openbox/client.c

   1 #include "debug.h"
   2 #include "client.h"
   3 #include "dock.h"
   4 #include "xerror.h"
   5 #include "startup.h"
   6 #include "screen.h"
   7 #include "moveresize.h"
   8 #include "prop.h"
   9 #include "extensions.h"
  10 #include "frame.h"
  11 #include "session.h"
  12 #include "event.h"
  13 #include "grab.h"
  14 #include "focus.h"
  15 #include "stacking.h"
  16 #include "dispatch.h"
  17 #include "openbox.h"
  18 #include "group.h"
  19 #include "config.h"
  20 #include "menu.h"
  21 #include "render/render.h"
  22
  23 #include <glib.h>
  24 #include <X11/Xutil.h>
  25
  26 /*! The event mask to grab on client windows */
  27 #define CLIENT_EVENTMASK (PropertyChangeMask | FocusChangeMask | \
  28                           StructureNotifyMask)
  29
  30 #define CLIENT_NOPROPAGATEMASK (ButtonPressMask | ButtonReleaseMask | \
  31                                 ButtonMotionMask)
  32
  33 GList      *client_list      = NULL;
  34
  35 static void client_get_all(ObClient *self);
  36 static void client_toggle_border(ObClient *self, gboolean show);
  37 static void client_get_area(ObClient *self);
  38 static void client_get_desktop(ObClient *self);
  39 static void client_get_state(ObClient *self);
  40 static void client_get_shaped(ObClient *self);
  41 static void client_get_mwm_hints(ObClient *self);
  42 static void client_get_gravity(ObClient *self);
  43 static void client_showhide(ObClient *self);
  44 static void client_change_allowed_actions(ObClient *self);
  45 static void client_change_state(ObClient *self);
  46 static void client_apply_startup_state(ObClient *self);
  47 static void client_restore_session_state(ObClient *self);
  48
  49 void client_startup()
  50 {
  51     client_set_list();
  52 }
  53
  54 void client_shutdown()
  55 {
  56 }
  57
  58 void client_set_list()
  59 {
  60     Window *windows, *win_it;
  61     GList *it;
  62     guint size = g_list_length(client_list);
  63
  64     /* create an array of the window ids */
  65     if (size > 0) {
  66         windows = g_new(Window, size);
  67         win_it = windows;
  68         for (it = client_list; it != NULL; it = it->next, ++win_it)
  69             *win_it = ((ObClient*)it->data)->window;
  70     } else
  71         windows = NULL;
  72
  73     PROP_SETA32(RootWindow(ob_display, ob_screen),
  74                 net_client_list, window, (guint32*)windows, size);
  75
  76     if (windows)
  77         g_free(windows);
  78
  79     stacking_set_list();
  80 }
  81
  82 /*
  83 void client_foreach_transient(ObClient *self, ObClientForeachFunc func, void *data)
  84 {
  85     GSList *it;
  86
  87     for (it = self->transients; it; it = it->next) {
  88         if (!func(it->data, data)) return;
  89         client_foreach_transient(it->data, func, data);
  90     }
  91 }
  92
  93 void client_foreach_ancestor(ObClient *self, ObClientForeachFunc func, void *data)
  94 {
  95     if (self->transient_for) {
  96         if (self->transient_for != OB_TRAN_GROUP) {
  97             if (!func(self->transient_for, data)) return;
  98             client_foreach_ancestor(self->transient_for, func, data);
  99         } else {
 100             GSList *it;
 101
 102             for (it = self->group->members; it; it = it->next)
 103                 if (it->data != self &&
 104                     !((ObClient*)it->data)->transient_for) {
 105                     if (!func(it->data, data)) return;
 106                     client_foreach_ancestor(it->data, func, data);
 107                 }
 108         }
 109     }
 110 }
 111 */
 112
 113 void client_manage_all()
 114 {
 115     unsigned int i, j, nchild;
 116     Window w, *children;
 117     XWMHints *wmhints;
 118     XWindowAttributes attrib;
 119
 120     XQueryTree(ob_display, RootWindow(ob_display, ob_screen),
 121                &w, &w, &children, &nchild);
 122
 123     /* remove all icon windows from the list */
 124     for (i = 0; i < nchild; i++) {
 125         if (children[i] == None) continue;
 126         wmhints = XGetWMHints(ob_display, children[i]);
 127         if (wmhints) {
 128             if ((wmhints->flags & IconWindowHint) &&
 129                 (wmhints->icon_window != children[i]))
 130                 for (j = 0; j < nchild; j++)
 131                     if (children[j] == wmhints->icon_window) {
 132                         children[j] = None;
 133                         break;
 134                     }
 135             XFree(wmhints);
 136         }
 137     }
 138
 139     for (i = 0; i < nchild; ++i) {
 140         if (children[i] == None)
 141             continue;
 142         if (XGetWindowAttributes(ob_display, children[i], &attrib)) {
 143             if (attrib.override_redirect) continue;
 144
 145             if (attrib.map_state != IsUnmapped)
 146                 client_manage(children[i]);
 147         }
 148     }
 149     XFree(children);
 150
 151     /* stack them as they were on startup!
 152        why with stacking_lower? Why, because then windows who aren't in the
 153        stacking list are on the top where you can see them instead of buried
 154        at the bottom! */
 155     for (i = startup_stack_size; i > 0; --i) {
 156         ObWindow *obw;
 157
 158         w = startup_stack_order[i-1];
 159         obw = g_hash_table_lookup(window_map, &w);
 160         if (obw) {
 161             g_assert(WINDOW_IS_CLIENT(obw));
 162             stacking_lower(CLIENT_AS_WINDOW(obw));
 163         }
 164     }
 165     g_free(startup_stack_order);
 166     startup_stack_order = NULL;
 167     startup_stack_size = 0;
 168
 169     if (config_focus_new) {
 170         ObWindow *active;
 171
 172         active = g_hash_table_lookup(window_map, &startup_active);
 173         if (active) {
 174             g_assert(WINDOW_IS_CLIENT(active));
 175             if (!client_focus(WINDOW_AS_CLIENT(active)))
 176                 focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
 177         } else
 178             focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
 179     }
 180 }
 181
 182 void client_manage(Window window)
 183 {
 184     ObClient *self;
 185     XEvent e;
 186     XWindowAttributes attrib;
 187     XSetWindowAttributes attrib_set;
 188     XWMHints *wmhint;
 189     gboolean activate = FALSE;
 190
 191     grab_server(TRUE);
 192
 193     /* check if it has already been unmapped by the time we started mapping
 194        the grab does a sync so we don't have to here */
 195     if (XCheckTypedWindowEvent(ob_display, window, DestroyNotify, &e) ||
 196         XCheckTypedWindowEvent(ob_display, window, UnmapNotify, &e)) {
 197         XPutBackEvent(ob_display, &e);
 198
 199         grab_server(FALSE);
 200         return; /* don't manage it */
 201     }
 202
 203     /* make sure it isn't an override-redirect window */
 204     if (!XGetWindowAttributes(ob_display, window, &attrib) ||
 205         attrib.override_redirect) {
 206         grab_server(FALSE);
 207         return; /* don't manage it */
 208     }
 209
 210     /* is the window a docking app */
 211     if ((wmhint = XGetWMHints(ob_display, window))) {
 212         if ((wmhint->flags & StateHint) &&
 213             wmhint->initial_state == WithdrawnState) {
 214             dock_add(window, wmhint);
 215             grab_server(FALSE);
 216             XFree(wmhint);
 217             return;
 218         }
 219         XFree(wmhint);
 220     }
 221
 222     ob_debug("Managing window: %lx\n", window);
 223
 224     /* choose the events we want to receive on the CLIENT window */
 225     attrib_set.event_mask = CLIENT_EVENTMASK;
 226     attrib_set.do_not_propagate_mask = CLIENT_NOPROPAGATEMASK;
 227     XChangeWindowAttributes(ob_display, window,
 228                             CWEventMask|CWDontPropagate, &attrib_set);
 229
 230
 231     /* create the ObClient struct, and populate it from the hints on the
 232        window */
 233     self = g_new(ObClient, 1);
 234     self->obwin.type = Window_Client;
 235     self->window = window;
 236
 237     client_get_all(self);
 238     client_restore_session_state(self);
 239
 240     client_change_state(self);
 241
 242     /* remove the client's border (and adjust re gravity) */
 243     client_toggle_border(self, FALSE);
 244
 245     /* specify that if we exit, the window should not be destroyed and should
 246        be reparented back to root automatically */
 247     XChangeSaveSet(ob_display, window, SetModeInsert);
 248
 249     /* create the decoration frame for the client window */
 250     self->frame = frame_new();
 251
 252     frame_grab_client(self->frame, self);
 253
 254     client_apply_startup_state(self);
 255
 256     grab_server(FALSE);
 257
 258     /* update the focus lists */
 259     focus_order_add_new(self);
 260
 261     stacking_add(CLIENT_AS_WINDOW(self));
 262
 263     /* focus the new window? */
 264     if (ob_state() != OB_STATE_STARTING && config_focus_new &&
 265         /* note the check against Type_Normal/Dialog, not client_normal(self),
 266            which would also include other types. in this case we want more
 267            strict rules for focus */
 268         (self->type == OB_CLIENT_TYPE_NORMAL ||
 269          self->type == OB_CLIENT_TYPE_DIALOG))
 270     {
 271         if (self->desktop != screen_desktop) {
 272             /* activate the window */
 273             activate = TRUE;
 274         } else {
 275             gboolean group_foc = FALSE;
 276
 277             if (self->group) {
 278                 GSList *it;
 279
 280                 for (it = self->group->members; it; it = it->next)
 281                 {
 282                     if (client_focused(it->data))
 283                     {
 284                         group_foc = TRUE;
 285                         break;
 286                     }
 287                 }
 288             }
 289             if ((group_foc ||
 290                  (!self->transient_for && (!self->group ||
 291                                            !self->group->members->next))) ||
 292                 client_search_focus_tree_full(self) ||
 293                 !focus_client ||
 294                 !client_normal(focus_client))
 295             {
 296                 /* activate the window */
 297                 activate = TRUE;
 298             }
 299         }
 300     }
 301
 302     dispatch_client(Event_Client_New, self, 0, 0);
 303
 304     /* make sure the window is visible */
 305     client_move_onscreen(self, TRUE);
 306
 307     screen_update_areas();
 308
 309     client_showhide(self);
 310
 311     /* use client_focus instead of client_activate cuz client_activate does
 312        stuff like switch desktops etc and I'm not interested in all that when
 313        a window maps since its not based on an action from the user like
 314        clicking a window to activate is. so keep the new window out of the way
 315        but do focus it. */
 316     if (activate) client_focus(self);
 317
 318     /* client_activate does this but we aret using it so we have to do it
 319        here as well */
 320     if (screen_showing_desktop)
 321         screen_show_desktop(FALSE);
 322
 323     /* add to client list/map */
 324     client_list = g_list_append(client_list, self);
 325     g_hash_table_insert(window_map, &self->window, self);
 326
 327     /* update the list hints */
 328     client_set_list();
 329
 330     dispatch_client(Event_Client_Mapped, self, 0, 0);
 331
 332     ob_debug("Managed window 0x%lx (%s)\n", window, self->class);
 333 }
 334
 335 void client_unmanage_all()
 336 {
 337     while (client_list != NULL)
 338         client_unmanage(client_list->data);
 339 }
 340
 341 /* called by client_unmanage() to close any menus referencing this client */
 342 void client_close_menus(gpointer key, gpointer value, gpointer self)
 343 {
 344     if (((ObMenu *)value)->client == (ObClient *)self)
 345         menu_hide((ObMenu *)value);
 346 }
 347
 348 void client_unmanage(ObClient *self)
 349 {
 350     guint j;
 351     GSList *it;
 352
 353     ob_debug("Unmanaging window: %lx (%s)\n", self->window, self->class);
 354
 355     dispatch_client(Event_Client_Destroy, self, 0, 0);
 356     g_assert(self != NULL);
 357
 358     /* remove the window from our save set */
 359     XChangeSaveSet(ob_display, self->window, SetModeDelete);
 360
 361     /* we dont want events no more */
 362     XSelectInput(ob_display, self->window, NoEventMask);
 363
 364     frame_hide(self->frame);
 365
 366     client_list = g_list_remove(client_list, self);
 367     stacking_remove(self);
 368     g_hash_table_remove(window_map, &self->window);
 369
 370     /* update the focus lists */
 371     focus_order_remove(self);
 372
 373     /* once the client is out of the list, update the struts to remove it's
 374        influence */
 375     screen_update_areas();
 376
 377     /* tell our parent(s) that we're gone */
 378     if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
 379         GSList *it;
 380
 381         for (it = self->group->members; it; it = it->next)
 382             if (it->data != self)
 383                 ((ObClient*)it->data)->transients =
 384                     g_slist_remove(((ObClient*)it->data)->transients, self);
 385     } else if (self->transient_for) {        /* transient of window */
 386         self->transient_for->transients =
 387             g_slist_remove(self->transient_for->transients, self);
 388     }
 389
 390     /* tell our transients that we're gone */
 391     for (it = self->transients; it != NULL; it = it->next) {
 392         if (((ObClient*)it->data)->transient_for != OB_TRAN_GROUP) {
 393             ((ObClient*)it->data)->transient_for = NULL;
 394             client_calc_layer(it->data);
 395         }
 396     }
 397
 398     if (moveresize_client == self)
 399         moveresize_end(TRUE);
 400
 401     /* close any windows that are attached to this window */
 402     g_hash_table_foreach(menu_hash, client_close_menus, self);
 403
 404
 405     if (focus_client == self) {
 406         XEvent e;
 407
 408         /* focus the last focused window on the desktop, and ignore enter
 409            events from the unmap so it doesnt mess with the focus */
 410         while (XCheckTypedEvent(ob_display, EnterNotify, &e));
 411         client_unfocus(self);
 412     }
 413
 414     /* remove from its group */
 415     if (self->group) {
 416         group_remove(self->group, self);
 417         self->group = NULL;
 418     }
 419
 420     /* dispatch the unmapped event */
 421     dispatch_client(Event_Client_Unmapped, self, 0, 0);
 422     g_assert(self != NULL);
 423
 424     /* give the client its border back */
 425     client_toggle_border(self, TRUE);
 426
 427     /* reparent the window out of the frame, and free the frame */
 428     frame_release_client(self->frame, self);
 429     self->frame = NULL;
 430
 431     if (ob_state() != OB_STATE_EXITING) {
 432         /* these values should not be persisted across a window
 433            unmapping/mapping */
 434         PROP_ERASE(self->window, net_wm_desktop);
 435         PROP_ERASE(self->window, net_wm_state);
 436         PROP_ERASE(self->window, wm_state);
 437     } else {
 438         /* if we're left in an iconic state, the client wont be mapped. this is
 439            bad, since we will no longer be managing the window on restart */
 440         if (self->iconic)
 441             XMapWindow(ob_display, self->window);
 442     }
 443
 444
 445     ob_debug("Unmanaged window 0x%lx\n", self->window);
 446
 447     /* free all data allocated in the client struct */
 448     g_slist_free(self->transients);
 449     for (j = 0; j < self->nicons; ++j)
 450         g_free(self->icons[j].data);
 451     if (self->nicons > 0)
 452         g_free(self->icons);
 453     g_free(self->title);
 454     g_free(self->icon_title);
 455     g_free(self->name);
 456     g_free(self->class);
 457     g_free(self->role);
 458     g_free(self);
 459
 460     /* update the list hints */
 461     client_set_list();
 462 }
 463
 464 static void client_restore_session_state(ObClient *self)
 465 {
 466     ObSessionState *s;
 467
 468     s = session_state_find(self);
 469     if (!(s)) return;
 470
 471     RECT_SET(self->area, s->x, s->y, s->w, s->h);
 472     self->positioned = TRUE;
 473     XResizeWindow(ob_display, self->window, s->w, s->h);
 474
 475     self->desktop = s->desktop == DESKTOP_ALL ? s->desktop :
 476         MIN(screen_num_desktops - 1, s->desktop);
 477     PROP_SET32(self->window, net_wm_desktop, cardinal, self->desktop);
 478
 479     self->shaded = s->shaded;
 480     self->iconic = s->iconic;
 481     self->skip_pager = s->skip_pager;
 482     self->skip_taskbar = s->skip_taskbar;
 483     self->fullscreen = s->fullscreen;
 484     self->above = s->above;
 485     self->below = s->below;
 486     self->max_horz = s->max_horz;
 487     self->max_vert = s->max_vert;
 488
 489     session_state_free(s);
 490 }
 491
 492 void client_move_onscreen(ObClient *self, gboolean rude)
 493 {
 494     int x = self->area.x;
 495     int y = self->area.y;
 496     if (client_find_onscreen(self, &x, &y,
 497                              self->frame->area.width,
 498                              self->frame->area.height, rude)) {
 499         client_configure(self, OB_CORNER_TOPLEFT, x, y,
 500                          self->area.width, self->area.height,
 501                          TRUE, TRUE);
 502     }
 503 }
 504
 505 gboolean client_find_onscreen(ObClient *self, int *x, int *y, int w, int h,
 506                               gboolean rude)
 507 {
 508     Rect *a;
 509     int ox = *x, oy = *y;
 510
 511     frame_client_gravity(self->frame, x, y); /* get where the frame
 512                                                 would be */
 513
 514     /* XXX watch for xinerama dead areas */
 515
 516     a = screen_area(self->desktop);
 517     if (!self->strut.right && *x >= a->x + a->width - 1)
 518         *x = a->x + a->width - self->frame->area.width;
 519     if (!self->strut.bottom && *y >= a->y + a->height - 1)
 520         *y = a->y + a->height - self->frame->area.height;
 521     if (!self->strut.left && *x + self->frame->area.width - 1 < a->x)
 522         *x = a->x;
 523     if (!self->strut.top && *y + self->frame->area.height - 1 < a->y)
 524         *y = a->y;
 525
 526     if (rude) {
 527         /* this is my MOZILLA BITCHSLAP. oh ya it fucking feels good.
 528            Java can suck it too. */
 529
 530         /* dont let windows map/move into the strut unless they
 531            are bigger than the available area */
 532         if (w <= a->width) {
 533             if (!self->strut.left && *x < a->x) *x = a->x;
 534             if (!self->strut.right && *x + w > a->x + a->width)
 535                 *x = a->x + a->width - w;
 536         }
 537         if (h <= a->height) {
 538             if (!self->strut.top && *y < a->y) *y = a->y;
 539             if (!self->strut.bottom && *y + h > a->y + a->height)
 540                 *y = a->y + a->height - h;
 541         }
 542     }
 543
 544     frame_frame_gravity(self->frame, x, y); /* get where the client
 545                                                should be */
 546
 547     return ox != *x || oy != *y;
 548 }
 549
 550 static void client_toggle_border(ObClient *self, gboolean show)
 551 {
 552     /* adjust our idea of where the client is, based on its border. When the
 553        border is removed, the client should now be considered to be in a
 554        different position.
 555        when re-adding the border to the client, the same operation needs to be
 556        reversed. */
 557     int oldx = self->area.x, oldy = self->area.y;
 558     int x = oldx, y = oldy;
 559     switch(self->gravity) {
 560     default:
 561     case NorthWestGravity:
 562     case WestGravity:
 563     case SouthWestGravity:
 564         break;
 565     case NorthEastGravity:
 566     case EastGravity:
 567     case SouthEastGravity:
 568         if (show) x -= self->border_width * 2;
 569         else      x += self->border_width * 2;
 570         break;
 571     case NorthGravity:
 572     case SouthGravity:
 573     case CenterGravity:
 574     case ForgetGravity:
 575     case StaticGravity:
 576         if (show) x -= self->border_width;
 577         else      x += self->border_width;
 578         break;
 579     }
 580     switch(self->gravity) {
 581     default:
 582     case NorthWestGravity:
 583     case NorthGravity:
 584     case NorthEastGravity:
 585         break;
 586     case SouthWestGravity:
 587     case SouthGravity:
 588     case SouthEastGravity:
 589         if (show) y -= self->border_width * 2;
 590         else      y += self->border_width * 2;
 591         break;
 592     case WestGravity:
 593     case EastGravity:
 594     case CenterGravity:
 595     case ForgetGravity:
 596     case StaticGravity:
 597         if (show) y -= self->border_width;
 598         else      y += self->border_width;
 599         break;
 600     }
 601     self->area.x = x;
 602     self->area.y = y;
 603
 604     if (show) {
 605         XSetWindowBorderWidth(ob_display, self->window, self->border_width);
 606
 607         /* move the client so it is back it the right spot _with_ its
 608            border! */
 609         if (x != oldx || y != oldy)
 610             XMoveWindow(ob_display, self->window, x, y);
 611     } else
 612         XSetWindowBorderWidth(ob_display, self->window, 0);
 613 }
 614
 615
 616 static void client_get_all(ObClient *self)
 617 {
 618     /* update EVERYTHING!! */
 619
 620     self->ignore_unmaps = 0;
 621
 622     /* defaults */
 623     self->frame = NULL;
 624     self->title = self->icon_title = NULL;
 625     self->title_count = 1;
 626     self->name = self->class = self->role = NULL;
 627     self->wmstate = NormalState;
 628     self->transient = FALSE;
 629     self->transients = NULL;
 630     self->transient_for = NULL;
 631     self->layer = -1;
 632     self->urgent = FALSE;
 633     self->positioned = FALSE;
 634     self->decorate = TRUE;
 635     self->group = NULL;
 636     self->nicons = 0;
 637
 638     client_get_area(self);
 639     client_update_transient_for(self);
 640     client_update_wmhints(self);
 641     client_get_desktop(self);
 642     client_get_state(self);
 643     client_get_shaped(self);
 644
 645     client_get_mwm_hints(self);
 646     client_get_type(self);/* this can change the mwmhints for special cases */
 647
 648     client_update_protocols(self);
 649
 650     client_get_gravity(self); /* get the attribute gravity */
 651     client_update_normal_hints(self); /* this may override the attribute
 652                                          gravity */
 653
 654     /* got the type, the mwmhints, the protocols, and the normal hints
 655        (min/max sizes), so we're ready to set up the decorations/functions */
 656     client_setup_decor_and_functions(self);
 657
 658     client_update_title(self);
 659     client_update_class(self);
 660     client_update_strut(self);
 661     client_update_icons(self);
 662 }
 663
 664 static void client_get_area(ObClient *self)
 665 {
 666     XWindowAttributes wattrib;
 667     Status ret;
 668
 669     ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
 670     g_assert(ret != BadWindow);
 671
 672     RECT_SET(self->area, wattrib.x, wattrib.y, wattrib.width, wattrib.height);
 673     self->border_width = wattrib.border_width;
 674 }
 675
 676 static void client_get_desktop(ObClient *self)
 677 {
 678     guint32 d = screen_num_desktops; /* an always-invalid value */
 679
 680     if (PROP_GET32(self->window, net_wm_desktop, cardinal, &d)) {
 681         if (d >= screen_num_desktops && d != DESKTOP_ALL)
 682             self->desktop = screen_num_desktops - 1;
 683         else
 684             self->desktop = d;
 685     } else {
 686         gboolean trdesk = FALSE;
 687
 688        if (self->transient_for) {
 689            if (self->transient_for != OB_TRAN_GROUP) {
 690                 self->desktop = self->transient_for->desktop;
 691                 trdesk = TRUE;
 692             } else {
 693                 GSList *it;
 694
 695                 for (it = self->group->members; it; it = it->next)
 696                     if (it->data != self &&
 697                         !((ObClient*)it->data)->transient_for) {
 698                         self->desktop = ((ObClient*)it->data)->desktop;
 699                         trdesk = TRUE;
 700                         break;
 701                     }
 702             }
 703        }
 704        if (!trdesk)
 705            /* defaults to the current desktop */
 706            self->desktop = screen_desktop;
 707     }
 708     if (self->desktop != d) {
 709         /* set the desktop hint, to make sure that it always exists */
 710         PROP_SET32(self->window, net_wm_desktop, cardinal, self->desktop);
 711     }
 712 }
 713
 714 static void client_get_state(ObClient *self)
 715 {
 716     guint32 *state;
 717     guint num;
 718
 719     self->modal = self->shaded = self->max_horz = self->max_vert =
 720         self->fullscreen = self->above = self->below = self->iconic =
 721         self->skip_taskbar = self->skip_pager = FALSE;
 722
 723     if (PROP_GETA32(self->window, net_wm_state, atom, &state, &num)) {
 724         gulong i;
 725         for (i = 0; i < num; ++i) {
 726             if (state[i] == prop_atoms.net_wm_state_modal)
 727                 self->modal = TRUE;
 728             else if (state[i] == prop_atoms.net_wm_state_shaded)
 729                 self->shaded = TRUE;
 730             else if (state[i] == prop_atoms.net_wm_state_hidden)
 731                 self->iconic = TRUE;
 732             else if (state[i] == prop_atoms.net_wm_state_skip_taskbar)
 733                 self->skip_taskbar = TRUE;
 734             else if (state[i] == prop_atoms.net_wm_state_skip_pager)
 735                 self->skip_pager = TRUE;
 736             else if (state[i] == prop_atoms.net_wm_state_fullscreen)
 737                 self->fullscreen = TRUE;
 738             else if (state[i] == prop_atoms.net_wm_state_maximized_vert)
 739                 self->max_vert = TRUE;
 740             else if (state[i] == prop_atoms.net_wm_state_maximized_horz)
 741                 self->max_horz = TRUE;
 742             else if (state[i] == prop_atoms.net_wm_state_above)
 743                 self->above = TRUE;
 744             else if (state[i] == prop_atoms.net_wm_state_below)
 745                 self->below = TRUE;
 746         }
 747
 748         g_free(state);
 749     }
 750 }
 751
 752 static void client_get_shaped(ObClient *self)
 753 {
 754     self->shaped = FALSE;
 755 #ifdef   SHAPE
 756     if (extensions_shape) {
 757         int foo;
 758         guint ufoo;
 759         int s;
 760
 761         XShapeSelectInput(ob_display, self->window, ShapeNotifyMask);
 762
 763         XShapeQueryExtents(ob_display, self->window, &s, &foo,
 764                            &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo,
 765                            &ufoo);
 766         self->shaped = (s != 0);
 767     }
 768 #endif
 769 }
 770
 771 void client_update_transient_for(ObClient *self)
 772 {
 773     Window t = None;
 774     ObClient *target = NULL;
 775
 776     if (XGetTransientForHint(ob_display, self->window, &t)) {
 777         self->transient = TRUE;
 778         if (t != self->window) { /* cant be transient to itself! */
 779             target = g_hash_table_lookup(window_map, &t);
 780             /* if this happens then we need to check for it*/
 781             g_assert(target != self);
 782             g_assert(!target || WINDOW_IS_CLIENT(target));
 783
 784             if (!target && self->group) {
 785                 /* not transient to a client, see if it is transient for a
 786                    group */
 787                 if (t == self->group->leader ||
 788                     t == None ||
 789                     t == RootWindow(ob_display, ob_screen)) {
 790                     /* window is a transient for its group! */
 791                     target = OB_TRAN_GROUP;
 792                 }
 793             }
 794         }
 795     } else
 796         self->transient = FALSE;
 797
 798     /* if anything has changed... */
 799     if (target != self->transient_for) {
 800         if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
 801             GSList *it;
 802
 803             /* remove from old parents */
 804             for (it = self->group->members; it; it = g_slist_next(it)) {
 805                 ObClient *c = it->data;
 806                 if (c != self && !c->transient_for)
 807                     c->transients = g_slist_remove(c->transients, self);
 808             }
 809         } else if (self->transient_for != NULL) { /* transient of window */
 810             /* remove from old parent */
 811             self->transient_for->transients =
 812                 g_slist_remove(self->transient_for->transients, self);
 813         }
 814         self->transient_for = target;
 815         if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
 816             GSList *it;
 817
 818             /* add to new parents */
 819             for (it = self->group->members; it; it = g_slist_next(it)) {
 820                 ObClient *c = it->data;
 821                 if (c != self && !c->transient_for)
 822                     c->transients = g_slist_append(c->transients, self);
 823             }
 824
 825             /* remove all transients which are in the group, that causes
 826                circlular pointer hell of doom */
 827             for (it = self->group->members; it; it = g_slist_next(it)) {
 828                 GSList *sit, *next;
 829                 for (sit = self->transients; sit; sit = next) {
 830                     next = g_slist_next(sit);
 831                     if (sit->data == it->data)
 832                         self->transients =
 833                             g_slist_delete_link(self->transients, sit);
 834                 }
 835             }
 836         } else if (self->transient_for != NULL) { /* transient of window */
 837             /* add to new parent */
 838             self->transient_for->transients =
 839                 g_slist_append(self->transient_for->transients, self);
 840         }
 841     }
 842 }
 843
 844 static void client_get_mwm_hints(ObClient *self)
 845 {
 846     guint num;
 847     guint32 *hints;
 848
 849     self->mwmhints.flags = 0; /* default to none */
 850
 851     if (PROP_GETA32(self->window, motif_wm_hints, motif_wm_hints,
 852                     &hints, &num)) {
 853         if (num >= OB_MWM_ELEMENTS) {
 854             self->mwmhints.flags = hints[0];
 855             self->mwmhints.functions = hints[1];
 856             self->mwmhints.decorations = hints[2];
 857         }
 858         g_free(hints);
 859     }
 860 }
 861
 862 void client_get_type(ObClient *self)
 863 {
 864     guint num, i;
 865     guint32 *val;
 866
 867     self->type = -1;
 868
 869     if (PROP_GETA32(self->window, net_wm_window_type, atom, &val, &num)) {
 870         /* use the first value that we know about in the array */
 871         for (i = 0; i < num; ++i) {
 872             if (val[i] == prop_atoms.net_wm_window_type_desktop)
 873                 self->type = OB_CLIENT_TYPE_DESKTOP;
 874             else if (val[i] == prop_atoms.net_wm_window_type_dock)
 875                 self->type = OB_CLIENT_TYPE_DOCK;
 876             else if (val[i] == prop_atoms.net_wm_window_type_toolbar)
 877                 self->type = OB_CLIENT_TYPE_TOOLBAR;
 878             else if (val[i] == prop_atoms.net_wm_window_type_menu)
 879                 self->type = OB_CLIENT_TYPE_MENU;
 880             else if (val[i] == prop_atoms.net_wm_window_type_utility)
 881                 self->type = OB_CLIENT_TYPE_UTILITY;
 882             else if (val[i] == prop_atoms.net_wm_window_type_splash)
 883                 self->type = OB_CLIENT_TYPE_SPLASH;
 884             else if (val[i] == prop_atoms.net_wm_window_type_dialog)
 885                 self->type = OB_CLIENT_TYPE_DIALOG;
 886             else if (val[i] == prop_atoms.net_wm_window_type_normal)
 887                 self->type = OB_CLIENT_TYPE_NORMAL;
 888             else if (val[i] == prop_atoms.kde_net_wm_window_type_override) {
 889                 /* prevent this window from getting any decor or
 890                    functionality */
 891                 self->mwmhints.flags &= (OB_MWM_FLAG_FUNCTIONS |
 892                                          OB_MWM_FLAG_DECORATIONS);
 893                 self->mwmhints.decorations = 0;
 894                 self->mwmhints.functions = 0;
 895             }
 896             if (self->type != (ObClientType) -1)
 897                 break; /* grab the first legit type */
 898         }
 899         g_free(val);
 900     }
 901
 902     if (self->type == (ObClientType) -1) {
 903         /*the window type hint was not set, which means we either classify
 904           ourself as a normal window or a dialog, depending on if we are a
 905           transient. */
 906         if (self->transient)
 907             self->type = OB_CLIENT_TYPE_DIALOG;
 908         else
 909             self->type = OB_CLIENT_TYPE_NORMAL;
 910     }
 911 }
 912
 913 void client_update_protocols(ObClient *self)
 914 {
 915     guint32 *proto;
 916     guint num_return, i;
 917
 918     self->focus_notify = FALSE;
 919     self->delete_window = FALSE;
 920
 921     if (PROP_GETA32(self->window, wm_protocols, atom, &proto, &num_return)) {
 922         for (i = 0; i < num_return; ++i) {
 923             if (proto[i] == prop_atoms.wm_delete_window) {
 924                 /* this means we can request the window to close */
 925                 self->delete_window = TRUE;
 926             } else if (proto[i] == prop_atoms.wm_take_focus)
 927                 /* if this protocol is requested, then the window will be
 928                    notified whenever we want it to receive focus */
 929                 self->focus_notify = TRUE;
 930         }
 931         g_free(proto);
 932     }
 933 }
 934
 935 static void client_get_gravity(ObClient *self)
 936 {
 937     XWindowAttributes wattrib;
 938     Status ret;
 939
 940     ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
 941     g_assert(ret != BadWindow);
 942     self->gravity = wattrib.win_gravity;
 943 }
 944
 945 void client_update_normal_hints(ObClient *self)
 946 {
 947     XSizeHints size;
 948     long ret;
 949     int oldgravity = self->gravity;
 950
 951     /* defaults */
 952     self->min_ratio = 0.0f;
 953     self->max_ratio = 0.0f;
 954     SIZE_SET(self->size_inc, 1, 1);
 955     SIZE_SET(self->base_size, 0, 0);
 956     SIZE_SET(self->min_size, 0, 0);
 957     SIZE_SET(self->max_size, G_MAXINT, G_MAXINT);
 958
 959     /* get the hints from the window */
 960     if (XGetWMNormalHints(ob_display, self->window, &size, &ret)) {
 961         self->positioned = !!(size.flags & (PPosition|USPosition));
 962
 963         if (size.flags & PWinGravity) {
 964             self->gravity = size.win_gravity;
 965
 966             /* if the client has a frame, i.e. has already been mapped and
 967                is changing its gravity */
 968             if (self->frame && self->gravity != oldgravity) {
 969                 /* move our idea of the client's position based on its new
 970                    gravity */
 971                 self->area.x = self->frame->area.x;
 972                 self->area.y = self->frame->area.y;
 973                 frame_frame_gravity(self->frame, &self->area.x, &self->area.y);
 974             }
 975         }
 976
 977         if (size.flags & PAspect) {
 978             if (size.min_aspect.y)
 979                 self->min_ratio = (float)size.min_aspect.x / size.min_aspect.y;
 980             if (size.max_aspect.y)
 981                 self->max_ratio = (float)size.max_aspect.x / size.max_aspect.y;
 982         }
 983
 984         if (size.flags & PMinSize)
 985             SIZE_SET(self->min_size, size.min_width, size.min_height);
 986
 987         if (size.flags & PMaxSize)
 988             SIZE_SET(self->max_size, size.max_width, size.max_height);
 989
 990         if (size.flags & PBaseSize)
 991             SIZE_SET(self->base_size, size.base_width, size.base_height);
 992
 993         if (size.flags & PResizeInc)
 994             SIZE_SET(self->size_inc, size.width_inc, size.height_inc);
 995     }
 996 }
 997
 998 void client_setup_decor_and_functions(ObClient *self)
 999 {
1000     /* start with everything (cept fullscreen) */
1001     self->decorations = (OB_FRAME_DECOR_TITLEBAR |
1002                          OB_FRAME_DECOR_HANDLE |
1003                          OB_FRAME_DECOR_GRIPS |
1004                          OB_FRAME_DECOR_BORDER |
1005                          OB_FRAME_DECOR_ICON |
1006                          OB_FRAME_DECOR_ALLDESKTOPS |
1007                          OB_FRAME_DECOR_ICONIFY |
1008                          OB_FRAME_DECOR_MAXIMIZE |
1009                          OB_FRAME_DECOR_SHADE);
1010     self->functions = (OB_CLIENT_FUNC_RESIZE |
1011                        OB_CLIENT_FUNC_MOVE |
1012                        OB_CLIENT_FUNC_ICONIFY |
1013                        OB_CLIENT_FUNC_MAXIMIZE |
1014                        OB_CLIENT_FUNC_SHADE);
1015     if (self->delete_window) {
1016         self->functions |= OB_CLIENT_FUNC_CLOSE;
1017         self->decorations |= OB_FRAME_DECOR_CLOSE;
1018     }
1019
1020     if (!(self->min_size.width < self->max_size.width ||
1021           self->min_size.height < self->max_size.height))
1022         self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1023
1024     switch (self->type) {
1025     case OB_CLIENT_TYPE_NORMAL:
1026         /* normal windows retain all of the possible decorations and
1027            functionality, and are the only windows that you can fullscreen */
1028         self->functions |= OB_CLIENT_FUNC_FULLSCREEN;
1029         break;
1030
1031     case OB_CLIENT_TYPE_DIALOG:
1032     case OB_CLIENT_TYPE_UTILITY:
1033         /* these windows cannot be maximized */
1034         self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1035         break;
1036
1037     case OB_CLIENT_TYPE_MENU:
1038     case OB_CLIENT_TYPE_TOOLBAR:
1039         /* these windows get less functionality */
1040         self->functions &= ~(OB_CLIENT_FUNC_ICONIFY | OB_CLIENT_FUNC_RESIZE);
1041         break;
1042
1043     case OB_CLIENT_TYPE_DESKTOP:
1044     case OB_CLIENT_TYPE_DOCK:
1045     case OB_CLIENT_TYPE_SPLASH:
1046         /* none of these windows are manipulated by the window manager */
1047         self->decorations = 0;
1048         self->functions = 0;
1049         break;
1050     }
1051
1052     /* Mwm Hints are applied subtractively to what has already been chosen for
1053        decor and functionality */
1054     if (self->mwmhints.flags & OB_MWM_FLAG_DECORATIONS) {
1055         if (! (self->mwmhints.decorations & OB_MWM_DECOR_ALL)) {
1056             if (! ((self->mwmhints.decorations & OB_MWM_DECOR_HANDLE) ||
1057                    (self->mwmhints.decorations & OB_MWM_DECOR_TITLE)))
1058                 /* if the mwm hints request no handle or title, then all
1059                    decorations are disabled */
1060                 self->decorations = 0;
1061         }
1062     }
1063
1064     if (self->mwmhints.flags & OB_MWM_FLAG_FUNCTIONS) {
1065         if (! (self->mwmhints.functions & OB_MWM_FUNC_ALL)) {
1066             if (! (self->mwmhints.functions & OB_MWM_FUNC_RESIZE))
1067                 self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1068             if (! (self->mwmhints.functions & OB_MWM_FUNC_MOVE))
1069                 self->functions &= ~OB_CLIENT_FUNC_MOVE;
1070             /* dont let mwm hints kill any buttons
1071             if (! (self->mwmhints.functions & OB_MWM_FUNC_ICONIFY))
1072                 self->functions &= ~OB_CLIENT_FUNC_ICONIFY;
1073             if (! (self->mwmhints.functions & OB_MWM_FUNC_MAXIMIZE))
1074                 self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1075             */
1076             /* dont let mwm hints kill the close button
1077                if (! (self->mwmhints.functions & MwmFunc_Close))
1078                self->functions &= ~OB_CLIENT_FUNC_CLOSE; */
1079         }
1080     }
1081
1082     if (!(self->functions & OB_CLIENT_FUNC_SHADE))
1083         self->decorations &= ~OB_FRAME_DECOR_SHADE;
1084     if (!(self->functions & OB_CLIENT_FUNC_ICONIFY))
1085         self->decorations &= ~OB_FRAME_DECOR_ICONIFY;
1086     if (!(self->functions & OB_CLIENT_FUNC_RESIZE))
1087         self->decorations &= ~OB_FRAME_DECOR_GRIPS;
1088
1089     /* can't maximize without moving/resizing */
1090     if (!((self->functions & OB_CLIENT_FUNC_MAXIMIZE) &&
1091           (self->functions & OB_CLIENT_FUNC_MOVE) &&
1092           (self->functions & OB_CLIENT_FUNC_RESIZE))) {
1093         self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1094         self->decorations &= ~OB_FRAME_DECOR_MAXIMIZE;
1095     }
1096
1097     /* finally, the user can have requested no decorations, which overrides
1098        everything */
1099     if (!self->decorate)
1100         self->decorations = 0;
1101
1102     /* if we don't have a titlebar, then we cannot shade! */
1103     if (!(self->decorations & OB_FRAME_DECOR_TITLEBAR))
1104         self->functions &= ~OB_CLIENT_FUNC_SHADE;
1105
1106     /* now we need to check against rules for the client's current state */
1107     if (self->fullscreen) {
1108         self->functions &= (OB_CLIENT_FUNC_CLOSE |
1109                             OB_CLIENT_FUNC_FULLSCREEN |
1110                             OB_CLIENT_FUNC_ICONIFY);
1111         self->decorations = 0;
1112     }
1113
1114     client_change_allowed_actions(self);
1115
1116     if (self->frame) {
1117         /* adjust the client's decorations, etc. */
1118         client_reconfigure(self);
1119     } else {
1120         /* this makes sure that these windows appear on all desktops */
1121         if (self->type == OB_CLIENT_TYPE_DESKTOP &&
1122             self->desktop != DESKTOP_ALL)
1123         {
1124             self->desktop = DESKTOP_ALL;
1125         }
1126     }
1127 }
1128
1129 static void client_change_allowed_actions(ObClient *self)
1130 {
1131     guint32 actions[9];
1132     int num = 0;
1133
1134     /* desktop windows are kept on all desktops */
1135     if (self->type != OB_CLIENT_TYPE_DESKTOP)
1136         actions[num++] = prop_atoms.net_wm_action_change_desktop;
1137
1138     if (self->functions & OB_CLIENT_FUNC_SHADE)
1139         actions[num++] = prop_atoms.net_wm_action_shade;
1140     if (self->functions & OB_CLIENT_FUNC_CLOSE)
1141         actions[num++] = prop_atoms.net_wm_action_close;
1142     if (self->functions & OB_CLIENT_FUNC_MOVE)
1143         actions[num++] = prop_atoms.net_wm_action_move;
1144     if (self->functions & OB_CLIENT_FUNC_ICONIFY)
1145         actions[num++] = prop_atoms.net_wm_action_minimize;
1146     if (self->functions & OB_CLIENT_FUNC_RESIZE)
1147         actions[num++] = prop_atoms.net_wm_action_resize;
1148     if (self->functions & OB_CLIENT_FUNC_FULLSCREEN)
1149         actions[num++] = prop_atoms.net_wm_action_fullscreen;
1150     if (self->functions & OB_CLIENT_FUNC_MAXIMIZE) {
1151         actions[num++] = prop_atoms.net_wm_action_maximize_horz;
1152         actions[num++] = prop_atoms.net_wm_action_maximize_vert;
1153     }
1154
1155     PROP_SETA32(self->window, net_wm_allowed_actions, atom, actions, num);
1156
1157     /* make sure the window isn't breaking any rules now */
1158
1159     if (!(self->functions & OB_CLIENT_FUNC_SHADE) && self->shaded) {
1160         if (self->frame) client_shade(self, FALSE);
1161         else self->shaded = FALSE;
1162     }
1163     if (!(self->functions & OB_CLIENT_FUNC_ICONIFY) && self->iconic) {
1164         if (self->frame) client_iconify(self, FALSE, TRUE);
1165         else self->iconic = FALSE;
1166     }
1167     if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) && self->fullscreen) {
1168         if (self->frame) client_fullscreen(self, FALSE, TRUE);
1169         else self->fullscreen = FALSE;
1170     }
1171     if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE) && (self->max_horz ||
1172                                                          self->max_vert)) {
1173         if (self->frame) client_maximize(self, FALSE, 0, TRUE);
1174         else self->max_vert = self->max_horz = FALSE;
1175     }
1176 }
1177
1178 void client_reconfigure(ObClient *self)
1179 {
1180     /* by making this pass FALSE for user, we avoid the emacs event storm where
1181        every configurenotify causes an update in its normal hints, i think this
1182        is generally what we want anyways... */
1183     client_configure(self, OB_CORNER_TOPLEFT, self->area.x, self->area.y,
1184                      self->area.width, self->area.height, FALSE, TRUE);
1185 }
1186
1187 void client_update_wmhints(ObClient *self)
1188 {
1189     XWMHints *hints;
1190     gboolean ur = FALSE;
1191     GSList *it;
1192
1193     /* assume a window takes input if it doesnt specify */
1194     self->can_focus = TRUE;
1195
1196     if ((hints = XGetWMHints(ob_display, self->window)) != NULL) {
1197         if (hints->flags & InputHint)
1198             self->can_focus = hints->input;
1199
1200         /* only do this when first managing the window *AND* when we aren't
1201            starting up! */
1202         if (ob_state() != OB_STATE_STARTING && self->frame == NULL)
1203             if (hints->flags & StateHint)
1204                 self->iconic = hints->initial_state == IconicState;
1205
1206         if (hints->flags & XUrgencyHint)
1207             ur = TRUE;
1208
1209         if (!(hints->flags & WindowGroupHint))
1210             hints->window_group = None;
1211
1212         /* did the group state change? */
1213         if (hints->window_group !=
1214             (self->group ? self->group->leader : None)) {
1215             /* remove from the old group if there was one */
1216             if (self->group != NULL) {
1217                 /* remove transients of the group */
1218                 for (it = self->group->members; it; it = it->next)
1219                     self->transients = g_slist_remove(self->transients,
1220                                                       it->data);
1221                 group_remove(self->group, self);
1222                 self->group = NULL;
1223             }
1224             if (hints->window_group != None) {
1225                 self->group = group_add(hints->window_group, self);
1226
1227                 /* i can only have transients from the group if i am not
1228                    transient myself */
1229                 if (!self->transient_for) {
1230                     /* add other transients of the group that are already
1231                        set up */
1232                     for (it = self->group->members; it; it = it->next) {
1233                         ObClient *c = it->data;
1234                         if (c != self && c->transient_for == OB_TRAN_GROUP)
1235                             self->transients =
1236                                 g_slist_append(self->transients, c);
1237                     }
1238                 }
1239             }
1240
1241             /* because the self->transient flag wont change from this call,
1242                we don't need to update the window's type and such, only its
1243                transient_for, and the transients lists of other windows in
1244                the group may be affected */
1245             client_update_transient_for(self);
1246         }
1247
1248         /* the WM_HINTS can contain an icon */
1249         client_update_icons(self);
1250
1251         XFree(hints);
1252     }
1253
1254     if (ur != self->urgent) {
1255         self->urgent = ur;
1256         ob_debug("Urgent Hint for 0x%lx: %s\n", self->window,
1257                  ur ? "ON" : "OFF");
1258         /* fire the urgent callback if we're mapped, otherwise, wait until
1259            after we're mapped */
1260         if (self->frame)
1261             dispatch_client(Event_Client_Urgent, self, self->urgent, 0);
1262     }
1263 }
1264
1265 void client_update_title(ObClient *self)
1266 {
1267     GList *it;
1268     guint32 nums;
1269     guint i;
1270     char *data = NULL;
1271     gboolean read_title;
1272
1273     g_free(self->title);
1274
1275     /* try netwm */
1276     if (!PROP_GETS(self->window, net_wm_name, utf8, &data))
1277         /* try old x stuff */
1278         if (!PROP_GETS(self->window, wm_name, locale, &data))
1279             data = g_strdup("Unnamed Window");
1280
1281     /* look for duplicates and append a number */
1282     nums = 0;
1283     for (it = client_list; it; it = it->next)
1284         if (it->data != self) {
1285             ObClient *c = it->data;
1286             if (0 == strncmp(c->title, data, strlen(data)))
1287                 nums |= 1 << c->title_count;
1288         }
1289     /* find first free number */
1290     for (i = 1; i <= 32; ++i)
1291         if (!(nums & (1 << i))) {
1292             if (self->title_count == 1 || i == 1)
1293                 self->title_count = i;
1294             break;
1295         }
1296     /* dont display the number for the first window */
1297     if (self->title_count > 1) {
1298         char *vdata, *ndata;
1299         ndata = g_strdup_printf(" - [%u]", self->title_count);
1300         vdata = g_strconcat(data, ndata, NULL);
1301         g_free(ndata);
1302         g_free(data);
1303         data = vdata;
1304     }
1305
1306     PROP_SETS(self->window, net_wm_visible_name, data);
1307
1308     self->title = data;
1309
1310     if (self->frame)
1311         frame_adjust_title(self->frame);
1312
1313     /* update the icon title */
1314     data = NULL;
1315     g_free(self->icon_title);
1316
1317     read_title = TRUE;
1318     /* try netwm */
1319     if (!PROP_GETS(self->window, net_wm_icon_name, utf8, &data))
1320         /* try old x stuff */
1321         if (!PROP_GETS(self->window, wm_icon_name, locale, &data)) {
1322             data = g_strdup(self->title);
1323             read_title = FALSE;
1324         }
1325
1326     /* append the title count, dont display the number for the first window */
1327     if (read_title && self->title_count > 1) {
1328         char *vdata, *ndata;
1329         ndata = g_strdup_printf(" - [%u]", self->title_count);
1330         vdata = g_strconcat(data, ndata, NULL);
1331         g_free(ndata);
1332         g_free(data);
1333         data = vdata;
1334     }
1335
1336     PROP_SETS(self->window, net_wm_visible_icon_name, data);
1337
1338     self->icon_title = data;
1339 }
1340
1341 void client_update_class(ObClient *self)
1342 {
1343     char **data;
1344     char *s;
1345
1346     if (self->name) g_free(self->name);
1347     if (self->class) g_free(self->class);
1348     if (self->role) g_free(self->role);
1349
1350     self->name = self->class = self->role = NULL;
1351
1352     if (PROP_GETSS(self->window, wm_class, locale, &data)) {
1353         if (data[0]) {
1354             self->name = g_strdup(data[0]);
1355             if (data[1])
1356                 self->class = g_strdup(data[1]);
1357         }
1358         g_strfreev(data);
1359     }
1360
1361     if (PROP_GETS(self->window, wm_window_role, locale, &s))
1362         self->role = g_strdup(s);
1363
1364     if (self->name == NULL) self->name = g_strdup("");
1365     if (self->class == NULL) self->class = g_strdup("");
1366     if (self->role == NULL) self->role = g_strdup("");
1367 }
1368
1369 void client_update_strut(ObClient *self)
1370 {
1371     guint num;
1372     guint32 *data;
1373     gboolean got = FALSE;
1374
1375     if (PROP_GETA32(self->window, net_wm_strut_partial, cardinal,
1376                     &data, &num)) {
1377         if (num == 12) {
1378             got = TRUE;
1379             STRUT_PARTIAL_SET(self->strut,
1380                               data[0], data[2], data[1], data[3],
1381                               data[4], data[5], data[8], data[9],
1382                               data[6], data[7], data[10], data[11]);
1383         }
1384         g_free(data);
1385     }
1386
1387     if (!got &&
1388         PROP_GETA32(self->window, net_wm_strut, cardinal, &data, &num)) {
1389         if (num == 4) {
1390             got = TRUE;
1391             STRUT_PARTIAL_SET(self->strut,
1392                               data[0], data[2], data[1], data[3],
1393                               0, 0, 0, 0, 0, 0, 0, 0);
1394         }
1395         g_free(data);
1396     }
1397
1398     if (!got)
1399         STRUT_PARTIAL_SET(self->strut, 0, 0, 0, 0,
1400                           0, 0, 0, 0, 0, 0, 0, 0);
1401
1402     /* updating here is pointless while we're being mapped cuz we're not in
1403        the client list yet */
1404     if (self->frame)
1405         screen_update_areas();
1406 }
1407
1408 void client_update_icons(ObClient *self)
1409 {
1410     guint num;
1411     guint32 *data;
1412     guint w, h, i, j;
1413
1414     for (i = 0; i < self->nicons; ++i)
1415         g_free(self->icons[i].data);
1416     if (self->nicons > 0)
1417         g_free(self->icons);
1418     self->nicons = 0;
1419
1420     if (PROP_GETA32(self->window, net_wm_icon, cardinal, &data, &num)) {
1421         /* figure out how many valid icons are in here */
1422         i = 0;
1423         while (num - i > 2) {
1424             w = data[i++];
1425             h = data[i++];
1426             i += w * h;
1427             if (i > num || w*h == 0) break;
1428             ++self->nicons;
1429         }
1430
1431         self->icons = g_new(ObClientIcon, self->nicons);
1432
1433         /* store the icons */
1434         i = 0;
1435         for (j = 0; j < self->nicons; ++j) {
1436             guint x, y, t;
1437
1438             w = self->icons[j].width = data[i++];
1439             h = self->icons[j].height = data[i++];
1440
1441             if (w*h == 0) continue;
1442
1443             self->icons[j].data = g_new(RrPixel32, w * h);
1444             for (x = 0, y = 0, t = 0; t < w * h; ++t, ++x, ++i) {
1445                 if (x >= w) {
1446                     x = 0;
1447                     ++y;
1448                 }
1449                 self->icons[j].data[t] =
1450                     (((data[i] >> 24) & 0xff) << RrDefaultAlphaOffset) +
1451                     (((data[i] >> 16) & 0xff) << RrDefaultRedOffset) +
1452                     (((data[i] >> 8) & 0xff) << RrDefaultGreenOffset) +
1453                     (((data[i] >> 0) & 0xff) << RrDefaultBlueOffset);
1454             }
1455             g_assert(i <= num);
1456         }
1457
1458         g_free(data);
1459     } else if (PROP_GETA32(self->window, kwm_win_icon,
1460                            kwm_win_icon, &data, &num)) {
1461         if (num == 2) {
1462             self->nicons++;
1463             self->icons = g_new(ObClientIcon, self->nicons);
1464             xerror_set_ignore(TRUE);
1465             if (!RrPixmapToRGBA(ob_rr_inst,
1466                                 data[0], data[1],
1467                                 &self->icons[self->nicons-1].width,
1468                                 &self->icons[self->nicons-1].height,
1469                                 &self->icons[self->nicons-1].data)) {
1470                 g_free(&self->icons[self->nicons-1]);
1471                 self->nicons--;
1472             }
1473             xerror_set_ignore(FALSE);
1474         }
1475         g_free(data);
1476     } else {
1477         XWMHints *hints;
1478
1479         if ((hints = XGetWMHints(ob_display, self->window))) {
1480             if (hints->flags & IconPixmapHint) {
1481                 self->nicons++;
1482                 self->icons = g_new(ObClientIcon, self->nicons);
1483                 xerror_set_ignore(TRUE);
1484                 if (!RrPixmapToRGBA(ob_rr_inst,
1485                                     hints->icon_pixmap,
1486                                     (hints->flags & IconMaskHint ?
1487                                      hints->icon_mask : None),
1488                                     &self->icons[self->nicons-1].width,
1489                                     &self->icons[self->nicons-1].height,
1490                                     &self->icons[self->nicons-1].data)){
1491                     g_free(&self->icons[self->nicons-1]);
1492                     self->nicons--;
1493                 }
1494                 xerror_set_ignore(FALSE);
1495             }
1496             XFree(hints);
1497         }
1498     }
1499
1500     if (self->frame)
1501         frame_adjust_icon(self->frame);
1502 }
1503
1504 static void client_change_state(ObClient *self)
1505 {
1506     guint32 state[2];
1507     guint32 netstate[10];
1508     guint num;
1509
1510     state[0] = self->wmstate;
1511     state[1] = None;
1512     PROP_SETA32(self->window, wm_state, wm_state, state, 2);
1513
1514     num = 0;
1515     if (self->modal)
1516         netstate[num++] = prop_atoms.net_wm_state_modal;
1517     if (self->shaded)
1518         netstate[num++] = prop_atoms.net_wm_state_shaded;
1519     if (self->iconic)
1520         netstate[num++] = prop_atoms.net_wm_state_hidden;
1521     if (self->skip_taskbar)
1522         netstate[num++] = prop_atoms.net_wm_state_skip_taskbar;
1523     if (self->skip_pager)
1524         netstate[num++] = prop_atoms.net_wm_state_skip_pager;
1525     if (self->fullscreen)
1526         netstate[num++] = prop_atoms.net_wm_state_fullscreen;
1527     if (self->max_vert)
1528         netstate[num++] = prop_atoms.net_wm_state_maximized_vert;
1529     if (self->max_horz)
1530         netstate[num++] = prop_atoms.net_wm_state_maximized_horz;
1531     if (self->above)
1532         netstate[num++] = prop_atoms.net_wm_state_above;
1533     if (self->below)
1534         netstate[num++] = prop_atoms.net_wm_state_below;
1535     PROP_SETA32(self->window, net_wm_state, atom, netstate, num);
1536
1537     client_calc_layer(self);
1538
1539     if (self->frame)
1540         frame_adjust_state(self->frame);
1541 }
1542
1543 ObClient *client_search_focus_tree(ObClient *self)
1544 {
1545     GSList *it;
1546     ObClient *ret;
1547
1548     for (it = self->transients; it != NULL; it = it->next) {
1549         if (client_focused(it->data)) return it->data;
1550         if ((ret = client_search_focus_tree(it->data))) return ret;
1551     }
1552     return NULL;
1553 }
1554
1555 ObClient *client_search_focus_tree_full(ObClient *self)
1556 {
1557     if (self->transient_for) {
1558         if (self->transient_for != OB_TRAN_GROUP) {
1559             return client_search_focus_tree_full(self->transient_for);
1560         } else {
1561             GSList *it;
1562             gboolean recursed = FALSE;
1563
1564             for (it = self->group->members; it; it = it->next)
1565                 if (!((ObClient*)it->data)->transient_for) {
1566                     ObClient *c;
1567                     if ((c = client_search_focus_tree_full(it->data)))
1568                         return c;
1569                     recursed = TRUE;
1570                 }
1571             if (recursed)
1572               return NULL;
1573         }
1574     }
1575
1576     /* this function checks the whole tree, the client_search_focus_tree~
1577        does not, so we need to check this window */
1578     if (client_focused(self))
1579       return self;
1580     return client_search_focus_tree(self);
1581 }
1582
1583 static ObStackingLayer calc_layer(ObClient *self)
1584 {
1585     ObStackingLayer l;
1586
1587     if (self->fullscreen) l = OB_STACKING_LAYER_FULLSCREEN;
1588     else if (self->type == OB_CLIENT_TYPE_DESKTOP)
1589         l = OB_STACKING_LAYER_DESKTOP;
1590     else if (self->type == OB_CLIENT_TYPE_DOCK) {
1591         if (!self->below) l = OB_STACKING_LAYER_TOP;
1592         else l = OB_STACKING_LAYER_NORMAL;
1593     }
1594     else if (self->above) l = OB_STACKING_LAYER_ABOVE;
1595     else if (self->below) l = OB_STACKING_LAYER_BELOW;
1596     else l = OB_STACKING_LAYER_NORMAL;
1597
1598     return l;
1599 }
1600
1601 static void client_calc_layer_recursive(ObClient *self, ObClient *orig,
1602                                         ObStackingLayer l, gboolean raised)
1603 {
1604     ObStackingLayer old, own;
1605     GSList *it;
1606
1607     old = self->layer;
1608     own = calc_layer(self);
1609     self->layer = l > own ? l : own;
1610
1611     for (it = self->transients; it; it = it->next)
1612         client_calc_layer_recursive(it->data, orig,
1613                                     l, raised ? raised : l != old);
1614
1615     if (!raised && l != old)
1616         if (orig->frame) { /* only restack if the original window is managed */
1617             /* XXX add_non_intrusive ever? */
1618             stacking_remove(CLIENT_AS_WINDOW(self));
1619             stacking_add(CLIENT_AS_WINDOW(self));
1620         }
1621 }
1622
1623 void client_calc_layer(ObClient *self)
1624 {
1625     ObStackingLayer l;
1626     ObClient *orig;
1627
1628     orig = self;
1629
1630     /* transients take on the layer of their parents */
1631     self = client_search_top_transient(self);
1632
1633     l = calc_layer(self);
1634
1635     client_calc_layer_recursive(self, orig, l, FALSE);
1636 }
1637
1638 gboolean client_should_show(ObClient *self)
1639 {
1640     if (self->iconic) return FALSE;
1641     else if (!(self->desktop == screen_desktop ||
1642                self->desktop == DESKTOP_ALL)) return FALSE;
1643     else if (client_normal(self) && screen_showing_desktop) return FALSE;
1644
1645     return TRUE;
1646 }
1647
1648 static void client_showhide(ObClient *self)
1649 {
1650
1651     if (client_should_show(self))
1652         frame_show(self->frame);
1653     else
1654         frame_hide(self->frame);
1655 }
1656
1657 gboolean client_normal(ObClient *self) {
1658     return ! (self->type == OB_CLIENT_TYPE_DESKTOP ||
1659               self->type == OB_CLIENT_TYPE_DOCK ||
1660               self->type == OB_CLIENT_TYPE_SPLASH);
1661 }
1662
1663 static void client_apply_startup_state(ObClient *self)
1664 {
1665     /* these are in a carefully crafted order.. */
1666
1667     if (self->iconic) {
1668         self->iconic = FALSE;
1669         client_iconify(self, TRUE, FALSE);
1670     }
1671     if (self->fullscreen) {
1672         self->fullscreen = FALSE;
1673         client_fullscreen(self, TRUE, FALSE);
1674     }
1675     if (self->shaded) {
1676         self->shaded = FALSE;
1677         client_shade(self, TRUE);
1678     }
1679     if (self->urgent)
1680         dispatch_client(Event_Client_Urgent, self, self->urgent, 0);
1681
1682     if (self->max_vert && self->max_horz) {
1683         self->max_vert = self->max_horz = FALSE;
1684         client_maximize(self, TRUE, 0, FALSE);
1685     } else if (self->max_vert) {
1686         self->max_vert = FALSE;
1687         client_maximize(self, TRUE, 2, FALSE);
1688     } else if (self->max_horz) {
1689         self->max_horz = FALSE;
1690         client_maximize(self, TRUE, 1, FALSE);
1691     }
1692
1693     /* nothing to do for the other states:
1694        skip_taskbar
1695        skip_pager
1696        modal
1697        above
1698        below
1699     */
1700 }
1701
1702 void client_configure_full(ObClient *self, ObCorner anchor,
1703                            int x, int y, int w, int h,
1704                            gboolean user, gboolean final,
1705                            gboolean force_reply)
1706 {
1707     gboolean moved = FALSE, resized = FALSE;
1708     gint fdecor = self->frame->decorations;
1709
1710     /* make the frame recalculate its dimentions n shit without changing
1711        anything visible for real, this way the constraints below can work with
1712        the updated frame dimensions. */
1713     frame_adjust_area(self->frame, TRUE, TRUE, TRUE);
1714
1715     /* gets the frame's position */
1716     frame_client_gravity(self->frame, &x, &y);
1717
1718     /* these positions are frame positions, not client positions */
1719
1720     /* set the size and position if fullscreen */
1721     if (self->fullscreen) {
1722 #ifdef VIDMODE
1723         int dot;
1724         XF86VidModeModeLine mode;
1725 #endif
1726         Rect *a;
1727         guint i;
1728
1729         i = client_monitor(self);
1730         a = screen_physical_area_monitor(i);
1731
1732 #ifdef VIDMODE
1733         if (i == 0 && /* primary head */
1734             extensions_vidmode &&
1735             XF86VidModeGetViewPort(ob_display, ob_screen, &x, &y) &&
1736             /* get the mode last so the mode.privsize isnt freed incorrectly */
1737             XF86VidModeGetModeLine(ob_display, ob_screen, &dot, &mode)) {
1738             x += a->x;
1739             y += a->y;
1740             w = mode.hdisplay;
1741             h = mode.vdisplay;
1742             if (mode.privsize) XFree(mode.private);
1743         } else
1744 #endif
1745         {
1746             x = a->x;
1747             y = a->y;
1748             w = a->width;
1749             h = a->height;
1750         }
1751
1752         user = FALSE; /* ignore that increment etc shit when in fullscreen */
1753     } else {
1754         Rect *a;
1755
1756         a = screen_area_monitor(self->desktop, client_monitor(self));
1757
1758         /* set the size and position if maximized */
1759         if (self->max_horz) {
1760             x = a->x;
1761             w = a->width - self->frame->size.left - self->frame->size.right;
1762         }
1763         if (self->max_vert) {
1764             y = a->y;
1765             h = a->height - self->frame->size.top - self->frame->size.bottom;
1766         }
1767     }
1768
1769     /* gets the client's position */
1770     frame_frame_gravity(self->frame, &x, &y);
1771
1772     /* these override the above states! if you cant move you can't move! */
1773     if (user) {
1774         if (!(self->functions & OB_CLIENT_FUNC_MOVE)) {
1775             x = self->area.x;
1776             y = self->area.y;
1777         }
1778         if (!(self->functions & OB_CLIENT_FUNC_RESIZE)) {
1779             w = self->area.width;
1780             h = self->area.height;
1781         }
1782     }
1783
1784     if (!(w == self->area.width && h == self->area.height)) {
1785         int basew, baseh, minw, minh;
1786
1787         /* base size is substituted with min size if not specified */
1788         if (self->base_size.width || self->base_size.height) {
1789             basew = self->base_size.width;
1790             baseh = self->base_size.height;
1791         } else {
1792             basew = self->min_size.width;
1793             baseh = self->min_size.height;
1794         }
1795         /* min size is substituted with base size if not specified */
1796         if (self->min_size.width || self->min_size.height) {
1797             minw = self->min_size.width;
1798             minh = self->min_size.height;
1799         } else {
1800             minw = self->base_size.width;
1801             minh = self->base_size.height;
1802         }
1803
1804         if (user) {
1805             /* for interactive resizing. have to move half an increment in each
1806                direction. */
1807
1808             /* how far we are towards the next size inc */
1809             int mw = (w - basew) % self->size_inc.width;
1810             int mh = (h - baseh) % self->size_inc.height;
1811             /* amount to add */
1812             int aw = self->size_inc.width / 2;
1813             int ah = self->size_inc.height / 2;
1814             /* don't let us move into a new size increment */
1815             if (mw + aw >= self->size_inc.width)
1816                 aw = self->size_inc.width - mw - 1;
1817             if (mh + ah >= self->size_inc.height)
1818                 ah = self->size_inc.height - mh - 1;
1819             w += aw;
1820             h += ah;
1821
1822             /* if this is a user-requested resize, then check against min/max
1823                sizes */
1824
1825             /* smaller than min size or bigger than max size? */
1826             if (w > self->max_size.width) w = self->max_size.width;
1827             if (w < minw) w = minw;
1828             if (h > self->max_size.height) h = self->max_size.height;
1829             if (h < minh) h = minh;
1830         }
1831
1832         w -= basew;
1833         h -= baseh;
1834
1835         /* keep to the increments */
1836         w /= self->size_inc.width;
1837         h /= self->size_inc.height;
1838
1839         /* you cannot resize to nothing */
1840         if (basew + w < 1) w = 1 - basew;
1841         if (baseh + h < 1) h = 1 - baseh;
1842
1843         /* store the logical size */
1844         SIZE_SET(self->logical_size,
1845                  self->size_inc.width > 1 ? w : w + basew,
1846                  self->size_inc.height > 1 ? h : h + baseh);
1847
1848         w *= self->size_inc.width;
1849         h *= self->size_inc.height;
1850
1851         w += basew;
1852         h += baseh;
1853
1854         if (user) {
1855             /* adjust the height to match the width for the aspect ratios.
1856              for this, min size is not substituted for base size ever. */
1857             w -= self->base_size.width;
1858             h -= self->base_size.height;
1859
1860             if (self->min_ratio)
1861                 if (h * self->min_ratio > w) h = (int)(w / self->min_ratio);
1862             if (self->max_ratio)
1863                 if (h * self->max_ratio < w) h = (int)(w / self->max_ratio);
1864
1865             w += self->base_size.width;
1866             h += self->base_size.height;
1867         }
1868     }
1869
1870     switch (anchor) {
1871     case OB_CORNER_TOPLEFT:
1872         break;
1873     case OB_CORNER_TOPRIGHT:
1874         x -= w - self->area.width;
1875         break;
1876     case OB_CORNER_BOTTOMLEFT:
1877         y -= h - self->area.height;
1878         break;
1879     case OB_CORNER_BOTTOMRIGHT:
1880         x -= w - self->area.width;
1881         y -= h - self->area.height;
1882         break;
1883     }
1884
1885     moved = x != self->area.x || y != self->area.y;
1886     resized = w != self->area.width || h != self->area.height;
1887
1888     RECT_SET(self->area, x, y, w, h);
1889
1890     /* for app-requested resizes, always resize if 'resized' is true.
1891        for user-requested ones, only resize if final is true, or when
1892        resizing in redraw mode */
1893     if ((!user && resized) ||
1894         (user && (final || (resized && config_redraw_resize))))
1895         XResizeWindow(ob_display, self->window, w, h);
1896
1897     /* move/resize the frame to match the request */
1898     if (self->frame) {
1899         if (self->decorations != fdecor)
1900             moved = resized = TRUE;
1901
1902         if (moved || resized)
1903             frame_adjust_area(self->frame, moved, resized, FALSE);
1904
1905         if (!resized && (force_reply || ((!user && moved) || (user && final))))
1906         {
1907             XEvent event;
1908             event.type = ConfigureNotify;
1909             event.xconfigure.display = ob_display;
1910             event.xconfigure.event = self->window;
1911             event.xconfigure.window = self->window;
1912
1913             /* root window real coords */
1914             event.xconfigure.x = self->frame->area.x + self->frame->size.left -
1915                 self->border_width;
1916             event.xconfigure.y = self->frame->area.y + self->frame->size.top -
1917                 self->border_width;
1918             event.xconfigure.width = w;
1919             event.xconfigure.height = h;
1920             event.xconfigure.border_width = 0;
1921             event.xconfigure.above = self->frame->plate;
1922             event.xconfigure.override_redirect = FALSE;
1923             XSendEvent(event.xconfigure.display, event.xconfigure.window,
1924                        FALSE, StructureNotifyMask, &event);
1925         }
1926     }
1927 }
1928
1929 void client_fullscreen(ObClient *self, gboolean fs, gboolean savearea)
1930 {
1931     int x, y, w, h;
1932
1933     if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) || /* can't */
1934         self->fullscreen == fs) return;                   /* already done */
1935
1936     self->fullscreen = fs;
1937     client_change_state(self); /* change the state hints on the client,
1938                                   and adjust out layer/stacking */
1939
1940     if (fs) {
1941         if (savearea) {
1942             guint32 dimensions[4];
1943             dimensions[0] = self->area.x;
1944             dimensions[1] = self->area.y;
1945             dimensions[2] = self->area.width;
1946             dimensions[3] = self->area.height;
1947
1948             PROP_SETA32(self->window, openbox_premax, cardinal,
1949                         dimensions, 4);
1950         }
1951
1952         /* these are not actually used cuz client_configure will set them
1953            as appropriate when the window is fullscreened */
1954         x = y = w = h = 0;
1955     } else {
1956         guint num;
1957         gint32 *dimensions;
1958         Rect *a;
1959
1960         /* pick some fallbacks... */
1961         a = screen_area_monitor(self->desktop, 0);
1962         x = a->x + a->width / 4;
1963         y = a->y + a->height / 4;
1964         w = a->width / 2;
1965         h = a->height / 2;
1966
1967         if (PROP_GETA32(self->window, openbox_premax, cardinal,
1968                         (guint32**)&dimensions, &num)) {
1969             if (num == 4) {
1970                 x = dimensions[0];
1971                 y = dimensions[1];
1972                 w = dimensions[2];
1973                 h = dimensions[3];
1974             }
1975             g_free(dimensions);
1976         }
1977     }
1978
1979     client_setup_decor_and_functions(self);
1980
1981     client_configure(self, OB_CORNER_TOPLEFT, x, y, w, h, TRUE, TRUE);
1982
1983     /* try focus us when we go into fullscreen mode */
1984     client_focus(self);
1985 }
1986
1987 static void client_iconify_recursive(ObClient *self,
1988                                      gboolean iconic, gboolean curdesk)
1989 {
1990     GSList *it;
1991     gboolean changed = FALSE;
1992
1993
1994     if (self->iconic != iconic) {
1995         ob_debug("%sconifying window: 0x%lx\n", (iconic ? "I" : "Uni"),
1996                  self->window);
1997
1998         self->iconic = iconic;
1999
2000         if (iconic) {
2001             if (self->functions & OB_CLIENT_FUNC_ICONIFY) {
2002                 self->wmstate = IconicState;
2003                 self->ignore_unmaps++;
2004                 /* we unmap the client itself so that we can get MapRequest
2005                    events, and because the ICCCM tells us to! */
2006                 XUnmapWindow(ob_display, self->window);
2007
2008                 /* update the focus lists.. iconic windows go to the bottom of
2009                    the list, put the new iconic window at the 'top of the
2010                    bottom'. */
2011                 focus_order_to_top(self);
2012
2013                 changed = TRUE;
2014             }
2015         } else {
2016             if (curdesk)
2017                 client_set_desktop(self, screen_desktop, FALSE);
2018             self->wmstate = self->shaded ? IconicState : NormalState;
2019             XMapWindow(ob_display, self->window);
2020
2021             /* this puts it after the current focused window */
2022             focus_order_remove(self);
2023             focus_order_add_new(self);
2024
2025             /* this is here cuz with the VIDMODE extension, the viewport can
2026                change while a fullscreen window is iconic, and when it
2027                uniconifies, it would be nice if it did so to the new position
2028                of the viewport */
2029             client_reconfigure(self);
2030
2031             changed = TRUE;
2032         }
2033     }
2034
2035     if (changed) {
2036         client_change_state(self);
2037         client_showhide(self);
2038         screen_update_areas();
2039
2040         dispatch_client(iconic ? Event_Client_Unmapped : Event_Client_Mapped,
2041                         self, 0, 0);
2042     }
2043
2044     /* iconify all transients */
2045     for (it = self->transients; it != NULL; it = it->next)
2046         if (it->data != self) client_iconify_recursive(it->data,
2047                                                        iconic, curdesk);
2048 }
2049
2050 void client_iconify(ObClient *self, gboolean iconic, gboolean curdesk)
2051 {
2052     /* move up the transient chain as far as possible first */
2053     self = client_search_top_transient(self);
2054
2055     client_iconify_recursive(client_search_top_transient(self),
2056                              iconic, curdesk);
2057 }
2058
2059 void client_maximize(ObClient *self, gboolean max, int dir, gboolean savearea)
2060 {
2061     int x, y, w, h;
2062
2063     g_assert(dir == 0 || dir == 1 || dir == 2);
2064     if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE)) return; /* can't */
2065
2066     /* check if already done */
2067     if (max) {
2068         if (dir == 0 && self->max_horz && self->max_vert) return;
2069         if (dir == 1 && self->max_horz) return;
2070         if (dir == 2 && self->max_vert) return;
2071     } else {
2072         if (dir == 0 && !self->max_horz && !self->max_vert) return;
2073         if (dir == 1 && !self->max_horz) return;
2074         if (dir == 2 && !self->max_vert) return;
2075     }
2076
2077     /* work with the frame's coords */
2078     x = self->frame->area.x;
2079     y = self->frame->area.y;
2080     w = self->area.width;
2081     h = self->area.height;
2082
2083     if (max) {
2084         if (savearea) {
2085             gint32 dimensions[4];
2086             gint32 *readdim;
2087             guint num;
2088
2089             dimensions[0] = x;
2090             dimensions[1] = y;
2091             dimensions[2] = w;
2092             dimensions[3] = h;
2093
2094             /* get the property off the window and use it for the dimensions
2095                we are already maxed on */
2096             if (PROP_GETA32(self->window, openbox_premax, cardinal,
2097                             (guint32**)&readdim, &num)) {
2098                 if (num == 4) {
2099                     if (self->max_horz) {
2100                         dimensions[0] = readdim[0];
2101                         dimensions[2] = readdim[2];
2102                     }
2103                     if (self->max_vert) {
2104                         dimensions[1] = readdim[1];
2105                         dimensions[3] = readdim[3];
2106                     }
2107                 }
2108                 g_free(readdim);
2109             }
2110
2111             PROP_SETA32(self->window, openbox_premax, cardinal,
2112                         (guint32*)dimensions, 4);
2113         }
2114     } else {
2115         guint num;
2116         gint32 *dimensions;
2117         Rect *a;
2118
2119         /* pick some fallbacks... */
2120         a = screen_area_monitor(self->desktop, 0);
2121         if (dir == 0 || dir == 1) { /* horz */
2122             x = a->x + a->width / 4;
2123             w = a->width / 2;
2124         }
2125         if (dir == 0 || dir == 2) { /* vert */
2126             y = a->y + a->height / 4;
2127             h = a->height / 2;
2128         }
2129
2130         if (PROP_GETA32(self->window, openbox_premax, cardinal,
2131                         (guint32**)&dimensions, &num)) {
2132             if (num == 4) {
2133                 if (dir == 0 || dir == 1) { /* horz */
2134                     x = dimensions[0];
2135                     w = dimensions[2];
2136                 }
2137                 if (dir == 0 || dir == 2) { /* vert */
2138                     y = dimensions[1];
2139                     h = dimensions[3];
2140                 }
2141             }
2142             g_free(dimensions);
2143         }
2144     }
2145
2146     if (dir == 0 || dir == 1) /* horz */
2147         self->max_horz = max;
2148     if (dir == 0 || dir == 2) /* vert */
2149         self->max_vert = max;
2150
2151     if (!self->max_horz && !self->max_vert)
2152         PROP_ERASE(self->window, openbox_premax);
2153
2154     client_change_state(self); /* change the state hints on the client */
2155
2156     /* figure out where the client should be going */
2157     frame_frame_gravity(self->frame, &x, &y);
2158     client_configure(self, OB_CORNER_TOPLEFT, x, y, w, h, TRUE, TRUE);
2159 }
2160
2161 void client_shade(ObClient *self, gboolean shade)
2162 {
2163     if ((!(self->functions & OB_CLIENT_FUNC_SHADE) &&
2164          shade) ||                         /* can't shade */
2165         self->shaded == shade) return;     /* already done */
2166
2167     /* when we're iconic, don't change the wmstate */
2168     if (!self->iconic)
2169         self->wmstate = shade ? IconicState : NormalState;
2170     self->shaded = shade;
2171     client_change_state(self);
2172     /* resize the frame to just the titlebar */
2173     frame_adjust_area(self->frame, FALSE, FALSE, FALSE);
2174 }
2175
2176 void client_close(ObClient *self)
2177 {
2178     XEvent ce;
2179
2180     if (!(self->functions & OB_CLIENT_FUNC_CLOSE)) return;
2181
2182     /*
2183       XXX: itd be cool to do timeouts and shit here for killing the client's
2184       process off
2185       like... if the window is around after 5 seconds, then the close button
2186       turns a nice red, and if this function is called again, the client is
2187       explicitly killed.
2188     */
2189
2190     ce.xclient.type = ClientMessage;
2191     ce.xclient.message_type =  prop_atoms.wm_protocols;
2192     ce.xclient.display = ob_display;
2193     ce.xclient.window = self->window;
2194     ce.xclient.format = 32;
2195     ce.xclient.data.l[0] = prop_atoms.wm_delete_window;
2196     ce.xclient.data.l[1] = event_lasttime;
2197     ce.xclient.data.l[2] = 0l;
2198     ce.xclient.data.l[3] = 0l;
2199     ce.xclient.data.l[4] = 0l;
2200     XSendEvent(ob_display, self->window, FALSE, NoEventMask, &ce);
2201 }
2202
2203 void client_kill(ObClient *self)
2204 {
2205     XKillClient(ob_display, self->window);
2206 }
2207
2208 void client_set_desktop_recursive(ObClient *self,
2209                                   guint target, gboolean donthide)
2210 {
2211     guint old;
2212     GSList *it;
2213
2214     if (target != self->desktop) {
2215
2216         ob_debug("Setting desktop %u\n", target+1);
2217
2218         g_assert(target < screen_num_desktops || target == DESKTOP_ALL);
2219
2220         /* remove from the old desktop(s) */
2221         focus_order_remove(self);
2222
2223         old = self->desktop;
2224         self->desktop = target;
2225         PROP_SET32(self->window, net_wm_desktop, cardinal, target);
2226         /* the frame can display the current desktop state */
2227         frame_adjust_state(self->frame);
2228         /* 'move' the window to the new desktop */
2229         if (!donthide)
2230             client_showhide(self);
2231         /* raise if it was not already on the desktop */
2232         if (old != DESKTOP_ALL)
2233             stacking_raise(CLIENT_AS_WINDOW(self));
2234         screen_update_areas();
2235
2236         /* add to the new desktop(s) */
2237         if (config_focus_new)
2238             focus_order_to_top(self);
2239         else
2240             focus_order_to_bottom(self);
2241
2242         dispatch_client(Event_Client_Desktop, self, target, old);
2243     }
2244
2245     /* move all transients */
2246     for (it = self->transients; it != NULL; it = it->next)
2247         if (it->data != self) client_set_desktop_recursive(it->data,
2248                                                            target, donthide);
2249 }
2250
2251 void client_set_desktop(ObClient *self, guint target, gboolean donthide)
2252 {
2253     client_set_desktop_recursive(client_search_top_transient(self),
2254                                  target, donthide);
2255 }
2256
2257 ObClient *client_search_modal_child(ObClient *self)
2258 {
2259     GSList *it;
2260     ObClient *ret;
2261
2262     for (it = self->transients; it != NULL; it = it->next) {
2263         ObClient *c = it->data;
2264         if ((ret = client_search_modal_child(c))) return ret;
2265         if (c->modal) return c;
2266     }
2267     return NULL;
2268 }
2269
2270 gboolean client_validate(ObClient *self)
2271 {
2272     XEvent e;
2273
2274     XSync(ob_display, FALSE); /* get all events on the server */
2275
2276     if (XCheckTypedWindowEvent(ob_display, self->window, DestroyNotify, &e) ||
2277         XCheckTypedWindowEvent(ob_display, self->window, UnmapNotify, &e)) {
2278         XPutBackEvent(ob_display, &e);
2279         return FALSE;
2280     }
2281
2282     return TRUE;
2283 }
2284
2285 void client_set_wm_state(ObClient *self, long state)
2286 {
2287     if (state == self->wmstate) return; /* no change */
2288
2289     switch (state) {
2290     case IconicState:
2291         client_iconify(self, TRUE, TRUE);
2292         break;
2293     case NormalState:
2294         client_iconify(self, FALSE, TRUE);
2295         break;
2296     }
2297 }
2298
2299 void client_set_state(ObClient *self, Atom action, long data1, long data2)
2300 {
2301     gboolean shaded = self->shaded;
2302     gboolean fullscreen = self->fullscreen;
2303     gboolean max_horz = self->max_horz;
2304     gboolean max_vert = self->max_vert;
2305     int i;
2306
2307     if (!(action == prop_atoms.net_wm_state_add ||
2308           action == prop_atoms.net_wm_state_remove ||
2309           action == prop_atoms.net_wm_state_toggle))
2310         /* an invalid action was passed to the client message, ignore it */
2311         return;
2312
2313     for (i = 0; i < 2; ++i) {
2314         Atom state = i == 0 ? data1 : data2;
2315
2316         if (!state) continue;
2317
2318         /* if toggling, then pick whether we're adding or removing */
2319         if (action == prop_atoms.net_wm_state_toggle) {
2320             if (state == prop_atoms.net_wm_state_modal)
2321                 action = self->modal ? prop_atoms.net_wm_state_remove :
2322                     prop_atoms.net_wm_state_add;
2323             else if (state == prop_atoms.net_wm_state_maximized_vert)
2324                 action = self->max_vert ? prop_atoms.net_wm_state_remove :
2325                     prop_atoms.net_wm_state_add;
2326             else if (state == prop_atoms.net_wm_state_maximized_horz)
2327                 action = self->max_horz ? prop_atoms.net_wm_state_remove :
2328                     prop_atoms.net_wm_state_add;
2329             else if (state == prop_atoms.net_wm_state_shaded)
2330                 action = self->shaded ? prop_atoms.net_wm_state_remove :
2331                     prop_atoms.net_wm_state_add;
2332             else if (state == prop_atoms.net_wm_state_skip_taskbar)
2333                 action = self->skip_taskbar ?
2334                     prop_atoms.net_wm_state_remove :
2335                     prop_atoms.net_wm_state_add;
2336             else if (state == prop_atoms.net_wm_state_skip_pager)
2337                 action = self->skip_pager ?
2338                     prop_atoms.net_wm_state_remove :
2339                     prop_atoms.net_wm_state_add;
2340             else if (state == prop_atoms.net_wm_state_fullscreen)
2341                 action = self->fullscreen ?
2342                     prop_atoms.net_wm_state_remove :
2343                     prop_atoms.net_wm_state_add;
2344             else if (state == prop_atoms.net_wm_state_above)
2345                 action = self->above ? prop_atoms.net_wm_state_remove :
2346                     prop_atoms.net_wm_state_add;
2347             else if (state == prop_atoms.net_wm_state_below)
2348                 action = self->below ? prop_atoms.net_wm_state_remove :
2349                     prop_atoms.net_wm_state_add;
2350         }
2351
2352         if (action == prop_atoms.net_wm_state_add) {
2353             if (state == prop_atoms.net_wm_state_modal) {
2354                 /* XXX raise here or something? */
2355                 self->modal = TRUE;
2356             } else if (state == prop_atoms.net_wm_state_maximized_vert) {
2357                 max_vert = TRUE;
2358             } else if (state == prop_atoms.net_wm_state_maximized_horz) {
2359                 max_horz = TRUE;
2360             } else if (state == prop_atoms.net_wm_state_shaded) {
2361                 shaded = TRUE;
2362             } else if (state == prop_atoms.net_wm_state_skip_taskbar) {
2363                 self->skip_taskbar = TRUE;
2364             } else if (state == prop_atoms.net_wm_state_skip_pager) {
2365                 self->skip_pager = TRUE;
2366             } else if (state == prop_atoms.net_wm_state_fullscreen) {
2367                 fullscreen = TRUE;
2368             } else if (state == prop_atoms.net_wm_state_above) {
2369                 self->above = TRUE;
2370             } else if (state == prop_atoms.net_wm_state_below) {
2371                 self->below = TRUE;
2372             }
2373
2374         } else { /* action == prop_atoms.net_wm_state_remove */
2375             if (state == prop_atoms.net_wm_state_modal) {
2376                 self->modal = FALSE;
2377             } else if (state == prop_atoms.net_wm_state_maximized_vert) {
2378                 max_vert = FALSE;
2379             } else if (state == prop_atoms.net_wm_state_maximized_horz) {
2380                 max_horz = FALSE;
2381             } else if (state == prop_atoms.net_wm_state_shaded) {
2382                 shaded = FALSE;
2383             } else if (state == prop_atoms.net_wm_state_skip_taskbar) {
2384                 self->skip_taskbar = FALSE;
2385             } else if (state == prop_atoms.net_wm_state_skip_pager) {
2386                 self->skip_pager = FALSE;
2387             } else if (state == prop_atoms.net_wm_state_fullscreen) {
2388                 fullscreen = FALSE;
2389             } else if (state == prop_atoms.net_wm_state_above) {
2390                 self->above = FALSE;
2391             } else if (state == prop_atoms.net_wm_state_below) {
2392                 self->below = FALSE;
2393             }
2394         }
2395     }
2396     if (max_horz != self->max_horz || max_vert != self->max_vert) {
2397         if (max_horz != self->max_horz && max_vert != self->max_vert) {
2398             /* toggling both */
2399             if (max_horz == max_vert) { /* both going the same way */
2400                 client_maximize(self, max_horz, 0, TRUE);
2401             } else {
2402                 client_maximize(self, max_horz, 1, TRUE);
2403                 client_maximize(self, max_vert, 2, TRUE);
2404             }
2405         } else {
2406             /* toggling one */
2407             if (max_horz != self->max_horz)
2408                 client_maximize(self, max_horz, 1, TRUE);
2409             else
2410                 client_maximize(self, max_vert, 2, TRUE);
2411         }
2412     }
2413     /* change fullscreen state before shading, as it will affect if the window
2414        can shade or not */
2415     if (fullscreen != self->fullscreen)
2416         client_fullscreen(self, fullscreen, TRUE);
2417     if (shaded != self->shaded)
2418         client_shade(self, shaded);
2419     client_calc_layer(self);
2420     client_change_state(self); /* change the hint to reflect these changes */
2421 }
2422
2423 ObClient *client_focus_target(ObClient *self)
2424 {
2425     ObClient *child;
2426
2427     /* if we have a modal child, then focus it, not us */
2428     child = client_search_modal_child(self);
2429     if (child) return child;
2430     return self;
2431 }
2432
2433 gboolean client_can_focus(ObClient *self)
2434 {
2435     XEvent ev;
2436
2437     /* choose the correct target */
2438     self = client_focus_target(self);
2439
2440     if (!self->frame->visible)
2441         return FALSE;
2442
2443     if (!((self->can_focus || self->focus_notify) &&
2444           (self->desktop == screen_desktop ||
2445            self->desktop == DESKTOP_ALL) &&
2446           !self->iconic))
2447         return FALSE;
2448
2449     /* do a check to see if the window has already been unmapped or destroyed
2450        do this intelligently while watching out for unmaps we've generated
2451        (ignore_unmaps > 0) */
2452     if (XCheckTypedWindowEvent(ob_display, self->window,
2453                                DestroyNotify, &ev)) {
2454         XPutBackEvent(ob_display, &ev);
2455         return FALSE;
2456     }
2457     while (XCheckTypedWindowEvent(ob_display, self->window,
2458                                   UnmapNotify, &ev)) {
2459         if (self->ignore_unmaps) {
2460             self->ignore_unmaps--;
2461         } else {
2462             XPutBackEvent(ob_display, &ev);
2463             return FALSE;
2464         }
2465     }
2466
2467     return TRUE;
2468 }
2469
2470 gboolean client_focus(ObClient *self)
2471 {
2472     /* choose the correct target */
2473     self = client_focus_target(self);
2474
2475     if (!client_can_focus(self)) {
2476         if (!self->frame->visible) {
2477             /* update the focus lists */
2478             focus_order_to_top(self);
2479         }
2480         return FALSE;
2481     }
2482
2483     if (self->can_focus)
2484         /* RevertToPointerRoot causes much more headache than RevertToNone, so
2485            I choose to use it always, hopefully to find errors quicker, if any
2486            are left. (I hate X. I hate focus events.) */
2487         XSetInputFocus(ob_display, self->window, RevertToPointerRoot,
2488                        event_lasttime);
2489
2490     if (self->focus_notify) {
2491         XEvent ce;
2492         ce.xclient.type = ClientMessage;
2493         ce.xclient.message_type = prop_atoms.wm_protocols;
2494         ce.xclient.display = ob_display;
2495         ce.xclient.window = self->window;
2496         ce.xclient.format = 32;
2497         ce.xclient.data.l[0] = prop_atoms.wm_take_focus;
2498         ce.xclient.data.l[1] = event_lasttime;
2499         ce.xclient.data.l[2] = 0l;
2500         ce.xclient.data.l[3] = 0l;
2501         ce.xclient.data.l[4] = 0l;
2502         XSendEvent(ob_display, self->window, FALSE, NoEventMask, &ce);
2503     }
2504
2505 #ifdef DEBUG_FOCUS
2506     ob_debug("%sively focusing %lx at %d\n",
2507              (self->can_focus ? "act" : "pass"),
2508              self->window, (int) event_lasttime);
2509 #endif
2510
2511     /* Cause the FocusIn to come back to us. Important for desktop switches,
2512        since otherwise we'll have no FocusIn on the queue and send it off to
2513        the focus_backup. */
2514     XSync(ob_display, FALSE);
2515     return TRUE;
2516 }
2517
2518 void client_unfocus(ObClient *self)
2519 {
2520     g_assert(focus_client == self);
2521 #ifdef DEBUG_FOCUS
2522     ob_debug("client_unfocus for %lx\n", self->window);
2523 #endif
2524     focus_fallback(OB_FOCUS_FALLBACK_UNFOCUSING);
2525 }
2526
2527 void client_activate(ObClient *self)
2528 {
2529     if (client_normal(self) && screen_showing_desktop)
2530         screen_show_desktop(FALSE);
2531     if (self->iconic)
2532         client_iconify(self, FALSE, FALSE);
2533     if (self->desktop != DESKTOP_ALL &&
2534         self->desktop != screen_desktop)
2535         screen_set_desktop(self->desktop);
2536     else if (!self->frame->visible)
2537         /* if its not visible for other reasons, then don't mess
2538            with it */
2539         return;
2540     if (self->shaded)
2541         client_shade(self, FALSE);
2542     client_focus(self);
2543     stacking_raise(CLIENT_AS_WINDOW(self));
2544 }
2545
2546 gboolean client_focused(ObClient *self)
2547 {
2548     return self == focus_client;
2549 }
2550
2551 ObClientIcon *client_icon(ObClient *self, int w, int h)
2552 {
2553     guint i;
2554     /* si is the smallest image >= req */
2555     /* li is the largest image < req */
2556     unsigned long size, smallest = 0xffffffff, largest = 0, si = 0, li = 0;
2557
2558     if (!self->nicons) return NULL;
2559
2560     for (i = 0; i < self->nicons; ++i) {
2561         size = self->icons[i].width * self->icons[i].height;
2562         if (size < smallest && size >= (unsigned)(w * h)) {
2563             smallest = size;
2564             si = i;
2565         }
2566         if (size > largest && size <= (unsigned)(w * h)) {
2567             largest = size;
2568             li = i;
2569         }
2570     }
2571     if (largest == 0) /* didnt find one smaller than the requested size */
2572         return &self->icons[si];
2573     return &self->icons[li];
2574 }
2575
2576 /* this be mostly ripped from fvwm */
2577 ObClient *client_find_directional(ObClient *c, ObDirection dir)
2578 {
2579     int my_cx, my_cy, his_cx, his_cy;
2580     int offset = 0;
2581     int distance = 0;
2582     int score, best_score;
2583     ObClient *best_client, *cur;
2584     GList *it;
2585
2586     if(!client_list)
2587         return NULL;
2588
2589     /* first, find the centre coords of the currently focused window */
2590     my_cx = c->frame->area.x + c->frame->area.width / 2;
2591     my_cy = c->frame->area.y + c->frame->area.height / 2;
2592
2593     best_score = -1;
2594     best_client = NULL;
2595
2596     for(it = g_list_first(client_list); it; it = it->next) {
2597         cur = it->data;
2598
2599         /* the currently selected window isn't interesting */
2600         if(cur == c)
2601             continue;
2602         if (!client_normal(cur))
2603             continue;
2604         if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2605             continue;
2606         if(cur->iconic)
2607             continue;
2608         if(client_focus_target(cur) == cur &&
2609            !(cur->can_focus || cur->focus_notify))
2610             continue;
2611
2612         /* find the centre coords of this window, from the
2613          * currently focused window's point of view */
2614         his_cx = (cur->frame->area.x - my_cx)
2615             + cur->frame->area.width / 2;
2616         his_cy = (cur->frame->area.y - my_cy)
2617             + cur->frame->area.height / 2;
2618
2619         if(dir > 3) {
2620             int tx;
2621             /* Rotate the diagonals 45 degrees counterclockwise.
2622              * To do this, multiply the matrix /+h +h\ with the
2623              * vector (x y).                   \-h +h/
2624              * h = sqrt(0.5). We can set h := 1 since absolute
2625              * distance doesn't matter here. */
2626             tx = his_cx + his_cy;
2627             his_cy = -his_cx + his_cy;
2628             his_cx = tx;
2629         }
2630
2631         switch(dir) {
2632         case OB_DIRECTION_NORTH:
2633         case OB_DIRECTION_SOUTH:
2634         case OB_DIRECTION_NORTHEAST:
2635         case OB_DIRECTION_SOUTHWEST:
2636             offset = (his_cx < 0) ? -his_cx : his_cx;
2637             distance = ((dir == OB_DIRECTION_NORTH ||
2638                         dir == OB_DIRECTION_NORTHEAST) ?
2639                         -his_cy : his_cy);
2640             break;
2641         case OB_DIRECTION_EAST:
2642         case OB_DIRECTION_WEST:
2643         case OB_DIRECTION_SOUTHEAST:
2644         case OB_DIRECTION_NORTHWEST:
2645             offset = (his_cy < 0) ? -his_cy : his_cy;
2646             distance = ((dir == OB_DIRECTION_WEST ||
2647                         dir == OB_DIRECTION_NORTHWEST) ?
2648                         -his_cx : his_cx);
2649             break;
2650         }
2651
2652         /* the target must be in the requested direction */
2653         if(distance <= 0)
2654             continue;
2655
2656         /* Calculate score for this window.  The smaller the better. */
2657         score = distance + offset;
2658
2659         /* windows more than 45 degrees off the direction are
2660          * heavily penalized and will only be chosen if nothing
2661          * else within a million pixels */
2662         if(offset > distance)
2663             score += 1000000;
2664
2665         if(best_score == -1 || score < best_score)
2666             best_client = cur,
2667                 best_score = score;
2668     }
2669
2670     return best_client;
2671 }
2672
2673 void client_set_layer(ObClient *self, int layer)
2674 {
2675     if (layer < 0) {
2676         self->below = TRUE;
2677         self->above = FALSE;
2678     } else if (layer == 0) {
2679         self->below = self->above = FALSE;
2680     } else {
2681         self->below = FALSE;
2682         self->above = TRUE;
2683     }
2684     client_calc_layer(self);
2685     client_change_state(self); /* reflect this in the state hints */
2686 }
2687
2688 guint client_monitor(ObClient *self)
2689 {
2690     guint i;
2691
2692     for (i = 0; i < screen_num_monitors; ++i) {
2693         Rect *area = screen_physical_area_monitor(i);
2694         if (RECT_INTERSECTS_RECT(*area, self->frame->area))
2695             break;
2696     }
2697     if (i == screen_num_monitors) i = 0;
2698     g_assert(i < screen_num_monitors);
2699     return i;
2700 }
2701
2702 ObClient *client_search_top_transient(ObClient *self)
2703 {
2704     /* move up the transient chain as far as possible */
2705     if (self->transient_for) {
2706         if (self->transient_for != OB_TRAN_GROUP) {
2707             return client_search_top_transient(self->transient_for);
2708         } else {
2709             GSList *it;
2710
2711             for (it = self->group->members; it; it = it->next) {
2712                 ObClient *c = it->data;
2713
2714                 /* checking transient_for prevents infinate loops! */
2715                 if (c != self && !c->transient_for)
2716                     break;
2717             }
2718             if (it)
2719                 return it->data;
2720         }
2721     }
2722
2723     return self;
2724 }
2725
2726 ObClient *client_search_transient(ObClient *self, ObClient *search)
2727 {
2728     GSList *sit;
2729
2730     for (sit = self->transients; sit; sit = g_slist_next(sit)) {
2731         if (sit->data == search)
2732             return search;
2733         if (client_search_transient(sit->data, search))
2734             return search;
2735     }
2736     return NULL;
2737 }
2738
2739 gchar* client_get_sm_client_id(ObClient *self)
2740 {
2741     gchar *id = NULL;
2742
2743     if (!PROP_GETS(self->window, sm_client_id, locale, &id) && self->group)
2744         PROP_GETS(self->group->leader, sm_client_id, locale, &id);
2745     return id;
2746 }