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 "xcomposite.h"
  51 #include "wine/server.h"
  52 #include "wine/debug.h"
  53 #include "wine/library.h"
  54
  55 WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
  56 WINE_DECLARE_DEBUG_CHANNEL(synchronous);
  57 WINE_DECLARE_DEBUG_CHANNEL(winediag);
  58
  59 XVisualInfo default_visual = { 0 };
  60 XVisualInfo argb_visual = { 0 };
  61 Colormap default_colormap = None;
  62 XPixmapFormatValues **pixmap_formats;
  63 unsigned int screen_width;
  64 unsigned int screen_height;
  65 unsigned int screen_bpp;
  66 RECT virtual_screen_rect;
  67 Window root_window;
  68 int usexvidmode = 1;
  69 int usexrandr = 1;
  70 int usexcomposite = 1;
  71 int use_xkb = 1;
  72 int use_take_focus = 1;
  73 int use_primary_selection = 0;
  74 int use_system_cursors = 1;
  75 int show_systray = 1;
  76 int grab_pointer = 1;
  77 int grab_fullscreen = 0;
  78 int managed_mode = 1;
  79 int decorated_mode = 1;
  80 int private_color_map = 0;
  81 int primary_monitor = 0;
  82 int client_side_graphics = 1;
  83 int client_side_with_render = 1;
  84 int client_side_antialias_with_core = 1;
  85 int client_side_antialias_with_render = 1;
  86 int copy_default_colors = 128;
  87 int alloc_system_colors = 256;
  88 DWORD thread_data_tls_index = TLS_OUT_OF_INDEXES;
  89 int xrender_error_base = 0;
  90 HMODULE x11drv_module = 0;
  91
  92 static x11drv_error_callback err_callback;   /* current callback for error */
  93 static Display *err_callback_display;        /* display callback is set for */
  94 static void *err_callback_arg;               /* error callback argument */
  95 static int err_callback_result;              /* error callback result */
  96 static unsigned long err_serial;             /* serial number of first request */
  97 static int (*old_error_handler)( Display *, XErrorEvent * );
  98 static int use_xim = 1;
  99 static char input_style[20];
 100
 101 #define IS_OPTION_TRUE(ch) \
 102     ((ch) == 'y' || (ch) == 'Y' || (ch) == 't' || (ch) == 'T' || (ch) == '1')
 103 #define IS_OPTION_FALSE(ch) \
 104     ((ch) == 'n' || (ch) == 'N' || (ch) == 'f' || (ch) == 'F' || (ch) == '0')
 105
 106 Atom X11DRV_Atoms[NB_XATOMS - FIRST_XATOM];
 107
 108 static const char * const atom_names[NB_XATOMS - FIRST_XATOM] =
 109 {
 110     "CLIPBOARD",
 111     "COMPOUND_TEXT",
 112     "INCR",
 113     "MANAGER",
 114     "MULTIPLE",
 115     "SELECTION_DATA",
 116     "TARGETS",
 117     "TEXT",
 118     "UTF8_STRING",
 119     "RAW_ASCENT",
 120     "RAW_DESCENT",
 121     "RAW_CAP_HEIGHT",
 122     "Rel X",
 123     "Rel Y",
 124     "WM_PROTOCOLS",
 125     "WM_DELETE_WINDOW",
 126     "WM_STATE",
 127     "WM_TAKE_FOCUS",
 128     "DndProtocol",
 129     "DndSelection",
 130     "_ICC_PROFILE",
 131     "_MOTIF_WM_HINTS",
 132     "_NET_STARTUP_INFO_BEGIN",
 133     "_NET_STARTUP_INFO",
 134     "_NET_SUPPORTED",
 135     "_NET_SYSTEM_TRAY_OPCODE",
 136     "_NET_SYSTEM_TRAY_S0",
 137     "_NET_SYSTEM_TRAY_VISUAL",
 138     "_NET_WM_ICON",
 139     "_NET_WM_MOVERESIZE",
 140     "_NET_WM_NAME",
 141     "_NET_WM_PID",
 142     "_NET_WM_PING",
 143     "_NET_WM_STATE",
 144     "_NET_WM_STATE_ABOVE",
 145     "_NET_WM_STATE_FULLSCREEN",
 146     "_NET_WM_STATE_MAXIMIZED_HORZ",
 147     "_NET_WM_STATE_MAXIMIZED_VERT",
 148     "_NET_WM_STATE_SKIP_PAGER",
 149     "_NET_WM_STATE_SKIP_TASKBAR",
 150     "_NET_WM_USER_TIME",
 151     "_NET_WM_USER_TIME_WINDOW",
 152     "_NET_WM_WINDOW_OPACITY",
 153     "_NET_WM_WINDOW_TYPE",
 154     "_NET_WM_WINDOW_TYPE_DIALOG",
 155     "_NET_WM_WINDOW_TYPE_NORMAL",
 156     "_NET_WM_WINDOW_TYPE_UTILITY",
 157     "_NET_WORKAREA",
 158     "_XEMBED",
 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_BITMAP",
 177     "WCF_DIB",
 178     "WCF_DIBV5",
 179     "WCF_DIF",
 180     "WCF_DSPBITMAP",
 181     "WCF_DSPENHMETAFILE",
 182     "WCF_DSPMETAFILEPICT",
 183     "WCF_DSPTEXT",
 184     "WCF_ENHMETAFILE",
 185     "WCF_HDROP",
 186     "WCF_LOCALE",
 187     "WCF_METAFILEPICT",
 188     "WCF_OEMTEXT",
 189     "WCF_OWNERDISPLAY",
 190     "WCF_PALETTE",
 191     "WCF_PENDATA",
 192     "WCF_RIFF",
 193     "WCF_SYLK",
 194     "WCF_TIFF",
 195     "WCF_WAVE",
 196     "image/bmp",
 197     "image/gif",
 198     "image/jpeg",
 199     "image/png",
 200     "text/html",
 201     "text/plain",
 202     "text/rtf",
 203     "text/richtext",
 204     "text/uri-list"
 205 };
 206
 207 /***********************************************************************
 208  *              ignore_error
 209  *
 210  * Check if the X error is one we can ignore.
 211  */
 212 static inline BOOL ignore_error( Display *display, XErrorEvent *event )
 213 {
 214     if ((event->request_code == X_SetInputFocus || event->request_code == X_ChangeWindowAttributes) &&
 215         (event->error_code == BadMatch || event->error_code == BadWindow)) return TRUE;
 216
 217     /* ignore a number of errors on gdi display caused by creating/destroying windows */
 218     if (display == gdi_display)
 219     {
 220         if (event->error_code == BadDrawable ||
 221             event->error_code == BadGC ||
 222             event->error_code == BadWindow)
 223             return TRUE;
 224 #ifdef HAVE_X11_EXTENSIONS_XRENDER_H
 225         if (xrender_error_base)  /* check for XRender errors */
 226         {
 227             if (event->error_code == xrender_error_base + BadPicture) return TRUE;
 228         }
 229 #endif
 230     }
 231     return FALSE;
 232 }
 233
 234
 235 /***********************************************************************
 236  *              X11DRV_expect_error
 237  *
 238  * Setup a callback function that will be called on an X error.  The
 239  * callback must return non-zero if the error is the one it expected.
 240  */
 241 void X11DRV_expect_error( Display *display, x11drv_error_callback callback, void *arg )
 242 {
 243     err_callback         = callback;
 244     err_callback_display = display;
 245     err_callback_arg     = arg;
 246     err_callback_result  = 0;
 247     err_serial           = NextRequest(display);
 248 }
 249
 250
 251 /***********************************************************************
 252  *              X11DRV_check_error
 253  *
 254  * Check if an expected X11 error occurred; return non-zero if yes.
 255  * The caller is responsible for calling XSync first if necessary.
 256  */
 257 int X11DRV_check_error(void)
 258 {
 259     err_callback = NULL;
 260     return err_callback_result;
 261 }
 262
 263
 264 /***********************************************************************
 265  *              error_handler
 266  */
 267 static int error_handler( Display *display, XErrorEvent *error_evt )
 268 {
 269     if (err_callback && display == err_callback_display &&
 270         (long)(error_evt->serial - err_serial) >= 0)
 271     {
 272         if ((err_callback_result = err_callback( display, error_evt, err_callback_arg )))
 273         {
 274             TRACE( "got expected error %d req %d\n",
 275                    error_evt->error_code, error_evt->request_code );
 276             return 0;
 277         }
 278     }
 279     if (ignore_error( display, error_evt ))
 280     {
 281         TRACE( "got ignored error %d req %d\n",
 282                error_evt->error_code, error_evt->request_code );
 283         return 0;
 284     }
 285     if (TRACE_ON(synchronous))
 286     {
 287         ERR( "X protocol error: serial=%ld, request_code=%d - breaking into debugger\n",
 288              error_evt->serial, error_evt->request_code );
 289         DebugBreak();  /* force an entry in the debugger */
 290     }
 291     old_error_handler( display, error_evt );
 292     return 0;
 293 }
 294
 295 /***********************************************************************
 296  *              init_pixmap_formats
 297  */
 298 static void init_pixmap_formats( Display *display )
 299 {
 300     int i, count, max = 32;
 301     XPixmapFormatValues *formats = XListPixmapFormats( display, &count );
 302
 303     for (i = 0; i < count; i++)
 304     {
 305         TRACE( "depth %u, bpp %u, pad %u\n",
 306                formats[i].depth, formats[i].bits_per_pixel, formats[i].scanline_pad );
 307         if (formats[i].depth > max) max = formats[i].depth;
 308     }
 309     pixmap_formats = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*pixmap_formats) * (max + 1) );
 310     for (i = 0; i < count; i++) pixmap_formats[formats[i].depth] = &formats[i];
 311 }
 312
 313
 314 /***********************************************************************
 315  *              get_config_key
 316  *
 317  * Get a config key from either the app-specific or the default config
 318  */
 319 static inline DWORD get_config_key( HKEY defkey, HKEY appkey, const char *name,
 320                                     char *buffer, DWORD size )
 321 {
 322     if (appkey && !RegQueryValueExA( appkey, name, 0, NULL, (LPBYTE)buffer, &size )) return 0;
 323     if (defkey && !RegQueryValueExA( defkey, name, 0, NULL, (LPBYTE)buffer, &size )) return 0;
 324     return ERROR_FILE_NOT_FOUND;
 325 }
 326
 327
 328 /***********************************************************************
 329  *              setup_options
 330  *
 331  * Setup the x11drv options.
 332  */
 333 static void setup_options(void)
 334 {
 335     char buffer[MAX_PATH+16];
 336     HKEY hkey, appkey = 0;
 337     DWORD len;
 338
 339     /* @@ Wine registry key: HKCU\Software\Wine\X11 Driver */
 340     if (RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\X11 Driver", &hkey )) hkey = 0;
 341
 342     /* open the app-specific key */
 343
 344     len = (GetModuleFileNameA( 0, buffer, MAX_PATH ));
 345     if (len && len < MAX_PATH)
 346     {
 347         HKEY tmpkey;
 348         char *p, *appname = buffer;
 349         if ((p = strrchr( appname, '/' ))) appname = p + 1;
 350         if ((p = strrchr( appname, '\\' ))) appname = p + 1;
 351         strcat( appname, "\\X11 Driver" );
 352         /* @@ Wine registry key: HKCU\Software\Wine\AppDefaults\app.exe\X11 Driver */
 353         if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\AppDefaults", &tmpkey ))
 354         {
 355             if (RegOpenKeyA( tmpkey, appname, &appkey )) appkey = 0;
 356             RegCloseKey( tmpkey );
 357         }
 358     }
 359
 360     if (!get_config_key( hkey, appkey, "Managed", buffer, sizeof(buffer) ))
 361         managed_mode = IS_OPTION_TRUE( buffer[0] );
 362
 363     if (!get_config_key( hkey, appkey, "Decorated", buffer, sizeof(buffer) ))
 364         decorated_mode = IS_OPTION_TRUE( buffer[0] );
 365
 366     if (!get_config_key( hkey, appkey, "UseXVidMode", buffer, sizeof(buffer) ))
 367         usexvidmode = IS_OPTION_TRUE( buffer[0] );
 368
 369     if (!get_config_key( hkey, appkey, "UseXRandR", buffer, sizeof(buffer) ))
 370         usexrandr = IS_OPTION_TRUE( buffer[0] );
 371
 372     if (!get_config_key( hkey, appkey, "UseTakeFocus", buffer, sizeof(buffer) ))
 373         use_take_focus = IS_OPTION_TRUE( buffer[0] );
 374
 375     if (!get_config_key( hkey, appkey, "UsePrimarySelection", buffer, sizeof(buffer) ))
 376         use_primary_selection = IS_OPTION_TRUE( buffer[0] );
 377
 378     if (!get_config_key( hkey, appkey, "UseSystemCursors", buffer, sizeof(buffer) ))
 379         use_system_cursors = IS_OPTION_TRUE( buffer[0] );
 380
 381     if (!get_config_key( hkey, appkey, "ShowSystray", buffer, sizeof(buffer) ))
 382         show_systray = IS_OPTION_TRUE( buffer[0] );
 383
 384     if (!get_config_key( hkey, appkey, "GrabPointer", buffer, sizeof(buffer) ))
 385         grab_pointer = IS_OPTION_TRUE( buffer[0] );
 386
 387     if (!get_config_key( hkey, appkey, "GrabFullscreen", buffer, sizeof(buffer) ))
 388         grab_fullscreen = IS_OPTION_TRUE( buffer[0] );
 389
 390     if (!get_config_key( hkey, appkey, "ScreenDepth", buffer, sizeof(buffer) ))
 391         default_visual.depth = atoi(buffer);
 392
 393     if (!get_config_key( hkey, appkey, "ClientSideGraphics", buffer, sizeof(buffer) ))
 394         client_side_graphics = IS_OPTION_TRUE( buffer[0] );
 395
 396     if (!get_config_key( hkey, appkey, "ClientSideWithRender", buffer, sizeof(buffer) ))
 397         client_side_with_render = IS_OPTION_TRUE( buffer[0] );
 398
 399     if (!get_config_key( hkey, appkey, "ClientSideAntiAliasWithCore", buffer, sizeof(buffer) ))
 400         client_side_antialias_with_core = IS_OPTION_TRUE( buffer[0] );
 401
 402     if (!get_config_key( hkey, appkey, "ClientSideAntiAliasWithRender", buffer, sizeof(buffer) ))
 403         client_side_antialias_with_render = IS_OPTION_TRUE( buffer[0] );
 404
 405     if (!get_config_key( hkey, appkey, "UseXIM", buffer, sizeof(buffer) ))
 406         use_xim = IS_OPTION_TRUE( buffer[0] );
 407
 408     if (!get_config_key( hkey, appkey, "PrivateColorMap", buffer, sizeof(buffer) ))
 409         private_color_map = IS_OPTION_TRUE( buffer[0] );
 410
 411     if (!get_config_key( hkey, appkey, "PrimaryMonitor", buffer, sizeof(buffer) ))
 412         primary_monitor = atoi( buffer );
 413
 414     if (!get_config_key( hkey, appkey, "CopyDefaultColors", buffer, sizeof(buffer) ))
 415         copy_default_colors = atoi(buffer);
 416
 417     if (!get_config_key( hkey, appkey, "AllocSystemColors", buffer, sizeof(buffer) ))
 418         alloc_system_colors = atoi(buffer);
 419
 420     get_config_key( hkey, appkey, "InputStyle", input_style, sizeof(input_style) );
 421
 422     if (appkey) RegCloseKey( appkey );
 423     if (hkey) RegCloseKey( hkey );
 424 }
 425
 426 #ifdef SONAME_LIBXCOMPOSITE
 427
 428 #define MAKE_FUNCPTR(f) typeof(f) * p##f;
 429 MAKE_FUNCPTR(XCompositeQueryExtension)
 430 MAKE_FUNCPTR(XCompositeQueryVersion)
 431 MAKE_FUNCPTR(XCompositeVersion)
 432 MAKE_FUNCPTR(XCompositeRedirectWindow)
 433 MAKE_FUNCPTR(XCompositeRedirectSubwindows)
 434 MAKE_FUNCPTR(XCompositeUnredirectWindow)
 435 MAKE_FUNCPTR(XCompositeUnredirectSubwindows)
 436 MAKE_FUNCPTR(XCompositeCreateRegionFromBorderClip)
 437 MAKE_FUNCPTR(XCompositeNameWindowPixmap)
 438 #undef MAKE_FUNCPTR
 439
 440 static int xcomp_event_base;
 441 static int xcomp_error_base;
 442
 443 static void X11DRV_XComposite_Init(void)
 444 {
 445     void *xcomposite_handle = wine_dlopen(SONAME_LIBXCOMPOSITE, RTLD_NOW, NULL, 0);
 446     if (!xcomposite_handle)
 447     {
 448         TRACE("Unable to open %s, XComposite disabled\n", SONAME_LIBXCOMPOSITE);
 449         usexcomposite = 0;
 450         return;
 451     }
 452
 453 #define LOAD_FUNCPTR(f) \
 454     if((p##f = wine_dlsym(xcomposite_handle, #f, NULL, 0)) == NULL) \
 455         goto sym_not_found;
 456     LOAD_FUNCPTR(XCompositeQueryExtension)
 457     LOAD_FUNCPTR(XCompositeQueryVersion)
 458     LOAD_FUNCPTR(XCompositeVersion)
 459     LOAD_FUNCPTR(XCompositeRedirectWindow)
 460     LOAD_FUNCPTR(XCompositeRedirectSubwindows)
 461     LOAD_FUNCPTR(XCompositeUnredirectWindow)
 462     LOAD_FUNCPTR(XCompositeUnredirectSubwindows)
 463     LOAD_FUNCPTR(XCompositeCreateRegionFromBorderClip)
 464     LOAD_FUNCPTR(XCompositeNameWindowPixmap)
 465 #undef LOAD_FUNCPTR
 466
 467     if(!pXCompositeQueryExtension(gdi_display, &xcomp_event_base,
 468                                   &xcomp_error_base)) {
 469         TRACE("XComposite extension could not be queried; disabled\n");
 470         wine_dlclose(xcomposite_handle, NULL, 0);
 471         xcomposite_handle = NULL;
 472         usexcomposite = 0;
 473         return;
 474     }
 475     TRACE("XComposite is up and running error_base = %d\n", xcomp_error_base);
 476     return;
 477
 478 sym_not_found:
 479     TRACE("Unable to load function pointers from %s, XComposite disabled\n", SONAME_LIBXCOMPOSITE);
 480     wine_dlclose(xcomposite_handle, NULL, 0);
 481     xcomposite_handle = NULL;
 482     usexcomposite = 0;
 483 }
 484 #endif /* defined(SONAME_LIBXCOMPOSITE) */
 485
 486 static void init_visuals( Display *display, int screen )
 487 {
 488     int count;
 489     XVisualInfo *info;
 490
 491     default_visual.screen = screen;
 492     if (default_visual.depth)  /* depth specified */
 493     {
 494         info = XGetVisualInfo( display, VisualScreenMask | VisualDepthMask, &default_visual, &count );
 495         if (info)
 496         {
 497             default_visual = *info;
 498             XFree( info );
 499         }
 500         else WARN( "no visual found for depth %d\n", default_visual.depth );
 501     }
 502
 503     if (!default_visual.visual)
 504     {
 505         default_visual.depth         = DefaultDepth( display, screen );
 506         default_visual.visual        = DefaultVisual( display, screen );
 507         default_visual.visualid      = default_visual.visual->visualid;
 508         default_visual.class         = default_visual.visual->class;
 509         default_visual.red_mask      = default_visual.visual->red_mask;
 510         default_visual.green_mask    = default_visual.visual->green_mask;
 511         default_visual.blue_mask     = default_visual.visual->blue_mask;
 512         default_visual.colormap_size = default_visual.visual->map_entries;
 513         default_visual.bits_per_rgb  = default_visual.visual->bits_per_rgb;
 514     }
 515     default_colormap = XCreateColormap( display, root_window, default_visual.visual, AllocNone );
 516
 517     argb_visual.screen     = screen;
 518     argb_visual.class      = TrueColor;
 519     argb_visual.depth      = 32;
 520     argb_visual.red_mask   = 0xff0000;
 521     argb_visual.green_mask = 0x00ff00;
 522     argb_visual.blue_mask  = 0x0000ff;
 523
 524     if ((info = XGetVisualInfo( display, VisualScreenMask | VisualDepthMask | VisualClassMask |
 525                                 VisualRedMaskMask | VisualGreenMaskMask | VisualBlueMaskMask,
 526                                 &argb_visual, &count )))
 527     {
 528         argb_visual = *info;
 529         XFree( info );
 530     }
 531     TRACE( "default visual %lx class %u argb %lx\n",
 532            default_visual.visualid, default_visual.class, argb_visual.visualid );
 533 }
 534
 535 /***********************************************************************
 536  *           X11DRV process initialisation routine
 537  */
 538 static BOOL process_attach(void)
 539 {
 540     char error[1024];
 541     Display *display;
 542     void *libx11 = wine_dlopen( SONAME_LIBX11, RTLD_NOW|RTLD_GLOBAL, error, sizeof(error) );
 543
 544     if (!libx11)
 545     {
 546         ERR( "failed to load %s: %s\n", SONAME_LIBX11, error );
 547         return FALSE;
 548     }
 549     pXGetEventData = wine_dlsym( libx11, "XGetEventData", NULL, 0 );
 550     pXFreeEventData = wine_dlsym( libx11, "XFreeEventData", NULL, 0 );
 551 #ifdef SONAME_LIBXEXT
 552     wine_dlopen( SONAME_LIBXEXT, RTLD_NOW|RTLD_GLOBAL, NULL, 0 );
 553 #endif
 554
 555     setup_options();
 556
 557     if ((thread_data_tls_index = TlsAlloc()) == TLS_OUT_OF_INDEXES) return FALSE;
 558
 559     /* Open display */
 560
 561     if (!XInitThreads()) ERR( "XInitThreads failed, trouble ahead\n" );
 562     if (!(display = XOpenDisplay( NULL ))) return FALSE;
 563
 564     fcntl( ConnectionNumber(display), F_SETFD, 1 ); /* set close on exec flag */
 565     root_window = DefaultRootWindow( display );
 566     gdi_display = display;
 567     old_error_handler = XSetErrorHandler( error_handler );
 568
 569     init_pixmap_formats( display );
 570     init_visuals( display, DefaultScreen( display ));
 571     screen_bpp = pixmap_formats[default_visual.depth]->bits_per_pixel;
 572
 573     XInternAtoms( display, (char **)atom_names, NB_XATOMS - FIRST_XATOM, False, X11DRV_Atoms );
 574
 575     winContext = XUniqueContext();
 576     win_data_context = XUniqueContext();
 577     cursor_context = XUniqueContext();
 578
 579     if (TRACE_ON(synchronous)) XSynchronize( display, True );
 580
 581     xinerama_init( DisplayWidth( display, default_visual.screen ),
 582                    DisplayHeight( display, default_visual.screen ));
 583     X11DRV_Settings_Init();
 584
 585     /* initialize XVidMode */
 586     X11DRV_XF86VM_Init();
 587     /* initialize XRandR */
 588     X11DRV_XRandR_Init();
 589 #ifdef SONAME_LIBXCOMPOSITE
 590     X11DRV_XComposite_Init();
 591 #endif
 592     X11DRV_XInput2_Init();
 593
 594 #ifdef HAVE_XKB
 595     if (use_xkb) use_xkb = XkbUseExtension( gdi_display, NULL, NULL );
 596 #endif
 597     X11DRV_InitKeyboard( gdi_display );
 598     X11DRV_InitClipboard();
 599     if (use_xim) use_xim = X11DRV_InitXIM( input_style );
 600
 601     return TRUE;
 602 }
 603
 604
 605 /***********************************************************************
 606  *           X11DRV thread termination routine
 607  */
 608 static void thread_detach(void)
 609 {
 610     struct x11drv_thread_data *data = TlsGetValue( thread_data_tls_index );
 611
 612     if (data)
 613     {
 614         X11DRV_ResetSelectionOwner();
 615         if (data->xim) XCloseIM( data->xim );
 616         if (data->font_set) XFreeFontSet( data->display, data->font_set );
 617         XCloseDisplay( data->display );
 618         HeapFree( GetProcessHeap(), 0, data );
 619     }
 620 }
 621
 622
 623 /* store the display fd into the message queue */
 624 static void set_queue_display_fd( Display *display )
 625 {
 626     HANDLE handle;
 627     int ret;
 628
 629     if (wine_server_fd_to_handle( ConnectionNumber(display), GENERIC_READ | SYNCHRONIZE, 0, &handle ))
 630     {
 631         MESSAGE( "x11drv: Can't allocate handle for display fd\n" );
 632         ExitProcess(1);
 633     }
 634     SERVER_START_REQ( set_queue_fd )
 635     {
 636         req->handle = wine_server_obj_handle( handle );
 637         ret = wine_server_call( req );
 638     }
 639     SERVER_END_REQ;
 640     if (ret)
 641     {
 642         MESSAGE( "x11drv: Can't store handle for display fd\n" );
 643         ExitProcess(1);
 644     }
 645     CloseHandle( handle );
 646 }
 647
 648
 649 /***********************************************************************
 650  *           X11DRV thread initialisation routine
 651  */
 652 struct x11drv_thread_data *x11drv_init_thread_data(void)
 653 {
 654     struct x11drv_thread_data *data = x11drv_thread_data();
 655
 656     if (data) return data;
 657
 658     if (!(data = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*data) )))
 659     {
 660         ERR( "could not create data\n" );
 661         ExitProcess(1);
 662     }
 663     if (!(data->display = XOpenDisplay(NULL)))
 664     {
 665         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));
 666         ExitProcess(1);
 667     }
 668
 669     fcntl( ConnectionNumber(data->display), F_SETFD, 1 ); /* set close on exec flag */
 670
 671 #ifdef HAVE_XKB
 672     if (use_xkb && XkbUseExtension( data->display, NULL, NULL ))
 673         XkbSetDetectableAutoRepeat( data->display, True, NULL );
 674 #endif
 675
 676     if (TRACE_ON(synchronous)) XSynchronize( data->display, True );
 677
 678     set_queue_display_fd( data->display );
 679     TlsSetValue( thread_data_tls_index, data );
 680
 681     if (use_xim) X11DRV_SetupXIM();
 682
 683     return data;
 684 }
 685
 686
 687 /***********************************************************************
 688  *           X11DRV initialisation routine
 689  */
 690 BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
 691 {
 692     BOOL ret = TRUE;
 693
 694     switch(reason)
 695     {
 696     case DLL_PROCESS_ATTACH:
 697         x11drv_module = hinst;
 698         ret = process_attach();
 699         break;
 700     case DLL_THREAD_DETACH:
 701         thread_detach();
 702         break;
 703     }
 704     return ret;
 705 }
 706
 707 /***********************************************************************
 708  *              GetScreenSaveActive (X11DRV.@)
 709  *
 710  * Returns the active status of the screen saver
 711  */
 712 BOOL CDECL X11DRV_GetScreenSaveActive(void)
 713 {
 714     int timeout, temp;
 715     XGetScreenSaver(gdi_display, &timeout, &temp, &temp, &temp);
 716     return timeout != 0;
 717 }
 718
 719 /***********************************************************************
 720  *              SetScreenSaveActive (X11DRV.@)
 721  *
 722  * Activate/Deactivate the screen saver
 723  */
 724 void CDECL X11DRV_SetScreenSaveActive(BOOL bActivate)
 725 {
 726     int timeout, interval, prefer_blanking, allow_exposures;
 727     static int last_timeout = 15 * 60;
 728
 729     XLockDisplay( gdi_display );
 730     XGetScreenSaver(gdi_display, &timeout, &interval, &prefer_blanking,
 731                     &allow_exposures);
 732     if (timeout) last_timeout = timeout;
 733
 734     timeout = bActivate ? last_timeout : 0;
 735     XSetScreenSaver(gdi_display, timeout, interval, prefer_blanking,
 736                     allow_exposures);
 737     XUnlockDisplay( gdi_display );
 738 }