git.oblomov.eu Git - wine/blob - dlls/user32/sysparams.c

   1 /*
   2  * System parameters functions
   3  *
   4  * Copyright 1994 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <assert.h>
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28
  29 #define NONAMELESSUNION
  30 #define NONAMELESSSTRUCT
  31
  32 #include "windef.h"
  33 #include "winbase.h"
  34 #include "winnls.h"
  35 #include "wingdi.h"
  36 #include "winreg.h"
  37 #include "wine/winuser16.h"
  38 #include "winerror.h"
  39
  40 #include "controls.h"
  41 #include "user_private.h"
  42 #include "wine/unicode.h"
  43 #include "wine/debug.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(system);
  46
  47 /* System parameter indexes */
  48 enum spi_index
  49 {
  50     SPI_SETBEEP_IDX,
  51     SPI_SETMOUSE_IDX,
  52     SPI_SETBORDER_IDX,
  53     SPI_SETKEYBOARDSPEED_IDX,
  54     SPI_ICONHORIZONTALSPACING_IDX,
  55     SPI_SETSCREENSAVETIMEOUT_IDX,
  56     SPI_SETGRIDGRANULARITY_IDX,
  57     SPI_SETKEYBOARDDELAY_IDX,
  58     SPI_ICONVERTICALSPACING_IDX,
  59     SPI_SETICONTITLEWRAP_IDX,
  60     SPI_SETMENUDROPALIGNMENT_IDX,
  61     SPI_SETDOUBLECLKWIDTH_IDX,
  62     SPI_SETDOUBLECLKHEIGHT_IDX,
  63     SPI_SETDOUBLECLICKTIME_IDX,
  64     SPI_SETMOUSEBUTTONSWAP_IDX,
  65     SPI_SETDRAGFULLWINDOWS_IDX,
  66     SPI_SETWORKAREA_IDX,
  67     SPI_SETSHOWSOUNDS_IDX,
  68     SPI_SETKEYBOARDPREF_IDX,
  69     SPI_SETSCREENREADER_IDX,
  70     SPI_SETSCREENSAVERRUNNING_IDX,
  71     SPI_SETFONTSMOOTHING_IDX,
  72     SPI_SETLISTBOXSMOOTHSCROLLING_IDX,
  73     SPI_SETMOUSEHOVERWIDTH_IDX,
  74     SPI_SETMOUSEHOVERHEIGHT_IDX,
  75     SPI_SETMOUSEHOVERTIME_IDX,
  76     SPI_SETMOUSESCROLLCHARS_IDX,
  77     SPI_SETMOUSESCROLLLINES_IDX,
  78     SPI_SETMENUSHOWDELAY_IDX,
  79     SPI_SETICONTITLELOGFONT_IDX,
  80     SPI_SETLOWPOWERACTIVE_IDX,
  81     SPI_SETSNAPTODEFBUTTON_IDX,
  82     SPI_SETPOWEROFFACTIVE_IDX,
  83     SPI_USERPREFERENCEMASK_IDX,
  84     SPI_NONCLIENTMETRICS_IDX,
  85     SPI_MINIMIZEDMETRICS_IDX,
  86     SPI_SETFOREGROUNDLOCKTIMEOUT_IDX,
  87     SPI_CARETWIDTH_IDX,
  88     SPI_SETMOUSESPEED_IDX,
  89     SPI_SETFONTSMOOTHINGTYPE_IDX,
  90     SPI_SETFONTSMOOTHINGCONTRAST_IDX,
  91     SPI_SETFONTSMOOTHINGORIENTATION_IDX,
  92     SPI_INDEX_COUNT
  93 };
  94
  95 static const char * const DefSysColors[] =
  96 {
  97     "Scrollbar", "212 208 200",              /* COLOR_SCROLLBAR */
  98     "Background", "58 110 165",              /* COLOR_BACKGROUND */
  99     "ActiveTitle", "10 36 106",              /* COLOR_ACTIVECAPTION */
 100     "InactiveTitle", "128 128 128",          /* COLOR_INACTIVECAPTION */
 101     "Menu", "212 208 200",                   /* COLOR_MENU */
 102     "Window", "255 255 255",                 /* COLOR_WINDOW */
 103     "WindowFrame", "0 0 0",                  /* COLOR_WINDOWFRAME */
 104     "MenuText", "0 0 0",                     /* COLOR_MENUTEXT */
 105     "WindowText", "0 0 0",                   /* COLOR_WINDOWTEXT */
 106     "TitleText", "255 255 255",              /* COLOR_CAPTIONTEXT */
 107     "ActiveBorder", "212 208 200",           /* COLOR_ACTIVEBORDER */
 108     "InactiveBorder", "212 208 200",         /* COLOR_INACTIVEBORDER */
 109     "AppWorkSpace", "128 128 128",           /* COLOR_APPWORKSPACE */
 110     "Hilight", "10 36 106",                  /* COLOR_HIGHLIGHT */
 111     "HilightText", "255 255 255",            /* COLOR_HIGHLIGHTTEXT */
 112     "ButtonFace", "212 208 200",             /* COLOR_BTNFACE */
 113     "ButtonShadow", "128 128 128",           /* COLOR_BTNSHADOW */
 114     "GrayText", "128 128 128",               /* COLOR_GRAYTEXT */
 115     "ButtonText", "0 0 0",                   /* COLOR_BTNTEXT */
 116     "InactiveTitleText", "212 208 200",      /* COLOR_INACTIVECAPTIONTEXT */
 117     "ButtonHilight", "255 255 255",          /* COLOR_BTNHIGHLIGHT */
 118     "ButtonDkShadow", "64 64 64",            /* COLOR_3DDKSHADOW */
 119     "ButtonLight", "212 208 200",            /* COLOR_3DLIGHT */
 120     "InfoText", "0 0 0",                     /* COLOR_INFOTEXT */
 121     "InfoWindow", "255 255 225",             /* COLOR_INFOBK */
 122     "ButtonAlternateFace", "181 181 181",    /* COLOR_ALTERNATEBTNFACE */
 123     "HotTrackingColor", "0 0 128",           /* COLOR_HOTLIGHT */
 124     "GradientActiveTitle", "166 202 240",    /* COLOR_GRADIENTACTIVECAPTION */
 125     "GradientInactiveTitle", "192 192 192",  /* COLOR_GRADIENTINACTIVECAPTION */
 126     "MenuHilight", "10 36 106",              /* COLOR_MENUHILIGHT */
 127     "MenuBar", "212 208 200"                 /* COLOR_MENUBAR */
 128 };
 129
 130 /**
 131  * Names of the registry subkeys of HKEY_CURRENT_USER key and value names
 132  * for the system parameters.
 133  * Names of the keys are created by adding string "_REGKEY" to
 134  * "SET" action names, value names are created by adding "_REG_NAME"
 135  * to the "SET" action name.
 136  */
 137 static const WCHAR SPI_SETBEEP_REGKEY[]=                      {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','S','o','u','n','d',0};
 138 static const WCHAR SPI_SETBEEP_VALNAME[]=                     {'B','e','e','p',0};
 139 static const WCHAR SPI_SETMOUSE_REGKEY[]=                     {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 140 static const WCHAR SPI_SETMOUSE_VALNAME1[]=                   {'M','o','u','s','e','T','h','r','e','s','h','o','l','d','1',0};
 141 static const WCHAR SPI_SETMOUSE_VALNAME2[]=                   {'M','o','u','s','e','T','h','r','e','s','h','o','l','d','2',0};
 142 static const WCHAR SPI_SETMOUSE_VALNAME3[]=                   {'M','o','u','s','e','S','p','e','e','d',0};
 143 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','\\',
 144                                                                'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
 145 static const WCHAR SPI_SETBORDER_VALNAME[]=                   {'B','o','r','d','e','r','W','i','d','t','h',0};
 146 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};
 147 static const WCHAR SPI_SETKEYBOARDSPEED_VALNAME[]=            {'K','e','y','b','o','a','r','d','S','p','e','e','d',0};
 148 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','\\',
 149                                                                'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
 150 static const WCHAR SPI_ICONHORIZONTALSPACING_VALNAME[]=       {'I','c','o','n','S','p','a','c','i','n','g',0};
 151 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};
 152 static const WCHAR SPI_SETSCREENSAVETIMEOUT_VALNAME[]=        {'S','c','r','e','e','n','S','a','v','e','T','i','m','e','O','u','t',0};
 153 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};
 154 static const WCHAR SPI_SETSCREENSAVEACTIVE_VALNAME[]=         {'S','c','r','e','e','n','S','a','v','e','A','c','t','i','v','e',0};
 155 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};
 156 static const WCHAR SPI_SETGRIDGRANULARITY_VALNAME[]=          {'G','r','i','d','G','r','a','n','u','l','a','r','i','t','y',0};
 157 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};
 158 static const WCHAR SPI_SETKEYBOARDDELAY_VALNAME[]=            {'K','e','y','b','o','a','r','d','D','e','l','a','y',0};
 159 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','\\',
 160                                                                'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
 161 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};
 162 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','\\',
 163                                                                'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
 164 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};
 165 static const WCHAR SPI_SETICONTITLEWRAP_VALNAME[]=            {'I','c','o','n','T','i','t','l','e','W','r','a','p',0};
 166 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','\\',
 167                                                                'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
 168 static const WCHAR SPI_SETICONTITLELOGFONT_VALNAME[]=         {'I','c','o','n','F','o','n','t',0};
 169 static const WCHAR SPI_SETMENUDROPALIGNMENT_REGKEY1[]=        {'S','o','f','t','w','a','r','e','\\',
 170                                                                'M','i','c','r','o','s','o','f','t','\\',
 171                                                                'W','i','n','d','o','w','s',' ','N','T','\\',
 172                                                                'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 173                                                                'W','i','n','d','o','w','s',0};
 174 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};
 175 static const WCHAR SPI_SETMENUDROPALIGNMENT_VALNAME[]=        {'M','e','n','u','D','r','o','p','A','l','i','g','n','m','e','n','t',0};
 176 static const WCHAR SPI_SETSNAPTODEFBUTTON_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 177 static const WCHAR SPI_SETSNAPTODEFBUTTON_VALNAME[]=          {'S','n','a','p','T','o','D','e','f','a','u','l','t','B','u','t','t','o','n',0};
 178 static const WCHAR SPI_SETDOUBLECLKWIDTH_REGKEY1[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 179 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};
 180 static const WCHAR SPI_SETDOUBLECLKWIDTH_VALNAME[]=           {'D','o','u','b','l','e','C','l','i','c','k','W','i','d','t','h',0};
 181 static const WCHAR SPI_SETDOUBLECLKHEIGHT_REGKEY1[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 182 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};
 183 static const WCHAR SPI_SETDOUBLECLKHEIGHT_VALNAME[]=          {'D','o','u','b','l','e','C','l','i','c','k','H','e','i','g','h','t',0};
 184 static const WCHAR SPI_SETDOUBLECLICKTIME_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 185 static const WCHAR SPI_SETDOUBLECLICKTIME_VALNAME[]=          {'D','o','u','b','l','e','C','l','i','c','k','S','p','e','e','d',0};
 186 static const WCHAR SPI_SETMOUSEBUTTONSWAP_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 187 static const WCHAR SPI_SETMOUSEBUTTONSWAP_VALNAME[]=          {'S','w','a','p','M','o','u','s','e','B','u','t','t','o','n','s',0};
 188 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};
 189 static const WCHAR SPI_SETDRAGFULLWINDOWS_VALNAME[]=          {'D','r','a','g','F','u','l','l','W','i','n','d','o','w','s',0};
 190 static const WCHAR SPI_SETSHOWSOUNDS_REGKEY[]=                {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\',
 191                                                                'A','c','c','e','s','s','i','b','i','l','i','t','y','\\',
 192                                                                'S','h','o','w','S','o','u','n','d','s',0};
 193 static const WCHAR SPI_SETSHOWSOUNDS_VALNAME[]=               {'O','n',0};
 194 static const WCHAR SPI_SETKEYBOARDPREF_REGKEY[]=              {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\',
 195                                                                'A','c','c','e','s','s','i','b','i','l','i','t','y','\\',
 196                                                                'K','e','y','b','o','a','r','d',' ','P','r','e','f','e','r','e','n','c','e',0};
 197 static const WCHAR SPI_SETKEYBOARDPREF_VALNAME[]=             {'O','n',0};
 198 static const WCHAR SPI_SETSCREENREADER_REGKEY[]=              {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\',
 199                                                                'A','c','c','e','s','s','i','b','i','l','i','t','y','\\',
 200                                                                'B','l','i','n','d',' ','A','c','c','e','s','s',0};
 201 static const WCHAR SPI_SETSCREENREADER_VALNAME[]=             {'O','n',0};
 202 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};
 203 static const WCHAR SPI_SETDESKWALLPAPER_VALNAME[]=            {'W','a','l','l','p','a','p','e','r',0};
 204 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};
 205 static const WCHAR SPI_SETFONTSMOOTHING_VALNAME[]=            {'F','o','n','t','S','m','o','o','t','h','i','n','g',0};
 206 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};
 207 static const WCHAR SPI_SETLOWPOWERACTIVE_VALNAME[]=           {'L','o','w','P','o','w','e','r','A','c','t','i','v','e',0};
 208 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};
 209 static const WCHAR SPI_SETPOWEROFFACTIVE_VALNAME[]=           {'P','o','w','e','r','O','f','f','A','c','t','i','v','e',0};
 210 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};
 211 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};
 212 static const WCHAR SPI_SETMOUSEHOVERWIDTH_REGKEY[]=           {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 213 static const WCHAR SPI_SETMOUSEHOVERWIDTH_VALNAME[]=          {'M','o','u','s','e','H','o','v','e','r','W','i','d','t','h',0};
 214 static const WCHAR SPI_SETMOUSEHOVERHEIGHT_REGKEY[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 215 static const WCHAR SPI_SETMOUSEHOVERHEIGHT_VALNAME[]=         {'M','o','u','s','e','H','o','v','e','r','H','e','i','g','h','t',0};
 216 static const WCHAR SPI_SETMOUSEHOVERTIME_REGKEY[]=            {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 217 static const WCHAR SPI_SETMOUSEHOVERTIME_VALNAME[]=           {'M','o','u','s','e','H','o','v','e','r','T','i','m','e',0};
 218 static const WCHAR SPI_SETMOUSESCROLLCHARS_REGKEY[]=          {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
 219 static const WCHAR SPI_SETMOUSESCROLLCHARS_VALNAME[]=         {'W','h','e','e','l','S','c','r','o','l','l','C','h','a','r','s',0};
 220 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};
 221 static const WCHAR SPI_SETMOUSESCROLLLINES_VALNAME[]=         {'W','h','e','e','l','S','c','r','o','l','l','L','i','n','e','s',0};
 222 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};
 223 static const WCHAR SPI_SETMENUSHOWDELAY_VALNAME[]=            {'M','e','n','u','S','h','o','w','D','e','l','a','y',0};
 224 static const WCHAR SPI_SETFOREGROUNDLOCKTIMEOUT_REGKEY[]=     {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
 225 static const WCHAR SPI_SETFOREGROUNDLOCKTIMEOUT_VALNAME[]=    {'F','o','r','e','g','r','o','u','n','d','L','o','c','k','T','i','m','e','o','u','t',0};
 226 static const WCHAR SPI_CARETWIDTH_REGKEY[]=                   {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
 227 static const WCHAR SPI_CARETWIDTH_VALNAME[]=                  {'C','a','r','e','t','W','i','d','t','h',0};
 228 static const WCHAR SPI_SETMOUSESPEED_REGKEY[]=                {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','M','o','u','s','e',0};
 229 static const WCHAR SPI_SETMOUSESPEED_VALNAME[]=               {'M','o','u','s','e','S','e','n','s','i','t','i','v','i','t','y',0};
 230 static const WCHAR SPI_SETFONTSMOOTHINGTYPE_REGKEY[]=         {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
 231 static const WCHAR SPI_SETFONTSMOOTHINGTYPE_VALNAME[]=        {'F','o','n','t','S','m','o','o','t','h','i','n','g','T','y','p','e',0};
 232 static const WCHAR SPI_SETFONTSMOOTHINGCONTRAST_REGKEY[]=     {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
 233 static const WCHAR SPI_SETFONTSMOOTHINGCONTRAST_VALNAME[]=    {'F','o','n','t','S','m','o','o','t','h','i','n','g','G','a','m','m','a',0};
 234 static const WCHAR SPI_SETFONTSMOOTHINGORIENTATION_REGKEY[]=  {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p',0};
 235 static const WCHAR SPI_SETFONTSMOOTHINGORIENTATION_VALNAME[]= {'F','o','n','t','S','m','o','o','t','h','i','n','g','O','r','i','e','n','t','a','t','i','o','n',0};
 236
 237 /* FIXME - real values */
 238 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};
 239 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};
 240
 241 static const WCHAR METRICS_REGKEY[]=                  {'C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','D','e','s','k','t','o','p','\\',
 242                                                        'W','i','n','d','o','w','M','e','t','r','i','c','s',0};
 243 static const WCHAR METRICS_SCROLLWIDTH_VALNAME[]=     {'S','c','r','o','l','l','W','i','d','t','h',0};
 244 static const WCHAR METRICS_SCROLLHEIGHT_VALNAME[]=    {'S','c','r','o','l','l','H','e','i','g','h','t',0};
 245 static const WCHAR METRICS_CAPTIONWIDTH_VALNAME[]=    {'C','a','p','t','i','o','n','W','i','d','t','h',0};
 246 static const WCHAR METRICS_CAPTIONHEIGHT_VALNAME[]=   {'C','a','p','t','i','o','n','H','e','i','g','h','t',0};
 247 static const WCHAR METRICS_SMCAPTIONWIDTH_VALNAME[]=  {'S','m','C','a','p','t','i','o','n','W','i','d','t','h',0};
 248 static const WCHAR METRICS_SMCAPTIONHEIGHT_VALNAME[]= {'S','m','C','a','p','t','i','o','n','H','e','i','g','h','t',0};
 249 static const WCHAR METRICS_MENUWIDTH_VALNAME[]=       {'M','e','n','u','W','i','d','t','h',0};
 250 static const WCHAR METRICS_MENUHEIGHT_VALNAME[]=      {'M','e','n','u','H','e','i','g','h','t',0};
 251 static const WCHAR METRICS_ICONSIZE_VALNAME[]=        {'S','h','e','l','l',' ','I','c','o','n',' ','S','i','z','e',0};
 252 static const WCHAR METRICS_BORDERWIDTH_VALNAME[]=     {'B','o','r','d','e','r','W','i','d','t','h',0};
 253 static const WCHAR METRICS_CAPTIONLOGFONT_VALNAME[]=  {'C','a','p','t','i','o','n','F','o','n','t',0};
 254 static const WCHAR METRICS_SMCAPTIONLOGFONT_VALNAME[]={'S','m','C','a','p','t','i','o','n','F','o','n','t',0};
 255 static const WCHAR METRICS_MENULOGFONT_VALNAME[]=     {'M','e','n','u','F','o','n','t',0};
 256 static const WCHAR METRICS_MESSAGELOGFONT_VALNAME[]=  {'M','e','s','s','a','g','e','F','o','n','t',0};
 257 static const WCHAR METRICS_STATUSLOGFONT_VALNAME[]=   {'S','t','a','t','u','s','F','o','n','t',0};
 258 /* minimized metrics */
 259 static const WCHAR METRICS_MINWIDTH_VALNAME[] =   {'M','i','n','W','i','d','t','h','\0'};
 260 static const WCHAR METRICS_MINHORZGAP_VALNAME[] = {'M','i','n','H','o','r','z','G','a','p','\0'};
 261 static const WCHAR METRICS_MINVERTGAP_VALNAME[] = {'M','i','n','V','e','r','t','G','a','p','\0'};
 262 static const WCHAR METRICS_MINARRANGE_VALNAME[] = {'M','i','n','A','r','r','a','n','g','e','\0'};
 263
 264 static const WCHAR WINE_CURRENT_USER_REGKEY[] = {'S','o','f','t','w','a','r','e','\\',
 265                                                  'W','i','n','e',0};
 266
 267 /* volatile registry branch under WINE_CURRENT_USER_REGKEY for temporary values storage */
 268 static const WCHAR WINE_CURRENT_USER_REGKEY_TEMP_PARAMS[] = {'T','e','m','p','o','r','a','r','y',' ',
 269                                                              'S','y','s','t','e','m',' ',
 270                                                              'P','a','r','a','m','e','t','e','r','s',0};
 271
 272 static const WCHAR Yes[]=                                    {'Y','e','s',0};
 273 static const WCHAR No[]=                                     {'N','o',0};
 274 static const WCHAR Desktop[]=                                {'D','e','s','k','t','o','p',0};
 275 static const WCHAR Pattern[]=                                {'P','a','t','t','e','r','n',0};
 276 static const WCHAR MenuFont[]=                               {'M','e','n','u','F','o','n','t',0};
 277 static const WCHAR MenuFontSize[]=                           {'M','e','n','u','F','o','n','t','S','i','z','e',0};
 278 static const WCHAR StatusFont[]=                             {'S','t','a','t','u','s','F','o','n','t',0};
 279 static const WCHAR StatusFontSize[]=                         {'S','t','a','t','u','s','F','o','n','t','S','i','z','e',0};
 280 static const WCHAR MessageFont[]=                            {'M','e','s','s','a','g','e','F','o','n','t',0};
 281 static const WCHAR MessageFontSize[]=                        {'M','e','s','s','a','g','e','F','o','n','t','S','i','z','e',0};
 282 static const WCHAR System[]=                                 {'S','y','s','t','e','m',0};
 283 static const WCHAR IconTitleSize[]=                          {'I','c','o','n','T','i','t','l','e','S','i','z','e',0};
 284 static const WCHAR IconTitleFaceName[]=                      {'I','c','o','n','T','i','t','l','e','F','a','c','e','N','a','m','e',0};
 285 static const WCHAR defPattern[]=                             {'0',' ','0',' ','0',' ','0',' ','0',' ','0',' ','0',' ','0',0};
 286 static const WCHAR CSu[]=                                    {'%','u',0};
 287 static const WCHAR CSd[]=                                    {'%','d',0};
 288
 289 /* Indicators whether system parameter value is loaded */
 290 static char spi_loaded[SPI_INDEX_COUNT];
 291
 292 static BOOL notify_change = TRUE;
 293
 294 /* System parameters storage */
 295 static BOOL beep_active = TRUE;
 296 static int mouse_threshold1 = 6;
 297 static int mouse_threshold2 = 10;
 298 static int mouse_speed = 1;
 299 static UINT border = 1;
 300 static UINT keyboard_speed = 31;
 301 static UINT screensave_timeout = 300;
 302 static UINT grid_granularity = 0;
 303 static UINT keyboard_delay = 1;
 304 static UINT double_click_width = 4;
 305 static UINT double_click_height = 4;
 306 static UINT double_click_time = 500;
 307 static BOOL drag_full_windows = FALSE;
 308 static RECT work_area;
 309 static BOOL keyboard_pref = TRUE;
 310 static BOOL screen_reader = FALSE;
 311 static UINT mouse_hover_width = 4;
 312 static UINT mouse_hover_height = 4;
 313 static UINT mouse_hover_time = 400;
 314 static UINT mouse_scroll_chars = 3;
 315 static UINT mouse_scroll_lines = 3;
 316 static UINT menu_show_delay = 400;
 317 static UINT menu_drop_alignment = 0;
 318 static BOOL screensaver_running = FALSE;
 319 static UINT font_smoothing = 0;  /* 0x01 for 95/98/NT, 0x02 for 98/ME/2k/XP */
 320 static BOOL lowpoweractive = FALSE;
 321 static BOOL poweroffactive = FALSE;
 322 static BOOL show_sounds = FALSE;
 323 static BOOL snap_to_default_button = FALSE;
 324 static BOOL swap_buttons = FALSE;
 325 static UINT foreground_lock_timeout = 0;
 326 static UINT caret_width = 1;
 327 static UINT mouse_sensitivity = 10;
 328 static UINT font_smoothing_type = 0;
 329 static UINT font_smoothing_contrast = 0;
 330 static UINT font_smoothing_orientation = 0;
 331 static BYTE user_prefs[4];
 332
 333 static MINIMIZEDMETRICS minimized_metrics =
 334 {
 335     sizeof(MINIMIZEDMETRICS),
 336     154,      /* iWidth */
 337     0,        /* iHorzGap */
 338     0,        /* iVertGap */
 339     ARW_HIDE  /* iArrange */
 340 };
 341
 342 static ICONMETRICSW icon_metrics =
 343 {
 344     sizeof(ICONMETRICSW),
 345     75,   /* iHorzSpacing */
 346     75,   /* iVertSpacing */
 347     TRUE, /* iTitleWrap */
 348     { -11, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, DEFAULT_CHARSET,
 349       OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH }   /* lfFont */
 350 };
 351
 352 static NONCLIENTMETRICSW nonclient_metrics =
 353 {
 354     sizeof(NONCLIENTMETRICSW),
 355     1,     /* iBorderWidth */
 356     16,    /* iScrollWidth */
 357     16,    /* iScrollHeight */
 358     18,    /* iCaptionWidth */
 359     18,    /* iCaptionHeight */
 360     { 0 }, /* lfCaptionFont */
 361     13,    /* iSmCaptionWidth */
 362     15,    /* iSmCaptionHeight */
 363     { 0 }, /* lfSmCaptionFont */
 364     18,    /* iMenuWidth */
 365     18,    /* iMenuHeight */
 366     { 0 }, /* lfMenuFont */
 367     { 0 }, /* lfStatusFont */
 368     { 0 }  /* lfMessageFont */
 369 };
 370
 371 /* some additional non client metric info */
 372 static TEXTMETRICW tmMenuFont;
 373 static UINT CaptionFontAvCharWidth;
 374
 375 static SIZE icon_size = { 32, 32 };
 376
 377 #define NUM_SYS_COLORS     (COLOR_MENUBAR+1)
 378
 379 static COLORREF SysColors[NUM_SYS_COLORS];
 380 static HBRUSH SysColorBrushes[NUM_SYS_COLORS];
 381 static HPEN   SysColorPens[NUM_SYS_COLORS];
 382
 383 static const WORD wPattern55AA[] = { 0x5555, 0xaaaa, 0x5555, 0xaaaa, 0x5555, 0xaaaa, 0x5555, 0xaaaa };
 384
 385 HBRUSH SYSCOLOR_55AABrush = 0;
 386
 387 extern void CDECL __wine_make_gdi_object_system( HGDIOBJ handle, BOOL set );
 388
 389
 390 /* This function is a copy of the one in objects/font.c */
 391 static void SYSPARAMS_LogFont32ATo16( const LOGFONTA* font32, LPLOGFONT16 font16 )
 392 {
 393     font16->lfHeight = font32->lfHeight;
 394     font16->lfWidth = font32->lfWidth;
 395     font16->lfEscapement = font32->lfEscapement;
 396     font16->lfOrientation = font32->lfOrientation;
 397     font16->lfWeight = font32->lfWeight;
 398     font16->lfItalic = font32->lfItalic;
 399     font16->lfUnderline = font32->lfUnderline;
 400     font16->lfStrikeOut = font32->lfStrikeOut;
 401     font16->lfCharSet = font32->lfCharSet;
 402     font16->lfOutPrecision = font32->lfOutPrecision;
 403     font16->lfClipPrecision = font32->lfClipPrecision;
 404     font16->lfQuality = font32->lfQuality;
 405     font16->lfPitchAndFamily = font32->lfPitchAndFamily;
 406     lstrcpynA( font16->lfFaceName, font32->lfFaceName, LF_FACESIZE );
 407 }
 408
 409 static void SYSPARAMS_LogFont16To32W( const LOGFONT16 *font16, LPLOGFONTW font32 )
 410 {
 411     font32->lfHeight = font16->lfHeight;
 412     font32->lfWidth = font16->lfWidth;
 413     font32->lfEscapement = font16->lfEscapement;
 414     font32->lfOrientation = font16->lfOrientation;
 415     font32->lfWeight = font16->lfWeight;
 416     font32->lfItalic = font16->lfItalic;
 417     font32->lfUnderline = font16->lfUnderline;
 418     font32->lfStrikeOut = font16->lfStrikeOut;
 419     font32->lfCharSet = font16->lfCharSet;
 420     font32->lfOutPrecision = font16->lfOutPrecision;
 421     font32->lfClipPrecision = font16->lfClipPrecision;
 422     font32->lfQuality = font16->lfQuality;
 423     font32->lfPitchAndFamily = font16->lfPitchAndFamily;
 424     MultiByteToWideChar( CP_ACP, 0, font16->lfFaceName, -1, font32->lfFaceName, LF_FACESIZE );
 425     font32->lfFaceName[LF_FACESIZE-1] = 0;
 426 }
 427
 428 static void SYSPARAMS_LogFont32WTo32A( const LOGFONTW* font32W, LPLOGFONTA font32A )
 429 {
 430     font32A->lfHeight = font32W->lfHeight;
 431     font32A->lfWidth = font32W->lfWidth;
 432     font32A->lfEscapement = font32W->lfEscapement;
 433     font32A->lfOrientation = font32W->lfOrientation;
 434     font32A->lfWeight = font32W->lfWeight;
 435     font32A->lfItalic = font32W->lfItalic;
 436     font32A->lfUnderline = font32W->lfUnderline;
 437     font32A->lfStrikeOut = font32W->lfStrikeOut;
 438     font32A->lfCharSet = font32W->lfCharSet;
 439     font32A->lfOutPrecision = font32W->lfOutPrecision;
 440     font32A->lfClipPrecision = font32W->lfClipPrecision;
 441     font32A->lfQuality = font32W->lfQuality;
 442     font32A->lfPitchAndFamily = font32W->lfPitchAndFamily;
 443     WideCharToMultiByte( CP_ACP, 0, font32W->lfFaceName, -1, font32A->lfFaceName, LF_FACESIZE, NULL, NULL );
 444     font32A->lfFaceName[LF_FACESIZE-1] = 0;
 445 }
 446
 447 static void SYSPARAMS_LogFont32ATo32W( const LOGFONTA* font32A, LPLOGFONTW font32W )
 448 {
 449     font32W->lfHeight = font32A->lfHeight;
 450     font32W->lfWidth = font32A->lfWidth;
 451     font32W->lfEscapement = font32A->lfEscapement;
 452     font32W->lfOrientation = font32A->lfOrientation;
 453     font32W->lfWeight = font32A->lfWeight;
 454     font32W->lfItalic = font32A->lfItalic;
 455     font32W->lfUnderline = font32A->lfUnderline;
 456     font32W->lfStrikeOut = font32A->lfStrikeOut;
 457     font32W->lfCharSet = font32A->lfCharSet;
 458     font32W->lfOutPrecision = font32A->lfOutPrecision;
 459     font32W->lfClipPrecision = font32A->lfClipPrecision;
 460     font32W->lfQuality = font32A->lfQuality;
 461     font32W->lfPitchAndFamily = font32A->lfPitchAndFamily;
 462     MultiByteToWideChar( CP_ACP, 0, font32A->lfFaceName, -1, font32W->lfFaceName, LF_FACESIZE );
 463     font32W->lfFaceName[LF_FACESIZE-1] = 0;
 464 }
 465
 466 static void SYSPARAMS_NonClientMetrics32ATo16( const NONCLIENTMETRICSA* lpnm32, LPNONCLIENTMETRICS16 lpnm16 )
 467 {
 468     lpnm16->iBorderWidth        = lpnm32->iBorderWidth;
 469     lpnm16->iScrollWidth        = lpnm32->iScrollWidth;
 470     lpnm16->iScrollHeight       = lpnm32->iScrollHeight;
 471     lpnm16->iCaptionWidth       = lpnm32->iCaptionWidth;
 472     lpnm16->iCaptionHeight      = lpnm32->iCaptionHeight;
 473     SYSPARAMS_LogFont32ATo16( &lpnm32->lfCaptionFont,   &lpnm16->lfCaptionFont );
 474     lpnm16->iSmCaptionWidth     = lpnm32->iSmCaptionWidth;
 475     lpnm16->iSmCaptionHeight    = lpnm32->iSmCaptionHeight;
 476     SYSPARAMS_LogFont32ATo16( &lpnm32->lfSmCaptionFont, &lpnm16->lfSmCaptionFont );
 477     lpnm16->iMenuWidth          = lpnm32->iMenuWidth;
 478     lpnm16->iMenuHeight         = lpnm32->iMenuHeight;
 479     SYSPARAMS_LogFont32ATo16( &lpnm32->lfMenuFont,      &lpnm16->lfMenuFont );
 480     SYSPARAMS_LogFont32ATo16( &lpnm32->lfStatusFont,    &lpnm16->lfStatusFont );
 481     SYSPARAMS_LogFont32ATo16( &lpnm32->lfMessageFont,   &lpnm16->lfMessageFont );
 482 }
 483
 484 static void SYSPARAMS_NonClientMetrics32WTo32A( const NONCLIENTMETRICSW* lpnm32W, LPNONCLIENTMETRICSA lpnm32A )
 485 {
 486     lpnm32A->iBorderWidth       = lpnm32W->iBorderWidth;
 487     lpnm32A->iScrollWidth       = lpnm32W->iScrollWidth;
 488     lpnm32A->iScrollHeight      = lpnm32W->iScrollHeight;
 489     lpnm32A->iCaptionWidth      = lpnm32W->iCaptionWidth;
 490     lpnm32A->iCaptionHeight     = lpnm32W->iCaptionHeight;
 491     SYSPARAMS_LogFont32WTo32A(  &lpnm32W->lfCaptionFont,        &lpnm32A->lfCaptionFont );
 492     lpnm32A->iSmCaptionWidth    = lpnm32W->iSmCaptionWidth;
 493     lpnm32A->iSmCaptionHeight   = lpnm32W->iSmCaptionHeight;
 494     SYSPARAMS_LogFont32WTo32A( &lpnm32W->lfSmCaptionFont,       &lpnm32A->lfSmCaptionFont );
 495     lpnm32A->iMenuWidth         = lpnm32W->iMenuWidth;
 496     lpnm32A->iMenuHeight        = lpnm32W->iMenuHeight;
 497     SYSPARAMS_LogFont32WTo32A( &lpnm32W->lfMenuFont,            &lpnm32A->lfMenuFont );
 498     SYSPARAMS_LogFont32WTo32A( &lpnm32W->lfStatusFont,          &lpnm32A->lfStatusFont );
 499     SYSPARAMS_LogFont32WTo32A( &lpnm32W->lfMessageFont,         &lpnm32A->lfMessageFont );
 500 }
 501
 502 static void SYSPARAMS_NonClientMetrics32ATo32W( const NONCLIENTMETRICSA* lpnm32A, LPNONCLIENTMETRICSW lpnm32W )
 503 {
 504     lpnm32W->iBorderWidth       = lpnm32A->iBorderWidth;
 505     lpnm32W->iScrollWidth       = lpnm32A->iScrollWidth;
 506     lpnm32W->iScrollHeight      = lpnm32A->iScrollHeight;
 507     lpnm32W->iCaptionWidth      = lpnm32A->iCaptionWidth;
 508     lpnm32W->iCaptionHeight     = lpnm32A->iCaptionHeight;
 509     SYSPARAMS_LogFont32ATo32W(  &lpnm32A->lfCaptionFont,        &lpnm32W->lfCaptionFont );
 510     lpnm32W->iSmCaptionWidth    = lpnm32A->iSmCaptionWidth;
 511     lpnm32W->iSmCaptionHeight   = lpnm32A->iSmCaptionHeight;
 512     SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfSmCaptionFont,       &lpnm32W->lfSmCaptionFont );
 513     lpnm32W->iMenuWidth         = lpnm32A->iMenuWidth;
 514     lpnm32W->iMenuHeight        = lpnm32A->iMenuHeight;
 515     SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfMenuFont,            &lpnm32W->lfMenuFont );
 516     SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfStatusFont,          &lpnm32W->lfStatusFont );
 517     SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfMessageFont,         &lpnm32W->lfMessageFont );
 518 }
 519
 520
 521 /* Helper functions to retrieve monitors info */
 522
 523 struct monitor_info
 524 {
 525     int count;
 526     RECT virtual_rect;
 527 };
 528
 529 static BOOL CALLBACK monitor_info_proc( HMONITOR monitor, HDC hdc, LPRECT rect, LPARAM lp )
 530 {
 531     struct monitor_info *info = (struct monitor_info *)lp;
 532     info->count++;
 533     UnionRect( &info->virtual_rect, &info->virtual_rect, rect );
 534     return TRUE;
 535 }
 536
 537 static void get_monitors_info( struct monitor_info *info )
 538 {
 539     info->count = 0;
 540     SetRectEmpty( &info->virtual_rect );
 541     EnumDisplayMonitors( 0, NULL, monitor_info_proc, (LPARAM)info );
 542 }
 543
 544
 545 /* get text metrics and/or "average" char width of the specified logfont
 546  * for the specified dc */
 547 static void get_text_metr_size( HDC hdc, LOGFONTW *plf, TEXTMETRICW * ptm, UINT *psz)
 548 {
 549     HFONT hfont, hfontsav;
 550     TEXTMETRICW tm;
 551     if( !ptm) ptm = &tm;
 552     hfont = CreateFontIndirectW( plf);
 553     if( !hfont || ( hfontsav = SelectObject( hdc, hfont)) == NULL ) {
 554         ptm->tmHeight = -1;
 555         if( psz) *psz = 10;
 556         if( hfont) DeleteObject( hfont);
 557         return;
 558     }
 559     GetTextMetricsW( hdc, ptm);
 560     if( psz)
 561         if( !(*psz = GdiGetCharDimensions( hdc, ptm, NULL)))
 562             *psz = 10;
 563     SelectObject( hdc, hfontsav);
 564     DeleteObject( hfont);
 565 }
 566
 567 /***********************************************************************
 568  *           get_volatile_regkey
 569  *
 570  * Return a handle to the volatile registry key used to store
 571  * non-permanently modified parameters.
 572  */
 573 static HKEY get_volatile_regkey(void)
 574 {
 575     static HKEY volatile_key;
 576
 577     if (!volatile_key)
 578     {
 579         HKEY key;
 580         /* This must be non-volatile! */
 581         if (RegCreateKeyExW( HKEY_CURRENT_USER, WINE_CURRENT_USER_REGKEY,
 582                              0, 0, REG_OPTION_NON_VOLATILE, KEY_ALL_ACCESS, 0,
 583                              &key, 0 ) != ERROR_SUCCESS)
 584         {
 585             ERR("Can't create wine registry branch\n");
 586         }
 587         else
 588         {
 589             /* @@ Wine registry key: HKCU\Software\Wine\Temporary System Parameters */
 590             if (RegCreateKeyExW( key, WINE_CURRENT_USER_REGKEY_TEMP_PARAMS,
 591                                  0, 0, REG_OPTION_VOLATILE, KEY_ALL_ACCESS, 0,
 592                                  &volatile_key, 0 ) != ERROR_SUCCESS)
 593                 ERR("Can't create non-permanent wine registry branch\n");
 594
 595             RegCloseKey(key);
 596         }
 597     }
 598     return volatile_key;
 599 }
 600
 601 /***********************************************************************
 602  *           SYSPARAMS_NotifyChange
 603  *
 604  * Sends notification about system parameter update.
 605  */
 606 static void SYSPARAMS_NotifyChange( UINT uiAction, UINT fWinIni )
 607 {
 608     static const WCHAR emptyW[1];
 609
 610     if (notify_change)
 611     {
 612         if (fWinIni & SPIF_UPDATEINIFILE)
 613         {
 614             if (fWinIni & (SPIF_SENDWININICHANGE | SPIF_SENDCHANGE))
 615                 SendMessageTimeoutW(HWND_BROADCAST, WM_SETTINGCHANGE,
 616                                     uiAction, (LPARAM) emptyW,
 617                                     SMTO_ABORTIFHUNG, 2000, NULL );
 618         }
 619         else
 620         {
 621             /* FIXME notify other wine processes with internal message */
 622         }
 623     }
 624 }
 625
 626
 627 /***********************************************************************
 628  * Loads system parameter from user profile.
 629  */
 630 static BOOL SYSPARAMS_LoadRaw( LPCWSTR lpRegKey, LPCWSTR lpValName, LPBYTE lpBuf, DWORD count )
 631 {
 632     BOOL ret = FALSE;
 633     DWORD type;
 634     HKEY hKey;
 635
 636     memset( lpBuf, 0, count );
 637     if ((RegOpenKeyW( get_volatile_regkey(), lpRegKey, &hKey ) == ERROR_SUCCESS) ||
 638         (RegOpenKeyW( HKEY_CURRENT_USER, lpRegKey, &hKey ) == ERROR_SUCCESS))
 639     {
 640         ret = !RegQueryValueExW( hKey, lpValName, NULL, &type, lpBuf, &count);
 641         RegCloseKey( hKey );
 642     }
 643     return ret;
 644 }
 645
 646 static BOOL SYSPARAMS_Load( LPCWSTR lpRegKey, LPCWSTR lpValName, LPWSTR lpBuf, DWORD count )
 647 {
 648   return SYSPARAMS_LoadRaw( lpRegKey, lpValName, (LPBYTE)lpBuf, count );
 649 }
 650
 651 /***********************************************************************
 652  * Saves system parameter to user profile.
 653  */
 654
 655 /* Save data as-is */
 656 static BOOL SYSPARAMS_SaveRaw( LPCWSTR lpRegKey, LPCWSTR lpValName,
 657                                const BYTE* lpValue, DWORD valueSize,
 658                                DWORD type, UINT fWinIni )
 659 {
 660     HKEY hKey;
 661     HKEY hBaseKey;
 662     DWORD dwOptions;
 663     BOOL ret = FALSE;
 664
 665     if (fWinIni & SPIF_UPDATEINIFILE)
 666     {
 667         hBaseKey = HKEY_CURRENT_USER;
 668         dwOptions = 0;
 669     }
 670     else
 671     {
 672         hBaseKey = get_volatile_regkey();
 673         dwOptions = REG_OPTION_VOLATILE;
 674     }
 675
 676     if (RegCreateKeyExW( hBaseKey, lpRegKey,
 677                          0, 0, dwOptions, KEY_ALL_ACCESS,
 678                          0, &hKey, 0 ) == ERROR_SUCCESS)
 679     {
 680         if (RegSetValueExW( hKey, lpValName, 0, type,
 681                             lpValue, valueSize) == ERROR_SUCCESS)
 682         {
 683             ret = TRUE;
 684             if (hBaseKey == HKEY_CURRENT_USER)
 685                 RegDeleteKeyW( get_volatile_regkey(), lpRegKey );
 686         }
 687         RegCloseKey( hKey );
 688     }
 689     return ret;
 690 }
 691
 692 /* Convenience function to save strings */
 693 static BOOL SYSPARAMS_Save( LPCWSTR lpRegKey, LPCWSTR lpValName, LPCWSTR lpValue,
 694                             UINT fWinIni )
 695 {
 696     return SYSPARAMS_SaveRaw( lpRegKey, lpValName, (const BYTE*)lpValue,
 697         (strlenW(lpValue) + 1)*sizeof(WCHAR), REG_SZ, fWinIni );
 698 }
 699
 700 /* Convenience function to save logical fonts */
 701 static BOOL SYSPARAMS_SaveLogFont( LPCWSTR lpRegKey, LPCWSTR lpValName,
 702                                     LPLOGFONTW plf, UINT fWinIni )
 703 {
 704     return SYSPARAMS_SaveRaw( lpRegKey, lpValName, (const BYTE*)plf,
 705         sizeof( LOGFONTW), REG_BINARY, fWinIni );
 706 }
 707
 708
 709 static inline HDC get_display_dc(void)
 710 {
 711     static const WCHAR DISPLAY[] = {'D','I','S','P','L','A','Y',0};
 712     static HDC display_dc;
 713     if (!display_dc) display_dc = CreateICW( DISPLAY, NULL, NULL, NULL );
 714     return display_dc;
 715 }
 716
 717 static inline int get_display_dpi(void)
 718 {
 719     static int display_dpi;
 720     if (!display_dpi) display_dpi = GetDeviceCaps( get_display_dc(), LOGPIXELSY );
 721     return display_dpi;
 722 }
 723
 724 /***********************************************************************
 725  * SYSPARAMS_Twips2Pixels
 726  *
 727  * Convert a dimension value that was obtained from the registry.  These are
 728  * quoted as being "twips" values if negative and pixels if positive.
 729  * One inch is 1440 twips. So to convert, divide by 1440 to get inches and
 730  * multiply that by the dots-per-inch to get the size in pixels.
 731  * See for example
 732  *   MSDN Library - April 2001 -> Resource Kits ->
 733  *       Windows 2000 Resource Kit Reference ->
 734  *       Technical Reference to the Windows 2000 Registry ->
 735  *       HKEY_CURRENT_USER -> Control Panel -> Desktop -> WindowMetrics
 736  */
 737 static inline int SYSPARAMS_Twips2Pixels(int x)
 738 {
 739     if (x < 0)
 740         x = (-x * get_display_dpi() + 720) / 1440;
 741     return x;
 742 }
 743
 744 /***********************************************************************
 745  * get_reg_metric
 746  *
 747  * Get a registry entry from the already open key.  This allows us to open the
 748  * section once and read several values.
 749  *
 750  * Of course this function belongs somewhere more usable but here will do
 751  * for now.
 752  */
 753 static int get_reg_metric( HKEY hkey, LPCWSTR lpValName, int default_value )
 754 {
 755     int value = default_value;
 756     if (hkey)
 757     {
 758         WCHAR buffer[128];
 759         DWORD type, count = sizeof(buffer);
 760         if(!RegQueryValueExW( hkey, lpValName, NULL, &type, (LPBYTE)buffer, &count) )
 761         {
 762             if (type != REG_SZ)
 763             {
 764                 /* Are there any utilities for converting registry entries
 765                  * between formats?
 766                  */
 767                 /* FIXME_(reg)("We need reg format converter\n"); */
 768             }
 769             else
 770                 value = atoiW(buffer);
 771         }
 772     }
 773     return SYSPARAMS_Twips2Pixels(value);
 774 }
 775
 776
 777 /*************************************************************************
 778  *             SYSPARAMS_SetSysColor
 779  */
 780 static void SYSPARAMS_SetSysColor( int index, COLORREF color )
 781 {
 782     if (index < 0 || index >= NUM_SYS_COLORS) return;
 783     SysColors[index] = color;
 784     if (SysColorBrushes[index])
 785     {
 786         __wine_make_gdi_object_system( SysColorBrushes[index], FALSE);
 787         DeleteObject( SysColorBrushes[index] );
 788     }
 789     SysColorBrushes[index] = CreateSolidBrush( color );
 790     __wine_make_gdi_object_system( SysColorBrushes[index], TRUE);
 791
 792     if (SysColorPens[index])
 793     {
 794         __wine_make_gdi_object_system( SysColorPens[index], FALSE);
 795         DeleteObject( SysColorPens[index] );
 796     }
 797     SysColorPens[index] = CreatePen( PS_SOLID, 1, color );
 798     __wine_make_gdi_object_system( SysColorPens[index], TRUE);
 799 }
 800
 801 /* load a uint parameter from the registry */
 802 static BOOL get_uint_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
 803                             UINT *value_ptr, UINT *ret_ptr )
 804 {
 805     if (!ret_ptr) return FALSE;
 806     if (!spi_loaded[idx])
 807     {
 808         WCHAR buf[12];
 809
 810         if (SYSPARAMS_Load( regkey, value, buf, sizeof(buf) )) *value_ptr = atoiW( buf );
 811         spi_loaded[idx] = TRUE;
 812     }
 813     *ret_ptr = *value_ptr;
 814     return TRUE;
 815 }
 816
 817 /* load a twips parameter from the registry */
 818 static BOOL get_twips_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
 819                              UINT *value_ptr, UINT *ret_ptr )
 820 {
 821     if (!ret_ptr) return FALSE;
 822     if (!spi_loaded[idx])
 823     {
 824         WCHAR buf[12];
 825
 826         if (SYSPARAMS_Load( regkey, value, buf, sizeof(buf) ))
 827             *value_ptr = SYSPARAMS_Twips2Pixels( atoiW(buf) );
 828         spi_loaded[idx] = TRUE;
 829     }
 830     *ret_ptr = *value_ptr;
 831     return TRUE;
 832 }
 833
 834 /* load a boolean parameter from the registry */
 835 static inline BOOL get_bool_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
 836                                    BOOL *value_ptr, BOOL *ret_ptr )
 837 {
 838     return get_uint_param( idx, regkey, value, (UINT *)value_ptr, (UINT *)ret_ptr );
 839 }
 840
 841 /* set a uint parameter that is mirrored in two different registry locations */
 842 static BOOL set_uint_param_mirrored( unsigned int idx, LPCWSTR regkey, LPCWSTR regkey_mirror,
 843                                      LPCWSTR value, UINT *value_ptr, UINT new_val, UINT fWinIni )
 844 {
 845     WCHAR buf[12];
 846
 847     wsprintfW(buf, CSu, new_val);
 848     if (!SYSPARAMS_Save( regkey, value, buf, fWinIni )) return FALSE;
 849     if (regkey_mirror) SYSPARAMS_Save( regkey_mirror, value, buf, fWinIni );
 850     *value_ptr = new_val;
 851     spi_loaded[idx] = TRUE;
 852     return TRUE;
 853 }
 854
 855 /* save an int parameter in registry */
 856 static BOOL save_int_param( LPCWSTR regkey, LPCWSTR value, INT *value_ptr,
 857                             INT new_val, UINT fWinIni )
 858 {
 859     WCHAR buf[12];
 860
 861     wsprintfW(buf, CSd, new_val);
 862     if (!SYSPARAMS_Save( regkey, value, buf, fWinIni )) return FALSE;
 863     if( value_ptr) *value_ptr = new_val;
 864     return TRUE;
 865 }
 866
 867 /* set an int parameter in the registry */
 868 static inline BOOL set_int_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
 869                                   INT *value_ptr, INT new_val, UINT fWinIni )
 870 {
 871     BOOL ret = save_int_param( regkey, value, value_ptr, new_val, fWinIni );
 872     if (ret) spi_loaded[idx] = TRUE;
 873     return ret;
 874 }
 875
 876 /* set a uint parameter in the registry */
 877 static inline BOOL set_uint_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
 878                                    UINT *value_ptr, UINT new_val, UINT fWinIni )
 879 {
 880     return set_uint_param_mirrored( idx, regkey, NULL, value, value_ptr, new_val, fWinIni );
 881 }
 882
 883 /* set a boolean parameter that is mirrored in two different registry locations */
 884 static inline BOOL set_bool_param_mirrored( unsigned int idx, LPCWSTR regkey, LPCWSTR regkey_mirror,
 885                                             LPCWSTR value, BOOL *value_ptr, BOOL new_val, UINT fWinIni )
 886 {
 887     return set_uint_param_mirrored( idx, regkey, regkey_mirror, value,
 888                                     (UINT *)value_ptr, new_val, fWinIni );
 889 }
 890
 891 /* set a boolean parameter in the registry */
 892 static inline BOOL set_bool_param( unsigned int idx, LPCWSTR regkey, LPCWSTR value,
 893                                    BOOL *value_ptr, BOOL new_val, UINT fWinIni )
 894 {
 895     return set_uint_param( idx, regkey, value, (UINT *)value_ptr, new_val, fWinIni );
 896 }
 897
 898 /* load a boolean parameter from the user preference key */
 899 static BOOL get_user_pref_param( UINT offset, UINT mask, BOOL *ret_ptr )
 900 {
 901     if (!ret_ptr) return FALSE;
 902
 903     if (!spi_loaded[SPI_USERPREFERENCEMASK_IDX])
 904     {
 905         SYSPARAMS_LoadRaw( SPI_USERPREFERENCEMASK_REGKEY,
 906                            SPI_USERPREFERENCEMASK_VALNAME,
 907                            user_prefs, sizeof(user_prefs) );
 908         spi_loaded[SPI_USERPREFERENCEMASK_IDX] = TRUE;
 909     }
 910     *ret_ptr = (user_prefs[offset] & mask) != 0;
 911     return TRUE;
 912 }
 913
 914 /* set a boolean parameter in the user preference key */
 915 static BOOL set_user_pref_param( UINT offset, UINT mask, BOOL value, BOOL fWinIni )
 916 {
 917     SYSPARAMS_LoadRaw( SPI_USERPREFERENCEMASK_REGKEY,
 918                        SPI_USERPREFERENCEMASK_VALNAME,
 919                        user_prefs, sizeof(user_prefs) );
 920     spi_loaded[SPI_USERPREFERENCEMASK_IDX] = TRUE;
 921
 922     if (value) user_prefs[offset] |= mask;
 923     else user_prefs[offset] &= ~mask;
 924
 925     SYSPARAMS_SaveRaw( SPI_USERPREFERENCEMASK_REGKEY,
 926                        SPI_USERPREFERENCEMASK_VALNAME,
 927                        user_prefs, sizeof(user_prefs), REG_BINARY, fWinIni );
 928     return TRUE;
 929 }
 930
 931 /***********************************************************************
 932  *           SYSPARAMS_Init
 933  *
 934  * Initialisation of the system metrics array.
 935  */
 936 void SYSPARAMS_Init(void)
 937 {
 938     HKEY hkey; /* key to the window metrics area of the registry */
 939     int i, r, g, b;
 940     char buffer[100];
 941     HBITMAP h55AABitmap;
 942
 943     /* initialize system colors */
 944
 945     if (RegCreateKeyExA(HKEY_CURRENT_USER, "Control Panel\\Colors", 0, 0, 0, KEY_ALL_ACCESS, 0, &hkey, 0))
 946         hkey = 0;
 947     for (i = 0; i < NUM_SYS_COLORS; i++)
 948     {
 949         BOOL bOk = FALSE;
 950
 951         /* first try, registry */
 952         if (hkey)
 953         {
 954             DWORD dwDataSize = sizeof(buffer);
 955             if (!(RegQueryValueExA(hkey,DefSysColors[i*2], 0, 0, (LPBYTE) buffer, &dwDataSize)))
 956                 if (sscanf( buffer, "%d %d %d", &r, &g, &b ) == 3) bOk = TRUE;
 957         }
 958
 959         /* second try, win.ini */
 960         if (!bOk)
 961         {
 962             GetProfileStringA( "colors", DefSysColors[i*2], DefSysColors[i*2+1], buffer, 100 );
 963             if (sscanf( buffer, " %d %d %d", &r, &g, &b ) == 3) bOk = TRUE;
 964         }
 965
 966         /* last chance, take the default */
 967         if (!bOk)
 968         {
 969             int iNumColors = sscanf( DefSysColors[i*2+1], " %d %d %d", &r, &g, &b );
 970             assert (iNumColors==3);
 971         }
 972
 973         SYSPARAMS_SetSysColor( i, RGB(r,g,b) );
 974     }
 975     if (hkey) RegCloseKey( hkey );
 976
 977     /* create 55AA bitmap */
 978
 979     h55AABitmap = CreateBitmap( 8, 8, 1, 1, wPattern55AA );
 980     SYSCOLOR_55AABrush = CreatePatternBrush( h55AABitmap );
 981     __wine_make_gdi_object_system( SYSCOLOR_55AABrush, TRUE );
 982 }
 983
 984
 985 /***********************************************************************
 986  *              reg_get_logfont
 987  *
 988  *  Tries to retrieve logfont info from the specified key and value
 989  */
 990 static BOOL reg_get_logfont(LPCWSTR key, LPCWSTR value, LOGFONTW *lf)
 991 {
 992     HKEY hkey;
 993     LOGFONTW lfbuf;
 994     DWORD type, size;
 995     BOOL found = FALSE;
 996     HKEY base_keys[2];
 997     int i;
 998
 999     base_keys[0] = get_volatile_regkey();
1000     base_keys[1] = HKEY_CURRENT_USER;
1001
1002     for(i = 0; i < 2 && !found; i++)
1003     {
1004         if(RegOpenKeyW(base_keys[i], key, &hkey) == ERROR_SUCCESS)
1005         {
1006             size = sizeof(lfbuf);
1007             if(RegQueryValueExW(hkey, value, NULL, &type, (LPBYTE)&lfbuf, &size) == ERROR_SUCCESS &&
1008                     type == REG_BINARY)
1009             {
1010                 if( size == sizeof(lfbuf))
1011                 {
1012                     found = TRUE;
1013                     memcpy(lf, &lfbuf, size);
1014                 } else if( size == sizeof( LOGFONT16))
1015                 {    /* win9x-winME format */
1016                     found = TRUE;
1017                     SYSPARAMS_LogFont16To32W( (LOGFONT16*) &lfbuf, lf);
1018                 } else
1019                     WARN("Unknown format in key %s value %s, size is %d\n",
1020                             debugstr_w( key), debugstr_w( value), size);
1021             }
1022             RegCloseKey(hkey);
1023         }
1024     }
1025     if( found && lf->lfHeight > 0) {
1026         /* positive height value means points ( inch/72 ) */
1027         lf->lfHeight = -MulDiv( lf->lfHeight, get_display_dpi(), 72);
1028     }
1029     return found;
1030 }
1031
1032 /* load all the minimized metrics */
1033 static void load_minimized_metrics(void)
1034 {
1035     HKEY hkey;
1036     if (RegOpenKeyExW (HKEY_CURRENT_USER, METRICS_REGKEY,
1037                        0, KEY_QUERY_VALUE, &hkey) != ERROR_SUCCESS) hkey = 0;
1038
1039     minimized_metrics.iWidth = max( get_reg_metric(hkey,
1040             METRICS_MINWIDTH_VALNAME, minimized_metrics.iWidth), 0);
1041     minimized_metrics.iHorzGap = max( get_reg_metric(hkey,
1042             METRICS_MINHORZGAP_VALNAME, minimized_metrics.iHorzGap), 0);
1043     minimized_metrics.iVertGap = max( get_reg_metric(hkey,
1044             METRICS_MINVERTGAP_VALNAME, minimized_metrics.iVertGap), 0);
1045     minimized_metrics.iArrange = 0x0f & get_reg_metric(hkey,
1046             METRICS_MINARRANGE_VALNAME, minimized_metrics.iArrange);
1047
1048     if (hkey) RegCloseKey( hkey );
1049     spi_loaded[SPI_MINIMIZEDMETRICS_IDX] = TRUE;
1050 }
1051
1052 /* adjust some of the raw values found in the registry */
1053 static void normalize_nonclientmetrics( NONCLIENTMETRICSW *pncm)
1054 {
1055     TEXTMETRICW tm;
1056     if( pncm->iBorderWidth < 1) pncm->iBorderWidth = 1;
1057     if( pncm->iCaptionWidth < 8) pncm->iCaptionWidth = 8;
1058     if( pncm->iScrollWidth < 8) pncm->iScrollWidth = 8;
1059     if( pncm->iScrollHeight < 8) pncm->iScrollHeight = 8;
1060
1061     /* get some extra metrics */
1062     get_text_metr_size( get_display_dc(), &pncm->lfMenuFont,
1063             &tmMenuFont, NULL);
1064     get_text_metr_size( get_display_dc(), &pncm->lfCaptionFont,
1065             NULL, &CaptionFontAvCharWidth);
1066
1067     /* adjust some heights to the corresponding font */
1068     pncm->iMenuHeight = max( pncm->iMenuHeight,
1069             2 + tmMenuFont.tmHeight + tmMenuFont.tmExternalLeading);
1070     get_text_metr_size( get_display_dc(), &pncm->lfCaptionFont, &tm, NULL);
1071     pncm->iCaptionHeight = max( pncm->iCaptionHeight, 2 + tm.tmHeight);
1072     get_text_metr_size( get_display_dc(), &pncm->lfSmCaptionFont, &tm, NULL);
1073     pncm->iSmCaptionHeight = max( pncm->iSmCaptionHeight, 2 + tm.tmHeight);
1074 }
1075
1076 /* load all the non-client metrics */
1077 static void load_nonclient_metrics(void)
1078 {
1079     HKEY hkey;
1080     NONCLIENTMETRICSW ncm;
1081     INT r;
1082
1083     ncm.cbSize = sizeof (ncm);
1084     if (RegOpenKeyExW (HKEY_CURRENT_USER, METRICS_REGKEY,
1085                        0, KEY_QUERY_VALUE, &hkey) != ERROR_SUCCESS) hkey = 0;
1086
1087     /* initialize geometry entries */
1088     ncm.iBorderWidth =  get_reg_metric(hkey, METRICS_BORDERWIDTH_VALNAME, 1);
1089     ncm.iScrollWidth = get_reg_metric(hkey, METRICS_SCROLLWIDTH_VALNAME, 16);
1090     ncm.iScrollHeight = get_reg_metric(hkey, METRICS_SCROLLHEIGHT_VALNAME, 16);
1091
1092     /* size of the normal caption buttons */
1093     ncm.iCaptionHeight = get_reg_metric(hkey, METRICS_CAPTIONHEIGHT_VALNAME, 18);
1094     ncm.iCaptionWidth = get_reg_metric(hkey, METRICS_CAPTIONWIDTH_VALNAME, ncm.iCaptionHeight);
1095
1096     /* caption font metrics */
1097     if (!reg_get_logfont(METRICS_REGKEY, METRICS_CAPTIONLOGFONT_VALNAME, &ncm.lfCaptionFont))
1098     {
1099         SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &ncm.lfCaptionFont, 0 );
1100         ncm.lfCaptionFont.lfWeight = FW_BOLD;
1101     }
1102
1103     /* size of the small caption buttons */
1104     ncm.iSmCaptionWidth = get_reg_metric(hkey, METRICS_SMCAPTIONWIDTH_VALNAME, 13);
1105     ncm.iSmCaptionHeight = get_reg_metric(hkey, METRICS_SMCAPTIONHEIGHT_VALNAME, 15);
1106
1107     /* small caption font metrics */
1108     if (!reg_get_logfont(METRICS_REGKEY, METRICS_SMCAPTIONLOGFONT_VALNAME, &ncm.lfSmCaptionFont))
1109         SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &ncm.lfSmCaptionFont, 0 );
1110
1111     /* menus, FIXME: names of wine.conf entries are bogus */
1112
1113     /* size of the menu (MDI) buttons */
1114     ncm.iMenuHeight = get_reg_metric(hkey, METRICS_MENUHEIGHT_VALNAME, 18);
1115     ncm.iMenuWidth = get_reg_metric(hkey, METRICS_MENUWIDTH_VALNAME, ncm.iMenuHeight);
1116
1117     /* menu font metrics */
1118     if (!reg_get_logfont(METRICS_REGKEY, METRICS_MENULOGFONT_VALNAME, &ncm.lfMenuFont))
1119     {
1120         SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &ncm.lfMenuFont, 0 );
1121         GetProfileStringW( Desktop, MenuFont, ncm.lfCaptionFont.lfFaceName,
1122                            ncm.lfMenuFont.lfFaceName, LF_FACESIZE );
1123         r = GetProfileIntW( Desktop, MenuFontSize, 0 );
1124         if (r)
1125             ncm.lfMenuFont.lfHeight = -r;
1126         ncm.lfMenuFont.lfWeight = FW_NORMAL;
1127     }
1128
1129     /* status bar font metrics */
1130     if (!reg_get_logfont(METRICS_REGKEY, METRICS_STATUSLOGFONT_VALNAME, &ncm.lfStatusFont))
1131     {
1132         SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &ncm.lfStatusFont, 0 );
1133         GetProfileStringW( Desktop, StatusFont, ncm.lfCaptionFont.lfFaceName,
1134                            ncm.lfStatusFont.lfFaceName, LF_FACESIZE );
1135         r = GetProfileIntW( Desktop, StatusFontSize, 0 );
1136         if (r)
1137             ncm.lfStatusFont.lfHeight = -r;
1138         ncm.lfStatusFont.lfWeight = FW_NORMAL;
1139     }
1140
1141     /* message font metrics */
1142     if (!reg_get_logfont(METRICS_REGKEY, METRICS_MESSAGELOGFONT_VALNAME, &ncm.lfMessageFont))
1143     {
1144         SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0, &ncm.lfMessageFont, 0 );
1145         GetProfileStringW( Desktop, MessageFont, ncm.lfCaptionFont.lfFaceName,
1146                            ncm.lfMessageFont.lfFaceName, LF_FACESIZE );
1147         r = GetProfileIntW( Desktop, MessageFontSize, 0 );
1148         if (r)
1149             ncm.lfMessageFont.lfHeight = -r;
1150         ncm.lfMessageFont.lfWeight = FW_NORMAL;
1151     }
1152
1153     /* some extra fields not in the nonclient structure */
1154     icon_size.cx = icon_size.cy = get_reg_metric( hkey, METRICS_ICONSIZE_VALNAME, 32 );
1155
1156     if (hkey) RegCloseKey( hkey );
1157     normalize_nonclientmetrics( &ncm);
1158     nonclient_metrics = ncm;
1159     spi_loaded[SPI_NONCLIENTMETRICS_IDX] = TRUE;
1160 }
1161
1162 static BOOL CALLBACK enum_monitors( HMONITOR monitor, HDC hdc, LPRECT rect, LPARAM lp )
1163 {
1164     MONITORINFO mi;
1165
1166     mi.cbSize = sizeof(mi);
1167     if (GetMonitorInfoW( monitor, &mi ) && (mi.dwFlags & MONITORINFOF_PRIMARY))
1168     {
1169         LPRECT work = (LPRECT)lp;
1170         *work = mi.rcWork;
1171         return FALSE;
1172     }
1173     return TRUE;
1174 }
1175
1176 /***********************************************************************
1177  *              SystemParametersInfoW (USER32.@)
1178  *
1179  *     Each system parameter has flag which shows whether the parameter
1180  * is loaded or not. Parameters, stored directly in SysParametersInfo are
1181  * loaded from registry only when they are requested and the flag is
1182  * "false", after the loading the flag is set to "true". On interprocess
1183  * notification of the parameter change the corresponding parameter flag is
1184  * set to "false". The parameter value will be reloaded when it is requested
1185  * the next time.
1186  *     Parameters, backed by or depend on GetSystemMetrics are processed
1187  * differently. These parameters are always loaded. They are reloaded right
1188  * away on interprocess change notification. We can't do lazy loading because
1189  * we don't want to complicate GetSystemMetrics.
1190  *     Parameters, backed by X settings are read from corresponding setting.
1191  * On the parameter change request the setting is changed. Interprocess change
1192  * notifications are ignored.
1193  *     When parameter value is updated the changed value is stored in permanent
1194  * registry branch if saving is requested. Otherwise it is stored
1195  * in temporary branch
1196  *
1197  * Some SPI values can also be stored as Twips values in the registry,
1198  * don't forget the conversion!
1199  */
1200 BOOL WINAPI SystemParametersInfoW( UINT uiAction, UINT uiParam,
1201                                    PVOID pvParam, UINT fWinIni )
1202 {
1203 #define WINE_SPI_FIXME(x) \
1204     case x: \
1205         { \
1206             static BOOL warn = TRUE; \
1207             if (warn) \
1208             { \
1209                 warn = FALSE; \
1210                 FIXME( "Unimplemented action: %u (%s)\n", x, #x ); \
1211             } \
1212         } \
1213         SetLastError( ERROR_INVALID_SPI_VALUE ); \
1214         ret = FALSE; \
1215         break
1216 #define WINE_SPI_WARN(x) \
1217     case x: \
1218         WARN( "Ignored action: %u (%s)\n", x, #x ); \
1219         break
1220
1221     BOOL ret = TRUE;
1222     unsigned spi_idx = 0;
1223
1224     switch (uiAction)
1225     {
1226     case SPI_GETBEEP:                           /*      1 */
1227         if (!pvParam) return FALSE;
1228
1229         spi_idx = SPI_SETBEEP_IDX;
1230         if (!spi_loaded[spi_idx])
1231         {
1232             WCHAR buf[5];
1233
1234             if (SYSPARAMS_Load( SPI_SETBEEP_REGKEY, SPI_SETBEEP_VALNAME, buf, sizeof(buf) ))
1235                 beep_active  = !lstrcmpiW( Yes, buf );
1236             spi_loaded[spi_idx] = TRUE;
1237         }
1238
1239         *(BOOL *)pvParam = beep_active;
1240         break;
1241
1242     case SPI_SETBEEP:                           /*      2 */
1243         spi_idx = SPI_SETBEEP_IDX;
1244         if (SYSPARAMS_Save( SPI_SETBEEP_REGKEY, SPI_SETBEEP_VALNAME,
1245                             (uiParam ? Yes : No), fWinIni ))
1246         {
1247             beep_active = uiParam;
1248             spi_loaded[spi_idx] = TRUE;
1249         }
1250         else
1251             ret = FALSE;
1252         break;
1253
1254     case SPI_GETMOUSE:                          /*      3 */
1255         if (!pvParam) return FALSE;
1256
1257         spi_idx = SPI_SETMOUSE_IDX;
1258         if (!spi_loaded[spi_idx])
1259         {
1260             WCHAR buf[12];
1261
1262             if (SYSPARAMS_Load( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME1,
1263                                 buf, sizeof(buf) ))
1264                 mouse_threshold1 = atoiW( buf );
1265             if (SYSPARAMS_Load( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME2,
1266                                 buf, sizeof(buf) ))
1267                 mouse_threshold2 = atoiW( buf );
1268             if (SYSPARAMS_Load( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME3,
1269                                 buf, sizeof(buf) ))
1270                 mouse_speed = atoiW( buf );
1271             spi_loaded[spi_idx] = TRUE;
1272         }
1273         ((INT *)pvParam)[0] = mouse_threshold1;
1274         ((INT *)pvParam)[1] = mouse_threshold2;
1275         ((INT *)pvParam)[2] = mouse_speed;
1276         break;
1277
1278     case SPI_SETMOUSE:                          /*      4 */
1279     {
1280         if (!pvParam) return FALSE;
1281         ret = set_int_param( SPI_SETMOUSE_IDX, SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME1,
1282                              &mouse_threshold1, ((INT *)pvParam)[0], fWinIni);
1283         if( ret) {
1284             save_int_param( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME2,
1285                             &mouse_threshold2, ((INT *)pvParam)[1], fWinIni);
1286             save_int_param( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME3,
1287                             &mouse_speed, ((INT *)pvParam)[2], fWinIni);
1288         }
1289         break;
1290     }
1291
1292     case SPI_GETBORDER:
1293         ret = get_twips_param( SPI_SETBORDER_IDX,
1294                                SPI_SETBORDER_REGKEY,
1295                                SPI_SETBORDER_VALNAME,
1296                                &border, pvParam );
1297         if( *(INT*)pvParam < 1) *(INT*)pvParam = 1;
1298         break;
1299
1300     case SPI_SETBORDER:
1301         nonclient_metrics.iBorderWidth = uiParam > 0 ? uiParam : 1;
1302         /* raw value goes to registry */
1303         ret = set_uint_param( SPI_SETBORDER_IDX,
1304                               SPI_SETBORDER_REGKEY,
1305                               SPI_SETBORDER_VALNAME,
1306                               &border, uiParam, fWinIni );
1307         break;
1308
1309     case SPI_GETKEYBOARDSPEED:
1310         ret = get_uint_param( SPI_SETKEYBOARDSPEED_IDX,
1311                               SPI_SETKEYBOARDSPEED_REGKEY,
1312                               SPI_SETKEYBOARDSPEED_VALNAME,
1313                               &keyboard_speed, pvParam );
1314         break;
1315
1316     case SPI_SETKEYBOARDSPEED:
1317         if (uiParam > 31) uiParam = 31;
1318         ret = set_uint_param( SPI_SETKEYBOARDSPEED_IDX,
1319                               SPI_SETKEYBOARDSPEED_REGKEY,
1320                               SPI_SETKEYBOARDSPEED_VALNAME,
1321                               &keyboard_speed, uiParam, fWinIni );
1322         break;
1323
1324     /* not implemented in Windows */
1325     WINE_SPI_WARN(SPI_LANGDRIVER);              /*     12 */
1326
1327     case SPI_ICONHORIZONTALSPACING:
1328         if (pvParam != NULL)
1329         {
1330             ret = get_twips_param( SPI_ICONHORIZONTALSPACING_IDX,
1331                                    SPI_ICONHORIZONTALSPACING_REGKEY,
1332                                    SPI_ICONHORIZONTALSPACING_VALNAME,
1333                                    (UINT*)&icon_metrics.iHorzSpacing, pvParam );
1334         }
1335         else
1336         {
1337             if (uiParam < 32) uiParam = 32;
1338             ret = set_uint_param( SPI_ICONHORIZONTALSPACING_IDX,
1339                                   SPI_ICONHORIZONTALSPACING_REGKEY,
1340                                   SPI_ICONHORIZONTALSPACING_VALNAME,
1341                                   (UINT*)&icon_metrics.iHorzSpacing, uiParam, fWinIni );
1342         }
1343         break;
1344
1345     case SPI_GETSCREENSAVETIMEOUT:
1346         ret = get_uint_param( SPI_SETSCREENSAVETIMEOUT_IDX,
1347                               SPI_SETSCREENSAVETIMEOUT_REGKEY,
1348                               SPI_SETSCREENSAVETIMEOUT_VALNAME,
1349                               &screensave_timeout, pvParam );
1350         break;
1351
1352     case SPI_SETSCREENSAVETIMEOUT:
1353         ret = set_uint_param( SPI_SETSCREENSAVETIMEOUT_IDX,
1354                               SPI_SETSCREENSAVETIMEOUT_REGKEY,
1355                               SPI_SETSCREENSAVETIMEOUT_VALNAME,
1356                               &screensave_timeout, uiParam, fWinIni );
1357         break;
1358
1359     case SPI_GETSCREENSAVEACTIVE:               /*     16 */
1360         if (!pvParam) return FALSE;
1361         *(BOOL *)pvParam = USER_Driver->pGetScreenSaveActive();
1362         break;
1363
1364     case SPI_SETSCREENSAVEACTIVE:               /*     17 */
1365     {
1366         WCHAR buf[12];
1367
1368         wsprintfW(buf, CSu, uiParam);
1369         USER_Driver->pSetScreenSaveActive( uiParam );
1370         /* saved value does not affect Wine */
1371         SYSPARAMS_Save( SPI_SETSCREENSAVEACTIVE_REGKEY,
1372                         SPI_SETSCREENSAVEACTIVE_VALNAME,
1373                         buf, fWinIni );
1374         break;
1375     }
1376
1377     case SPI_GETGRIDGRANULARITY:
1378         ret = get_uint_param( SPI_SETGRIDGRANULARITY_IDX,
1379                               SPI_SETGRIDGRANULARITY_REGKEY,
1380                               SPI_SETGRIDGRANULARITY_VALNAME,
1381                               &grid_granularity, pvParam );
1382         break;
1383
1384     case SPI_SETGRIDGRANULARITY:
1385         ret = set_uint_param( SPI_SETGRIDGRANULARITY_IDX,
1386                               SPI_SETGRIDGRANULARITY_REGKEY,
1387                               SPI_SETGRIDGRANULARITY_VALNAME,
1388                               &grid_granularity, uiParam, fWinIni );
1389         break;
1390
1391     case SPI_SETDESKWALLPAPER:                  /*     20 */
1392         if (!pvParam || !SetDeskWallPaper( pvParam )) return FALSE;
1393         SYSPARAMS_Save(SPI_SETDESKWALLPAPER_REGKEY, SPI_SETDESKWALLPAPER_VALNAME, pvParam, fWinIni);
1394         break;
1395
1396     case SPI_SETDESKPATTERN:                    /*     21 */
1397         /* FIXME: the ability to specify a pattern in pvParam
1398            doesn't seem to be documented for Win32 */
1399         if ((INT16)uiParam == -1)
1400         {
1401             WCHAR buf[256];
1402             GetProfileStringW( Desktop, Pattern,
1403                                defPattern,
1404                                buf, sizeof(buf)/sizeof(WCHAR) );
1405             ret = DESKTOP_SetPattern( buf );
1406         } else
1407             ret = DESKTOP_SetPattern( pvParam );
1408         break;
1409
1410     case SPI_GETKEYBOARDDELAY:
1411         ret = get_uint_param( SPI_SETKEYBOARDDELAY_IDX,
1412                               SPI_SETKEYBOARDDELAY_REGKEY,
1413                               SPI_SETKEYBOARDDELAY_VALNAME,
1414                               &keyboard_delay, pvParam );
1415         break;
1416
1417     case SPI_SETKEYBOARDDELAY:
1418         ret = set_uint_param( SPI_SETKEYBOARDDELAY_IDX,
1419                               SPI_SETKEYBOARDDELAY_REGKEY,
1420                               SPI_SETKEYBOARDDELAY_VALNAME,
1421                               &keyboard_delay, uiParam, fWinIni );
1422         break;
1423
1424     case SPI_ICONVERTICALSPACING:
1425         if (pvParam != NULL)
1426         {
1427             ret = get_twips_param( SPI_ICONVERTICALSPACING_IDX,
1428                                    SPI_ICONVERTICALSPACING_REGKEY,
1429                                    SPI_ICONVERTICALSPACING_VALNAME,
1430                                    (UINT*)&icon_metrics.iVertSpacing, pvParam );
1431             if( icon_metrics.iVertSpacing < 32)
1432                 icon_metrics.iVertSpacing = 32;
1433         }
1434         else
1435         {
1436             if (uiParam < 32) uiParam = 32;
1437             ret = set_uint_param( SPI_ICONVERTICALSPACING_IDX,
1438                                   SPI_ICONVERTICALSPACING_REGKEY,
1439                                   SPI_ICONVERTICALSPACING_VALNAME,
1440                                   (UINT*)&icon_metrics.iVertSpacing, uiParam, fWinIni );
1441         }
1442         break;
1443
1444     case SPI_GETICONTITLEWRAP:
1445         ret = get_bool_param( SPI_SETICONTITLEWRAP_IDX,
1446                               SPI_SETICONTITLEWRAP_REGKEY1,
1447                               SPI_SETICONTITLEWRAP_VALNAME,
1448                               &icon_metrics.iTitleWrap, pvParam );
1449         break;
1450
1451     case SPI_SETICONTITLEWRAP:
1452         ret = set_bool_param_mirrored( SPI_SETICONTITLEWRAP_IDX,
1453                                        SPI_SETICONTITLEWRAP_REGKEY1,
1454                                        SPI_SETICONTITLEWRAP_REGKEY2,
1455                                        SPI_SETICONTITLEWRAP_VALNAME,
1456                                        &icon_metrics.iTitleWrap, uiParam, fWinIni );
1457         break;
1458
1459     case SPI_GETMENUDROPALIGNMENT:
1460         ret = get_uint_param( SPI_SETMENUDROPALIGNMENT_IDX,
1461                               SPI_SETMENUDROPALIGNMENT_REGKEY1,
1462                               SPI_SETMENUDROPALIGNMENT_VALNAME,
1463                               &menu_drop_alignment, pvParam );
1464         break;
1465
1466     case SPI_SETMENUDROPALIGNMENT:
1467         ret = set_uint_param_mirrored( SPI_SETMENUDROPALIGNMENT_IDX,
1468                                        SPI_SETMENUDROPALIGNMENT_REGKEY1,
1469                                        SPI_SETMENUDROPALIGNMENT_REGKEY2,
1470                                        SPI_SETMENUDROPALIGNMENT_VALNAME,
1471                                        &menu_drop_alignment, uiParam, fWinIni );
1472         break;
1473
1474     case SPI_SETDOUBLECLKWIDTH:
1475         ret = set_uint_param_mirrored( SPI_SETDOUBLECLKWIDTH_IDX,
1476                                        SPI_SETDOUBLECLKWIDTH_REGKEY1,
1477                                        SPI_SETDOUBLECLKWIDTH_REGKEY2,
1478                                        SPI_SETDOUBLECLKWIDTH_VALNAME,
1479                                        &double_click_width, uiParam, fWinIni );
1480         break;
1481
1482     case SPI_SETDOUBLECLKHEIGHT:
1483         ret = set_uint_param_mirrored( SPI_SETDOUBLECLKHEIGHT_IDX,
1484                                        SPI_SETDOUBLECLKHEIGHT_REGKEY1,
1485                                        SPI_SETDOUBLECLKHEIGHT_REGKEY2,
1486                                        SPI_SETDOUBLECLKHEIGHT_VALNAME,
1487                                        &double_click_height, uiParam, fWinIni );
1488         break;
1489
1490     case SPI_GETICONTITLELOGFONT:
1491     {
1492         LOGFONTW lfDefault;
1493
1494         if (!pvParam) return FALSE;
1495
1496         spi_idx = SPI_SETICONTITLELOGFONT_IDX;
1497         if (!spi_loaded[spi_idx])
1498         {
1499             if (!reg_get_logfont( SPI_SETICONTITLELOGFONT_REGKEY,
1500                                   SPI_SETICONTITLELOGFONT_VALNAME, &icon_metrics.lfFont ))
1501             {
1502                 INT r;
1503
1504                 /*
1505                  * The 'default GDI fonts' seems to be returned.
1506                  * If a returned font is not a correct font in your environment,
1507                  * please try to fix objects/gdiobj.c at first.
1508                  */
1509                 GetObjectW( GetStockObject( DEFAULT_GUI_FONT ), sizeof(LOGFONTW), &lfDefault );
1510
1511                 GetProfileStringW( Desktop, IconTitleFaceName,
1512                                    lfDefault.lfFaceName,
1513                                    icon_metrics.lfFont.lfFaceName,
1514                                    LF_FACESIZE );
1515
1516                 r = GetProfileIntW( Desktop, IconTitleSize, 0 );
1517                 if (r)
1518                     icon_metrics.lfFont.lfHeight = -r;
1519                 else
1520                     icon_metrics.lfFont.lfHeight = lfDefault.lfHeight;
1521
1522                 icon_metrics.lfFont.lfWidth = 0;
1523                 icon_metrics.lfFont.lfEscapement = icon_metrics.lfFont.lfOrientation = 0;
1524                 icon_metrics.lfFont.lfWeight = FW_NORMAL;
1525                 icon_metrics.lfFont.lfItalic = FALSE;
1526                 icon_metrics.lfFont.lfStrikeOut = FALSE;
1527                 icon_metrics.lfFont.lfUnderline = FALSE;
1528                 icon_metrics.lfFont.lfCharSet = lfDefault.lfCharSet; /* at least 'charset' should not be hard-coded */
1529                 icon_metrics.lfFont.lfOutPrecision = OUT_DEFAULT_PRECIS;
1530                 icon_metrics.lfFont.lfClipPrecision = CLIP_DEFAULT_PRECIS;
1531                 icon_metrics.lfFont.lfQuality = DEFAULT_QUALITY;
1532                 icon_metrics.lfFont.lfPitchAndFamily = DEFAULT_PITCH;
1533                 spi_loaded[spi_idx] = TRUE;
1534             }
1535         }
1536         *(LOGFONTW *)pvParam = icon_metrics.lfFont;
1537         break;
1538     }
1539
1540     case SPI_SETDOUBLECLICKTIME:
1541         ret = set_uint_param( SPI_SETDOUBLECLICKTIME_IDX,
1542                               SPI_SETDOUBLECLICKTIME_REGKEY,
1543                               SPI_SETDOUBLECLICKTIME_VALNAME,
1544                               &double_click_time, uiParam, fWinIni );
1545         break;
1546
1547     case SPI_SETMOUSEBUTTONSWAP:
1548         ret = set_bool_param( SPI_SETMOUSEBUTTONSWAP_IDX,
1549                               SPI_SETMOUSEBUTTONSWAP_REGKEY,
1550                               SPI_SETMOUSEBUTTONSWAP_VALNAME,
1551                               &swap_buttons, uiParam, fWinIni );
1552         break;
1553
1554     case SPI_SETICONTITLELOGFONT:               /*     34 */
1555         if( uiParam == sizeof(LOGFONTW)) {
1556             ret = SYSPARAMS_SaveLogFont( SPI_SETICONTITLELOGFONT_REGKEY,
1557                     SPI_SETICONTITLELOGFONT_VALNAME, pvParam, fWinIni);
1558             if( ret) {
1559                 icon_metrics.lfFont = *(LOGFONTW *)pvParam;
1560                 spi_loaded[SPI_SETICONTITLELOGFONT_IDX] = TRUE;
1561             }
1562         } else
1563             ret = FALSE;
1564         break;
1565
1566     case SPI_GETFASTTASKSWITCH:                 /*     35 */
1567         if (!pvParam) return FALSE;
1568         *(BOOL *)pvParam = 1;
1569         break;
1570
1571     case SPI_SETFASTTASKSWITCH:                 /*     36 */
1572         /* the action is disabled */
1573         ret = FALSE;
1574         break;
1575
1576     case SPI_SETDRAGFULLWINDOWS:
1577         ret = set_bool_param( SPI_SETDRAGFULLWINDOWS_IDX,
1578                               SPI_SETDRAGFULLWINDOWS_REGKEY,
1579                               SPI_SETDRAGFULLWINDOWS_VALNAME,
1580                               &drag_full_windows, uiParam, fWinIni );
1581         break;
1582
1583     case SPI_GETDRAGFULLWINDOWS:
1584         ret = get_bool_param( SPI_SETDRAGFULLWINDOWS_IDX,
1585                               SPI_SETDRAGFULLWINDOWS_REGKEY,
1586                               SPI_SETDRAGFULLWINDOWS_VALNAME,
1587                               &drag_full_windows, pvParam );
1588         break;
1589
1590     case SPI_GETNONCLIENTMETRICS:
1591     {
1592         LPNONCLIENTMETRICSW lpnm = pvParam;
1593
1594         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
1595
1596         if (lpnm && lpnm->cbSize == sizeof(NONCLIENTMETRICSW))
1597             *lpnm = nonclient_metrics;
1598         else
1599             ret = FALSE;
1600         break;
1601     }
1602
1603     case SPI_SETNONCLIENTMETRICS:
1604     {
1605         LPNONCLIENTMETRICSW lpnm = pvParam;
1606
1607         if (lpnm && lpnm->cbSize == sizeof(NONCLIENTMETRICSW))
1608         {
1609             NONCLIENTMETRICSW ncm;
1610             ret = set_uint_param( SPI_SETBORDER_IDX,
1611                     SPI_SETBORDER_REGKEY, SPI_SETBORDER_VALNAME,
1612                     &border, lpnm->iBorderWidth, fWinIni );
1613             if( ret) ret = save_int_param( METRICS_REGKEY,
1614                     METRICS_SCROLLWIDTH_VALNAME, NULL,
1615                     lpnm->iScrollWidth, fWinIni );
1616             if( ret) ret = save_int_param( METRICS_REGKEY,
1617                     METRICS_SCROLLHEIGHT_VALNAME, NULL,
1618                     lpnm->iScrollHeight, fWinIni );
1619             if( ret) ret = save_int_param( METRICS_REGKEY,
1620                     METRICS_CAPTIONWIDTH_VALNAME, NULL,
1621                     lpnm->iCaptionWidth, fWinIni );
1622             if( ret) ret = save_int_param( METRICS_REGKEY,
1623                     METRICS_CAPTIONHEIGHT_VALNAME, NULL,
1624                     lpnm->iCaptionHeight, fWinIni );
1625             if( ret) ret = save_int_param( METRICS_REGKEY,
1626                     METRICS_SMCAPTIONWIDTH_VALNAME, NULL,
1627                     lpnm->iSmCaptionWidth, fWinIni );
1628             if( ret) ret = save_int_param( METRICS_REGKEY,
1629                     METRICS_SMCAPTIONHEIGHT_VALNAME, NULL,
1630                     lpnm->iSmCaptionHeight, fWinIni );
1631             if( ret) ret = save_int_param( METRICS_REGKEY,
1632                     METRICS_MENUWIDTH_VALNAME, NULL,
1633                     lpnm->iMenuWidth, fWinIni );
1634             if( ret) ret = save_int_param( METRICS_REGKEY,
1635                     METRICS_MENUHEIGHT_VALNAME, NULL,
1636                     lpnm->iMenuHeight, fWinIni );
1637             if( ret) ret = SYSPARAMS_SaveLogFont(
1638                     METRICS_REGKEY, METRICS_MENULOGFONT_VALNAME,
1639                     &lpnm->lfMenuFont, fWinIni);
1640             if( ret) ret = SYSPARAMS_SaveLogFont(
1641                     METRICS_REGKEY, METRICS_CAPTIONLOGFONT_VALNAME,
1642                     &lpnm->lfCaptionFont, fWinIni);
1643             if( ret) ret = SYSPARAMS_SaveLogFont(
1644                     METRICS_REGKEY, METRICS_SMCAPTIONLOGFONT_VALNAME,
1645                     &lpnm->lfSmCaptionFont, fWinIni);
1646             if( ret) ret = SYSPARAMS_SaveLogFont(
1647                     METRICS_REGKEY, METRICS_STATUSLOGFONT_VALNAME,
1648                     &lpnm->lfStatusFont, fWinIni);
1649             if( ret) ret = SYSPARAMS_SaveLogFont(
1650                     METRICS_REGKEY, METRICS_MESSAGELOGFONT_VALNAME,
1651                     &lpnm->lfMessageFont, fWinIni);
1652             if( ret) {
1653                 ncm = *lpnm;
1654                 normalize_nonclientmetrics( &ncm);
1655                 nonclient_metrics = ncm;
1656                 spi_loaded[SPI_NONCLIENTMETRICS_IDX] = TRUE;
1657             }
1658         }
1659         break;
1660     }
1661
1662     case SPI_GETMINIMIZEDMETRICS:
1663     {
1664         MINIMIZEDMETRICS * lpMm = pvParam;
1665         if (lpMm && lpMm->cbSize == sizeof(*lpMm)) {
1666             if( spi_loaded[SPI_MINIMIZEDMETRICS_IDX]) load_minimized_metrics();
1667             *lpMm = minimized_metrics;
1668         } else
1669             ret = FALSE;
1670         break;
1671     }
1672
1673     case SPI_SETMINIMIZEDMETRICS:
1674     {
1675         MINIMIZEDMETRICS * lpMm = pvParam;
1676         if (lpMm && lpMm->cbSize == sizeof(*lpMm)) {
1677             ret = save_int_param( METRICS_REGKEY, METRICS_MINWIDTH_VALNAME,
1678                                   &minimized_metrics.iWidth, max( lpMm->iWidth, 0), fWinIni);
1679             if( ret) ret = save_int_param( METRICS_REGKEY,
1680                                            METRICS_MINHORZGAP_VALNAME, &minimized_metrics.iHorzGap,
1681                                            max( lpMm->iHorzGap, 0), fWinIni);
1682             if( ret) ret = save_int_param( METRICS_REGKEY,
1683                                            METRICS_MINVERTGAP_VALNAME, &minimized_metrics.iVertGap,
1684                                            max( lpMm->iVertGap, 0), fWinIni);
1685             if( ret) ret = save_int_param( METRICS_REGKEY,
1686                                            METRICS_MINARRANGE_VALNAME, &minimized_metrics.iArrange,
1687                                            0x0f & lpMm->iArrange, fWinIni);
1688             if( ret) spi_loaded[SPI_MINIMIZEDMETRICS_IDX] = TRUE;
1689         } else
1690             ret = FALSE;
1691         break;
1692     }
1693
1694     case SPI_GETICONMETRICS:
1695     {
1696         LPICONMETRICSW lpIcon = pvParam;
1697         if(lpIcon && lpIcon->cbSize == sizeof(*lpIcon))
1698         {
1699             SystemParametersInfoW( SPI_ICONHORIZONTALSPACING, 0,
1700                                    &lpIcon->iHorzSpacing, FALSE );
1701             SystemParametersInfoW( SPI_ICONVERTICALSPACING, 0,
1702                                    &lpIcon->iVertSpacing, FALSE );
1703             SystemParametersInfoW( SPI_GETICONTITLEWRAP, 0,
1704                                    &lpIcon->iTitleWrap, FALSE );
1705             SystemParametersInfoW( SPI_GETICONTITLELOGFONT, 0,
1706                                    &lpIcon->lfFont, FALSE );
1707         }
1708         else
1709         {
1710             ret = FALSE;
1711         }
1712         break;
1713     }
1714
1715     case SPI_SETICONMETRICS:
1716     {
1717         LPICONMETRICSW lpIcon = pvParam;
1718         if (lpIcon && lpIcon->cbSize == sizeof(*lpIcon)) {
1719             ret = set_int_param( SPI_ICONVERTICALSPACING_IDX,
1720                                  SPI_ICONVERTICALSPACING_REGKEY,
1721                                  SPI_ICONVERTICALSPACING_VALNAME,
1722                                  &icon_metrics.iVertSpacing,
1723                                  lpIcon->iVertSpacing, fWinIni);
1724             if( ret) {
1725                 ret = set_int_param( SPI_ICONHORIZONTALSPACING_IDX,
1726                                      SPI_ICONHORIZONTALSPACING_REGKEY,
1727                                      SPI_ICONHORIZONTALSPACING_VALNAME,
1728                                      &icon_metrics.iHorzSpacing,
1729                                      lpIcon->iHorzSpacing, fWinIni );
1730             }
1731             if( ret) {
1732                 ret = set_bool_param_mirrored( SPI_SETICONTITLEWRAP_IDX,
1733                     SPI_SETICONTITLEWRAP_REGKEY1, SPI_SETICONTITLEWRAP_REGKEY2,
1734                     SPI_SETICONTITLEWRAP_VALNAME, &icon_metrics.iTitleWrap,
1735                     lpIcon->iTitleWrap, fWinIni );
1736             }
1737             if( ret) ret = SYSPARAMS_SaveLogFont( SPI_SETICONTITLELOGFONT_REGKEY,
1738                     SPI_SETICONTITLELOGFONT_VALNAME, &lpIcon->lfFont, fWinIni);
1739             if( ret) {
1740                 icon_metrics.lfFont = lpIcon->lfFont;
1741                 spi_loaded[SPI_SETICONTITLELOGFONT_IDX] = TRUE;
1742             }
1743         } else
1744             ret = FALSE;
1745         break;
1746     }
1747
1748     case SPI_SETWORKAREA:                       /*     47  WINVER >= 0x400 */
1749     {
1750         if (!pvParam) return FALSE;
1751
1752         spi_idx = SPI_SETWORKAREA_IDX;
1753         CopyRect( &work_area, pvParam );
1754         spi_loaded[spi_idx] = TRUE;
1755         break;
1756     }
1757
1758     case SPI_GETWORKAREA:                       /*     48  WINVER >= 0x400 */
1759     {
1760         if (!pvParam) return FALSE;
1761
1762         spi_idx = SPI_SETWORKAREA_IDX;
1763         if (!spi_loaded[spi_idx])
1764         {
1765             SetRect( &work_area, 0, 0,
1766                      GetSystemMetrics( SM_CXSCREEN ),
1767                      GetSystemMetrics( SM_CYSCREEN ) );
1768             EnumDisplayMonitors( 0, NULL, enum_monitors, (LPARAM)&work_area );
1769             spi_loaded[spi_idx] = TRUE;
1770         }
1771         CopyRect( pvParam, &work_area );
1772         TRACE("work area %s\n", wine_dbgstr_rect( &work_area ));
1773         break;
1774     }
1775
1776     WINE_SPI_FIXME(SPI_SETPENWINDOWS);          /*     49  WINVER >= 0x400 */
1777
1778     case SPI_GETFILTERKEYS:                     /*     50 */
1779     {
1780         LPFILTERKEYS lpFilterKeys = pvParam;
1781         WARN("SPI_GETFILTERKEYS not fully implemented\n");
1782         if (lpFilterKeys && lpFilterKeys->cbSize == sizeof(FILTERKEYS))
1783         {
1784             /* Indicate that no FilterKeys feature available */
1785             lpFilterKeys->dwFlags = 0;
1786             lpFilterKeys->iWaitMSec = 0;
1787             lpFilterKeys->iDelayMSec = 0;
1788             lpFilterKeys->iRepeatMSec = 0;
1789             lpFilterKeys->iBounceMSec = 0;
1790          }
1791         else
1792         {
1793             ret = FALSE;
1794         }
1795         break;
1796     }
1797     WINE_SPI_FIXME(SPI_SETFILTERKEYS);          /*     51 */
1798
1799     case SPI_GETTOGGLEKEYS:                     /*     52 */
1800     {
1801         LPTOGGLEKEYS lpToggleKeys = pvParam;
1802         WARN("SPI_GETTOGGLEKEYS not fully implemented\n");
1803         if (lpToggleKeys && lpToggleKeys->cbSize == sizeof(TOGGLEKEYS))
1804         {
1805             /* Indicate that no ToggleKeys feature available */
1806             lpToggleKeys->dwFlags = 0;
1807         }
1808         else
1809         {
1810             ret = FALSE;
1811         }
1812         break;
1813     }
1814     WINE_SPI_FIXME(SPI_SETTOGGLEKEYS);          /*     53 */
1815
1816     case SPI_GETMOUSEKEYS:                      /*     54 */
1817     {
1818         LPMOUSEKEYS lpMouseKeys = pvParam;
1819         WARN("SPI_GETMOUSEKEYS not fully implemented\n");
1820         if (lpMouseKeys && lpMouseKeys->cbSize == sizeof(MOUSEKEYS))
1821         {
1822             /* Indicate that no MouseKeys feature available */
1823             lpMouseKeys->dwFlags = 0;
1824             lpMouseKeys->iMaxSpeed = 360;
1825             lpMouseKeys->iTimeToMaxSpeed = 1000;
1826             lpMouseKeys->iCtrlSpeed = 0;
1827             lpMouseKeys->dwReserved1 = 0;
1828             lpMouseKeys->dwReserved2 = 0;
1829         }
1830         else
1831         {
1832             ret = FALSE;
1833         }
1834         break;
1835     }
1836     WINE_SPI_FIXME(SPI_SETMOUSEKEYS);           /*     55 */
1837
1838     case SPI_GETSHOWSOUNDS:
1839         ret = get_bool_param( SPI_SETSHOWSOUNDS_IDX,
1840                               SPI_SETSHOWSOUNDS_REGKEY,
1841                               SPI_SETSHOWSOUNDS_VALNAME,
1842                               &show_sounds, pvParam );
1843         break;
1844
1845     case SPI_SETSHOWSOUNDS:
1846         ret = set_bool_param( SPI_SETSHOWSOUNDS_IDX,
1847                               SPI_SETSHOWSOUNDS_REGKEY,
1848                               SPI_SETSHOWSOUNDS_VALNAME,
1849                               &show_sounds, uiParam, fWinIni );
1850         break;
1851
1852     case SPI_GETSTICKYKEYS:                     /*     58 */
1853     {
1854         LPSTICKYKEYS lpStickyKeys = pvParam;
1855         WARN("SPI_GETSTICKYKEYS not fully implemented\n");
1856         if (lpStickyKeys && lpStickyKeys->cbSize == sizeof(STICKYKEYS))
1857         {
1858             /* Indicate that no StickyKeys feature available */
1859             lpStickyKeys->dwFlags = 0;
1860         }
1861         else
1862         {
1863             ret = FALSE;
1864         }
1865         break;
1866     }
1867     WINE_SPI_FIXME(SPI_SETSTICKYKEYS);          /*     59 */
1868
1869     case SPI_GETACCESSTIMEOUT:                  /*     60 */
1870     {
1871         LPACCESSTIMEOUT lpAccessTimeout = pvParam;
1872         WARN("SPI_GETACCESSTIMEOUT not fully implemented\n");
1873         if (lpAccessTimeout && lpAccessTimeout->cbSize == sizeof(ACCESSTIMEOUT))
1874         {
1875             /* Indicate that no accessibility features timeout is available */
1876             lpAccessTimeout->dwFlags = 0;
1877             lpAccessTimeout->iTimeOutMSec = 0;
1878         }
1879         else
1880         {
1881             ret = FALSE;
1882         }
1883         break;
1884     }
1885     WINE_SPI_FIXME(SPI_SETACCESSTIMEOUT);       /*     61 */
1886
1887     case SPI_GETSERIALKEYS:                     /*     62  WINVER >= 0x400 */
1888     {
1889         LPSERIALKEYSW lpSerialKeysW = pvParam;
1890         WARN("SPI_GETSERIALKEYS not fully implemented\n");
1891         if (lpSerialKeysW && lpSerialKeysW->cbSize == sizeof(SERIALKEYSW))
1892         {
1893             /* Indicate that no SerialKeys feature available */
1894             lpSerialKeysW->dwFlags = 0;
1895             lpSerialKeysW->lpszActivePort = NULL;
1896             lpSerialKeysW->lpszPort = NULL;
1897             lpSerialKeysW->iBaudRate = 0;
1898             lpSerialKeysW->iPortState = 0;
1899         }
1900         else
1901         {
1902             ret = FALSE;
1903         }
1904         break;
1905     }
1906     WINE_SPI_FIXME(SPI_SETSERIALKEYS);          /*     63  WINVER >= 0x400 */
1907
1908     case SPI_GETSOUNDSENTRY:                    /*     64 */
1909     {
1910         LPSOUNDSENTRYW lpSoundSentryW = pvParam;
1911         WARN("SPI_GETSOUNDSENTRY not fully implemented\n");
1912         if (lpSoundSentryW && lpSoundSentryW->cbSize == sizeof(SOUNDSENTRYW))
1913         {
1914             /* Indicate that no SoundSentry feature available */
1915             lpSoundSentryW->dwFlags = 0;
1916             lpSoundSentryW->iFSTextEffect = 0;
1917             lpSoundSentryW->iFSTextEffectMSec = 0;
1918             lpSoundSentryW->iFSTextEffectColorBits = 0;
1919             lpSoundSentryW->iFSGrafEffect = 0;
1920             lpSoundSentryW->iFSGrafEffectMSec = 0;
1921             lpSoundSentryW->iFSGrafEffectColor = 0;
1922             lpSoundSentryW->iWindowsEffect = 0;
1923             lpSoundSentryW->iWindowsEffectMSec = 0;
1924             lpSoundSentryW->lpszWindowsEffectDLL = 0;
1925             lpSoundSentryW->iWindowsEffectOrdinal = 0;
1926         }
1927         else
1928         {
1929             ret = FALSE;
1930         }
1931         break;
1932     }
1933     WINE_SPI_FIXME(SPI_SETSOUNDSENTRY);         /*     65 */
1934
1935     case SPI_GETHIGHCONTRAST:                   /*     66  WINVER >= 0x400 */
1936     {
1937         LPHIGHCONTRASTW lpHighContrastW = pvParam;
1938         WARN("SPI_GETHIGHCONTRAST not fully implemented\n");
1939         if (lpHighContrastW && lpHighContrastW->cbSize == sizeof(HIGHCONTRASTW))
1940         {
1941             /* Indicate that no high contrast feature available */
1942             lpHighContrastW->dwFlags = 0;
1943             lpHighContrastW->lpszDefaultScheme = NULL;
1944         }
1945         else
1946         {
1947             ret = FALSE;
1948         }
1949         break;
1950     }
1951     WINE_SPI_FIXME(SPI_SETHIGHCONTRAST);        /*     67  WINVER >= 0x400 */
1952
1953     case SPI_GETKEYBOARDPREF:
1954         ret = get_bool_param( SPI_SETKEYBOARDPREF_IDX,
1955                               SPI_SETKEYBOARDPREF_REGKEY,
1956                               SPI_SETKEYBOARDPREF_VALNAME,
1957                               &keyboard_pref, pvParam );
1958         break;
1959
1960     case SPI_SETKEYBOARDPREF:
1961         ret = set_bool_param( SPI_SETKEYBOARDPREF_IDX,
1962                               SPI_SETKEYBOARDPREF_REGKEY,
1963                               SPI_SETKEYBOARDPREF_VALNAME,
1964                               &keyboard_pref, uiParam, fWinIni );
1965         break;
1966
1967     case SPI_GETSCREENREADER:
1968         ret = get_bool_param( SPI_SETSCREENREADER_IDX,
1969                               SPI_SETSCREENREADER_REGKEY,
1970                               SPI_SETSCREENREADER_VALNAME,
1971                               &screen_reader, pvParam );
1972         break;
1973
1974     case SPI_SETSCREENREADER:
1975         ret = set_bool_param( SPI_SETSCREENREADER_IDX,
1976                               SPI_SETSCREENREADER_REGKEY,
1977                               SPI_SETSCREENREADER_VALNAME,
1978                               &screen_reader, uiParam, fWinIni );
1979         break;
1980
1981     case SPI_GETANIMATION:                      /*     72  WINVER >= 0x400 */
1982     {
1983         LPANIMATIONINFO lpAnimInfo = pvParam;
1984
1985         /* Tell it "disabled" */
1986         if (lpAnimInfo && lpAnimInfo->cbSize == sizeof(ANIMATIONINFO))
1987             lpAnimInfo->iMinAnimate = 0; /* Minimise and restore animation is disabled (nonzero == enabled) */
1988         else
1989             ret = FALSE;
1990         break;
1991     }
1992     WINE_SPI_WARN(SPI_SETANIMATION);            /*     73  WINVER >= 0x400 */
1993
1994     case SPI_GETFONTSMOOTHING:
1995     {
1996         UINT tmpval;
1997         ret = get_uint_param( SPI_SETFONTSMOOTHING_IDX,
1998                               SPI_SETFONTSMOOTHING_REGKEY,
1999                               SPI_SETFONTSMOOTHING_VALNAME,
2000                               &font_smoothing, &tmpval );
2001         if (!pvParam) ret = FALSE;
2002
2003         if (ret)
2004             *(UINT *) pvParam = ( tmpval != 0);
2005         break;
2006     }
2007     case SPI_SETFONTSMOOTHING:
2008         uiParam = uiParam ? 2 : 0; /* Win NT4/2k/XP behavior */
2009         ret = set_uint_param( SPI_SETFONTSMOOTHING_IDX,
2010                               SPI_SETFONTSMOOTHING_REGKEY,
2011                               SPI_SETFONTSMOOTHING_VALNAME,
2012                               &font_smoothing, uiParam, fWinIni );
2013         break;
2014
2015     WINE_SPI_FIXME(SPI_SETDRAGWIDTH);           /*     76  WINVER >= 0x400 */
2016     WINE_SPI_FIXME(SPI_SETDRAGHEIGHT);          /*     77  WINVER >= 0x400 */
2017
2018     WINE_SPI_FIXME(SPI_SETHANDHELD);            /*     78  WINVER >= 0x400 */
2019
2020     WINE_SPI_FIXME(SPI_GETLOWPOWERTIMEOUT);     /*     79  WINVER >= 0x400 */
2021     WINE_SPI_FIXME(SPI_GETPOWEROFFTIMEOUT);     /*     80  WINVER >= 0x400 */
2022     WINE_SPI_FIXME(SPI_SETLOWPOWERTIMEOUT);     /*     81  WINVER >= 0x400 */
2023     WINE_SPI_FIXME(SPI_SETPOWEROFFTIMEOUT);     /*     82  WINVER >= 0x400 */
2024
2025     case SPI_GETLOWPOWERACTIVE:
2026         ret = get_bool_param( SPI_SETLOWPOWERACTIVE_IDX,
2027                               SPI_SETLOWPOWERACTIVE_REGKEY,
2028                               SPI_SETLOWPOWERACTIVE_VALNAME,
2029                               &lowpoweractive, pvParam );
2030         break;
2031
2032     case SPI_GETPOWEROFFACTIVE:
2033         ret = get_bool_param( SPI_SETPOWEROFFACTIVE_IDX,
2034                               SPI_SETPOWEROFFACTIVE_REGKEY,
2035                               SPI_SETPOWEROFFACTIVE_VALNAME,
2036                               &poweroffactive, pvParam );
2037         break;
2038
2039     case SPI_SETLOWPOWERACTIVE:
2040         ret = set_bool_param( SPI_SETLOWPOWERACTIVE_IDX,
2041                               SPI_SETLOWPOWERACTIVE_REGKEY,
2042                               SPI_SETLOWPOWERACTIVE_VALNAME,
2043                               &lowpoweractive, uiParam, fWinIni );
2044         break;
2045
2046     case SPI_SETPOWEROFFACTIVE:
2047         ret = set_bool_param( SPI_SETPOWEROFFACTIVE_IDX,
2048                               SPI_SETPOWEROFFACTIVE_REGKEY,
2049                               SPI_SETPOWEROFFACTIVE_VALNAME,
2050                               &poweroffactive, uiParam, fWinIni );
2051         break;
2052
2053     WINE_SPI_FIXME(SPI_SETCURSORS);             /*     87  WINVER >= 0x400 */
2054     WINE_SPI_FIXME(SPI_SETICONS);               /*     88  WINVER >= 0x400 */
2055
2056     case SPI_GETDEFAULTINPUTLANG:       /*     89  WINVER >= 0x400 */
2057         ret = GetKeyboardLayout(0) ? TRUE : FALSE;
2058         break;
2059
2060     WINE_SPI_FIXME(SPI_SETDEFAULTINPUTLANG);    /*     90  WINVER >= 0x400 */
2061
2062     WINE_SPI_FIXME(SPI_SETLANGTOGGLE);          /*     91  WINVER >= 0x400 */
2063
2064     case SPI_GETWINDOWSEXTENSION:               /*     92  WINVER >= 0x400 */
2065         WARN("pretend no support for Win9x Plus! for now.\n");
2066         ret = FALSE; /* yes, this is the result value */
2067         break;
2068
2069     WINE_SPI_FIXME(SPI_SETMOUSETRAILS);         /*     93  WINVER >= 0x400 */
2070     WINE_SPI_FIXME(SPI_GETMOUSETRAILS);         /*     94  WINVER >= 0x400 */
2071
2072     case SPI_GETSNAPTODEFBUTTON:                /*     95  WINVER >= 0x400 */
2073         ret = get_bool_param( SPI_SETSNAPTODEFBUTTON_IDX,
2074                               SPI_SETSNAPTODEFBUTTON_REGKEY,
2075                               SPI_SETSNAPTODEFBUTTON_VALNAME,
2076                               &snap_to_default_button, pvParam );
2077         break;
2078
2079     case SPI_SETSNAPTODEFBUTTON:                /*     96  WINVER >= 0x400 */
2080         ret = set_bool_param( SPI_SETSNAPTODEFBUTTON_IDX,
2081                               SPI_SETSNAPTODEFBUTTON_REGKEY,
2082                               SPI_SETSNAPTODEFBUTTON_VALNAME,
2083                               &snap_to_default_button, uiParam, fWinIni );
2084         break;
2085
2086     case SPI_SETSCREENSAVERRUNNING:
2087         ret = set_bool_param( SPI_SETSCREENSAVERRUNNING_IDX,
2088                               SPI_SETSCREENSAVERRUNNING_REGKEY,
2089                               SPI_SETSCREENSAVERRUNNING_VALNAME,
2090                               &screensaver_running, uiParam, fWinIni );
2091         break;
2092
2093     case SPI_GETMOUSEHOVERWIDTH:
2094         ret = get_uint_param( SPI_SETMOUSEHOVERWIDTH_IDX,
2095                               SPI_SETMOUSEHOVERWIDTH_REGKEY,
2096                               SPI_SETMOUSEHOVERWIDTH_VALNAME,
2097                               &mouse_hover_width, pvParam );
2098         break;
2099
2100     case SPI_SETMOUSEHOVERWIDTH:
2101         ret = set_uint_param( SPI_SETMOUSEHOVERWIDTH_IDX,
2102                               SPI_SETMOUSEHOVERWIDTH_REGKEY,
2103                               SPI_SETMOUSEHOVERWIDTH_VALNAME,
2104                               &mouse_hover_width, uiParam, fWinIni );
2105         break;
2106
2107     case SPI_GETMOUSEHOVERHEIGHT:
2108         ret = get_uint_param( SPI_SETMOUSEHOVERHEIGHT_IDX,
2109                               SPI_SETMOUSEHOVERHEIGHT_REGKEY,
2110                               SPI_SETMOUSEHOVERHEIGHT_VALNAME,
2111                               &mouse_hover_height, pvParam );
2112         break;
2113
2114     case SPI_SETMOUSEHOVERHEIGHT:
2115         ret = set_uint_param( SPI_SETMOUSEHOVERHEIGHT_IDX,
2116                               SPI_SETMOUSEHOVERHEIGHT_REGKEY,
2117                               SPI_SETMOUSEHOVERHEIGHT_VALNAME,
2118                               &mouse_hover_height, uiParam, fWinIni );
2119         break;
2120
2121     case SPI_GETMOUSEHOVERTIME:
2122         ret = get_uint_param( SPI_SETMOUSEHOVERTIME_IDX,
2123                               SPI_SETMOUSEHOVERTIME_REGKEY,
2124                               SPI_SETMOUSEHOVERTIME_VALNAME,
2125                               &mouse_hover_time, pvParam );
2126         break;
2127
2128     case SPI_SETMOUSEHOVERTIME:
2129         ret = set_uint_param( SPI_SETMOUSEHOVERTIME_IDX,
2130                               SPI_SETMOUSEHOVERTIME_REGKEY,
2131                               SPI_SETMOUSEHOVERTIME_VALNAME,
2132                               &mouse_hover_time, uiParam, fWinIni );
2133         break;
2134
2135     case SPI_GETWHEELSCROLLLINES:
2136         ret = get_uint_param( SPI_SETMOUSESCROLLLINES_IDX,
2137                               SPI_SETMOUSESCROLLLINES_REGKEY,
2138                               SPI_SETMOUSESCROLLLINES_VALNAME,
2139                               &mouse_scroll_lines, pvParam );
2140         break;
2141
2142     case SPI_SETWHEELSCROLLLINES:
2143         ret = set_uint_param( SPI_SETMOUSESCROLLLINES_IDX,
2144                               SPI_SETMOUSESCROLLLINES_REGKEY,
2145                               SPI_SETMOUSESCROLLLINES_VALNAME,
2146                               &mouse_scroll_lines, uiParam, fWinIni );
2147         break;
2148
2149     case SPI_GETMENUSHOWDELAY:
2150         ret = get_uint_param( SPI_SETMENUSHOWDELAY_IDX,
2151                               SPI_SETMENUSHOWDELAY_REGKEY,
2152                               SPI_SETMENUSHOWDELAY_VALNAME,
2153                               &menu_show_delay, pvParam );
2154         break;
2155
2156     case SPI_SETMENUSHOWDELAY:
2157         ret = set_uint_param( SPI_SETMENUSHOWDELAY_IDX,
2158                               SPI_SETMENUSHOWDELAY_REGKEY,
2159                               SPI_SETMENUSHOWDELAY_VALNAME,
2160                               &menu_show_delay, uiParam, fWinIni );
2161         break;
2162
2163     case SPI_GETWHEELSCROLLCHARS:                       /*    108  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
2164         ret = get_uint_param( SPI_SETMOUSESCROLLCHARS_IDX,
2165                               SPI_SETMOUSESCROLLCHARS_REGKEY,
2166                               SPI_SETMOUSESCROLLCHARS_VALNAME,
2167                               &mouse_scroll_chars, pvParam );
2168         break;
2169
2170     case SPI_SETWHEELSCROLLCHARS:                       /*    109  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
2171         ret = set_uint_param( SPI_SETMOUSESCROLLCHARS_IDX,
2172                               SPI_SETMOUSESCROLLCHARS_REGKEY,
2173                               SPI_SETMOUSESCROLLCHARS_VALNAME,
2174                               &mouse_scroll_chars, uiParam, fWinIni );
2175         break;
2176
2177     WINE_SPI_FIXME(SPI_GETSHOWIMEUI);           /*    110  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
2178     WINE_SPI_FIXME(SPI_SETSHOWIMEUI);           /*    111  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
2179
2180     case SPI_GETMOUSESPEED:             /*    112  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2181         ret = get_uint_param( SPI_SETMOUSESPEED_IDX,
2182                               SPI_SETMOUSESPEED_REGKEY,
2183                               SPI_SETMOUSESPEED_VALNAME,
2184                               &mouse_sensitivity, pvParam );
2185         break;
2186
2187     case SPI_SETMOUSESPEED:                     /*    113  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2188         ret = set_uint_param( SPI_SETMOUSESPEED_IDX,
2189                               SPI_SETMOUSESPEED_REGKEY,
2190                               SPI_SETMOUSESPEED_VALNAME,
2191                               &mouse_sensitivity, PtrToInt(pvParam), fWinIni );
2192
2193         break;
2194
2195     case SPI_GETSCREENSAVERRUNNING:
2196         ret = get_bool_param( SPI_SETSCREENSAVERRUNNING_IDX,
2197                               SPI_SETSCREENSAVERRUNNING_REGKEY,
2198                               SPI_SETSCREENSAVERRUNNING_VALNAME,
2199                               &screensaver_running, pvParam );
2200         break;
2201
2202     case SPI_GETDESKWALLPAPER:                  /*    115  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2203     {
2204         WCHAR buf[MAX_PATH];
2205
2206         if (!pvParam) return FALSE;
2207
2208         if (uiParam > MAX_PATH)
2209         {
2210             uiParam = MAX_PATH;
2211         }
2212
2213         if (SYSPARAMS_Load(SPI_SETDESKWALLPAPER_REGKEY, SPI_SETDESKWALLPAPER_VALNAME, buf, sizeof(buf)))
2214         {
2215             lstrcpynW(pvParam, buf, uiParam);
2216         }
2217         else
2218         {
2219             /* Return an empty string */
2220             memset(pvParam, 0, uiParam);
2221         }
2222
2223         break;
2224     }
2225
2226     WINE_SPI_FIXME(SPI_GETACTIVEWINDOWTRACKING);/* 0x1000  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2227     WINE_SPI_FIXME(SPI_SETACTIVEWINDOWTRACKING);/* 0x1001  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2228     case SPI_GETMENUANIMATION:             /* 0x1002  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2229         ret = get_user_pref_param( 0, 0x02, pvParam );
2230         break;
2231
2232     case SPI_SETMENUANIMATION:             /* 0x1003  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2233         ret = set_user_pref_param( 0, 0x02, PtrToUlong(pvParam), fWinIni );
2234         break;
2235
2236     case SPI_GETCOMBOBOXANIMATION:         /* 0x1004  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2237         ret = get_user_pref_param( 0, 0x04, pvParam );
2238         break;
2239
2240     case SPI_SETCOMBOBOXANIMATION:         /* 0x1005  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2241         ret = set_user_pref_param( 0, 0x04, PtrToUlong(pvParam), fWinIni );
2242         break;
2243
2244     case SPI_GETLISTBOXSMOOTHSCROLLING:    /* 0x1006  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2245         ret = get_user_pref_param( 0, 0x08, pvParam );
2246         break;
2247
2248     case SPI_SETLISTBOXSMOOTHSCROLLING:    /* 0x1007  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2249         ret = set_user_pref_param( 0, 0x08, PtrToUlong(pvParam), fWinIni );
2250         break;
2251
2252     case SPI_GETGRADIENTCAPTIONS:
2253         ret = get_user_pref_param( 0, 0x10, pvParam );
2254         break;
2255
2256     case SPI_SETGRADIENTCAPTIONS:
2257         ret = set_user_pref_param( 0, 0x10, PtrToUlong(pvParam), fWinIni );
2258         break;
2259
2260     case SPI_GETKEYBOARDCUES:
2261         ret = get_user_pref_param( 0, 0x20, pvParam );
2262         break;
2263
2264     case SPI_SETKEYBOARDCUES:
2265         ret = set_user_pref_param( 0, 0x20, PtrToUlong(pvParam), fWinIni );
2266         break;
2267
2268     WINE_SPI_FIXME(SPI_GETACTIVEWNDTRKZORDER);  /* 0x100C  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2269     WINE_SPI_FIXME(SPI_SETACTIVEWNDTRKZORDER);  /* 0x100D  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2270     case SPI_GETHOTTRACKING:
2271         ret = get_user_pref_param( 0, 0x80, pvParam );
2272         break;
2273
2274     case SPI_SETHOTTRACKING:
2275         ret = set_user_pref_param( 0, 0x80, PtrToUlong(pvParam), fWinIni );
2276         break;
2277
2278     WINE_SPI_FIXME(SPI_GETMENUFADE);            /* 0x1012  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2279     WINE_SPI_FIXME(SPI_SETMENUFADE);            /* 0x1013  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2280     case SPI_GETSELECTIONFADE:                  /* 0x1014  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2281         ret = get_user_pref_param( 1, 0x04, pvParam );
2282         break;
2283
2284     case SPI_SETSELECTIONFADE:                  /* 0x1015  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2285         ret = set_user_pref_param( 1, 0x04, PtrToUlong(pvParam), fWinIni );
2286         break;
2287
2288     case SPI_GETTOOLTIPANIMATION:               /* 0x1016  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2289         ret = get_user_pref_param( 1, 0x08, pvParam );
2290         break;
2291
2292     case SPI_SETTOOLTIPANIMATION:               /* 0x1017  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2293         ret = set_user_pref_param( 1, 0x08, PtrToUlong(pvParam), fWinIni );
2294         break;
2295
2296     case SPI_GETTOOLTIPFADE:                    /* 0x1018  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2297         ret = get_user_pref_param( 1, 0x10, pvParam );
2298         break;
2299
2300     case SPI_SETTOOLTIPFADE:                    /* 0x1019  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2301         ret = set_user_pref_param( 1, 0x10, PtrToUlong(pvParam), fWinIni );
2302         break;
2303
2304     case SPI_GETCURSORSHADOW:                   /* 0x101A  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2305         ret = get_user_pref_param( 1, 0x20, pvParam );
2306         break;
2307
2308     case SPI_SETCURSORSHADOW:                   /* 0x101B  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2309         ret = set_user_pref_param( 1, 0x20, PtrToUlong(pvParam), fWinIni );
2310         break;
2311
2312     WINE_SPI_FIXME(SPI_GETMOUSESONAR);          /* 0x101C  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
2313     WINE_SPI_FIXME(SPI_SETMOUSESONAR);          /* 0x101D  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
2314     WINE_SPI_FIXME(SPI_GETMOUSECLICKLOCK);      /* 0x101E  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
2315     WINE_SPI_FIXME(SPI_SETMOUSECLICKLOCK);      /* 0x101F  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
2316     WINE_SPI_FIXME(SPI_GETMOUSEVANISH);         /* 0x1020  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
2317     WINE_SPI_FIXME(SPI_SETMOUSEVANISH);         /* 0x1021  _WIN32_WINNT >= 0x510 || _WIN32_WINDOW >= 0x490*/
2318     case SPI_GETFLATMENU:
2319         ret = get_user_pref_param( 2, 0x02, pvParam );
2320         break;
2321
2322     case SPI_SETFLATMENU:
2323         ret = set_user_pref_param( 2, 0x02, PtrToUlong(pvParam), fWinIni );
2324         break;
2325
2326     WINE_SPI_FIXME(SPI_GETDROPSHADOW);          /* 0x1024  _WIN32_WINNT >= 0x510 */
2327     WINE_SPI_FIXME(SPI_SETDROPSHADOW);          /* 0x1025  _WIN32_WINNT >= 0x510 */
2328     WINE_SPI_FIXME(SPI_GETBLOCKSENDINPUTRESETS);
2329     WINE_SPI_FIXME(SPI_SETBLOCKSENDINPUTRESETS);
2330     case SPI_GETUIEFFECTS:
2331         ret = get_user_pref_param( 3, 0x80, pvParam );
2332         break;
2333
2334     case SPI_SETUIEFFECTS:
2335         /* FIXME: this probably should mask other UI effect values when unset */
2336         ret = set_user_pref_param( 3, 0x80, PtrToUlong(pvParam), fWinIni );
2337         break;
2338
2339     case SPI_GETFOREGROUNDLOCKTIMEOUT:          /* 0x2000  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2340         ret = get_uint_param( SPI_SETFOREGROUNDLOCKTIMEOUT_IDX,
2341                               SPI_SETFOREGROUNDLOCKTIMEOUT_REGKEY,
2342                               SPI_SETFOREGROUNDLOCKTIMEOUT_VALNAME,
2343                               &foreground_lock_timeout, pvParam );
2344         break;
2345
2346     case SPI_SETFOREGROUNDLOCKTIMEOUT:          /* 0x2001  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2347         /* FIXME: this should check that the calling thread
2348          * is able to change the foreground window */
2349         ret = set_uint_param( SPI_SETFOREGROUNDLOCKTIMEOUT_IDX,
2350                               SPI_SETFOREGROUNDLOCKTIMEOUT_REGKEY,
2351                               SPI_SETFOREGROUNDLOCKTIMEOUT_VALNAME,
2352                               &foreground_lock_timeout, PtrToUlong(pvParam), fWinIni );
2353         break;
2354
2355     WINE_SPI_FIXME(SPI_GETACTIVEWNDTRKTIMEOUT); /* 0x2002  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2356     WINE_SPI_FIXME(SPI_SETACTIVEWNDTRKTIMEOUT); /* 0x2003  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2357     WINE_SPI_FIXME(SPI_GETFOREGROUNDFLASHCOUNT);/* 0x2004  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2358     WINE_SPI_FIXME(SPI_SETFOREGROUNDFLASHCOUNT);/* 0x2005  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2359     case SPI_GETCARETWIDTH:          /* 0x2006  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2360         ret = get_uint_param( SPI_CARETWIDTH_IDX,
2361                               SPI_CARETWIDTH_REGKEY,
2362                               SPI_CARETWIDTH_VALNAME,
2363                               &caret_width, pvParam );
2364         break;
2365
2366     case SPI_SETCARETWIDTH:          /* 0x2007  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2367         ret = set_uint_param( SPI_CARETWIDTH_IDX,
2368                               SPI_CARETWIDTH_REGKEY,
2369                               SPI_CARETWIDTH_VALNAME,
2370                               &caret_width, uiParam, fWinIni );
2371         break;
2372
2373     WINE_SPI_FIXME(SPI_GETMOUSECLICKLOCKTIME);  /* 0x2008  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2374     WINE_SPI_FIXME(SPI_SETMOUSECLICKLOCKTIME);  /* 0x2009  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2375     case SPI_GETFONTSMOOTHINGTYPE:              /* 0x200A  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2376         spi_idx = SPI_SETFONTSMOOTHINGTYPE_IDX;
2377         if (!spi_loaded[spi_idx])
2378         {
2379             ret = SYSPARAMS_Load( SPI_SETFONTSMOOTHINGTYPE_REGKEY,
2380                                   SPI_SETFONTSMOOTHINGTYPE_VALNAME,
2381                                   (LPWSTR)&font_smoothing_type,
2382                                   sizeof(font_smoothing_type) );
2383             if ( ret) spi_loaded[spi_idx] = TRUE;
2384         }
2385         if (!pvParam) ret = FALSE;
2386
2387         if (ret)
2388             *(UINT *)pvParam = font_smoothing_type;
2389         break;
2390
2391     case SPI_SETFONTSMOOTHINGTYPE:              /* 0x200B  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
2392         spi_idx = SPI_SETFONTSMOOTHINGTYPE_IDX;
2393         if (SYSPARAMS_SaveRaw( SPI_SETFONTSMOOTHINGTYPE_REGKEY,
2394                                SPI_SETFONTSMOOTHINGTYPE_VALNAME,
2395                                (LPBYTE)&pvParam, sizeof(UINT), REG_DWORD, fWinIni ))
2396         {
2397             font_smoothing_type = PtrToUlong(pvParam);
2398             spi_loaded[spi_idx] = TRUE;
2399         }
2400         else
2401             ret = FALSE;
2402         break;
2403
2404     case SPI_GETFONTSMOOTHINGCONTRAST:          /* 0x200C  _WIN32_WINNT >= 0x510 */
2405         spi_idx = SPI_SETFONTSMOOTHINGCONTRAST_IDX;
2406         if (!spi_loaded[spi_idx])
2407         {
2408             ret = SYSPARAMS_Load( SPI_SETFONTSMOOTHINGCONTRAST_REGKEY,
2409                                   SPI_SETFONTSMOOTHINGCONTRAST_VALNAME,
2410                                   (LPWSTR)&font_smoothing_contrast,
2411                                   sizeof(font_smoothing_contrast) );
2412             if (ret)
2413                 spi_loaded[spi_idx] = TRUE;
2414         }
2415         if (!pvParam) ret = FALSE;
2416
2417         if (ret)
2418             *(UINT *)pvParam = font_smoothing_contrast;
2419         break;
2420
2421     case SPI_SETFONTSMOOTHINGCONTRAST:          /* 0x200D  _WIN32_WINNT >= 0x510 */
2422         spi_idx = SPI_SETFONTSMOOTHINGCONTRAST_IDX;
2423         if (SYSPARAMS_SaveRaw( SPI_SETFONTSMOOTHINGCONTRAST_REGKEY,
2424                                SPI_SETFONTSMOOTHINGCONTRAST_VALNAME,
2425                                (LPBYTE)&pvParam, sizeof(UINT), REG_DWORD, fWinIni ))
2426         {
2427             font_smoothing_contrast = PtrToUlong(pvParam);
2428             spi_loaded[spi_idx] = TRUE;
2429         }
2430         else
2431             ret = FALSE;
2432         break;
2433
2434     WINE_SPI_FIXME(SPI_GETFOCUSBORDERWIDTH);    /* 0x200E  _WIN32_WINNT >= 0x510 */
2435     WINE_SPI_FIXME(SPI_SETFOCUSBORDERWIDTH);    /* 0x200F  _WIN32_WINNT >= 0x510 */
2436     WINE_SPI_FIXME(SPI_GETFOCUSBORDERHEIGHT);    /* 0x2010  _WIN32_WINNT >= 0x510 */
2437     WINE_SPI_FIXME(SPI_SETFOCUSBORDERHEIGHT);    /* 0x2011  _WIN32_WINNT >= 0x510 */
2438     case SPI_GETFONTSMOOTHINGORIENTATION:       /* 0x2012 */
2439         spi_idx = SPI_SETFONTSMOOTHINGORIENTATION_IDX;
2440         if (!spi_loaded[spi_idx])
2441         {
2442             ret = SYSPARAMS_Load( SPI_SETFONTSMOOTHINGORIENTATION_REGKEY,
2443                                   SPI_SETFONTSMOOTHINGORIENTATION_VALNAME,
2444                                   (LPWSTR)&font_smoothing_orientation,
2445                                   sizeof(font_smoothing_orientation) );
2446             if (ret)
2447                 spi_loaded[spi_idx] = TRUE;
2448         }
2449         if (!pvParam) ret = FALSE;
2450
2451         if (ret)
2452             *(UINT *)pvParam = font_smoothing_orientation;
2453         break;
2454
2455     case SPI_SETFONTSMOOTHINGORIENTATION:       /* 0x2013 */
2456         spi_idx = SPI_SETFONTSMOOTHINGORIENTATION_IDX;
2457         if (SYSPARAMS_SaveRaw( SPI_SETFONTSMOOTHINGORIENTATION_REGKEY,
2458                                SPI_SETFONTSMOOTHINGORIENTATION_VALNAME,
2459                                (LPBYTE)&pvParam, sizeof(UINT), REG_DWORD, fWinIni ))
2460         {
2461             font_smoothing_orientation = PtrToUlong(pvParam);
2462             spi_loaded[spi_idx] = TRUE;
2463         }
2464         else
2465             ret = FALSE;
2466         break;
2467
2468     default:
2469         FIXME( "Unknown action: %u\n", uiAction );
2470         SetLastError( ERROR_INVALID_SPI_VALUE );
2471         ret = FALSE;
2472         break;
2473     }
2474
2475     if (ret)
2476         SYSPARAMS_NotifyChange( uiAction, fWinIni );
2477     TRACE("(%u, %u, %p, %u) ret %d\n",
2478             uiAction, uiParam, pvParam, fWinIni, ret);
2479     return ret;
2480
2481 #undef WINE_SPI_FIXME
2482 #undef WINE_SPI_WARN
2483 }
2484
2485
2486 /***********************************************************************
2487  *              SystemParametersInfo (USER.483)
2488  */
2489 BOOL16 WINAPI SystemParametersInfo16( UINT16 uAction, UINT16 uParam,
2490                                       LPVOID lpvParam, UINT16 fuWinIni )
2491 {
2492     BOOL16 ret;
2493
2494     TRACE("(%u, %u, %p, %u)\n", uAction, uParam, lpvParam, fuWinIni);
2495
2496     switch (uAction)
2497     {
2498     case SPI_GETBEEP:                           /*      1 */
2499     case SPI_GETSCREENSAVEACTIVE:               /*     16 */
2500     case SPI_GETICONTITLEWRAP:                  /*     25 */
2501     case SPI_GETMENUDROPALIGNMENT:              /*     27 */
2502     case SPI_GETFASTTASKSWITCH:                 /*     35 */
2503     case SPI_GETDRAGFULLWINDOWS:                /*     38  WINVER >= 0x0400 */
2504     {
2505         BOOL tmp;
2506         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
2507         if (ret && lpvParam)
2508             *(BOOL16 *)lpvParam = tmp;
2509         break;
2510     }
2511
2512     case SPI_GETBORDER:                         /*      5 */
2513     case SPI_ICONHORIZONTALSPACING:             /*     13 */
2514     case SPI_GETSCREENSAVETIMEOUT:              /*     14 */
2515     case SPI_GETGRIDGRANULARITY:                /*     18 */
2516     case SPI_GETKEYBOARDDELAY:                  /*     22 */
2517     case SPI_ICONVERTICALSPACING:               /*     24 */
2518     {
2519         INT tmp;
2520         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
2521         if (ret && lpvParam)
2522             *(INT16 *)lpvParam = tmp;
2523         break;
2524     }
2525
2526     case SPI_GETKEYBOARDSPEED:                  /*     10 */
2527     {
2528         DWORD tmp;
2529         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
2530         if (ret && lpvParam)
2531             *(WORD *)lpvParam = tmp;
2532         break;
2533     }
2534
2535     case SPI_GETICONTITLELOGFONT:               /*     31 */
2536     {
2537         LOGFONTA tmp;
2538         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
2539         if (ret && lpvParam)
2540             SYSPARAMS_LogFont32ATo16( &tmp, (LPLOGFONT16)lpvParam );
2541         break;
2542     }
2543
2544     case SPI_GETNONCLIENTMETRICS:               /*     41  WINVER >= 0x400 */
2545     {
2546         NONCLIENTMETRICSA tmp;
2547         LPNONCLIENTMETRICS16 lpnm16 = (LPNONCLIENTMETRICS16)lpvParam;
2548         if (lpnm16 && lpnm16->cbSize == sizeof(NONCLIENTMETRICS16))
2549         {
2550             tmp.cbSize = sizeof(NONCLIENTMETRICSA);
2551             ret = SystemParametersInfoA( uAction, uParam, &tmp, fuWinIni );
2552             if (ret)
2553                 SYSPARAMS_NonClientMetrics32ATo16( &tmp, lpnm16 );
2554         }
2555         else /* winfile 95 sets cbSize to 340 */
2556             ret = SystemParametersInfoA( uAction, uParam, lpvParam, fuWinIni );
2557         break;
2558     }
2559
2560     case SPI_GETWORKAREA:                       /*     48  WINVER >= 0x400 */
2561     {
2562         RECT tmp;
2563         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
2564         if (ret && lpvParam)
2565         {
2566             RECT16 *r16 = lpvParam;
2567             r16->left   = tmp.left;
2568             r16->top    = tmp.top;
2569             r16->right  = tmp.right;
2570             r16->bottom = tmp.bottom;
2571         }
2572         break;
2573     }
2574
2575     case SPI_GETMOUSEHOVERWIDTH:                /*     98  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
2576     case SPI_GETMOUSEHOVERHEIGHT:               /*    100  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
2577     case SPI_GETMOUSEHOVERTIME:                 /*    102  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
2578     {
2579         UINT tmp;
2580         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
2581         if (ret && lpvParam)
2582             *(UINT16 *)lpvParam = tmp;
2583         break;
2584     }
2585
2586     default:
2587         ret = SystemParametersInfoA( uAction, uParam, lpvParam, fuWinIni );
2588     }
2589
2590     return ret;
2591 }
2592
2593 /***********************************************************************
2594  *              SystemParametersInfoA (USER32.@)
2595  */
2596 BOOL WINAPI SystemParametersInfoA( UINT uiAction, UINT uiParam,
2597                                    PVOID pvParam, UINT fuWinIni )
2598 {
2599     BOOL ret;
2600
2601     TRACE("(%u, %u, %p, %u)\n", uiAction, uiParam, pvParam, fuWinIni);
2602
2603     switch (uiAction)
2604     {
2605     case SPI_SETDESKWALLPAPER:                  /*     20 */
2606     case SPI_SETDESKPATTERN:                    /*     21 */
2607     {
2608         WCHAR buffer[256];
2609         if (pvParam)
2610             if (!MultiByteToWideChar( CP_ACP, 0, pvParam, -1, buffer,
2611                                       sizeof(buffer)/sizeof(WCHAR) ))
2612                 buffer[sizeof(buffer)/sizeof(WCHAR)-1] = 0;
2613         ret = SystemParametersInfoW( uiAction, uiParam, pvParam ? buffer : NULL, fuWinIni );
2614         break;
2615     }
2616
2617     case SPI_GETICONTITLELOGFONT:               /*     31 */
2618     {
2619         LOGFONTW tmp;
2620         ret = SystemParametersInfoW( uiAction, uiParam, pvParam ? &tmp : NULL, fuWinIni );
2621         if (ret && pvParam)
2622             SYSPARAMS_LogFont32WTo32A( &tmp, pvParam );
2623         break;
2624     }
2625
2626     case SPI_GETNONCLIENTMETRICS:               /*     41  WINVER >= 0x400 */
2627     {
2628         NONCLIENTMETRICSW tmp;
2629         LPNONCLIENTMETRICSA lpnmA = pvParam;
2630         if (lpnmA && lpnmA->cbSize == sizeof(NONCLIENTMETRICSA))
2631         {
2632             tmp.cbSize = sizeof(NONCLIENTMETRICSW);
2633             ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
2634             if (ret)
2635                 SYSPARAMS_NonClientMetrics32WTo32A( &tmp, lpnmA );
2636         }
2637         else
2638             ret = FALSE;
2639         break;
2640     }
2641
2642     case SPI_SETNONCLIENTMETRICS:               /*     42  WINVER >= 0x400 */
2643     {
2644         NONCLIENTMETRICSW tmp;
2645         LPNONCLIENTMETRICSA lpnmA = pvParam;
2646         if (lpnmA && lpnmA->cbSize == sizeof(NONCLIENTMETRICSA))
2647         {
2648             tmp.cbSize = sizeof(NONCLIENTMETRICSW);
2649             SYSPARAMS_NonClientMetrics32ATo32W( lpnmA, &tmp );
2650             ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
2651         }
2652         else
2653             ret = FALSE;
2654         break;
2655     }
2656
2657     case SPI_GETICONMETRICS:                    /*     45  WINVER >= 0x400 */
2658     {
2659         ICONMETRICSW tmp;
2660         LPICONMETRICSA lpimA = pvParam;
2661         if (lpimA && lpimA->cbSize == sizeof(ICONMETRICSA))
2662         {
2663             tmp.cbSize = sizeof(ICONMETRICSW);
2664             ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
2665             if (ret)
2666             {
2667                 lpimA->iHorzSpacing = tmp.iHorzSpacing;
2668                 lpimA->iVertSpacing = tmp.iVertSpacing;
2669                 lpimA->iTitleWrap   = tmp.iTitleWrap;
2670                 SYSPARAMS_LogFont32WTo32A( &tmp.lfFont, &lpimA->lfFont );
2671             }
2672         }
2673         else
2674             ret = FALSE;
2675         break;
2676     }
2677
2678     case SPI_SETICONMETRICS:                    /*     46  WINVER >= 0x400 */
2679     {
2680         ICONMETRICSW tmp;
2681         LPICONMETRICSA lpimA = pvParam;
2682         if (lpimA && lpimA->cbSize == sizeof(ICONMETRICSA))
2683         {
2684             tmp.cbSize = sizeof(ICONMETRICSW);
2685             tmp.iHorzSpacing = lpimA->iHorzSpacing;
2686             tmp.iVertSpacing = lpimA->iVertSpacing;
2687             tmp.iTitleWrap = lpimA->iTitleWrap;
2688             SYSPARAMS_LogFont32ATo32W(  &lpimA->lfFont, &tmp.lfFont);
2689             ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
2690         }
2691         else
2692             ret = FALSE;
2693         break;
2694     }
2695
2696     case SPI_GETHIGHCONTRAST:                   /*     66  WINVER >= 0x400 */
2697     {
2698         HIGHCONTRASTW tmp;
2699         LPHIGHCONTRASTA lphcA = pvParam;
2700         if (lphcA && lphcA->cbSize == sizeof(HIGHCONTRASTA))
2701         {
2702             tmp.cbSize = sizeof(HIGHCONTRASTW);
2703             ret = SystemParametersInfoW( uiAction, uiParam, &tmp, fuWinIni );
2704             if (ret)
2705             {
2706                 lphcA->dwFlags = tmp.dwFlags;
2707                 lphcA->lpszDefaultScheme = NULL;  /* FIXME? */
2708             }
2709         }
2710         else
2711             ret = FALSE;
2712         break;
2713     }
2714
2715     case SPI_GETDESKWALLPAPER:                  /*     115 */
2716     {
2717         WCHAR buffer[MAX_PATH];
2718         ret = (SystemParametersInfoW( SPI_GETDESKWALLPAPER, uiParam, buffer, fuWinIni ) &&
2719                WideCharToMultiByte(CP_ACP, 0, buffer, -1, pvParam, uiParam, NULL, NULL));
2720         break;
2721     }
2722
2723     default:
2724         ret = SystemParametersInfoW( uiAction, uiParam, pvParam, fuWinIni );
2725         break;
2726     }
2727     return ret;
2728 }
2729
2730
2731 /***********************************************************************
2732  *              GetSystemMetrics (USER32.@)
2733  */
2734 INT WINAPI GetSystemMetrics( INT index )
2735 {
2736     UINT ret;
2737
2738     /* some metrics are dynamic */
2739     switch (index)
2740     {
2741     case SM_CXSCREEN:
2742         return GetDeviceCaps( get_display_dc(), HORZRES );
2743     case SM_CYSCREEN:
2744         return GetDeviceCaps( get_display_dc(), VERTRES );
2745     case SM_CXVSCROLL:
2746         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2747         return nonclient_metrics.iScrollWidth;
2748     case SM_CYHSCROLL:
2749         return GetSystemMetrics(SM_CXVSCROLL);
2750     case SM_CYCAPTION:
2751         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2752         return nonclient_metrics.iCaptionHeight + 1;
2753     case SM_CXBORDER:
2754     case SM_CYBORDER:
2755         /* SM_C{X,Y}BORDER always returns 1 regardless of 'BorderWidth' value in registry */
2756         return 1;
2757     case SM_CXDLGFRAME:
2758     case SM_CYDLGFRAME:
2759         return 3;
2760     case SM_CYVTHUMB:
2761         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2762         return nonclient_metrics.iScrollHeight;
2763     case SM_CXHTHUMB:
2764         return GetSystemMetrics(SM_CYVTHUMB);
2765     case SM_CXICON:
2766         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2767         return icon_size.cx;
2768     case SM_CYICON:
2769         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2770         return icon_size.cy;
2771     case SM_CXCURSOR:
2772     case SM_CYCURSOR:
2773         return 32;
2774     case SM_CYMENU:
2775         return GetSystemMetrics(SM_CYMENUSIZE) + 1;
2776     case SM_CXFULLSCREEN:
2777         /* see the remark for SM_CXMAXIMIZED, at least this formulation is
2778          * correct */
2779         return GetSystemMetrics( SM_CXMAXIMIZED) - 2 * GetSystemMetrics( SM_CXFRAME);
2780     case SM_CYFULLSCREEN:
2781         /* see the remark for SM_CYMAXIMIZED, at least this formulation is
2782          * correct */
2783         return GetSystemMetrics( SM_CYMAXIMIZED) - GetSystemMetrics( SM_CYMIN);
2784     case SM_CYKANJIWINDOW:
2785         return 0;
2786     case SM_MOUSEPRESENT:
2787         return 1;
2788     case SM_CYVSCROLL:
2789         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2790         return nonclient_metrics.iScrollHeight;
2791     case SM_CXHSCROLL:
2792         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2793         return nonclient_metrics.iScrollHeight;
2794     case SM_DEBUG:
2795         return 0;
2796     case SM_SWAPBUTTON:
2797         get_bool_param( SPI_SETMOUSEBUTTONSWAP_IDX, SPI_SETMOUSEBUTTONSWAP_REGKEY,
2798                         SPI_SETMOUSEBUTTONSWAP_VALNAME, &swap_buttons, (BOOL*)&ret );
2799         return ret;
2800     case SM_RESERVED1:
2801     case SM_RESERVED2:
2802     case SM_RESERVED3:
2803     case SM_RESERVED4:
2804         return 0;
2805     case SM_CXMIN:
2806         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2807         return 3 * nonclient_metrics.iCaptionWidth + GetSystemMetrics( SM_CYSIZE) +
2808             4 * CaptionFontAvCharWidth + 2 * GetSystemMetrics( SM_CXFRAME) + 4;
2809     case SM_CYMIN:
2810         return GetSystemMetrics( SM_CYCAPTION) + 2 * GetSystemMetrics( SM_CYFRAME);
2811     case SM_CXSIZE:
2812         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2813         return nonclient_metrics.iCaptionWidth;
2814     case SM_CYSIZE:
2815         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2816         return nonclient_metrics.iCaptionHeight;
2817     case SM_CXFRAME:
2818         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2819         return GetSystemMetrics(SM_CXDLGFRAME) + nonclient_metrics.iBorderWidth;
2820     case SM_CYFRAME:
2821         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2822         return GetSystemMetrics(SM_CYDLGFRAME) + nonclient_metrics.iBorderWidth;
2823     case SM_CXMINTRACK:
2824         return GetSystemMetrics(SM_CXMIN);
2825     case SM_CYMINTRACK:
2826         return GetSystemMetrics(SM_CYMIN);
2827     case SM_CXDOUBLECLK:
2828         get_uint_param( SPI_SETDOUBLECLKWIDTH_IDX, SPI_SETDOUBLECLKWIDTH_REGKEY1,
2829                         SPI_SETDOUBLECLKWIDTH_VALNAME, &double_click_width, &ret );
2830         return ret;
2831     case SM_CYDOUBLECLK:
2832         get_uint_param( SPI_SETDOUBLECLKHEIGHT_IDX, SPI_SETDOUBLECLKHEIGHT_REGKEY1,
2833                         SPI_SETDOUBLECLKHEIGHT_VALNAME, &double_click_height, &ret );
2834         return ret;
2835     case SM_CXICONSPACING:
2836         SystemParametersInfoW( SPI_ICONHORIZONTALSPACING, 0, &ret, 0 );
2837         return ret;
2838     case SM_CYICONSPACING:
2839         SystemParametersInfoW( SPI_ICONVERTICALSPACING, 0, &ret, 0 );
2840         return ret;
2841     case SM_MENUDROPALIGNMENT:
2842         SystemParametersInfoW( SPI_GETMENUDROPALIGNMENT, 0, &ret, 0 );
2843         return ret;
2844     case SM_PENWINDOWS:
2845         return 0;
2846     case SM_DBCSENABLED:
2847     {
2848         CPINFO cpinfo;
2849         GetCPInfo( CP_ACP, &cpinfo );
2850         return (cpinfo.MaxCharSize > 1);
2851     }
2852     case SM_CMOUSEBUTTONS:
2853         return 3;
2854     case SM_SECURE:
2855         return 0;
2856     case SM_CXEDGE:
2857         return GetSystemMetrics(SM_CXBORDER) + 1;
2858     case SM_CYEDGE:
2859         return GetSystemMetrics(SM_CYBORDER) + 1;
2860     case SM_CXMINSPACING:
2861         if( spi_loaded[SPI_MINIMIZEDMETRICS_IDX]) load_minimized_metrics();
2862         return GetSystemMetrics(SM_CXMINIMIZED) + minimized_metrics.iHorzGap;
2863     case SM_CYMINSPACING:
2864         if( spi_loaded[SPI_MINIMIZEDMETRICS_IDX]) load_minimized_metrics();
2865         return GetSystemMetrics(SM_CYMINIMIZED) + minimized_metrics.iVertGap;
2866     case SM_CXSMICON:
2867     case SM_CYSMICON:
2868         return 16;
2869     case SM_CYSMCAPTION:
2870         return GetSystemMetrics(SM_CYSMSIZE) + 1;
2871     case SM_CXSMSIZE:
2872         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2873         return nonclient_metrics.iSmCaptionWidth;
2874     case SM_CYSMSIZE:
2875         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2876         return nonclient_metrics.iSmCaptionHeight;
2877     case SM_CXMENUSIZE:
2878         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2879         return nonclient_metrics.iMenuWidth;
2880     case SM_CYMENUSIZE:
2881         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2882         return nonclient_metrics.iMenuHeight;
2883     case SM_ARRANGE:
2884         if( spi_loaded[SPI_MINIMIZEDMETRICS_IDX]) load_minimized_metrics();
2885         return minimized_metrics.iArrange;
2886     case SM_CXMINIMIZED:
2887         if( spi_loaded[SPI_MINIMIZEDMETRICS_IDX]) load_minimized_metrics();
2888         return minimized_metrics.iWidth + 6;
2889     case SM_CYMINIMIZED:
2890         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2891         return nonclient_metrics.iCaptionHeight + 6;
2892     case SM_CXMAXTRACK:
2893         return GetSystemMetrics(SM_CXVIRTUALSCREEN) + 4 + 2 * GetSystemMetrics(SM_CXFRAME);
2894     case SM_CYMAXTRACK:
2895         return GetSystemMetrics(SM_CYVIRTUALSCREEN) + 4 + 2 * GetSystemMetrics(SM_CYFRAME);
2896     case SM_CXMAXIMIZED:
2897         /* FIXME: subtract the width of any vertical application toolbars*/
2898         return GetSystemMetrics(SM_CXSCREEN) + 2 * GetSystemMetrics(SM_CXFRAME);
2899     case SM_CYMAXIMIZED:
2900         /* FIXME: subtract the width of any horizontal application toolbars*/
2901         return GetSystemMetrics(SM_CYSCREEN) + 2 * GetSystemMetrics(SM_CYCAPTION);
2902     case SM_NETWORK:
2903         return 3;  /* FIXME */
2904     case SM_CLEANBOOT:
2905         return 0; /* 0 = ok, 1 = failsafe, 2 = failsafe + network */
2906     case SM_CXDRAG:
2907     case SM_CYDRAG:
2908         return 4;
2909     case SM_SHOWSOUNDS:
2910         SystemParametersInfoW( SPI_GETSHOWSOUNDS, 0, &ret, 0 );
2911         return ret;
2912     case SM_CXMENUCHECK:
2913     case SM_CYMENUCHECK:
2914         if (!spi_loaded[SPI_NONCLIENTMETRICS_IDX]) load_nonclient_metrics();
2915         return tmMenuFont.tmHeight <= 0 ? 13 :
2916         ((tmMenuFont.tmHeight + tmMenuFont.tmExternalLeading + 1) / 2) * 2 - 1;
2917     case SM_SLOWMACHINE:
2918         return 0;  /* Never true */
2919     case SM_MIDEASTENABLED:
2920         return 0;  /* FIXME */
2921     case SM_MOUSEWHEELPRESENT:
2922         return 1;
2923     case SM_XVIRTUALSCREEN:
2924     {
2925         struct monitor_info info;
2926         get_monitors_info( &info );
2927         return info.virtual_rect.left;
2928     }
2929     case SM_YVIRTUALSCREEN:
2930     {
2931         struct monitor_info info;
2932         get_monitors_info( &info );
2933         return info.virtual_rect.top;
2934     }
2935     case SM_CXVIRTUALSCREEN:
2936     {
2937         struct monitor_info info;
2938         get_monitors_info( &info );
2939         return info.virtual_rect.right - info.virtual_rect.left;
2940     }
2941     case SM_CYVIRTUALSCREEN:
2942     {
2943         struct monitor_info info;
2944         get_monitors_info( &info );
2945         return info.virtual_rect.bottom - info.virtual_rect.top;
2946     }
2947     case SM_CMONITORS:
2948     {
2949         struct monitor_info info;
2950         get_monitors_info( &info );
2951         return info.count;
2952     }
2953     case SM_SAMEDISPLAYFORMAT:
2954         return 1;
2955     case SM_IMMENABLED:
2956         return 0;  /* FIXME */
2957     case SM_CXFOCUSBORDER:
2958     case SM_CYFOCUSBORDER:
2959         return 1;
2960     case SM_TABLETPC:
2961     case SM_MEDIACENTER:
2962         return 0;
2963     case SM_CMETRICS:
2964         return SM_CMETRICS;
2965     default:
2966         return 0;
2967     }
2968 }
2969
2970
2971 /***********************************************************************
2972  *              SwapMouseButton (USER32.@)
2973  *  Reverse or restore the meaning of the left and right mouse buttons
2974  *  fSwap  [I ] TRUE - reverse, FALSE - original
2975  * RETURN
2976  *   previous state
2977  */
2978 BOOL WINAPI SwapMouseButton( BOOL fSwap )
2979 {
2980     BOOL prev = GetSystemMetrics(SM_SWAPBUTTON);
2981     SystemParametersInfoW(SPI_SETMOUSEBUTTONSWAP, fSwap, 0, 0);
2982     return prev;
2983 }
2984
2985
2986 /**********************************************************************
2987  *              SetDoubleClickTime (USER32.@)
2988  */
2989 BOOL WINAPI SetDoubleClickTime( UINT interval )
2990 {
2991     return SystemParametersInfoW(SPI_SETDOUBLECLICKTIME, interval, 0, 0);
2992 }
2993
2994
2995 /**********************************************************************
2996  *              GetDoubleClickTime (USER32.@)
2997  */
2998 UINT WINAPI GetDoubleClickTime(void)
2999 {
3000     UINT time = 0;
3001
3002     get_uint_param( SPI_SETDOUBLECLICKTIME_IDX,
3003                     SPI_SETDOUBLECLICKTIME_REGKEY,
3004                     SPI_SETDOUBLECLICKTIME_VALNAME,
3005                     &double_click_time, &time );
3006     if (!time) time = 500;
3007     return time;
3008 }
3009
3010
3011 /*************************************************************************
3012  *              GetSysColor (USER32.@)
3013  */
3014 COLORREF WINAPI GetSysColor( INT nIndex )
3015 {
3016     if (nIndex >= 0 && nIndex < NUM_SYS_COLORS)
3017         return SysColors[nIndex];
3018     else
3019         return 0;
3020 }
3021
3022
3023 /*************************************************************************
3024  *              SetSysColors (USER32.@)
3025  */
3026 BOOL WINAPI SetSysColors( INT nChanges, const INT *lpSysColor,
3027                               const COLORREF *lpColorValues )
3028 {
3029     int i;
3030
3031     for (i = 0; i < nChanges; i++) SYSPARAMS_SetSysColor( lpSysColor[i], lpColorValues[i] );
3032
3033     /* Send WM_SYSCOLORCHANGE message to all windows */
3034
3035     SendMessageTimeoutW( HWND_BROADCAST, WM_SYSCOLORCHANGE, 0, 0, SMTO_ABORTIFHUNG, 2000, NULL );
3036
3037     /* Repaint affected portions of all visible windows */
3038
3039     RedrawWindow( GetDesktopWindow(), NULL, 0,
3040                 RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_ALLCHILDREN );
3041     return TRUE;
3042 }
3043
3044
3045 /*************************************************************************
3046  *              SetSysColorsTemp (USER32.@)
3047  *
3048  * UNDOCUMENTED !!
3049  *
3050  * Called by W98SE desk.cpl Control Panel Applet:
3051  * handle = SetSysColorsTemp(ptr, ptr, nCount);     ("set" call)
3052  * result = SetSysColorsTemp(NULL, NULL, handle);   ("restore" call)
3053  *
3054  * pPens is an array of COLORREF values, which seems to be used
3055  * to indicate the color values to create new pens with.
3056  *
3057  * pBrushes is an array of solid brush handles (returned by a previous
3058  * CreateSolidBrush), which seems to contain the brush handles to set
3059  * for the system colors.
3060  *
3061  * n seems to be used for
3062  *   a) indicating the number of entries to operate on (length of pPens,
3063  *      pBrushes)
3064  *   b) passing the handle that points to the previously used color settings.
3065  *      I couldn't figure out in hell what kind of handle this is on
3066  *      Windows. I just use a heap handle instead. Shouldn't matter anyway.
3067  *
3068  * RETURNS
3069  *     heap handle of our own copy of the current syscolors in case of
3070  *                 "set" call, i.e. pPens, pBrushes != NULL.
3071  *     TRUE (unconditionally !) in case of "restore" call,
3072  *          i.e. pPens, pBrushes == NULL.
3073  *     FALSE in case of either pPens != NULL and pBrushes == NULL
3074  *          or pPens == NULL and pBrushes != NULL.
3075  *
3076  * I'm not sure whether this implementation is 100% correct. [AM]
3077  */
3078 DWORD WINAPI SetSysColorsTemp( const COLORREF *pPens, const HBRUSH *pBrushes, DWORD n)
3079 {
3080     DWORD i;
3081
3082     if (pPens && pBrushes) /* "set" call */
3083     {
3084         /* allocate our structure to remember old colors */
3085         LPVOID pOldCol = HeapAlloc(GetProcessHeap(), 0, sizeof(DWORD)+n*sizeof(HPEN)+n*sizeof(HBRUSH));
3086         LPVOID p = pOldCol;
3087         *(DWORD *)p = n; p = (char*)p + sizeof(DWORD);
3088         memcpy(p, SysColorPens, n*sizeof(HPEN)); p = (char*)p + n*sizeof(HPEN);
3089         memcpy(p, SysColorBrushes, n*sizeof(HBRUSH)); p = (char*)p + n*sizeof(HBRUSH);
3090
3091         for (i=0; i < n; i++)
3092         {
3093             SysColorPens[i] = CreatePen( PS_SOLID, 1, pPens[i] );
3094             SysColorBrushes[i] = pBrushes[i];
3095         }
3096
3097         return (DWORD)pOldCol; /* FIXME: pointer truncation */
3098     }
3099     if (!pPens && !pBrushes) /* "restore" call */
3100     {
3101         LPVOID pOldCol = (LPVOID)n; /* FIXME: not 64-bit safe */
3102         LPVOID p = pOldCol;
3103         DWORD nCount = *(DWORD *)p;
3104         p = (char*)p + sizeof(DWORD);
3105
3106         for (i=0; i < nCount; i++)
3107         {
3108             DeleteObject(SysColorPens[i]);
3109             SysColorPens[i] = *(HPEN *)p; p = (char*)p + sizeof(HPEN);
3110         }
3111         for (i=0; i < nCount; i++)
3112         {
3113             SysColorBrushes[i] = *(HBRUSH *)p; p = (char*)p + sizeof(HBRUSH);
3114         }
3115         /* get rid of storage structure */
3116         HeapFree(GetProcessHeap(), 0, pOldCol);
3117
3118         return TRUE;
3119     }
3120     return FALSE;
3121 }
3122
3123
3124 /***********************************************************************
3125  *              GetSysColorBrush (USER32.@)
3126  */
3127 HBRUSH WINAPI GetSysColorBrush( INT index )
3128 {
3129     if (0 <= index && index < NUM_SYS_COLORS) return SysColorBrushes[index];
3130     WARN("Unknown index(%d)\n", index );
3131     return GetStockObject(LTGRAY_BRUSH);
3132 }
3133
3134
3135 /***********************************************************************
3136  *              SYSCOLOR_GetPen
3137  */
3138 HPEN SYSCOLOR_GetPen( INT index )
3139 {
3140     /* We can assert here, because this function is internal to Wine */
3141     assert (0 <= index && index < NUM_SYS_COLORS);
3142     return SysColorPens[index];
3143 }
3144
3145
3146 /***********************************************************************
3147  *              ChangeDisplaySettingsA (USER32.@)
3148  */
3149 LONG WINAPI ChangeDisplaySettingsA( LPDEVMODEA devmode, DWORD flags )
3150 {
3151     if (devmode) devmode->dmDriverExtra = 0;
3152
3153     return ChangeDisplaySettingsExA(NULL,devmode,NULL,flags,NULL);
3154 }
3155
3156
3157 /***********************************************************************
3158  *              ChangeDisplaySettingsW (USER32.@)
3159  */
3160 LONG WINAPI ChangeDisplaySettingsW( LPDEVMODEW devmode, DWORD flags )
3161 {
3162     if (devmode) devmode->dmDriverExtra = 0;
3163
3164     return ChangeDisplaySettingsExW(NULL,devmode,NULL,flags,NULL);
3165 }
3166
3167
3168 /***********************************************************************
3169  *              ChangeDisplaySettingsExA (USER32.@)
3170  */
3171 LONG WINAPI ChangeDisplaySettingsExA( LPCSTR devname, LPDEVMODEA devmode, HWND hwnd,
3172                                       DWORD flags, LPVOID lparam )
3173 {
3174     LONG ret;
3175     UNICODE_STRING nameW;
3176
3177     if (devname) RtlCreateUnicodeStringFromAsciiz(&nameW, devname);
3178     else nameW.Buffer = NULL;
3179
3180     if (devmode)
3181     {
3182         DEVMODEW *devmodeW;
3183
3184         devmodeW = GdiConvertToDevmodeW(devmode);
3185         if (devmodeW)
3186         {
3187             ret = ChangeDisplaySettingsExW(nameW.Buffer, devmodeW, hwnd, flags, lparam);
3188             HeapFree(GetProcessHeap(), 0, devmodeW);
3189         }
3190         else
3191             ret = DISP_CHANGE_SUCCESSFUL;
3192     }
3193     else
3194     {
3195         ret = ChangeDisplaySettingsExW(nameW.Buffer, NULL, hwnd, flags, lparam);
3196     }
3197
3198     if (devname) RtlFreeUnicodeString(&nameW);
3199     return ret;
3200 }
3201
3202
3203 /***********************************************************************
3204  *              ChangeDisplaySettingsExW (USER32.@)
3205  */
3206 LONG WINAPI ChangeDisplaySettingsExW( LPCWSTR devname, LPDEVMODEW devmode, HWND hwnd,
3207                                       DWORD flags, LPVOID lparam )
3208 {
3209     /* make sure the desktop window is created before mode changing */
3210     GetDesktopWindow();
3211
3212     return USER_Driver->pChangeDisplaySettingsEx( devname, devmode, hwnd, flags, lparam );
3213 }
3214
3215
3216 /***********************************************************************
3217  *              EnumDisplaySettingsW (USER32.@)
3218  *
3219  * RETURNS
3220  *      TRUE if nth setting exists found (described in the LPDEVMODEW struct)
3221  *      FALSE if we do not have the nth setting
3222  */
3223 BOOL WINAPI EnumDisplaySettingsW( LPCWSTR name, DWORD n, LPDEVMODEW devmode )
3224 {
3225     return EnumDisplaySettingsExW(name, n, devmode, 0);
3226 }
3227
3228
3229 /***********************************************************************
3230  *              EnumDisplaySettingsA (USER32.@)
3231  */
3232 BOOL WINAPI EnumDisplaySettingsA(LPCSTR name,DWORD n,LPDEVMODEA devmode)
3233 {
3234     return EnumDisplaySettingsExA(name, n, devmode, 0);
3235 }
3236
3237
3238 /***********************************************************************
3239  *              EnumDisplaySettingsExA (USER32.@)
3240  */
3241 BOOL WINAPI EnumDisplaySettingsExA(LPCSTR lpszDeviceName, DWORD iModeNum,
3242                                    LPDEVMODEA lpDevMode, DWORD dwFlags)
3243 {
3244     DEVMODEW devmodeW;
3245     BOOL ret;
3246     UNICODE_STRING nameW;
3247
3248     if (lpszDeviceName) RtlCreateUnicodeStringFromAsciiz(&nameW, lpszDeviceName);
3249     else nameW.Buffer = NULL;
3250
3251     ret = EnumDisplaySettingsExW(nameW.Buffer,iModeNum,&devmodeW,dwFlags);
3252     if (ret)
3253     {
3254         lpDevMode->dmSize = FIELD_OFFSET(DEVMODEA, dmICMMethod);
3255         lpDevMode->dmSpecVersion = devmodeW.dmSpecVersion;
3256         lpDevMode->dmDriverVersion = devmodeW.dmDriverVersion;
3257         WideCharToMultiByte(CP_ACP, 0, devmodeW.dmDeviceName, -1,
3258                             (LPSTR)lpDevMode->dmDeviceName, CCHDEVICENAME, NULL, NULL);
3259         lpDevMode->dmDriverExtra      = 0; /* FIXME */
3260         lpDevMode->dmBitsPerPel       = devmodeW.dmBitsPerPel;
3261         lpDevMode->dmPelsHeight       = devmodeW.dmPelsHeight;
3262         lpDevMode->dmPelsWidth        = devmodeW.dmPelsWidth;
3263         lpDevMode->u2.dmDisplayFlags  = devmodeW.u2.dmDisplayFlags;
3264         lpDevMode->dmDisplayFrequency = devmodeW.dmDisplayFrequency;
3265         lpDevMode->dmFields           = devmodeW.dmFields;
3266
3267         lpDevMode->u1.s2.dmPosition.x = devmodeW.u1.s2.dmPosition.x;
3268         lpDevMode->u1.s2.dmPosition.y = devmodeW.u1.s2.dmPosition.y;
3269         lpDevMode->u1.s2.dmDisplayOrientation = devmodeW.u1.s2.dmDisplayOrientation;
3270         lpDevMode->u1.s2.dmDisplayFixedOutput = devmodeW.u1.s2.dmDisplayFixedOutput;
3271     }
3272     if (lpszDeviceName) RtlFreeUnicodeString(&nameW);
3273     return ret;
3274 }
3275
3276
3277 /***********************************************************************
3278  *              EnumDisplaySettingsExW (USER32.@)
3279  */
3280 BOOL WINAPI EnumDisplaySettingsExW(LPCWSTR lpszDeviceName, DWORD iModeNum,
3281                                    LPDEVMODEW lpDevMode, DWORD dwFlags)
3282 {
3283     /* make sure the desktop window is created before mode enumeration */
3284     GetDesktopWindow();
3285
3286     return USER_Driver->pEnumDisplaySettingsEx(lpszDeviceName, iModeNum, lpDevMode, dwFlags);
3287 }
3288
3289 /***********************************************************************
3290  *              SetProcessDPIAware   (USER32.@)
3291  */
3292 BOOL WINAPI SetProcessDPIAware( VOID )
3293 {
3294     FIXME( "stub!\n");
3295
3296     return TRUE;
3297 }