windows/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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winnls.h"
  29 #include "wingdi.h"
  30 #include "winreg.h"
  31 #include "wine/winuser16.h"
  32 #include "winerror.h"
  33
  34 #include "controls.h"
  35 #include "user.h"
  36 #include "wine/debug.h"
  37 #include "sysmetrics.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(system);
  40
  41 /* System parameter indexes */
  42 #define SPI_SETBEEP_IDX                         0
  43 #define SPI_SETMOUSE_IDX                        1
  44 #define SPI_SETBORDER_IDX                       2
  45 #define SPI_SETKEYBOARDSPEED_IDX                3
  46 #define SPI_ICONHORIZONTALSPACING_IDX           4
  47 #define SPI_SETSCREENSAVETIMEOUT_IDX            5
  48 #define SPI_SETGRIDGRANULARITY_IDX              6
  49 #define SPI_SETKEYBOARDDELAY_IDX                7
  50 #define SPI_ICONVERTICALSPACING_IDX             8
  51 #define SPI_SETICONTITLEWRAP_IDX                9
  52 #define SPI_SETMENUDROPALIGNMENT_IDX            10
  53 #define SPI_SETDOUBLECLKWIDTH_IDX               11
  54 #define SPI_SETDOUBLECLKHEIGHT_IDX              12
  55 #define SPI_SETDOUBLECLICKTIME_IDX              13
  56 #define SPI_SETMOUSEBUTTONSWAP_IDX              14
  57 #define SPI_SETDRAGFULLWINDOWS_IDX              15
  58 #define SPI_SETWORKAREA_IDX                     16
  59 #define SPI_SETSHOWSOUNDS_IDX                   17
  60 #define SPI_SETKEYBOARDPREF_IDX                 18
  61 #define SPI_SETSCREENREADER_IDX                 19
  62 #define SPI_SETSCREENSAVERRUNNING_IDX           20
  63 #define SPI_WINE_IDX                            SPI_SETSCREENSAVERRUNNING_IDX
  64
  65 /**
  66  * Names of the registry subkeys of HKEY_CURRENT_USER key and value names
  67  * for the system parameters.
  68  * Names of the keys are created by adding string "_REGKEY" to
  69  * "SET" action names, value names are created by adding "_REG_NAME"
  70  * to the "SET" action name.
  71  */
  72 #define SPI_SETBEEP_REGKEY              "Control Panel\\Sound"
  73 #define SPI_SETBEEP_VALNAME             "Beep"
  74 #define SPI_SETMOUSE_REGKEY             "Control Panel\\Mouse"
  75 #define SPI_SETMOUSE_VALNAME1           "MouseThreshold1"
  76 #define SPI_SETMOUSE_VALNAME2           "MouseThreshold2"
  77 #define SPI_SETMOUSE_VALNAME3           "MouseSpeed"
  78 #define SPI_SETBORDER_REGKEY            "Control Panel\\Desktop"
  79 #define SPI_SETBORDER_VALNAME           "BorderWidth"
  80 #define SPI_SETKEYBOARDSPEED_REGKEY             "Control Panel\\Keyboard"
  81 #define SPI_SETKEYBOARDSPEED_VALNAME            "KeyboardSpeed"
  82 #define SPI_ICONHORIZONTALSPACING_REGKEY        "Control Panel\\Desktop"
  83 #define SPI_ICONHORIZONTALSPACING_VALNAME       "IconSpacing"
  84 #define SPI_SETSCREENSAVETIMEOUT_REGKEY         "Control Panel\\Desktop"
  85 #define SPI_SETSCREENSAVETIMEOUT_VALNAME        "ScreenSaveTimeOut"
  86 #define SPI_SETSCREENSAVEACTIVE_REGKEY          "Control Panel\\Desktop"
  87 #define SPI_SETSCREENSAVEACTIVE_VALNAME         "ScreenSaveActive"
  88 #define SPI_SETGRIDGRANULARITY_REGKEY           "Control Panel\\Desktop"
  89 #define SPI_SETGRIDGRANULARITY_VALNAME          "GridGranularity"
  90 #define SPI_SETKEYBOARDDELAY_REGKEY             "Control Panel\\Keyboard"
  91 #define SPI_SETKEYBOARDDELAY_VALNAME            "KeyboardDelay"
  92 #define SPI_ICONVERTICALSPACING_REGKEY          "Control Panel\\Desktop"
  93 #define SPI_ICONVERTICALSPACING_VALNAME         "IconVerticalSpacing"
  94 #define SPI_SETICONTITLEWRAP_REGKEY             "Control Panel\\Desktop"
  95 #define SPI_SETICONTITLEWRAP_VALNAME            "IconTitleWrap"
  96 #define SPI_SETMENUDROPALIGNMENT_REGKEY         "Software\\Microsoft\\Windows NT\\CurrentVersion\\Windows"
  97 #define SPI_SETMENUDROPALIGNMENT_VALNAME        "MenuDropAlignment"
  98 #define SPI_SETDOUBLECLKWIDTH_REGKEY            "Control Panel\\Mouse"
  99 #define SPI_SETDOUBLECLKWIDTH_VALNAME           "DoubleClickWidth"
 100 #define SPI_SETDOUBLECLKHEIGHT_REGKEY           "Control Panel\\Mouse"
 101 #define SPI_SETDOUBLECLKHEIGHT_VALNAME          "DoubleClickHeight"
 102 #define SPI_SETDOUBLECLICKTIME_REGKEY           "Control Panel\\Mouse"
 103 #define SPI_SETDOUBLECLICKTIME_VALNAME          "DoubleClickSpeed"
 104 #define SPI_SETMOUSEBUTTONSWAP_REGKEY           "Control Panel\\Mouse"
 105 #define SPI_SETMOUSEBUTTONSWAP_VALNAME          "SwapMouseButtons"
 106 #define SPI_SETDRAGFULLWINDOWS_REGKEY           "Control Panel\\Desktop"
 107 #define SPI_SETDRAGFULLWINDOWS_VALNAME          "DragFullWindows"
 108 #define SPI_SETWORKAREA_REGKEY                  "Control Panel\\Desktop"
 109 #define SPI_SETWORKAREA_VALNAME                 "WINE_WorkArea"
 110 #define SPI_SETSHOWSOUNDS_REGKEY        "Control Panel\\Accessibility\\ShowSounds"
 111 #define SPI_SETSHOWSOUNDS_VALNAME       "On"
 112 #define SPI_SETDESKWALLPAPER_REGKEY     "Control Panel\\Desktop"
 113 #define SPI_SETDESKWALLPAPER_VALNAME    "Wallpaper"
 114 /* FIXME - real values */
 115 #define SPI_SETKEYBOARDPREF_REGKEY      "Control Panel\\Desktop"
 116 #define SPI_SETKEYBOARDPREF_VALNAME     "WINE_KeyboardPref"
 117 #define SPI_SETSCREENREADER_REGKEY      "Control Panel\\Desktop"
 118 #define SPI_SETSCREENREADER_VALNAME     "WINE_ScreenReader"
 119 #define SPI_SETSCREENSAVERRUNNING_REGKEY        "Control Panel\\Desktop"
 120 #define SPI_SETSCREENSAVERRUNNING_VALNAME       "WINE_ScreenSaverRunning"
 121
 122 /* volatile registry branch under CURRENT_USER_REGKEY for temporary values storage */
 123 #define WINE_CURRENT_USER_REGKEY     "Wine"
 124
 125 /* Indicators whether system parameter value is loaded */
 126 static char spi_loaded[SPI_WINE_IDX + 1];
 127
 128 static BOOL notify_change = TRUE;
 129
 130 /* System parameters storage */
 131 static BOOL beep_active = TRUE;
 132 static int mouse_threshold1 = 6;
 133 static int mouse_threshold2 = 10;
 134 static int mouse_speed = 1;
 135 static int border = 1;
 136 static int keyboard_speed = 31;
 137 static int screensave_timeout = 300;
 138 static int grid_granularity = 0;
 139 static int keyboard_delay = 1;
 140 static BOOL icon_title_wrap = TRUE;
 141 static int double_click_time = 500;
 142 static BOOL drag_full_windows = FALSE;
 143 static RECT work_area;
 144 static BOOL keyboard_pref = TRUE;
 145 static BOOL screen_reader = FALSE;
 146 static BOOL screensaver_running = FALSE;
 147
 148 /***********************************************************************
 149  *              GetTimerResolution (USER.14)
 150  */
 151 LONG WINAPI GetTimerResolution16(void)
 152 {
 153         return (1000);
 154 }
 155
 156 /***********************************************************************
 157  *              ControlPanelInfo (USER.273)
 158  */
 159 void WINAPI ControlPanelInfo16( INT16 nInfoType, WORD wData, LPSTR lpBuffer )
 160 {
 161         FIXME("(%d, %04x, %p): stub.\n", nInfoType, wData, lpBuffer);
 162 }
 163
 164 /* This function is a copy of the one in objects/font.c */
 165 static void SYSPARAMS_LogFont32ATo16( const LOGFONTA* font32, LPLOGFONT16 font16 )
 166 {
 167     font16->lfHeight = font32->lfHeight;
 168     font16->lfWidth = font32->lfWidth;
 169     font16->lfEscapement = font32->lfEscapement;
 170     font16->lfOrientation = font32->lfOrientation;
 171     font16->lfWeight = font32->lfWeight;
 172     font16->lfItalic = font32->lfItalic;
 173     font16->lfUnderline = font32->lfUnderline;
 174     font16->lfStrikeOut = font32->lfStrikeOut;
 175     font16->lfCharSet = font32->lfCharSet;
 176     font16->lfOutPrecision = font32->lfOutPrecision;
 177     font16->lfClipPrecision = font32->lfClipPrecision;
 178     font16->lfQuality = font32->lfQuality;
 179     font16->lfPitchAndFamily = font32->lfPitchAndFamily;
 180     lstrcpynA( font16->lfFaceName, font32->lfFaceName, LF_FACESIZE );
 181 }
 182
 183 static void SYSPARAMS_LogFont32ATo32W( const LOGFONTA* font32A, LPLOGFONTW font32W )
 184 {
 185     font32W->lfHeight = font32A->lfHeight;
 186     font32W->lfWidth = font32A->lfWidth;
 187     font32W->lfEscapement = font32A->lfEscapement;
 188     font32W->lfOrientation = font32A->lfOrientation;
 189     font32W->lfWeight = font32A->lfWeight;
 190     font32W->lfItalic = font32A->lfItalic;
 191     font32W->lfUnderline = font32A->lfUnderline;
 192     font32W->lfStrikeOut = font32A->lfStrikeOut;
 193     font32W->lfCharSet = font32A->lfCharSet;
 194     font32W->lfOutPrecision = font32A->lfOutPrecision;
 195     font32W->lfClipPrecision = font32A->lfClipPrecision;
 196     font32W->lfQuality = font32A->lfQuality;
 197     font32W->lfPitchAndFamily = font32A->lfPitchAndFamily;
 198     MultiByteToWideChar( CP_ACP, 0, font32A->lfFaceName, -1, font32W->lfFaceName, LF_FACESIZE );
 199     font32W->lfFaceName[LF_FACESIZE-1] = 0;
 200 }
 201
 202 static void SYSPARAMS_NonClientMetrics32ATo16( const NONCLIENTMETRICSA* lpnm32, LPNONCLIENTMETRICS16 lpnm16 )
 203 {
 204     lpnm16->iBorderWidth        = lpnm32->iBorderWidth;
 205     lpnm16->iScrollWidth        = lpnm32->iScrollWidth;
 206     lpnm16->iScrollHeight       = lpnm32->iScrollHeight;
 207     lpnm16->iCaptionWidth       = lpnm32->iCaptionWidth;
 208     lpnm16->iCaptionHeight      = lpnm32->iCaptionHeight;
 209     SYSPARAMS_LogFont32ATo16( &lpnm32->lfCaptionFont,   &lpnm16->lfCaptionFont );
 210     lpnm16->iSmCaptionWidth     = lpnm32->iSmCaptionWidth;
 211     lpnm16->iSmCaptionHeight    = lpnm32->iSmCaptionHeight;
 212     SYSPARAMS_LogFont32ATo16( &lpnm32->lfSmCaptionFont, &lpnm16->lfSmCaptionFont );
 213     lpnm16->iMenuWidth          = lpnm32->iMenuWidth;
 214     lpnm16->iMenuHeight         = lpnm32->iMenuHeight;
 215     SYSPARAMS_LogFont32ATo16( &lpnm32->lfMenuFont,      &lpnm16->lfMenuFont );
 216     SYSPARAMS_LogFont32ATo16( &lpnm32->lfStatusFont,    &lpnm16->lfStatusFont );
 217     SYSPARAMS_LogFont32ATo16( &lpnm32->lfMessageFont,   &lpnm16->lfMessageFont );
 218 }
 219
 220 static void SYSPARAMS_NonClientMetrics32ATo32W( const NONCLIENTMETRICSA* lpnm32A, LPNONCLIENTMETRICSW lpnm32W )
 221 {
 222     lpnm32W->iBorderWidth       = lpnm32A->iBorderWidth;
 223     lpnm32W->iScrollWidth       = lpnm32A->iScrollWidth;
 224     lpnm32W->iScrollHeight      = lpnm32A->iScrollHeight;
 225     lpnm32W->iCaptionWidth      = lpnm32A->iCaptionWidth;
 226     lpnm32W->iCaptionHeight     = lpnm32A->iCaptionHeight;
 227     SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfCaptionFont,         &lpnm32W->lfCaptionFont );
 228     lpnm32W->iSmCaptionWidth    = lpnm32A->iSmCaptionWidth;
 229     lpnm32W->iSmCaptionHeight   = lpnm32A->iSmCaptionHeight;
 230     SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfSmCaptionFont,       &lpnm32W->lfSmCaptionFont );
 231     lpnm32W->iMenuWidth         = lpnm32A->iMenuWidth;
 232     lpnm32W->iMenuHeight        = lpnm32A->iMenuHeight;
 233     SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfMenuFont,            &lpnm32W->lfMenuFont );
 234     SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfStatusFont,          &lpnm32W->lfStatusFont );
 235     SYSPARAMS_LogFont32ATo32W( &lpnm32A->lfMessageFont,         &lpnm32W->lfMessageFont );
 236 }
 237
 238 /***********************************************************************
 239  *           SYSPARAMS_Reset
 240  *
 241  * Sets the system parameter which should be always loaded to
 242  * current value stored in registry.
 243  * Invalidates lazy loaded parameter, so it will be loaded the next time
 244  * it is requested.
 245  *
 246  * Parameters:
 247  * uiAction - system parameter to reload value for.
 248  *      Note, only "SET" values can be used for this parameter.
 249  *      If uiAction is 0 all system parameters are reset.
 250  */
 251 void SYSPARAMS_Reset( UINT uiAction )
 252 {
 253 #define WINE_RELOAD_SPI(x) \
 254     case x: \
 255         spi_loaded[x##_IDX] = FALSE; \
 256         SystemParametersInfoA( x, 0, dummy_buf, 0 );\
 257         if (uiAction) \
 258             break
 259
 260 #define WINE_IGNORE_SPI(x) \
 261     case x: \
 262         if (uiAction) \
 263             break
 264
 265 #define WINE_INVALIDATE_SPI(x) \
 266     case x: \
 267         spi_loaded[x##_IDX] = FALSE; \
 268         break
 269
 270     BOOL not_all_processed = TRUE;
 271     char dummy_buf[10];
 272
 273     /* Execution falls through all the branches for uiAction == 0 */
 274     switch (uiAction)
 275     {
 276     case 0:
 277         memset( spi_loaded, 0, sizeof(spi_loaded) );
 278
 279     WINE_RELOAD_SPI(SPI_SETBORDER);
 280     WINE_RELOAD_SPI(SPI_ICONHORIZONTALSPACING);
 281     WINE_RELOAD_SPI(SPI_ICONVERTICALSPACING);
 282     WINE_IGNORE_SPI(SPI_SETSCREENSAVEACTIVE);
 283     WINE_RELOAD_SPI(SPI_SETDOUBLECLKWIDTH);
 284     WINE_RELOAD_SPI(SPI_SETDOUBLECLKHEIGHT);
 285     WINE_RELOAD_SPI(SPI_SETMOUSEBUTTONSWAP);
 286     WINE_RELOAD_SPI(SPI_SETSHOWSOUNDS);
 287     WINE_RELOAD_SPI(SPI_SETMENUDROPALIGNMENT);
 288
 289     default:
 290         if (uiAction)
 291         {
 292             /* lazy loaded parameters */
 293             switch (uiAction)
 294             {
 295             WINE_INVALIDATE_SPI(SPI_SETBEEP);
 296             WINE_INVALIDATE_SPI(SPI_SETMOUSE);
 297             WINE_INVALIDATE_SPI(SPI_SETKEYBOARDSPEED);
 298             WINE_INVALIDATE_SPI(SPI_SETSCREENSAVETIMEOUT);
 299             WINE_INVALIDATE_SPI(SPI_SETGRIDGRANULARITY);
 300             WINE_INVALIDATE_SPI(SPI_SETKEYBOARDDELAY);
 301             WINE_INVALIDATE_SPI(SPI_SETICONTITLEWRAP);
 302             WINE_INVALIDATE_SPI(SPI_SETDOUBLECLICKTIME);
 303             WINE_INVALIDATE_SPI(SPI_SETDRAGFULLWINDOWS);
 304             WINE_INVALIDATE_SPI(SPI_SETWORKAREA);
 305             WINE_INVALIDATE_SPI(SPI_SETKEYBOARDPREF);
 306             WINE_INVALIDATE_SPI(SPI_SETSCREENREADER);
 307             WINE_INVALIDATE_SPI(SPI_SETSCREENSAVERRUNNING);
 308             default:
 309                 FIXME( "Unknown action reset: %u\n", uiAction );
 310                 break;
 311             }
 312         }
 313         else
 314             not_all_processed = FALSE;
 315         break;
 316     }
 317
 318     if (!uiAction && not_all_processed)
 319         ERR( "Incorrect implementation of SYSPARAMS_Reset. "
 320              "Not all params are reloaded.\n" );
 321 #undef WINE_INVALIDATE_SPI
 322 #undef WINE_IGNORE_SPI
 323 #undef WINE_RELOAD_SPI
 324 }
 325
 326 /***********************************************************************
 327  *           get_volatile_regkey
 328  *
 329  * Return a handle to the volatile registry key used to store
 330  * non-permanently modified parameters.
 331  */
 332 static HKEY get_volatile_regkey(void)
 333 {
 334     static HKEY volatile_key;
 335
 336     if (!volatile_key)
 337     {
 338         if (RegCreateKeyExA( HKEY_CURRENT_USER, WINE_CURRENT_USER_REGKEY,
 339                              0, 0, REG_OPTION_VOLATILE, KEY_ALL_ACCESS, 0,
 340                              &volatile_key, 0 ) != ERROR_SUCCESS)
 341             ERR("Can't create wine configuration registry branch\n");
 342     }
 343     return volatile_key;
 344 }
 345
 346 /***********************************************************************
 347  *           SYSPARAMS_NotifyChange
 348  *
 349  * Sends notification about system parameter update.
 350  */
 351 void SYSPARAMS_NotifyChange( UINT uiAction, UINT fWinIni )
 352 {
 353     if (notify_change)
 354     {
 355         if (fWinIni & SPIF_UPDATEINIFILE)
 356         {
 357             if (fWinIni & (SPIF_SENDWININICHANGE | SPIF_SENDCHANGE))
 358                 SendMessageA(HWND_BROADCAST, WM_SETTINGCHANGE,
 359                              uiAction, (LPARAM) "");
 360         }
 361         else
 362         {
 363             /* FIXME notify other wine processes with internal message */
 364         }
 365     }
 366 }
 367
 368
 369 /***********************************************************************
 370  * Loads system parameter from user profile.
 371  */
 372 BOOL SYSPARAMS_Load( LPSTR lpRegKey, LPSTR lpValName, LPSTR lpBuf )
 373 {
 374     BOOL ret = FALSE;
 375     DWORD type;
 376     HKEY hKey;
 377     DWORD count;
 378
 379     if ((RegOpenKeyA( get_volatile_regkey(), lpRegKey,
 380                      &hKey ) == ERROR_SUCCESS) ||
 381         (RegOpenKeyA( HKEY_CURRENT_USER, lpRegKey,
 382                       &hKey ) == ERROR_SUCCESS))
 383     {
 384         ret = !RegQueryValueExA( hKey, lpValName, NULL, &type, lpBuf, &count );
 385         RegCloseKey( hKey );
 386     }
 387     return ret;
 388 }
 389
 390 /***********************************************************************
 391  * Saves system parameter to user profile.
 392  */
 393 BOOL SYSPARAMS_Save( LPSTR lpRegKey, LPSTR lpValName, LPSTR lpValue,
 394                      UINT fWinIni )
 395 {
 396     HKEY hKey;
 397     HKEY hBaseKey;
 398     DWORD dwOptions;
 399     BOOL ret = FALSE;
 400
 401     if (fWinIni & SPIF_UPDATEINIFILE)
 402     {
 403         hBaseKey = HKEY_CURRENT_USER;
 404         dwOptions = 0;
 405     }
 406     else
 407     {
 408         hBaseKey = get_volatile_regkey();
 409         dwOptions = REG_OPTION_VOLATILE;
 410     }
 411
 412     if (RegCreateKeyExA( hBaseKey, lpRegKey,
 413                          0, 0, dwOptions, KEY_ALL_ACCESS,
 414                          0, &hKey, 0 ) == ERROR_SUCCESS)
 415     {
 416         if (RegSetValueExA( hKey, lpValName, 0, REG_SZ,
 417                             lpValue, strlen(lpValue) + 1 ) == ERROR_SUCCESS)
 418         {
 419             ret = TRUE;
 420             if (hBaseKey == HKEY_CURRENT_USER)
 421                 RegDeleteKeyA( get_volatile_regkey(), lpRegKey );
 422         }
 423         RegCloseKey( hKey );
 424     }
 425     return ret;
 426 }
 427
 428
 429 /***********************************************************************
 430  *           SYSPARAMS_GetDoubleClickSize
 431  *
 432  * There is no SPI_GETDOUBLECLK* so we export this function instead.
 433  */
 434 void SYSPARAMS_GetDoubleClickSize( INT *width, INT *height )
 435 {
 436     char buf[10];
 437
 438     if (!spi_loaded[SPI_SETDOUBLECLKWIDTH_IDX])
 439     {
 440         char buf[10];
 441
 442         if (SYSPARAMS_Load( SPI_SETDOUBLECLKWIDTH_REGKEY,
 443                             SPI_SETDOUBLECLKWIDTH_VALNAME, buf ))
 444         {
 445             SYSMETRICS_Set( SM_CXDOUBLECLK, atoi( buf ) );
 446         }
 447         spi_loaded[SPI_SETDOUBLECLKWIDTH_IDX] = TRUE;
 448     }
 449     if (!spi_loaded[SPI_SETDOUBLECLKHEIGHT_IDX])
 450     {
 451         if (SYSPARAMS_Load( SPI_SETDOUBLECLKHEIGHT_REGKEY,
 452                             SPI_SETDOUBLECLKHEIGHT_VALNAME, buf ))
 453         {
 454             SYSMETRICS_Set( SM_CYDOUBLECLK, atoi( buf ) );
 455         }
 456         spi_loaded[SPI_SETDOUBLECLKHEIGHT_IDX] = TRUE;
 457     }
 458     *width  = GetSystemMetrics( SM_CXDOUBLECLK );
 459     *height = GetSystemMetrics( SM_CYDOUBLECLK );
 460 }
 461
 462
 463 /***********************************************************************
 464  *           SYSPARAMS_GetMouseButtonSwap
 465  *
 466  * There is no SPI_GETMOUSEBUTTONSWAP so we export this function instead.
 467  */
 468 INT SYSPARAMS_GetMouseButtonSwap( void )
 469 {
 470         int spi_idx = SPI_SETMOUSEBUTTONSWAP_IDX;
 471
 472         if (!spi_loaded[spi_idx])
 473         {
 474             char buf[5];
 475
 476             if (SYSPARAMS_Load( SPI_SETMOUSEBUTTONSWAP_REGKEY,
 477                                 SPI_SETMOUSEBUTTONSWAP_VALNAME, buf ))
 478             {
 479                 SYSMETRICS_Set( SM_SWAPBUTTON, atoi( buf ) );
 480             }
 481             spi_loaded[spi_idx] = TRUE;
 482         }
 483
 484         return GetSystemMetrics( SM_SWAPBUTTON );
 485 }
 486
 487 /***********************************************************************
 488  *
 489  *      SYSPARAMS_GetGUIFont
 490  *
 491  *  fills LOGFONT with 'default GUI font'.
 492  */
 493
 494 static void SYSPARAMS_GetGUIFont( LOGFONTA* plf )
 495 {
 496         HFONT   hf;
 497
 498         memset( plf, 0, sizeof(LOGFONTA) );
 499         hf = (HFONT)GetStockObject( DEFAULT_GUI_FONT );
 500         if ( GetObjectA( hf, sizeof(LOGFONTA), plf ) != sizeof(LOGFONTA) )
 501         {
 502                 /*
 503                  * GetObjectA() would be succeeded always
 504                  * since this is a stock object
 505                  */
 506                 ERR("GetObjectA() failed\n");
 507         }
 508 }
 509
 510 /***********************************************************************
 511  *              SystemParametersInfoA (USER32.@)
 512  *
 513  *     Each system parameter has flag which shows whether the parameter
 514  * is loaded or not. Parameters, stored directly in SysParametersInfo are
 515  * loaded from registry only when they are requested and the flag is
 516  * "false", after the loading the flag is set to "true". On interprocess
 517  * notification of the parameter change the corresponding parameter flag is
 518  * set to "false". The parameter value will be reloaded when it is requested
 519  * the next time.
 520  *     Parameters, backed by or depend on GetSystemMetrics are processed
 521  * differently. These parameters are always loaded. They are reloaded right
 522  * away on interprocess change notification. We can't do lazy loading because
 523  * we don't want to complicate GetSystemMetrics.
 524  *     Parameters, backed by X settings are read from corresponding setting.
 525  * On the parameter change request the setting is changed. Interprocess change
 526  * notifications are ignored.
 527  *     When parameter value is updated the changed value is stored in permanent
 528  * registry branch if saving is requested. Otherwise it is stored
 529  * in temporary branch
 530  *
 531  */
 532 BOOL WINAPI SystemParametersInfoA( UINT uiAction, UINT uiParam,
 533                                    PVOID pvParam, UINT fWinIni )
 534 {
 535 #define WINE_SPI_FIXME(x) \
 536     case x: \
 537         FIXME( "Unimplemented action: %u (%s)\n", x, #x ); \
 538         SetLastError( ERROR_INVALID_SPI_VALUE ); \
 539         ret = FALSE; \
 540         break
 541 #define WINE_SPI_WARN(x) \
 542     case x: \
 543         WARN( "Ignored action: %u (%s)\n", x, #x ); \
 544         break
 545
 546     BOOL ret = TRUE;
 547     unsigned spi_idx = 0;
 548
 549     TRACE("(%u, %u, %p, %u)\n", uiAction, uiParam, pvParam, fWinIni);
 550
 551     switch (uiAction)
 552     {
 553     case SPI_GETBEEP:                           /*      1 */
 554         spi_idx = SPI_SETBEEP_IDX;
 555         if (!spi_loaded[spi_idx])
 556         {
 557             char buf[5];
 558
 559             if (SYSPARAMS_Load( SPI_SETBEEP_REGKEY, SPI_SETBEEP_VALNAME, buf ))
 560                 beep_active  = !strcasecmp( "Yes", buf );
 561             spi_loaded[spi_idx] = TRUE;
 562         }
 563
 564         *(BOOL *)pvParam = beep_active;
 565         break;
 566
 567     case SPI_SETBEEP:                           /*      2 */
 568         spi_idx = SPI_SETBEEP_IDX;
 569         if (SYSPARAMS_Save( SPI_SETBEEP_REGKEY, SPI_SETBEEP_VALNAME,
 570                             (uiParam ? "Yes" : "No"), fWinIni ))
 571         {
 572             beep_active = uiParam;
 573             spi_loaded[spi_idx] = TRUE;
 574         }
 575         else
 576             ret = FALSE;
 577         break;
 578
 579     case SPI_GETMOUSE:                          /*      3 */
 580         spi_idx = SPI_SETMOUSE_IDX;
 581         if (!spi_loaded[spi_idx])
 582         {
 583             char buf[10];
 584
 585             if (SYSPARAMS_Load( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME1,
 586                                 buf ))
 587                 mouse_threshold1 = atoi( buf );
 588             if (SYSPARAMS_Load( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME2,
 589                                 buf ))
 590                 mouse_threshold2 = atoi( buf );
 591             if (SYSPARAMS_Load( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME3,
 592                                 buf ))
 593                 mouse_speed = atoi( buf );
 594             spi_loaded[spi_idx] = TRUE;
 595         }
 596         ((INT *)pvParam)[0] = mouse_threshold1;
 597         ((INT *)pvParam)[1] = mouse_threshold2;
 598         ((INT *)pvParam)[2] = mouse_speed;
 599         break;
 600
 601     case SPI_SETMOUSE:                          /*      4 */
 602     {
 603         char buf[10];
 604
 605         spi_idx = SPI_SETMOUSE_IDX;
 606         sprintf(buf, "%d", ((INT *)pvParam)[0]);
 607
 608         if (SYSPARAMS_Save( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME1,
 609                             buf, fWinIni ))
 610         {
 611             mouse_threshold1 = ((INT *)pvParam)[0];
 612             spi_loaded[spi_idx] = TRUE;
 613
 614             sprintf(buf, "%d", ((INT *)pvParam)[1]);
 615             SYSPARAMS_Save( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME2,
 616                             buf, fWinIni );
 617             mouse_threshold2 = ((INT *)pvParam)[1];
 618
 619             sprintf(buf, "%d", ((INT *)pvParam)[2]);
 620             SYSPARAMS_Save( SPI_SETMOUSE_REGKEY, SPI_SETMOUSE_VALNAME3,
 621                             buf, fWinIni );
 622             mouse_speed = ((INT *)pvParam)[2];
 623         }
 624         else
 625             ret = FALSE;
 626         break;
 627     }
 628
 629     case SPI_GETBORDER:                         /*      5 */
 630         spi_idx = SPI_SETBORDER_IDX;
 631         if (!spi_loaded[spi_idx])
 632         {
 633             char buf[10];
 634
 635             if (SYSPARAMS_Load( SPI_SETBORDER_REGKEY, SPI_SETBORDER_VALNAME,
 636                                 buf ))
 637             {
 638                 int i = atoi( buf );
 639                 if (i > 0) border = i;
 640             }
 641             spi_loaded[spi_idx] = TRUE;
 642             if (TWEAK_WineLook > WIN31_LOOK)
 643             {
 644                 SYSMETRICS_Set( SM_CXFRAME, border + GetSystemMetrics( SM_CXDLGFRAME ) );
 645                 SYSMETRICS_Set( SM_CYFRAME, border + GetSystemMetrics( SM_CXDLGFRAME ) );
 646             }
 647         }
 648         *(INT *)pvParam = border;
 649         break;
 650
 651     case SPI_SETBORDER:                         /*      6 */
 652     {
 653         char buf[10];
 654
 655         spi_idx = SPI_SETBORDER_IDX;
 656         sprintf(buf, "%u", uiParam);
 657
 658         if (SYSPARAMS_Save( SPI_SETBORDER_REGKEY, SPI_SETBORDER_VALNAME,
 659                             buf, fWinIni ))
 660         {
 661             if (uiParam > 0)
 662             {
 663                 border = uiParam;
 664                 spi_loaded[spi_idx] = TRUE;
 665                 if (TWEAK_WineLook > WIN31_LOOK)
 666                 {
 667                     SYSMETRICS_Set( SM_CXFRAME, uiParam + GetSystemMetrics( SM_CXDLGFRAME ) );
 668                     SYSMETRICS_Set( SM_CYFRAME, uiParam + GetSystemMetrics( SM_CXDLGFRAME ) );
 669                 }
 670             }
 671         }
 672         else
 673             ret = FALSE;
 674         break;
 675     }
 676
 677     case SPI_GETKEYBOARDSPEED:                  /*     10 */
 678         spi_idx = SPI_SETKEYBOARDSPEED_IDX;
 679         if (!spi_loaded[spi_idx])
 680         {
 681             char buf[10];
 682
 683             if (SYSPARAMS_Load( SPI_SETKEYBOARDSPEED_REGKEY,
 684                                 SPI_SETKEYBOARDSPEED_VALNAME,
 685                                 buf ))
 686                 keyboard_speed = atoi( buf );
 687             spi_loaded[spi_idx] = TRUE;
 688         }
 689         *(INT *)pvParam = keyboard_speed;
 690         break;
 691
 692     case SPI_SETKEYBOARDSPEED:                  /*     11 */
 693     {
 694         char buf[10];
 695
 696         spi_idx = SPI_SETKEYBOARDSPEED_IDX;
 697         if (uiParam > 31)
 698             uiParam = 31;
 699         sprintf(buf, "%u", uiParam);
 700
 701         if (SYSPARAMS_Save( SPI_SETKEYBOARDSPEED_REGKEY,
 702                             SPI_SETKEYBOARDSPEED_VALNAME,
 703                             buf, fWinIni ))
 704         {
 705             keyboard_speed = uiParam;
 706             spi_loaded[spi_idx] = TRUE;
 707         }
 708         else
 709             ret = FALSE;
 710         break;
 711     }
 712
 713     /* not implemented in Windows */
 714     WINE_SPI_WARN(SPI_LANGDRIVER);              /*     12 */
 715
 716     case SPI_ICONHORIZONTALSPACING:             /*     13 */
 717         spi_idx = SPI_ICONHORIZONTALSPACING_IDX;
 718         if (pvParam != NULL)
 719         {
 720             if (!spi_loaded[spi_idx])
 721             {
 722                 char buf[10];
 723
 724                 if (SYSPARAMS_Load( SPI_ICONHORIZONTALSPACING_REGKEY,
 725                                     SPI_ICONHORIZONTALSPACING_VALNAME, buf ))
 726                 {
 727                     SYSMETRICS_Set( SM_CXICONSPACING, atoi( buf ) );
 728                 }
 729                 spi_loaded[spi_idx] = TRUE;
 730             }
 731
 732             *(INT *)pvParam = GetSystemMetrics( SM_CXICONSPACING );
 733         }
 734         else
 735         {
 736             char buf[10];
 737
 738             if (uiParam < 32) uiParam = 32;
 739
 740             sprintf(buf, "%u", uiParam);
 741             if (SYSPARAMS_Save( SPI_ICONHORIZONTALSPACING_REGKEY,
 742                                 SPI_ICONHORIZONTALSPACING_VALNAME,
 743                                 buf, fWinIni ))
 744             {
 745                 SYSMETRICS_Set( SM_CXICONSPACING, uiParam );
 746                 spi_loaded[spi_idx] = TRUE;
 747             }
 748             else
 749                 ret = FALSE;
 750         }
 751         break;
 752
 753     case SPI_GETSCREENSAVETIMEOUT:              /*     14 */
 754         spi_idx = SPI_SETSCREENSAVETIMEOUT_IDX;
 755         if (!spi_loaded[spi_idx])
 756         {
 757             char buf[10];
 758
 759             if (SYSPARAMS_Load( SPI_SETSCREENSAVETIMEOUT_REGKEY,
 760                                 SPI_SETSCREENSAVETIMEOUT_VALNAME,
 761                                 buf ))
 762                 screensave_timeout = atoi( buf );
 763
 764             spi_loaded[spi_idx] = TRUE;
 765         }
 766         *(INT *)pvParam = screensave_timeout;
 767         break;
 768
 769     case SPI_SETSCREENSAVETIMEOUT:              /*     15 */
 770     {
 771         char buf[10];
 772
 773         spi_idx = SPI_SETSCREENSAVETIMEOUT_IDX;
 774         sprintf(buf, "%u", uiParam);
 775
 776         if (SYSPARAMS_Save( SPI_SETSCREENSAVETIMEOUT_REGKEY,
 777                             SPI_SETSCREENSAVETIMEOUT_VALNAME,
 778                             buf, fWinIni ))
 779         {
 780             screensave_timeout = uiParam;
 781             spi_loaded[spi_idx] = TRUE;
 782         }
 783         else
 784             ret = FALSE;
 785         break;
 786     }
 787
 788     case SPI_GETSCREENSAVEACTIVE:               /*     16 */
 789         *(BOOL *)pvParam = USER_Driver.pGetScreenSaveActive();
 790         break;
 791
 792     case SPI_SETSCREENSAVEACTIVE:               /*     17 */
 793     {
 794         char buf[5];
 795
 796         sprintf(buf, "%u", uiParam);
 797         USER_Driver.pSetScreenSaveActive( uiParam );
 798         /* saved value does not affect Wine */
 799         SYSPARAMS_Save( SPI_SETSCREENSAVEACTIVE_REGKEY,
 800                         SPI_SETSCREENSAVEACTIVE_VALNAME,
 801                         buf, fWinIni );
 802         break;
 803     }
 804
 805     case SPI_GETGRIDGRANULARITY:                /*     18 */
 806         spi_idx = SPI_SETGRIDGRANULARITY_IDX;
 807         if (!spi_loaded[spi_idx])
 808         {
 809             char buf[10];
 810
 811             if (SYSPARAMS_Load( SPI_SETGRIDGRANULARITY_REGKEY,
 812                                 SPI_SETGRIDGRANULARITY_VALNAME,
 813                                 buf ))
 814                 grid_granularity = atoi( buf );
 815
 816             spi_loaded[spi_idx] = TRUE;
 817         }
 818         *(INT *)pvParam = grid_granularity;
 819         break;
 820
 821     case SPI_SETGRIDGRANULARITY:                /*     19 */
 822     {
 823         char buf[10];
 824
 825         spi_idx = SPI_SETGRIDGRANULARITY_IDX;
 826         sprintf(buf, "%u", uiParam);
 827
 828         if (SYSPARAMS_Save( SPI_SETGRIDGRANULARITY_REGKEY,
 829                             SPI_SETGRIDGRANULARITY_VALNAME,
 830                             buf, fWinIni ))
 831         {
 832             grid_granularity = uiParam;
 833             spi_loaded[spi_idx] = TRUE;
 834         }
 835         else
 836             ret = FALSE;
 837         break;
 838     }
 839
 840     case SPI_SETDESKWALLPAPER:                  /*     20 */
 841         SYSPARAMS_Save(SPI_SETDESKWALLPAPER_REGKEY, SPI_SETDESKWALLPAPER_VALNAME, pvParam, fWinIni);
 842         ret = SetDeskWallPaper( (LPSTR)pvParam );
 843         break;
 844     case SPI_SETDESKPATTERN:                    /*     21 */
 845         /* FIXME: the ability to specify a pattern in pvParam
 846            doesn't seem to be documented for Win32 */
 847         if ((INT16)uiParam == -1)
 848         {
 849             char buffer[256];
 850             GetProfileStringA( "Desktop", "Pattern",
 851                                "170 85 170 85 170 85 170 85",
 852                                buffer, sizeof(buffer) );
 853             ret = DESKTOP_SetPattern( (LPSTR)buffer );
 854         } else
 855             ret = DESKTOP_SetPattern( (LPSTR)pvParam );
 856         break;
 857
 858     case SPI_GETKEYBOARDDELAY:                  /*     22 */
 859         spi_idx = SPI_SETKEYBOARDDELAY_IDX;
 860         if (!spi_loaded[spi_idx])
 861         {
 862             char buf[10];
 863
 864             if (SYSPARAMS_Load( SPI_SETKEYBOARDDELAY_REGKEY,
 865                                 SPI_SETKEYBOARDDELAY_VALNAME,
 866                                 buf ))
 867             {
 868                 int i = atoi( buf );
 869                 if ( (i >= 0) && (i <= 3)) keyboard_delay = i;
 870             }
 871
 872             spi_loaded[spi_idx] = TRUE;
 873         }
 874         *(INT *)pvParam = keyboard_delay;
 875         break;
 876
 877     case SPI_SETKEYBOARDDELAY:                  /*     23 */
 878     {
 879         char buf[10];
 880
 881         spi_idx = SPI_SETKEYBOARDDELAY_IDX;
 882         sprintf(buf, "%u", uiParam);
 883
 884         if (SYSPARAMS_Save( SPI_SETKEYBOARDDELAY_REGKEY,
 885                             SPI_SETKEYBOARDDELAY_VALNAME,
 886                             buf, fWinIni ))
 887         {
 888             if (uiParam <= 3)
 889                 keyboard_delay = uiParam;
 890             spi_loaded[spi_idx] = TRUE;
 891         }
 892         else
 893             ret = FALSE;
 894         break;
 895     }
 896
 897     case SPI_ICONVERTICALSPACING:               /*     24 */
 898         spi_idx = SPI_ICONVERTICALSPACING_IDX;
 899         if (pvParam != NULL)
 900         {
 901             if (!spi_loaded[spi_idx])
 902             {
 903                 char buf[10];
 904
 905                 if (SYSPARAMS_Load( SPI_ICONVERTICALSPACING_REGKEY,
 906                                     SPI_ICONVERTICALSPACING_VALNAME, buf ))
 907                 {
 908                     SYSMETRICS_Set( SM_CYICONSPACING, atoi( buf ) );
 909                 }
 910                 spi_loaded[spi_idx] = TRUE;
 911             }
 912
 913             *(INT *)pvParam = GetSystemMetrics( SM_CYICONSPACING );
 914         }
 915         else
 916         {
 917             char buf[10];
 918
 919             if (uiParam < 32) uiParam = 32;
 920
 921             sprintf(buf, "%u", uiParam);
 922             if (SYSPARAMS_Save( SPI_ICONVERTICALSPACING_REGKEY,
 923                                 SPI_ICONVERTICALSPACING_VALNAME,
 924                                 buf, fWinIni ))
 925             {
 926                 SYSMETRICS_Set( SM_CYICONSPACING, uiParam );
 927                 spi_loaded[spi_idx] = TRUE;
 928             }
 929             else
 930                 ret = FALSE;
 931         }
 932
 933         break;
 934
 935     case SPI_GETICONTITLEWRAP:                  /*     25 */
 936         spi_idx = SPI_SETICONTITLEWRAP_IDX;
 937         if (!spi_loaded[spi_idx])
 938         {
 939             char buf[5];
 940
 941             if (SYSPARAMS_Load( SPI_SETICONTITLEWRAP_REGKEY,
 942                                 SPI_SETICONTITLEWRAP_VALNAME, buf ))
 943                 icon_title_wrap  = atoi(buf);
 944             spi_loaded[spi_idx] = TRUE;
 945         }
 946
 947         *(BOOL *)pvParam = icon_title_wrap;
 948         break;
 949
 950     case SPI_SETICONTITLEWRAP:                  /*     26 */
 951     {
 952         char buf[5];
 953
 954         spi_idx = SPI_SETICONTITLEWRAP_IDX;
 955         sprintf(buf, "%u", uiParam);
 956         if (SYSPARAMS_Save( SPI_SETICONTITLEWRAP_REGKEY,
 957                             SPI_SETICONTITLEWRAP_VALNAME,
 958                             buf, fWinIni ))
 959         {
 960             icon_title_wrap = uiParam;
 961             spi_loaded[spi_idx] = TRUE;
 962         }
 963         else
 964             ret = FALSE;
 965         break;
 966     }
 967
 968     case SPI_GETMENUDROPALIGNMENT:              /*     27 */
 969         spi_idx = SPI_SETMENUDROPALIGNMENT_IDX;
 970
 971         if (!spi_loaded[spi_idx])
 972         {
 973             char buf[5];
 974
 975             if (SYSPARAMS_Load( SPI_SETMENUDROPALIGNMENT_REGKEY,
 976                                 SPI_SETMENUDROPALIGNMENT_VALNAME, buf ))
 977             {
 978                 SYSMETRICS_Set( SM_MENUDROPALIGNMENT, atoi( buf ) );
 979             }
 980             spi_loaded[spi_idx] = TRUE;
 981         }
 982
 983
 984         *(BOOL *)pvParam = GetSystemMetrics( SM_MENUDROPALIGNMENT );
 985         break;
 986
 987     case SPI_SETMENUDROPALIGNMENT:              /*     28 */
 988     {
 989         char buf[5];
 990         spi_idx = SPI_SETMENUDROPALIGNMENT_IDX;
 991
 992         sprintf(buf, "%u", uiParam);
 993         if (SYSPARAMS_Save( SPI_SETMENUDROPALIGNMENT_REGKEY,
 994                             SPI_SETMENUDROPALIGNMENT_VALNAME,
 995                             buf, fWinIni ))
 996         {
 997             SYSMETRICS_Set( SM_MENUDROPALIGNMENT, uiParam );
 998             spi_loaded[spi_idx] = TRUE;
 999         }
1000         else
1001             ret = FALSE;
1002         break;
1003     }
1004
1005     case SPI_SETDOUBLECLKWIDTH:                 /*     29 */
1006     {
1007         char buf[10];
1008         spi_idx = SPI_SETDOUBLECLKWIDTH_IDX;
1009
1010         sprintf(buf, "%u", uiParam);
1011         if (SYSPARAMS_Save( SPI_SETDOUBLECLKWIDTH_REGKEY,
1012                             SPI_SETDOUBLECLKWIDTH_VALNAME,
1013                             buf, fWinIni ))
1014         {
1015             SYSMETRICS_Set( SM_CXDOUBLECLK, uiParam );
1016             spi_loaded[spi_idx] = TRUE;
1017         }
1018         else
1019             ret = FALSE;
1020         break;
1021     }
1022
1023     case SPI_SETDOUBLECLKHEIGHT:                /*     30 */
1024     {
1025         char buf[10];
1026         spi_idx = SPI_SETDOUBLECLKHEIGHT_IDX;
1027
1028         sprintf(buf, "%u", uiParam);
1029         if (SYSPARAMS_Save( SPI_SETDOUBLECLKHEIGHT_REGKEY,
1030                             SPI_SETDOUBLECLKHEIGHT_VALNAME,
1031                             buf, fWinIni ))
1032         {
1033             SYSMETRICS_Set( SM_CYDOUBLECLK, uiParam );
1034             spi_loaded[spi_idx] = TRUE;
1035         }
1036         else
1037             ret = FALSE;
1038         break;
1039     }
1040
1041     case SPI_GETICONTITLELOGFONT:               /*     31 */
1042     {
1043         LPLOGFONTA lpLogFont = (LPLOGFONTA)pvParam;
1044         LOGFONTA        lfDefault;
1045
1046         /*
1047          * The 'default GDI fonts' seems to be returned.
1048          * If a returned font is not a correct font in your environment,
1049          * please try to fix objects/gdiobj.c at first.
1050          */
1051         SYSPARAMS_GetGUIFont( &lfDefault );
1052
1053         GetProfileStringA( "Desktop", "IconTitleFaceName",
1054                            lfDefault.lfFaceName,
1055                            lpLogFont->lfFaceName, LF_FACESIZE );
1056         lpLogFont->lfHeight = -GetProfileIntA( "Desktop", "IconTitleSize", 11 );
1057         lpLogFont->lfWidth = 0;
1058         lpLogFont->lfEscapement = lpLogFont->lfOrientation = 0;
1059         lpLogFont->lfWeight = FW_NORMAL;
1060         lpLogFont->lfItalic = FALSE;
1061         lpLogFont->lfStrikeOut = FALSE;
1062         lpLogFont->lfUnderline = FALSE;
1063         lpLogFont->lfCharSet = lfDefault.lfCharSet; /* at least 'charset' should not be hard-coded */
1064         lpLogFont->lfOutPrecision = OUT_DEFAULT_PRECIS;
1065         lpLogFont->lfClipPrecision = CLIP_DEFAULT_PRECIS;
1066         lpLogFont->lfPitchAndFamily = DEFAULT_PITCH;
1067         break;
1068     }
1069
1070     case SPI_SETDOUBLECLICKTIME:                /*     32 */
1071     {
1072         char buf[10];
1073
1074         spi_idx = SPI_SETDOUBLECLICKTIME_IDX;
1075         sprintf(buf, "%u", uiParam);
1076
1077         if (SYSPARAMS_Save( SPI_SETDOUBLECLICKTIME_REGKEY,
1078                             SPI_SETDOUBLECLICKTIME_VALNAME,
1079                             buf, fWinIni ))
1080         {
1081             if (!uiParam)
1082                 uiParam = 500;
1083             double_click_time = uiParam;
1084             spi_loaded[spi_idx] = TRUE;
1085         }
1086         else
1087             ret = FALSE;
1088         break;
1089     }
1090
1091     case SPI_SETMOUSEBUTTONSWAP:                /*     33 */
1092     {
1093         char buf[5];
1094         spi_idx = SPI_SETMOUSEBUTTONSWAP_IDX;
1095
1096         sprintf(buf, "%u", uiParam);
1097         if (SYSPARAMS_Save( SPI_SETMOUSEBUTTONSWAP_REGKEY,
1098                             SPI_SETMOUSEBUTTONSWAP_VALNAME,
1099                             buf, fWinIni ))
1100         {
1101             SYSMETRICS_Set( SM_SWAPBUTTON, uiParam );
1102             spi_loaded[spi_idx] = TRUE;
1103         }
1104         else
1105             ret = FALSE;
1106         break;
1107     }
1108
1109     WINE_SPI_FIXME(SPI_SETICONTITLELOGFONT);    /*     34 */
1110
1111     case SPI_GETFASTTASKSWITCH:                 /*     35 */
1112         *(BOOL *)pvParam = 1;
1113         break;
1114
1115     case SPI_SETFASTTASKSWITCH:                 /*     36 */
1116         /* the action is disabled */
1117         ret = FALSE;
1118         break;
1119
1120     case SPI_SETDRAGFULLWINDOWS:                /*     37  WINVER >= 0x0400 */
1121     {
1122         char buf[5];
1123
1124         spi_idx = SPI_SETDRAGFULLWINDOWS_IDX;
1125         sprintf(buf, "%u", uiParam);
1126         if (SYSPARAMS_Save( SPI_SETDRAGFULLWINDOWS_REGKEY,
1127                             SPI_SETDRAGFULLWINDOWS_VALNAME,
1128                             buf, fWinIni ))
1129         {
1130             drag_full_windows = uiParam;
1131             spi_loaded[spi_idx] = TRUE;
1132         }
1133         else
1134             ret = FALSE;
1135         break;
1136     }
1137
1138     case SPI_GETDRAGFULLWINDOWS:                /*     38  WINVER >= 0x0400 */
1139         spi_idx = SPI_SETDRAGFULLWINDOWS_IDX;
1140         if (!spi_loaded[spi_idx])
1141         {
1142             char buf[5];
1143
1144             if (SYSPARAMS_Load( SPI_SETDRAGFULLWINDOWS_REGKEY,
1145                                 SPI_SETDRAGFULLWINDOWS_VALNAME, buf ))
1146                 drag_full_windows  = atoi(buf);
1147             spi_loaded[spi_idx] = TRUE;
1148         }
1149
1150         *(BOOL *)pvParam = drag_full_windows;
1151         break;
1152
1153     case SPI_GETNONCLIENTMETRICS:               /*     41  WINVER >= 0x400 */
1154     {
1155         LPNONCLIENTMETRICSA lpnm = (LPNONCLIENTMETRICSA)pvParam;
1156
1157         if (lpnm->cbSize == sizeof(NONCLIENTMETRICSA))
1158         {
1159             /* clear the struct, so we have 'sane' members */
1160             memset(
1161                 (char *)pvParam + sizeof(lpnm->cbSize),
1162                 0,
1163                 lpnm->cbSize - sizeof(lpnm->cbSize)
1164                 );
1165
1166             /* initialize geometry entries */
1167             lpnm->iBorderWidth = 1;
1168             lpnm->iScrollWidth = GetSystemMetrics(SM_CXVSCROLL);
1169             lpnm->iScrollHeight = GetSystemMetrics(SM_CYHSCROLL);
1170
1171             /* size of the normal caption buttons */
1172             lpnm->iCaptionWidth = GetSystemMetrics(SM_CXSIZE);
1173             lpnm->iCaptionHeight = GetSystemMetrics(SM_CYSIZE);
1174
1175             /* caption font metrics */
1176             SystemParametersInfoA( SPI_GETICONTITLELOGFONT, 0, (LPVOID)&(lpnm->lfCaptionFont), 0 );
1177             lpnm->lfCaptionFont.lfWeight = FW_BOLD;
1178
1179             /* size of the small caption buttons */
1180             lpnm->iSmCaptionWidth = GetSystemMetrics(SM_CXSMSIZE);
1181             lpnm->iSmCaptionHeight = GetSystemMetrics(SM_CYSMSIZE);
1182
1183             /* small caption font metrics */
1184             SystemParametersInfoA( SPI_GETICONTITLELOGFONT, 0, (LPVOID)&(lpnm->lfSmCaptionFont), 0 );
1185
1186             /* menus, FIXME: names of wine.conf entries are bogus */
1187
1188             /* size of the menu (MDI) buttons */
1189             lpnm->iMenuWidth = GetSystemMetrics(SM_CXMENUSIZE);
1190             lpnm->iMenuHeight = GetSystemMetrics(SM_CYMENUSIZE);
1191
1192             /* menu font metrics */
1193             SystemParametersInfoA( SPI_GETICONTITLELOGFONT, 0, (LPVOID)&(lpnm->lfMenuFont), 0 );
1194             GetProfileStringA( "Desktop", "MenuFont",
1195                                (TWEAK_WineLook > WIN31_LOOK) ? lpnm->lfCaptionFont.lfFaceName : "System",
1196                                lpnm->lfMenuFont.lfFaceName, LF_FACESIZE );
1197             lpnm->lfMenuFont.lfHeight = -GetProfileIntA( "Desktop", "MenuFontSize", 11 );
1198             lpnm->lfMenuFont.lfWeight = (TWEAK_WineLook > WIN31_LOOK) ? FW_NORMAL : FW_BOLD;
1199
1200             /* status bar font metrics */
1201             SystemParametersInfoA( SPI_GETICONTITLELOGFONT, 0,
1202                                    (LPVOID)&(lpnm->lfStatusFont), 0 );
1203             /* message font metrics */
1204             SystemParametersInfoA( SPI_GETICONTITLELOGFONT, 0,
1205                                    (LPVOID)&(lpnm->lfMessageFont), 0 );
1206         }
1207         else
1208         {
1209             WARN("size mismatch !! (is %d; should be %d)\n", lpnm->cbSize, sizeof(NONCLIENTMETRICSA));
1210             /* FIXME: SetLastError? */
1211             ret = FALSE;
1212         }
1213         break;
1214     }
1215     WINE_SPI_FIXME(SPI_SETNONCLIENTMETRICS);    /*     42  WINVER >= 0x400 */
1216
1217     WINE_SPI_FIXME(SPI_GETMINIMIZEDMETRICS);    /*     43  WINVER >= 0x400 */
1218     WINE_SPI_FIXME(SPI_SETMINIMIZEDMETRICS);    /*     44  WINVER >= 0x400 */
1219
1220     case SPI_GETICONMETRICS:                    /*     45  WINVER >= 0x400 */
1221     {
1222         LPICONMETRICSA lpIcon = pvParam;
1223         if(lpIcon && lpIcon->cbSize == sizeof(*lpIcon))
1224         {
1225             SystemParametersInfoA( SPI_ICONHORIZONTALSPACING, 0,
1226                                    &lpIcon->iHorzSpacing, FALSE );
1227             SystemParametersInfoA( SPI_ICONVERTICALSPACING, 0,
1228                                    &lpIcon->iVertSpacing, FALSE );
1229             SystemParametersInfoA( SPI_GETICONTITLEWRAP, 0,
1230                                    &lpIcon->iTitleWrap, FALSE );
1231             SystemParametersInfoA( SPI_GETICONTITLELOGFONT, 0,
1232                                    &lpIcon->lfFont, FALSE );
1233         }
1234         else
1235         {
1236             ret = FALSE;
1237         }
1238         break;
1239     }
1240     WINE_SPI_FIXME(SPI_SETICONMETRICS);         /*     46  WINVER >= 0x400 */
1241
1242     case SPI_SETWORKAREA:                       /*     47  WINVER >= 0x400 */
1243     {
1244         char buf[20];
1245         RECT *pr = (RECT *) pvParam;
1246
1247         spi_idx = SPI_SETWORKAREA_IDX;
1248         sprintf(buf, "%d %d %d %d",
1249                 pr->left, pr->top,
1250                 pr->right, pr->bottom );
1251
1252         if (SYSPARAMS_Save( SPI_SETWORKAREA_REGKEY,
1253                             SPI_SETWORKAREA_VALNAME,
1254                             buf, fWinIni ))
1255         {
1256             CopyRect( &work_area, (RECT *)pvParam );
1257             spi_loaded[spi_idx] = TRUE;
1258         }
1259         else
1260             ret = FALSE;
1261         break;
1262     }
1263
1264     case SPI_GETWORKAREA:                       /*     48  WINVER >= 0x400 */
1265       spi_idx = SPI_SETWORKAREA_IDX;
1266       if (!spi_loaded[spi_idx])
1267       {
1268           char buf[20];
1269
1270           SetRect( &work_area, 0, 0,
1271                    GetSystemMetrics( SM_CXSCREEN ),
1272                    GetSystemMetrics( SM_CYSCREEN ) );
1273
1274           if (SYSPARAMS_Load( SPI_SETWORKAREA_REGKEY,
1275                               SPI_SETWORKAREA_VALNAME,
1276                               buf ))
1277           {
1278               sscanf( buf, "%d %d %d %d",
1279                       &work_area.left, &work_area.top,
1280                       &work_area.right, &work_area.bottom );
1281           }
1282           spi_loaded[spi_idx] = TRUE;
1283       }
1284       CopyRect( (RECT *)pvParam, &work_area );
1285
1286       break;
1287
1288     WINE_SPI_FIXME(SPI_SETPENWINDOWS);          /*     49  WINVER >= 0x400 */
1289
1290     case SPI_GETFILTERKEYS:                     /*     50 */
1291     {
1292         LPFILTERKEYS lpFilterKeys = (LPFILTERKEYS)pvParam;
1293         WARN("SPI_GETFILTERKEYS not fully implemented\n");
1294         if (lpFilterKeys->cbSize == sizeof(FILTERKEYS))
1295         {
1296             /* Indicate that no FilterKeys feature available */
1297             lpFilterKeys->dwFlags = 0;
1298             lpFilterKeys->iWaitMSec = 0;
1299             lpFilterKeys->iDelayMSec = 0;
1300             lpFilterKeys->iRepeatMSec = 0;
1301             lpFilterKeys->iBounceMSec = 0;
1302          }
1303         else
1304         {
1305             ret = FALSE;
1306         }
1307         break;
1308     }
1309     WINE_SPI_FIXME(SPI_SETFILTERKEYS);          /*     51 */
1310
1311     case SPI_GETTOGGLEKEYS:                     /*     52 */
1312     {
1313         LPTOGGLEKEYS lpToggleKeys = (LPTOGGLEKEYS)pvParam;
1314         WARN("SPI_GETTOGGLEKEYS not fully implemented\n");
1315         if (lpToggleKeys->cbSize == sizeof(TOGGLEKEYS))
1316         {
1317             /* Indicate that no ToggleKeys feature available */
1318             lpToggleKeys->dwFlags = 0;
1319         }
1320         else
1321         {
1322             ret = FALSE;
1323         }
1324         break;
1325     }
1326     WINE_SPI_FIXME(SPI_SETTOGGLEKEYS);          /*     53 */
1327
1328     case SPI_GETMOUSEKEYS:                      /*     54 */
1329     {
1330         LPMOUSEKEYS lpMouseKeys = (LPMOUSEKEYS)pvParam;
1331         WARN("SPI_GETMOUSEKEYS not fully implemented\n");
1332         if (lpMouseKeys->cbSize == sizeof(MOUSEKEYS))
1333         {
1334             /* Indicate that no MouseKeys feature available */
1335             lpMouseKeys->dwFlags = 0;
1336             lpMouseKeys->iMaxSpeed = 360;
1337             lpMouseKeys->iTimeToMaxSpeed = 1000;
1338             lpMouseKeys->iCtrlSpeed = 0;
1339             lpMouseKeys->dwReserved1 = 0;
1340             lpMouseKeys->dwReserved2 = 0;
1341         }
1342         else
1343         {
1344             ret = FALSE;
1345         }
1346         break;
1347     }
1348     WINE_SPI_FIXME(SPI_SETMOUSEKEYS);           /*     55 */
1349
1350     case SPI_GETSHOWSOUNDS:                     /*     56 */
1351         spi_idx = SPI_SETSHOWSOUNDS_IDX;
1352
1353         if (!spi_loaded[spi_idx])
1354         {
1355             char buf[10];
1356
1357             if (SYSPARAMS_Load( SPI_SETSHOWSOUNDS_REGKEY,
1358                                 SPI_SETSHOWSOUNDS_VALNAME, buf ))
1359             {
1360                 SYSMETRICS_Set( SM_SHOWSOUNDS, atoi( buf ) );
1361             }
1362             spi_loaded[spi_idx] = TRUE;
1363         }
1364
1365
1366         *(INT *)pvParam = GetSystemMetrics( SM_SHOWSOUNDS );
1367         break;
1368
1369     case SPI_SETSHOWSOUNDS:                     /*     57 */
1370     {
1371         char buf[10];
1372         spi_idx = SPI_SETSHOWSOUNDS_IDX;
1373
1374         sprintf(buf, "%u", uiParam);
1375         if (SYSPARAMS_Save( SPI_SETSHOWSOUNDS_REGKEY,
1376                             SPI_SETSHOWSOUNDS_VALNAME,
1377                             buf, fWinIni ))
1378         {
1379             SYSMETRICS_Set( SM_SHOWSOUNDS, uiParam );
1380             spi_loaded[spi_idx] = TRUE;
1381         }
1382         else
1383             ret = FALSE;
1384         break;
1385     }
1386
1387     case SPI_GETSTICKYKEYS:                     /*     58 */
1388     {
1389         LPSTICKYKEYS lpStickyKeys = (LPSTICKYKEYS)pvParam;
1390         WARN("SPI_GETSTICKYKEYS not fully implemented\n");
1391         if (lpStickyKeys->cbSize == sizeof(STICKYKEYS))
1392         {
1393             /* Indicate that no StickyKeys feature available */
1394             lpStickyKeys->dwFlags = 0;
1395         }
1396         else
1397         {
1398             ret = FALSE;
1399         }
1400         break;
1401     }
1402     WINE_SPI_FIXME(SPI_SETSTICKYKEYS);          /*     59 */
1403
1404     case SPI_GETACCESSTIMEOUT:                  /*     60 */
1405     {
1406         LPACCESSTIMEOUT lpAccessTimeout = (LPACCESSTIMEOUT)pvParam;
1407         WARN("SPI_GETACCESSTIMEOUT not fully implemented\n");
1408         if (lpAccessTimeout->cbSize == sizeof(ACCESSTIMEOUT))
1409         {
1410             /* Indicate that no accessibility features timeout is available */
1411             lpAccessTimeout->dwFlags = 0;
1412             lpAccessTimeout->iTimeOutMSec = 0;
1413         }
1414         else
1415         {
1416             ret = FALSE;
1417         }
1418         break;
1419     }
1420     WINE_SPI_FIXME(SPI_SETACCESSTIMEOUT);       /*     61 */
1421
1422     case SPI_GETSERIALKEYS:                     /*     62  WINVER >= 0x400 */
1423     {
1424         LPSERIALKEYSA lpSerialKeysA = (LPSERIALKEYSA)pvParam;
1425         WARN("SPI_GETSERIALKEYS not fully implemented\n");
1426         if (lpSerialKeysA->cbSize == sizeof(SERIALKEYSA))
1427         {
1428             /* Indicate that no SerialKeys feature available */
1429             lpSerialKeysA->dwFlags = 0;
1430             lpSerialKeysA->lpszActivePort = NULL;
1431             lpSerialKeysA->lpszPort = NULL;
1432             lpSerialKeysA->iBaudRate = 0;
1433             lpSerialKeysA->iPortState = 0;
1434         }
1435         else
1436         {
1437             ret = FALSE;
1438         }
1439         break;
1440     }
1441     WINE_SPI_FIXME(SPI_SETSERIALKEYS);          /*     63  WINVER >= 0x400 */
1442
1443     case SPI_GETSOUNDSENTRY:                    /*     64 */
1444     {
1445         LPSOUNDSENTRYA lpSoundSentryA = (LPSOUNDSENTRYA)pvParam;
1446         WARN("SPI_GETSOUNDSENTRY not fully implemented\n");
1447         if (lpSoundSentryA->cbSize == sizeof(SOUNDSENTRYA))
1448         {
1449             /* Indicate that no SoundSentry feature available */
1450             lpSoundSentryA->dwFlags = 0;
1451             lpSoundSentryA->iFSTextEffect = 0;
1452             lpSoundSentryA->iFSTextEffectMSec = 0;
1453             lpSoundSentryA->iFSTextEffectColorBits = 0;
1454             lpSoundSentryA->iFSGrafEffect = 0;
1455             lpSoundSentryA->iFSGrafEffectMSec = 0;
1456             lpSoundSentryA->iFSGrafEffectColor = 0;
1457             lpSoundSentryA->iWindowsEffect = 0;
1458             lpSoundSentryA->iWindowsEffectMSec = 0;
1459             lpSoundSentryA->lpszWindowsEffectDLL = 0;
1460             lpSoundSentryA->iWindowsEffectOrdinal = 0;
1461         }
1462         else
1463         {
1464             ret = FALSE;
1465         }
1466         break;
1467     }
1468     WINE_SPI_FIXME(SPI_SETSOUNDSENTRY);         /*     65 */
1469
1470     case SPI_GETHIGHCONTRAST:                   /*     66  WINVER >= 0x400 */
1471     {
1472         LPHIGHCONTRASTA lpHighContrastA = (LPHIGHCONTRASTA)pvParam;
1473         WARN("SPI_GETHIGHCONTRAST not fully implemented\n");
1474         if (lpHighContrastA->cbSize == sizeof(HIGHCONTRASTA))
1475         {
1476             /* Indicate that no high contrast feature available */
1477             lpHighContrastA->dwFlags = 0;
1478             lpHighContrastA->lpszDefaultScheme = NULL;
1479         }
1480         else
1481         {
1482             ret = FALSE;
1483         }
1484         break;
1485     }
1486     WINE_SPI_FIXME(SPI_SETHIGHCONTRAST);        /*     67  WINVER >= 0x400 */
1487
1488     case SPI_GETKEYBOARDPREF:                   /*     68  WINVER >= 0x400 */
1489         spi_idx = SPI_SETKEYBOARDPREF_IDX;
1490         if (!spi_loaded[spi_idx])
1491         {
1492             char buf[5];
1493
1494             if (SYSPARAMS_Load( SPI_SETKEYBOARDPREF_REGKEY,
1495                                 SPI_SETKEYBOARDPREF_VALNAME, buf ))
1496                 keyboard_pref  = atoi(buf);
1497             spi_loaded[spi_idx] = TRUE;
1498         }
1499
1500         *(BOOL *)pvParam = keyboard_pref;
1501         break;
1502
1503     case SPI_SETKEYBOARDPREF:                   /*     69  WINVER >= 0x400 */
1504     {
1505         char buf[5];
1506
1507         spi_idx = SPI_SETKEYBOARDPREF_IDX;
1508         sprintf(buf, "%u", uiParam);
1509         if (SYSPARAMS_Save( SPI_SETKEYBOARDPREF_REGKEY,
1510                             SPI_SETKEYBOARDPREF_VALNAME,
1511                             buf, fWinIni ))
1512         {
1513             keyboard_pref = uiParam;
1514             spi_loaded[spi_idx] = TRUE;
1515         }
1516         else
1517             ret = FALSE;
1518         break;
1519     }
1520
1521     case SPI_GETSCREENREADER:                   /*     70  WINVER >= 0x400 */
1522         spi_idx = SPI_SETSCREENREADER_IDX;
1523         if (!spi_loaded[spi_idx])
1524         {
1525             char buf[5];
1526
1527             if (SYSPARAMS_Load( SPI_SETSCREENREADER_REGKEY,
1528                                 SPI_SETSCREENREADER_VALNAME, buf ))
1529                 screen_reader  = atoi(buf);
1530             spi_loaded[spi_idx] = TRUE;
1531         }
1532
1533         *(BOOL *)pvParam = screen_reader;
1534         break;
1535
1536     case SPI_SETSCREENREADER:                   /*     71  WINVER >= 0x400 */
1537     {
1538         char buf[5];
1539
1540         spi_idx = SPI_SETSCREENREADER_IDX;
1541         sprintf(buf, "%u", uiParam);
1542         if (SYSPARAMS_Save( SPI_SETSCREENREADER_REGKEY,
1543                             SPI_SETSCREENREADER_VALNAME,
1544                             buf, fWinIni ))
1545         {
1546             screen_reader = uiParam;
1547             spi_loaded[spi_idx] = TRUE;
1548         }
1549         else
1550             ret = FALSE;
1551         break;
1552     }
1553
1554     case SPI_GETANIMATION:                      /*     72  WINVER >= 0x400 */
1555     {
1556         LPANIMATIONINFO lpAnimInfo = (LPANIMATIONINFO)pvParam;
1557
1558         /* Tell it "disabled" */
1559         if (lpAnimInfo->cbSize == sizeof(ANIMATIONINFO))
1560             lpAnimInfo->iMinAnimate = 0; /* Minimise and restore animation is disabled (nonzero == enabled) */
1561         else
1562             ret = FALSE;
1563         break;
1564     }
1565     WINE_SPI_WARN(SPI_SETANIMATION);            /*     73  WINVER >= 0x400 */
1566
1567     WINE_SPI_FIXME(SPI_GETFONTSMOOTHING);       /*     74  WINVER >= 0x400 */
1568     WINE_SPI_FIXME(SPI_SETFONTSMOOTHING);       /*     75  WINVER >= 0x400 */
1569
1570     WINE_SPI_FIXME(SPI_SETDRAGWIDTH);           /*     76  WINVER >= 0x400 */
1571     WINE_SPI_FIXME(SPI_SETDRAGHEIGHT);          /*     77  WINVER >= 0x400 */
1572
1573     WINE_SPI_FIXME(SPI_SETHANDHELD);            /*     78  WINVER >= 0x400 */
1574
1575     WINE_SPI_FIXME(SPI_GETLOWPOWERTIMEOUT);     /*     79  WINVER >= 0x400 */
1576     WINE_SPI_FIXME(SPI_GETPOWEROFFTIMEOUT);     /*     80  WINVER >= 0x400 */
1577     WINE_SPI_FIXME(SPI_SETLOWPOWERTIMEOUT);     /*     81  WINVER >= 0x400 */
1578     WINE_SPI_FIXME(SPI_SETPOWEROFFTIMEOUT);     /*     82  WINVER >= 0x400 */
1579     WINE_SPI_FIXME(SPI_GETLOWPOWERACTIVE);      /*     83  WINVER >= 0x400 */
1580     WINE_SPI_FIXME(SPI_GETPOWEROFFACTIVE);      /*     84  WINVER >= 0x400 */
1581     WINE_SPI_FIXME(SPI_SETLOWPOWERACTIVE);      /*     85  WINVER >= 0x400 */
1582     WINE_SPI_FIXME(SPI_SETPOWEROFFACTIVE);      /*     86  WINVER >= 0x400 */
1583
1584     WINE_SPI_FIXME(SPI_SETCURSORS);             /*     87  WINVER >= 0x400 */
1585     WINE_SPI_FIXME(SPI_SETICONS);               /*     88  WINVER >= 0x400 */
1586
1587     case SPI_GETDEFAULTINPUTLANG:       /*     89  WINVER >= 0x400 */
1588         ret = GetKeyboardLayout(0) ? TRUE : FALSE;
1589         break;
1590
1591     WINE_SPI_FIXME(SPI_SETDEFAULTINPUTLANG);    /*     90  WINVER >= 0x400 */
1592
1593     WINE_SPI_FIXME(SPI_SETLANGTOGGLE);          /*     91  WINVER >= 0x400 */
1594
1595     case SPI_GETWINDOWSEXTENSION:               /*     92  WINVER >= 0x400 */
1596         WARN("pretend no support for Win9x Plus! for now.\n");
1597         ret = FALSE; /* yes, this is the result value */
1598         break;
1599
1600     WINE_SPI_FIXME(SPI_SETMOUSETRAILS);         /*     93  WINVER >= 0x400 */
1601     WINE_SPI_FIXME(SPI_GETMOUSETRAILS);         /*     94  WINVER >= 0x400 */
1602
1603     case SPI_SETSCREENSAVERRUNNING:             /*     97  WINVER >= 0x400 */
1604         {
1605         /* SPI_SCREENSAVERRUNNING is an alias for SPI_SETSCREENSAVERRUNNING */
1606         char buf[5];
1607
1608         spi_idx = SPI_SETSCREENSAVERRUNNING_IDX;
1609         sprintf(buf, "%u", uiParam);
1610
1611         /* save only temporarily */
1612         if (SYSPARAMS_Save( SPI_SETSCREENSAVERRUNNING_REGKEY,
1613                             SPI_SETSCREENSAVERRUNNING_VALNAME,
1614                             buf, 0 ))
1615         {
1616             screensaver_running = uiParam;
1617             spi_loaded[spi_idx] = TRUE;
1618         }
1619         else
1620             ret = FALSE;
1621         break;
1622     }
1623
1624     case SPI_GETMOUSEHOVERWIDTH:                /*     98  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1625         *(UINT *)pvParam = 4;
1626         break;
1627     WINE_SPI_FIXME(SPI_SETMOUSEHOVERWIDTH);     /*     99  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1628
1629     case SPI_GETMOUSEHOVERHEIGHT:               /*    100  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1630         *(UINT *)pvParam = 4;
1631         break;
1632     WINE_SPI_FIXME(SPI_SETMOUSEHOVERHEIGHT);    /*    101  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1633
1634     case SPI_GETMOUSEHOVERTIME:                 /*    102  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1635         *(UINT *)pvParam = 400; /* default for menu dropdowns */
1636         break;
1637     WINE_SPI_FIXME(SPI_SETMOUSEHOVERTIME);      /*    103  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1638
1639     case SPI_GETWHEELSCROLLLINES:               /*    104  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1640         *(UINT *)pvParam = 3; /* default for num scroll lines */
1641         break;
1642
1643     WINE_SPI_FIXME(SPI_SETWHEELSCROLLLINES);    /*    105  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1644
1645     case SPI_GETMENUSHOWDELAY:                  /*    106  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1646         *(UINT *)pvParam = 400; /* Tested against Windows NT 4.0 and Windows 2000 */
1647         break;
1648
1649     WINE_SPI_FIXME(SPI_GETSHOWIMEUI);           /*    110  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1650     WINE_SPI_FIXME(SPI_SETSHOWIMEUI);           /*    111  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1651
1652     case SPI_GETSCREENSAVERRUNNING:             /*    114  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1653         spi_idx = SPI_SETSCREENSAVERRUNNING_IDX;
1654         if (!spi_loaded[spi_idx])
1655         {
1656             char buf[5];
1657
1658             if (SYSPARAMS_Load( SPI_SETSCREENSAVERRUNNING_REGKEY,
1659                                 SPI_SETSCREENSAVERRUNNING_VALNAME, buf ))
1660                 screensaver_running  = atoi( buf );
1661             spi_loaded[spi_idx] = TRUE;
1662         }
1663
1664         *(BOOL *)pvParam = screensaver_running;
1665         break;
1666
1667     case SPI_GETDESKWALLPAPER:                  /*    115  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1668     {
1669         char buf[MAX_PATH];
1670
1671         if (uiParam > MAX_PATH)
1672         {
1673             uiParam = MAX_PATH;
1674         }
1675
1676         if (SYSPARAMS_Load(SPI_SETDESKWALLPAPER_REGKEY, SPI_SETDESKWALLPAPER_VALNAME, buf))
1677         {
1678             strncpy((char*)pvParam, buf, uiParam);
1679         }
1680         else
1681         {
1682             /* Return an empty string */
1683             memset((char*)pvParam, 0, uiParam);
1684         }
1685
1686         break;
1687     }
1688
1689     WINE_SPI_FIXME(SPI_GETACTIVEWINDOWTRACKING);/* 0x1000  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1690     WINE_SPI_FIXME(SPI_SETACTIVEWINDOWTRACKING);/* 0x1001  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1691     WINE_SPI_FIXME(SPI_GETMENUANIMATION);       /* 0x1002  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1692     WINE_SPI_FIXME(SPI_SETMENUANIMATION);       /* 0x1003  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1693     WINE_SPI_FIXME(SPI_GETCOMBOBOXANIMATION);   /* 0x1004  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1694     WINE_SPI_FIXME(SPI_SETCOMBOBOXANIMATION);   /* 0x1005  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1695     WINE_SPI_FIXME(SPI_GETLISTBOXSMOOTHSCROLLING);/* 0x1006  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1696     WINE_SPI_FIXME(SPI_SETLISTBOXSMOOTHSCROLLING);/* 0x1007  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1697     WINE_SPI_FIXME(SPI_GETGRADIENTCAPTIONS);    /* 0x1008  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1698     WINE_SPI_FIXME(SPI_SETGRADIENTCAPTIONS);    /* 0x1009  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1699     WINE_SPI_FIXME(SPI_GETKEYBOARDCUES);        /* 0x100A  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1700     WINE_SPI_FIXME(SPI_SETKEYBOARDCUES);        /* 0x100B  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1701     WINE_SPI_FIXME(SPI_GETACTIVEWNDTRKZORDER);  /* 0x100C  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1702     WINE_SPI_FIXME(SPI_SETACTIVEWNDTRKZORDER);  /* 0x100D  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1703     WINE_SPI_FIXME(SPI_GETHOTTRACKING);         /* 0x100E  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1704     WINE_SPI_FIXME(SPI_SETHOTTRACKING);         /* 0x100F  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1705     WINE_SPI_FIXME(SPI_GETSELECTIONFADE);       /* 0x1014  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1706     WINE_SPI_FIXME(SPI_SETSELECTIONFADE);       /* 0x1015  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1707     WINE_SPI_FIXME(SPI_GETDROPSHADOW);          /* 0x1024  _WIN32_WINNT >= 0x510 */
1708     WINE_SPI_FIXME(SPI_SETDROPSHADOW);          /* 0x1025  _WIN32_WINNT >= 0x510 */
1709     WINE_SPI_FIXME(SPI_GETFOREGROUNDLOCKTIMEOUT);/* 0x2000  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1710     WINE_SPI_FIXME(SPI_SETFOREGROUNDLOCKTIMEOUT);/* 0x2001  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1711     WINE_SPI_FIXME(SPI_GETACTIVEWNDTRKTIMEOUT); /* 0x2002  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1712     WINE_SPI_FIXME(SPI_SETACTIVEWNDTRKTIMEOUT); /* 0x2003  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1713     WINE_SPI_FIXME(SPI_GETFOREGROUNDFLASHCOUNT);/* 0x2004  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1714     WINE_SPI_FIXME(SPI_SETFOREGROUNDFLASHCOUNT);/* 0x2005  _WIN32_WINNT >= 0x500 || _WIN32_WINDOW > 0x400 */
1715
1716     default:
1717         FIXME( "Unknown action: %u\n", uiAction );
1718         SetLastError( ERROR_INVALID_SPI_VALUE );
1719         ret = FALSE;
1720         break;
1721     }
1722
1723     if (ret)
1724         SYSPARAMS_NotifyChange( uiAction, fWinIni );
1725     return ret;
1726
1727 #undef WINE_SPI_FIXME
1728 #undef WINE_SPI_WARN
1729 }
1730
1731
1732 /***********************************************************************
1733  *              SystemParametersInfo (USER.483)
1734  */
1735 BOOL16 WINAPI SystemParametersInfo16( UINT16 uAction, UINT16 uParam,
1736                                       LPVOID lpvParam, UINT16 fuWinIni )
1737 {
1738     BOOL16 ret;
1739
1740     TRACE("(%u, %u, %p, %u)\n", uAction, uParam, lpvParam, fuWinIni);
1741
1742     switch (uAction)
1743     {
1744     case SPI_GETBEEP:                           /*      1 */
1745     case SPI_GETSCREENSAVEACTIVE:               /*     16 */
1746     case SPI_GETICONTITLEWRAP:                  /*     25 */
1747     case SPI_GETMENUDROPALIGNMENT:              /*     27 */
1748     case SPI_GETFASTTASKSWITCH:                 /*     35 */
1749     case SPI_GETDRAGFULLWINDOWS:                /*     38  WINVER >= 0x0400 */
1750     {
1751         BOOL tmp;
1752         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
1753         if (ret && lpvParam)
1754             *(BOOL16 *)lpvParam = tmp;
1755         break;
1756     }
1757
1758     case SPI_GETBORDER:                         /*      5 */
1759     case SPI_ICONHORIZONTALSPACING:             /*     13 */
1760     case SPI_GETSCREENSAVETIMEOUT:              /*     14 */
1761     case SPI_GETGRIDGRANULARITY:                /*     18 */
1762     case SPI_GETKEYBOARDDELAY:                  /*     22 */
1763     case SPI_ICONVERTICALSPACING:               /*     24 */
1764     {
1765         INT tmp;
1766         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
1767         if (ret && lpvParam)
1768             *(INT16 *)lpvParam = tmp;
1769         break;
1770     }
1771
1772     case SPI_GETKEYBOARDSPEED:                  /*     10 */
1773     {
1774         DWORD tmp;
1775         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
1776         if (ret && lpvParam)
1777             *(WORD *)lpvParam = tmp;
1778         break;
1779     }
1780
1781     case SPI_GETICONTITLELOGFONT:               /*     31 */
1782     {
1783         LOGFONTA tmp;
1784         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
1785         if (ret && lpvParam)
1786             SYSPARAMS_LogFont32ATo16( &tmp, (LPLOGFONT16)lpvParam );
1787         break;
1788     }
1789
1790     case SPI_GETNONCLIENTMETRICS:               /*     41  WINVER >= 0x400 */
1791     {
1792         NONCLIENTMETRICSA tmp;
1793         LPNONCLIENTMETRICS16 lpnm16 = (LPNONCLIENTMETRICS16)lpvParam;
1794         if (lpnm16 && lpnm16->cbSize == sizeof(NONCLIENTMETRICS16))
1795         {
1796             tmp.cbSize = sizeof(NONCLIENTMETRICSA);
1797             ret = SystemParametersInfoA( uAction, uParam, &tmp, fuWinIni );
1798             if (ret)
1799                 SYSPARAMS_NonClientMetrics32ATo16( &tmp, lpnm16 );
1800         }
1801         else /* winfile 95 sets cbSize to 340 */
1802             ret = SystemParametersInfoA( uAction, uParam, lpvParam, fuWinIni );
1803         break;
1804     }
1805
1806     case SPI_GETWORKAREA:                       /*     48  WINVER >= 0x400 */
1807     {
1808         RECT tmp;
1809         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
1810         if (ret && lpvParam)
1811             CONV_RECT32TO16( &tmp, (RECT16 *)lpvParam );
1812         break;
1813     }
1814
1815     case SPI_GETMOUSEHOVERWIDTH:                /*     98  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1816     case SPI_GETMOUSEHOVERHEIGHT:               /*    100  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1817     case SPI_GETMOUSEHOVERTIME:                 /*    102  _WIN32_WINNT >= 0x400 || _WIN32_WINDOW > 0x400 */
1818     {
1819         UINT tmp;
1820         ret = SystemParametersInfoA( uAction, uParam, lpvParam ? &tmp : NULL, fuWinIni );
1821         if (ret && lpvParam)
1822             *(UINT16 *)lpvParam = tmp;
1823         break;
1824     }
1825
1826     default:
1827         ret = SystemParametersInfoA( uAction, uParam, lpvParam, fuWinIni );
1828     }
1829
1830     return ret;
1831 }
1832
1833 /***********************************************************************
1834  *              SystemParametersInfoW (USER32.@)
1835  */
1836 BOOL WINAPI SystemParametersInfoW( UINT uiAction, UINT uiParam,
1837                                    PVOID pvParam, UINT fuWinIni )
1838 {
1839     BOOL ret;
1840
1841     TRACE("(%u, %u, %p, %u)\n", uiAction, uiParam, pvParam, fuWinIni);
1842
1843     switch (uiAction)
1844     {
1845     case SPI_SETDESKWALLPAPER:                  /*     20 */
1846     case SPI_SETDESKPATTERN:                    /*     21 */
1847     {
1848         char buffer[256];
1849         if (pvParam)
1850             if (!WideCharToMultiByte( CP_ACP, 0, (LPWSTR)pvParam, -1,
1851                                       buffer, sizeof(buffer), NULL, NULL ))
1852                 buffer[sizeof(buffer)-1] = 0;
1853         ret = SystemParametersInfoA( uiAction, uiParam, pvParam ? buffer : NULL, fuWinIni );
1854         break;
1855     }
1856
1857     case SPI_GETICONTITLELOGFONT:               /*     31 */
1858     {
1859         LOGFONTA tmp;
1860         ret = SystemParametersInfoA( uiAction, uiParam, pvParam ? &tmp : NULL, fuWinIni );
1861         if (ret && pvParam)
1862             SYSPARAMS_LogFont32ATo32W( &tmp, (LPLOGFONTW)pvParam );
1863         break;
1864     }
1865
1866     case SPI_GETNONCLIENTMETRICS:               /*     41  WINVER >= 0x400 */
1867     {
1868         NONCLIENTMETRICSA tmp;
1869         LPNONCLIENTMETRICSW lpnmW = (LPNONCLIENTMETRICSW)pvParam;
1870         if (lpnmW && lpnmW->cbSize == sizeof(NONCLIENTMETRICSW))
1871         {
1872             tmp.cbSize = sizeof(NONCLIENTMETRICSA);
1873             ret = SystemParametersInfoA( uiAction, uiParam, &tmp, fuWinIni );
1874             if (ret)
1875                 SYSPARAMS_NonClientMetrics32ATo32W( &tmp, lpnmW );
1876         }
1877         else
1878             ret = FALSE;
1879         break;
1880     }
1881
1882     case SPI_GETICONMETRICS:                    /*     45  WINVER >= 0x400 */
1883     {
1884         ICONMETRICSA tmp;
1885         LPICONMETRICSW lpimW = (LPICONMETRICSW)pvParam;
1886         if (lpimW && lpimW->cbSize == sizeof(ICONMETRICSW))
1887         {
1888             tmp.cbSize = sizeof(ICONMETRICSA);
1889             ret = SystemParametersInfoA( uiAction, uiParam, &tmp, fuWinIni );
1890             if (ret)
1891             {
1892                 lpimW->iHorzSpacing = tmp.iHorzSpacing;
1893                 lpimW->iVertSpacing = tmp.iVertSpacing;
1894                 lpimW->iTitleWrap   = tmp.iTitleWrap;
1895                 SYSPARAMS_LogFont32ATo32W( &tmp.lfFont, &lpimW->lfFont );
1896             }
1897         }
1898         else
1899             ret = FALSE;
1900         break;
1901     }
1902
1903     case SPI_GETHIGHCONTRAST:                   /*     66  WINVER >= 0x400 */
1904     {
1905         HIGHCONTRASTA tmp;
1906         LPHIGHCONTRASTW lphcW = (LPHIGHCONTRASTW)pvParam;
1907         if (lphcW && lphcW->cbSize == sizeof(HIGHCONTRASTW))
1908         {
1909             tmp.cbSize = sizeof(HIGHCONTRASTA);
1910             ret = SystemParametersInfoA( uiAction, uiParam, &tmp, fuWinIni );
1911             if (ret)
1912             {
1913                 lphcW->dwFlags = tmp.dwFlags;
1914                 lphcW->lpszDefaultScheme = NULL;  /* FIXME? */
1915             }
1916         }
1917         else
1918             ret = FALSE;
1919         break;
1920     }
1921
1922     default:
1923         ret = SystemParametersInfoA( uiAction, uiParam, pvParam, fuWinIni );
1924         break;
1925     }
1926     return ret;
1927 }
1928
1929
1930 /**********************************************************************
1931  *              SetDoubleClickTime (USER32.@)
1932  */
1933 BOOL WINAPI SetDoubleClickTime( UINT interval )
1934 {
1935     return SystemParametersInfoA(SPI_SETDOUBLECLICKTIME, interval, 0, 0);
1936 }
1937
1938
1939 /**********************************************************************
1940  *              GetDoubleClickTime (USER32.@)
1941  */
1942 UINT WINAPI GetDoubleClickTime(void)
1943 {
1944     char buf[10];
1945
1946     if (!spi_loaded[SPI_SETDOUBLECLICKTIME_IDX])
1947     {
1948         if (SYSPARAMS_Load( SPI_SETDOUBLECLICKTIME_REGKEY,
1949                             SPI_SETDOUBLECLICKTIME_VALNAME,
1950                             buf ))
1951         {
1952             double_click_time = atoi( buf );
1953             if (!double_click_time) double_click_time = 500;
1954         }
1955         spi_loaded[SPI_SETDOUBLECLICKTIME_IDX] = TRUE;
1956     }
1957     return double_click_time;
1958 }