic

Definition at line 535 of file sysparams.c.

{
    REQ_INTERACTIVE_WINSTA(ERROR_REQUIRES_INTERACTIVE_WINDOWSTATION);
    *pbData = bValue ? TRUE : FALSE;
    if (fl & SPIF_UPDATEINIFILE)
    {
        SpiStoreSz(pwszKey, pwszValue, bValue ? L"Yes" : L"No");
    }
    return (UINT_PTR)pwszKey;
}

Referenced by SpiGetSet().

SpiStoreDWord()

static VOID SpiStoreDWord ( PCWSTR  pwszKey, PCWSTR  pwszValue, DWORD  Value  )

static

Storing the settings

Definition at line 408 of file sysparams.c.

{
    RegWriteUserSetting(pwszKey,
                        pwszValue,
                        REG_DWORD,
                        &Value,
                        sizeof(Value));
}

Referenced by SpiSetDWord().

SpiStoreFont()

static VOID SpiStoreFont ( PCWSTR  pwszValue, LOGFONTW *  plogfont  )

static

Definition at line 451 of file sysparams.c.

{
    RegWriteUserSetting(KEY_METRIC,
                        pwszValue,
                        REG_BINARY,
                        plogfont,
                        sizeof(LOGFONTW));
}

Referenced by SpiGetSet().

SpiStoreMetric()

static VOID SpiStoreMetric ( LPCWSTR  pwszValue, INT  iValue  )

static

Definition at line 444 of file sysparams.c.

{
    SpiStoreSzInt(KEY_METRIC, pwszValue, METRIC2REG(iValue));
}

Referenced by SpiGetSet(), and SpiSetMetric().

SpiStoreSz()

static VOID SpiStoreSz ( PCWSTR  pwszKey, PCWSTR  pwszValue, PCWSTR  pwsz  )

static

Definition at line 419 of file sysparams.c.

{
    RegWriteUserSetting(pwszKey,
                        pwszValue,
                        REG_SZ,
                        pwsz,
                        (wcslen(pwsz) + 1) * sizeof(WCHAR));
}

Referenced by SpiSetWallpaper(), and SpiSetYesNo().

SpiStoreSzInt()

static VOID SpiStoreSzInt ( PCWSTR  pwszKey, PCWSTR  pwszValue, INT  iValue  )

static

Definition at line 430 of file sysparams.c.

{
    WCHAR awcBuffer[15];
 
    _itow(iValue, awcBuffer, 10);
    RegWriteUserSetting(pwszKey,
                        pwszValue,
                        REG_SZ,
                        awcBuffer,
                        (wcslen(awcBuffer) + 1) * sizeof(WCHAR));
}

Referenced by SpiGetSet(), SpiSetBool(), SpiSetInt(), and SpiStoreMetric().

SpiUpdatePerUserSystemParameters()

static VOID SpiUpdatePerUserSystemParameters ( VOID  )

static

Definition at line 229 of file sysparams.c.

{
    static LOGFONTW lf1 = {-11, 0, 0, 0, FW_NORMAL, FALSE, FALSE,
                           FALSE, ANSI_CHARSET, 0, 0, DEFAULT_QUALITY,
                           VARIABLE_PITCH | FF_SWISS, L"MS Sans Serif"};
    static LOGFONTW lf2 = {-11, 0, 0, 0, FW_BOLD, FALSE, FALSE,
                           FALSE, ANSI_CHARSET, 0, 0, DEFAULT_QUALITY,
                           VARIABLE_PITCH | FF_SWISS, L"MS Sans Serif"};
 
    TRACE("Enter SpiUpdatePerUserSystemParameters\n");
 
    /* Clear the structure */
    RtlZeroMemory(&gspv, sizeof(gspv));
 
    /* Load mouse settings */
    gspv.caiMouse.FirstThreshold = SpiLoadMouse(VAL_MOUSE1, 6);
    gspv.caiMouse.SecondThreshold = SpiLoadMouse(VAL_MOUSE2, 10);
    gspv.caiMouse.Acceleration = SpiLoadMouse(VAL_MOUSE3, 1);
    gspv.iMouseSpeed = SpiLoadMouse(VAL_SENSITIVITY, 10);
    gspv.bMouseBtnSwap = SpiLoadMouse(VAL_SWAP, 0);
    gspv.bSnapToDefBtn = SpiLoadMouse(VAL_SNAPDEFBTN, 0);
    gspv.iMouseTrails = SpiLoadMouse(VAL_MOUSETRAILS, 0);
    gspv.iDblClickTime = SpiLoadMouse(VAL_DBLCLKTIME, 500);
    gspv.iDblClickWidth = SpiLoadMouse(VAL_DBLCLKWIDTH, 4);
    gspv.iDblClickHeight = SpiLoadMouse(VAL_DBLCLKHEIGHT, 4);
    gspv.iMouseHoverTime = SpiLoadMouse(VAL_HOVERTIME, 400);
    gspv.iMouseHoverWidth = SpiLoadMouse(VAL_HOVERWIDTH, 4);
    gspv.iMouseHoverHeight = SpiLoadMouse(VAL_HOVERHEIGHT, 4);
 
    /* Load keyboard settings */
    gspv.dwKbdSpeed = SpiLoadInt(KEY_KBD, VAL_KBDSPD, 31);
    gspv.iKbdDelay = SpiLoadInt(KEY_KBD, VAL_KBDDELAY, 1);
 
    /* Load NONCLIENTMETRICS */
    gspv.ncm.cbSize = sizeof(NONCLIENTMETRICSW);
    gspv.ncm.iBorderWidth = SpiLoadMetric(VAL_BORDER, 1);
    gspv.ncm.iScrollWidth = SpiLoadMetric(L"ScrollWidth", 16);
    gspv.ncm.iScrollHeight = SpiLoadMetric(L"ScrollHeight", 16);
    gspv.ncm.iCaptionWidth = SpiLoadMetric(L"CaptionWidth", 19);
    gspv.ncm.iCaptionHeight = SpiLoadMetric(L"CaptionHeight", 19);
    gspv.ncm.iSmCaptionWidth = SpiLoadMetric(L"SmCaptionWidth", 12);
    gspv.ncm.iSmCaptionHeight = SpiLoadMetric(L"SmCaptionHeight", 15);
    gspv.ncm.iMenuWidth = SpiLoadMetric(L"MenuWidth", 18);
    gspv.ncm.iMenuHeight = SpiLoadMetric(L"MenuHeight", 18);
#if (WINVER >= 0x0600)
    gspv.ncm.iPaddedBorderWidth = SpiLoadMetric(L"PaddedBorderWidth", 18);
#endif
    SpiLoadFont(&gspv.ncm.lfCaptionFont, L"CaptionFont", &lf2);
    SpiLoadFont(&gspv.ncm.lfSmCaptionFont, L"SmCaptionFont", &lf1);
    SpiLoadFont(&gspv.ncm.lfMenuFont, L"MenuFont", &lf1);
    SpiLoadFont(&gspv.ncm.lfStatusFont, L"StatusFont", &lf1);
    SpiLoadFont(&gspv.ncm.lfMessageFont, L"MessageFont", &lf1);
 
    /* Load MINIMIZEDMETRICS */
    gspv.mm.cbSize = sizeof(MINIMIZEDMETRICS);
    gspv.mm.iWidth = SpiLoadMetric(L"MinWidth", 160);
    gspv.mm.iHorzGap = SpiLoadMetric(L"MinHorzGap", 160);
    gspv.mm.iVertGap = SpiLoadMetric(L"MinVertGap", 24);
    gspv.mm.iArrange = SpiLoadInt(KEY_METRIC, L"MinArrange", ARW_HIDE);
 
    /* Load ICONMETRICS */
    gspv.im.cbSize = sizeof(ICONMETRICSW);
    gspv.im.iHorzSpacing = SpiLoadMetric(VAL_ICONSPC, 64);
    gspv.im.iVertSpacing = SpiLoadMetric(VAL_ICONVSPC, 64);
    gspv.im.iTitleWrap = SpiLoadMetric(VAL_ITWRAP, 1);
    SpiLoadFont(&gspv.im.lfFont, L"IconFont", &lf1);
 
    /* Load desktop settings */
    gspv.bDragFullWindows = SpiLoadInt(KEY_DESKTOP, VAL_DRAG, 0);
    gspv.iWheelScrollLines = SpiLoadInt(KEY_DESKTOP, VAL_SCRLLLINES, 3);
    gspv.dwMouseClickLockTime = SpiLoadDWord(KEY_DESKTOP, VAL_CLICKLOCKTIME, 1200);
    if (gpsi)
        gpsi->dtCaretBlink = SpiLoadInt(KEY_DESKTOP, VAL_CARETRATE, 530);
    gspv.dwCaretWidth = SpiLoadDWord(KEY_DESKTOP, VAL_CARETWIDTH, 1);
    gspv.dwUserPrefMask = SpiLoadUserPrefMask(UPM_DEFAULT);
    gspv.bMouseClickLock = (gspv.dwUserPrefMask & UPM_CLICKLOCK) != 0;
    gspv.bMouseCursorShadow = (gspv.dwUserPrefMask & UPM_CURSORSHADOW) != 0;
    gspv.bFontSmoothing = SpiLoadInt(KEY_DESKTOP, VAL_FONTSMOOTHING, 0) == 2;
    gspv.uiFontSmoothingType = SpiLoadDWord(KEY_DESKTOP, VAL_FONTSMOOTHINGTYPE, 1);
    gspv.uiFontSmoothingContrast = SpiLoadDWord(KEY_DESKTOP, VAL_FONTSMOOTHINGCONTRAST, 1400);
    gspv.uiFontSmoothingOrientation = SpiLoadDWord(KEY_DESKTOP, VAL_FONTSMOOTHINGORIENTATION, 1);
#if (_WIN32_WINNT >= 0x0600)
    gspv.uiWheelScrollChars = SpiLoadInt(KEY_DESKTOP, VAL_SCRLLCHARS, 3);
#endif
 
    /* Some hardcoded values for now */
 
    gspv.tmCaptionFont.tmAveCharWidth = 6;
    gspv.bBeep = TRUE;
    gspv.uiFocusBorderWidth = 1;
    gspv.uiFocusBorderHeight = 1;
    gspv.bMenuDropAlign = 0;
    gspv.dwMenuShowDelay = SpiLoadInt(KEY_DESKTOP, L"MenuShowDelay", 400);
    gspv.dwForegroundFlashCount = 3;
 
    gspv.iScrSaverTimeout = SpiLoadTimeOut();
    gspv.bScrSaverActive = FALSE;
    gspv.bScrSaverRunning = FALSE;
#if(WINVER >= 0x0600)
    gspv.bScrSaverSecure = FALSE;
#endif
 
    gspv.bFastTaskSwitch = TRUE;
 
    gspv.accesstimeout.cbSize = sizeof(ACCESSTIMEOUT);
    gspv.filterkeys.cbSize = sizeof(FILTERKEYS);
    gspv.togglekeys.cbSize = sizeof(TOGGLEKEYS);
    gspv.mousekeys.cbSize = sizeof(MOUSEKEYS);
    gspv.mousekeys.dwFlags = SpiLoadInt(KEY_MOUSEKEYS, VAL_MOUSEKEYS_FLAGS, 62);
    gspv.mousekeys.iMaxSpeed = SpiLoadInt(KEY_MOUSEKEYS, VAL_MOUSEKEYS_MAX, 80);
    gspv.mousekeys.iTimeToMaxSpeed = SpiLoadInt(KEY_MOUSEKEYS, VAL_MOUSEKEYS_TIMETOMAX, 3000);
    gspv.mousekeys.iCtrlSpeed = 8; // FIXME
    gspv.stickykeys.cbSize = sizeof(STICKYKEYS);
    gspv.serialkeys.cbSize = sizeof(SERIALKEYS);
    gspv.soundsentry.cbSize = sizeof(SOUNDSENTRYW);
    gspv.highcontrast.cbSize = sizeof(HIGHCONTRASTW);
    gspv.animationinfo.cbSize = sizeof(ANIMATIONINFO);
 
    g_bWindowSnapEnabled = SpiLoadInt(KEY_DESKTOP, VAL_SNAP_ENABLED, TRUE);
    gspv.bDockMoving = SpiLoadInt(KEY_DESKTOP, VAL_SNAP_DOCKMOVING, TRUE);
 
    /* Make sure we don't use broken values */
    SpiFixupValues();
 
    /* Update SystemMetrics */
    InitMetrics();
 
    if (gbSpiInitialized && gpsi)
    {
        if (gspv.bKbdPref) gpsi->dwSRVIFlags |= SRVINFO_KBDPREF;
        if (SPITESTPREF(UPM_KEYBOARDCUES)) gpsi->PUSIFlags |= PUSIF_KEYBOARDCUES;
        if (SPITESTPREF(UPM_COMBOBOXANIMATION)) gpsi->PUSIFlags |= PUSIF_COMBOBOXANIMATION;
        if (SPITESTPREF(UPM_LISTBOXSMOOTHSCROLLING)) gpsi->PUSIFlags |= PUSIF_LISTBOXSMOOTHSCROLLING;
    }
 
    gbEnableHexNumpad = SpiLoadInt(KEY_INPUT_METHOD, L"EnableHexNumpad", FALSE);
 
    gdwLanguageToggleKey = UserGetLanguageToggle(L"Language Hotkey", 1);
    gdwLayoutToggleKey = UserGetLanguageToggle(L"Layout Hotkey", 2);
}

Referenced by InitSysParams(), and NtUserUpdatePerUserSystemParameters().

UserSystemParametersInfo()

BOOL FASTCALL UserSystemParametersInfo	(	UINT	uiAction,
		UINT	uiParam,
		PVOID	pvParam,
		UINT	fWinIni
	)

Definition at line 2137 of file sysparams.c.

{
    ULONG_PTR ulResult;
    PPROCESSINFO ppi = PsGetCurrentProcessWin32Process();
 
    ASSERT(ppi);
 
    if (!gbSpiInitialized)
    {
        KeRosDumpStackFrames(NULL, 20);
        //ASSERT(FALSE);
        return FALSE;
    }
 
    /* Get a pointer to the current Windowstation */
    if (!ppi->prpwinsta)
    {
        ERR("UserSystemParametersInfo called without active window station.\n");
        //ASSERT(FALSE);
        //return FALSE;
    }
 
    if ((fWinIni & SPIF_PROTECT) && !SpiGetSetProbeBuffer(uiAction, uiParam, pvParam))
    {
        EngSetLastError(ERROR_NOACCESS);
        return FALSE;
    }
 
    /* Do the actual operation */
    ulResult = SpiGetSet(uiAction, uiParam, pvParam, fWinIni);
 
    /* Did we change something? */
    if (ulResult > 1)
    {
        SpiFixupValues();
 
        /* Update system metrics */
        InitMetrics();
 
        /* Send notification to toplevel windows, if requested */
        if (fWinIni & SPIF_SENDCHANGE)
        {
            /* Send WM_SETTINGCHANGE to all toplevel windows */
            co_IntSendMessageTimeout(HWND_BROADCAST,
                                     WM_SETTINGCHANGE,
                                     (WPARAM)uiAction,
                                     (LPARAM)ulResult,
                                     SMTO_NORMAL,
                                     100,
                                     &ulResult);
        }
        ulResult = 1;
    }
 
    return ulResult;
}

Referenced by co_IntCalculateSnapPosition(), DefWndDoSizeMove(), GetSnapActivationPoint(), IntDrawMenuBarTemp(), IntPaintDesktop(), MENU_DrawBitmapItem(), MENU_DrawMenuItem(), MenuInit(), NC_DoNCPaint(), NC_HandleNCLButtonDblClk(), NtUserSystemParametersInfo(), UserDrawCaptionBar(), and UserDrawCaptionText().

Variable Documentation

g_bWindowSnapEnabled

BOOL g_bWindowSnapEnabled = TRUE

Definition at line 20 of file sysparams.c.

Referenced by DefWndDoSizeMove(), IntDefWindowProc(), IsSnapEnabled(), SpiGetSet(), and SpiUpdatePerUserSystemParameters().

g_PaintDesktopVersion

BOOL g_PaintDesktopVersion = FALSE

Definition at line 19 of file sysparams.c.

Referenced by IntPaintDesktop(), and NtUserUpdatePerUserSystemParameters().

gbSpiInitialized

BOOL gbSpiInitialized = FALSE

Definition at line 18 of file sysparams.c.

Referenced by InitSysParams(), SpiUpdatePerUserSystemParameters(), and UserSystemParametersInfo().

gspv

SPIVALUES gspv

Definition at line 17 of file sysparams.c.

Referenced by co_IntProcessMouseMessage(), DefWndHandleSetCursor(), DoTheScreenSaver(), InitMetrics(), IntCalcWallpaperCoordinates(), IntFixMouseInputButtons(), IntGetFontRenderMode(), IntPaintDesktop(), IntPaintWallpaper(), IntTrackMouseEvent(), IntTrackMouseMove(), MsqGetDownKeyState(), NtUserCallOneParam(), NtUserGetDoubleClickTime(), SpiFixupValues(), SpiGetSet(), SpiGetSetProbeBuffer(), SpiGetUserPref(), SpiSetUserPref(), SpiSetWallpaper(), and SpiUpdatePerUserSystemParameters().

KEY_DESKTOP

const WCHAR* KEY_DESKTOP = L"Control Panel\\Desktop"

static

Definition at line 61 of file sysparams.c.

Referenced by NtUserUpdatePerUserSystemParameters(), SpiGetSet(), SpiLoadTimeOut(), SpiLoadUserPrefMask(), SpiSetUserPref(), SpiSetWallpaper(), and SpiUpdatePerUserSystemParameters().

KEY_INPUT_METHOD

const WCHAR* KEY_INPUT_METHOD = L"Control Panel\\Input Method"

static

Definition at line 101 of file sysparams.c.

Referenced by SpiUpdatePerUserSystemParameters().

KEY_KBD

const WCHAR* KEY_KBD = L"Control Panel\\Keyboard"

static

Definition at line 97 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

KEY_KDBPREF

const WCHAR* KEY_KDBPREF = L"Control Panel\\Accessibility\\Keyboard Preference"

static

Definition at line 105 of file sysparams.c.

Referenced by SpiGetSet().

KEY_MDALIGN

const WCHAR* KEY_MDALIGN = L"Software\\Microsoft\\Windows NT\\CurrentVersion\\Windows"

static

Definition at line 85 of file sysparams.c.

Referenced by SpiGetSet().

KEY_METRIC

const WCHAR* KEY_METRIC = L"Control Panel\\Desktop\\WindowMetrics"

static

Definition at line 88 of file sysparams.c.

Referenced by SpiGetSet(), SpiLoadFont(), SpiLoadMetric(), SpiSetMetric(), SpiStoreFont(), SpiStoreMetric(), and SpiUpdatePerUserSystemParameters().

KEY_MOUSE

const WCHAR* KEY_MOUSE = L"Control Panel\\Mouse"

static

Definition at line 46 of file sysparams.c.

Referenced by SpiGetSet(), and SpiLoadMouse().

KEY_MOUSEKEYS

const WCHAR* KEY_MOUSEKEYS = L"Control Panel\\Accessibility\\MouseKeys"

static

Definition at line 109 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

KEY_SCRREAD

const WCHAR* KEY_SCRREAD = L"Control Panel\\Accessibility\\Blind Access"

static

Definition at line 106 of file sysparams.c.

Referenced by SpiGetSet().

KEY_SHOWSNDS

const WCHAR* KEY_SHOWSNDS = L"Control Panel\\Accessibility\\ShowSounds"

static

Definition at line 104 of file sysparams.c.

Referenced by SpiGetSet().

KEY_SOUND

const WCHAR* KEY_SOUND = L"Control Panel\\Sound"

static

Definition at line 94 of file sysparams.c.

Referenced by SpiGetSet().

VAL_BEEP

const WCHAR* VAL_BEEP = L"Beep"

static

Definition at line 95 of file sysparams.c.

Referenced by SpiGetSet().

VAL_BORDER

const WCHAR* VAL_BORDER = L"BorderWidth"

static

Definition at line 89 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_CARETRATE

const WCHAR* VAL_CARETRATE = L"CursorBlinkRate"

static

Definition at line 76 of file sysparams.c.

Referenced by SpiUpdatePerUserSystemParameters().

VAL_CARETWIDTH

const WCHAR* VAL_CARETWIDTH = L"CaretWidth"

static

Definition at line 77 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_CLICKLOCKTIME

const WCHAR* VAL_CLICKLOCKTIME = L"ClickLockTime"

static

Definition at line 74 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_DBLCLKHEIGHT

const WCHAR* VAL_DBLCLKHEIGHT = L"DoubleClickHeight"

static

Definition at line 52 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_DBLCLKTIME

const WCHAR* VAL_DBLCLKTIME = L"DoubleClickSpeed"

static

Definition at line 53 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_DBLCLKWIDTH

const WCHAR* VAL_DBLCLKWIDTH = L"DoubleClickWidth"

static

Definition at line 51 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_DRAG

const WCHAR* VAL_DRAG = L"DragFullWindows"

static

Definition at line 66 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_DRAGHEIGHT

const WCHAR* VAL_DRAGHEIGHT = L"DragHeight"

static

Definition at line 67 of file sysparams.c.

Referenced by SpiGetSet().

VAL_DRAGWIDTH

const WCHAR* VAL_DRAGWIDTH = L"DragWidth"

static

Definition at line 68 of file sysparams.c.

Referenced by SpiGetSet().

VAL_FONTSMOOTHING

const WCHAR* VAL_FONTSMOOTHING = L"FontSmoothing"

static

Definition at line 69 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_FONTSMOOTHINGCONTRAST

const WCHAR* VAL_FONTSMOOTHINGCONTRAST = L"FontSmoothingGamma"

static

Definition at line 71 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_FONTSMOOTHINGORIENTATION

const WCHAR* VAL_FONTSMOOTHINGORIENTATION = L"FontSmoothingOrientation"

static

Definition at line 72 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_FONTSMOOTHINGTYPE

const WCHAR* VAL_FONTSMOOTHINGTYPE = L"FontSmoothingType"

static

Definition at line 70 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_GRID

const WCHAR* VAL_GRID = L"GridGranularity"

static

Definition at line 65 of file sysparams.c.

Referenced by SpiGetSet().

VAL_HOVERHEIGHT

const WCHAR* VAL_HOVERHEIGHT = L"MouseHoverHeight"

static

Definition at line 58 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_HOVERTIME

const WCHAR* VAL_HOVERTIME = L"MouseHoverTime"

static

Definition at line 56 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_HOVERWIDTH

const WCHAR* VAL_HOVERWIDTH = L"MouseHoverWidth"

static

Definition at line 57 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_ICONSPC

const WCHAR* VAL_ICONSPC = L"IconSpacing"

static

Definition at line 90 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_ICONVSPC

const WCHAR* VAL_ICONVSPC = L"IconVerticalspacing"

static

Definition at line 91 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_ITWRAP

const WCHAR* VAL_ITWRAP = L"IconTitleWrap"

static

Definition at line 92 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_KBDDELAY

const WCHAR* VAL_KBDDELAY = L"KeyboardDelay"

static

Definition at line 99 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_KBDSPD

const WCHAR* VAL_KBDSPD = L"KeyboardSpeed"

static

Definition at line 98 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_MDALIGN

const WCHAR* VAL_MDALIGN = L"MenuDropAlignment"

static

Definition at line 86 of file sysparams.c.

Referenced by SpiGetSet().

VAL_MOUSE1

const WCHAR* VAL_MOUSE1 = L"MouseThreshold1"

static

Definition at line 47 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_MOUSE2

const WCHAR* VAL_MOUSE2 = L"MouseThreshold2"

static

Definition at line 48 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_MOUSE3

const WCHAR* VAL_MOUSE3 = L"MouseSpeed"

static

Definition at line 49 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_MOUSEKEYS_FLAGS

const WCHAR* VAL_MOUSEKEYS_FLAGS = L"Flags"

static

Definition at line 110 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_MOUSEKEYS_MAX

const WCHAR* VAL_MOUSEKEYS_MAX = L"MaximumSpeed"

static

Definition at line 111 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_MOUSEKEYS_TIMETOMAX

const WCHAR* VAL_MOUSEKEYS_TIMETOMAX = L"TimeToMaximumSpeed"

static

Definition at line 112 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_MOUSETRAILS

const WCHAR* VAL_MOUSETRAILS = L"MouseTrails"

static

Definition at line 50 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_ON

const WCHAR* VAL_ON = L"On"

static

Definition at line 107 of file sysparams.c.

Referenced by SpiGetSet().

VAL_PAINTDESKVER

const WCHAR* VAL_PAINTDESKVER = L"PaintDesktopVersion"

static

Definition at line 75 of file sysparams.c.

Referenced by NtUserUpdatePerUserSystemParameters().

VAL_SCRACT

const WCHAR* VAL_SCRACT = L"ScreenSaveActive"

static

Definition at line 64 of file sysparams.c.

Referenced by SpiGetSet().

VAL_SCRLLLINES

const WCHAR* VAL_SCRLLLINES = L"WheelScrollLines"

static

Definition at line 73 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_SCRNSV

const WCHAR* VAL_SCRNSV = L"SCRNSAVE.EXE"

static

Definition at line 63 of file sysparams.c.

Referenced by SpiLoadTimeOut().

VAL_SCRTO

const WCHAR* VAL_SCRTO = L"ScreenSaveTimeOut"

static

Definition at line 62 of file sysparams.c.

Referenced by SpiGetSet(), and SpiLoadTimeOut().

VAL_SENSITIVITY

const WCHAR* VAL_SENSITIVITY = L"MouseSensitivity"

static

Definition at line 59 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_SNAP_DOCKMOVING

const WCHAR* VAL_SNAP_DOCKMOVING = L"DockMoving"

static

Definition at line 83 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_SNAP_ENABLED

const WCHAR* VAL_SNAP_ENABLED = L"WindowArrangementActive"

static

Definition at line 82 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_SNAPDEFBTN

const WCHAR* VAL_SNAPDEFBTN = L"SnapToDefaultButton"

static

Definition at line 54 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_SWAP

const WCHAR* VAL_SWAP = L"SwapMouseButtons"

static

Definition at line 55 of file sysparams.c.

Referenced by SpiGetSet(), and SpiUpdatePerUserSystemParameters().

VAL_USERPREFMASK

const WCHAR* VAL_USERPREFMASK = L"UserPreferencesMask"

static

Definition at line 81 of file sysparams.c.

Referenced by SpiLoadUserPrefMask(), and SpiSetUserPref().