src/event.c

   1 /* event.c- event loop and handling
   2  *
   3  *  Window Maker window manager
   4  *
   5  *  Copyright (c) 1997, 1998 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 #include "wconfig.h"
  25
  26
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <unistd.h>
  30 #include <string.h>
  31
  32 #include <nana.h>
  33
  34
  35 #include <X11/Xlib.h>
  36 #include <X11/Xutil.h>
  37 #ifdef SHAPE
  38 # include <X11/extensions/shape.h>
  39 #endif
  40 #ifdef XDND
  41 #include "xdnd.h"
  42 #endif
  43
  44 #ifdef KEEP_XKB_LOCK_STATUS
  45 #include <X11/XKBlib.h>
  46 #endif /* KEEP_XKB_LOCK_STATUS */
  47
  48 #include "WindowMaker.h"
  49 #include "window.h"
  50 #include "actions.h"
  51 #include "client.h"
  52 #include "funcs.h"
  53 #include "keybind.h"
  54 #include "application.h"
  55 #include "stacking.h"
  56 #include "defaults.h"
  57 #include "workspace.h"
  58 #include "dock.h"
  59 #include "framewin.h"
  60 #include "properties.h"
  61 #include "balloon.h"
  62
  63 #ifdef GNOME_STUFF
  64 # include "gnome.h"
  65 #endif
  66 #ifdef KWM_HINTS
  67 # include "kwm.h"
  68 #endif
  69
  70 /******** Global Variables **********/
  71 extern XContext wWinContext;
  72
  73 extern Cursor wCursor[WCUR_LAST];
  74
  75 extern WShortKey wKeyBindings[WKBD_LAST];
  76 extern int wScreenCount;
  77 extern Time LastTimestamp;
  78 extern Time LastFocusChange;
  79
  80 extern WPreferences wPreferences;
  81
  82 #define MOD_MASK wPreferences.modifier_mask
  83
  84 extern Atom _XA_WM_COLORMAP_NOTIFY;
  85
  86 extern Atom _XA_WM_CHANGE_STATE;
  87 extern Atom _XA_WM_DELETE_WINDOW;
  88 extern Atom _XA_GNUSTEP_WM_ATTR;
  89 extern Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
  90 extern Atom _XA_GNUSTEP_TITLEBAR_STATE;
  91 extern Atom _XA_WINDOWMAKER_WM_FUNCTION;
  92 extern Atom _XA_WINDOWMAKER_COMMAND;
  93
  94 #ifdef OFFIX_DND
  95 extern Atom _XA_DND_PROTOCOL;
  96 #endif
  97
  98
  99 #ifdef SHAPE
 100 extern Bool wShapeSupported;
 101 extern int wShapeEventBase;
 102 #endif
 103
 104 #ifdef KEEP_XKB_LOCK_STATUS
 105 extern int wXkbEventBase;
 106 #endif
 107
 108 /* special flags */
 109 extern char WDelayedActionSet;
 110
 111
 112 /************ Local stuff ***********/
 113
 114
 115 static void saveTimestamp(XEvent *event);
 116 static void handleColormapNotify();
 117 static void handleMapNotify(), handleUnmapNotify();
 118 static void handleButtonPress(), handleExpose();
 119 static void handleDestroyNotify();
 120 static void handleConfigureRequest();
 121 static void handleMapRequest();
 122 static void handlePropertyNotify();
 123 static void handleEnterNotify();
 124 static void handleLeaveNotify();
 125 static void handleExtensions();
 126 static void handleClientMessage();
 127 static void handleKeyPress();
 128 static void handleFocusIn();
 129 static void handleMotionNotify();
 130 static void handleVisibilityNotify();
 131
 132
 133 #ifdef SHAPE
 134 static void handleShapeNotify();
 135 #endif
 136
 137 /* called from the signal handler */
 138 void NotifyDeadProcess(pid_t pid, unsigned char status);
 139
 140 /* real dead process handler */
 141 static void handleDeadProcess(void *foo);
 142
 143
 144 typedef struct DeadProcesses {
 145     pid_t               pid;
 146     unsigned char       exit_status;
 147 } DeadProcesses;
 148
 149 /* stack of dead processes */
 150 static DeadProcesses deadProcesses[MAX_DEAD_PROCESSES];
 151 static int deadProcessPtr=0;
 152
 153
 154 typedef struct DeathHandler {
 155     WDeathHandler       *callback;
 156     pid_t               pid;
 157     void                *client_data;
 158 } DeathHandler;
 159
 160 static WMBag *deathHandlers=NULL;
 161
 162
 163
 164 WMagicNumber
 165 wAddDeathHandler(pid_t pid, WDeathHandler *callback, void *cdata)
 166 {
 167     DeathHandler *handler;
 168
 169     handler = malloc(sizeof(DeathHandler));
 170     if (!handler)
 171       return 0;
 172
 173     handler->pid = pid;
 174     handler->callback = callback;
 175     handler->client_data = cdata;
 176
 177     if (!deathHandlers)
 178         deathHandlers = WMCreateBag(8);
 179
 180     WMPutInBag(deathHandlers, handler);
 181
 182     return handler;
 183 }
 184
 185
 186
 187 void
 188 wDeleteDeathHandler(WMagicNumber id)
 189 {
 190     DeathHandler *handler=(DeathHandler*)id;
 191
 192     if (!handler || !deathHandlers)
 193       return;
 194
 195     WMRemoveFromBag(deathHandlers, handler);
 196
 197     free(handler);
 198 }
 199
 200
 201 void
 202 DispatchEvent(XEvent *event)
 203 {
 204     if (deathHandlers)
 205         handleDeadProcess(NULL);
 206
 207     if (WCHECK_STATE(WSTATE_NEED_EXIT)) {
 208         WCHANGE_STATE(WSTATE_EXITING);
 209         /* received SIGTERM */
 210         /*
 211          * WMHandleEvent() can't be called from anything
 212          * executed inside here, or we can get in a infinite
 213          * recursive loop.
 214          */
 215         Shutdown(WSExitMode);
 216
 217     } else if (WCHECK_STATE(WSTATE_NEED_RESTART)) {
 218         WCHANGE_STATE(WSTATE_RESTARTING);
 219
 220         Shutdown(WSRestartPreparationMode);
 221         /* received SIGHUP */
 222         Restart(NULL, True);
 223     }
 224
 225     /* for the case that all that is wanted to be dispatched is
 226      * the stuff above */
 227     if (!event)
 228         return;
 229
 230     saveTimestamp(event);
 231     switch (event->type) {
 232      case MapRequest:
 233         handleMapRequest(event);
 234         break;
 235
 236      case KeyPress:
 237         handleKeyPress(event);
 238         break;
 239
 240      case MotionNotify:
 241          handleMotionNotify(event);
 242          break;
 243
 244      case ConfigureRequest:
 245         handleConfigureRequest(event);
 246         break;
 247
 248      case DestroyNotify:
 249         handleDestroyNotify(event);
 250         break;
 251
 252      case MapNotify:
 253         handleMapNotify(event);
 254         break;
 255
 256      case UnmapNotify:
 257         handleUnmapNotify(event);
 258         break;
 259
 260      case ButtonPress:
 261         handleButtonPress(event);
 262         break;
 263
 264      case Expose:
 265         handleExpose(event);
 266         break;
 267
 268      case PropertyNotify:
 269         handlePropertyNotify(event);
 270         break;
 271
 272      case EnterNotify:
 273         handleEnterNotify(event);
 274         break;
 275
 276      case LeaveNotify:
 277         handleLeaveNotify(event);
 278         break;
 279
 280      case ClientMessage:
 281         handleClientMessage(event);
 282         break;
 283
 284      case ColormapNotify:
 285         handleColormapNotify(event);
 286         break;
 287
 288      case MappingNotify:
 289         if (event->xmapping.request == MappingKeyboard
 290             || event->xmapping.request == MappingModifier)
 291           XRefreshKeyboardMapping(&event->xmapping);
 292         break;
 293
 294      case FocusIn:
 295         handleFocusIn(event);
 296         break;
 297
 298      case VisibilityNotify:
 299         handleVisibilityNotify(event);
 300         break;
 301      default:
 302         handleExtensions(event);
 303         break;
 304     }
 305 }
 306
 307
 308 /*
 309  *----------------------------------------------------------------------
 310  * EventLoop-
 311  *      Processes X and internal events indefinitely.
 312  *
 313  * Returns:
 314  *      Never returns
 315  *
 316  * Side effects:
 317  *      The LastTimestamp global variable is updated.
 318  *----------------------------------------------------------------------
 319  */
 320 void
 321 EventLoop()
 322 {
 323     XEvent event;
 324
 325     for(;;) {
 326         WMNextEvent(dpy, &event);
 327         WMHandleEvent(&event);
 328     }
 329 }
 330
 331
 332
 333 Bool
 334 IsDoubleClick(WScreen *scr, XEvent *event)
 335 {
 336     if ((scr->last_click_time>0) &&
 337         (event->xbutton.time-scr->last_click_time<=wPreferences.dblclick_time)
 338         && (event->xbutton.button == scr->last_click_button)
 339         && (event->xbutton.window == scr->last_click_window)) {
 340
 341         scr->flags.next_click_is_not_double = 1;
 342         scr->last_click_time = 0;
 343         scr->last_click_window = event->xbutton.window;
 344
 345         return True;
 346     }
 347     return False;
 348 }
 349
 350
 351 void
 352 NotifyDeadProcess(pid_t pid, unsigned char status)
 353 {
 354     if (deadProcessPtr>=MAX_DEAD_PROCESSES-1) {
 355         wwarning("stack overflow: too many dead processes");
 356         return;
 357     }
 358     /* stack the process to be handled later,
 359      * as this is called from the signal handler */
 360     deadProcesses[deadProcessPtr].pid = pid;
 361     deadProcesses[deadProcessPtr].exit_status = status;
 362     deadProcessPtr++;
 363 }
 364
 365
 366 static void
 367 handleDeadProcess(void *foo)
 368 {
 369     DeathHandler *tmp;
 370     int i;
 371
 372     for (i=0; i<deadProcessPtr; i++) {
 373         wWindowDeleteSavedStatesForPID(deadProcesses[i].pid);
 374     }
 375
 376     if (!deathHandlers) {
 377         deadProcessPtr=0;
 378         return;
 379     }
 380
 381     /* get the pids on the queue and call handlers */
 382     while (deadProcessPtr>0) {
 383         deadProcessPtr--;
 384
 385         for (i = WMGetBagItemCount(deathHandlers)-1; i >= 0; i--) {
 386             tmp = WMGetFromBag(deathHandlers, i);
 387             if (!tmp)
 388                 continue;
 389
 390             if (tmp->pid == deadProcesses[deadProcessPtr].pid) {
 391                 (*tmp->callback)(tmp->pid,
 392                                  deadProcesses[deadProcessPtr].exit_status,
 393                                  tmp->client_data);
 394                 wDeleteDeathHandler(tmp);
 395             }
 396         }
 397     }
 398 }
 399
 400
 401 static void
 402 saveTimestamp(XEvent *event)
 403 {
 404     LastTimestamp = CurrentTime;
 405
 406     switch (event->type) {
 407      case ButtonRelease:
 408      case ButtonPress:
 409         LastTimestamp = event->xbutton.time;
 410         break;
 411      case KeyPress:
 412      case KeyRelease:
 413         LastTimestamp = event->xkey.time;
 414         break;
 415      case MotionNotify:
 416         LastTimestamp = event->xmotion.time;
 417         break;
 418      case PropertyNotify:
 419         LastTimestamp = event->xproperty.time;
 420         break;
 421      case EnterNotify:
 422      case LeaveNotify:
 423         LastTimestamp = event->xcrossing.time;
 424         break;
 425      case SelectionClear:
 426         LastTimestamp = event->xselectionclear.time;
 427         break;
 428      case SelectionRequest:
 429         LastTimestamp = event->xselectionrequest.time;
 430         break;
 431      case SelectionNotify:
 432         LastTimestamp = event->xselection.time;
 433 #ifdef XDND
 434     wXDNDProcessSelection(event);
 435 #endif
 436         break;
 437     }
 438 }
 439
 440
 441 static void
 442 handleExtensions(XEvent *event)
 443 {
 444 #ifdef KEEP_XKB_LOCK_STATUS
 445     XkbEvent *xkbevent;
 446     xkbevent = (XkbEvent *)event;
 447 #endif /*KEEP_XKB_LOCK_STATUS*/
 448 #ifdef SHAPE
 449     if (wShapeSupported && event->type == (wShapeEventBase+ShapeNotify)) {
 450         handleShapeNotify(event);
 451     }
 452 #endif
 453 #ifdef KEEP_XKB_LOCK_STATUS
 454     if (wPreferences.modelock && (xkbevent->type == wXkbEventBase)){
 455         handleXkbIndicatorStateNotify(event);
 456     }
 457 #endif /*KEEP_XKB_LOCK_STATUS*/
 458 }
 459
 460
 461 static void
 462 handleMapRequest(XEvent *ev)
 463 {
 464     WWindow *wwin;
 465     WScreen *scr = NULL;
 466     Window window = ev->xmaprequest.window;
 467
 468 #ifdef DEBUG
 469     L("got map request for %x\n", (unsigned)window);
 470 #endif
 471     if ((wwin = wWindowFor(window))) {
 472         if (wwin->flags.shaded) {
 473             wUnshadeWindow(wwin);
 474         }
 475         /* deiconify window */
 476         if (wwin->flags.miniaturized) {
 477             wDeiconifyWindow(wwin);
 478         } else if (wwin->flags.hidden) {
 479             WApplication *wapp = wApplicationOf(wwin->main_window);
 480             /* go to the last workspace that the user worked on the app */
 481 #ifndef REDUCE_APPICONS
 482             /* This severely breaks REDUCE_APPICONS.  last_workspace is a neat
 483              * concept but it needs to be reworked to handle REDUCE_APPICONS -cls
 484              */
 485             if (wapp) {
 486                 wWorkspaceChange(wwin->screen_ptr, wapp->last_workspace);
 487             }
 488 #endif
 489             wUnhideApplication(wapp, False, False);
 490         }
 491         return;
 492     }
 493
 494     scr = wScreenForRootWindow(ev->xmaprequest.parent);
 495
 496     wwin = wManageWindow(scr, window);
 497
 498     /*
 499      * This is to let the Dock know that the application it launched
 500      * has already been mapped (eg: it has finished launching).
 501      * It is not necessary for normally docked apps, but is needed for
 502      * apps that were forcedly docked (like with dockit).
 503      */
 504     if (scr->last_dock) {
 505         if (wwin && wwin->main_window!=None && wwin->main_window!=window)
 506           wDockTrackWindowLaunch(scr->last_dock, wwin->main_window);
 507         else
 508           wDockTrackWindowLaunch(scr->last_dock, window);
 509     }
 510
 511     if (wwin) {
 512         wClientSetState(wwin, NormalState, None);
 513         if (wwin->flags.maximized) {
 514             wMaximizeWindow(wwin, wwin->flags.maximized);
 515         }
 516         if (wwin->flags.shaded) {
 517             wwin->flags.shaded = 0;
 518             wwin->flags.skip_next_animation = 1;
 519             wShadeWindow(wwin);
 520         }
 521         if (wwin->flags.miniaturized) {
 522             wwin->flags.miniaturized = 0;
 523             wwin->flags.skip_next_animation = 1;
 524             wIconifyWindow(wwin);
 525         }
 526         if (wwin->flags.hidden) {
 527             WApplication *wapp = wApplicationOf(wwin->main_window);
 528
 529             wwin->flags.hidden = 0;
 530             wwin->flags.skip_next_animation = 1;
 531             if (wapp) {
 532                 wHideApplication(wapp);
 533             }
 534         }
 535     }
 536 }
 537
 538
 539 static void
 540 handleDestroyNotify(XEvent *event)
 541 {
 542     WWindow *wwin;
 543     WApplication *app;
 544     Window window = event->xdestroywindow.window;
 545
 546 #ifdef DEBUG
 547     L("got destroy notify");
 548 #endif
 549     wwin = wWindowFor(window);
 550     if (wwin) {
 551         wUnmanageWindow(wwin, False, True);
 552     }
 553
 554     app = wApplicationOf(window);
 555     if (app) {
 556         if (window == app->main_window) {
 557             app->refcount = 0;
 558             wwin = app->main_window_desc->screen_ptr->focused_window;
 559             while (wwin) {
 560                 if (wwin->main_window == window) {
 561                     wwin->main_window = None;
 562                 }
 563                 wwin = wwin->prev;
 564             }
 565         }
 566         wApplicationDestroy(app);
 567     }
 568
 569 #ifdef KWM_HINTS
 570     wKWMCheckDestroy(&event->xdestroywindow);
 571 #endif
 572 }
 573
 574
 575
 576 static void
 577 handleExpose(XEvent *event)
 578 {
 579     WObjDescriptor *desc;
 580     XEvent ev;
 581
 582 #ifdef DEBUG
 583     L("got expose");
 584 #endif
 585     while (XCheckTypedWindowEvent(dpy, event->xexpose.window, Expose, &ev));
 586
 587     if (XFindContext(dpy, event->xexpose.window, wWinContext,
 588                      (XPointer *)&desc)==XCNOENT) {
 589         return;
 590     }
 591
 592     if (desc->handle_expose) {
 593         (*desc->handle_expose)(desc, event);
 594     }
 595 }
 596
 597 /* bindable */
 598 static void
 599 handleButtonPress(XEvent *event)
 600 {
 601     WObjDescriptor *desc;
 602     WScreen *scr;
 603 #ifdef DEBUG
 604     L("got button press");
 605 #endif
 606     scr = wScreenForRootWindow(event->xbutton.root);
 607
 608 #ifdef BALLOON_TEXT
 609     wBalloonHide(scr);
 610 #endif
 611
 612
 613 #ifndef LITE
 614     if (event->xbutton.window==scr->root_win) {
 615         if (event->xbutton.button==wPreferences.menu_button) {
 616             OpenRootMenu(scr, event->xbutton.x_root,
 617                          event->xbutton.y_root, False);
 618             /* ugly hack */
 619             if (scr->root_menu) {
 620                 if (scr->root_menu->brother->flags.mapped)
 621                   event->xbutton.window = scr->root_menu->brother->frame->core->window;
 622                 else
 623                   event->xbutton.window = scr->root_menu->frame->core->window;
 624             }
 625         } else if (event->xbutton.button==wPreferences.windowl_button) {
 626             OpenSwitchMenu(scr, event->xbutton.x_root,
 627                            event->xbutton.y_root, False);
 628             if (scr->switch_menu) {
 629                 if (scr->switch_menu->brother->flags.mapped)
 630                   event->xbutton.window = scr->switch_menu->brother->frame->core->window;
 631                 else
 632                   event->xbutton.window = scr->switch_menu->frame->core->window;
 633             }
 634         } else if (event->xbutton.button==wPreferences.select_button) {
 635             wUnselectWindows(scr);
 636             wSelectWindows(scr, event);
 637         }
 638 #ifdef MOUSE_WS_SWITCH
 639         else if (event->xbutton.button==Button5) {
 640
 641             wWorkspaceRelativeChange(scr, -1);
 642
 643         } else if (event->xbutton.button==Button4) {
 644
 645             wWorkspaceRelativeChange(scr, 1);
 646
 647         }
 648 #endif /* MOUSE_WS_SWITCH */
 649 #ifdef GNOME_STUFF
 650         else if (wGNOMEProxyizeButtonEvent(scr, event))
 651             return;
 652 #endif
 653     }
 654 #endif /* !LITE */
 655
 656     if (XFindContext(dpy, event->xbutton.subwindow, wWinContext,
 657                      (XPointer *)&desc)==XCNOENT) {
 658         if (XFindContext(dpy, event->xbutton.window, wWinContext,
 659                          (XPointer *)&desc)==XCNOENT) {
 660             return;
 661         }
 662     }
 663
 664     if (desc->handle_mousedown!=NULL) {
 665         (*desc->handle_mousedown)(desc, event);
 666     }
 667
 668     if (desc->parent_type == WCLASS_WINDOW) {
 669         XSync(dpy, 0);
 670
 671         if (event->xbutton.state & MOD_MASK) {
 672             XAllowEvents(dpy, AsyncPointer, CurrentTime);
 673         }
 674
 675         if (wPreferences.focus_mode == WKF_CLICK) {
 676             if (wPreferences.ignore_focus_click) {
 677                 XAllowEvents(dpy, AsyncPointer, CurrentTime);
 678             }
 679             XAllowEvents(dpy, ReplayPointer, CurrentTime);
 680         }
 681         XSync(dpy, 0);
 682     } else if (desc->parent_type == WCLASS_APPICON
 683                || desc->parent_type == WCLASS_MINIWINDOW
 684                || desc->parent_type == WCLASS_DOCK_ICON) {
 685         if (event->xbutton.state & MOD_MASK) {
 686             XSync(dpy, 0);
 687             XAllowEvents(dpy, AsyncPointer, CurrentTime);
 688             XSync(dpy, 0);
 689         }
 690     }
 691
 692     /* save double-click information */
 693     if (scr->flags.next_click_is_not_double) {
 694         scr->flags.next_click_is_not_double = 0;
 695     } else {
 696         scr->last_click_time = event->xbutton.time;
 697         scr->last_click_button = event->xbutton.button;
 698         scr->last_click_window = event->xbutton.window;
 699     }
 700 }
 701
 702
 703 static void
 704 handleMapNotify(XEvent *event)
 705 {
 706     WWindow *wwin;
 707 #ifdef DEBUG
 708     L("got map");
 709 #endif
 710     wwin = wWindowFor(event->xmap.event);
 711     if (wwin && wwin->client_win == event->xmap.event) {
 712         if (wwin->flags.miniaturized) {
 713             wDeiconifyWindow(wwin);
 714         } else {
 715             XGrabServer(dpy);
 716             wWindowMap(wwin);
 717             wClientSetState(wwin, NormalState, None);
 718             XUngrabServer(dpy);
 719         }
 720     }
 721 }
 722
 723
 724 static void
 725 handleUnmapNotify(XEvent *event)
 726 {
 727     WWindow *wwin;
 728     XEvent ev;
 729     Bool withdraw = False;
 730 #ifdef DEBUG
 731     L("got unmap");
 732 #endif
 733     /* only process windows with StructureNotify selected
 734      * (ignore SubstructureNotify) */
 735     wwin = wWindowFor(event->xunmap.window);
 736     if (!wwin)
 737         return;
 738
 739     /* whether the event is a Withdrawal request */
 740     if (event->xunmap.event == wwin->screen_ptr->root_win
 741         && event->xunmap.send_event)
 742         withdraw = True;
 743
 744     if (wwin->client_win != event->xunmap.event && !withdraw)
 745         return;
 746
 747     if (!wwin->flags.mapped && !withdraw
 748         && wwin->frame->workspace == wwin->screen_ptr->current_workspace
 749         && !wwin->flags.miniaturized && !wwin->flags.hidden)
 750         return;
 751
 752     XGrabServer(dpy);
 753     XUnmapWindow(dpy, wwin->frame->core->window);
 754     wwin->flags.mapped = 0;
 755     XSync(dpy, 0);
 756     /* check if the window was destroyed */
 757     if (XCheckTypedWindowEvent(dpy, wwin->client_win, DestroyNotify,&ev)) {
 758         DispatchEvent(&ev);
 759     } else {
 760         Bool reparented = False;
 761
 762         if (XCheckTypedWindowEvent(dpy, wwin->client_win, ReparentNotify, &ev))
 763             reparented = True;
 764
 765         /* withdraw window */
 766         wwin->flags.mapped = 0;
 767         if (!reparented)
 768             wClientSetState(wwin, WithdrawnState, None);
 769
 770         /* if the window was reparented, do not reparent it back to the
 771          * root window */
 772         wUnmanageWindow(wwin, !reparented, False);
 773     }
 774     XUngrabServer(dpy);
 775 }
 776
 777
 778 static void
 779 handleConfigureRequest(XEvent *event)
 780 {
 781     WWindow *wwin;
 782 #ifdef DEBUG
 783     L("got configure request");
 784 #endif
 785     if (!(wwin=wWindowFor(event->xconfigurerequest.window))) {
 786         /*
 787          * Configure request for unmapped window
 788          */
 789         wClientConfigure(NULL, &(event->xconfigurerequest));
 790     } else {
 791         wClientConfigure(wwin, &(event->xconfigurerequest));
 792     }
 793 }
 794
 795
 796 static void
 797 handlePropertyNotify(XEvent *event)
 798 {
 799     WWindow *wwin;
 800     WApplication *wapp;
 801     Window jr;
 802     int ji;
 803     unsigned int ju;
 804     WScreen *scr;
 805 #ifdef DEBUG
 806     L("got property notify");
 807 #endif
 808     if ((wwin=wWindowFor(event->xproperty.window))) {
 809         if (!XGetGeometry(dpy, wwin->client_win, &jr, &ji, &ji,
 810                           &ju, &ju, &ju, &ju)) {
 811             return;
 812         }
 813         wClientCheckProperty(wwin, &event->xproperty);
 814     }
 815     wapp = wApplicationOf(event->xproperty.window);
 816     if (wapp) {
 817         wClientCheckProperty(wapp->main_window_desc, &event->xproperty);
 818     }
 819
 820     scr = wScreenForWindow(event->xproperty.window);
 821     if (scr && scr->root_win == event->xproperty.window) {
 822 #ifdef KWM_HINTS
 823         wKWMCheckRootHintChange(scr, &event->xproperty);
 824 #endif
 825     }
 826 }
 827
 828
 829 static void
 830 handleClientMessage(XEvent *event)
 831 {
 832     WWindow *wwin;
 833     WObjDescriptor *desc;
 834 #ifdef DEBUG
 835     L("got client message");
 836 #endif
 837     /* handle transition from Normal to Iconic state */
 838     if (event->xclient.message_type == _XA_WM_CHANGE_STATE
 839         && event->xclient.format == 32
 840         && event->xclient.data.l[0] == IconicState) {
 841
 842         wwin = wWindowFor(event->xclient.window);
 843         if (!wwin) return;
 844         if (!wwin->flags.miniaturized)
 845             wIconifyWindow(wwin);
 846     } else if (event->xclient.message_type == _XA_WM_COLORMAP_NOTIFY
 847                && event->xclient.format == 32) {
 848         WScreen *scr = wScreenSearchForRootWindow(event->xclient.window);
 849
 850         if (!scr)
 851             return;
 852
 853         if (event->xclient.data.l[1] == 1) {   /* starting */
 854             wColormapAllowClientInstallation(scr, True);
 855         } else {                       /* stopping */
 856             wColormapAllowClientInstallation(scr, False);
 857         }
 858     } else if (event->xclient.message_type == _XA_WINDOWMAKER_COMMAND) {
 859
 860         wDefaultsCheckDomains("bla");
 861
 862     } else if (event->xclient.message_type == _XA_WINDOWMAKER_WM_FUNCTION) {
 863         WApplication *wapp;
 864         int done=0;
 865         wapp = wApplicationOf(event->xclient.window);
 866         if (wapp) {
 867             switch (event->xclient.data.l[0]) {
 868              case WMFHideOtherApplications:
 869                 wHideOtherApplications(wapp->main_window_desc);
 870                 done = 1;
 871                 break;
 872
 873              case WMFHideApplication:
 874                 wHideApplication(wapp);
 875                 done = 1;
 876                 break;
 877             }
 878         }
 879         if (!done) {
 880             wwin = wWindowFor(event->xclient.window);
 881             if (wwin) {
 882                 switch (event->xclient.data.l[0]) {
 883                  case WMFHideOtherApplications:
 884                     wHideOtherApplications(wwin);
 885                     break;
 886
 887                  case WMFHideApplication:
 888                     wHideApplication(wApplicationOf(wwin->main_window));
 889                     break;
 890                 }
 891             }
 892         }
 893     } else if (event->xclient.message_type == _XA_GNUSTEP_WM_ATTR) {
 894         wwin = wWindowFor(event->xclient.window);
 895         if (!wwin) return;
 896         switch (event->xclient.data.l[0]) {
 897          case GSWindowLevelAttr:
 898            {
 899              int level = (int)event->xclient.data.l[1];
 900
 901              if (WINDOW_LEVEL(wwin) != level) {
 902                ChangeStackingLevel(wwin->frame->core, level);
 903              }
 904            }
 905            break;
 906         }
 907     } else if (event->xclient.message_type == _XA_GNUSTEP_TITLEBAR_STATE) {
 908         wwin = wWindowFor(event->xclient.window);
 909         if (!wwin) return;
 910         switch (event->xclient.data.l[0]) {
 911          case WMTitleBarNormal:
 912             wFrameWindowChangeState(wwin->frame, WS_UNFOCUSED);
 913             break;
 914          case WMTitleBarMain:
 915             wFrameWindowChangeState(wwin->frame, WS_PFOCUSED);
 916             break;
 917          case WMTitleBarKey:
 918             wFrameWindowChangeState(wwin->frame, WS_FOCUSED);
 919             break;
 920         }
 921 #ifdef GNOME_STUFF
 922     } else if (wGNOMEProcessClientMessage(&event->xclient)) {
 923         /* do nothing */
 924 #endif /* GNOME_STUFF */
 925 #ifdef KWM_HINTS
 926     } else if (wKWMProcessClientMessage(&event->xclient)) {
 927         /* do nothing */
 928 #endif /* KWM_HINTS */
 929 #ifdef XDND
 930     } else if (wXDNDProcessClientMessage(&event->xclient)) {
 931         /* do nothing */
 932 #endif /* XDND */
 933 #ifdef OFFIX_DND
 934     } else if (event->xclient.message_type==_XA_DND_PROTOCOL) {
 935         WScreen *scr = wScreenForWindow(event->xclient.window);
 936         if (scr && wDockReceiveDNDDrop(scr,event))
 937             goto redirect_message;
 938 #endif /* OFFIX_DND */
 939     } else {
 940 #ifdef OFFIX_DND
 941      redirect_message:
 942 #endif
 943         /*
 944          * Non-standard thing, but needed by OffiX DND.
 945          * For when the icon frame gets a ClientMessage
 946          * that should have gone to the icon_window.
 947          */
 948         if (XFindContext(dpy, event->xbutton.window, wWinContext,
 949                          (XPointer *)&desc)!=XCNOENT) {
 950             struct WIcon *icon=NULL;
 951
 952             if (desc->parent_type == WCLASS_MINIWINDOW) {
 953                 icon = (WIcon*)desc->parent;
 954             } else if (desc->parent_type == WCLASS_DOCK_ICON
 955                      || desc->parent_type == WCLASS_APPICON) {
 956                 icon = ((WAppIcon*)desc->parent)->icon;
 957             }
 958             if (icon && (wwin=icon->owner)) {
 959                 if (wwin->client_win!=event->xclient.window) {
 960                     event->xclient.window = wwin->client_win;
 961                     XSendEvent(dpy, wwin->client_win, False, NoEventMask,
 962                                event);
 963                 }
 964             }
 965         }
 966     }
 967 }
 968
 969
 970 static void
 971 raiseWindow(WScreen *scr)
 972 {
 973     WWindow *wwin;
 974
 975     scr->autoRaiseTimer = NULL;
 976
 977     wwin = wWindowFor(scr->autoRaiseWindow);
 978     if (!wwin)
 979         return;
 980
 981     if (!wwin->flags.destroyed && wwin->flags.focused) {
 982         wRaiseFrame(wwin->frame->core);
 983         /* this is needed or a race condition will occur */
 984         XSync(dpy, False);
 985     }
 986 }
 987
 988
 989 static void
 990 handleEnterNotify(XEvent *event)
 991 {
 992     WWindow *wwin;
 993     WObjDescriptor *desc = NULL;
 994     XEvent ev;
 995     WScreen *scr = wScreenForRootWindow(event->xcrossing.root);
 996 #ifdef DEBUG
 997     L("got enter notify");
 998 #endif
 999
1000 #ifdef VIRTUAL_DESKTOP
1001     if (wPreferences.vedge_thickness) {
1002         int x,y;
1003         if (event->xcrossing.window == scr->virtual_edge_r) {
1004             XWarpPointer(dpy, None, scr->root_win, 0,0,0,0, scr->scr_width - wPreferences.vedge_thickness - 1, event->xcrossing.y_root);
1005             wWorkspaceGetViewPosition(scr, scr->current_workspace, &x, &y);
1006             wWorkspaceSetViewPort(scr, scr->current_workspace, x+30, y);
1007         } else if (event->xcrossing.window == scr->virtual_edge_l) {
1008             XWarpPointer(dpy, None, scr->root_win, 0,0,0,0, wPreferences.vedge_thickness + 1, event->xcrossing.y_root);
1009             wWorkspaceGetViewPosition(scr, scr->current_workspace, &x, &y);
1010             wWorkspaceSetViewPort(scr, scr->current_workspace, x-30, y);
1011         } else if (event->xcrossing.window == scr->virtual_edge_u) {
1012             XWarpPointer(dpy, None, scr->root_win, 0,0,0,0, event->xcrossing.x_root, wPreferences.vedge_thickness + 1);
1013             wWorkspaceGetViewPosition(scr, scr->current_workspace, &x, &y);
1014             wWorkspaceSetViewPort(scr, scr->current_workspace, x, y-30);
1015         } else if (event->xcrossing.window == scr->virtual_edge_d) {
1016             XWarpPointer(dpy, None, scr->root_win, 0,0,0,0, event->xcrossing.x_root, scr->scr_height - wPreferences.vedge_thickness - 1);
1017             wWorkspaceGetViewPosition(scr, scr->current_workspace, &x, &y);
1018             wWorkspaceSetViewPort(scr, scr->current_workspace, x, y+30);
1019         }
1020     }
1021 #endif
1022
1023     if (XCheckTypedWindowEvent(dpy, event->xcrossing.window, LeaveNotify,
1024                                &ev)) {
1025         /* already left the window... */
1026         saveTimestamp(&ev);
1027         if (ev.xcrossing.mode==event->xcrossing.mode
1028             && ev.xcrossing.detail==event->xcrossing.detail) {
1029             return;
1030         }
1031     }
1032
1033     if (XFindContext(dpy, event->xcrossing.window, wWinContext,
1034                      (XPointer *)&desc)!=XCNOENT) {
1035         if(desc->handle_enternotify)
1036             (*desc->handle_enternotify)(desc, event);
1037     }
1038
1039     /* enter to window */
1040     wwin = wWindowFor(event->xcrossing.window);
1041     if (!wwin) {
1042         if (wPreferences.focus_mode==WKF_POINTER
1043             && event->xcrossing.window==event->xcrossing.root) {
1044             wSetFocusTo(scr, NULL);
1045         }
1046         if (wPreferences.colormap_mode==WKF_POINTER) {
1047             wColormapInstallForWindow(scr, NULL);
1048         }
1049         if (scr->autoRaiseTimer
1050             && event->xcrossing.root==event->xcrossing.window) {
1051             WMDeleteTimerHandler(scr->autoRaiseTimer);
1052             scr->autoRaiseTimer = NULL;
1053         }
1054     } else {
1055         /* set auto raise timer even if in focus-follows-mouse mode
1056          * and the event is for the frame window, even if the window
1057          * has focus already.  useful if you move the pointer from a focused
1058          * window to the root window and back pretty fast
1059          *
1060          * set focus if in focus-follows-mouse mode and the event
1061          * is for the frame window and window doesn't have focus yet */
1062         if ((wPreferences.focus_mode==WKF_POINTER
1063              || wPreferences.focus_mode==WKF_SLOPPY)
1064             && wwin->frame->core->window==event->xcrossing.window
1065             && !scr->flags.doing_alt_tab) {
1066
1067             if (!wwin->flags.focused && !WFLAGP(wwin, no_focusable))
1068                 wSetFocusTo(scr, wwin);
1069
1070             if (scr->autoRaiseTimer)
1071                 WMDeleteTimerHandler(scr->autoRaiseTimer);
1072             scr->autoRaiseTimer = NULL;
1073
1074             if (wPreferences.raise_delay && !WFLAGP(wwin, no_focusable)) {
1075                 scr->autoRaiseWindow = wwin->frame->core->window;
1076                 scr->autoRaiseTimer
1077                     = WMAddTimerHandler(wPreferences.raise_delay,
1078                                         (WMCallback*)raiseWindow, scr);
1079             }
1080         }
1081         /* Install colormap for window, if the colormap installation mode
1082          * is colormap_follows_mouse */
1083         if (wPreferences.colormap_mode==WKF_POINTER) {
1084             if (wwin->client_win==event->xcrossing.window)
1085                 wColormapInstallForWindow(scr, wwin);
1086             else
1087                 wColormapInstallForWindow(scr, NULL);
1088         }
1089     }
1090
1091     /* a little kluge to hide the clip balloon */
1092     if (!wPreferences.flags.noclip && scr->flags.clip_balloon_mapped) {
1093         if (!desc) {
1094             XUnmapWindow(dpy, scr->clip_balloon);
1095             scr->flags.clip_balloon_mapped = 0;
1096         } else {
1097             if (desc->parent_type!=WCLASS_DOCK_ICON
1098                 || scr->clip_icon != desc->parent) {
1099                 XUnmapWindow(dpy, scr->clip_balloon);
1100                 scr->flags.clip_balloon_mapped = 0;
1101             }
1102         }
1103     }
1104
1105     if (event->xcrossing.window == event->xcrossing.root
1106         && event->xcrossing.detail == NotifyNormal
1107         && event->xcrossing.detail != NotifyInferior
1108         && wPreferences.focus_mode != WKF_CLICK) {
1109
1110         wSetFocusTo(scr, scr->focused_window);
1111     }
1112
1113 #ifdef BALLOON_TEXT
1114     wBalloonEnteredObject(scr, desc);
1115 #endif
1116 }
1117
1118
1119 static void
1120 handleLeaveNotify(XEvent *event)
1121 {
1122     WObjDescriptor *desc = NULL;
1123
1124     if (XFindContext(dpy, event->xcrossing.window, wWinContext,
1125                      (XPointer *)&desc)!=XCNOENT) {
1126         if(desc->handle_leavenotify)
1127             (*desc->handle_leavenotify)(desc, event);
1128     }
1129     if (event->xcrossing.window == event->xcrossing.root
1130         && event->xcrossing.mode == NotifyNormal
1131         && event->xcrossing.detail != NotifyInferior
1132         && wPreferences.focus_mode != WKF_CLICK) {
1133
1134         WScreen *scr = wScreenForRootWindow(event->xcrossing.root);
1135
1136         wSetFocusTo(scr, NULL);
1137     }
1138 }
1139
1140
1141 #ifdef SHAPE
1142 static void
1143 handleShapeNotify(XEvent *event)
1144 {
1145     XShapeEvent *shev = (XShapeEvent*)event;
1146     WWindow *wwin;
1147     XEvent ev;
1148 #ifdef DEBUG
1149     L("got shape notify");
1150 #endif
1151     while (XCheckTypedWindowEvent(dpy, shev->window, event->type, &ev)) {
1152         XShapeEvent *sev = (XShapeEvent*)&ev;
1153
1154         if (sev->kind == ShapeBounding) {
1155             if (sev->shaped == shev->shaped) {
1156                 *shev = *sev;
1157             } else {
1158                 XPutBackEvent(dpy, &ev);
1159                 break;
1160             }
1161         }
1162     }
1163
1164     wwin = wWindowFor(shev->window);
1165     if (!wwin || shev->kind != ShapeBounding)
1166       return;
1167
1168     if (!shev->shaped && wwin->flags.shaped) {
1169
1170         wwin->flags.shaped = 0;
1171         wWindowClearShape(wwin);
1172
1173     } else if (shev->shaped) {
1174
1175         wwin->flags.shaped = 1;
1176         wWindowSetShape(wwin);
1177     }
1178 }
1179 #endif /* SHAPE */
1180
1181 #ifdef KEEP_XKB_LOCK_STATUS
1182 /* please help ]d if you know what to do */
1183 handleXkbIndicatorStateNotify(XEvent *event)
1184 {
1185     WWindow *wwin;
1186     WScreen *scr;
1187     XkbStateRec staterec;
1188     int i;
1189
1190     for (i=0; i<wScreenCount; i++) {
1191         scr = wScreenWithNumber(i);
1192         wwin = scr->focused_window;
1193         if (wwin && wwin->flags.focused) {
1194         XkbGetState(dpy,XkbUseCoreKbd,&staterec);
1195         if (wwin->frame->languagemode != staterec.group) {
1196             wwin->frame->last_languagemode = wwin->frame->languagemode;
1197             wwin->frame->languagemode = staterec.group;
1198         }
1199 #ifdef XKB_BUTTON_HINT
1200         if (wwin->frame->titlebar) {
1201             wFrameWindowPaint(wwin->frame);
1202         }
1203 #endif
1204         }
1205     }
1206 }
1207 #endif /*KEEP_XKB_LOCK_STATUS*/
1208
1209 static void
1210 handleColormapNotify(XEvent *event)
1211 {
1212     WWindow *wwin;
1213     WScreen *scr;
1214     Bool reinstall = False;
1215
1216     wwin = wWindowFor(event->xcolormap.window);
1217     if (!wwin)
1218         return;
1219
1220     scr = wwin->screen_ptr;
1221
1222     do {
1223         if (wwin) {
1224             if (event->xcolormap.new) {
1225                 XWindowAttributes attr;
1226
1227                 XGetWindowAttributes(dpy, wwin->client_win, &attr);
1228
1229                 if (wwin == scr->cmap_window && wwin->cmap_window_no == 0)
1230                     scr->current_colormap = attr.colormap;
1231
1232                 reinstall = True;
1233             } else if (event->xcolormap.state == ColormapUninstalled &&
1234                        scr->current_colormap == event->xcolormap.colormap) {
1235
1236                 /* some bastard app (like XV) removed our colormap */
1237                 /*
1238                  * can't enforce or things like xscreensaver wont work
1239                  * reinstall = True;
1240                  */
1241             } else if (event->xcolormap.state == ColormapInstalled &&
1242                        scr->current_colormap == event->xcolormap.colormap) {
1243
1244                 /* someone has put our colormap back */
1245                 reinstall = False;
1246             }
1247         }
1248     } while (XCheckTypedEvent(dpy, ColormapNotify, event)
1249              && ((wwin = wWindowFor(event->xcolormap.window)) || 1));
1250
1251     if (reinstall && scr->current_colormap!=None) {
1252         if (!scr->flags.colormap_stuff_blocked)
1253             XInstallColormap(dpy, scr->current_colormap);
1254     }
1255 }
1256
1257
1258
1259 static void
1260 handleFocusIn(XEvent *event)
1261 {
1262     WWindow *wwin;
1263
1264     /*
1265      * For applications that like stealing the focus.
1266      */
1267     while (XCheckTypedEvent(dpy, FocusIn, event));
1268     saveTimestamp(event);
1269     if (event->xfocus.mode == NotifyUngrab
1270         || event->xfocus.mode == NotifyGrab
1271         || event->xfocus.detail > NotifyNonlinearVirtual) {
1272         return;
1273     }
1274
1275     wwin = wWindowFor(event->xfocus.window);
1276     if (wwin && !wwin->flags.focused) {
1277         if (wwin->flags.mapped)
1278             wSetFocusTo(wwin->screen_ptr, wwin);
1279         else
1280             wSetFocusTo(wwin->screen_ptr, NULL);
1281     } else if (!wwin) {
1282         WScreen *scr = wScreenForWindow(event->xfocus.window);
1283         if (scr)
1284             wSetFocusTo(scr, NULL);
1285     }
1286 }
1287
1288
1289 static WWindow*
1290 windowUnderPointer(WScreen *scr)
1291 {
1292     unsigned int mask;
1293     int foo;
1294     Window bar, win;
1295
1296     if (XQueryPointer(dpy, scr->root_win, &bar, &win, &foo, &foo, &foo, &foo,
1297                       &mask))
1298         return wWindowFor(win);
1299     return NULL;
1300 }
1301
1302
1303
1304
1305 static void
1306 doWindozeCycle(WWindow *wwin, XEvent *event, Bool next)
1307 {
1308     WScreen *scr = wScreenForRootWindow(event->xkey.root);
1309     Bool done = False;
1310     Bool openedSwitchMenu = False;
1311     WWindow *newFocused;
1312     WWindow *oldFocused;
1313     int modifiers;
1314     XModifierKeymap *keymap;
1315
1316     if (!wwin)
1317         return;
1318
1319     keymap = XGetModifierMapping(dpy);
1320
1321
1322     XGrabKeyboard(dpy, scr->root_win, False, GrabModeAsync, GrabModeAsync,
1323                   CurrentTime);
1324
1325     if (next) {
1326         newFocused = NextToFocusAfter(wwin);
1327     } else {
1328         newFocused = NextToFocusBefore(wwin);
1329     }
1330
1331     scr->flags.doing_alt_tab = 1;
1332
1333
1334     if (wPreferences.circ_raise)
1335         XRaiseWindow(dpy, newFocused->frame->core->window);
1336     wWindowFocus(newFocused, scr->focused_window);
1337     oldFocused = newFocused;
1338
1339 #if 0
1340     if (wPreferences.popup_switchmenu &&
1341         (!scr->switch_menu || !scr->switch_menu->flags.mapped)) {
1342
1343         OpenSwitchMenu(scr, scr->scr_width/2, scr->scr_height/2, False);
1344         openedSwitchMenu = True;
1345     }
1346 #endif
1347     while (!done) {
1348         XEvent ev;
1349
1350         WMMaskEvent(dpy,KeyPressMask|KeyReleaseMask|ExposureMask, &ev);
1351
1352         if (ev.type != KeyRelease && ev.type != KeyPress) {
1353             WMHandleEvent(&ev);
1354             continue;
1355         }
1356         /* ignore CapsLock */
1357         modifiers = ev.xkey.state & ValidModMask;
1358
1359         if (ev.type == KeyPress) {
1360             if (wKeyBindings[WKBD_FOCUSNEXT].keycode == ev.xkey.keycode
1361                 && wKeyBindings[WKBD_FOCUSNEXT].modifier == modifiers) {
1362
1363                 UpdateSwitchMenu(scr, newFocused, ACTION_CHANGE_STATE);
1364                 newFocused = NextToFocusAfter(newFocused);
1365                 wWindowFocus(newFocused, oldFocused);
1366                 oldFocused = newFocused;
1367
1368                 if (wPreferences.circ_raise) {
1369                     /* restore order */
1370                     CommitStacking(scr);
1371                     XRaiseWindow(dpy, newFocused->frame->core->window);
1372                 }
1373
1374                 UpdateSwitchMenu(scr, newFocused, ACTION_CHANGE_STATE);
1375
1376             } else if (wKeyBindings[WKBD_FOCUSPREV].keycode == ev.xkey.keycode
1377                        && wKeyBindings[WKBD_FOCUSPREV].modifier == modifiers) {
1378
1379                 UpdateSwitchMenu(scr, newFocused, ACTION_CHANGE_STATE);
1380                 newFocused = NextToFocusBefore(newFocused);
1381                 wWindowFocus(newFocused, oldFocused);
1382                 oldFocused = newFocused;
1383
1384                 if (wPreferences.circ_raise) {
1385                     /* restore order */
1386                     CommitStacking(scr);
1387                     XRaiseWindow(dpy, newFocused->frame->core->window);
1388                 }
1389                 UpdateSwitchMenu(scr, newFocused, ACTION_CHANGE_STATE);
1390
1391             } else if (wKeyBindings[WKBD_LOWER].keycode == ev.xkey.keycode
1392                        && wKeyBindings[WKBD_LOWER].modifier == modifiers) {
1393
1394                 wLowerFrame(newFocused->frame->core);
1395
1396             } else if (wKeyBindings[WKBD_RAISE].keycode == ev.xkey.keycode
1397                        && wKeyBindings[WKBD_RAISE].modifier == modifiers) {
1398
1399                 wRaiseFrame(newFocused->frame->core);
1400             }
1401         } else if (ev.type == KeyRelease) {
1402             int i;
1403
1404             for (i = 0; i <= 8 * keymap->max_keypermod; i++) {
1405                 if (keymap->modifiermap[i] == ev.xkey.keycode &&
1406                     wKeyBindings[WKBD_FOCUSNEXT].modifier
1407                     & 1<<(i/keymap->max_keypermod)) {
1408                     done = True;
1409                     break;
1410                 }
1411             }
1412         }
1413     }
1414     XFree(keymap);
1415
1416     XUngrabKeyboard(dpy, CurrentTime);
1417     wSetFocusTo(scr, newFocused);
1418
1419     if (wPreferences.circ_raise) {
1420         wRaiseFrame(newFocused->frame->core);
1421         CommitStacking(scr);
1422     }
1423
1424     scr->flags.doing_alt_tab = 0;
1425     if (openedSwitchMenu)
1426         OpenSwitchMenu(scr, scr->scr_width/2, scr->scr_height/2, False);
1427 }
1428
1429
1430
1431
1432 static void
1433 handleKeyPress(XEvent *event)
1434 {
1435     WScreen *scr = wScreenForRootWindow(event->xkey.root);
1436     WWindow *wwin = scr->focused_window;
1437     int i;
1438     int modifiers;
1439     int command=-1, index;
1440 #ifdef KEEP_XKB_LOCK_STATUS
1441     XkbStateRec staterec;
1442 #endif /*KEEP_XKB_LOCK_STATUS*/
1443
1444     /* ignore CapsLock */
1445     modifiers = event->xkey.state & ValidModMask;
1446
1447     for (i=0; i<WKBD_LAST; i++) {
1448         if (wKeyBindings[i].keycode==0)
1449             continue;
1450
1451         if (wKeyBindings[i].keycode==event->xkey.keycode
1452             && (/*wKeyBindings[i].modifier==0
1453                 ||*/ wKeyBindings[i].modifier==modifiers)) {
1454             command = i;
1455             break;
1456         }
1457     }
1458
1459
1460     if (command < 0) {
1461 #ifdef LITE
1462         {
1463 #if 0
1464         }
1465 #endif
1466 #else
1467         if (!wRootMenuPerformShortcut(event)) {
1468 #endif
1469             static int dontLoop = 0;
1470
1471             if (dontLoop > 10) {
1472                 wwarning("problem with key event processing code");
1473                 return;
1474             }
1475             dontLoop++;
1476             /* if the focused window is an internal window, try redispatching
1477              * the event to the managed window, as it can be a WINGs window */
1478             if (wwin && wwin->flags.internal_window
1479                 && wwin->client_leader!=None) {
1480                 /* client_leader contains the WINGs toplevel */
1481                 event->xany.window = wwin->client_leader;
1482                 WMHandleEvent(event);
1483             }
1484             dontLoop--;
1485         }
1486         return;
1487     }
1488
1489 #define ISMAPPED(w) ((w) && !(w)->flags.miniaturized && ((w)->flags.mapped || (w)->flags.shaded))
1490 #define ISFOCUSED(w) ((w) && (w)->flags.focused)
1491
1492     switch (command) {
1493 #ifndef LITE
1494      case WKBD_ROOTMENU:
1495         OpenRootMenu(scr, event->xkey.x_root, event->xkey.y_root, True);
1496         break;
1497      case WKBD_WINDOWLIST:
1498         OpenSwitchMenu(scr, event->xkey.x_root, event->xkey.y_root, True);
1499         break;
1500 #endif /* !LITE */
1501      case WKBD_WINDOWMENU:
1502         if (ISMAPPED(wwin) && ISFOCUSED(wwin))
1503             OpenWindowMenu(wwin, wwin->frame_x,
1504                            wwin->frame_y+wwin->frame->top_width, True);
1505         break;
1506      case WKBD_MINIATURIZE:
1507         if (ISMAPPED(wwin) && ISFOCUSED(wwin)
1508             && !WFLAGP(wwin, no_miniaturizable)) {
1509             CloseWindowMenu(scr);
1510
1511             if (wwin->protocols.MINIATURIZE_WINDOW)
1512                 wClientSendProtocol(wwin, _XA_GNUSTEP_WM_MINIATURIZE_WINDOW,
1513                                     event->xbutton.time);
1514             else {
1515                 wIconifyWindow(wwin);
1516             }
1517         }
1518         break;
1519      case WKBD_HIDE:
1520         if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1521             WApplication *wapp = wApplicationOf(wwin->main_window);
1522             CloseWindowMenu(scr);
1523
1524             if (wapp && !WFLAGP(wapp->main_window_desc, no_appicon)) {
1525                 wHideApplication(wapp);
1526             }
1527         }
1528         break;
1529      case WKBD_MAXIMIZE:
1530         if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_resizable)) {
1531             CloseWindowMenu(scr);
1532
1533             if (wwin->flags.maximized) {
1534                 wUnmaximizeWindow(wwin);
1535             } else {
1536                 wMaximizeWindow(wwin, MAX_VERTICAL|MAX_HORIZONTAL);
1537             }
1538         }
1539         break;
1540      case WKBD_VMAXIMIZE:
1541         if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_resizable)) {
1542             CloseWindowMenu(scr);
1543
1544             if (wwin->flags.maximized) {
1545                 wUnmaximizeWindow(wwin);
1546             } else {
1547                 wMaximizeWindow(wwin, MAX_VERTICAL);
1548             }
1549         }
1550         break;
1551      case WKBD_RAISE:
1552         if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1553             CloseWindowMenu(scr);
1554
1555             wRaiseFrame(wwin->frame->core);
1556         }
1557         break;
1558      case WKBD_LOWER:
1559         if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1560             CloseWindowMenu(scr);
1561
1562             wLowerFrame(wwin->frame->core);
1563         }
1564         break;
1565      case WKBD_RAISELOWER:
1566         /* raise or lower the window under the pointer, not the
1567          * focused one
1568          */
1569         wwin = windowUnderPointer(scr);
1570         if (wwin)
1571             wRaiseLowerFrame(wwin->frame->core);
1572         break;
1573      case WKBD_SHADE:
1574         if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_shadeable)) {
1575             if (wwin->flags.shaded)
1576                 wUnshadeWindow(wwin);
1577             else
1578                 wShadeWindow(wwin);
1579         }
1580         break;
1581      case WKBD_MOVERESIZE:
1582         if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1583             CloseWindowMenu(scr);
1584
1585             wKeyboardMoveResizeWindow(wwin);
1586         }
1587         break;
1588      case WKBD_CLOSE:
1589         if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_closable)) {
1590             CloseWindowMenu(scr);
1591             if (wwin->protocols.DELETE_WINDOW)
1592               wClientSendProtocol(wwin, _XA_WM_DELETE_WINDOW,
1593                                   event->xkey.time);
1594         }
1595         break;
1596     case WKBD_SELECT:
1597         if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1598             wSelectWindow(wwin, !wwin->flags.selected);
1599         }
1600         break;
1601      case WKBD_FOCUSNEXT:
1602         doWindozeCycle(wwin, event, True);
1603         break;
1604
1605      case WKBD_FOCUSPREV:
1606         doWindozeCycle(wwin, event, False);
1607         break;
1608
1609 #if (defined(__STDC__) && !defined(UNIXCPP)) || defined(ANSICPP)
1610 #define GOTOWORKS(wk)   case WKBD_WORKSPACE##wk:\
1611                         i = (scr->current_workspace/10)*10 + wk - 1;\
1612                         if (wPreferences.ws_advance || i<scr->workspace_count)\
1613                             wWorkspaceChange(scr, i);\
1614                         break
1615 #else
1616 #define GOTOWORKS(wk)   case WKBD_WORKSPACE/**/wk:\
1617                         i = (scr->current_workspace/10)*10 + wk - 1;\
1618                         if (wPreferences.ws_advance || i<scr->workspace_count)\
1619                             wWorkspaceChange(scr, i);\
1620                         break
1621 #endif
1622     GOTOWORKS(1);
1623     GOTOWORKS(2);
1624     GOTOWORKS(3);
1625     GOTOWORKS(4);
1626     GOTOWORKS(5);
1627     GOTOWORKS(6);
1628     GOTOWORKS(7);
1629     GOTOWORKS(8);
1630     GOTOWORKS(9);
1631     GOTOWORKS(10);
1632 #undef GOTOWORKS
1633      case WKBD_NEXTWORKSPACE:
1634         wWorkspaceRelativeChange(scr, 1);
1635         break;
1636      case WKBD_PREVWORKSPACE:
1637         wWorkspaceRelativeChange(scr, -1);
1638         break;
1639      case WKBD_WINDOW1:
1640      case WKBD_WINDOW2:
1641      case WKBD_WINDOW3:
1642      case WKBD_WINDOW4:
1643 #ifdef EXTEND_WINDOWSHORTCUT
1644      case WKBD_WINDOW5:
1645      case WKBD_WINDOW6:
1646      case WKBD_WINDOW7:
1647      case WKBD_WINDOW8:
1648      case WKBD_WINDOW9:
1649      case WKBD_WINDOW10:
1650 #endif
1651
1652 #define INITBAG(bag)  if (bag) WMEmptyBag(bag); else bag = WMCreateBag(4)
1653
1654         index = command-WKBD_WINDOW1;
1655
1656         if (scr->shortcutWindows[index]) {
1657             WMBag *list = scr->shortcutWindows[index];
1658             int cw;
1659             int i;
1660             int count = WMGetBagItemCount(list);
1661             WWindow *twin;
1662
1663             wUnselectWindows(scr);
1664             cw = scr->current_workspace;
1665
1666             for (i = count-1; i >= 0; i--) {
1667                 WWindow *wwin = WMGetFromBag(list, i);
1668
1669                 if (count > 1)
1670                     wWindowChangeWorkspace(wwin, cw);
1671
1672                 wMakeWindowVisible(wwin);
1673
1674                 if (count > 1)
1675                     wSelectWindow(wwin, True);
1676             }
1677
1678             /* rotate the order of windows, to create a cycling effect */
1679             twin = WMGetFromBag(list, 0);
1680             WMDeleteFromBag(list, 0);
1681             WMPutInBag(list, twin);
1682
1683         } else if (wwin && ISMAPPED(wwin) && ISFOCUSED(wwin)) {
1684
1685             INITBAG(scr->shortcutWindows[index]);
1686             WMPutInBag(scr->shortcutWindows[index], wwin);
1687
1688             if (wwin->flags.selected && scr->selected_windows) {
1689                 WMBag *selwins = scr->selected_windows;
1690                 int i;
1691
1692                 for (i = 0; i < WMGetBagItemCount(selwins); i++) {
1693                     WWindow *tmp = WMGetFromBag(selwins, i);
1694
1695                     if (tmp != wwin)
1696                         WMPutInBag(scr->shortcutWindows[index], tmp);
1697                 }
1698             }
1699             wSelectWindow(wwin, !wwin->flags.selected);
1700             XFlush(dpy);
1701             wusleep(3000);
1702             wSelectWindow(wwin, !wwin->flags.selected);
1703             XFlush(dpy);
1704
1705         } else if (scr->selected_windows
1706                    && WMGetBagItemCount(scr->selected_windows)) {
1707
1708             if (wwin->flags.selected && scr->selected_windows) {
1709                 WMBag *selwins = scr->selected_windows;
1710                 int i;
1711
1712                 INITBAG(scr->shortcutWindows[index]);
1713
1714                 for (i = 0; i < WMGetBagItemCount(selwins); i++) {
1715                     WWindow *tmp = WMGetFromBag(selwins, i);
1716
1717                     WMPutInBag(scr->shortcutWindows[index],  tmp);
1718                 }
1719             }
1720         }
1721 #undef INITBAG
1722
1723         break;
1724      case WKBD_NEXTWSLAYER:
1725      case WKBD_PREVWSLAYER:
1726         {
1727             int row, column;
1728
1729             row = scr->current_workspace/10;
1730             column = scr->current_workspace%10;
1731
1732             if (command==WKBD_NEXTWSLAYER) {
1733                 if ((row+1)*10 < scr->workspace_count)
1734                     wWorkspaceChange(scr, column+(row+1)*10);
1735             } else {
1736                 if (row > 0)
1737                     wWorkspaceChange(scr, column+(row-1)*10);
1738             }
1739         }
1740         break;
1741     case WKBD_CLIPLOWER:
1742         if (!wPreferences.flags.noclip)
1743             wDockLower(scr->workspaces[scr->current_workspace]->clip);
1744         break;
1745      case WKBD_CLIPRAISE:
1746         if (!wPreferences.flags.noclip)
1747             wDockRaise(scr->workspaces[scr->current_workspace]->clip);
1748         break;
1749      case WKBD_CLIPRAISELOWER:
1750         if (!wPreferences.flags.noclip)
1751             wDockRaiseLower(scr->workspaces[scr->current_workspace]->clip);
1752         break;
1753 #ifdef KEEP_XKB_LOCK_STATUS
1754      case WKBD_TOGGLE:
1755         if(wPreferences.modelock) {
1756             /*toggle*/
1757             wwin = scr->focused_window;
1758
1759             if (wwin && wwin->flags.mapped
1760                 && wwin->frame->workspace == wwin->screen_ptr->current_workspace
1761                 && !wwin->flags.miniaturized && !wwin->flags.hidden) {
1762                 XkbGetState(dpy,XkbUseCoreKbd,&staterec);
1763
1764                 wwin->frame->languagemode = wwin->frame->last_languagemode;
1765                 wwin->frame->last_languagemode = staterec.group;
1766                 XkbLockGroup(dpy,XkbUseCoreKbd, wwin->frame->languagemode);
1767
1768             }
1769         }
1770         break;
1771 #endif /* KEEP_XKB_LOCK_STATUS */
1772
1773     }
1774 }
1775
1776
1777 static void
1778 handleMotionNotify(XEvent *event)
1779 {
1780     WMenu *menu;
1781     WScreen *scr = wScreenForRootWindow(event->xmotion.root);
1782
1783     if (wPreferences.scrollable_menus) {
1784         if (scr->flags.jump_back_pending ||
1785             event->xmotion.x_root <= 1 ||
1786             event->xmotion.x_root >= (scr->scr_width - 2) ||
1787             event->xmotion.y_root <= 1 ||
1788             event->xmotion.y_root >= (scr->scr_height - 2)) {
1789 #ifdef DEBUG
1790             L("pointer at screen edge");
1791 #endif
1792             menu = wMenuUnderPointer(scr);
1793             if (menu!=NULL)
1794                 wMenuScroll(menu, event);
1795         }
1796     }
1797 #if 0
1798     if (event->xmotion.subwindow == None)
1799         return;
1800
1801     if (scr->scrolledFMaximize != None) {
1802             WWindow *twin;
1803
1804             twin = wWindowFor(scr->scrolledFMaximize);
1805             if (twin && twin->frame_y ==) {
1806
1807
1808             }
1809             scr->scrolledFMaximize = NULL;
1810
1811         } else {
1812
1813     /* scroll full maximized window */
1814     if (event->xmotion.y_root < 1
1815         || event->xmotion.y_root > scr->scr_height - 1) {
1816
1817         wwin = wWindowFor(event->xmotion.subwindow);
1818
1819         if (wwin && (wwin->flags.maximized & MAX_VERTICAL)
1820             && WFLAGP(wwin, full_maximize)
1821             && event->xmotion.x_root >= wwin->frame_x
1822             && event->xmotion.x_root <= wwin->frame_x + wwin->frame->core->width) {
1823
1824             if (!WFLAGP(wwin, no_titlebar)
1825                 && wwin->frame_y <= - wwin->frame->top_width) {
1826
1827                 wWindowMove(wwin, wwin->frame_x, 0);
1828                 wwin->flags.dragged_while_fmaximized = 0;
1829
1830             } else if (!WFLAGP(wwin, no_resizebar)
1831                        && wwin->frame_y + wwin->frame->core->height >=
1832                        scr->scr_height + wwin->frame->bottom_width) {
1833
1834                 int y = scr->scr_height + wwin->frame->bottom_width;
1835
1836                 y = scr->scr_height - wwin->frame_y - wwin->frame->core->height;
1837
1838                 wWindowMove(wwin, wwin->frame_x, y);
1839                 wwin->flags.dragged_while_fmaximized = 0;
1840             }
1841         }
1842     }
1843 #endif
1844 }
1845
1846
1847 static void
1848 handleVisibilityNotify(XEvent *event)
1849 {
1850     WWindow *wwin;
1851
1852     wwin = wWindowFor(event->xvisibility.window);
1853     if (!wwin)
1854         return;
1855     wwin->flags.obscured =
1856         (event->xvisibility.state == VisibilityFullyObscured);
1857 }