src/gnome.c

   1 /* gnome.c-- support for the GNOME Hints
   2  *
   3  *  Window Maker window manager
   4  *
   5  *  Copyright (c) 1998-2002 Alfredo K. Kojima
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program 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
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  20  *  USA.
  21  */
  22
  23 /*
  24  * According to the author of this thing, it should not be taken seriously.
  25  * IMHO, there are lot's of weirdnesses and it's quite unelegant. I'd
  26  * rather not support it, but here it goes anyway.
  27  */
  28
  29 #include "wconfig.h"
  30
  31 #ifdef GNOME_STUFF
  32
  33 #include <X11/Xlib.h>
  34 #include <X11/Xutil.h>
  35 #include <X11/Xatom.h>
  36
  37 #include <stdlib.h>
  38 #include <stdio.h>
  39 #include <string.h>
  40
  41
  42 #include "WindowMaker.h"
  43 #include "screen.h"
  44 #include "wcore.h"
  45 #include "framewin.h"
  46 #include "window.h"
  47 #include "workspace.h"
  48 #include "funcs.h"
  49 #include "actions.h"
  50 #include "stacking.h"
  51 #include "client.h"
  52
  53 #include "gnome.h"
  54
  55
  56
  57
  58
  59
  60 #define WIN_HINTS_SKIP_FOCUS      (1<<0) /*"alt-tab" skips this win*/
  61 #define WIN_HINTS_SKIP_WINLIST    (1<<1) /*do not show in window list*/
  62 #define WIN_HINTS_SKIP_TASKBAR    (1<<2) /*do not show on taskbar*/
  63 #define WIN_HINTS_GROUP_TRANSIENT (1<<3) /*Reserved - definition is unclear*/
  64 #define WIN_HINTS_FOCUS_ON_CLICK  (1<<4) /*app only accepts focus if clicked*/
  65 #define WIN_HINTS_DO_NOT_COVER    (1<<5) /* attempt to not cover this window */
  66
  67
  68 #define WIN_STATE_STICKY          (1<<0) /*everyone knows sticky*/
  69 #define WIN_STATE_MINIMIZED       (1<<1) /*Reserved - definition is unclear*/
  70 #define WIN_STATE_MAXIMIZED_VERT  (1<<2) /*window in maximized V state*/
  71 #define WIN_STATE_MAXIMIZED_HORIZ (1<<3) /*window in maximized H state*/
  72 #define WIN_STATE_HIDDEN          (1<<4) /*not on taskbar but window visible*/
  73 #define WIN_STATE_SHADED          (1<<5) /*shaded (MacOS / Afterstep style)*/
  74 /* these are bogus states defined in "the spec" */
  75 #define WIN_STATE_HID_WORKSPACE   (1<<6) /*not on current desktop*/
  76 #define WIN_STATE_HID_TRANSIENT   (1<<7) /*owner of transient is hidden*/
  77 #define WIN_STATE_FIXED_POSITION  (1<<8) /*window is fixed in position even*/
  78 #define WIN_STATE_ARRANGE_IGNORE  (1<<9) /*ignore for auto arranging*/
  79
  80
  81 #define WIN_LAYER_DESKTOP                0
  82 #define WIN_LAYER_BELOW                  2
  83 #define WIN_LAYER_NORMAL                 4
  84 #define WIN_LAYER_ONTOP                  6
  85 #define WIN_LAYER_DOCK                   8
  86 #define WIN_LAYER_ABOVE_DOCK             10
  87 #define WIN_LAYER_MENU                   12
  88
  89
  90
  91 static Atom _XA_WIN_SUPPORTING_WM_CHECK = 0;
  92 static Atom _XA_WIN_PROTOCOLS;
  93 static Atom _XA_WIN_LAYER;
  94 static Atom _XA_WIN_STATE;
  95 static Atom _XA_WIN_HINTS;
  96 static Atom _XA_WIN_APP_STATE;
  97 static Atom _XA_WIN_EXPANDED_SIZE;
  98 static Atom _XA_WIN_ICONS;
  99 static Atom _XA_WIN_WORKSPACE;
 100 static Atom _XA_WIN_WORKSPACE_COUNT;
 101 static Atom _XA_WIN_WORKSPACE_NAMES;
 102 static Atom _XA_WIN_CLIENT_LIST;
 103 static Atom _XA_WIN_DESKTOP_BUTTON_PROXY;
 104
 105
 106 static void observer(void *self, WMNotification *notif);
 107 static void wsobserver(void *self, WMNotification *notif);
 108
 109
 110 void
 111 wGNOMEInitStuff(WScreen *scr)
 112 {
 113     Atom supportedStuff[10];
 114     int count;
 115
 116     if (!_XA_WIN_SUPPORTING_WM_CHECK) {
 117
 118         _XA_WIN_SUPPORTING_WM_CHECK =
 119             XInternAtom(dpy, "_WIN_SUPPORTING_WM_CHECK", False);
 120
 121         _XA_WIN_PROTOCOLS = XInternAtom(dpy, "_WIN_PROTOCOLS", False);
 122
 123         _XA_WIN_LAYER = XInternAtom(dpy, "_WIN_LAYER", False);
 124
 125         _XA_WIN_STATE = XInternAtom(dpy, "_WIN_STATE", False);
 126
 127         _XA_WIN_HINTS = XInternAtom(dpy, "_WIN_HINTS", False);
 128
 129         _XA_WIN_APP_STATE = XInternAtom(dpy, "_WIN_APP_STATE", False);
 130
 131         _XA_WIN_EXPANDED_SIZE = XInternAtom(dpy, "_WIN_EXPANDED_SIZE", False);
 132
 133         _XA_WIN_ICONS = XInternAtom(dpy, "_WIN_ICONS", False);
 134
 135         _XA_WIN_WORKSPACE = XInternAtom(dpy, "_WIN_WORKSPACE", False);
 136
 137         _XA_WIN_WORKSPACE_COUNT =
 138             XInternAtom(dpy, "_WIN_WORKSPACE_COUNT", False);
 139
 140         _XA_WIN_WORKSPACE_NAMES =
 141             XInternAtom(dpy, "_WIN_WORKSPACE_NAMES", False);
 142
 143         _XA_WIN_CLIENT_LIST = XInternAtom(dpy, "_WIN_CLIENT_LIST", False);
 144
 145         _XA_WIN_DESKTOP_BUTTON_PROXY =
 146             XInternAtom(dpy, "_WIN_DESKTOP_BUTTON_PROXY", False);
 147     }
 148
 149     /* I'd rather use the ICCCM 2.0 mechanisms, but
 150      * since some people prefer to reinvent the wheel instead of
 151      * conforming to standards... */
 152
 153     /* setup the "We're compliant, you idiot!" hint */
 154
 155     /* why XA_CARDINAL instead of XA_WINDOW? */
 156     XChangeProperty(dpy, scr->root_win, _XA_WIN_SUPPORTING_WM_CHECK,
 157                     XA_CARDINAL, 32, PropModeReplace,
 158                     (unsigned char*)&scr->no_focus_win, 1);
 159
 160     XChangeProperty(dpy, scr->no_focus_win, _XA_WIN_SUPPORTING_WM_CHECK,
 161                     XA_CARDINAL, 32, PropModeReplace,
 162                     (unsigned char*)&scr->no_focus_win, 1);
 163
 164
 165     /* setup the "desktop button proxy" thing */
 166     XChangeProperty(dpy, scr->root_win, _XA_WIN_DESKTOP_BUTTON_PROXY,
 167                     XA_CARDINAL, 32, PropModeReplace,
 168                     (unsigned char*)&scr->no_focus_win, 1);
 169     XChangeProperty(dpy, scr->no_focus_win, _XA_WIN_DESKTOP_BUTTON_PROXY,
 170                     XA_CARDINAL, 32, PropModeReplace,
 171                     (unsigned char*)&scr->no_focus_win, 1);
 172
 173
 174     /* setup the list of supported protocols */
 175     count = 0;
 176     supportedStuff[count++] = _XA_WIN_LAYER;
 177     supportedStuff[count++] = _XA_WIN_STATE;
 178     supportedStuff[count++] = _XA_WIN_HINTS;
 179     supportedStuff[count++] = _XA_WIN_APP_STATE;
 180     supportedStuff[count++] = _XA_WIN_EXPANDED_SIZE;
 181     supportedStuff[count++] = _XA_WIN_ICONS;
 182     supportedStuff[count++] = _XA_WIN_WORKSPACE;
 183     supportedStuff[count++] = _XA_WIN_WORKSPACE_COUNT;
 184     supportedStuff[count++] = _XA_WIN_WORKSPACE_NAMES;
 185     supportedStuff[count++] = _XA_WIN_CLIENT_LIST;
 186
 187     XChangeProperty(dpy, scr->root_win, _XA_WIN_PROTOCOLS, XA_ATOM, 32,
 188                     PropModeReplace, (unsigned char*)supportedStuff, count);
 189
 190     XFlush(dpy);
 191
 192     WMAddNotificationObserver(observer, NULL, WMNManaged, NULL);
 193     WMAddNotificationObserver(observer, NULL, WMNUnmanaged, NULL);
 194     WMAddNotificationObserver(observer, NULL, WMNChangedWorkspace, NULL);
 195     WMAddNotificationObserver(observer, NULL, WMNChangedState, NULL);
 196     WMAddNotificationObserver(observer, NULL, WMNChangedFocus, NULL);
 197     WMAddNotificationObserver(observer, NULL, WMNChangedStacking, NULL);
 198     WMAddNotificationObserver(observer, NULL, WMNChangedName, NULL);
 199
 200     WMAddNotificationObserver(wsobserver, NULL, WMNWorkspaceCreated, NULL);
 201     WMAddNotificationObserver(wsobserver, NULL, WMNWorkspaceDestroyed, NULL);
 202     WMAddNotificationObserver(wsobserver, NULL, WMNWorkspaceChanged, NULL);
 203     WMAddNotificationObserver(wsobserver, NULL, WMNWorkspaceNameChanged, NULL);
 204 }
 205
 206
 207 void
 208 wGNOMEUpdateClientListHint(WScreen *scr)
 209 {
 210     WWindow *wwin;
 211     Window *windows;
 212     int count;
 213
 214     windows = malloc(sizeof(Window)*scr->window_count);
 215     if (!windows) {
 216         wwarning(_("out of memory while updating GNOME hints"));
 217         return;
 218     }
 219
 220     count = 0;
 221     wwin = scr->focused_window;
 222     while (wwin) {
 223         if (!wwin->flags.internal_window &&
 224             !wwin->client_flags.skip_window_list) {
 225
 226             windows[count++] = wwin->client_win;
 227         }
 228
 229         wwin = wwin->prev;
 230     }
 231
 232     XChangeProperty(dpy, scr->root_win, _XA_WIN_CLIENT_LIST, XA_CARDINAL, 32,
 233                     PropModeReplace, (unsigned char *)windows, count);
 234
 235     wfree(windows);
 236     XFlush(dpy);
 237 }
 238
 239
 240 void
 241 wGNOMEUpdateWorkspaceHints(WScreen *scr)
 242 {
 243     long val;
 244
 245     val = scr->workspace_count;
 246
 247     XChangeProperty(dpy, scr->root_win, _XA_WIN_WORKSPACE_COUNT, XA_CARDINAL,
 248                     32, PropModeReplace, (unsigned char*)&val, 1);
 249
 250     wGNOMEUpdateWorkspaceNamesHint(scr);
 251 }
 252
 253
 254 void
 255 wGNOMEUpdateWorkspaceNamesHint(WScreen *scr)
 256 {
 257     char *wsNames[MAX_WORKSPACES];
 258     XTextProperty textProp;
 259     int i;
 260
 261     for (i = 0; i < scr->workspace_count; i++) {
 262         wsNames[i] = scr->workspaces[i]->name;
 263     }
 264
 265     if (XStringListToTextProperty(wsNames, scr->workspace_count, &textProp)) {
 266         XSetTextProperty(dpy, scr->root_win, &textProp,
 267                          _XA_WIN_WORKSPACE_NAMES);
 268         XFree(textProp.value);
 269     }
 270 }
 271
 272
 273 void
 274 wGNOMEUpdateCurrentWorkspaceHint(WScreen *scr)
 275 {
 276     long val;
 277
 278     val = scr->current_workspace;
 279
 280     XChangeProperty(dpy, scr->root_win, _XA_WIN_WORKSPACE, XA_CARDINAL,
 281                     32, PropModeReplace, (unsigned char*)&val, 1);
 282 }
 283
 284
 285 static int
 286 getWindowLevel(int layer)
 287 {
 288     int level;
 289
 290     if (layer <= WIN_LAYER_DESKTOP)
 291         level = WMDesktopLevel;
 292     else if (layer <= WIN_LAYER_BELOW)
 293         level = WMSunkenLevel;
 294     else if (layer <= WIN_LAYER_NORMAL)
 295         level = WMNormalLevel;
 296     else if (layer <= WIN_LAYER_ONTOP)
 297         level = WMFloatingLevel;
 298     else if (layer <= WIN_LAYER_DOCK)
 299         level = WMDockLevel;
 300     else if (layer <= WIN_LAYER_ABOVE_DOCK)
 301         level = WMSubmenuLevel;
 302     else if (layer <= WIN_LAYER_MENU)
 303         level = WMMainMenuLevel;
 304     else
 305         level = WMOuterSpaceLevel;
 306
 307     return level;
 308 }
 309
 310
 311 Bool
 312 wGNOMECheckClientHints(WWindow *wwin, int *layer, int *workspace)
 313 {
 314     Atom type_ret;
 315     int fmt_ret;
 316     unsigned long nitems_ret;
 317     unsigned long bytes_after_ret;
 318     long flags, val, *data = 0;
 319     Bool hasHints = False;
 320
 321     /* hints */
 322
 323     if (XGetWindowProperty(dpy, wwin->client_win, _XA_WIN_HINTS, 0, 1, False,
 324                            /* should be XA_INTEGER, but spec is broken */
 325                            XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
 326                            &bytes_after_ret,
 327                            (unsigned char**)&data)==Success && data) {
 328         flags = *data;
 329
 330         XFree(data);
 331
 332         if (flags & (WIN_HINTS_SKIP_FOCUS|WIN_HINTS_SKIP_WINLIST
 333                                 |WIN_HINTS_SKIP_TASKBAR)) {
 334             wwin->client_flags.skip_window_list = 1;
 335         }
 336
 337         /* client reserved area, for the panel */
 338         if (flags & (WIN_HINTS_DO_NOT_COVER)) {
 339                 WReservedArea *area;
 340
 341                 area = malloc(sizeof(WReservedArea));
 342                 if (!area) {
 343                         wwarning(_("out of memory while updating GNOME hints"));
 344                 } else {
 345                         XWindowAttributes wattribs;
 346
 347                         XGetWindowAttributes(dpy, wwin->client_win, &wattribs);
 348                         wClientGetNormalHints(wwin, &wattribs, False,
 349                                               &area->area.x1, &area->area.y1,
 350                                               &area->area.x2, &area->area.y2);
 351                         area->area.x2 = area->area.x2 + area->area.x1;
 352                         area->area.y2 = area->area.y2 + area->area.y1;
 353
 354                         area->window = wwin->client_win;
 355                 }
 356                 area->next = wwin->screen_ptr->reservedAreas;
 357                 wwin->screen_ptr->reservedAreas = area;
 358
 359                 wScreenUpdateUsableArea(wwin->screen_ptr);
 360         }
 361
 362         hasHints = True;
 363     }
 364
 365     /* layer */
 366     if (XGetWindowProperty(dpy, wwin->client_win, _XA_WIN_LAYER, 0, 1, False,
 367                            XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
 368                            &bytes_after_ret,
 369                            (unsigned char**)&data)==Success  && data) {
 370         val = *data;
 371
 372         XFree(data);
 373
 374         *layer = getWindowLevel(val);
 375         hasHints = True;
 376     }
 377
 378     /* workspace */
 379     if (XGetWindowProperty(dpy, wwin->client_win, _XA_WIN_WORKSPACE, 0, 1,
 380                            False, XA_CARDINAL, &type_ret, &fmt_ret,
 381                            &nitems_ret, &bytes_after_ret,
 382                            (unsigned char**)&data)==Success && data) {
 383         val = *data;
 384
 385         XFree(data);
 386
 387         if (val > 0)
 388             *workspace = val;
 389         hasHints = True;
 390     }
 391
 392     /* reserved area */
 393     if (XGetWindowProperty(dpy, wwin->client_win, _XA_WIN_EXPANDED_SIZE, 0, 1,
 394                            False, XA_CARDINAL, &type_ret, &fmt_ret,
 395                            &nitems_ret, &bytes_after_ret,
 396                            (unsigned char**)&data)==Success && data) {
 397         WReservedArea *area;
 398
 399         area = malloc(sizeof(WReservedArea));
 400         if (!area) {
 401             wwarning(_("out of memory while updating GNOME hints"));
 402         } else {
 403             area->area.x1 = data[0];
 404             area->area.y1 = data[1];
 405             area->area.x2 = data[2] - data[0];
 406             area->area.y2 = data[3] - data[1];
 407             XFree(data);
 408
 409             area->window = wwin->client_win;
 410         }
 411
 412         area->next = wwin->screen_ptr->reservedAreas;
 413         wwin->screen_ptr->reservedAreas = area;
 414
 415         wScreenUpdateUsableArea(wwin->screen_ptr);
 416         hasHints = True;
 417     }
 418
 419     return hasHints;
 420 }
 421
 422
 423 Bool
 424 wGNOMECheckInitialClientState(WWindow *wwin)
 425 {
 426     Atom type_ret;
 427     int fmt_ret;
 428     unsigned long nitems_ret;
 429     unsigned long bytes_after_ret;
 430     long flags, *data = 0;
 431
 432     if (XGetWindowProperty(dpy, wwin->client_win, _XA_WIN_STATE, 0, 1, False,
 433                            XA_CARDINAL, &type_ret, &fmt_ret, &nitems_ret,
 434                            &bytes_after_ret,
 435                            (unsigned char**)&data)!=Success || !data)
 436         return False;
 437
 438     flags = *data;
 439
 440     XFree(data);
 441
 442     if (flags & WIN_STATE_STICKY)
 443         wwin->client_flags.omnipresent = 1;
 444
 445     if (flags & (WIN_STATE_MAXIMIZED_VERT|WIN_STATE_MAXIMIZED_HORIZ)) {
 446
 447         if (flags & WIN_STATE_MAXIMIZED_VERT)
 448             wwin->flags.maximized |= MAX_VERTICAL;
 449
 450         if (flags & WIN_STATE_MAXIMIZED_HORIZ)
 451             wwin->flags.maximized |= MAX_HORIZONTAL;
 452     }
 453
 454     if (flags & WIN_STATE_SHADED)
 455         wwin->flags.shaded = 1;
 456
 457     return True;
 458 }
 459
 460
 461 void
 462 wGNOMEUpdateClientStateHint(WWindow *wwin, Bool changedWorkspace)
 463 {
 464     long val;
 465     long flags = 0;
 466
 467     if (changedWorkspace) {
 468         val = wwin->frame->workspace;
 469
 470         XChangeProperty(dpy, wwin->client_win, _XA_WIN_WORKSPACE, XA_CARDINAL,
 471                         32, PropModeReplace, (unsigned char*)&val, 1);
 472
 473         if (val != wwin->screen_ptr->current_workspace)
 474             flags |= WIN_STATE_HID_WORKSPACE;
 475     }
 476
 477     if (IS_OMNIPRESENT(wwin))
 478         flags |= WIN_STATE_STICKY;
 479
 480     if (wwin->flags.miniaturized)
 481         flags |= WIN_STATE_MINIMIZED;
 482
 483     if (wwin->flags.maximized & MAX_VERTICAL)
 484         flags |= WIN_STATE_MAXIMIZED_VERT;
 485
 486     if (wwin->flags.maximized & MAX_HORIZONTAL)
 487         flags |= WIN_STATE_MAXIMIZED_HORIZ;
 488
 489     if (wwin->flags.shaded)
 490         flags |= WIN_STATE_SHADED;
 491
 492     if (wwin->transient_for != None) {
 493         WWindow *owner = wWindowFor(wwin->transient_for);
 494
 495         if (owner && !owner->flags.mapped)
 496             flags |= WIN_STATE_HID_TRANSIENT;
 497     }
 498
 499     /* ? */
 500     if (wwin->flags.hidden)
 501         flags |= WIN_STATE_HIDDEN;
 502
 503     XChangeProperty(dpy, wwin->client_win, _XA_WIN_STATE, XA_CARDINAL,
 504                     32, PropModeReplace, (unsigned char*)&flags, 1);
 505 }
 506
 507
 508 Bool
 509 wGNOMEProcessClientMessage(XClientMessageEvent *event)
 510 {
 511     WScreen *scr;
 512     WWindow *wwin;
 513     Bool done = True;
 514
 515     scr = wScreenForWindow(event->window);
 516     if (scr) {
 517         /* generic client messages */
 518         if (event->message_type == _XA_WIN_WORKSPACE) {
 519             wWorkspaceChange(scr, event->data.l[0]);
 520         } else {
 521             done = False;
 522         }
 523
 524         if (done)
 525             return True;
 526     }
 527
 528     /* window specific client messages */
 529
 530     wwin = wWindowFor(event->window);
 531     if (!wwin)
 532         return False;
 533
 534     if (event->message_type == _XA_WIN_LAYER) {
 535         int level = getWindowLevel(event->data.l[0]);
 536
 537         if (WINDOW_LEVEL(wwin) != level) {
 538             ChangeStackingLevel(wwin->frame->core, level);
 539         }
 540     } else if (event->message_type == _XA_WIN_STATE) {
 541         int flags, mask;
 542         int maximize = 0;
 543
 544         mask = event->data.l[0];
 545         flags = event->data.l[1];
 546
 547         if (mask & WIN_STATE_STICKY) {
 548             if ((flags & WIN_STATE_STICKY) != WFLAGP(wwin, omnipresent)) {
 549                 wWindowSetOmnipresent(wwin, (flags & WIN_STATE_STICKY)!=0);
 550             }
 551         }
 552
 553         if (mask & WIN_STATE_MAXIMIZED_VERT) {
 554             if (flags & WIN_STATE_MAXIMIZED_VERT)
 555                 maximize = MAX_VERTICAL;
 556             else
 557                 maximize = 0;
 558         } else {
 559             maximize = wwin->flags.maximized & MAX_VERTICAL;
 560         }
 561
 562         if (mask & WIN_STATE_MAXIMIZED_HORIZ) {
 563             if (flags & WIN_STATE_MAXIMIZED_HORIZ)
 564                 maximize |= MAX_HORIZONTAL;
 565             else
 566                 maximize |= 0;
 567         } else {
 568             maximize |= wwin->flags.maximized & MAX_HORIZONTAL;
 569         }
 570
 571         if (maximize != wwin->flags.maximized) {
 572 #define both (MAX_HORIZONTAL|MAX_VERTICAL)
 573             if (!(maximize & both) && (wwin->flags.maximized & both)) {
 574                 wUnmaximizeWindow(wwin);
 575             }
 576             if ((maximize & both) && !(wwin->flags.maximized & both)) {
 577                 wMaximizeWindow(wwin, maximize);
 578             }
 579 #undef both
 580         }
 581
 582         if (mask & WIN_STATE_SHADED) {
 583             if ((flags & WIN_STATE_SHADED) != wwin->flags.shaded) {
 584                 if (wwin->flags.shaded)
 585                     wUnshadeWindow(wwin);
 586                 else
 587                     wShadeWindow(wwin);
 588             }
 589         }
 590     } else if (event->message_type == _XA_WIN_WORKSPACE) {
 591
 592         if (event->data.l[0] != wwin->frame->workspace) {
 593             wWindowChangeWorkspace(wwin, event->data.l[0]);
 594         }
 595     } else {
 596         done = False;
 597     }
 598
 599     return done;
 600 }
 601
 602
 603 Bool
 604 wGNOMEProxyizeButtonEvent(WScreen *scr, XEvent *event)
 605 {
 606     if (event->type == ButtonPress)
 607         XUngrabPointer(dpy, CurrentTime);
 608     XSendEvent(dpy, scr->no_focus_win, False, SubstructureNotifyMask, event);
 609
 610     return True;
 611 }
 612
 613
 614 void
 615 wGNOMERemoveClient(WWindow *wwin)
 616 {
 617     int flag = 0;
 618     WReservedArea *area;
 619
 620     wGNOMEUpdateClientListHint(wwin->screen_ptr);
 621
 622     area = wwin->screen_ptr->reservedAreas;
 623
 624     if (area) {
 625         if (area->window == wwin->client_win) {
 626             wwin->screen_ptr->reservedAreas = area->next;
 627             wfree(area);
 628             flag = 1;
 629         } else {
 630             while (area->next && area->next->window != wwin->client_win)
 631                 area = area->next;
 632
 633             if (area->next) {
 634                 WReservedArea *next;
 635
 636                 next = area->next->next;
 637                 wfree(area->next);
 638                 area->next = next;
 639
 640                 flag = 1;
 641             }
 642         }
 643     }
 644
 645     if (flag) {
 646         wScreenUpdateUsableArea(wwin->screen_ptr);
 647     }
 648 }
 649
 650
 651
 652
 653 static void
 654 observer(void *self, WMNotification *notif)
 655 {
 656     WWindow *wwin = (WWindow*)WMGetNotificationObject(notif);
 657     const char *name = WMGetNotificationName(notif);
 658
 659     if (strcmp(name, WMNManaged) == 0 && wwin) {
 660         wGNOMEUpdateClientStateHint(wwin, True);
 661
 662         wGNOMEUpdateClientListHint(wwin->screen_ptr);
 663     } else if (strcmp(name, WMNUnmanaged) == 0 && wwin) {
 664         wGNOMERemoveClient(wwin);
 665     } else if (strcmp(name, WMNChangedWorkspace) == 0 && wwin) {
 666         wGNOMEUpdateClientStateHint(wwin, True);
 667     } else if (strcmp(name, WMNChangedState) == 0 && wwin) {
 668         wGNOMEUpdateClientStateHint(wwin, False);
 669     }
 670 }
 671
 672
 673 static void
 674 wsobserver(void *self, WMNotification *notif)
 675 {
 676     WScreen *scr = (WScreen*)WMGetNotificationObject(notif);
 677     const char *name = WMGetNotificationName(notif);
 678
 679     if (strcmp(name, WMNWorkspaceCreated) == 0) {
 680         wGNOMEUpdateWorkspaceHints(scr);
 681     } else if (strcmp(name, WMNWorkspaceDestroyed) == 0) {
 682         wGNOMEUpdateWorkspaceHints(scr);
 683     } else if (strcmp(name, WMNWorkspaceNameChanged) == 0) {
 684         wGNOMEUpdateWorkspaceNamesHint(scr);
 685     } else if (strcmp(name, WMNWorkspaceChanged) == 0) {
 686         wGNOMEUpdateCurrentWorkspaceHint(scr);
 687     } else if (strcmp(name, WMNResetStacking) == 0) {
 688
 689     }
 690 }
 691
 692
 693 #endif /* GNOME_STUFF */