/*
 * System parameters functions
 *
 * Copyright 1994 Alexandre Julliard
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "config.h"

#include <assert.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "wingdi.h"
#include "winreg.h"
#include "wine/winuser16.h"
#include "winerror.h"

#include "controls.h"
#include "user_private.h"
#include "wine/unicode.h"
#include "wine/debug.h"

WINE_DEFAULT_DEBUG_CHANNEL(system);

/* System parameter indexes */
enum spi_index
{
    SPI_SETBEEP_IDX,
    SPI_SETMOUSE_IDX,
    SPI_SETBORDER_IDX,
    SPI_SETKEYBOARDSPEED_IDX,
    SPI_ICONHORIZONTALSPACING_IDX,
    SPI_SETSCREENSAVETIMEOUT_IDX,
    SPI_SETGRIDGRANULARITY_IDX,
    SPI_SETKEYBOARDDELAY_IDX,
    SPI_ICONVERTICALSPACING_IDX,
    SPI_SETICONTITLEWRAP_IDX,
    SPI_SETMENUDROPALIGNMENT_IDX,
    SPI_SETDOUBLECLKWIDTH_IDX,
    SPI_SETDOUBLECLKHEIGHT_IDX,
    SPI_SETDOUBLECLICKTIME_IDX,
    SPI_SETMOUSEBUTTONSWAP_IDX,
    SPI_SETDRAGFULLWINDOWS_IDX,
    SPI_SETWORKAREA_IDX,
    SPI_SETSHOWSOUNDS_IDX,
    SPI_SETKEYBOARDPREF_IDX,
    SPI_SETSCREENREADER_IDX,
    SPI_SETSCREENSAVERRUNNING_IDX,
    SPI_SETFONTSMOOTHING_IDX,
    SPI_SETLISTBOXSMOOTHSCROLLING_IDX,
    SPI_SETMOUSEHOVERWIDTH_IDX,
    SPI_SETMOUSEHOVERHEIGHT_IDX,
    SPI_SETMOUSEHOVERTIME_IDX,
    SPI_SETMOUSESCROLLLINES_IDX,
    SPI_SETMENUSHOWDELAY_IDX,
    SPI_SETICONTITLELOGFONT_IDX,
    SPI_SETLOWPOWERACTIVE_IDX,
    SPI_SETPOWEROFFACTIVE_IDX,
    SPI_USERPREFERENCEMASK_IDX,
    SPI_NONCLIENTMETRICS_IDX,
    SPI_INDEX_COUNT
};

static const char * const DefSysColors[] =
{
    "Scrollbar", "192 192 192",              /* COLOR_SCROLLBAR */
    "Background", "0 128 128",               /* COLOR_BACKGROUND */
    "ActiveTitle", "0 0 128",                /* COLOR_ACTIVECAPTION */
    "InactiveTitle", "128 128 128",          /* COLOR_INACTIVECAPTION */
    "Menu", "192 192 192",                   /* COLOR_MENU */
    "Window", "255 255 255",                 /* COLOR_WINDOW */
    "WindowFrame", "0 0 0",                  /* COLOR_WINDOWFRAME */
    "MenuText", "0 0 0",                     /* COLOR_MENUTEXT */
    "WindowText", "0 0 0",                   /* COLOR_WINDOWTEXT */
    "TitleText", "255 255 255",              /* COLOR_CAPTIONTEXT */
    "ActiveBorder", "192 192 192",           /* COLOR_ACTIVEBORDER */
    "InactiveBorder", "192 192 192",         /* COLOR_INACTIVEBORDER */
    "AppWorkSpace", "128 128 128",           /* COLOR_APPWORKSPACE */
    "Hilight", "0 0 128",                    /* COLOR_HIGHLIGHT */
    "HilightText", "255 255 255",            /* COLOR_HIGHLIGHTTEXT */
    "ButtonFace", "192 192 192",             /* COLOR_BTNFACE */
    "ButtonShadow", "128 128 128",           /* COLOR_BTNSHADOW */
    "GrayText", "128 128 128",               /* COLOR_GRAYTEXT */
    "ButtonText", "0 0 0",                   /* COLOR_BTNTEXT */
    "InactiveTitleText", "192 192 192",      /* COLOR_INACTIVECAPTIONTEXT */
    "ButtonHilight", "255 255 255",          /* COLOR_BTNHIGHLIGHT */
    "ButtonDkShadow", "0 0 0",               /* COLOR_3DDKSHADOW */
    "ButtonLight", "224 224 224",            /* COLOR_3DLIGHT */
    "InfoText", "0 0 0",                     /* COLOR_INFOTEXT */
    "InfoWindow", "255 255 225",             /* COLOR_INFOBK */
    "ButtonAlternateFace", "180 180 180",    /* COLOR_ALTERNATEBTNFACE */
    "HotTrackingColor", "0 0 255",           /* COLOR_HOTLIGHT */
    "GradientActiveTitle", "16 132 208",     /* COLOR_GRADIENTACTIVECAPTION */
    "GradientInactiveTitle", "181 181 181",  /* COLOR_GRADIENTINACTIVECAPTION */
    "MenuHilight", "0 0 0",                  /* COLOR_MENUHILIGHT */
    "MenuBar", "192 192 192"                 /* COLOR_MENUBAR */
};

/**
 * Names of the registry subkeys of HKEY_CURRENT_USER key and value names
 * for the system parameters.
 * Names of the keys are created by adding string "_REGKEY" to
 * "SET" action names, value names are created by adding "_REG_NAME"
 * to the "SET" action name.
 */
static const WCHAR SPI_SETBEEP_REGKEY[]=                      {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','S','o','u','n','d',0};
static const WCHAR SPI_SETBEEP_VALNAME[]=                     {'B','e','e','p',0};
static const WCHAR SPI_SETMOUSE_REGKEY[]=                     {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
static const WCHAR SPI_SETMOUSE_VALNAME1[]=                   {'M','o','u','s','e','T','h','r','e','s','h','o','l','d','1',0};
static const WCHAR SPI_SETMOUSE_VALNAME2[]=                   {'M','o','u','s','e','T','h','r','e','s','h','o','l','d','2',0};
static const WCHAR SPI_SETMOUSE_VALNAME3[]=                   {'M','o','u','s','e','S','p','e','e','d',0};
static const WCHAR SPI_SETBORDER_REGKEY[]=                    {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\\',
                                                               'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
static const WCHAR SPI_SETBORDER_VALNAME[]=                   {'B','o','r','d','e','r','W','i','d','t','h',0};
static const WCHAR SPI_SETKEYBOARDSPEED_REGKEY[]=             {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','K','e','y','b','o','a','r','d',0};
static const WCHAR SPI_SETKEYBOARDSPEED_VALNAME[]=            {'K','e','y','b','o','a','r','d','S','p','e','e','d',0};
static const WCHAR SPI_ICONHORIZONTALSPACING_REGKEY[]=        {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\\',
                                                               'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
static const WCHAR SPI_ICONHORIZONTALSPACING_VALNAME[]=       {'I','c','o','n','S','p','a','c','i','n','g',0};
static const WCHAR SPI_SETSCREENSAVETIMEOUT_REGKEY[]=         {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETSCREENSAVETIMEOUT_VALNAME[]=        {'S','c','r','e','e','n','S','a','v','e','T','i','m','e','O','u','t',0};
static const WCHAR SPI_SETSCREENSAVEACTIVE_REGKEY[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETSCREENSAVEACTIVE_VALNAME[]=         {'S','c','r','e','e','n','S','a','v','e','A','c','t','i','v','e',0};
static const WCHAR SPI_SETGRIDGRANULARITY_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETGRIDGRANULARITY_VALNAME[]=          {'G','r','i','d','G','r','a','n','u','l','a','r','i','t','y',0};
static const WCHAR SPI_SETKEYBOARDDELAY_REGKEY[]=             {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','K','e','y','b','o','a','r','d',0};
static const WCHAR SPI_SETKEYBOARDDELAY_VALNAME[]=            {'K','e','y','b','o','a','r','d','D','e','l','a','y',0};
static const WCHAR SPI_ICONVERTICALSPACING_REGKEY[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\\',
                                                               'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
static const WCHAR SPI_ICONVERTICALSPACING_VALNAME[]=         {'I','c','o','n','V','e','r','t','i','c','a','l','S','p','a','c','i','n','g',0};
static const WCHAR SPI_SETICONTITLEWRAP_REGKEY1[]=            {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\\',
                                                               'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
static const WCHAR SPI_SETICONTITLEWRAP_REGKEY2[]=            {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETICONTITLEWRAP_VALNAME[]=            {'I','c','o','n','T','i','t','l','e','W','r','a','p',0};
static const WCHAR SPI_SETICONTITLELOGFONT_REGKEY[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\\',
                                                               'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
static const WCHAR SPI_SETICONTITLELOGFONT_VALNAME[]=         {'I','c','o','n','F','o','n','t',0};
static const WCHAR SPI_SETMENUDROPALIGNMENT_REGKEY1[]=        {'S','o','f','t','w','a','r','e','\\',
                                                               'M','i','c','r','o','s','o','f','t','\\',
                                                               'W','i','n','d','o','w','s',' ','N','T','\\',
                                                               'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
                                                               'W','i','n','d','o','w','s',0};
static const WCHAR SPI_SETMENUDROPALIGNMENT_REGKEY2[]=        {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETMENUDROPALIGNMENT_VALNAME[]=        {'M','e','n','u','D','r','o','p','A','l','i','g','n','m','e','n','t',0};
static const WCHAR SPI_SETDOUBLECLKWIDTH_REGKEY1[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
static const WCHAR SPI_SETDOUBLECLKWIDTH_REGKEY2[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETDOUBLECLKWIDTH_VALNAME[]=           {'D','o','u','b','l','e','C','l','i','c','k','W','i','d','t','h',0};
static const WCHAR SPI_SETDOUBLECLKHEIGHT_REGKEY1[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
static const WCHAR SPI_SETDOUBLECLKHEIGHT_REGKEY2[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETDOUBLECLKHEIGHT_VALNAME[]=          {'D','o','u','b','l','e','C','l','i','c','k','H','e','i','g','h','t',0};
static const WCHAR SPI_SETDOUBLECLICKTIME_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
static const WCHAR SPI_SETDOUBLECLICKTIME_VALNAME[]=          {'D','o','u','b','l','e','C','l','i','c','k','S','p','e','e','d',0};
static const WCHAR SPI_SETMOUSEBUTTONSWAP_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
static const WCHAR SPI_SETMOUSEBUTTONSWAP_VALNAME[]=          {'S','w','a','p','M','o','u','s','e','B','u','t','t','o','n','s',0};
static const WCHAR SPI_SETDRAGFULLWINDOWS_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETDRAGFULLWINDOWS_VALNAME[]=          {'D','r','a','g','F','u','l','l','W','i','n','d','o','w','s',0};
static const WCHAR SPI_SETSHOWSOUNDS_REGKEY[]=                {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\',
                                                               'A','c','c','e','s','s','i','b','i','l','i','t','y','\\',
                                                               'S','h','o','w','S','o','u','n','d','s',0};
static const WCHAR SPI_SETSHOWSOUNDS_VALNAME[]=               {'O','n',0};
static const WCHAR SPI_SETKEYBOARDPREF_REGKEY[]=              {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\',
                                                               'A','c','c','e','s','s','i','b','i','l','i','t','y','\\',
                                                               'K','e','y','b','o','a','r','d',' ','P','r','e','f','e','r','e','n','c','e',0};
static const WCHAR SPI_SETKEYBOARDPREF_VALNAME[]=             {'O','n',0};
static const WCHAR SPI_SETSCREENREADER_REGKEY[]=              {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\',
                                                               'A','c','c','e','s','s','i','b','i','l','i','t','y','\\',
                                                               'B','l','i','n','d',' ','A','c','c','e','s','s',0};
static const WCHAR SPI_SETSCREENREADER_VALNAME[]=             {'O','n',0};
static const WCHAR SPI_SETDESKWALLPAPER_REGKEY[]=             {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETDESKWALLPAPER_VALNAME[]=            {'W','a','l','l','p','a','p','e','r',0};
static const WCHAR SPI_SETFONTSMOOTHING_REGKEY[]=             {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETFONTSMOOTHING_VALNAME[]=            {'F','o','n','t','S','m','o','o','t','h','i','n','g',0};
static const WCHAR SPI_SETLOWPOWERACTIVE_REGKEY[]=            {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETLOWPOWERACTIVE_VALNAME[]=           {'L','o','w','P','o','w','e','r','A','c','t','i','v','e',0};
static const WCHAR SPI_SETPOWEROFFACTIVE_REGKEY[]=            {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETPOWEROFFACTIVE_VALNAME[]=           {'P','o','w','e','r','O','f','f','A','c','t','i','v','e',0};
static const WCHAR SPI_USERPREFERENCEMASK_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_USERPREFERENCEMASK_VALNAME[]=          {'U','s','e','r','P','r','e','f','e','r','e','n','c','e','m','a','s','k',0};
static const WCHAR SPI_SETLISTBOXSMOOTHSCROLLING_REGKEY[]=    {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETLISTBOXSMOOTHSCROLLING_VALNAME[]=   {'S','m','o','o','t','h','S','c','r','o','l','l',0};
static const WCHAR SPI_SETMOUSEHOVERWIDTH_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
static const WCHAR SPI_SETMOUSEHOVERWIDTH_VALNAME[]=          {'M','o','u','s','e','H','o','v','e','r','W','i','d','t','h',0};
static const WCHAR SPI_SETMOUSEHOVERHEIGHT_REGKEY[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
static const WCHAR SPI_SETMOUSEHOVERHEIGHT_VALNAME[]=         {'M','o','u','s','e','H','o','v','e','r','H','e','i','g','h','t',0};
static const WCHAR SPI_SETMOUSEHOVERTIME_REGKEY[]=            {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
static const WCHAR SPI_SETMOUSEHOVERTIME_VALNAME[]=           {'M','o','u','s','e','H','o','v','e','r','T','i','m','e',0};
static const WCHAR SPI_SETMOUSESCROLLLINES_REGKEY[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETMOUSESCROLLLINES_VALNAME[]=         {'W','h','e','e','l','S','c','r','o','l','l','L','i','n','e','s',0};
static const WCHAR SPI_SETMENUSHOWDELAY_REGKEY[]=             {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETMENUSHOWDELAY_VALNAME[]=            {'M','e','n','u','S','h','o','w','D','e','l','a','y',0};

/* FIXME - real values */
static const WCHAR SPI_SETSCREENSAVERRUNNING_REGKEY[]=   {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
static const WCHAR SPI_SETSCREENSAVERRUNNING_VALNAME[]=  {'W','I','N','E','_','S','c','r','e','e','n','S','a','v','e','r','R','u','n','n','i','n','g',0};

static const WCHAR METRICS_REGKEY[]=                  {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\\',
                                                       'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
static const WCHAR METRICS_SCROLLWIDTH_VALNAME[]=     {'S','c','r','o','l','l','W','i','d','t','h',0};
static const WCHAR METRICS_SCROLLHEIGHT_VALNAME[]=    {'S','c','r','o','l','l','H','e','i','g','h','t',0};
static const WCHAR METRICS_CAPTIONWIDTH_VALNAME[]=    {'C','a','p','t','i','o','n','W','i','d','t','h',0};
static const WCHAR METRICS_CAPTIONHEIGHT_VALNAME[]=   {'C','a','p','t','i','o','n','H','e','i','g','h','t',0};
static const WCHAR METRICS_SMCAPTIONWIDTH_VALNAME[]=  {'S','m','C','a','p','t','i','o','n','W','i','d','t','h',0};
static const WCHAR METRICS_SMCAPTIONHEIGHT_VALNAME[]= {'S','m','C','a','p','t','i','o','n','H','e','i','g','h','t',0};
static const WCHAR METRICS_MENUWIDTH_VALNAME[]=       {'M','e','n','u','W','i','d','t','h',0};
static const WCHAR METRICS_MENUHEIGHT_VALNAME[]=      {'M','e','n','u','H','e','i','g','h','t',0};
static const WCHAR METRICS_ICONSIZE_VALNAME[]=        {'S','h','e','l','l',' ','I','c','o','n',' ','S','i','z','e',0};
static const WCHAR METRICS_BORDERWIDTH_VALNAME[]=     {'B','o','r','d','e','r','W','i','d','t','h',0};
static const WCHAR METRICS_CAPTIONLOGFONT_VALNAME[]=  {'C','a','p','t','i','o','n','F','o','n','t',0};
static const WCHAR METRICS_SMCAPTIONLOGFONT_VALNAME[]={'S','m','C','a','p','t','i','o','n','F','o','n','t',0};
static const WCHAR METRICS_MENULOGFONT_VALNAME[]=     {'M','e','n','u','F','o','n','t',0};
static const WCHAR METRICS_MESSAGELOGFONT_VALNAME[]=  {'M','e','s','s','a','g','e','F','o','n','t',0};
static const WCHAR METRICS_STATUSLOGFONT_VALNAME[]=   {'S','t','a','t','u','s','F','o','n','t',0};

static const WCHAR WINE_CURRENT_USER_REGKEY[] = {'S','o','f','t','w','a','r','e','\\',
                                                 'W','i','n','e',0};

/* volatile registry branch under WINE_CURRENT_USER_REGKEY for temporary values storage */
static const WCHAR WINE_CURRENT_USER_REGKEY_TEMP_PARAMS[] = {'T','e','m','p','o','r','a','r','y',' ',
                                                             'S','y','s','t','e','m',' ',
                                                             'P','a','r','a','m','e','t','e','r','s',0};

static const WCHAR Yes[]=                                    {'Y','e','s',0};
static const WCHAR No[]=                                     {'N','o',0};
static const WCHAR Desktop[]=                                {'D','e','s','k','t','o','p',0};
static const WCHAR Pattern[]=                                {'P','a','t','t','e','r','n',0};
static const WCHAR MenuFont[]=                               {'M','e','n','u','F','o','n','t',0};
static const WCHAR MenuFontSize[]=                           {'M','e','n','u','F','o','n','t','S','i','z','e',0};
static const WCHAR StatusFont[]=                             {'S','t','a','t','u','s','F','o','n','t',0};
static const WCHAR StatusFontSize[]=                         {'S','t','a','t','u','s','F','o','n','t','S','i','z','e',0};
static const WCHAR MessageFont[]=                            {'M','e','s','s','a','g','e','F','o','n','t',0};
static const WCHAR MessageFontSize[]=                        {'M','e','s','s','a','g','e','F','o','n','t','S','i','z','e',0};
static const WCHAR System[]=                                 {'S','y','s','t','e','m',0};
static const WCHAR IconTitleSize[]=                          {'I','c','o','n','T','i','t','l','e','S','i','z','e',0};
static const WCHAR IconTitleFaceName[]=                      {'I','c','o','n','T','i','t','l','e','F','a','c','e','N','a','m','e',0};
static const WCHAR defPattern[]=                             {'1','7','0',' ','8','5',' ','1','7','0',' ','8','5',' ','1','7','0',' ','8','5',
                                                              ' ','1','7','0',' ','8','5',0};
static const WCHAR CSu[]=                                    {'%','u',0};
static const WCHAR CSd[]=                                    {'%','d',0};

/* Indicators whether system parameter value is loaded */
static char spi_loaded[SPI_INDEX_COUNT];

static BOOL notify_change = TRUE;

/* System parameters storage */
static BOOL beep_active = TRUE;
static int mouse_threshold1 = 6;
static int mouse_threshold2 = 10;
static int mouse_speed = 1;
static UINT border = 1;
static UINT keyboard_speed = 31;
static UINT screensave_timeout = 300;
static UINT grid_granularity = 0;
static UINT keyboard_delay = 1;
static UINT double_click_width = 4;
static UINT double_click_height = 4;
static UINT double_click_time = 500;
static BOOL drag_full_windows = FALSE;
static RECT work_area;
static BOOL keyboard_pref = TRUE;
static BOOL screen_reader = FALSE;
static UINT mouse_hover_width = 4;
static UINT mouse_hover_height = 4;
static UINT mouse_hover_time = 400;
static UINT mouse_scroll_lines = 3;
static UINT menu_show_delay = 400;
static UINT menu_drop_alignment = 0;
static BOOL screensaver_running = FALSE;
static UINT font_smoothing = 0;  /* 0x01 for 95/98/NT, 0x02 for 98/ME/2k/XP */
static BOOL lowpoweractive = FALSE;
static BOOL poweroffactive = FALSE;
static BOOL show_sounds = FALSE;
static BOOL swap_buttons = FALSE;
static BOOL listbox_smoothscrolling = FALSE;
static BYTE user_prefs[4];

static MINIMIZEDMETRICS minimized_metrics =
{
    sizeof(MINIMIZEDMETRICS),
    154,      /* iWidth */
    0,        /* iHorzGap */
    0,        /* iVertGap */
    ARW_HIDE  /* iArrange */
};

static ICONMETRICSW icon_metrics =
{
    sizeof(ICONMETRICSW),
    75,   /* iHorzSpacing */
    75,   /* iVertSpacing */
    TRUE, /* iTitleWrap */
    { -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, ANSI_CHARSET,
      OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH }   /* lfFont */
};

static NONCLIENTMETRICSW nonclient_metrics =
{
    sizeof(NONCLIENTMETRICSW),
    1,     /* iBorderWidth */
    16,    /* iScrollWidth */
    16,    /* iScrollHeight */
    18,    /* iCaptionWidth */
    18,    /* iCaptionHeight */
    { 0 }, /* lfCaptionFont */
    13,    /* iSmCaptionWidth */
    15,    /* iSmCaptionHeight */
    { 0 }, /* lfSmCaptionFont */
    18,    /* iMenuWidth */
    18,    /* iMenuHeight */
    { 0 }, /* lfMenuFont */
    { 0 }, /* lfStatusFont */
    { 0 }  /* lfMessageFont */
};

/* some additional non client metric info */
static TEXTMETRICW tmMenuFont;
static UINT CaptionFontAvCharWidth;

static SIZE icon_size = { 32, 32 };

#define NUM_SYS_COLORS     (COLOR_MENUBAR+1)

static COLORREF SysColors[NUM_SYS_COLORS];
static HBRUSH SysColorBrushes[NUM_SYS_COLORS];
static HPEN   SysColorPens[NUM_SYS_COLORS];

static const WORD wPattern55AA[] = { 0x5555, 0xaaaa, 0x5555, 0xaaaa, 0x5555, 0xaaaa, 0x5555, 0xaaaa };

HBRUSH SYSCOLOR_55AABrush = 0;

extern void __wine_make_gdi_object_system( HGDIOBJ handle, BOOL set );


/* This function is a copy of the one in objects/font.c */
static void SYSPARAMS_LogFont32ATo16( const LOGFONTA* font32, LPLOGFONT16 font16 )
{
    font16->lfHeight = font32->lfHeight;
    font16->lfWidth = font32->lfWidth;
    font16->lfEscapement = font32->lfEscapement;
    font16->lfOrientation = font32->lfOrientation;
    font16->lfWeight = font32->lfWeight;
    font16->lfItalic = font32->lfItalic;
    font16->lfUnderline = font32->lfUnderline;
    font16->lfStrikeOut = font32->lfStrikeOut;
    font16->lfCharSet = font32->lfCharSet;
    font16->lfOutPrecision = font32->lfOutPrecision;
    font16->lfClipPrecision = font32->lfClipPrecision;
    font16->lfQuality = font32->lfQuality;
    font16->lfPitchAndFamily = font32->lfPitchAndFamily;
    lstrcpynA( font16->lfFaceName, font32->lfFaceName, LF_FACESIZE );
}

static void SYSPARAMS_LogFont16To32W( const LOGFONT16 *font16, LPLOGFONTW font32 )
{
    font32->lfHeight = font16->lfHeight;
    font32->lfWidth = font16->lfWidth;
    font32->lfEscapement = font16->lfEscapement;
    font32->lfOrientation = font16->lfOrientation;
    font32->lfWeight = font16->lfWeight;
    font32->lfItalic = font16->lfItalic;
    font32->lfUnderline = font16->lfUnderline;
    font32->lfStrikeOut = font16->lfStrikeOut;
    font32->lfCharSet = font16->lfCharSet;
    font32->lfOutPrecision = font16->lfOutPrecision;
    font32->lfClipPrecision = font16->lfClipPrecision;
    font32->lfQuality = font16->lfQuality;
    font32->lfPitchAndFamily = font16->lfPitchAndFamily;
    MultiByteToWideChar( CP_ACP, 0, font16->lfFaceName, -1, font32->lfFaceName, LF_FACESIZE );
    font32->lfFaceName[LF_FACESIZE-1] = 0;
}

static void SYSPARAMS_LogFont32WTo32A( const LOGFONTW* font32W, LPLOGFONTA font32A )
{
    font32A->lfHeight = font32W->lfHeight;
    font32A->lfWidth = font32W->lfWidth;
    font32A->lfEscapement = font32W->lfEscapement;
    font32A->lfOrientation = font32W->lfOrientation;
    font32A->lfWeight = font32W->lfWeight;
    font32A->lfItalic = font32W->lfItalic;
    font32A->lfUnderline = font32W->lfUnderline;
    font32A->lfStrikeOut = font32W->lfStrikeOut;
    font32A->lfCharSet = font32W->lfCharSet;
    font32A->lfOutPrecision = font32W->lfOutPrecision;
    font32A->lfClipPrecision = font32W->lfClipPrecision;
    font32A->lfQuality = font32W->lfQuality;
    font32A->lfPitchAndFamily = font32W->lfPitchAndFamily;
    WideCharToMultiByte( CP_ACP, 0, font32W->lfFaceName, -1, font32A->lfFaceName, LF_FACESIZE, NULL, NULL );
    font32A->lfFaceName[LF_FACESIZE-1] = 0;
}

static void SYSPARAMS_LogFont32ATo32W( const LOGFONTA* font32A, LPLOGFONTW font32W )
{
    font32W->lfHeight = font32A->lfHeight;
    font32W->lfWidth = font32A->lfWidth;
    font32W->lfEscapement = font32A->lfEscapement;
    font32W->lfOrientation = font32A->lfOrientation;
    font32W->lfWeight = font32A->lfWeight;
    font32W->lfItalic = font32A->lfItalic;
    font32W->lfUnderline = font32A->lfUnderline;
    font32W->lfStrikeOut = font32A->lfStrikeOut;
    font32W->lfCharSet = font32A->lfCharSet;
    font32W->lfOutPrecision = font32A->lfOutPrecision;
    font32W->lfClipPrecision = font32A->lfClipPrecision;
    font32W->lfQuality = font32A->lfQuality;
    font32W->lfPitchAndFamily = font32A->lfPitchAndFamily;
    MultiByteToWideChar( CP_ACP, 0, font32A->lfFaceName, -1, font32W->lfFaceName, LF_FACESIZE );
    font32W->lfFaceName[LF_FACESIZE-1] = 0;
}

static void SYSPARAMS_NonClientMetrics32ATo16( const NONCLIENTMETRICSA* lpnm32, LPNONCLIENTMETRICS16 lpnm16 )
{
    lpnm16->iBorderWidth	= lpnm32->iBorderWidth;
    lpnm16->iScrollWidth	= lpnm32->iScrollWidth;
    lpnm16->iScrollHeight	= lpnm32->iScrollHeight;
    lpnm16->iCaptionWidth	= lpnm32->iCaptionWidth;
    lpnm16->iCaptionHeight	= lpnm32->iCaptionHeight;
    SYSPARAMS_LogFont32ATo16( &lpnm32->lfCaptionFont,	&lpnm16->lfCaptionFont );
    lpnm16->iSmCaptionWidth	= lpnm32->iSmCaptionWidth;
    lpnm16->iSmCaptionHeight	= lpnm32->iSmCaptionHeight;
    SYSPARAMS_LogFont32ATo16( &lpnm32->lfSmCaptionFont,	&lpnm16->lfSmCaptionFont );
    lpnm16->iMenuWidth		= lpnm32->iMenuWidth;
    lpnm16->iMenuHeight		= lpnm32->iMenuHeight;
    SYSPARAMS_LogFont32ATo16( &lpnm32->lfMenuFont,	&lpnm16->lfMenuFont );
    SYSPARAMS_LogFont32ATo16( &lpnm32->lfStatusFont,	&lpnm16->lfStatusFont );
    SYSPARAMS_LogFont32ATo16( &lpnm32->lfMessageFont,	&lpnm16->lfMessageFont );
}

static void SYSPARAMS_NonClientMetrics32WTo32A( const NONCLIENTMETRICSW* lpnm32W, LPNONCLIENTMETRICSA lpnm32A )
{
    lpnm32A->iBorderWidth	= lpnm32W->iBorderWidth;
    lpnm32A->iScrollWidth	= lpnm32W->iScrollWidth;
    lpnm32A->iScrollHeight	= lpnm32W->iScrollHeight;
    lpnm32A->iCaptionWidth	= lpnm32W->iCaptionWidth;
    lpnm32A->iCaptionHeight	= lpnm32W->iCaptionHeight;
    SYSPARAMS_LogFont32WTo32A(  &lpnm32W->lfCaptionFont,	&lpnm32A->lfCaptionFont );
    lpnm32A->iSmCaptionWidth	= lpnm32W->iSmCaptionWidth;
    lpnm32A->iSmCaptionHeight	= lpnm32W->iSmCaptionHeight;
    SYSPARAMS_LogFont32WTo32A( &lpnm32W->lfSmCaptionFont,	&lpnm32A->lfSmCaptionFont );
    lpnm32A->iMenuWidth		= lpnm32W->iMenuWidth;
    lpnm32A->iMenuHeight	= lpnm32W->iMenuHeight;
    SYSPARAMS_LogFont32WTo32A( &lpnm32W->lfMenuFont,		&lpnm32A->lfMenuFont );
    SYSPARAMS_LogFont32WTo32A( &lpnm32W->lfStatusFont,		&lpnm32A->lfStatusFont );
    SYSPARAMS_LogFont32WTo32A( &lpnm32W->lfMessageFont,		&lpnm32A->lfMessageFont );
}

static void SYSPARAMS_NonClientMetrics32ATo32W( const NONCLIENTMETRICSA* lpnm32A, LPNONCLIENTMETRICSW lpnm32W )
{
    lpnm32W->iBorderWidth	= lpnm32A->iBorderWidth;
    lpnm32W->iScrollWidth	= lpnm32A->iScrollWidth;
    lpnm32W->iScrollHeight	= lpnm32A->iScrollHeight;
    lpnm32W->iCaptionWidth	= lpnm32A->iCaptionWidth;
    lpnm32W->iCaptionHeight	= lpnm32A->iCaptionHeight;
    SYSPARAMS_LogFont32ATo32W(  &lpnm32A->lfCaptionFont,	&lpnm32W->lfCaptionFont );
    lpnm32W->iSmCaptionWidth	= lpnm32A->iSmCaptionWidth;
    lpnm32W->iSmCaptionHeight	= lpnm32A->iSmCaptionHeight;
    SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfSmCaptionFont,	&lpnm32W->lfSmCaptionFont );
    lpnm32W->iMenuWidth		= lpnm32A->iMenuWidth;
    lpnm32W->iMenuHeight	= lpnm32A->iMenuHeight;
    SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfMenuFont,		&lpnm32W->lfMenuFont );
    SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfStatusFont,		&lpnm32W->lfStatusFont );
    SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfMessageFont,		&lpnm32W->lfMessageFont );
}

/* get text metrics and/or "average" char width of the specified logfont 
 * for the specified dc */
static void get_text_metr_size( HDC hdc, LOGFONTW *plf, TEXTMETRICW * ptm, UINT *psz)
{
    HFONT hfont, hfontsav;
    TEXTMETRICW tm;
    if( !ptm) ptm = &tm;
    hfont = CreateFontIndirectW( plf);
    if( !hfont || ( hfontsav = SelectObject( hdc, hfont)) == NULL ) {
        ptm->tmHeight = -1;
        if( psz) *psz = 10;
        if( hfont) DeleteObject( hfont);
        return;
    }
    GetTextMetricsW( hdc, ptm);
    if( psz)
        if( !(*psz = GdiGetCharDimensions( hdc, ptm, NULL)))
            *psz = 10;
    SelectObject( hdc, hfontsav);
    DeleteObject( hfont);
}

/***********************************************************************
 *           get_volatile_regkey
 *
 * Return a handle to the volatile registry key used to store
 * non-permanently modified parameters.
 */
static HKEY get_volatile_regkey(void)
{
    static HKEY volatile_key;

    if (!volatile_key)
    {
        HKEY key;
        /* This must be non-volatile! */
        if (RegCreateKeyExW( HKEY_CURRENT_USER, WINE_CURRENT_USER_REGKEY,
                             0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, 0,
                             &key, 0 ) != ERROR_SUCCESS)
        {
            ERR("Can't create wine registry branch\n");
        }
        else
        {
            /* @@ Wine registry key: HKCU\Software\Wine\Temporary System Parameters */
            if (RegCreateKeyExW( key, WINE_CURRENT_USER_REGKEY_TEMP_PARAMS,
                                 0, 0, REG_OPTION_VOLATILE, KEY_ALL_ACCESS, 0,
                                 &volatile_key, 0 ) != ERROR_SUCCESS)
                ERR("Can't create non-permanent wine registry branch\n");

            RegCloseKey(key);
        }
    }
    return volatile_key;
}

/***********************************************************************
 *           SYSPARAMS_NotifyChange
 *
 * Sends notification about system parameter update.
 */
static void SYSPARAMS_NotifyChange( UINT uiAction, UINT fWinIni )
{
    static const WCHAR emptyW[1];

    if (notify_change)
    {
        if (fWinIni & SPIF_UPDATEINIFILE)
        {
            if (fWinIni & (SPIF_SENDWININICHANGE | SPIF_SENDCHANGE))
                SendMessageTimeoutW(HWND_BROADCAST, WM_SETTINGCHANGE,
                                    uiAction, (LPARAM) emptyW,
                                    SMTO_ABORTIFHUNG, 2000, NULL );
        }
        else
        {
            /* FIXME notify other wine processes with internal message */
        }
    }
}


/***********************************************************************
 * Loads system parameter from user profile.
 */
static BOOL SYSPARAMS_LoadRaw( LPCWSTR lpRegKey, LPCWSTR lpValName, LPBYTE lpBuf, DWORD count )
{
    BOOL ret = FALSE;
    DWORD type;
    HKEY hKey;

    memset( lpBuf, 0, count );
    if ((RegOpenKeyW( get_volatile_regkey(), lpRegKey, &hKey ) == ERROR_SUCCESS) ||
        (RegOpenKeyW( HKEY_CURRENT_USER, lpRegKey, &hKey ) == ERROR_SUCCESS))
    {
        ret = !RegQueryValueExW( hKey, lpValName, NULL, &type, (LPBYTE)lpBuf, &count);
        RegCloseKey( hKey );
    }
    return ret;
}

static BOOL SYSPARAMS_Load( LPCWSTR lpRegKey, LPCWSTR lpValName, LPWSTR lpBuf, DWORD count )
{
  return SYSPARAMS_LoadRaw( lpRegKey, lpValName, (LPBYTE)lpBuf, count );
}

/***********************************************************************
 * Saves system parameter to user profile.
 */

/* Save data as-is */
static BOOL SYSPARAMS_SaveRaw( LPCWSTR lpRegKey, LPCWSTR lpValName, 
                               const BYTE* lpValue, DWORD valueSize, 
                               DWORD type, UINT fWinIni )
{
    HKEY hKey;
    HKEY hBaseKey;
    DWORD dwOptions;
    BOOL ret = FALSE;

    if (fWinIni & SPIF_UPDATEINIFILE)
    {
        hBaseKey = HKEY_CURRENT_USER;
        dwOptions = 0;
    }
    else
    {
        hBaseKey = get_volatile_regkey();
        dwOptions = REG_OPTION_VOLATILE;
    }

    if (RegCreateKeyExW( hBaseKey, lpRegKey,
                         0, 0, dwOptions, KEY_ALL_ACCESS,
                         0, &hKey, 0 ) == ERROR_SUCCESS)
    {
        if (RegSetValueExW( hKey, lpValName, 0, type,
                            lpValue, valueSize) == ERROR_SUCCESS)
        {
            ret = TRUE;
            if (hBaseKey == HKEY_CURRENT_USER)
                RegDeleteKeyW( get_volatile_regkey(), lpRegKey );
        }
        RegCloseKey( hKey );
    }
    return ret;
}

/* Convenience function to save strings */
static BOOL SYSPARAMS_Save( LPCWSTR lpRegKey, LPCWSTR lpValName, LPCWSTR lpValue,
                            UINT fWinIni )
{
    return SYSPARAMS_SaveRaw( lpRegKey, lpValName, (const BYTE*)lpValue, 
        (strlenW(lpValue) + 1)*sizeof(WCHAR), REG_SZ, fWinIni );
}

/* Convenience function to save logical fonts */
static BOOL SYSPARAMS_SaveLogFont( LPCWSTR lpRegKey, LPCWSTR lpValName,
                                    LPLOGFONTW plf, UINT fWinIni )
{
    return SYSPARAMS_SaveRaw( lpRegKey, lpValName, (const BYTE*)plf, 
        sizeof( LOGFONTW), REG_BINARY, fWinIni );
}


static inline HDC get_display_dc(void)
{
    static const WCHAR DISPLAY[] = {'D','I','S','P','L','A','Y',0};
    static HDC display_dc;
    if (!display_dc) display_dc = CreateICW( DISPLAY, NULL, NULL, NULL );
    return display_dc;
}

static inline int get_display_dpi(void)
{
    static int display_dpi;
    if (!display_dpi) display_dpi = GetDeviceCaps( get_display_dc(), LOGPIXELSY );
    return display_dpi;
}

/***********************************************************************
 * SYSPARAMS_Twips2Pixels
 *
 * Convert a dimension value that was obtained from the registry.  These are
 * quoted as being "twips" values if negative and pixels if positive.
 * One inch is 1440 twips. So to convert, divide by 1440 to get inches and
 * multiply that by the dots-per-inch to get the size in pixels. 
 * See for example
 *   MSDN Library - April 2001 -> Resource Kits ->
 *       Windows 2000 Resource Kit Reference ->
 *       Technical Reference to the Windows 2000 Registry ->
 *       HKEY_CURRENT_USER -> Control Panel -> Desktop -> WindowMetrics
 */
inline static int SYSPARAMS_Twips2Pixels(int x)
{
    if (x < 0)
        x = (-x * get_display_dpi() + 720) / 1440;
    return x;
}

/***********************************************************************
 * get_reg_metric
 *
 * Get a registry entry from the already open key.  This allows us to open the
 * section once and read several values.
 *
 * Of course this function belongs somewhere more usable but here will do
 * for now.
 */
static int get_reg_metric( HKEY hkey, LPCWSTR lpValName, int default_value )
{
    int value = default_value;
    if (hkey)
    {
        WCHAR buffer[128];
        DWORD type, count = sizeof(buffer);
        if(!RegQueryValueExW( hkey, lpValName, NULL, &type, (LPBYTE)buffer, &count) )
        {
            if (type != REG_SZ)
            {
                /* Are there any utilities for converting registry entries
                 * between formats?
                 */
                /* FIXME_(reg)("We need reg format converter\n"); */
            }
            else
                value = atoiW(buffer);
        }
    }
    return SYSPARAMS_Twips2Pixels(value);
}


/*************************************************************************
 *             SYSPARAMS_SetSysColor
 */
static void SYSPARAMS_SetSysColor( int index, COLORREF color )
{
    if (index < 0 || index >= NUM_SYS_COLORS) return;
    SysColors[index] = color;
    if (SysColorBrushes[index])
    {
        __wine_make_gdi_object_system( SysColorBrushes[index], FALSE);
        DeleteObject( SysColorBrushes[index] );
    }
    SysColorBrushes[index] = CreateSolidBrush( color );
    __wine_make_gdi_object_system( SysColorBrushes[index], TRUE);

    if (SysColorPens[index])
    {
        __wine_make_gdi_object_system( SysColorPens[index], FALSE);
        DeleteObject( SysColorPens[index] );
    }
    SysColorPens[index] = CreatePen( PS_SOLID, 1, color );
    __wine_make_gdi_object_system( SysColorPens[index], TRUE);
}

/* load a uint parameter from the registry */
static BOOL get_uint_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
                            UINT *value_ptr, UINT *ret_ptr )
{
    if (!ret_ptr) return FALSE;
    if (!spi_loaded[idx])
    {
        WCHAR buf[10];

        if (SYSPARAMS_Load( regkey, value, buf, sizeof(buf) )) *value_ptr = atoiW( buf );
        spi_loaded[idx] = TRUE;
    }
    *ret_ptr = *value_ptr;
    return TRUE;
}

/* load a twips parameter from the registry */
static BOOL get_twips_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
                             UINT *value_ptr, UINT *ret_ptr )
{
    if (!ret_ptr) return FALSE;
    if (!spi_loaded[idx])
    {
        WCHAR buf[10];

        if (SYSPARAMS_Load( regkey, value, buf, sizeof(buf) ))
            *value_ptr = SYSPARAMS_Twips2Pixels( atoiW(buf) );
        spi_loaded[idx] = TRUE;
    }
    *ret_ptr = *value_ptr;
    return TRUE;
}

/* load a boolean parameter from the registry */
static inline BOOL get_bool_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
                                   BOOL *value_ptr, BOOL *ret_ptr )
{
    return get_uint_param( idx, regkey, value, (UINT *)value_ptr, (UINT *)ret_ptr );
}

/* set a uint parameter that is mirrored in two different registry locations */
static BOOL set_uint_param_mirrored( unsigned int idx, LPCWSTR regkey, LPCWSTR regkey_mirror,
                                     LPCWSTR value, UINT *value_ptr, UINT new_val, UINT fWinIni )
{
    WCHAR buf[10];

    wsprintfW(buf, CSu, new_val);
    if (!SYSPARAMS_Save( regkey, value, buf, fWinIni )) return FALSE;
    if (regkey_mirror) SYSPARAMS_Save( regkey_mirror, value, buf, fWinIni );
    *value_ptr = new_val;
    spi_loaded[idx] = TRUE;
    return TRUE;
}

/* set a uint parameter in the registry */
static inline BOOL set_uint_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
                                   UINT *value_ptr, UINT new_val, UINT fWinIni )
{
    return set_uint_param_mirrored( idx, regkey, NULL, value, value_ptr, new_val, fWinIni );
}

/* set a boolean parameter that is mirrored in two different registry locations */
static inline BOOL set_bool_param_mirrored( unsigned int idx, LPCWSTR regkey, LPCWSTR regkey_mirror,
                                            LPCWSTR value, BOOL *value_ptr, BOOL new_val, UINT fWinIni )
{
    return set_uint_param_mirrored( idx, regkey, regkey_mirror, value,
                                    (UINT *)value_ptr, new_val, fWinIni );
}

/* set a boolean parameter in the registry */
static inline BOOL set_bool_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
                                   BOOL *value_ptr, BOOL new_val, UINT fWinIni )
{
    return set_uint_param( idx, regkey, value, (UINT *)value_ptr, new_val, fWinIni );
}

/* load a boolean parameter from the user preference key */
static BOOL get_user_pref_param( UINT offset, UINT mask, BOOL *ret_ptr )
{
    if (!ret_ptr) return FALSE;

    if (!spi_loaded[SPI_USERPREFERENCEMASK_IDX])
    {
        SYSPARAMS_LoadRaw( SPI_USERPREFERENCEMASK_REGKEY,
                           SPI_USERPREFERENCEMASK_VALNAME,
                           user_prefs, sizeof(user_prefs) );
        spi_loaded[SPI_USERPREFERENCEMASK_IDX] = TRUE;
    }
    *ret_ptr = (user_prefs[offset] & mask) != 0;
    return TRUE;
}

/* set a boolean parameter in the user preference key */
static BOOL set_user_pref_param( UINT offset, UINT mask, BOOL value, BOOL fWinIni )
{
    SYSPARAMS_LoadRaw( SPI_USERPREFERENCEMASK_REGKEY,
                       SPI_USERPREFERENCEMASK_VALNAME,
                       user_prefs, sizeof(user_prefs) );
    spi_loaded[SPI_USERPREFERENCEMASK_IDX] = TRUE;

    if (value) user_prefs[offset] |= mask;
    else user_prefs[offset] &= ~mask;

    SYSPARAMS_SaveRaw( SPI_USERPREFERENCEMASK_REGKEY,
                       SPI_USERPREFERENCEMASK_VALNAME,
                       user_prefs, sizeof(user_prefs), REG_BINARY, fWinIni );
    return TRUE;
}

/***********************************************************************
 *           SYSPARAMS_Init
 *
 * Initialisation of the system metrics array.
 */
void SYSPARAMS_Init(void)
{
    HKEY hkey; /* key to the window metrics area of the registry */
    int i, r, g, b;
    char buffer[100];
    HBITMAP h55AABitmap;

    /* initialize system colors */

    if (RegCreateKeyExA(HKEY_CURRENT_USER, "Control Panel\\Colors", 0, 0, 0, KEY_ALL_ACCESS, 0, &hkey, 0))
        hkey = 0;
    for (i = 0; i < NUM_SYS_COLORS; i++)
    {
        BOOL bOk = FALSE;

        /* first try, registry */
        if (hkey)
        {
            DWORD dwDataSize = sizeof(buffer);
            if (!(RegQueryValueExA(hkey,DefSysColors[i*2], 0, 0, (LPBYTE) buffer, &dwDataSize)))
                if (sscanf( buffer, "%d %d %d", &r, &g, &b ) == 3) bOk = TRUE;
        }

        /* second try, win.ini */
        if (!bOk)
        {
            GetProfileStringA( "colors", DefSysColors[i*2], DefSysColors[i*2+1], buffer, 100 );
            if (sscanf( buffer, " %d %d %d", &r, &g, &b ) == 3) bOk = TRUE;
        }

        /* last chance, take the default */
        if (!bOk)
        {
            int iNumColors = sscanf( DefSysColors[i*2+1], " %d %d %d", &r, &g, &b );
            assert (iNumColors==3);
        }

        SYSPARAMS_SetSysColor( i, RGB(r,g,b) );
    }
    if (hkey) RegCloseKey( hkey );

    /* create 55AA bitmap */

    h55AABitmap = CreateBitmap( 8, 8, 1, 1, wPattern55AA );
    SYSCOLOR_55AABrush = CreatePatternBrush( h55AABitmap );
    __wine_make_gdi_object_system( SYSCOLOR_55AABrush, TRUE );
}


/***********************************************************************
 *              reg_get_logfont
 *
 *  Tries to retrieve logfont info from the specified key and value
 */
static BOOL reg_get_logfont(LPCWSTR key, LPCWSTR value, LOGFONTW *lf)
{
    HKEY hkey;
    LOGFONTW lfbuf;
    DWORD type, size;
    BOOL found = FALSE;
    HKEY base_keys[2];
    int i;

    base_keys[0] = get_volatile_regkey();
    base_keys[1] = HKEY_CURRENT_USER;

    for(i = 0; i < 2 && !found; i++)
    {
        if(RegOpenKeyW(base_keys[i], key, &hkey) == ERROR_SUCCESS)
        {
            size = sizeof(lfbuf);
            if(RegQueryValueExW(hkey, value, NULL, &type, (LPBYTE)&lfbuf, &size) == ERROR_SUCCESS &&
                    type == REG_BINARY)
            {
                if( size == sizeof(lfbuf))
                {
                    found = TRUE;
                    memcpy(lf, &lfbuf, size);
                } else if( size == sizeof( LOGFONT16))
                {    /* win9x-winME format */
                    found = TRUE;
                    SYSPARAMS_LogFont16To32W( (LOGFONT16*) &lfbuf, lf);
                } else
                    WARN("Unknown format in key %s value %s, size is %ld\n",
                            debugstr_w( key), debugstr_w( value), size);
            }
            RegCloseKey(hkey);
        }
    }
    if( found && lf->lfHeight > 0) { 
        /* positive height value means points ( inch/72 ) */
        lf->lfHeight = -MulDiv( lf->lfHeight, get_display_dpi(), 72);
    }
    return found;
}

/* load all the non-client metrics */
static void load_nonclient_metrics(void)
{
    HKEY hkey;

    if (RegOpenKeyExW (HKEY_CURRENT_USER, METRICS_REGKEY,
                       0, KEY_QUERY_VALUE, &hkey) != ERROR_SUCCESS) hkey = 0;

    /* initialize geometry entries */
    nonclient_metrics.iBorderWidth =  get_reg_metric(hkey, METRICS_BORDERWIDTH_VALNAME, 1);
    if( nonclient_metrics.iBorderWidth < 1) nonclient_metrics.iBorderWidth = 1;
    nonclient_metrics.iScrollWidth = get_reg_metric(hkey, METRICS_SCROLLWIDTH_VALNAME, 16);
    nonclient_metrics.iScrollHeight = get_reg_metric(hkey, METRICS_SCROLLHEIGHT_VALNAME, 16);

    /* size of the normal caption buttons */
    nonclient_metrics.iCaptionHeight = get_reg_metric(hkey, METRICS_CAPTIONHEIGHT_VALNAME, 18);
    nonclient_metrics.iCaptionWidth = get_reg_metric(hkey, METRICS_CAPTIONWIDTH_VALNAME, nonclient_metrics.iCaptionHeight);

    /* caption font metrics */
    if (!reg_get_logfont(METRICS_REGKEY, METRICS_CAPTIONLOGFONT_VALNAME, &nonclient_metrics.lfCaptionFont))
    {
        SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &nonclient_metrics.lfCaptionFont, 0 );
        nonclient_metrics.lfCaptionFont.lfWeight = FW_BOLD;
    }

    /* size of the small caption buttons */
    nonclient_metrics.iSmCaptionWidth = get_reg_metric(hkey, METRICS_SMCAPTIONWIDTH_VALNAME, 13);
    nonclient_metrics.iSmCaptionHeight = get_reg_metric(hkey, METRICS_SMCAPTIONHEIGHT_VALNAME, 15);

    /* small caption font metrics */
    if (!reg_get_logfont(METRICS_REGKEY, METRICS_SMCAPTIONLOGFONT_VALNAME, &nonclient_metrics.lfSmCaptionFont))
        SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &nonclient_metrics.lfSmCaptionFont, 0 );

    /* menus, FIXME: names of wine.conf entries are bogus */

    /* size of the menu (MDI) buttons */
    nonclient_metrics.iMenuHeight = get_reg_metric(hkey, METRICS_MENUHEIGHT_VALNAME, 18);
    nonclient_metrics.iMenuWidth = get_reg_metric(hkey, METRICS_MENUWIDTH_VALNAME, nonclient_metrics.iMenuHeight);

    /* menu font metrics */
    if (!reg_get_logfont(METRICS_REGKEY, METRICS_MENULOGFONT_VALNAME, &nonclient_metrics.lfMenuFont))
    {
        SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &nonclient_metrics.lfMenuFont, 0 );
        GetProfileStringW( Desktop, MenuFont, nonclient_metrics.lfCaptionFont.lfFaceName,
                           nonclient_metrics.lfMenuFont.lfFaceName, LF_FACESIZE );
        nonclient_metrics.lfMenuFont.lfHeight = -GetProfileIntW( Desktop, MenuFontSize, 11 );
        nonclient_metrics.lfMenuFont.lfWeight = FW_NORMAL;
    }

    /* status bar font metrics */
    if (!reg_get_logfont(METRICS_REGKEY, METRICS_STATUSLOGFONT_VALNAME, &nonclient_metrics.lfStatusFont))
    {
        SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &nonclient_metrics.lfStatusFont, 0 );
        GetProfileStringW( Desktop, StatusFont, nonclient_metrics.lfCaptionFont.lfFaceName,
                           nonclient_metrics.lfStatusFont.lfFaceName, LF_FACESIZE );
        nonclient_metrics.lfStatusFont.lfHeight = -GetProfileIntW( Desktop, StatusFontSize, 11 );
        nonclient_metrics.lfStatusFont.lfWeight = FW_NORMAL;
    }

    /* message font metrics */
    if (!reg_get_logfont(METRICS_REGKEY, METRICS_MESSAGELOGFONT_VALNAME, &nonclient_metrics.lfMessageFont))
    {
        SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &nonclient_metrics.lfMessageFont, 0 );
        GetProfileStringW( Desktop, MessageFont, nonclient_metrics.lfCaptionFont.lfFaceName,
                           nonclient_metrics.lfMessageFont.lfFaceName, LF_FACESIZE );
        nonclient_metrics.lfMessageFont.lfHeight = -GetProfileIntW( Desktop, MessageFontSize, 11 );
        nonclient_metrics.lfMessageFont.lfWeight = FW_NORMAL;
    }

    /* some extra fields not in the nonclient structure */
    icon_size.cx = icon_size.cy = get_reg_metric( hkey, METRICS_ICONSIZE_VALNAME, 32 );

    get_text_metr_size( get_display_dc(), &nonclient_metrics.lfMenuFont,
            &tmMenuFont, NULL);
    get_text_metr_size( get_display_dc(), &nonclient_metrics.lfCaptionFont,
            NULL, &CaptionFontAvCharWidth);

    if (hkey) RegCloseKey( hkey );
    spi_loaded[SPI_NONCLIENTMETRICS_IDX] = TRUE;
}


/***********************************************************************
 *		SystemParametersInfoW (USER32.@)
 *
 *     Each system parameter has flag which shows whether the parameter
 * is loaded or not. Parameters, stored directly in SysParametersInfo are
 * loaded from registry only when they are requested and the flag is
 * "false", after the loading the flag is set to "true". On interprocess
 * notification of the parameter change the corresponding parameter flag is
 * set to "false". The parameter value will be reloaded when it is requested
 * the next time.
 *     Parameters, backed by or depend on GetSystemMetrics are processed
 * differently. These parameters are always loaded. They are reloaded right
 * away on interprocess change notification. We can't do lazy loading because
 * we don't want to complicate GetSystemMetrics.
 *     Parameters, backed by X settings are read from corresponding setting.
 * On the parameter change request the setting is changed. Interprocess change
 * notifications are ignored.
 *     When parameter value is updated the changed value is stored in permanent
 * registry branch if saving is requested. Otherwise it is stored
 * in temporary branch
 *
 * Some SPI values can also be stored as Twips values in the registry,
 * don't forget the conversion!
 */
BOOL WINAPI SystemParametersInfoW( UINT uiAction, UINT uiParam,
				   PVOID pvParam, UINT fWinIni )
{
#define WINE_SPI_FIXME(x) \
    case x: \
        FIXME( "Unimplemented action: %u (%s)\n", x, #x ); \
        SetLastError( ERROR_INVALID_SPI_VALUE ); \
        ret = FALSE; \
        break
#define WINE_SPI_WARN(x) \
    case x: \
        WARN( "Ignored action: %u (%s)\n", x, #x ); \
        break

    BOOL ret = TRUE;
    unsigned spi_idx = 0;

    TRACE("(%u, %u, %p, %u)\n", uiAction, uiParam, pvParam, fWinIni);

    switch (uiAction)
    {
    case SPI_GETBEEP:				/*      1 */
        if (!pvParam) return FALSE;

        spi_idx = SPI_SETBEEP_IDX;
        if (!spi_loaded[spi_idx])
        {
            WCHAR buf[5];

            if (SYSPARAMS_Load( SPI_SETBEEP_REGKEY, SPI_SETBEEP_VALNAME, buf, sizeof(buf) ))
                beep_active  = !lstrcmpiW( Yes, buf );
            spi_loaded[spi_idx] = TRUE;
        }

	*(BOOL *)pvParam = beep_active;
        break;

    case SPI_SETBEEP:				/*      2 */
        spi_idx = SPI_SETBEEP_IDX;
        if (SYSPARAMS_Save( SPI_SETBEEP_REGKEY, SPI_SETBEEP_VALNAME,
                            (uiParam ? Yes : No), fWinIni ))
        {
            beep_active = uiParam;
            spi_loaded[spi_idx] = TRUE;
        }
        else
            ret = FALSE;
        break;

    case SPI_GETMOUSE:                          /*      3 */
        if (!pvParam) return FALSE;

        spi_idx = SPI_SETMOUSE_IDX;
        if (!spi_loaded[spi_idx])
        {
            WCHAR buf[10];

            if (SYSPARAMS_Load( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME1,
                                buf, sizeof(buf) ))
                mouse_threshold1 = atoiW( buf );
            if (SYSPARAMS_Load( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME2,
                                buf, sizeof(buf) ))
                mouse_threshold2 = atoiW( buf );
            if (SYSPARAMS_Load( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME3,
                                buf, sizeof(buf) ))
                mouse_speed = atoiW( buf );
            spi_loaded[spi_idx] = TRUE;
        }
        ((INT *)pvParam)[0] = mouse_threshold1;
        ((INT *)pvParam)[1] = mouse_threshold2;
        ((INT *)pvParam)[2] = mouse_speed;
        break;

    case SPI_SETMOUSE:                          /*      4 */
    {
        WCHAR buf[10];

        if (!pvParam) return FALSE;

        spi_idx = SPI_SETMOUSE_IDX;
        wsprintfW(buf, CSd, ((INT *)pvParam)[0]);

        if (SYSPARAMS_Save( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME1,
                            buf, fWinIni ))
        {
            mouse_threshold1 = ((INT *)pvParam)[0];
            spi_loaded[spi_idx] = TRUE;

            wsprintfW(buf, CSd, ((INT *)pvParam)[1]);
            SYSPARAMS_Save( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME2,
                            buf, fWinIni );
            mouse_threshold2 = ((INT *)pvParam)[1];

            wsprintfW(buf, CSd, ((INT *)pvParam)[2]);
            SYSPARAMS_Save( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME3,
                            buf, fWinIni );
            mouse_speed = ((INT *)pvParam)[2];
        }
        else
            ret = FALSE;
        break;
    }

    case SPI_GETBORDER:
        ret = get_twips_param( SPI_SETBORDER_IDX,
                               SPI_SETBORDER_REGKEY,
                               SPI_SETBORDER_VALNAME,
                               &border, pvParam );
        if( *(INT*)pvParam < 1) *(INT*)pvParam = 1; 
        break;

    case SPI_SETBORDER:
        nonclient_metrics.iBorderWidth = uiParam > 0 ? uiParam : 1;
        /* raw value goes to registry */
        ret = set_uint_param( SPI_SETBORDER_IDX,
                              SPI_SETBORDER_REGKEY,
                              SPI_SETBORDER_VALNAME,
                              &border, uiParam, fWinIni );
        break;

    case SPI_GETKEYBOARDSPEED:
        ret = get_uint_param( SPI_SETKEYBOARDSPEED_IDX,
                              SPI_SETKEYBOARDSPEED_REGKEY,
                              SPI_SETKEYBOARDSPEED_VALNAME,
                              &keyboard_speed, pvParam );
        break;

    case SPI_SETKEYBOARDSPEED:
        if (uiParam > 31) uiParam = 31;
        ret = set_uint_param( SPI_SETKEYBOARDSPEED_IDX,
                              SPI_SETKEYBOARDSPEED_REGKEY,
                              SPI_SETKEYBOARDSPEED_VALNAME,
                              &keyboard_speed, uiParam, fWinIni );
        break;

    /* not implemented in Windows */
    WINE_SPI_WARN(SPI_LANGDRIVER);              /*     12 */

    case SPI_ICONHORIZONTALSPACING:
        if (pvParam != NULL)
        {
            ret = get_twips_param( SPI_ICONHORIZONTALSPACING_IDX,
                                   SPI_ICONHORIZONTALSPACING_REGKEY,
                                   SPI_ICONHORIZONTALSPACING_VALNAME,
                                   (UINT*)&icon_metrics.iHorzSpacing, pvParam );
        }
        else
        {
            if (uiParam < 32) uiParam = 32;
            ret = set_uint_param( SPI_ICONHORIZONTALSPACING_IDX,
                                  SPI_ICONHORIZONTALSPACING_REGKEY,
                                  SPI_ICONHORIZONTALSPACING_VALNAME,
                                  (UINT*)&icon_metrics.iHorzSpacing, uiParam, fWinIni );
        }
        break;

    case SPI_GETSCREENSAVETIMEOUT:
        ret = get_uint_param( SPI_SETSCREENSAVETIMEOUT_IDX,
                              SPI_SETSCREENSAVETIMEOUT_REGKEY,
                              SPI_SETSCREENSAVETIMEOUT_VALNAME,
                              &screensave_timeout, pvParam );
        break;

    case SPI_SETSCREENSAVETIMEOUT:
        ret = set_uint_param( SPI_SETSCREENSAVETIMEOUT_IDX,
                              SPI_SETSCREENSAVETIMEOUT_REGKEY,
                              SPI_SETSCREENSAVETIMEOUT_VALNAME,
                              &screensave_timeout, uiParam, fWinIni );
        break;

    case SPI_GETSCREENSAVEACTIVE:               /*     16 */
        if (!pvParam) return FALSE;
        *(BOOL *)pvParam = USER_Driver->pGetScreenSaveActive();
        break;

    case SPI_SETSCREENSAVEACTIVE:               /*     17 */
    {
        WCHAR buf[5];

        wsprintfW(buf, CSu, uiParam);
        USER_Driver->pSetScreenSaveActive( uiParam );
        /* saved value does not affect Wine */
        SYSPARAMS_Save( SPI_SETSCREENSAVEACTIVE_REGKEY,
                        SPI_SETSCREENSAVEACTIVE_VALNAME,
                        buf, fWinIni );
        break;
    }

    case SPI_GETGRIDGRANULARITY:
        ret = get_uint_param( SPI_SETGRIDGRANULARITY_IDX,
                              SPI_SETGRIDGRANULARITY_REGKEY,
                              SPI_SETGRIDGRANULARITY_VALNAME,
                              &grid_granularity, pvParam );
        break;

    case SPI_SETGRIDGRANULARITY:
        ret = set_uint_param( SPI_SETGRIDGRANULARITY_IDX,
                              SPI_SETGRIDGRANULARITY_REGKEY,
                              SPI_SETGRIDGRANULARITY_VALNAME,
                              &grid_granularity, uiParam, fWinIni );
        break;

    case SPI_SETDESKWALLPAPER:			/*     20 */
        if (!pvParam || !SetDeskWallPaper( (LPSTR)pvParam )) return FALSE;
        SYSPARAMS_Save(SPI_SETDESKWALLPAPER_REGKEY, SPI_SETDESKWALLPAPER_VALNAME, pvParam, fWinIni);
	break;
	
    case SPI_SETDESKPATTERN:			/*     21 */
	/* FIXME: the ability to specify a pattern in pvParam
	   doesn't seem to be documented for Win32 */
	if ((INT16)uiParam == -1)
	{
            WCHAR buf[256];
            GetProfileStringW( Desktop, Pattern,
                               defPattern,
                               buf, sizeof(buf)/sizeof(WCHAR) );
            ret = DESKTOP_SetPattern( buf );
        } else
            ret = DESKTOP_SetPattern( (LPWSTR)pvParam );
	break;

    case SPI_GETKEYBOARDDELAY:
        ret = get_uint_param( SPI_SETKEYBOARDDELAY_IDX,
                              SPI_SETKEYBOARDDELAY_REGKEY,
                              SPI_SETKEYBOARDDELAY_VALNAME,
                              &keyboard_delay, pvParam );
        break;

    case SPI_SETKEYBOARDDELAY:
        ret = set_uint_param( SPI_SETKEYBOARDDELAY_IDX,
                              SPI_SETKEYBOARDDELAY_REGKEY,
                              SPI_SETKEYBOARDDELAY_VALNAME,
                              &keyboard_delay, uiParam, fWinIni );
        break;

    case SPI_ICONVERTICALSPACING:
        if (pvParam != NULL)
        {
            ret = get_twips_param( SPI_ICONVERTICALSPACING_IDX,
                                   SPI_ICONVERTICALSPACING_REGKEY,
                                   SPI_ICONVERTICALSPACING_VALNAME,
                                   (UINT*)&icon_metrics.iVertSpacing, pvParam );
            if( icon_metrics.iVertSpacing < 32) 
                icon_metrics.iVertSpacing = 32;
        }
        else
        {
            if (uiParam < 32) uiParam = 32;
            ret = set_uint_param( SPI_ICONVERTICALSPACING_IDX,
                                  SPI_ICONVERTICALSPACING_REGKEY,
                                  SPI_ICONVERTICALSPACING_VALNAME,
                                  (UINT*)&icon_metrics.iVertSpacing, uiParam, fWinIni );
        }
        break;

    case SPI_GETICONTITLEWRAP:
        ret = get_bool_param( SPI_SETICONTITLEWRAP_IDX,
                              SPI_SETICONTITLEWRAP_REGKEY1,
                              SPI_SETICONTITLEWRAP_VALNAME,
                              &icon_metrics.iTitleWrap, pvParam );
        break;

    case SPI_SETICONTITLEWRAP:
        ret = set_bool_param_mirrored( SPI_SETICONTITLEWRAP_IDX,
                                       SPI_SETICONTITLEWRAP_REGKEY1,
                                       SPI_SETICONTITLEWRAP_REGKEY2,
                                       SPI_SETICONTITLEWRAP_VALNAME,
                                       &icon_metrics.iTitleWrap, uiParam, fWinIni );
        break;

    case SPI_GETMENUDROPALIGNMENT:
        ret = get_uint_param( SPI_SETMENUDROPALIGNMENT_IDX,
                              SPI_SETMENUDROPALIGNMENT_REGKEY1,
                              SPI_SETMENUDROPALIGNMENT_VALNAME,
                              &menu_drop_alignment, pvParam );
        break;

    case SPI_SETMENUDROPALIGNMENT:
        ret = set_uint_param_mirrored( SPI_SETMENUDROPALIGNMENT_IDX,
                                       SPI_SETMENUDROPALIGNMENT_REGKEY1,
                                       SPI_SETMENUDROPALIGNMENT_REGKEY2,
                                       SPI_SETMENUDROPALIGNMENT_VALNAME,
                                       &menu_drop_alignment, uiParam, fWinIni );
        break;

    case SPI_SETDOUBLECLKWIDTH:
        ret = set_uint_param_mirrored( SPI_SETDOUBLECLKWIDTH_IDX,
                                       SPI_SETDOUBLECLKWIDTH_REGKEY1,
                                       SPI_SETDOUBLECLKWIDTH_REGKEY2,
                                       SPI_SETDOUBLECLKWIDTH_VALNAME,
                                       &double_click_width, uiParam, fWinIni );
        break;

    case SPI_SETDOUBLECLKHEIGHT:
        ret = set_uint_param_mirrored( SPI_SETDOUBLECLKHEIGHT_IDX,
                                       SPI_SETDOUBLECLKHEIGHT_REGKEY1,
                                       SPI_SETDOUBLECLKHEIGHT_REGKEY2,
                                       SPI_SETDOUBLECLKHEIGHT_VALNAME,
                                       &double_click_height, uiParam, fWinIni );
        break;

    case SPI_GETICONTITLELOGFONT:
    {
        LOGFONTW lfDefault;

        if (!pvParam) return FALSE;

        spi_idx = SPI_SETICONTITLELOGFONT_IDX;
        if (!spi_loaded[spi_idx])
        {
            if (!reg_get_logfont( SPI_SETICONTITLELOGFONT_REGKEY,
                                  SPI_SETICONTITLELOGFONT_VALNAME, &icon_metrics.lfFont ))
            {
                /*
                 * The 'default GDI fonts' seems to be returned.
                 * If a returned font is not a correct font in your environment,
                 * please try to fix objects/gdiobj.c at first.
                 */
                GetObjectW( GetStockObject( DEFAULT_GUI_FONT ), sizeof(LOGFONTW), &lfDefault );

                GetProfileStringW( Desktop, IconTitleFaceName,
                                   lfDefault.lfFaceName,
                                   icon_metrics.lfFont.lfFaceName,
                                   LF_FACESIZE );
                icon_metrics.lfFont.lfHeight = -GetProfileIntW( Desktop, IconTitleSize, 11 );
                icon_metrics.lfFont.lfWidth = 0;
                icon_metrics.lfFont.lfEscapement = icon_metrics.lfFont.lfOrientation = 0;
                icon_metrics.lfFont.lfWeight = FW_NORMAL;
                icon_metrics.lfFont.lfItalic = FALSE;
                icon_metrics.lfFont.lfStrikeOut = FALSE;
                icon_metrics.lfFont.lfUnderline = FALSE;
                icon_metrics.lfFont.lfCharSet = lfDefault.lfCharSet; /* at least 'charset' should not be hard-coded */
                icon_metrics.lfFont.lfOutPrecision = OUT_DEFAULT_PRECIS;
                icon_metrics.lfFont.lfClipPrecision = CLIP_DEFAULT_PRECIS;
                icon_metrics.lfFont.lfQuality = DEFAULT_QUALITY;
                icon_metrics.lfFont.lfPitchAndFamily = DEFAULT_PITCH;
                spi_loaded[spi_idx] = TRUE;
            }
        }
        *(LOGFONTW *)pvParam = icon_metrics.lfFont;
        break;
    }

    case SPI_SETDOUBLECLICKTIME:
        ret = set_uint_param( SPI_SETDOUBLECLICKTIME_IDX,
                              SPI_SETDOUBLECLICKTIME_REGKEY,
                              SPI_SETDOUBLECLICKTIME_VALNAME,
                              &double_click_time, uiParam, fWinIni );
        break;

    case SPI_SETMOUSEBUTTONSWAP:
        ret = set_bool_param( SPI_SETMOUSEBUTTONSWAP_IDX,
                              SPI_SETMOUSEBUTTONSWAP_REGKEY,
                              SPI_SETMOUSEBUTTONSWAP_VALNAME,
                              &swap_buttons, uiParam, fWinIni );
        break;

    case SPI_SETICONTITLELOGFONT:       	/*     34 */
        if( uiParam == sizeof( ICONMETRICSW)) {
            ret = SYSPARAMS_SaveLogFont( SPI_SETICONTITLELOGFONT_REGKEY,
                    SPI_SETICONTITLELOGFONT_VALNAME, (LOGFONTW *)pvParam, fWinIni);
            if( ret) {
                icon_metrics.lfFont = *(LOGFONTW *)pvParam;
                spi_loaded[SPI_SETICONTITLELOGFONT_IDX] = TRUE;
            }
        } else
            ret = FALSE;
        break;

    case SPI_GETFASTTASKSWITCH:			/*     35 */
        if (!pvParam) return FALSE;
	*(BOOL *)pvParam = 1;
        break;

    case SPI_SETFASTTASKSWITCH:                 /*     36 */
        /* the action is disabled */
        ret = FALSE;
        break;

    case SPI_SETDRAGFULLWINDOWS:
        ret = set_bool_param( SPI_SETDRAGFULLWINDOWS_IDX,
                              SPI_SETDRAGFULLWINDOWS_REGKEY,
                              SPI_SETDRAGFULLWINDOWS_VALNAME,
                              &drag_full_windows, uiParam, fWinIni );
        break;

    case SPI_GETDRAGFULLWINDOWS:
        ret = get_bool_param( SPI_SETDRAGFULLWINDOWS_IDX,
                              SPI_SETDRAGFULLWINDOWS_REGKEY,
                              SPI_SETDRAGFULLWINDOWS_VALNAME,
                              &drag_full_windows, pvParam );
        break;

    case SPI_GETNONCLIENTMETRICS:
    {
        LPNONCLIENTMETRICSW lpnm = pvParam;

        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();

        if (lpnm && lpnm->cbSize == sizeof(NONCLIENTMETRICSW))
            memcpy( lpnm, &nonclient_metrics, sizeof(*lpnm) );
        else
            ret = FALSE;
        break;
    }

    case SPI_SETNONCLIENTMETRICS:
    {
        LPNONCLIENTMETRICSW lpnm = pvParam;

        if (lpnm && lpnm->cbSize == sizeof(NONCLIENTMETRICSW))
        {
            /* FIXME: there are likely a few more parameters to save here */
            set_uint_param( SPI_SETBORDER_IDX,
                              SPI_SETBORDER_REGKEY,
                              SPI_SETBORDER_VALNAME,
                              &border,
                              lpnm->iBorderWidth, fWinIni );
            if( lpnm->iBorderWidth < 1) lpnm->iBorderWidth = 1;
            memcpy( &nonclient_metrics, lpnm, sizeof(nonclient_metrics) );
            spi_loaded[SPI_NONCLIENTMETRICS_IDX] = TRUE;
        }
        break;
    }

    case SPI_GETMINIMIZEDMETRICS:
    {
        MINIMIZEDMETRICS * lpMm = pvParam;
        if (lpMm && lpMm->cbSize == sizeof(*lpMm))
            memcpy( lpMm, &minimized_metrics, sizeof(*lpMm) );
        else
            ret = FALSE;
        break;
    }

    case SPI_SETMINIMIZEDMETRICS:
    {
        MINIMIZEDMETRICS * lpMm = pvParam;
        if (lpMm && lpMm->cbSize == sizeof(*lpMm))
            memcpy( &minimized_metrics, lpMm, sizeof(*lpMm) );
        else
            ret = FALSE;
        break;
    }

    case SPI_GETICONMETRICS:
    {
	LPICONMETRICSW lpIcon = pvParam;
	if(lpIcon && lpIcon->cbSize == sizeof(*lpIcon))
	{
	    SystemParametersInfoW( SPI_ICONHORIZONTALSPACING, 0,
				   &lpIcon->iHorzSpacing, FALSE );
	    SystemParametersInfoW( SPI_ICONVERTICALSPACING, 0,
				   &lpIcon->iVertSpacing, FALSE );
	    SystemParametersInfoW( SPI_GETICONTITLEWRAP, 0,
				   &lpIcon->iTitleWrap, FALSE );
	    SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0,
				   &lpIcon->lfFont, FALSE );
	}
	else
	{
	    ret = FALSE;
	}
	break;
    }

    case SPI_SETICONMETRICS:
    {
        LPICONMETRICSW lpIcon = pvParam;
        if (lpIcon && lpIcon->cbSize == sizeof(*lpIcon)) {
            ret = set_uint_param( SPI_ICONVERTICALSPACING_IDX,
                    SPI_ICONVERTICALSPACING_REGKEY,
                    SPI_ICONVERTICALSPACING_VALNAME,
                    (UINT*)&icon_metrics.iVertSpacing,
                    lpIcon->iVertSpacing, fWinIni);
            if( ret) ret = set_uint_param( SPI_ICONHORIZONTALSPACING_IDX,
                    SPI_ICONHORIZONTALSPACING_REGKEY,
                    SPI_ICONHORIZONTALSPACING_VALNAME,
                    (UINT*)&icon_metrics.iHorzSpacing,
                    lpIcon->iHorzSpacing, fWinIni );
            if( ret) ret = set_bool_param_mirrored( SPI_SETICONTITLEWRAP_IDX,
                    SPI_SETICONTITLEWRAP_REGKEY1, SPI_SETICONTITLEWRAP_REGKEY2,
                    SPI_SETICONTITLEWRAP_VALNAME, &icon_metrics.iTitleWrap,
                    lpIcon->iTitleWrap, fWinIni );
            if( ret) ret = SYSPARAMS_SaveLogFont( SPI_SETICONTITLELOGFONT_REGKEY,
                    SPI_SETICONTITLELOGFONT_VALNAME, &lpIcon->lfFont, fWinIni);
            if( ret) {
                icon_metrics.lfFont = lpIcon->lfFont;
                spi_loaded[SPI_SETICONTITLELOGFONT_IDX] = TRUE;
            }
        } else
            ret = FALSE;
        break;
    }

    case SPI_SETWORKAREA:                       /*     47  WINVER >= 0x400 */
    {
        if (!pvParam) return FALSE;

        spi_idx = SPI_SETWORKAREA_IDX;
        CopyRect( &work_area, (RECT *)pvParam );
        spi_loaded[spi_idx] = TRUE;
        break;
    }

    case SPI_GETWORKAREA:                       /*     48  WINVER >= 0x400 */
    {
        if (!pvParam) return FALSE;

        spi_idx = SPI_SETWORKAREA_IDX;
        if (!spi_loaded[spi_idx])
        {
            SetRect( &work_area, 0, 0,
                     GetSystemMetrics( SM_CXSCREEN ),
                     GetSystemMetrics( SM_CYSCREEN ) );
            spi_loaded[spi_idx] = TRUE;
        }
        CopyRect( (RECT *)pvParam, &work_area );

        break;
    }

    WINE_SPI_FIXME(SPI_SETPENWINDOWS);		/*     49  WINVER >= 0x400 */

    case SPI_GETFILTERKEYS:                     /*     50 */
    {
        LPFILTERKEYS lpFilterKeys = (LPFILTERKEYS)pvParam;
        WARN("SPI_GETFILTERKEYS not fully implemented\n");
        if (lpFilterKeys && lpFilterKeys->cbSize == sizeof(FILTERKEYS))
        {
            /* Indicate that no FilterKeys feature available */
            lpFilterKeys->dwFlags = 0;
            lpFilterKeys->iWaitMSec = 0;
            lpFilterKeys->iDelayMSec = 0;
            lpFilterKeys->iRepeatMSec = 0;
            lpFilterKeys->iBounceMSec = 0;
         }
        else
        {
            ret = FALSE;
        }
        break;
    }
    WINE_SPI_FIXME(SPI_SETFILTERKEYS);		/*     51 */

    case SPI_GETTOGGLEKEYS:                     /*     52 */
    {
        LPTOGGLEKEYS lpToggleKeys = (LPTOGGLEKEYS)pvParam;
        WARN("SPI_GETTOGGLEKEYS not fully implemented\n");
        if (lpToggleKeys && lpToggleKeys->cbSize == sizeof(TOGGLEKEYS))
        {
            /* Indicate that no ToggleKeys feature available */
            lpToggleKeys->dwFlags = 0;
        }
        else
        {
            ret = FALSE;
        }
        break;
    }
    WINE_SPI_FIXME(SPI_SETTOGGLEKEYS);		/*     53 */

    case SPI_GETMOUSEKEYS:                      /*     54 */
    {
        LPMOUSEKEYS lpMouseKeys = (LPMOUSEKEYS)pvParam;
        WARN("SPI_GETMOUSEKEYS not fully implemented\n");
        if (lpMouseKeys && lpMouseKeys->cbSize == sizeof(MOUSEKEYS))
        {
            /* Indicate that no MouseKeys feature available */
            lpMouseKeys->dwFlags = 0;
            lpMouseKeys->iMaxSpeed = 360;
            lpMouseKeys->iTimeToMaxSpeed = 1000;
            lpMouseKeys->iCtrlSpeed = 0;
            lpMouseKeys->dwReserved1 = 0;
            lpMouseKeys->dwReserved2 = 0;
        }
        else
        {
            ret = FALSE;
        }
        break;
    }
    WINE_SPI_FIXME(SPI_SETMOUSEKEYS);		/*     55 */

    case SPI_GETSHOWSOUNDS:
        ret = get_bool_param( SPI_SETSHOWSOUNDS_IDX,
                              SPI_SETSHOWSOUNDS_REGKEY,
                              SPI_SETSHOWSOUNDS_VALNAME,
                              &show_sounds, pvParam );
        break;

    case SPI_SETSHOWSOUNDS:
        ret = set_bool_param( SPI_SETSHOWSOUNDS_IDX,
                              SPI_SETSHOWSOUNDS_REGKEY,
                              SPI_SETSHOWSOUNDS_VALNAME,
                              &show_sounds, uiParam, fWinIni );
        break;

    case SPI_GETSTICKYKEYS:                     /*     58 */
    {
        LPSTICKYKEYS lpStickyKeys = (LPSTICKYKEYS)pvParam;
        WARN("SPI_GETSTICKYKEYS not fully implemented\n");
        if (lpStickyKeys && lpStickyKeys->cbSize == sizeof(STICKYKEYS))
        {
            /* Indicate that no StickyKeys feature available */
            lpStickyKeys->dwFlags = 0;
        }
        else
        {
            ret = FALSE;
        }
        break;
    }
    WINE_SPI_FIXME(SPI_SETSTICKYKEYS);		/*     59 */

    case SPI_GETACCESSTIMEOUT:                  /*     60 */
    {
        LPACCESSTIMEOUT lpAccessTimeout = (LPACCESSTIMEOUT)pvParam;
        WARN("SPI_GETACCESSTIMEOUT not fully implemented\n");
        if (lpAccessTimeout && lpAccessTimeout->cbSize == sizeof(ACCESSTIMEOUT))
        {
            /* Indicate that no accessibility features timeout is available */
            lpAccessTimeout->dwFlags = 0;
            lpAccessTimeout->iTimeOutMSec = 0;
        }
        else
        {
            ret = FALSE;
        }
        break;
    }
    WINE_SPI_FIXME(SPI_SETACCESSTIMEOUT);	/*     61 */

    case SPI_GETSERIALKEYS:                     /*     62  WINVER >= 0x400 */
    {
        LPSERIALKEYSW lpSerialKeysW = (LPSERIALKEYSW)pvParam;
        WARN("SPI_GETSERIALKEYS not fully implemented\n");
        if (lpSerialKeysW && lpSerialKeysW->cbSize == sizeof(SERIALKEYSW))
        {
            /* Indicate that no SerialKeys feature available */
            lpSerialKeysW->dwFlags = 0;
            lpSerialKeysW->lpszActivePort = NULL;
            lpSerialKeysW->lpszPort = NULL;
            lpSerialKeysW->iBaudRate = 0;
            lpSerialKeysW->iPortState = 0;
        }
        else
        {
            ret = FALSE;
        }
        break;
    }
    WINE_SPI_FIXME(SPI_SETSERIALKEYS);		/*     63  WINVER >= 0x400 */

    case SPI_GETSOUNDSENTRY:                    /*     64 */
    {
        LPSOUNDSENTRYW lpSoundSentryW = (LPSOUNDSENTRYW)pvParam;
        WARN("SPI_GETSOUNDSENTRY not fully implemented\n");
        if (lpSoundSentryW && lpSoundSentryW->cbSize == sizeof(SOUNDSENTRYW))
        {
            /* Indicate that no SoundSentry feature available */
            lpSoundSentryW->dwFlags = 0;
            lpSoundSentryW->iFSTextEffect = 0;
            lpSoundSentryW->iFSTextEffectMSec = 0;
            lpSoundSentryW->iFSTextEffectColorBits = 0;
            lpSoundSentryW->iFSGrafEffect = 0;
            lpSoundSentryW->iFSGrafEffectMSec = 0;
            lpSoundSentryW->iFSGrafEffectColor = 0;
            lpSoundSentryW->iWindowsEffect = 0;
            lpSoundSentryW->iWindowsEffectMSec = 0;
            lpSoundSentryW->lpszWindowsEffectDLL = 0;
            lpSoundSentryW->iWindowsEffectOrdinal = 0;
        }
        else
        {
            ret = FALSE;
        }
        break;
    }
    WINE_SPI_FIXME(SPI_SETSOUNDSENTRY);		/*     65 */

    case SPI_GETHIGHCONTRAST:			/*     66  WINVER >= 0x400 */
    {
	LPHIGHCONTRASTW lpHighContrastW = (LPHIGHCONTRASTW)pvParam;
	WARN("SPI_GETHIGHCONTRAST not fully implemented\n");
	if (lpHighContrastW && lpHighContrastW->cbSize == sizeof(HIGHCONTRASTW))
	{
	    /* Indicate that no high contrast feature available */
	    lpHighContrastW->dwFlags = 0;
	    lpHighContrastW->lpszDefaultScheme = NULL;
	}
	else
	{
	    ret = FALSE;
	}
	break;
    }
    WINE_SPI_FIXME(SPI_SETHIGHCONTRAST);	/*     67  WINVER >= 0x400 */

    case SPI_GETKEYBOARDPREF:
        ret = get_bool_param( SPI_SETKEYBOARDPREF_IDX,
                              SPI_SETKEYBOARDPREF_REGKEY,
                              SPI_SETKEYBOARDPREF_VALNAME,
                              &keyboard_pref, pvParam );
        break;

    case SPI_SETKEYBOARDPREF:
        ret = set_bool_param( SPI_SETKEYBOARDPREF_IDX,
                              SPI_SETKEYBOARDPREF_REGKEY,
                              SPI_SETKEYBOARDPREF_VALNAME,
                              &keyboard_pref, uiParam, fWinIni );
        break;

    case SPI_GETSCREENREADER:
        ret = get_bool_param( SPI_SETSCREENREADER_IDX,
                              SPI_SETSCREENREADER_REGKEY,
                              SPI_SETSCREENREADER_VALNAME,
                              &screen_reader, pvParam );
        break;

    case SPI_SETSCREENREADER:
        ret = set_bool_param( SPI_SETSCREENREADER_IDX,
                              SPI_SETSCREENREADER_REGKEY,
                              SPI_SETSCREENREADER_VALNAME,
                              &screen_reader, uiParam, fWinIni );
        break;

    case SPI_GETANIMATION:			/*     72  WINVER >= 0x400 */
    {
	LPANIMATIONINFO lpAnimInfo = (LPANIMATIONINFO)pvParam;

	/* Tell it "disabled" */
	if (lpAnimInfo && lpAnimInfo->cbSize == sizeof(ANIMATIONINFO))
	    lpAnimInfo->iMinAnimate = 0; /* Minimise and restore animation is disabled (nonzero == enabled) */
	else
	    ret = FALSE;
	break;
    }
    WINE_SPI_WARN(SPI_SETANIMATION);		/*     73  WINVER >= 0x400 */

    case SPI_GETFONTSMOOTHING:
        ret = get_uint_param( SPI_SETFONTSMOOTHING_IDX,
                              SPI_SETFONTSMOOTHING_REGKEY,
                              SPI_SETFONTSMOOTHING_VALNAME,
                              &font_smoothing, pvParam );
        break;

    case SPI_SETFONTSMOOTHING:
        ret = set_uint_param( SPI_SETFONTSMOOTHING_IDX,
                              SPI_SETFONTSMOOTHING_REGKEY,
                              SPI_SETFONTSMOOTHING_VALNAME,
                              &font_smoothing, uiParam, fWinIni );
        break;

    WINE_SPI_FIXME(SPI_SETDRAGWIDTH);		/*     76  WINVER >= 0x400 */
    WINE_SPI_FIXME(SPI_SETDRAGHEIGHT);		/*     77  WINVER >= 0x400 */

    WINE_SPI_FIXME(SPI_SETHANDHELD);		/*     78  WINVER >= 0x400 */

    WINE_SPI_FIXME(SPI_GETLOWPOWERTIMEOUT);	/*     79  WINVER >= 0x400 */
    WINE_SPI_FIXME(SPI_GETPOWEROFFTIMEOUT);	/*     80  WINVER >= 0x400 */
    WINE_SPI_FIXME(SPI_SETLOWPOWERTIMEOUT);	/*     81  WINVER >= 0x400 */
    WINE_SPI_FIXME(SPI_SETPOWEROFFTIMEOUT);	/*     82  WINVER >= 0x400 */

    case SPI_GETLOWPOWERACTIVE:
        ret = get_bool_param( SPI_SETLOWPOWERACTIVE_IDX,
                              SPI_SETLOWPOWERACTIVE_REGKEY,
                              SPI_SETLOWPOWERACTIVE_VALNAME,
                              &lowpoweractive, pvParam );
        break;

    case SPI_GETPOWEROFFACTIVE:
        ret = get_bool_param( SPI_SETPOWEROFFACTIVE_IDX,
                              SPI_SETPOWEROFFACTIVE_REGKEY,
                              SPI_SETPOWEROFFACTIVE_VALNAME,
                              &poweroffactive, pvParam );
        break;

    case SPI_SETLOWPOWERACTIVE:
        ret = set_bool_param( SPI_SETLOWPOWERACTIVE_IDX,
                              SPI_SETLOWPOWERACTIVE_REGKEY,
                              SPI_SETLOWPOWERACTIVE_VALNAME,
                              &lowpoweractive, uiParam, fWinIni );
        break;

    case SPI_SETPOWEROFFACTIVE:
        ret = set_bool_param( SPI_SETPOWEROFFACTIVE_IDX,
                              SPI_SETPOWEROFFACTIVE_REGKEY,
                              SPI_SETPOWEROFFACTIVE_VALNAME,
                              &poweroffactive, uiParam, fWinIni );
        break;

    WINE_SPI_FIXME(SPI_SETCURSORS);		/*     87  WINVER >= 0x400 */
    WINE_SPI_FIXME(SPI_SETICONS);		/*     88  WINVER >= 0x400 */

    case SPI_GETDEFAULTINPUTLANG: 	/*     89  WINVER >= 0x400 */
        ret = GetKeyboardLayout(0) ? TRUE : FALSE;
        break;

    WINE_SPI_FIXME(SPI_SETDEFAULTINPUTLANG);	/*     90  WINVER >= 0x400 */

    WINE_SPI_FIXME(SPI_SETLANGTOGGLE);		/*     91  WINVER >= 0x400 */

    case SPI_GETWINDOWSEXTENSION:		/*     92  WINVER >= 0x400 */
	WARN("pretend no support for Win9x Plus! for now.\n");
	ret = FALSE; /* yes, this is the result value */
	break;

    WINE_SPI_FIXME(SPI_SETMOUSETRAILS);		/*     93  WINVER >= 0x400 */
    WINE_SPI_FIXME(SPI_GETMOUSETRAILS);		/*     94  WINVER >= 0x400 */
    WINE_SPI_FIXME(SPI_GETSNAPTODEFBUTTON);	/*     95  WINVER >= 0x400 */
    WINE_SPI_FIXME(SPI_SETSNAPTODEFBUTTON);	/*     96  WINVER >= 0x400 */

    case SPI_SETSCREENSAVERRUNNING:
        ret = set_bool_param( SPI_SETSCREENSAVERRUNNING_IDX,
                              SPI_SETSCREENSAVERRUNNING_REGKEY,
                              SPI_SETSCREENSAVERRUNNING_VALNAME,
                              &screensaver_running, uiParam, fWinIni );
        break;

    case SPI_GETMOUSEHOVERWIDTH:
        ret = get_uint_param( SPI_SETMOUSEHOVERWIDTH_IDX,
                              SPI_SETMOUSEHOVERWIDTH_REGKEY,
                              SPI_SETMOUSEHOVERWIDTH_VALNAME,
                              &mouse_hover_width, pvParam );
        break;

    case SPI_SETMOUSEHOVERWIDTH:
        ret = set_uint_param( SPI_SETMOUSEHOVERWIDTH_IDX,
                              SPI_SETMOUSEHOVERWIDTH_REGKEY,
                              SPI_SETMOUSEHOVERWIDTH_VALNAME,
                              &mouse_hover_width, uiParam, fWinIni );
        break;

    case SPI_GETMOUSEHOVERHEIGHT:
        ret = get_uint_param( SPI_SETMOUSEHOVERHEIGHT_IDX,
                              SPI_SETMOUSEHOVERHEIGHT_REGKEY,
                              SPI_SETMOUSEHOVERHEIGHT_VALNAME,
                              &mouse_hover_height, pvParam );
        break;

    case SPI_SETMOUSEHOVERHEIGHT:
        ret = set_uint_param( SPI_SETMOUSEHOVERHEIGHT_IDX,
                              SPI_SETMOUSEHOVERHEIGHT_REGKEY,
                              SPI_SETMOUSEHOVERHEIGHT_VALNAME,
                              &mouse_hover_height, uiParam, fWinIni );
        break;

    case SPI_GETMOUSEHOVERTIME:
        ret = get_uint_param( SPI_SETMOUSEHOVERTIME_IDX,
                              SPI_SETMOUSEHOVERTIME_REGKEY,
                              SPI_SETMOUSEHOVERTIME_VALNAME,
                              &mouse_hover_time, pvParam );
        break;

    case SPI_SETMOUSEHOVERTIME:
        ret = set_uint_param( SPI_SETMOUSEHOVERTIME_IDX,
                              SPI_SETMOUSEHOVERTIME_REGKEY,
                              SPI_SETMOUSEHOVERTIME_VALNAME,
                              &mouse_hover_time, uiParam, fWinIni );
        break;

    case SPI_GETWHEELSCROLLLINES:
        ret = get_uint_param( SPI_SETMOUSESCROLLLINES_IDX,
                              SPI_SETMOUSESCROLLLINES_REGKEY,
                              SPI_SETMOUSESCROLLLINES_VALNAME,
                              &mouse_scroll_lines, pvParam );
        break;

    case SPI_SETWHEELSCROLLLINES:
        ret = set_uint_param( SPI_SETMOUSESCROLLLINES_IDX,
                              SPI_SETMOUSESCROLLLINES_REGKEY,
                              SPI_SETMOUSESCROLLLINES_VALNAME,
                              &mouse_scroll_lines, uiParam, fWinIni );
        break;

    case SPI_GETMENUSHOWDELAY:
        ret = get_uint_param( SPI_SETMENUSHOWDELAY_IDX,
                              SPI_SETMENUSHOWDELAY_REGKEY,
                              SPI_SETMENUSHOWDELAY_VALNAME,
                              &menu_show_delay, pvParam );
        break;

    case SPI_SETMENUSHOWDELAY:
        ret = set_uint_param( SPI_SETMENUSHOWDELAY_IDX,
                              SPI_SETMENUSHOWDELAY_REGKEY,
                              SPI_SETMENUSHOWDELAY_VALNAME,
                              &menu_show_delay, uiParam, fWinIni );
        break;

    WINE_SPI_FIXME(SPI_GETSHOWIMEUI);		/*    110  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETSHOWIMEUI);		/*    111  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETMOUSESPEED);          /*    112  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETMOUSESPEED);          /*    113  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */

    case SPI_GETSCREENSAVERRUNNING:
        ret = get_bool_param( SPI_SETSCREENSAVERRUNNING_IDX,
                              SPI_SETSCREENSAVERRUNNING_REGKEY,
                              SPI_SETSCREENSAVERRUNNING_VALNAME,
                              &screensaver_running, pvParam );
        break;

    case SPI_GETDESKWALLPAPER:                  /*    115  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    {
	WCHAR buf[MAX_PATH];

        if (!pvParam) return FALSE;

        if (uiParam > MAX_PATH)
	{
	    uiParam = MAX_PATH;
	}

        if (SYSPARAMS_Load(SPI_SETDESKWALLPAPER_REGKEY, SPI_SETDESKWALLPAPER_VALNAME, buf, sizeof(buf)))
	{
	    lstrcpynW((WCHAR*)pvParam, buf, uiParam);
	}
	else
	{
	    /* Return an empty string */
	    memset((WCHAR*)pvParam, 0, uiParam);
	}

	break;
    }

    WINE_SPI_FIXME(SPI_GETACTIVEWINDOWTRACKING);/* 0x1000  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETACTIVEWINDOWTRACKING);/* 0x1001  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETMENUANIMATION);       /* 0x1002  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETMENUANIMATION);       /* 0x1003  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETCOMBOBOXANIMATION);   /* 0x1004  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETCOMBOBOXANIMATION);   /* 0x1005  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */

    case SPI_GETLISTBOXSMOOTHSCROLLING:    /* 0x1006  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
        if (!pvParam) return FALSE;

        spi_idx = SPI_SETLISTBOXSMOOTHSCROLLING_IDX;
        if (!spi_loaded[spi_idx])
        {
            WCHAR buf[5];

            if (SYSPARAMS_Load( SPI_SETLISTBOXSMOOTHSCROLLING_REGKEY,
                                SPI_SETLISTBOXSMOOTHSCROLLING_VALNAME, buf, sizeof(buf) ))
            {
                if ((buf[0]&0x01) == 0x01)
                {
                    listbox_smoothscrolling = TRUE;
                }
            }
            spi_loaded[spi_idx] = TRUE;
        }

        *(BOOL *)pvParam = listbox_smoothscrolling;

        break;

    WINE_SPI_FIXME(SPI_SETLISTBOXSMOOTHSCROLLING);/* 0x1007  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */

    case SPI_GETGRADIENTCAPTIONS:
        ret = get_user_pref_param( 0, 0x10, pvParam );
        break;

    case SPI_SETGRADIENTCAPTIONS:
        ret = set_user_pref_param( 0, 0x10, (BOOL)pvParam, fWinIni );
        break;

    case SPI_GETKEYBOARDCUES:
        ret = get_user_pref_param( 0, 0x20, pvParam );
        break;

    case SPI_SETKEYBOARDCUES:
        ret = set_user_pref_param( 0, 0x20, (BOOL)pvParam, fWinIni );
        break;

    WINE_SPI_FIXME(SPI_GETACTIVEWNDTRKZORDER);  /* 0x100C  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETACTIVEWNDTRKZORDER);  /* 0x100D  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    case SPI_GETHOTTRACKING:
        ret = get_user_pref_param( 0, 0x80, pvParam );
        break;

    case SPI_SETHOTTRACKING:
        ret = set_user_pref_param( 0, 0x80, (BOOL)pvParam, fWinIni );
        break;

    WINE_SPI_FIXME(SPI_GETMENUFADE);            /* 0x1012  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETMENUFADE);            /* 0x1013  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETSELECTIONFADE);       /* 0x1014  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETSELECTIONFADE);       /* 0x1015  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETTOOLTIPANIMATION);    /* 0x1016  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETTOOLTIPANIMATION);    /* 0x1017  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETTOOLTIPFADE);         /* 0x1018  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETTOOLTIPFADE);         /* 0x1019  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETCURSORSHADOW);        /* 0x101A  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETCURSORSHADOW);        /* 0x101B  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETMOUSESONAR);          /* 0x101C  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
    WINE_SPI_FIXME(SPI_SETMOUSESONAR);          /* 0x101D  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
    WINE_SPI_FIXME(SPI_GETMOUSECLICKLOCK);      /* 0x101E  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
    WINE_SPI_FIXME(SPI_SETMOUSECLICKLOCK);      /* 0x101F  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
    WINE_SPI_FIXME(SPI_GETMOUSEVANISH);         /* 0x1020  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
    WINE_SPI_FIXME(SPI_SETMOUSEVANISH);         /* 0x1021  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
    case SPI_GETFLATMENU:
        ret = get_user_pref_param( 2, 0x02, pvParam );
        break;

    case SPI_SETFLATMENU:
        ret = set_user_pref_param( 2, 0x02, (BOOL)pvParam, fWinIni );
        break;

    WINE_SPI_FIXME(SPI_GETDROPSHADOW);          /* 0x1024  _WIN32_WINNT >= 0x510 */
    WINE_SPI_FIXME(SPI_SETDROPSHADOW);          /* 0x1025  _WIN32_WINNT >= 0x510 */
    WINE_SPI_FIXME(SPI_GETBLOCKSENDINPUTRESETS);
    WINE_SPI_FIXME(SPI_SETBLOCKSENDINPUTRESETS);
    WINE_SPI_FIXME(SPI_GETUIEFFECTS);
    WINE_SPI_FIXME(SPI_SETUIEFFECTS);
    WINE_SPI_FIXME(SPI_GETFOREGROUNDLOCKTIMEOUT);/* 0x2000  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETFOREGROUNDLOCKTIMEOUT);/* 0x2001  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETACTIVEWNDTRKTIMEOUT); /* 0x2002  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETACTIVEWNDTRKTIMEOUT); /* 0x2003  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETFOREGROUNDFLASHCOUNT);/* 0x2004  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETFOREGROUNDFLASHCOUNT);/* 0x2005  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETCARETWIDTH);          /* 0x2006  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETCARETWIDTH);          /* 0x2007  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETMOUSECLICKLOCKTIME);  /* 0x2008  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETMOUSECLICKLOCKTIME);  /* 0x2009  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETFONTSMOOTHINGTYPE);   /* 0x200A  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_SETFONTSMOOTHINGTYPE);   /* 0x200B  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
    WINE_SPI_FIXME(SPI_GETFONTSMOOTHINGCONTRAST);/* 0x200C  _WIN32_WINNT >= 0x510 */
    WINE_SPI_FIXME(SPI_SETFONTSMOOTHINGCONTRAST);/* 0x200D  _WIN32_WINNT >= 0x510 */
    WINE_SPI_FIXME(SPI_GETFOCUSBORDERWIDTH);    /* 0x200E  _WIN32_WINNT >= 0x510 */
    WINE_SPI_FIXME(SPI_SETFOCUSBORDERWIDTH);    /* 0x200F  _WIN32_WINNT >= 0x510 */
    WINE_SPI_FIXME(SPI_GETFOCUSBORDERHEIGHT);    /* 0x2010  _WIN32_WINNT >= 0x510 */
    WINE_SPI_FIXME(SPI_SETFOCUSBORDERHEIGHT);    /* 0x2011  _WIN32_WINNT >= 0x510 */

    default:
	FIXME( "Unknown action: %u\n", uiAction );
	SetLastError( ERROR_INVALID_SPI_VALUE );
	ret = FALSE;
	break;
    }

    if (ret)
        SYSPARAMS_NotifyChange( uiAction, fWinIni );
    return ret;

#undef WINE_SPI_FIXME
#undef WINE_SPI_WARN
}


/***********************************************************************
 *		SystemParametersInfo (USER.483)
 */
BOOL16 WINAPI SystemParametersInfo16( UINT16 uAction, UINT16 uParam,
                                      LPVOID lpvParam, UINT16 fuWinIni )
{
    BOOL16 ret;

    TRACE("(%u, %u, %p, %u)\n", uAction, uParam, lpvParam, fuWinIni);

    switch (uAction)
    {
    case SPI_GETBEEP:				/*      1 */
    case SPI_GETSCREENSAVEACTIVE:		/*     16 */
    case SPI_GETICONTITLEWRAP:			/*     25 */
    case SPI_GETMENUDROPALIGNMENT:		/*     27 */
    case SPI_GETFASTTASKSWITCH:			/*     35 */
    case SPI_GETDRAGFULLWINDOWS:		/*     38  WINVER >= 0x0400 */
    {
	BOOL tmp;
	ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
	if (ret && lpvParam)
	    *(BOOL16 *)lpvParam = tmp;
	break;
    }

    case SPI_GETBORDER:				/*      5 */
    case SPI_ICONHORIZONTALSPACING:		/*     13 */
    case SPI_GETSCREENSAVETIMEOUT:		/*     14 */
    case SPI_GETGRIDGRANULARITY:		/*     18 */
    case SPI_GETKEYBOARDDELAY:			/*     22 */
    case SPI_ICONVERTICALSPACING:		/*     24 */
    {
	INT tmp;
	ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
	if (ret && lpvParam)
	    *(INT16 *)lpvParam = tmp;
	break;
    }

    case SPI_GETKEYBOARDSPEED:			/*     10 */
    {
	DWORD tmp;
	ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
	if (ret && lpvParam)
	    *(WORD *)lpvParam = tmp;
	break;
    }

    case SPI_GETICONTITLELOGFONT:		/*     31 */
    {
	LOGFONTA tmp;
	ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
	if (ret && lpvParam)
	    SYSPARAMS_LogFont32ATo16( &tmp, (LPLOGFONT16)lpvParam );
	break;
    }

    case SPI_GETNONCLIENTMETRICS: 		/*     41  WINVER >= 0x400 */
    {
	NONCLIENTMETRICSA tmp;
	LPNONCLIENTMETRICS16 lpnm16 = (LPNONCLIENTMETRICS16)lpvParam;
	if (lpnm16 && lpnm16->cbSize == sizeof(NONCLIENTMETRICS16))
	{
	    tmp.cbSize = sizeof(NONCLIENTMETRICSA);
	    ret = SystemParametersInfoA( uAction, uParam, &tmp, fuWinIni );
	    if (ret)
		SYSPARAMS_NonClientMetrics32ATo16( &tmp, lpnm16 );
	}
	else /* winfile 95 sets cbSize to 340 */
	    ret = SystemParametersInfoA( uAction, uParam, lpvParam, fuWinIni );
	break;
    }

    case SPI_GETWORKAREA:			/*     48  WINVER >= 0x400 */
    {
	RECT tmp;
	ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
	if (ret && lpvParam)
        {
            RECT16 *r16 = (RECT16 *)lpvParam;
            r16->left   = tmp.left;
            r16->top    = tmp.top;
            r16->right  = tmp.right;
            r16->bottom = tmp.bottom;
        }
	break;
    }

    case SPI_GETMOUSEHOVERWIDTH:		/*     98  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
    case SPI_GETMOUSEHOVERHEIGHT:		/*    100  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
    case SPI_GETMOUSEHOVERTIME:			/*    102  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
    {
	UINT tmp;
	ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
	if (ret && lpvParam)
	    *(UINT16 *)lpvParam = tmp;
	break;
    }

    default:
	ret = SystemParametersInfoA( uAction, uParam, lpvParam, fuWinIni );
    }

    return ret;
}

/***********************************************************************
 *		SystemParametersInfoA (USER32.@)
 */
BOOL WINAPI SystemParametersInfoA( UINT uiAction, UINT uiParam,
				   PVOID pvParam, UINT fuWinIni )
{
    BOOL ret;

    TRACE("(%u, %u, %p, %u)\n", uiAction, uiParam, pvParam, fuWinIni);

    switch (uiAction)
    {
    case SPI_SETDESKWALLPAPER:			/*     20 */
    case SPI_SETDESKPATTERN:			/*     21 */
    {
	WCHAR buffer[256];
	if (pvParam)
            if (!MultiByteToWideChar( CP_ACP, 0, (LPSTR)pvParam, -1,
                                      buffer, sizeof(buffer)/sizeof(WCHAR) ))
                buffer[sizeof(buffer)/sizeof(WCHAR)-1] = 0;
	ret = SystemParametersInfoW( uiAction, uiParam, pvParam ? buffer : NULL, fuWinIni );
	break;
    }

    case SPI_GETICONTITLELOGFONT:		/*     31 */
    {
	LOGFONTW tmp;
	ret = SystemParametersInfoW( uiAction, uiParam, pvParam ? &tmp : NULL, fuWinIni );
	if (ret && pvParam)
	    SYSPARAMS_LogFont32WTo32A( &tmp, (LPLOGFONTA)pvParam );
	break;
    }

    case SPI_GETNONCLIENTMETRICS: 		/*     41  WINVER >= 0x400 */
    {
	NONCLIENTMETRICSW tmp;
	LPNONCLIENTMETRICSA lpnmA = (LPNONCLIENTMETRICSA)pvParam;
	if (lpnmA && lpnmA->cbSize == sizeof(NONCLIENTMETRICSA))
	{
	    tmp.cbSize = sizeof(NONCLIENTMETRICSW);
	    ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
	    if (ret)
		SYSPARAMS_NonClientMetrics32WTo32A( &tmp, lpnmA );
	}
	else
	    ret = FALSE;
	break;
    }

    case SPI_SETNONCLIENTMETRICS: 		/*     42  WINVER >= 0x400 */
    {
        NONCLIENTMETRICSW tmp;
        LPNONCLIENTMETRICSA lpnmA = (LPNONCLIENTMETRICSA)pvParam;
        if (lpnmA && lpnmA->cbSize == sizeof(NONCLIENTMETRICSA))
        {
            tmp.cbSize = sizeof(NONCLIENTMETRICSW);
            SYSPARAMS_NonClientMetrics32ATo32W( lpnmA, &tmp );
            ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
        }
        else
            ret = FALSE;
        break;
    }

    case SPI_GETICONMETRICS:			/*     45  WINVER >= 0x400 */
    {
	ICONMETRICSW tmp;
	LPICONMETRICSA lpimA = (LPICONMETRICSA)pvParam;
	if (lpimA && lpimA->cbSize == sizeof(ICONMETRICSA))
	{
	    tmp.cbSize = sizeof(ICONMETRICSW);
	    ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
	    if (ret)
	    {
		lpimA->iHorzSpacing = tmp.iHorzSpacing;
		lpimA->iVertSpacing = tmp.iVertSpacing;
		lpimA->iTitleWrap   = tmp.iTitleWrap;
		SYSPARAMS_LogFont32WTo32A( &tmp.lfFont, &lpimA->lfFont );
	    }
	}
	else
	    ret = FALSE;
	break;
    }

    case SPI_SETICONMETRICS:			/*     46  WINVER >= 0x400 */
    {
        ICONMETRICSW tmp;
        LPICONMETRICSA lpimA = (LPICONMETRICSA)pvParam;
        if (lpimA && lpimA->cbSize == sizeof(ICONMETRICSA))
        {
            tmp.cbSize = sizeof(ICONMETRICSW);
            tmp.iHorzSpacing = lpimA->iHorzSpacing;
            tmp.iVertSpacing = lpimA->iVertSpacing;
            tmp.iTitleWrap = lpimA->iTitleWrap;
            SYSPARAMS_LogFont32ATo32W(  &lpimA->lfFont, &tmp.lfFont);
            ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
        }
        else
            ret = FALSE;
        break;
    }

    case SPI_GETHIGHCONTRAST:			/*     66  WINVER >= 0x400 */
    {
	HIGHCONTRASTW tmp;
	LPHIGHCONTRASTA lphcA = (LPHIGHCONTRASTA)pvParam;
	if (lphcA && lphcA->cbSize == sizeof(HIGHCONTRASTA))
	{
	    tmp.cbSize = sizeof(HIGHCONTRASTW);
	    ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
	    if (ret)
	    {
		lphcA->dwFlags = tmp.dwFlags;
		lphcA->lpszDefaultScheme = NULL;  /* FIXME? */
	    }
	}
	else
	    ret = FALSE;
	break;
    }

    default:
        ret = SystemParametersInfoW( uiAction, uiParam, pvParam, fuWinIni );
        break;
    }
    return ret;
}


/***********************************************************************
 *		GetSystemMetrics (USER32.@)
 */
INT WINAPI GetSystemMetrics( INT index )
{
    UINT ret;

    /* some metrics are dynamic */
    switch (index)
    {
    case SM_CXSCREEN:
        return GetDeviceCaps( get_display_dc(), HORZRES );
    case SM_CYSCREEN:
        return GetDeviceCaps( get_display_dc(), VERTRES );
    case SM_CXVSCROLL:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iScrollWidth;
    case SM_CYHSCROLL:
        return GetSystemMetrics(SM_CXVSCROLL);
    case SM_CYCAPTION:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iCaptionHeight + 1;
    case SM_CXBORDER:
    case SM_CYBORDER:
        /* SM_C{X,Y}BORDER always returns 1 regardless of 'BorderWidth' value in registry */
        return 1;
    case SM_CXDLGFRAME:
    case SM_CYDLGFRAME:
        return 3;
    case SM_CYVTHUMB:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iScrollHeight;
    case SM_CXHTHUMB:
        return GetSystemMetrics(SM_CYVTHUMB);
    case SM_CXICON:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return icon_size.cx;
    case SM_CYICON:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return icon_size.cy;
    case SM_CXCURSOR:
    case SM_CYCURSOR:
        return 32;
    case SM_CYMENU:
        return GetSystemMetrics(SM_CYMENUSIZE) + 1;
    case SM_CXFULLSCREEN:
        /* see the remark for SM_CXMAXIMIZED, at least this formulation is
         * correct */
        return GetSystemMetrics( SM_CXMAXIMIZED) - 2 * GetSystemMetrics( SM_CXFRAME);
    case SM_CYFULLSCREEN:
        /* see the remark for SM_CYMAXIMIZED, at least this formulation is
         * correct */
        return GetSystemMetrics( SM_CYMAXIMIZED) - GetSystemMetrics( SM_CYMIN);
    case SM_CYKANJIWINDOW:
        return 0;
    case SM_MOUSEPRESENT:
        return 1;
    case SM_CYVSCROLL:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iScrollHeight;
    case SM_CXHSCROLL:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iScrollHeight;
    case SM_DEBUG:
        return 0;
    case SM_SWAPBUTTON:
        get_bool_param( SPI_SETMOUSEBUTTONSWAP_IDX, SPI_SETMOUSEBUTTONSWAP_REGKEY,
                        SPI_SETMOUSEBUTTONSWAP_VALNAME, &swap_buttons, (BOOL*)&ret );
        return ret;
    case SM_RESERVED1:
    case SM_RESERVED2:
    case SM_RESERVED3:
    case SM_RESERVED4:
        return 0;
    case SM_CXMIN:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return 3 * nonclient_metrics.iCaptionWidth + GetSystemMetrics( SM_CYSIZE) +
            4 * CaptionFontAvCharWidth + 2 * GetSystemMetrics( SM_CXFRAME) + 4;
    case SM_CYMIN:
        return GetSystemMetrics( SM_CYCAPTION) + 2 * GetSystemMetrics( SM_CYFRAME);
    case SM_CXSIZE:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iCaptionWidth;
    case SM_CYSIZE:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iCaptionHeight;
    case SM_CXFRAME:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return GetSystemMetrics(SM_CXDLGFRAME) + nonclient_metrics.iBorderWidth;
    case SM_CYFRAME:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return GetSystemMetrics(SM_CYDLGFRAME) + nonclient_metrics.iBorderWidth;
    case SM_CXMINTRACK:
        return GetSystemMetrics(SM_CXMIN);
    case SM_CYMINTRACK:
        return GetSystemMetrics(SM_CYMIN);
    case SM_CXDOUBLECLK:
        get_uint_param( SPI_SETDOUBLECLKWIDTH_IDX, SPI_SETDOUBLECLKWIDTH_REGKEY1,
                        SPI_SETDOUBLECLKWIDTH_VALNAME, &double_click_width, &ret );
        return ret;
    case SM_CYDOUBLECLK:
        get_uint_param( SPI_SETDOUBLECLKHEIGHT_IDX, SPI_SETDOUBLECLKHEIGHT_REGKEY1,
                        SPI_SETDOUBLECLKHEIGHT_VALNAME, &double_click_height, &ret );
        return ret;
    case SM_CXICONSPACING:
        SystemParametersInfoW( SPI_ICONHORIZONTALSPACING, 0, &ret, 0 );
        return ret;
    case SM_CYICONSPACING:
        SystemParametersInfoW( SPI_ICONVERTICALSPACING, 0, &ret, 0 );
        return ret;
    case SM_MENUDROPALIGNMENT:
        SystemParametersInfoW( SPI_GETMENUDROPALIGNMENT, 0, &ret, 0 );
        return ret;
    case SM_PENWINDOWS:
        return 0;
    case SM_DBCSENABLED:
    {
        CPINFO cpinfo;
        GetCPInfo( CP_ACP, &cpinfo );
        return (cpinfo.MaxCharSize > 1);
    }
    case SM_CMOUSEBUTTONS:
        return 3;
    case SM_SECURE:
        return 0;
    case SM_CXEDGE:
        return GetSystemMetrics(SM_CXBORDER) + 1;
    case SM_CYEDGE:
        return GetSystemMetrics(SM_CYBORDER) + 1;
    case SM_CXMINSPACING:
        return GetSystemMetrics(SM_CXMINIMIZED) + minimized_metrics.iHorzGap;
    case SM_CYMINSPACING:
        return GetSystemMetrics(SM_CYMINIMIZED) + minimized_metrics.iVertGap;
    case SM_CXSMICON:
    case SM_CYSMICON:
        return 16;
    case SM_CYSMCAPTION:
        return GetSystemMetrics(SM_CYSMSIZE) + 1;
    case SM_CXSMSIZE:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iSmCaptionWidth;
    case SM_CYSMSIZE:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iSmCaptionHeight;
    case SM_CXMENUSIZE:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iMenuWidth;
    case SM_CYMENUSIZE:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iMenuHeight;
    case SM_ARRANGE:
        return minimized_metrics.iArrange;
    case SM_CXMINIMIZED:
        return minimized_metrics.iWidth + 6;
    case SM_CYMINIMIZED:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return nonclient_metrics.iCaptionHeight + 6;
    case SM_CXMAXTRACK:
        return GetSystemMetrics(SM_CXSCREEN) + 4 + 2 * GetSystemMetrics(SM_CXFRAME);
    case SM_CYMAXTRACK:
        return GetSystemMetrics(SM_CYSCREEN) + 4 + 2 * GetSystemMetrics(SM_CYFRAME);
    case SM_CXMAXIMIZED:
        /* FIXME: subtract the width of any vertical application toolbars*/
        return GetSystemMetrics(SM_CXSCREEN) + 2 * GetSystemMetrics(SM_CXFRAME);
    case SM_CYMAXIMIZED:
        /* FIXME: subtract the width of any horizontal application toolbars*/
        return GetSystemMetrics(SM_CYSCREEN) + 2 * GetSystemMetrics(SM_CYCAPTION);
    case SM_NETWORK:
        return 3;  /* FIXME */
    case SM_CLEANBOOT:
        return 0; /* 0 = ok, 1 = failsafe, 2 = failsafe + network */
    case SM_CXDRAG:
    case SM_CYDRAG:
        return 4;
    case SM_SHOWSOUNDS:
        SystemParametersInfoW( SPI_GETSHOWSOUNDS, 0, &ret, 0 );
        return ret;
    case SM_CXMENUCHECK:
    case SM_CYMENUCHECK:
        if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
        return tmMenuFont.tmHeight <= 0 ? 13 :
        ((tmMenuFont.tmHeight + tmMenuFont.tmExternalLeading + 1) / 2) * 2 - 1;
    case SM_SLOWMACHINE:
        return 0;  /* FIXME: Should check the type of processor */
    case SM_MIDEASTENABLED:
        return 0;  /* FIXME */
    case SM_MOUSEWHEELPRESENT:
        return 1;
    case SM_XVIRTUALSCREEN:
    case SM_YVIRTUALSCREEN:
        return 0;
    case SM_CXVIRTUALSCREEN:
        return GetSystemMetrics(SM_CXSCREEN);
    case SM_CYVIRTUALSCREEN:
        return GetSystemMetrics(SM_CYSCREEN);
    case SM_CMONITORS:
        return 1;
    case SM_SAMEDISPLAYFORMAT:
        return 1;
    case SM_IMMENABLED:
        return 0;  /* FIXME */
    case SM_CXFOCUSBORDER:
    case SM_CYFOCUSBORDER:
        return 1;
    case SM_TABLETPC:
    case SM_MEDIACENTER:
        return 0;
    case SM_CMETRICS:
        return SM_CMETRICS;
    default:
        return 0;
    }
}


/***********************************************************************
 *		SwapMouseButton (USER32.@)
 *  Reverse or restore the meaning of the left and right mouse buttons
 *  fSwap  [I ] TRUE - reverse, FALSE - original
 * RETURN
 *   previous state 
 */
BOOL WINAPI SwapMouseButton( BOOL fSwap )
{
    BOOL prev = GetSystemMetrics(SM_SWAPBUTTON);
    SystemParametersInfoW(SPI_SETMOUSEBUTTONSWAP, fSwap, 0, 0);
    return prev;
}


/**********************************************************************
 *		SetDoubleClickTime (USER32.@)
 */
BOOL WINAPI SetDoubleClickTime( UINT interval )
{
    return SystemParametersInfoW(SPI_SETDOUBLECLICKTIME, interval, 0, 0);
}


/**********************************************************************
 *		GetDoubleClickTime (USER32.@)
 */
UINT WINAPI GetDoubleClickTime(void)
{
    UINT time = 0;

    get_uint_param( SPI_SETDOUBLECLICKTIME_IDX,
                    SPI_SETDOUBLECLICKTIME_REGKEY,
                    SPI_SETDOUBLECLICKTIME_VALNAME,
                    &double_click_time, &time );
    if (!time) time = 500;
    return time;
}


/*************************************************************************
 *		GetSysColor (USER32.@)
 */
COLORREF WINAPI GetSysColor( INT nIndex )
{
    if (nIndex >= 0 && nIndex < NUM_SYS_COLORS)
        return SysColors[nIndex];
    else
        return 0;
}


/*************************************************************************
 *		SetSysColors (USER32.@)
 */
BOOL WINAPI SetSysColors( INT nChanges, const INT *lpSysColor,
                              const COLORREF *lpColorValues )
{
    int i;

    for (i = 0; i < nChanges; i++) SYSPARAMS_SetSysColor( lpSysColor[i], lpColorValues[i] );

    /* Send WM_SYSCOLORCHANGE message to all windows */

    SendMessageTimeoutW( HWND_BROADCAST, WM_SYSCOLORCHANGE, 0, 0, SMTO_ABORTIFHUNG, 2000, NULL );

    /* Repaint affected portions of all visible windows */

    RedrawWindow( GetDesktopWindow(), NULL, 0,
                RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_ALLCHILDREN );
    return TRUE;
}


/*************************************************************************
 *		SetSysColorsTemp (USER32.@)
 *
 * UNDOCUMENTED !!
 *
 * Called by W98SE desk.cpl Control Panel Applet:
 * handle = SetSysColorsTemp(ptr, ptr, nCount);     ("set" call)
 * result = SetSysColorsTemp(NULL, NULL, handle);   ("restore" call)
 *
 * pPens is an array of COLORREF values, which seems to be used
 * to indicate the color values to create new pens with.
 *
 * pBrushes is an array of solid brush handles (returned by a previous
 * CreateSolidBrush), which seems to contain the brush handles to set
 * for the system colors.
 *
 * n seems to be used for
 *   a) indicating the number of entries to operate on (length of pPens,
 *      pBrushes)
 *   b) passing the handle that points to the previously used color settings.
 *      I couldn't figure out in hell what kind of handle this is on
 *      Windows. I just use a heap handle instead. Shouldn't matter anyway.
 *
 * RETURNS
 *     heap handle of our own copy of the current syscolors in case of
 *                 "set" call, i.e. pPens, pBrushes != NULL.
 *     TRUE (unconditionally !) in case of "restore" call,
 *          i.e. pPens, pBrushes == NULL.
 *     FALSE in case of either pPens != NULL and pBrushes == NULL
 *          or pPens == NULL and pBrushes != NULL.
 *
 * I'm not sure whether this implementation is 100% correct. [AM]
 */
DWORD WINAPI SetSysColorsTemp( const COLORREF *pPens, const HBRUSH *pBrushes, DWORD n)
{
    int i;

    if (pPens && pBrushes) /* "set" call */
    {
        /* allocate our structure to remember old colors */
        LPVOID pOldCol = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD)+n*sizeof(HPEN)+n*sizeof(HBRUSH));
        LPVOID p = pOldCol;
        *(DWORD *)p = n; p = (char*)p + sizeof(DWORD);
        memcpy(p, SysColorPens, n*sizeof(HPEN)); p = (char*)p + n*sizeof(HPEN);
        memcpy(p, SysColorBrushes, n*sizeof(HBRUSH)); p = (char*)p + n*sizeof(HBRUSH);

        for (i=0; i < n; i++)
        {
            SysColorPens[i] = CreatePen( PS_SOLID, 1, pPens[i] );
            SysColorBrushes[i] = pBrushes[i];
        }

        return (DWORD)pOldCol;
    }
    if (!pPens && !pBrushes) /* "restore" call */
    {
        LPVOID pOldCol = (LPVOID)n;
        LPVOID p = pOldCol;
        DWORD nCount = *(DWORD *)p;
        p = (char*)p + sizeof(DWORD);

        for (i=0; i < nCount; i++)
        {
            DeleteObject(SysColorPens[i]);
            SysColorPens[i] = *(HPEN *)p; p = (char*)p + sizeof(HPEN);
        }
        for (i=0; i < nCount; i++)
        {
            SysColorBrushes[i] = *(HBRUSH *)p; p = (char*)p + sizeof(HBRUSH);
        }
        /* get rid of storage structure */
        HeapFree(GetProcessHeap(), 0, pOldCol);

        return TRUE;
    }
    return FALSE;
}


/***********************************************************************
 *		GetSysColorBrush (USER32.@)
 */
HBRUSH WINAPI GetSysColorBrush( INT index )
{
    if (0 <= index && index < NUM_SYS_COLORS) return SysColorBrushes[index];
    WARN("Unknown index(%d)\n", index );
    return GetStockObject(LTGRAY_BRUSH);
}


/***********************************************************************
 *		SYSCOLOR_GetPen
 */
HPEN SYSCOLOR_GetPen( INT index )
{
    /* We can assert here, because this function is internal to Wine */
    assert (0 <= index && index < NUM_SYS_COLORS);
    return SysColorPens[index];
}


/***********************************************************************
 *		ChangeDisplaySettingsA (USER32.@)
 */
LONG WINAPI ChangeDisplaySettingsA( LPDEVMODEA devmode, DWORD flags )
{
    return ChangeDisplaySettingsExA(NULL,devmode,NULL,flags,NULL);
}


/***********************************************************************
 *		ChangeDisplaySettingsW (USER32.@)
 */
LONG WINAPI ChangeDisplaySettingsW( LPDEVMODEW devmode, DWORD flags )
{
    return ChangeDisplaySettingsExW(NULL,devmode,NULL,flags,NULL);
}


/***********************************************************************
 *		ChangeDisplaySettingsExA (USER32.@)
 */
LONG WINAPI ChangeDisplaySettingsExA( LPCSTR devname, LPDEVMODEA devmode, HWND hwnd,
                                      DWORD flags, LPVOID lparam )
{
    DEVMODEW devmodeW;
    LONG ret;
    UNICODE_STRING nameW;

    if (devname) RtlCreateUnicodeStringFromAsciiz(&nameW, devname);
    else nameW.Buffer = NULL;

    if (devmode)
    {
        devmodeW.dmBitsPerPel       = devmode->dmBitsPerPel;
        devmodeW.dmPelsHeight       = devmode->dmPelsHeight;
        devmodeW.dmPelsWidth        = devmode->dmPelsWidth;
        devmodeW.dmDisplayFlags     = devmode->dmDisplayFlags;
        devmodeW.dmDisplayFrequency = devmode->dmDisplayFrequency;
        devmodeW.dmFields           = devmode->dmFields;
        ret = ChangeDisplaySettingsExW(nameW.Buffer, &devmodeW, hwnd, flags, lparam);
    }
    else
    {
        ret = ChangeDisplaySettingsExW(nameW.Buffer, NULL, hwnd, flags, lparam);
    }

    if (devname) RtlFreeUnicodeString(&nameW);
    return ret;
}


/***********************************************************************
 *		ChangeDisplaySettingsExW (USER32.@)
 */
LONG WINAPI ChangeDisplaySettingsExW( LPCWSTR devname, LPDEVMODEW devmode, HWND hwnd,
                                      DWORD flags, LPVOID lparam )
{
    return USER_Driver->pChangeDisplaySettingsEx( devname, devmode, hwnd, flags, lparam );
}


/***********************************************************************
 *		EnumDisplaySettingsW (USER32.@)
 *
 * RETURNS
 *	TRUE if nth setting exists found (described in the LPDEVMODEW struct)
 *	FALSE if we do not have the nth setting
 */
BOOL WINAPI EnumDisplaySettingsW( LPCWSTR name, DWORD n, LPDEVMODEW devmode )
{
    return EnumDisplaySettingsExW(name, n, devmode, 0);
}


/***********************************************************************
 *		EnumDisplaySettingsA (USER32.@)
 */
BOOL WINAPI EnumDisplaySettingsA(LPCSTR name,DWORD n,LPDEVMODEA devmode)
{
    return EnumDisplaySettingsExA(name, n, devmode, 0);
}


/***********************************************************************
 *		EnumDisplaySettingsExA (USER32.@)
 */
BOOL WINAPI EnumDisplaySettingsExA(LPCSTR lpszDeviceName, DWORD iModeNum,
                                   LPDEVMODEA lpDevMode, DWORD dwFlags)
{
    DEVMODEW devmodeW;
    BOOL ret;
    UNICODE_STRING nameW;

    if (lpszDeviceName) RtlCreateUnicodeStringFromAsciiz(&nameW, lpszDeviceName);
    else nameW.Buffer = NULL;

    ret = EnumDisplaySettingsExW(nameW.Buffer,iModeNum,&devmodeW,dwFlags);
    if (ret)
    {
        lpDevMode->dmBitsPerPel       = devmodeW.dmBitsPerPel;
        lpDevMode->dmPelsHeight       = devmodeW.dmPelsHeight;
        lpDevMode->dmPelsWidth        = devmodeW.dmPelsWidth;
        lpDevMode->dmDisplayFlags     = devmodeW.dmDisplayFlags;
        lpDevMode->dmDisplayFrequency = devmodeW.dmDisplayFrequency;
        lpDevMode->dmFields           = devmodeW.dmFields;
    }
    if (lpszDeviceName) RtlFreeUnicodeString(&nameW);
    return ret;
}


/***********************************************************************
 *		EnumDisplaySettingsExW (USER32.@)
 */
BOOL WINAPI EnumDisplaySettingsExW(LPCWSTR lpszDeviceName, DWORD iModeNum,
                                   LPDEVMODEW lpDevMode, DWORD dwFlags)
{
    return USER_Driver->pEnumDisplaySettingsEx(lpszDeviceName, iModeNum, lpDevMode, dwFlags);
}
