dlls/winex11.drv/x11drv_main.c

   1 /*
   2  * X11DRV initialization code
   3  *
   4  * Copyright 1998 Patrik Stridvall
   5  * Copyright 2000 Alexandre Julliard
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23 #include "wine/port.h"
  24
  25 #include <fcntl.h>
  26 #include <stdarg.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #ifdef HAVE_SYS_TIME_H
  31 # include <sys/time.h>
  32 #endif
  33 #ifdef HAVE_UNISTD_H
  34 # include <unistd.h>
  35 #endif
  36 #include <X11/cursorfont.h>
  37 #include <X11/Xlib.h>
  38 #ifdef HAVE_XKB
  39 #include <X11/XKBlib.h>
  40 #endif
  41 #ifdef HAVE_X11_EXTENSIONS_XRENDER_H
  42 #include <X11/extensions/Xrender.h>
  43 #endif
  44
  45 #include "windef.h"
  46 #include "winbase.h"
  47 #include "winreg.h"
  48
  49 #include "x11drv.h"
  50 #include "xvidmode.h"
  51 #include "xrandr.h"
  52 #include "xcomposite.h"
  53 #include "wine/server.h"
  54 #include "wine/debug.h"
  55 #include "wine/library.h"
  56
  57 WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
  58 WINE_DECLARE_DEBUG_CHANNEL(synchronous);
  59 WINE_DECLARE_DEBUG_CHANNEL(winediag);
  60
  61 static CRITICAL_SECTION X11DRV_CritSection;
  62 static CRITICAL_SECTION_DEBUG critsect_debug =
  63 {
  64     0, 0, &X11DRV_CritSection,
  65     { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
  66       0, 0, { (DWORD_PTR)(__FILE__ ": X11DRV_CritSection") }
  67 };
  68 static CRITICAL_SECTION X11DRV_CritSection = { &critsect_debug, -1, 0, 0, 0, 0 };
  69
  70 Screen *screen;
  71 Visual *visual;
  72 unsigned int screen_width;
  73 unsigned int screen_height;
  74 unsigned int screen_bpp;
  75 unsigned int screen_depth;
  76 RECT virtual_screen_rect;
  77 Window root_window;
  78 int dxgrab = 0;
  79 int usexvidmode = 1;
  80 int usexrandr = 1;
  81 int usexcomposite = 1;
  82 int use_xkb = 1;
  83 int use_take_focus = 1;
  84 int use_primary_selection = 0;
  85 int managed_mode = 1;
  86 int decorated_mode = 1;
  87 int private_color_map = 0;
  88 int primary_monitor = 0;
  89 int client_side_with_core = 1;
  90 int client_side_with_render = 1;
  91 int client_side_antialias_with_core = 1;
  92 int client_side_antialias_with_render = 1;
  93 int copy_default_colors = 128;
  94 int alloc_system_colors = 256;
  95 DWORD thread_data_tls_index = TLS_OUT_OF_INDEXES;
  96 int xrender_error_base = 0;
  97 HMODULE x11drv_module = 0;
  98
  99 static x11drv_error_callback err_callback;   /* current callback for error */
 100 static Display *err_callback_display;        /* display callback is set for */
 101 static void *err_callback_arg;               /* error callback argument */
 102 static int err_callback_result;              /* error callback result */
 103 static unsigned long err_serial;             /* serial number of first request */
 104 static int (*old_error_handler)( Display *, XErrorEvent * );
 105 static int use_xim = 1;
 106 static char input_style[20];
 107
 108 #define IS_OPTION_TRUE(ch) \
 109     ((ch) == 'y' || (ch) == 'Y' || (ch) == 't' || (ch) == 'T' || (ch) == '1')
 110 #define IS_OPTION_FALSE(ch) \
 111     ((ch) == 'n' || (ch) == 'N' || (ch) == 'f' || (ch) == 'F' || (ch) == '0')
 112
 113 Atom X11DRV_Atoms[NB_XATOMS - FIRST_XATOM];
 114
 115 static const char * const atom_names[NB_XATOMS - FIRST_XATOM] =
 116 {
 117     "CLIPBOARD",
 118     "COMPOUND_TEXT",
 119     "INCR",
 120     "MULTIPLE",
 121     "SELECTION_DATA",
 122     "TARGETS",
 123     "TEXT",
 124     "UTF8_STRING",
 125     "RAW_ASCENT",
 126     "RAW_DESCENT",
 127     "RAW_CAP_HEIGHT",
 128     "WM_PROTOCOLS",
 129     "WM_DELETE_WINDOW",
 130     "WM_STATE",
 131     "WM_TAKE_FOCUS",
 132     "DndProtocol",
 133     "DndSelection",
 134     "_ICC_PROFILE",
 135     "_MOTIF_WM_HINTS",
 136     "_NET_STARTUP_INFO_BEGIN",
 137     "_NET_STARTUP_INFO",
 138     "_NET_SUPPORTED",
 139     "_NET_SYSTEM_TRAY_OPCODE",
 140     "_NET_SYSTEM_TRAY_S0",
 141     "_NET_WM_ICON",
 142     "_NET_WM_MOVERESIZE",
 143     "_NET_WM_NAME",
 144     "_NET_WM_PID",
 145     "_NET_WM_PING",
 146     "_NET_WM_STATE",
 147     "_NET_WM_STATE_ABOVE",
 148     "_NET_WM_STATE_FULLSCREEN",
 149     "_NET_WM_STATE_MAXIMIZED_HORZ",
 150     "_NET_WM_STATE_MAXIMIZED_VERT",
 151     "_NET_WM_STATE_SKIP_PAGER",
 152     "_NET_WM_STATE_SKIP_TASKBAR",
 153     "_NET_WM_WINDOW_OPACITY",
 154     "_NET_WM_WINDOW_TYPE",
 155     "_NET_WM_WINDOW_TYPE_DIALOG",
 156     "_NET_WM_WINDOW_TYPE_NORMAL",
 157     "_NET_WM_WINDOW_TYPE_UTILITY",
 158     "_NET_WORKAREA",
 159     "_XEMBED_INFO",
 160     "XdndAware",
 161     "XdndEnter",
 162     "XdndPosition",
 163     "XdndStatus",
 164     "XdndLeave",
 165     "XdndFinished",
 166     "XdndDrop",
 167     "XdndActionCopy",
 168     "XdndActionMove",
 169     "XdndActionLink",
 170     "XdndActionAsk",
 171     "XdndActionPrivate",
 172     "XdndSelection",
 173     "XdndTarget",
 174     "XdndTypeList",
 175     "HTML Format",
 176     "WCF_DIB",
 177     "image/gif",
 178     "image/jpeg",
 179     "image/png",
 180     "text/html",
 181     "text/plain",
 182     "text/rtf",
 183     "text/richtext",
 184     "text/uri-list"
 185 };
 186
 187 /***********************************************************************
 188  *              ignore_error
 189  *
 190  * Check if the X error is one we can ignore.
 191  */
 192 static inline BOOL ignore_error( Display *display, XErrorEvent *event )
 193 {
 194     if (event->request_code == X_SetInputFocus &&
 195         (event->error_code == BadMatch || event->error_code == BadWindow)) return TRUE;
 196
 197     /* ignore a number of errors on gdi display caused by creating/destroying windows */
 198     if (display == gdi_display)
 199     {
 200         if (event->error_code == BadDrawable ||
 201             event->error_code == BadGC ||
 202             event->error_code == BadWindow)
 203             return TRUE;
 204 #ifdef HAVE_X11_EXTENSIONS_XRENDER_H
 205         if (xrender_error_base)  /* check for XRender errors */
 206         {
 207             if (event->error_code == xrender_error_base + BadPicture) return TRUE;
 208         }
 209 #endif
 210     }
 211     return FALSE;
 212 }
 213
 214
 215 /***********************************************************************
 216  *              X11DRV_expect_error
 217  *
 218  * Setup a callback function that will be called on an X error.  The
 219  * callback must return non-zero if the error is the one it expected.
 220  * This function acquires the x11 lock; X11DRV_check_error must be
 221  * called in all cases to release it.
 222  */
 223 void X11DRV_expect_error( Display *display, x11drv_error_callback callback, void *arg )
 224 {
 225     wine_tsx11_lock();
 226     err_callback         = callback;
 227     err_callback_display = display;
 228     err_callback_arg     = arg;
 229     err_callback_result  = 0;
 230     err_serial           = NextRequest(display);
 231 }
 232
 233
 234 /***********************************************************************
 235  *              X11DRV_check_error
 236  *
 237  * Check if an expected X11 error occurred; return non-zero if yes.
 238  * Also release the x11 lock obtained in X11DRV_expect_error.
 239  * The caller is responsible for calling XSync first if necessary.
 240  */
 241 int X11DRV_check_error(void)
 242 {
 243     int ret;
 244     err_callback = NULL;
 245     ret = err_callback_result;
 246     wine_tsx11_unlock();
 247     return ret;
 248 }
 249
 250
 251 /***********************************************************************
 252  *              error_handler
 253  */
 254 static int error_handler( Display *display, XErrorEvent *error_evt )
 255 {
 256     if (err_callback && display == err_callback_display &&
 257         (long)(error_evt->serial - err_serial) >= 0)
 258     {
 259         if ((err_callback_result = err_callback( display, error_evt, err_callback_arg )))
 260         {
 261             TRACE( "got expected error %d req %d\n",
 262                    error_evt->error_code, error_evt->request_code );
 263             return 0;
 264         }
 265     }
 266     if (ignore_error( display, error_evt ))
 267     {
 268         TRACE( "got ignored error %d req %d\n",
 269                error_evt->error_code, error_evt->request_code );
 270         return 0;
 271     }
 272     if (TRACE_ON(synchronous))
 273     {
 274         ERR( "X protocol error: serial=%ld, request_code=%d - breaking into debugger\n",
 275              error_evt->serial, error_evt->request_code );
 276         DebugBreak();  /* force an entry in the debugger */
 277     }
 278     old_error_handler( display, error_evt );
 279     return 0;
 280 }
 281
 282 /***********************************************************************
 283  *              wine_tsx11_lock   (X11DRV.@)
 284  */
 285 void CDECL wine_tsx11_lock(void)
 286 {
 287     EnterCriticalSection( &X11DRV_CritSection );
 288 }
 289
 290 /***********************************************************************
 291  *              wine_tsx11_unlock   (X11DRV.@)
 292  */
 293 void CDECL wine_tsx11_unlock(void)
 294 {
 295     LeaveCriticalSection( &X11DRV_CritSection );
 296 }
 297
 298
 299 /***********************************************************************
 300  *              depth_to_bpp
 301  *
 302  * Convert X11-reported depth to the BPP value that Windows apps expect to see.
 303  */
 304 unsigned int depth_to_bpp( unsigned int depth )
 305 {
 306     switch (depth)
 307     {
 308     case 1:
 309     case 8:
 310         return depth;
 311     case 15:
 312     case 16:
 313         return 16;
 314     case 24:
 315         /* This is not necessarily right. X11 always has 24 bits per pixel, but it can run
 316          * with 24 bit framebuffers and 32 bit framebuffers. It doesn't make any difference
 317          * for windowing, but gl applications can get visuals with alpha channels. So we
 318          * should check the framebuffer and/or opengl formats available to find out what the
 319          * framebuffer actually does
 320          */
 321     case 32:
 322         return 32;
 323     default:
 324         FIXME( "Unexpected X11 depth %d bpp, what to report to app?\n", depth );
 325         return depth;
 326     }
 327 }
 328
 329
 330 /***********************************************************************
 331  *              get_config_key
 332  *
 333  * Get a config key from either the app-specific or the default config
 334  */
 335 static inline DWORD get_config_key( HKEY defkey, HKEY appkey, const char *name,
 336                                     char *buffer, DWORD size )
 337 {
 338     if (appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE)buffer, &size )) return 0;
 339     if (defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE)buffer, &size )) return 0;
 340     return ERROR_FILE_NOT_FOUND;
 341 }
 342
 343
 344 /***********************************************************************
 345  *              setup_options
 346  *
 347  * Setup the x11drv options.
 348  */
 349 static void setup_options(void)
 350 {
 351     char buffer[MAX_PATH+16];
 352     HKEY hkey, appkey = 0;
 353     DWORD len;
 354
 355     /* @@ Wine registry key: HKCU\Software\Wine\X11 Driver */
 356     if (RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\X11 Driver", &hkey )) hkey = 0;
 357
 358     /* open the app-specific key */
 359
 360     len = (GetModuleFileNameA( 0, buffer, MAX_PATH ));
 361     if (len && len < MAX_PATH)
 362     {
 363         HKEY tmpkey;
 364         char *p, *appname = buffer;
 365         if ((p = strrchr( appname, '/' ))) appname = p + 1;
 366         if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 367         strcat( appname, "\\X11 Driver" );
 368         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\X11 Driver */
 369         if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 370         {
 371             if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 372             RegCloseKey( tmpkey );
 373         }
 374     }
 375
 376     if (!get_config_key( hkey, appkey, "Managed", buffer, sizeof(buffer) ))
 377         managed_mode = IS_OPTION_TRUE( buffer[0] );
 378
 379     if (!get_config_key( hkey, appkey, "Decorated", buffer, sizeof(buffer) ))
 380         decorated_mode = IS_OPTION_TRUE( buffer[0] );
 381
 382     if (!get_config_key( hkey, appkey, "DXGrab", buffer, sizeof(buffer) ))
 383         dxgrab = IS_OPTION_TRUE( buffer[0] );
 384
 385     if (!get_config_key( hkey, appkey, "UseXVidMode", buffer, sizeof(buffer) ))
 386         usexvidmode = IS_OPTION_TRUE( buffer[0] );
 387
 388     if (!get_config_key( hkey, appkey, "UseXRandR", buffer, sizeof(buffer) ))
 389         usexrandr = IS_OPTION_TRUE( buffer[0] );
 390
 391     if (!get_config_key( hkey, appkey, "UseTakeFocus", buffer, sizeof(buffer) ))
 392         use_take_focus = IS_OPTION_TRUE( buffer[0] );
 393
 394     if (!get_config_key( hkey, appkey, "UsePrimarySelection", buffer, sizeof(buffer) ))
 395         use_primary_selection = IS_OPTION_TRUE( buffer[0] );
 396
 397     screen_depth = 0;
 398     if (!get_config_key( hkey, appkey, "ScreenDepth", buffer, sizeof(buffer) ))
 399         screen_depth = atoi(buffer);
 400
 401     if (!get_config_key( hkey, appkey, "ClientSideWithCore", buffer, sizeof(buffer) ))
 402         client_side_with_core = IS_OPTION_TRUE( buffer[0] );
 403
 404     if (!get_config_key( hkey, appkey, "ClientSideWithRender", buffer, sizeof(buffer) ))
 405         client_side_with_render = IS_OPTION_TRUE( buffer[0] );
 406
 407     if (!get_config_key( hkey, appkey, "ClientSideAntiAliasWithCore", buffer, sizeof(buffer) ))
 408         client_side_antialias_with_core = IS_OPTION_TRUE( buffer[0] );
 409
 410     if (!get_config_key( hkey, appkey, "ClientSideAntiAliasWithRender", buffer, sizeof(buffer) ))
 411         client_side_antialias_with_render = IS_OPTION_TRUE( buffer[0] );
 412
 413     if (!get_config_key( hkey, appkey, "UseXIM", buffer, sizeof(buffer) ))
 414         use_xim = IS_OPTION_TRUE( buffer[0] );
 415
 416     if (!get_config_key( hkey, appkey, "PrivateColorMap", buffer, sizeof(buffer) ))
 417         private_color_map = IS_OPTION_TRUE( buffer[0] );
 418
 419     if (!get_config_key( hkey, appkey, "PrimaryMonitor", buffer, sizeof(buffer) ))
 420         primary_monitor = atoi( buffer );
 421
 422     if (!get_config_key( hkey, appkey, "CopyDefaultColors", buffer, sizeof(buffer) ))
 423         copy_default_colors = atoi(buffer);
 424
 425     if (!get_config_key( hkey, appkey, "AllocSystemColors", buffer, sizeof(buffer) ))
 426         alloc_system_colors = atoi(buffer);
 427
 428     get_config_key( hkey, appkey, "InputStyle", input_style, sizeof(input_style) );
 429
 430     if (appkey) RegCloseKey( appkey );
 431     if (hkey) RegCloseKey( hkey );
 432 }
 433
 434 #ifdef SONAME_LIBXCOMPOSITE
 435
 436 #define MAKE_FUNCPTR(f) typeof(f) * p##f;
 437 MAKE_FUNCPTR(XCompositeQueryExtension)
 438 MAKE_FUNCPTR(XCompositeQueryVersion)
 439 MAKE_FUNCPTR(XCompositeVersion)
 440 MAKE_FUNCPTR(XCompositeRedirectWindow)
 441 MAKE_FUNCPTR(XCompositeRedirectSubwindows)
 442 MAKE_FUNCPTR(XCompositeUnredirectWindow)
 443 MAKE_FUNCPTR(XCompositeUnredirectSubwindows)
 444 MAKE_FUNCPTR(XCompositeCreateRegionFromBorderClip)
 445 MAKE_FUNCPTR(XCompositeNameWindowPixmap)
 446 #undef MAKE_FUNCPTR
 447
 448 static int xcomp_event_base;
 449 static int xcomp_error_base;
 450
 451 static void X11DRV_XComposite_Init(void)
 452 {
 453     void *xcomposite_handle = wine_dlopen(SONAME_LIBXCOMPOSITE, RTLD_NOW, NULL, 0);
 454     if (!xcomposite_handle)
 455     {
 456         TRACE("Unable to open %s, XComposite disabled\n", SONAME_LIBXCOMPOSITE);
 457         usexcomposite = 0;
 458         return;
 459     }
 460
 461 #define LOAD_FUNCPTR(f) \
 462     if((p##f = wine_dlsym(xcomposite_handle, #f, NULL, 0)) == NULL) \
 463         goto sym_not_found;
 464     LOAD_FUNCPTR(XCompositeQueryExtension)
 465     LOAD_FUNCPTR(XCompositeQueryVersion)
 466     LOAD_FUNCPTR(XCompositeVersion)
 467     LOAD_FUNCPTR(XCompositeRedirectWindow)
 468     LOAD_FUNCPTR(XCompositeRedirectSubwindows)
 469     LOAD_FUNCPTR(XCompositeUnredirectWindow)
 470     LOAD_FUNCPTR(XCompositeUnredirectSubwindows)
 471     LOAD_FUNCPTR(XCompositeCreateRegionFromBorderClip)
 472     LOAD_FUNCPTR(XCompositeNameWindowPixmap)
 473 #undef LOAD_FUNCPTR
 474
 475     if(!pXCompositeQueryExtension(gdi_display, &xcomp_event_base,
 476                                   &xcomp_error_base)) {
 477         TRACE("XComposite extension could not be queried; disabled\n");
 478         wine_dlclose(xcomposite_handle, NULL, 0);
 479         xcomposite_handle = NULL;
 480         usexcomposite = 0;
 481         return;
 482     }
 483     TRACE("XComposite is up and running error_base = %d\n", xcomp_error_base);
 484     return;
 485
 486 sym_not_found:
 487     TRACE("Unable to load function pointers from %s, XComposite disabled\n", SONAME_LIBXCOMPOSITE);
 488     wine_dlclose(xcomposite_handle, NULL, 0);
 489     xcomposite_handle = NULL;
 490     usexcomposite = 0;
 491 }
 492 #endif /* defined(SONAME_LIBXCOMPOSITE) */
 493
 494
 495 /***********************************************************************
 496  *           X11DRV process initialisation routine
 497  */
 498 static BOOL process_attach(void)
 499 {
 500     Display *display;
 501
 502     setup_options();
 503
 504     if ((thread_data_tls_index = TlsAlloc()) == TLS_OUT_OF_INDEXES) return FALSE;
 505
 506     /* Open display */
 507
 508     if (!(display = XOpenDisplay( NULL ))) return FALSE;
 509
 510     fcntl( ConnectionNumber(display), F_SETFD, 1 ); /* set close on exec flag */
 511     screen = DefaultScreenOfDisplay( display );
 512     visual = DefaultVisual( display, DefaultScreen(display) );
 513     root_window = DefaultRootWindow( display );
 514     gdi_display = display;
 515     old_error_handler = XSetErrorHandler( error_handler );
 516
 517     /* Initialize screen depth */
 518
 519     if (screen_depth)  /* depth specified */
 520     {
 521         int depth_count, i;
 522         int *depth_list = XListDepths(display, DefaultScreen(display), &depth_count);
 523         for (i = 0; i < depth_count; i++)
 524             if (depth_list[i] == screen_depth) break;
 525         XFree( depth_list );
 526         if (i >= depth_count)
 527         {
 528             WARN( "invalid depth %d, using default\n", screen_depth );
 529             screen_depth = 0;
 530         }
 531     }
 532     if (!screen_depth) screen_depth = DefaultDepthOfScreen( screen );
 533     screen_bpp = depth_to_bpp( screen_depth );
 534
 535     XInternAtoms( display, (char **)atom_names, NB_XATOMS - FIRST_XATOM, False, X11DRV_Atoms );
 536
 537     if (TRACE_ON(synchronous)) XSynchronize( display, True );
 538
 539     xinerama_init( WidthOfScreen(screen), HeightOfScreen(screen) );
 540     X11DRV_Settings_Init();
 541
 542 #ifdef SONAME_LIBXXF86VM
 543     /* initialize XVidMode */
 544     X11DRV_XF86VM_Init();
 545 #endif
 546 #ifdef SONAME_LIBXRANDR
 547     /* initialize XRandR */
 548     X11DRV_XRandR_Init();
 549 #endif
 550 #ifdef SONAME_LIBXCOMPOSITE
 551     X11DRV_XComposite_Init();
 552 #endif
 553
 554 #ifdef HAVE_XKB
 555     if (use_xkb) use_xkb = XkbUseExtension( gdi_display, NULL, NULL );
 556 #endif
 557     X11DRV_InitKeyboard( gdi_display );
 558     X11DRV_InitClipboard();
 559     if (use_xim) use_xim = X11DRV_InitXIM( input_style );
 560
 561     return TRUE;
 562 }
 563
 564
 565 /***********************************************************************
 566  *           X11DRV thread termination routine
 567  */
 568 static void thread_detach(void)
 569 {
 570     struct x11drv_thread_data *data = TlsGetValue( thread_data_tls_index );
 571
 572     if (data)
 573     {
 574         X11DRV_ResetSelectionOwner();
 575         wine_tsx11_lock();
 576         if (data->xim) XCloseIM( data->xim );
 577         if (data->font_set) XFreeFontSet( data->display, data->font_set );
 578         XCloseDisplay( data->display );
 579         wine_tsx11_unlock();
 580         HeapFree( GetProcessHeap(), 0, data );
 581     }
 582 }
 583
 584
 585 /***********************************************************************
 586  *           X11DRV process termination routine
 587  */
 588 static void process_detach(void)
 589 {
 590     X11DRV_Clipboard_Cleanup();
 591 #ifdef SONAME_LIBXXF86VM
 592     /* cleanup XVidMode */
 593     X11DRV_XF86VM_Cleanup();
 594 #endif
 595     if(using_client_side_fonts)
 596         X11DRV_XRender_Finalize();
 597
 598     /* cleanup GDI */
 599     X11DRV_GDI_Finalize();
 600     X11DRV_OpenGL_Cleanup();
 601
 602     IME_UnregisterClasses();
 603     DeleteCriticalSection( &X11DRV_CritSection );
 604     TlsFree( thread_data_tls_index );
 605 }
 606
 607
 608 /* store the display fd into the message queue */
 609 static void set_queue_display_fd( Display *display )
 610 {
 611     HANDLE handle;
 612     int ret;
 613
 614     if (wine_server_fd_to_handle( ConnectionNumber(display), GENERIC_READ | SYNCHRONIZE, 0, &handle ))
 615     {
 616         MESSAGE( "x11drv: Can't allocate handle for display fd\n" );
 617         ExitProcess(1);
 618     }
 619     SERVER_START_REQ( set_queue_fd )
 620     {
 621         req->handle = wine_server_obj_handle( handle );
 622         ret = wine_server_call( req );
 623     }
 624     SERVER_END_REQ;
 625     if (ret)
 626     {
 627         MESSAGE( "x11drv: Can't store handle for display fd\n" );
 628         ExitProcess(1);
 629     }
 630     CloseHandle( handle );
 631 }
 632
 633
 634 /***********************************************************************
 635  *           X11DRV thread initialisation routine
 636  */
 637 struct x11drv_thread_data *x11drv_init_thread_data(void)
 638 {
 639     struct x11drv_thread_data *data = x11drv_thread_data();
 640
 641     if (data) return data;
 642
 643     if (!(data = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*data) )))
 644     {
 645         ERR( "could not create data\n" );
 646         ExitProcess(1);
 647     }
 648     wine_tsx11_lock();
 649     if (!(data->display = XOpenDisplay(NULL)))
 650     {
 651         wine_tsx11_unlock();
 652         ERR_(winediag)( "x11drv: Can't open display: %s. Please ensure that your X server is running and that $DISPLAY is set correctly.\n", XDisplayName(NULL));
 653         ExitProcess(1);
 654     }
 655
 656     fcntl( ConnectionNumber(data->display), F_SETFD, 1 ); /* set close on exec flag */
 657
 658 #ifdef HAVE_XKB
 659     if (use_xkb && XkbUseExtension( data->display, NULL, NULL ))
 660         XkbSetDetectableAutoRepeat( data->display, True, NULL );
 661 #endif
 662
 663     if (TRACE_ON(synchronous)) XSynchronize( data->display, True );
 664     wine_tsx11_unlock();
 665
 666     set_queue_display_fd( data->display );
 667     TlsSetValue( thread_data_tls_index, data );
 668
 669     if (use_xim) X11DRV_SetupXIM();
 670
 671     return data;
 672 }
 673
 674
 675 /***********************************************************************
 676  *           X11DRV initialisation routine
 677  */
 678 BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
 679 {
 680     BOOL ret = TRUE;
 681
 682     switch(reason)
 683     {
 684     case DLL_PROCESS_ATTACH:
 685         x11drv_module = hinst;
 686         ret = process_attach();
 687         break;
 688     case DLL_THREAD_DETACH:
 689         thread_detach();
 690         break;
 691     case DLL_PROCESS_DETACH:
 692         process_detach();
 693         break;
 694     }
 695     return ret;
 696 }
 697
 698 /***********************************************************************
 699  *              GetScreenSaveActive (X11DRV.@)
 700  *
 701  * Returns the active status of the screen saver
 702  */
 703 BOOL CDECL X11DRV_GetScreenSaveActive(void)
 704 {
 705     int timeout, temp;
 706     wine_tsx11_lock();
 707     XGetScreenSaver(gdi_display, &timeout, &temp, &temp, &temp);
 708     wine_tsx11_unlock();
 709     return timeout != 0;
 710 }
 711
 712 /***********************************************************************
 713  *              SetScreenSaveActive (X11DRV.@)
 714  *
 715  * Activate/Deactivate the screen saver
 716  */
 717 void CDECL X11DRV_SetScreenSaveActive(BOOL bActivate)
 718 {
 719     int timeout, interval, prefer_blanking, allow_exposures;
 720     static int last_timeout = 15 * 60;
 721
 722     wine_tsx11_lock();
 723     XGetScreenSaver(gdi_display, &timeout, &interval, &prefer_blanking,
 724                     &allow_exposures);
 725     if (timeout) last_timeout = timeout;
 726
 727     timeout = bActivate ? last_timeout : 0;
 728     XSetScreenSaver(gdi_display, timeout, interval, prefer_blanking,
 729                     allow_exposures);
 730     wine_tsx11_unlock();
 731 }