src/event.c

   1 /* event.c- event loop and handling
   2  *
   3  *  Window Maker window manager
   4  *
   5  *  Copyright (c) 1997-2003 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 #include <sys/inotify.h>
  24 #include "wconfig.h"
  25
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <unistd.h>
  29 #include <string.h>
  30
  31 #include <X11/Xlib.h>
  32 #include <X11/Xutil.h>
  33 #ifdef SHAPE
  34 # include <X11/extensions/shape.h>
  35 #endif
  36 #ifdef XDND
  37 #include "xdnd.h"
  38 #endif
  39
  40 #ifdef KEEP_XKB_LOCK_STATUS
  41 #include <X11/XKBlib.h>
  42 #endif                          /* KEEP_XKB_LOCK_STATUS */
  43
  44 #include "WindowMaker.h"
  45 #include "window.h"
  46 #include "actions.h"
  47 #include "client.h"
  48 #include "funcs.h"
  49 #include "keybind.h"
  50 #include "application.h"
  51 #include "stacking.h"
  52 #include "defaults.h"
  53 #include "workspace.h"
  54 #include "dock.h"
  55 #include "framewin.h"
  56 #include "properties.h"
  57 #include "balloon.h"
  58 #include "xinerama.h"
  59 #include "wmspec.h"
  60
  61 /******** Global Variables **********/
  62 extern XContext wWinContext;
  63 extern XContext wVEdgeContext;
  64
  65 extern Cursor wCursor[WCUR_LAST];
  66
  67 extern WShortKey wKeyBindings[WKBD_LAST];
  68 extern int wScreenCount;
  69 extern Time LastTimestamp;
  70 extern Time LastFocusChange;
  71
  72 extern WPreferences wPreferences;
  73
  74 #define MOD_MASK wPreferences.modifier_mask
  75
  76 extern Atom _XA_WM_COLORMAP_NOTIFY;
  77
  78 extern Atom _XA_WM_CHANGE_STATE;
  79 extern Atom _XA_WM_DELETE_WINDOW;
  80 extern Atom _XA_GNUSTEP_WM_ATTR;
  81 extern Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
  82 extern Atom _XA_GNUSTEP_TITLEBAR_STATE;
  83 extern Atom _XA_WINDOWMAKER_WM_FUNCTION;
  84 extern Atom _XA_WINDOWMAKER_COMMAND;
  85 extern Atom _XA_WM_IGNORE_FOCUS_EVENTS;
  86
  87 #ifdef SHAPE
  88 extern Bool wShapeSupported;
  89 extern int wShapeEventBase;
  90 #endif
  91
  92 #ifdef KEEP_XKB_LOCK_STATUS
  93 extern int wXkbEventBase;
  94 #endif
  95
  96 /* special flags */
  97 /*extern char WDelayedActionSet;*/
  98
  99 /************ Local stuff ***********/
 100
 101 static void saveTimestamp(XEvent *event);
 102 static void handleColormapNotify(XEvent *event);
 103 static void handleMapNotify(XEvent *event);
 104 static void handleUnmapNotify(XEvent *event);
 105 static void handleButtonPress(XEvent *event);
 106 static void handleExpose(XEvent *event);
 107 static void handleDestroyNotify(XEvent *event);
 108 static void handleConfigureRequest(XEvent *event);
 109 static void handleMapRequest(XEvent *event);
 110 static void handlePropertyNotify(XEvent *event);
 111 static void handleEnterNotify(XEvent *event);
 112 static void handleLeaveNotify(XEvent *event);
 113 static void handleExtensions(XEvent *event);
 114 static void handleClientMessage(XEvent *event);
 115 static void handleKeyPress(XEvent *event);
 116 static void handleFocusIn(XEvent *event);
 117 static void handleMotionNotify(XEvent *event);
 118 static void handleVisibilityNotify(XEvent *event);
 119
 120 #ifdef SHAPE
 121 static void handleShapeNotify(XEvent *event);
 122 #endif
 123
 124 /* called from the signal handler */
 125 void NotifyDeadProcess(pid_t pid, unsigned char status);
 126
 127 /* real dead process handler */
 128 static void handleDeadProcess(void *foo);
 129
 130 typedef struct DeadProcesses {
 131         pid_t pid;
 132         unsigned char exit_status;
 133 } DeadProcesses;
 134
 135 /* stack of dead processes */
 136 static DeadProcesses deadProcesses[MAX_DEAD_PROCESSES];
 137 static int deadProcessPtr = 0;
 138
 139 typedef struct DeathHandler {
 140         WDeathHandler *callback;
 141         pid_t pid;
 142         void *client_data;
 143 } DeathHandler;
 144
 145 static WMArray *deathHandlers = NULL;
 146
 147 WMagicNumber wAddDeathHandler(pid_t pid, WDeathHandler * callback, void *cdata)
 148 {
 149         DeathHandler *handler;
 150
 151         handler = malloc(sizeof(DeathHandler));
 152         if (!handler)
 153                 return 0;
 154
 155         handler->pid = pid;
 156         handler->callback = callback;
 157         handler->client_data = cdata;
 158
 159         if (!deathHandlers)
 160                 deathHandlers = WMCreateArrayWithDestructor(8, wfree);
 161
 162         WMAddToArray(deathHandlers, handler);
 163
 164         return handler;
 165 }
 166
 167 void wDeleteDeathHandler(WMagicNumber id)
 168 {
 169         DeathHandler *handler = (DeathHandler *) id;
 170
 171         if (!handler || !deathHandlers)
 172                 return;
 173
 174         /* array destructor will call wfree(handler) */
 175         WMRemoveFromArray(deathHandlers, handler);
 176 }
 177
 178 void DispatchEvent(XEvent * event)
 179 {
 180         if (deathHandlers)
 181                 handleDeadProcess(NULL);
 182
 183         if (WCHECK_STATE(WSTATE_NEED_EXIT)) {
 184                 WCHANGE_STATE(WSTATE_EXITING);
 185                 /* received SIGTERM */
 186                 /*
 187                  * WMHandleEvent() can't be called from anything
 188                  * executed inside here, or we can get in a infinite
 189                  * recursive loop.
 190                  */
 191                 Shutdown(WSExitMode);
 192
 193         } else if (WCHECK_STATE(WSTATE_NEED_RESTART)) {
 194                 WCHANGE_STATE(WSTATE_RESTARTING);
 195
 196                 Shutdown(WSRestartPreparationMode);
 197                 /* received SIGHUP */
 198                 Restart(NULL, True);
 199         } else if (WCHECK_STATE(WSTATE_NEED_REREAD)) {
 200                 WCHANGE_STATE(WSTATE_NORMAL);
 201                 wDefaultsCheckDomains();
 202         }
 203
 204         /* for the case that all that is wanted to be dispatched is
 205          * the stuff above */
 206         if (!event)
 207                 return;
 208
 209         saveTimestamp(event);
 210         switch (event->type) {
 211         case MapRequest:
 212                 handleMapRequest(event);
 213                 break;
 214
 215         case KeyPress:
 216                 handleKeyPress(event);
 217                 break;
 218
 219         case MotionNotify:
 220                 handleMotionNotify(event);
 221                 break;
 222
 223         case ConfigureRequest:
 224                 handleConfigureRequest(event);
 225                 break;
 226
 227         case DestroyNotify:
 228                 handleDestroyNotify(event);
 229                 break;
 230
 231         case MapNotify:
 232                 handleMapNotify(event);
 233                 break;
 234
 235         case UnmapNotify:
 236                 handleUnmapNotify(event);
 237                 break;
 238
 239         case ButtonPress:
 240                 handleButtonPress(event);
 241                 break;
 242
 243         case Expose:
 244                 handleExpose(event);
 245                 break;
 246
 247         case PropertyNotify:
 248                 handlePropertyNotify(event);
 249                 break;
 250
 251         case EnterNotify:
 252                 handleEnterNotify(event);
 253                 break;
 254
 255         case LeaveNotify:
 256                 handleLeaveNotify(event);
 257                 break;
 258
 259         case ClientMessage:
 260                 handleClientMessage(event);
 261                 break;
 262
 263         case ColormapNotify:
 264                 handleColormapNotify(event);
 265                 break;
 266
 267         case MappingNotify:
 268                 if (event->xmapping.request == MappingKeyboard || event->xmapping.request == MappingModifier)
 269                         XRefreshKeyboardMapping(&event->xmapping);
 270                 break;
 271
 272         case FocusIn:
 273                 handleFocusIn(event);
 274                 break;
 275
 276         case VisibilityNotify:
 277                 handleVisibilityNotify(event);
 278                 break;
 279         default:
 280                 handleExtensions(event);
 281                 break;
 282         }
 283 }
 284
 285 /*
 286  *----------------------------------------------------------------------
 287  * inotifyHandleEvents-
 288  *      Check for inotify events
 289  *
 290  * Returns:
 291  *      After reading events for the given file descriptor (fd) and
 292  *     watch descriptor (wd)
 293  *
 294  * Side effects:
 295  *      Calls wDefaultsCheckDomains if config database is updated
 296  *----------------------------------------------------------------------
 297  */
 298 /* allow 5 simultaneous events, with path + filenames up to 64 chars */
 299 #define BUFF_SIZE ((sizeof(struct inotify_event) + 64)*5)
 300 void inotifyHandleEvents(int fd, int wd)
 301 {
 302         extern void wDefaultsCheckDomains(void);
 303         ssize_t eventQLength, i = 0;
 304         char buff[BUFF_SIZE] = { 0 };
 305         /* Check config only once per read of the event queue */
 306         int oneShotFlag = 0;
 307
 308         /*
 309          * Read off the queued events
 310          * queue overflow is not checked (IN_Q_OVERFLOW). In practise this should
 311          * not occur; the block is on Xevents, but a config file change will normally
 312          * occur as a result of an Xevent - so the event queue should never have more than
 313          * a few entries before a read().
 314          */
 315         eventQLength = read(fd, buff, BUFF_SIZE);
 316
 317         /* check what events occured */
 318         /* Should really check wd here too, but for now we only have one watch! */
 319         while (i < eventQLength) {
 320                 struct inotify_event *pevent = (struct inotify_event *)&buff[i];
 321
 322                 /*
 323                  * see inotify.h for event types.
 324                  */
 325                 if (pevent->mask & IN_DELETE_SELF) {
 326                         wwarning(_("the defaults database has been deleted!"
 327                                    " Restart Window Maker to create the database" " with the default settings"));
 328                         close(fd);
 329                 }
 330                 if (pevent->mask & IN_UNMOUNT) {
 331                         wwarning(_("the unit containing the defaults database has"
 332                                    " been unmounted. Setting --static mode." " Any changes will not be saved."));
 333                         close(fd);
 334                         wPreferences.flags.noupdates = 1;
 335                 }
 336                 if ((pevent->mask & IN_MODIFY) && oneShotFlag == 0) {
 337                         fprintf(stdout, "wmaker: reading config files in defaults database.\n");
 338                         wDefaultsCheckDomains();
 339                 }
 340
 341                 /* move to next event in the buffer */
 342                 i += sizeof(struct inotify_event) + pevent->len;
 343         }
 344 }
 345
 346 /*
 347  *----------------------------------------------------------------------
 348  * EventLoop-
 349  *      Processes X and internal events indefinitely.
 350  *
 351  * Returns:
 352  *      Never returns
 353  *
 354  * Side effects:
 355  *      The LastTimestamp global variable is updated.
 356  *      Calls inotifyGetEvents if defaults database changes.
 357  *----------------------------------------------------------------------
 358  */
 359 void EventLoop(void)
 360 {
 361         XEvent event;
 362         extern int inotifyFD;
 363         extern int inotifyWD;
 364         struct timeval time;
 365         fd_set rfds;
 366         int retVal = 0;
 367
 368         if (inotifyFD < 0 || inotifyWD < 0)
 369                 retVal = -1;
 370
 371         for (;;) {
 372
 373                 WMNextEvent(dpy, &event);       /* Blocks here */
 374                 WMHandleEvent(&event);
 375
 376                 if (retVal != -1) {
 377                         time.tv_sec = 0;
 378                         time.tv_usec = 0;
 379                         FD_ZERO(&rfds);
 380                         FD_SET(inotifyFD, &rfds);
 381
 382                         /* check for available read data from inotify - don't block! */
 383                         retVal = select(inotifyFD + 1, &rfds, NULL, NULL, &time);
 384
 385                         if (retVal < 0) {       /* an error has occured */
 386                                 wwarning(_("select failed. The inotify instance will be closed."
 387                                            " Changes to the defaults database will require"
 388                                            " a restart to take effect."));
 389                                 close(inotifyFD);
 390                                 continue;
 391                         }
 392                         if (FD_ISSET(inotifyFD, &rfds))
 393                                 inotifyHandleEvents(inotifyFD, inotifyWD);
 394                 }
 395         }
 396 }
 397
 398 /*
 399  *----------------------------------------------------------------------
 400  * ProcessPendingEvents --
 401  *      Processes the events that are currently pending (at the time
 402  *      this function is called) in the display's queue.
 403  *
 404  * Returns:
 405  *      After the pending events that were present at the function call
 406  *      are processed.
 407  *
 408  * Side effects:
 409  *      Many -- whatever handling events may involve.
 410  *
 411  *----------------------------------------------------------------------
 412  */
 413 void ProcessPendingEvents(void)
 414 {
 415         XEvent event;
 416         int count;
 417
 418         XSync(dpy, False);
 419
 420         /* Take a snapshot of the event count in the queue */
 421         count = XPending(dpy);
 422
 423         while (count > 0 && XPending(dpy)) {
 424                 WMNextEvent(dpy, &event);
 425                 WMHandleEvent(&event);
 426                 count--;
 427         }
 428 }
 429
 430 Bool IsDoubleClick(WScreen * scr, XEvent * event)
 431 {
 432         if ((scr->last_click_time > 0) &&
 433             (event->xbutton.time - scr->last_click_time <= wPreferences.dblclick_time)
 434             && (event->xbutton.button == scr->last_click_button)
 435             && (event->xbutton.window == scr->last_click_window)) {
 436
 437                 scr->flags.next_click_is_not_double = 1;
 438                 scr->last_click_time = 0;
 439                 scr->last_click_window = event->xbutton.window;
 440
 441                 return True;
 442         }
 443         return False;
 444 }
 445
 446 void NotifyDeadProcess(pid_t pid, unsigned char status)
 447 {
 448         if (deadProcessPtr >= MAX_DEAD_PROCESSES - 1) {
 449                 wwarning("stack overflow: too many dead processes");
 450                 return;
 451         }
 452         /* stack the process to be handled later,
 453          * as this is called from the signal handler */
 454         deadProcesses[deadProcessPtr].pid = pid;
 455         deadProcesses[deadProcessPtr].exit_status = status;
 456         deadProcessPtr++;
 457 }
 458
 459 static void handleDeadProcess(void *foo)
 460 {
 461         DeathHandler *tmp;
 462         int i;
 463
 464         for (i = 0; i < deadProcessPtr; i++) {
 465                 wWindowDeleteSavedStatesForPID(deadProcesses[i].pid);
 466         }
 467
 468         if (!deathHandlers) {
 469                 deadProcessPtr = 0;
 470                 return;
 471         }
 472
 473         /* get the pids on the queue and call handlers */
 474         while (deadProcessPtr > 0) {
 475                 deadProcessPtr--;
 476
 477                 for (i = WMGetArrayItemCount(deathHandlers) - 1; i >= 0; i--) {
 478                         tmp = WMGetFromArray(deathHandlers, i);
 479                         if (!tmp)
 480                                 continue;
 481
 482                         if (tmp->pid == deadProcesses[deadProcessPtr].pid) {
 483                                 (*tmp->callback) (tmp->pid,
 484                                                   deadProcesses[deadProcessPtr].exit_status, tmp->client_data);
 485                                 wDeleteDeathHandler(tmp);
 486                         }
 487                 }
 488         }
 489 }
 490
 491 static void saveTimestamp(XEvent * event)
 492 {
 493         /*
 494          * Never save CurrentTime as LastTimestamp because CurrentTime
 495          * it's not a real timestamp (it's the 0L constant)
 496          */
 497
 498         switch (event->type) {
 499         case ButtonRelease:
 500         case ButtonPress:
 501                 LastTimestamp = event->xbutton.time;
 502                 break;
 503         case KeyPress:
 504         case KeyRelease:
 505                 LastTimestamp = event->xkey.time;
 506                 break;
 507         case MotionNotify:
 508                 LastTimestamp = event->xmotion.time;
 509                 break;
 510         case PropertyNotify:
 511                 LastTimestamp = event->xproperty.time;
 512                 break;
 513         case EnterNotify:
 514         case LeaveNotify:
 515                 LastTimestamp = event->xcrossing.time;
 516                 break;
 517         case SelectionClear:
 518                 LastTimestamp = event->xselectionclear.time;
 519                 break;
 520         case SelectionRequest:
 521                 LastTimestamp = event->xselectionrequest.time;
 522                 break;
 523         case SelectionNotify:
 524                 LastTimestamp = event->xselection.time;
 525 #ifdef XDND
 526                 wXDNDProcessSelection(event);
 527 #endif
 528                 break;
 529         }
 530 }
 531
 532 static int matchWindow(const void *item, const void *cdata)
 533 {
 534         return (((WFakeGroupLeader *) item)->origLeader == (Window) cdata);
 535 }
 536
 537 static void handleExtensions(XEvent * event)
 538 {
 539 #ifdef KEEP_XKB_LOCK_STATUS
 540         XkbEvent *xkbevent;
 541         xkbevent = (XkbEvent *) event;
 542 #endif                          /*KEEP_XKB_LOCK_STATUS */
 543 #ifdef SHAPE
 544         if (wShapeSupported && event->type == (wShapeEventBase + ShapeNotify)) {
 545                 handleShapeNotify(event);
 546         }
 547 #endif
 548 #ifdef KEEP_XKB_LOCK_STATUS
 549         if (wPreferences.modelock && (xkbevent->type == wXkbEventBase)) {
 550                 handleXkbIndicatorStateNotify(event);
 551         }
 552 #endif                          /*KEEP_XKB_LOCK_STATUS */
 553 }
 554
 555 static void handleMapRequest(XEvent * ev)
 556 {
 557         WWindow *wwin;
 558         WScreen *scr = NULL;
 559         Window window = ev->xmaprequest.window;
 560
 561         if ((wwin = wWindowFor(window))) {
 562                 if (wwin->flags.shaded) {
 563                         wUnshadeWindow(wwin);
 564                 }
 565                 /* deiconify window */
 566                 if (wwin->flags.miniaturized) {
 567                         wDeiconifyWindow(wwin);
 568                 } else if (wwin->flags.hidden) {
 569                         WApplication *wapp = wApplicationOf(wwin->main_window);
 570                         /* go to the last workspace that the user worked on the app */
 571                         if (wapp) {
 572                                 wWorkspaceChange(wwin->screen_ptr, wapp->last_workspace);
 573                         }
 574                         wUnhideApplication(wapp, False, False);
 575                 }
 576                 return;
 577         }
 578
 579         scr = wScreenForRootWindow(ev->xmaprequest.parent);
 580
 581         wwin = wManageWindow(scr, window);
 582
 583         /*
 584          * This is to let the Dock know that the application it launched
 585          * has already been mapped (eg: it has finished launching).
 586          * It is not necessary for normally docked apps, but is needed for
 587          * apps that were forcedly docked (like with dockit).
 588          */
 589         if (scr->last_dock) {
 590                 if (wwin && wwin->main_window != None && wwin->main_window != window)
 591                         wDockTrackWindowLaunch(scr->last_dock, wwin->main_window);
 592                 else
 593                         wDockTrackWindowLaunch(scr->last_dock, window);
 594         }
 595
 596         if (wwin) {
 597                 wClientSetState(wwin, NormalState, None);
 598                 if (wwin->flags.maximized) {
 599                         wMaximizeWindow(wwin, wwin->flags.maximized);
 600                 }
 601                 if (wwin->flags.shaded) {
 602                         wwin->flags.shaded = 0;
 603                         wwin->flags.skip_next_animation = 1;
 604                         wShadeWindow(wwin);
 605                 }
 606                 if (wwin->flags.miniaturized) {
 607                         wwin->flags.miniaturized = 0;
 608                         wwin->flags.skip_next_animation = 1;
 609                         wIconifyWindow(wwin);
 610                 }
 611                 if (wwin->flags.fullscreen) {
 612                         wwin->flags.fullscreen = 0;
 613                         wFullscreenWindow(wwin);
 614                 }
 615                 if (wwin->flags.hidden) {
 616                         WApplication *wapp = wApplicationOf(wwin->main_window);
 617
 618                         wwin->flags.hidden = 0;
 619                         wwin->flags.skip_next_animation = 1;
 620                         if (wapp) {
 621                                 wHideApplication(wapp);
 622                         }
 623                 }
 624         }
 625 }
 626
 627 static void handleDestroyNotify(XEvent * event)
 628 {
 629         WWindow *wwin;
 630         WApplication *app;
 631         Window window = event->xdestroywindow.window;
 632         WScreen *scr = wScreenForRootWindow(event->xdestroywindow.event);
 633         int widx;
 634
 635         wwin = wWindowFor(window);
 636         if (wwin) {
 637                 wUnmanageWindow(wwin, False, True);
 638         }
 639
 640         if (scr != NULL) {
 641                 while ((widx = WMFindInArray(scr->fakeGroupLeaders, matchWindow, (void *)window)) != WANotFound) {
 642                         WFakeGroupLeader *fPtr;
 643
 644                         fPtr = WMGetFromArray(scr->fakeGroupLeaders, widx);
 645                         if (fPtr->retainCount > 0) {
 646                                 fPtr->retainCount--;
 647                                 if (fPtr->retainCount == 0 && fPtr->leader != None) {
 648                                         XDestroyWindow(dpy, fPtr->leader);
 649                                         fPtr->leader = None;
 650                                         XFlush(dpy);
 651                                 }
 652                         }
 653                         fPtr->origLeader = None;
 654                 }
 655         }
 656
 657         app = wApplicationOf(window);
 658         if (app) {
 659                 if (window == app->main_window) {
 660                         app->refcount = 0;
 661                         wwin = app->main_window_desc->screen_ptr->focused_window;
 662                         while (wwin) {
 663                                 if (wwin->main_window == window) {
 664                                         wwin->main_window = None;
 665                                 }
 666                                 wwin = wwin->prev;
 667                         }
 668                 }
 669                 wApplicationDestroy(app);
 670         }
 671 }
 672
 673 static void handleExpose(XEvent * event)
 674 {
 675         WObjDescriptor *desc;
 676         XEvent ev;
 677
 678         while (XCheckTypedWindowEvent(dpy, event->xexpose.window, Expose, &ev)) ;
 679
 680         if (XFindContext(dpy, event->xexpose.window, wWinContext, (XPointer *) & desc) == XCNOENT) {
 681                 return;
 682         }
 683
 684         if (desc->handle_expose) {
 685                 (*desc->handle_expose) (desc, event);
 686         }
 687 }
 688
 689 static void executeButtonAction(WScreen * scr, XEvent * event, int action)
 690 {
 691         switch (action) {
 692         case WA_SELECT_WINDOWS:
 693                 wUnselectWindows(scr);
 694                 wSelectWindows(scr, event);
 695                 break;
 696         case WA_OPEN_APPMENU:
 697                 OpenRootMenu(scr, event->xbutton.x_root, event->xbutton.y_root, False);
 698                 /* ugly hack */
 699                 if (scr->root_menu) {
 700                         if (scr->root_menu->brother->flags.mapped)
 701                                 event->xbutton.window = scr->root_menu->brother->frame->core->window;
 702                         else
 703                                 event->xbutton.window = scr->root_menu->frame->core->window;
 704                 }
 705                 break;
 706         case WA_OPEN_WINLISTMENU:
 707                 OpenSwitchMenu(scr, event->xbutton.x_root, event->xbutton.y_root, False);
 708                 if (scr->switch_menu) {
 709                         if (scr->switch_menu->brother->flags.mapped)
 710                                 event->xbutton.window = scr->switch_menu->brother->frame->core->window;
 711                         else
 712                                 event->xbutton.window = scr->switch_menu->frame->core->window;
 713                 }
 714                 break;
 715         default:
 716                 break;
 717         }
 718 }
 719
 720 /* bindable */
 721 static void handleButtonPress(XEvent * event)
 722 {
 723         WObjDescriptor *desc;
 724         WScreen *scr;
 725
 726         scr = wScreenForRootWindow(event->xbutton.root);
 727
 728 #ifdef BALLOON_TEXT
 729         wBalloonHide(scr);
 730 #endif
 731
 732         if (event->xbutton.window == scr->root_win) {
 733                 if (event->xbutton.button == Button1 && wPreferences.mouse_button1 != WA_NONE) {
 734                         executeButtonAction(scr, event, wPreferences.mouse_button1);
 735                 } else if (event->xbutton.button == Button2 && wPreferences.mouse_button2 != WA_NONE) {
 736                         executeButtonAction(scr, event, wPreferences.mouse_button2);
 737                 } else if (event->xbutton.button == Button3 && wPreferences.mouse_button3 != WA_NONE) {
 738                         executeButtonAction(scr, event, wPreferences.mouse_button3);
 739                 } else if (event->xbutton.button == Button4 && wPreferences.mouse_wheel != WA_NONE) {
 740                         wWorkspaceRelativeChange(scr, 1);
 741                 } else if (event->xbutton.button == Button5 && wPreferences.mouse_wheel != WA_NONE) {
 742                         wWorkspaceRelativeChange(scr, -1);
 743                 }
 744         }
 745
 746         desc = NULL;
 747         if (XFindContext(dpy, event->xbutton.subwindow, wWinContext, (XPointer *) & desc) == XCNOENT) {
 748                 if (XFindContext(dpy, event->xbutton.window, wWinContext, (XPointer *) & desc) == XCNOENT) {
 749                         return;
 750                 }
 751         }
 752
 753         if (desc->parent_type == WCLASS_WINDOW) {
 754                 XSync(dpy, 0);
 755
 756                 if (event->xbutton.state & ( MOD_MASK | ControlMask )) {
 757                         XAllowEvents(dpy, AsyncPointer, CurrentTime);
 758                 }
 759
 760                 /*      if (wPreferences.focus_mode == WKF_CLICK) { */
 761                 if (wPreferences.ignore_focus_click) {
 762                         XAllowEvents(dpy, AsyncPointer, CurrentTime);
 763                 }
 764                 XAllowEvents(dpy, ReplayPointer, CurrentTime);
 765                 /*      } */
 766                 XSync(dpy, 0);
 767         } else if (desc->parent_type == WCLASS_APPICON
 768                    || desc->parent_type == WCLASS_MINIWINDOW || desc->parent_type == WCLASS_DOCK_ICON) {
 769                 if (event->xbutton.state & MOD_MASK) {
 770                         XSync(dpy, 0);
 771                         XAllowEvents(dpy, AsyncPointer, CurrentTime);
 772                         XSync(dpy, 0);
 773                 }
 774         }
 775
 776         if (desc->handle_mousedown != NULL) {
 777                 (*desc->handle_mousedown) (desc, event);
 778         }
 779
 780         /* save double-click information */
 781         if (scr->flags.next_click_is_not_double) {
 782                 scr->flags.next_click_is_not_double = 0;
 783         } else {
 784                 scr->last_click_time = event->xbutton.time;
 785                 scr->last_click_button = event->xbutton.button;
 786                 scr->last_click_window = event->xbutton.window;
 787         }
 788 }
 789
 790 static void handleMapNotify(XEvent * event)
 791 {
 792         WWindow *wwin;
 793
 794         wwin = wWindowFor(event->xmap.event);
 795         if (wwin && wwin->client_win == event->xmap.event) {
 796                 if (wwin->flags.miniaturized) {
 797                         wDeiconifyWindow(wwin);
 798                 } else {
 799                         XGrabServer(dpy);
 800                         wWindowMap(wwin);
 801                         wClientSetState(wwin, NormalState, None);
 802                         XUngrabServer(dpy);
 803                 }
 804         }
 805 }
 806
 807 static void handleUnmapNotify(XEvent * event)
 808 {
 809         WWindow *wwin;
 810         XEvent ev;
 811         Bool withdraw = False;
 812
 813         /* only process windows with StructureNotify selected
 814          * (ignore SubstructureNotify) */
 815         wwin = wWindowFor(event->xunmap.window);
 816         if (!wwin)
 817                 return;
 818
 819         /* whether the event is a Withdrawal request */
 820         if (event->xunmap.event == wwin->screen_ptr->root_win && event->xunmap.send_event)
 821                 withdraw = True;
 822
 823         if (wwin->client_win != event->xunmap.event && !withdraw)
 824                 return;
 825
 826         if (!wwin->flags.mapped && !withdraw
 827             && wwin->frame->workspace == wwin->screen_ptr->current_workspace
 828             && !wwin->flags.miniaturized && !wwin->flags.hidden)
 829                 return;
 830
 831         XGrabServer(dpy);
 832         XUnmapWindow(dpy, wwin->frame->core->window);
 833         wwin->flags.mapped = 0;
 834         XSync(dpy, 0);
 835         /* check if the window was destroyed */
 836         if (XCheckTypedWindowEvent(dpy, wwin->client_win, DestroyNotify, &ev)) {
 837                 DispatchEvent(&ev);
 838         } else {
 839                 Bool reparented = False;
 840
 841                 if (XCheckTypedWindowEvent(dpy, wwin->client_win, ReparentNotify, &ev))
 842                         reparented = True;
 843
 844                 /* withdraw window */
 845                 wwin->flags.mapped = 0;
 846                 if (!reparented)
 847                         wClientSetState(wwin, WithdrawnState, None);
 848
 849                 /* if the window was reparented, do not reparent it back to the
 850                  * root window */
 851                 wUnmanageWindow(wwin, !reparented, False);
 852         }
 853         XUngrabServer(dpy);
 854 }
 855
 856 static void handleConfigureRequest(XEvent * event)
 857 {
 858         WWindow *wwin;
 859
 860         if (!(wwin = wWindowFor(event->xconfigurerequest.window))) {
 861                 /*
 862                  * Configure request for unmapped window
 863                  */
 864                 wClientConfigure(NULL, &(event->xconfigurerequest));
 865         } else {
 866                 wClientConfigure(wwin, &(event->xconfigurerequest));
 867         }
 868 }
 869
 870 static void handlePropertyNotify(XEvent * event)
 871 {
 872         WWindow *wwin;
 873         WApplication *wapp;
 874         Window jr;
 875         int ji;
 876         unsigned int ju;
 877         WScreen *scr;
 878
 879         wwin = wWindowFor(event->xproperty.window);
 880         if (wwin) {
 881                 if (!XGetGeometry(dpy, wwin->client_win, &jr, &ji, &ji, &ju, &ju, &ju, &ju)) {
 882                         return;
 883                 }
 884                 wClientCheckProperty(wwin, &event->xproperty);
 885         }
 886         wapp = wApplicationOf(event->xproperty.window);
 887         if (wapp) {
 888                 wClientCheckProperty(wapp->main_window_desc, &event->xproperty);
 889         }
 890
 891         scr = wScreenForWindow(event->xproperty.window);
 892 }
 893
 894 static void handleClientMessage(XEvent * event)
 895 {
 896         WWindow *wwin;
 897         WObjDescriptor *desc;
 898
 899         /* handle transition from Normal to Iconic state */
 900         if (event->xclient.message_type == _XA_WM_CHANGE_STATE
 901             && event->xclient.format == 32 && event->xclient.data.l[0] == IconicState) {
 902
 903                 wwin = wWindowFor(event->xclient.window);
 904                 if (!wwin)
 905                         return;
 906                 if (!wwin->flags.miniaturized)
 907                         wIconifyWindow(wwin);
 908         } else if (event->xclient.message_type == _XA_WM_COLORMAP_NOTIFY && event->xclient.format == 32) {
 909                 WScreen *scr = wScreenSearchForRootWindow(event->xclient.window);
 910
 911                 if (!scr)
 912                         return;
 913
 914                 if (event->xclient.data.l[1] == 1) {    /* starting */
 915                         wColormapAllowClientInstallation(scr, True);
 916                 } else {        /* stopping */
 917                         wColormapAllowClientInstallation(scr, False);
 918                 }
 919         } else if (event->xclient.message_type == _XA_WINDOWMAKER_COMMAND) {
 920
 921                 wDefaultsCheckDomains();
 922
 923         } else if (event->xclient.message_type == _XA_WINDOWMAKER_WM_FUNCTION) {
 924                 WApplication *wapp;
 925                 int done = 0;
 926                 wapp = wApplicationOf(event->xclient.window);
 927                 if (wapp) {
 928                         switch (event->xclient.data.l[0]) {
 929                         case WMFHideOtherApplications:
 930                                 wHideOtherApplications(wapp->main_window_desc);
 931                                 done = 1;
 932                                 break;
 933
 934                         case WMFHideApplication:
 935                                 wHideApplication(wapp);
 936                                 done = 1;
 937                                 break;
 938                         }
 939                 }
 940                 if (!done) {
 941                         wwin = wWindowFor(event->xclient.window);
 942                         if (wwin) {
 943                                 switch (event->xclient.data.l[0]) {
 944                                 case WMFHideOtherApplications:
 945                                         wHideOtherApplications(wwin);
 946                                         break;
 947
 948                                 case WMFHideApplication:
 949                                         wHideApplication(wApplicationOf(wwin->main_window));
 950                                         break;
 951                                 }
 952                         }
 953                 }
 954         } else if (event->xclient.message_type == _XA_GNUSTEP_WM_ATTR) {
 955                 wwin = wWindowFor(event->xclient.window);
 956                 if (!wwin)
 957                         return;
 958                 switch (event->xclient.data.l[0]) {
 959                 case GSWindowLevelAttr:
 960                         {
 961                                 int level = (int)event->xclient.data.l[1];
 962
 963                                 if (WINDOW_LEVEL(wwin) != level) {
 964                                         ChangeStackingLevel(wwin->frame->core, level);
 965                                 }
 966                         }
 967                         break;
 968                 }
 969         } else if (event->xclient.message_type == _XA_GNUSTEP_TITLEBAR_STATE) {
 970                 wwin = wWindowFor(event->xclient.window);
 971                 if (!wwin)
 972                         return;
 973                 switch (event->xclient.data.l[0]) {
 974                 case WMTitleBarNormal:
 975                         wFrameWindowChangeState(wwin->frame, WS_UNFOCUSED);
 976                         break;
 977                 case WMTitleBarMain:
 978                         wFrameWindowChangeState(wwin->frame, WS_PFOCUSED);
 979                         break;
 980                 case WMTitleBarKey:
 981                         wFrameWindowChangeState(wwin->frame, WS_FOCUSED);
 982                         break;
 983                 }
 984         } else if (event->xclient.message_type == _XA_WM_IGNORE_FOCUS_EVENTS) {
 985                 WScreen *scr = wScreenSearchForRootWindow(event->xclient.window);
 986                 if (!scr)
 987                         return;
 988                 scr->flags.ignore_focus_events = event->xclient.data.l[0] ? 1 : 0;
 989         } else if (wNETWMProcessClientMessage(&event->xclient)) {
 990                 /* do nothing */
 991 #ifdef XDND
 992         } else if (wXDNDProcessClientMessage(&event->xclient)) {
 993                 /* do nothing */
 994 #endif                          /* XDND */
 995         } else {
 996                 /*
 997                  * Non-standard thing, but needed by OffiX DND.
 998                  * For when the icon frame gets a ClientMessage
 999                  * that should have gone to the icon_window.
1000                  */
1001                 if (XFindContext(dpy, event->xbutton.window, wWinContext, (XPointer *) & desc) != XCNOENT) {
1002                         struct WIcon *icon = NULL;
1003
1004                         if (desc->parent_type == WCLASS_MINIWINDOW) {
1005                                 icon = (WIcon *) desc->parent;
1006                         } else if (desc->parent_type == WCLASS_DOCK_ICON || desc->parent_type == WCLASS_APPICON) {
1007                                 icon = ((WAppIcon *) desc->parent)->icon;
1008                         }
1009                         if (icon && (wwin = icon->owner)) {
1010                                 if (wwin->client_win != event->xclient.window) {
1011                                         event->xclient.window = wwin->client_win;
1012                                         XSendEvent(dpy, wwin->client_win, False, NoEventMask, event);
1013                                 }
1014                         }
1015                 }
1016         }
1017 }
1018
1019 static void raiseWindow(WScreen * scr)
1020 {
1021         WWindow *wwin;
1022
1023         scr->autoRaiseTimer = NULL;
1024
1025         wwin = wWindowFor(scr->autoRaiseWindow);
1026         if (!wwin)
1027                 return;
1028
1029         if (!wwin->flags.destroyed && wwin->flags.focused) {
1030                 wRaiseFrame(wwin->frame->core);
1031                 /* this is needed or a race condition will occur */
1032                 XSync(dpy, False);
1033         }
1034 }
1035
1036 static void handleEnterNotify(XEvent * event)
1037 {
1038         WWindow *wwin;
1039         WObjDescriptor *desc = NULL;
1040         XEvent ev;
1041         WScreen *scr = wScreenForRootWindow(event->xcrossing.root);
1042
1043         if (XCheckTypedWindowEvent(dpy, event->xcrossing.window, LeaveNotify, &ev)) {
1044                 /* already left the window... */
1045                 saveTimestamp(&ev);
1046                 if (ev.xcrossing.mode == event->xcrossing.mode && ev.xcrossing.detail == event->xcrossing.detail) {
1047                         return;
1048                 }
1049         }
1050
1051         if (XFindContext(dpy, event->xcrossing.window, wWinContext, (XPointer *) & desc) != XCNOENT) {
1052                 if (desc->handle_enternotify)
1053                         (*desc->handle_enternotify) (desc, event);
1054         }
1055
1056         /* enter to window */
1057         wwin = wWindowFor(event->xcrossing.window);
1058         if (!wwin) {
1059                 if (wPreferences.colormap_mode == WCM_POINTER) {
1060                         wColormapInstallForWindow(scr, NULL);
1061                 }
1062                 if (scr->autoRaiseTimer && event->xcrossing.root == event->xcrossing.window) {
1063                         WMDeleteTimerHandler(scr->autoRaiseTimer);
1064                         scr->autoRaiseTimer = NULL;
1065                 }
1066         } else {
1067                 /* set auto raise timer even if in focus-follows-mouse mode
1068                  * and the event is for the frame window, even if the window
1069                  * has focus already.  useful if you move the pointer from a focused
1070                  * window to the root window and back pretty fast
1071                  *
1072                  * set focus if in focus-follows-mouse mode and the event
1073                  * is for the frame window and window doesn't have focus yet */
1074                 if (wPreferences.focus_mode == WKF_SLOPPY
1075                     && wwin->frame->core->window == event->xcrossing.window && !scr->flags.doing_alt_tab) {
1076
1077                         if (!wwin->flags.focused && !WFLAGP(wwin, no_focusable))
1078                                 wSetFocusTo(scr, wwin);
1079
1080                         if (scr->autoRaiseTimer)
1081                                 WMDeleteTimerHandler(scr->autoRaiseTimer);
1082                         scr->autoRaiseTimer = NULL;
1083
1084                         if (wPreferences.raise_delay && !WFLAGP(wwin, no_focusable)) {
1085                                 scr->autoRaiseWindow = wwin->frame->core->window;
1086                                 scr->autoRaiseTimer
1087                                     = WMAddTimerHandler(wPreferences.raise_delay, (WMCallback *) raiseWindow, scr);
1088                         }
1089                 }
1090                 /* Install colormap for window, if the colormap installation mode
1091                  * is colormap_follows_mouse */
1092                 if (wPreferences.colormap_mode == WCM_POINTER) {
1093                         if (wwin->client_win == event->xcrossing.window)
1094                                 wColormapInstallForWindow(scr, wwin);
1095                         else
1096                                 wColormapInstallForWindow(scr, NULL);
1097                 }
1098         }
1099
1100         /* a little kluge to hide the clip balloon */
1101         if (!wPreferences.flags.noclip && scr->flags.clip_balloon_mapped) {
1102                 if (!desc) {
1103                         XUnmapWindow(dpy, scr->clip_balloon);
1104                         scr->flags.clip_balloon_mapped = 0;
1105                 } else {
1106                         if (desc->parent_type != WCLASS_DOCK_ICON || scr->clip_icon != desc->parent) {
1107                                 XUnmapWindow(dpy, scr->clip_balloon);
1108                                 scr->flags.clip_balloon_mapped = 0;
1109                         }
1110                 }
1111         }
1112
1113         if (event->xcrossing.window == event->xcrossing.root
1114             && event->xcrossing.detail == NotifyNormal
1115             && event->xcrossing.detail != NotifyInferior && wPreferences.focus_mode != WKF_CLICK) {
1116
1117                 wSetFocusTo(scr, scr->focused_window);
1118         }
1119 #ifdef BALLOON_TEXT
1120         wBalloonEnteredObject(scr, desc);
1121 #endif
1122 }
1123
1124 static void handleLeaveNotify(XEvent * event)
1125 {
1126         WObjDescriptor *desc = NULL;
1127
1128         if (XFindContext(dpy, event->xcrossing.window, wWinContext, (XPointer *) & desc) != XCNOENT) {
1129                 if (desc->handle_leavenotify)
1130                         (*desc->handle_leavenotify) (desc, event);
1131         }
1132 }
1133
1134 #ifdef SHAPE
1135 static void handleShapeNotify(XEvent * event)
1136 {
1137         XShapeEvent *shev = (XShapeEvent *) event;
1138         WWindow *wwin;
1139         XEvent ev;
1140
1141         while (XCheckTypedWindowEvent(dpy, shev->window, event->type, &ev)) {
1142                 XShapeEvent *sev = (XShapeEvent *) & ev;
1143
1144                 if (sev->kind == ShapeBounding) {
1145                         if (sev->shaped == shev->shaped) {
1146                                 *shev = *sev;
1147                         } else {
1148                                 XPutBackEvent(dpy, &ev);
1149                                 break;
1150                         }
1151                 }
1152         }
1153
1154         wwin = wWindowFor(shev->window);
1155         if (!wwin || shev->kind != ShapeBounding)
1156                 return;
1157
1158         if (!shev->shaped && wwin->flags.shaped) {
1159
1160                 wwin->flags.shaped = 0;
1161                 wWindowClearShape(wwin);
1162
1163         } else if (shev->shaped) {
1164
1165                 wwin->flags.shaped = 1;
1166                 wWindowSetShape(wwin);
1167         }
1168 }
1169 #endif                          /* SHAPE */
1170
1171 #ifdef KEEP_XKB_LOCK_STATUS
1172 /* please help ]d if you know what to do */
1173 handleXkbIndicatorStateNotify(XEvent * event)
1174 {
1175         WWindow *wwin;
1176         WScreen *scr;
1177         XkbStateRec staterec;
1178         int i;
1179
1180         for (i = 0; i < wScreenCount; i++) {
1181                 scr = wScreenWithNumber(i);
1182                 wwin = scr->focused_window;
1183                 if (wwin && wwin->flags.focused) {
1184                         XkbGetState(dpy, XkbUseCoreKbd, &staterec);
1185                         if (wwin->frame->languagemode != staterec.group) {
1186                                 wwin->frame->last_languagemode = wwin->frame->languagemode;
1187                                 wwin->frame->languagemode = staterec.group;
1188                         }
1189 #ifdef XKB_BUTTON_HINT
1190                         if (wwin->frame->titlebar) {
1191                                 wFrameWindowPaint(wwin->frame);
1192                         }
1193 #endif
1194                 }
1195         }
1196 }
1197 #endif                          /*KEEP_XKB_LOCK_STATUS */
1198
1199 static void handleColormapNotify(XEvent * event)
1200 {
1201         WWindow *wwin;
1202         WScreen *scr;
1203         Bool reinstall = False;
1204
1205         wwin = wWindowFor(event->xcolormap.window);
1206         if (!wwin)
1207                 return;
1208
1209         scr = wwin->screen_ptr;
1210
1211         do {
1212                 if (wwin) {
1213                         if (event->xcolormap.new) {
1214                                 XWindowAttributes attr;
1215
1216                                 XGetWindowAttributes(dpy, wwin->client_win, &attr);
1217
1218                                 if (wwin == scr->cmap_window && wwin->cmap_window_no == 0)
1219                                         scr->current_colormap = attr.colormap;
1220
1221                                 reinstall = True;
1222                         } else if (event->xcolormap.state == ColormapUninstalled &&
1223                                    scr->current_colormap == event->xcolormap.colormap) {
1224
1225                                 /* some bastard app (like XV) removed our colormap */
1226                                 /*
1227                                  * can't enforce or things like xscreensaver wont work
1228                                  * reinstall = True;
1229                                  */
1230                         } else if (event->xcolormap.state == ColormapInstalled &&
1231                                    scr->current_colormap == event->xcolormap.colormap) {
1232
1233                                 /* someone has put our colormap back */
1234                                 reinstall = False;
1235                         }
1236                 }
1237         } while (XCheckTypedEvent(dpy, ColormapNotify, event)
1238                  && ((wwin = wWindowFor(event->xcolormap.window)) || 1));
1239
1240         if (reinstall && scr->current_colormap != None) {
1241                 if (!scr->flags.colormap_stuff_blocked)
1242                         XInstallColormap(dpy, scr->current_colormap);
1243         }
1244 }
1245
1246 static void handleFocusIn(XEvent * event)
1247 {
1248         WWindow *wwin;
1249
1250         /*
1251          * For applications that like stealing the focus.
1252          */
1253         while (XCheckTypedEvent(dpy, FocusIn, event)) ;
1254         saveTimestamp(event);
1255         if (event->xfocus.mode == NotifyUngrab
1256             || event->xfocus.mode == NotifyGrab || event->xfocus.detail > NotifyNonlinearVirtual) {
1257                 return;
1258         }
1259
1260         wwin = wWindowFor(event->xfocus.window);
1261         if (wwin && !wwin->flags.focused) {
1262                 if (wwin->flags.mapped)
1263                         wSetFocusTo(wwin->screen_ptr, wwin);
1264                 else
1265                         wSetFocusTo(wwin->screen_ptr, NULL);
1266         } else if (!wwin) {
1267                 WScreen *scr = wScreenForWindow(event->xfocus.window);
1268                 if (scr)
1269                         wSetFocusTo(scr, NULL);
1270         }
1271 }
1272
1273 static WWindow *windowUnderPointer(WScreen * scr)
1274 {
1275         unsigned int mask;
1276         int foo;
1277         Window bar, win;
1278
1279         if (XQueryPointer(dpy, scr->root_win, &bar, &win, &foo, &foo, &foo, &foo, &mask))
1280                 return wWindowFor(win);
1281         return NULL;
1282 }
1283
1284 static int CheckFullScreenWindowFocused(WScreen * scr)
1285 {
1286         if (scr->focused_window && scr->focused_window->flags.fullscreen)
1287                 return 1;
1288         else
1289                 return 0;
1290 }
1291
1292 static void handleKeyPress(XEvent * event)
1293 {
1294         WScreen *scr = wScreenForRootWindow(event->xkey.root);
1295         WWindow *wwin = scr->focused_window;
1296         short i, widx;
1297         int modifiers;
1298         int command = -1;
1299 #ifdef KEEP_XKB_LOCK_STATUS
1300         XkbStateRec staterec;
1301 #endif                          /*KEEP_XKB_LOCK_STATUS */
1302
1303         /* ignore CapsLock */
1304         modifiers = event->xkey.state & ValidModMask;
1305
1306         for (i = 0; i < WKBD_LAST; i++) {
1307                 if (wKeyBindings[i].keycode == 0)
1308                         continue;
1309
1310                 if (wKeyBindings[i].keycode == event->xkey.keycode && ( /*wKeyBindings[i].modifier==0
1311                                                                            || */ wKeyBindings[i].modifier ==
1312                                                                               modifiers)) {
1313                         command = i;
1314                         break;
1315                 }
1316         }
1317
1318         if (command < 0) {
1319
1320                 if (!wRootMenuPerformShortcut(event)) {
1321                         static int dontLoop = 0;
1322
1323                         if (dontLoop > 10) {
1324                                 wwarning("problem with key event processing code");
1325                                 return;
1326                         }
1327                         dontLoop++;
1328                         /* if the focused window is an internal window, try redispatching
1329                          * the event to the managed window, as it can be a WINGs window */
1330                         if (wwin && wwin->flags.internal_window && wwin->client_leader != None) {
1331                                 /* client_leader contains the WINGs toplevel */
1332                                 event->xany.window = wwin->client_leader;
1333                                 WMHandleEvent(event);
1334                         }
1335                         dontLoop--;
1336                 }
1337                 return;
1338         }
1339 #define ISMAPPED(w) ((w) && !(w)->flags.miniaturized && ((w)->flags.mapped || (w)->flags.shaded))
1340 #define ISFOCUSED(w) ((w) && (w)->flags.focused)
1341
1342         switch (command) {
1343
1344         case WKBD_ROOTMENU:
1345                 /*OpenRootMenu(scr, event->xkey.x_root, event->xkey.y_root, True); */
1346                 if (!CheckFullScreenWindowFocused(scr)) {
1347                         WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1348                         OpenRootMenu(scr, rect.pos.x + rect.size.width / 2, rect.pos.y + rect.size.height / 2,
1349                                      True);
1350                 }
1351                 break;
1352         case WKBD_WINDOWLIST:
1353                 if (!CheckFullScreenWindowFocused(scr)) {
1354                         WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
1355                         OpenSwitchMenu(scr, rect.pos.x + rect.size.width / 2, rect.pos.y + rect.size.height / 2,
1356                                        True);
1357                 }
1358                 break;
1359
1360         case WKBD_WINDOWMENU:
1361                 if (ISMAPPED(wwin) && ISFOCUSED(wwin))
1362                         OpenWindowMenu(wwin, wwin->frame_x, wwin->frame_y + wwin->frame->top_width, True);
1363                 break;
1364         case WKBD_MINIATURIZE:
1365                 if (ISMAPPED(wwin) && ISFOCUSED(wwin)
1366                     && !WFLAGP(wwin, no_miniaturizable)) {
1367                         CloseWindowMenu(scr);
1368
1369                         if (wwin->protocols.MINIATURIZE_WINDOW)
1370                                 wClientSendProtocol(wwin, _XA_GNUSTEP_WM_MINIATURIZE_WINDOW, event->xbutton.time);
1371                         else {
1372                                 wIconifyWindow(wwin);
1373                         }
1374                 }
1375                 break;
1376         case WKBD_HIDE:
1377                 if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1378                         WApplication *wapp = wApplicationOf(wwin->main_window);
1379                         CloseWindowMenu(scr);
1380
1381                         if (wapp && !WFLAGP(wapp->main_window_desc, no_appicon)) {
1382                                 wHideApplication(wapp);
1383                         }
1384                 }
1385                 break;
1386         case WKBD_HIDE_OTHERS:
1387                 if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1388                         CloseWindowMenu(scr);
1389
1390                         wHideOtherApplications(wwin);
1391                 }
1392                 break;
1393         case WKBD_MAXIMIZE:
1394                 if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
1395                         CloseWindowMenu(scr);
1396
1397                         if (wwin->flags.maximized == (MAX_VERTICAL | MAX_HORIZONTAL))
1398                                 wUnmaximizeWindow(wwin);
1399                         else
1400                                 wMaximizeWindow(wwin, MAX_VERTICAL | MAX_HORIZONTAL | MAX_KEYBOARD);
1401                 }
1402                 break;
1403         case WKBD_VMAXIMIZE:
1404                 if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
1405                         CloseWindowMenu(scr);
1406
1407                         if (wwin->flags.maximized == MAX_VERTICAL)
1408                                 wUnmaximizeWindow(wwin);
1409                         else
1410                                 wMaximizeWindow(wwin, MAX_VERTICAL | MAX_KEYBOARD);
1411                 }
1412                 break;
1413         case WKBD_HMAXIMIZE:
1414                 if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
1415                         CloseWindowMenu(scr);
1416
1417                         if (wwin->flags.maximized == MAX_HORIZONTAL)
1418                                 wUnmaximizeWindow(wwin);
1419                         else
1420                                 wMaximizeWindow(wwin, MAX_HORIZONTAL | MAX_KEYBOARD);
1421                 }
1422                 break;
1423         case WKBD_LHMAXIMIZE:
1424                 if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
1425                         CloseWindowMenu(scr);
1426
1427                         if (wwin->flags.maximized == (MAX_VERTICAL | MAX_LEFTHALF))
1428                                 wUnmaximizeWindow(wwin);
1429                         else
1430                                 wMaximizeWindow(wwin, MAX_VERTICAL | MAX_LEFTHALF | MAX_KEYBOARD);
1431                 }
1432                 break;
1433         case WKBD_RHMAXIMIZE:
1434                 if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
1435                         CloseWindowMenu(scr);
1436
1437                         if (wwin->flags.maximized == (MAX_VERTICAL | MAX_RIGHTHALF))
1438                                 wUnmaximizeWindow(wwin);
1439                         else
1440                                 wMaximizeWindow(wwin, MAX_VERTICAL | MAX_RIGHTHALF | MAX_KEYBOARD);
1441                 }
1442                 break;
1443         case WKBD_MAXIMUS:
1444                 if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
1445                         CloseWindowMenu(scr);
1446
1447                         if (wwin->flags.maximized == MAX_MAXIMUS)
1448                                 wUnmaximizeWindow(wwin);
1449                         else
1450                                 wMaximizeWindow(wwin, MAX_MAXIMUS | MAX_KEYBOARD);
1451                 }
1452                 break;
1453         case WKBD_RAISE:
1454                 if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1455                         CloseWindowMenu(scr);
1456
1457                         wRaiseFrame(wwin->frame->core);
1458                 }
1459                 break;
1460         case WKBD_LOWER:
1461                 if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1462                         CloseWindowMenu(scr);
1463
1464                         wLowerFrame(wwin->frame->core);
1465                 }
1466                 break;
1467         case WKBD_RAISELOWER:
1468                 /* raise or lower the window under the pointer, not the
1469                  * focused one
1470                  */
1471                 wwin = windowUnderPointer(scr);
1472                 if (wwin)
1473                         wRaiseLowerFrame(wwin->frame->core);
1474                 break;
1475         case WKBD_SHADE:
1476                 if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_shadeable)) {
1477                         if (wwin->flags.shaded)
1478                                 wUnshadeWindow(wwin);
1479                         else
1480                                 wShadeWindow(wwin);
1481                 }
1482                 break;
1483         case WKBD_MOVERESIZE:
1484                 if (ISMAPPED(wwin) && ISFOCUSED(wwin) && (IS_RESIZABLE(wwin) || IS_MOVABLE(wwin))) {
1485                         CloseWindowMenu(scr);
1486
1487                         wKeyboardMoveResizeWindow(wwin);
1488                 }
1489                 break;
1490         case WKBD_CLOSE:
1491                 if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_closable)) {
1492                         CloseWindowMenu(scr);
1493                         if (wwin->protocols.DELETE_WINDOW)
1494                                 wClientSendProtocol(wwin, _XA_WM_DELETE_WINDOW, event->xkey.time);
1495                 }
1496                 break;
1497         case WKBD_SELECT:
1498                 if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1499                         wSelectWindow(wwin, !wwin->flags.selected);
1500                 }
1501                 break;
1502         case WKBD_FOCUSNEXT:
1503                 StartWindozeCycle(wwin, event, True, False);
1504                 break;
1505
1506         case WKBD_FOCUSPREV:
1507                 StartWindozeCycle(wwin, event, False, False);
1508                 break;
1509
1510         case WKBD_GROUPNEXT:
1511                 StartWindozeCycle(wwin, event, True, True);
1512                 break;
1513
1514         case WKBD_GROUPPREV:
1515                 StartWindozeCycle(wwin, event, False, True);
1516                 break;
1517
1518         case WKBD_WORKSPACE1 ... WKBD_WORKSPACE10:
1519                 widx = command - WKBD_WORKSPACE1;
1520                 i = (scr->current_workspace / 10) * 10 + widx;
1521                 if (wPreferences.ws_advance || i < scr->workspace_count)
1522                         wWorkspaceChange(scr, i);
1523                 break;
1524
1525         case WKBD_NEXTWORKSPACE:
1526                 wWorkspaceRelativeChange(scr, 1);
1527                 break;
1528         case WKBD_PREVWORKSPACE:
1529                 wWorkspaceRelativeChange(scr, -1);
1530                 break;
1531
1532         case WKBD_WINDOW1:
1533         case WKBD_WINDOW2:
1534         case WKBD_WINDOW3:
1535         case WKBD_WINDOW4:
1536         case WKBD_WINDOW5:
1537         case WKBD_WINDOW6:
1538         case WKBD_WINDOW7:
1539         case WKBD_WINDOW8:
1540         case WKBD_WINDOW9:
1541         case WKBD_WINDOW10:
1542
1543                 widx = command - WKBD_WINDOW1;
1544
1545                 if (scr->shortcutWindows[widx]) {
1546                         WMArray *list = scr->shortcutWindows[widx];
1547                         int cw;
1548                         int count = WMGetArrayItemCount(list);
1549                         WWindow *twin;
1550                         WMArrayIterator iter;
1551                         WWindow *wwin;
1552
1553                         wUnselectWindows(scr);
1554                         cw = scr->current_workspace;
1555
1556                         WM_ETARETI_ARRAY(list, wwin, iter) {
1557                                 if (count > 1)
1558                                         wWindowChangeWorkspace(wwin, cw);
1559
1560                                 wMakeWindowVisible(wwin);
1561
1562                                 if (count > 1)
1563                                         wSelectWindow(wwin, True);
1564                         }
1565
1566                         /* rotate the order of windows, to create a cycling effect */
1567                         twin = WMGetFromArray(list, 0);
1568                         WMDeleteFromArray(list, 0);
1569                         WMAddToArray(list, twin);
1570
1571                 } else if (wwin && ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1572                         if (scr->shortcutWindows[widx]) {
1573                                 WMFreeArray(scr->shortcutWindows[widx]);
1574                                 scr->shortcutWindows[widx] = NULL;
1575                         }
1576
1577                         if (wwin->flags.selected && scr->selected_windows) {
1578                                 scr->shortcutWindows[widx] = WMDuplicateArray(scr->selected_windows);
1579                                 /*WMRemoveFromArray(scr->shortcutWindows[index], wwin);
1580                                    WMInsertInArray(scr->shortcutWindows[index], 0, wwin); */
1581                         } else {
1582                                 scr->shortcutWindows[widx] = WMCreateArray(4);
1583                                 WMAddToArray(scr->shortcutWindows[widx], wwin);
1584                         }
1585
1586                         wSelectWindow(wwin, !wwin->flags.selected);
1587                         XFlush(dpy);
1588                         wusleep(3000);
1589                         wSelectWindow(wwin, !wwin->flags.selected);
1590                         XFlush(dpy);
1591
1592                 } else if (scr->selected_windows && WMGetArrayItemCount(scr->selected_windows)) {
1593
1594                         if (wwin->flags.selected && scr->selected_windows) {
1595                                 if (scr->shortcutWindows[widx]) {
1596                                         WMFreeArray(scr->shortcutWindows[widx]);
1597                                 }
1598                                 scr->shortcutWindows[widx] = WMDuplicateArray(scr->selected_windows);
1599                         }
1600                 }
1601
1602                 break;
1603
1604         case WKBD_SWITCH_SCREEN:
1605                 if (wScreenCount > 1) {
1606                         WScreen *scr2;
1607                         int i;
1608
1609                         /* find index of this screen */
1610                         for (i = 0; i < wScreenCount; i++) {
1611                                 if (wScreenWithNumber(i) == scr)
1612                                         break;
1613                         }
1614                         i++;
1615                         if (i >= wScreenCount) {
1616                                 i = 0;
1617                         }
1618                         scr2 = wScreenWithNumber(i);
1619
1620                         if (scr2) {
1621                                 XWarpPointer(dpy, scr->root_win, scr2->root_win, 0, 0, 0, 0,
1622                                              scr2->scr_width / 2, scr2->scr_height / 2);
1623                         }
1624                 }
1625                 break;
1626
1627         case WKBD_NEXTWSLAYER:
1628         case WKBD_PREVWSLAYER:
1629                 {
1630                         int row, column;
1631
1632                         row = scr->current_workspace / 10;
1633                         column = scr->current_workspace % 10;
1634
1635                         if (command == WKBD_NEXTWSLAYER) {
1636                                 if ((row + 1) * 10 < scr->workspace_count)
1637                                         wWorkspaceChange(scr, column + (row + 1) * 10);
1638                         } else {
1639                                 if (row > 0)
1640                                         wWorkspaceChange(scr, column + (row - 1) * 10);
1641                         }
1642                 }
1643                 break;
1644         case WKBD_CLIPRAISELOWER:
1645                 if (!wPreferences.flags.noclip)
1646                         wDockRaiseLower(scr->workspaces[scr->current_workspace]->clip);
1647                 break;
1648         case WKBD_DOCKRAISELOWER:
1649                 if (!wPreferences.flags.nodock)
1650                         wDockRaiseLower(scr->dock);
1651                 break;
1652 #ifdef KEEP_XKB_LOCK_STATUS
1653         case WKBD_TOGGLE:
1654                 if (wPreferences.modelock) {
1655                         /*toggle */
1656                         wwin = scr->focused_window;
1657
1658                         if (wwin && wwin->flags.mapped
1659                             && wwin->frame->workspace == wwin->screen_ptr->current_workspace
1660                             && !wwin->flags.miniaturized && !wwin->flags.hidden) {
1661                                 XkbGetState(dpy, XkbUseCoreKbd, &staterec);
1662
1663                                 wwin->frame->languagemode = wwin->frame->last_languagemode;
1664                                 wwin->frame->last_languagemode = staterec.group;
1665                                 XkbLockGroup(dpy, XkbUseCoreKbd, wwin->frame->languagemode);
1666
1667                         }
1668                 }
1669                 break;
1670 #endif  /* KEEP_XKB_LOCK_STATUS */
1671         }
1672 }
1673
1674 static void handleMotionNotify(XEvent * event)
1675 {
1676         WScreen *scr = wScreenForRootWindow(event->xmotion.root);
1677
1678         if (wPreferences.scrollable_menus) {
1679                 WMPoint p = wmkpoint(event->xmotion.x_root, event->xmotion.y_root);
1680                 WMRect rect = wGetRectForHead(scr, wGetHeadForPoint(scr, p));
1681
1682                 if (scr->flags.jump_back_pending ||
1683                     p.x <= (rect.pos.x + 1) ||
1684                     p.x >= (rect.pos.x + rect.size.width - 2) ||
1685                     p.y <= (rect.pos.y + 1) || p.y >= (rect.pos.y + rect.size.height - 2)) {
1686                         WMenu *menu;
1687
1688                         menu = wMenuUnderPointer(scr);
1689                         if (menu != NULL)
1690                                 wMenuScroll(menu, event);
1691                 }
1692         }
1693 }
1694
1695 static void handleVisibilityNotify(XEvent * event)
1696 {
1697         WWindow *wwin;
1698
1699         wwin = wWindowFor(event->xvisibility.window);
1700         if (!wwin)
1701                 return;
1702         wwin->flags.obscured = (event->xvisibility.state == VisibilityFullyObscured);
1703 }