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[chaz/openbox] / openbox / client.c
1 #include "client.h"
2 #include "debug.h"
3 #include "startupnotify.h"
4 #include "dock.h"
5 #include "xerror.h"
6 #include "screen.h"
7 #include "moveresize.h"
8 #include "place.h"
9 #include "prop.h"
10 #include "extensions.h"
11 #include "frame.h"
12 #include "session.h"
13 #include "event.h"
14 #include "grab.h"
15 #include "focus.h"
16 #include "stacking.h"
17 #include "openbox.h"
18 #include "group.h"
19 #include "config.h"
20 #include "menuframe.h"
21 #include "keyboard.h"
22 #include "mouse.h"
23 #include "render/render.h"
24
25 #include <glib.h>
26 #include <X11/Xutil.h>
27
28 /*! The event mask to grab on client windows */
29 #define CLIENT_EVENTMASK (PropertyChangeMask | FocusChangeMask | \
30 StructureNotifyMask)
31
32 #define CLIENT_NOPROPAGATEMASK (ButtonPressMask | ButtonReleaseMask | \
33 ButtonMotionMask)
34
35 GList *client_list = NULL;
36 GSList *client_destructors = NULL;
37
38 static void client_get_all(ObClient *self);
39 static void client_toggle_border(ObClient *self, gboolean show);
40 static void client_get_startup_id(ObClient *self);
41 static void client_get_area(ObClient *self);
42 static void client_get_desktop(ObClient *self);
43 static void client_get_state(ObClient *self);
44 static void client_get_shaped(ObClient *self);
45 static void client_get_mwm_hints(ObClient *self);
46 static void client_get_gravity(ObClient *self);
47 static void client_showhide(ObClient *self);
48 static void client_change_allowed_actions(ObClient *self);
49 static void client_change_state(ObClient *self);
50 static void client_apply_startup_state(ObClient *self);
51 static void client_restore_session_state(ObClient *self);
52 static void client_restore_session_stacking(ObClient *self);
53 static void client_urgent_notify(ObClient *self);
54
55 void client_startup(gboolean reconfig)
56 {
57 if (reconfig) return;
58
59 client_set_list();
60 }
61
62 void client_shutdown(gboolean reconfig)
63 {
64 }
65
66 void client_add_destructor(GDestroyNotify func)
67 {
68 client_destructors = g_slist_prepend(client_destructors, (gpointer)func);
69 }
70
71 void client_remove_destructor(GDestroyNotify func)
72 {
73 client_destructors = g_slist_remove(client_destructors, (gpointer)func);
74 }
75
76 void client_set_list()
77 {
78 Window *windows, *win_it;
79 GList *it;
80 guint size = g_list_length(client_list);
81
82 /* create an array of the window ids */
83 if (size > 0) {
84 windows = g_new(Window, size);
85 win_it = windows;
86 for (it = client_list; it != NULL; it = it->next, ++win_it)
87 *win_it = ((ObClient*)it->data)->window;
88 } else
89 windows = NULL;
90
91 PROP_SETA32(RootWindow(ob_display, ob_screen),
92 net_client_list, window, (guint32*)windows, size);
93
94 if (windows)
95 g_free(windows);
96
97 stacking_set_list();
98 }
99
100 /*
101 void client_foreach_transient(ObClient *self, ObClientForeachFunc func, void *data)
102 {
103 GSList *it;
104
105 for (it = self->transients; it; it = it->next) {
106 if (!func(it->data, data)) return;
107 client_foreach_transient(it->data, func, data);
108 }
109 }
110
111 void client_foreach_ancestor(ObClient *self, ObClientForeachFunc func, void *data)
112 {
113 if (self->transient_for) {
114 if (self->transient_for != OB_TRAN_GROUP) {
115 if (!func(self->transient_for, data)) return;
116 client_foreach_ancestor(self->transient_for, func, data);
117 } else {
118 GSList *it;
119
120 for (it = self->group->members; it; it = it->next)
121 if (it->data != self &&
122 !((ObClient*)it->data)->transient_for) {
123 if (!func(it->data, data)) return;
124 client_foreach_ancestor(it->data, func, data);
125 }
126 }
127 }
128 }
129 */
130
131 void client_manage_all()
132 {
133 unsigned int i, j, nchild;
134 Window w, *children;
135 XWMHints *wmhints;
136 XWindowAttributes attrib;
137
138 XQueryTree(ob_display, RootWindow(ob_display, ob_screen),
139 &w, &w, &children, &nchild);
140
141 /* remove all icon windows from the list */
142 for (i = 0; i < nchild; i++) {
143 if (children[i] == None) continue;
144 wmhints = XGetWMHints(ob_display, children[i]);
145 if (wmhints) {
146 if ((wmhints->flags & IconWindowHint) &&
147 (wmhints->icon_window != children[i]))
148 for (j = 0; j < nchild; j++)
149 if (children[j] == wmhints->icon_window) {
150 children[j] = None;
151 break;
152 }
153 XFree(wmhints);
154 }
155 }
156
157 for (i = 0; i < nchild; ++i) {
158 if (children[i] == None)
159 continue;
160 if (XGetWindowAttributes(ob_display, children[i], &attrib)) {
161 if (attrib.override_redirect) continue;
162
163 if (attrib.map_state != IsUnmapped)
164 client_manage(children[i]);
165 }
166 }
167 XFree(children);
168
169 if (config_focus_new)
170 focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
171 }
172
173 void client_manage(Window window)
174 {
175 ObClient *self;
176 XEvent e;
177 XWindowAttributes attrib;
178 XSetWindowAttributes attrib_set;
179 XWMHints *wmhint;
180 gboolean activate = FALSE;
181
182 grab_server(TRUE);
183
184 /* check if it has already been unmapped by the time we started mapping
185 the grab does a sync so we don't have to here */
186 if (XCheckTypedWindowEvent(ob_display, window, DestroyNotify, &e) ||
187 XCheckTypedWindowEvent(ob_display, window, UnmapNotify, &e)) {
188 XPutBackEvent(ob_display, &e);
189
190 grab_server(FALSE);
191 return; /* don't manage it */
192 }
193
194 /* make sure it isn't an override-redirect window */
195 if (!XGetWindowAttributes(ob_display, window, &attrib) ||
196 attrib.override_redirect) {
197 grab_server(FALSE);
198 return; /* don't manage it */
199 }
200
201 /* is the window a docking app */
202 if ((wmhint = XGetWMHints(ob_display, window))) {
203 if ((wmhint->flags & StateHint) &&
204 wmhint->initial_state == WithdrawnState) {
205 dock_add(window, wmhint);
206 grab_server(FALSE);
207 XFree(wmhint);
208 return;
209 }
210 XFree(wmhint);
211 }
212
213 ob_debug("Managing window: %lx\n", window);
214
215 /* choose the events we want to receive on the CLIENT window */
216 attrib_set.event_mask = CLIENT_EVENTMASK;
217 attrib_set.do_not_propagate_mask = CLIENT_NOPROPAGATEMASK;
218 XChangeWindowAttributes(ob_display, window,
219 CWEventMask|CWDontPropagate, &attrib_set);
220
221
222 /* create the ObClient struct, and populate it from the hints on the
223 window */
224 self = g_new0(ObClient, 1);
225 self->obwin.type = Window_Client;
226 self->window = window;
227
228 /* non-zero defaults */
229 self->title_count = 1;
230 self->wmstate = NormalState;
231 self->layer = -1;
232 self->decorate = TRUE;
233 self->desktop = screen_num_desktops; /* always an invalid value */
234
235 client_get_all(self);
236 client_restore_session_state(self);
237
238 sn_app_started(self->class);
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 grab_server(FALSE);
255
256 client_apply_startup_state(self);
257
258 /* update the focus lists */
259 focus_order_add_new(self);
260
261 stacking_add(CLIENT_AS_WINDOW(self));
262 client_restore_session_stacking(self);
263
264 /* focus the new window? */
265 if (ob_state() != OB_STATE_STARTING && config_focus_new &&
266 /* note the check against Type_Normal/Dialog, not client_normal(self),
267 which would also include other types. in this case we want more
268 strict rules for focus */
269 (self->type == OB_CLIENT_TYPE_NORMAL ||
270 self->type == OB_CLIENT_TYPE_DIALOG))
271 {
272 activate = TRUE;
273 #if 0
274 if (self->desktop != screen_desktop) {
275 /* activate the window */
276 activate = TRUE;
277 } else {
278 gboolean group_foc = FALSE;
279
280 if (self->group) {
281 GSList *it;
282
283 for (it = self->group->members; it; it = it->next)
284 {
285 if (client_focused(it->data))
286 {
287 group_foc = TRUE;
288 break;
289 }
290 }
291 }
292 if ((group_foc ||
293 (!self->transient_for && (!self->group ||
294 !self->group->members->next))) ||
295 client_search_focus_tree_full(self) ||
296 !focus_client ||
297 !client_normal(focus_client))
298 {
299 /* activate the window */
300 activate = TRUE;
301 }
302 }
303 #endif
304 }
305
306 if (ob_state() == OB_STATE_RUNNING) {
307 int x = self->area.x, ox = x;
308 int y = self->area.y, oy = y;
309
310 place_client(self, &x, &y);
311
312 /* make sure the window is visible */
313 client_find_onscreen(self, &x, &y,
314 self->frame->area.width,
315 self->frame->area.height,
316 client_normal(self));
317
318 if (x != ox || y != oy)
319 client_move(self, x, y);
320 }
321
322 client_showhide(self);
323
324 /* use client_focus instead of client_activate cuz client_activate does
325 stuff like switch desktops etc and I'm not interested in all that when
326 a window maps since its not based on an action from the user like
327 clicking a window to activate is. so keep the new window out of the way
328 but do focus it. */
329 if (activate) client_focus(self);
330
331 /* client_activate does this but we aret using it so we have to do it
332 here as well */
333 if (screen_showing_desktop)
334 screen_show_desktop(FALSE);
335
336 /* add to client list/map */
337 client_list = g_list_append(client_list, self);
338 g_hash_table_insert(window_map, &self->window, self);
339
340 /* this has to happen after we're in the client_list */
341 screen_update_areas();
342
343 /* update the list hints */
344 client_set_list();
345
346 keyboard_grab_for_client(self, TRUE);
347 mouse_grab_for_client(self, TRUE);
348
349 ob_debug("Managed window 0x%lx (%s)\n", window, self->class);
350 }
351
352 void client_unmanage_all()
353 {
354 while (client_list != NULL)
355 client_unmanage(client_list->data);
356 }
357
358 void client_unmanage(ObClient *self)
359 {
360 guint j;
361 GSList *it;
362
363 ob_debug("Unmanaging window: %lx (%s)\n", self->window, self->class);
364
365 g_assert(self != NULL);
366
367 keyboard_grab_for_client(self, FALSE);
368 mouse_grab_for_client(self, FALSE);
369
370 /* remove the window from our save set */
371 XChangeSaveSet(ob_display, self->window, SetModeDelete);
372
373 /* we dont want events no more */
374 XSelectInput(ob_display, self->window, NoEventMask);
375
376 frame_hide(self->frame);
377
378 client_list = g_list_remove(client_list, self);
379 stacking_remove(self);
380 g_hash_table_remove(window_map, &self->window);
381
382 /* update the focus lists */
383 focus_order_remove(self);
384
385 /* once the client is out of the list, update the struts to remove it's
386 influence */
387 screen_update_areas();
388
389 /* tell our parent(s) that we're gone */
390 if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
391 GSList *it;
392
393 for (it = self->group->members; it; it = it->next)
394 if (it->data != self)
395 ((ObClient*)it->data)->transients =
396 g_slist_remove(((ObClient*)it->data)->transients, self);
397 } else if (self->transient_for) { /* transient of window */
398 self->transient_for->transients =
399 g_slist_remove(self->transient_for->transients, self);
400 }
401
402 /* tell our transients that we're gone */
403 for (it = self->transients; it != NULL; it = it->next) {
404 if (((ObClient*)it->data)->transient_for != OB_TRAN_GROUP) {
405 ((ObClient*)it->data)->transient_for = NULL;
406 client_calc_layer(it->data);
407 }
408 }
409
410 for (it = client_destructors; it; it = g_slist_next(it)) {
411 GDestroyNotify func = (GDestroyNotify) it->data;
412 func(self);
413 }
414
415 if (focus_client == self) {
416 XEvent e;
417
418 /* focus the last focused window on the desktop, and ignore enter
419 events from the unmap so it doesnt mess with the focus */
420 while (XCheckTypedEvent(ob_display, EnterNotify, &e));
421 client_unfocus(self);
422 }
423
424 /* remove from its group */
425 if (self->group) {
426 group_remove(self->group, self);
427 self->group = NULL;
428 }
429
430 /* give the client its border back */
431 client_toggle_border(self, TRUE);
432
433 /* reparent the window out of the frame, and free the frame */
434 frame_release_client(self->frame, self);
435 self->frame = NULL;
436
437 if (ob_state() != OB_STATE_EXITING) {
438 /* these values should not be persisted across a window
439 unmapping/mapping */
440 PROP_ERASE(self->window, net_wm_desktop);
441 PROP_ERASE(self->window, net_wm_state);
442 PROP_ERASE(self->window, wm_state);
443 } else {
444 /* if we're left in an iconic state, the client wont be mapped. this is
445 bad, since we will no longer be managing the window on restart */
446 if (self->iconic)
447 XMapWindow(ob_display, self->window);
448 }
449
450
451 ob_debug("Unmanaged window 0x%lx\n", self->window);
452
453 /* free all data allocated in the client struct */
454 g_slist_free(self->transients);
455 for (j = 0; j < self->nicons; ++j)
456 g_free(self->icons[j].data);
457 if (self->nicons > 0)
458 g_free(self->icons);
459 g_free(self->title);
460 g_free(self->icon_title);
461 g_free(self->name);
462 g_free(self->class);
463 g_free(self->role);
464 g_free(self);
465
466 /* update the list hints */
467 client_set_list();
468 }
469
470 static void client_urgent_notify(ObClient *self)
471 {
472 if (self->urgent)
473 frame_flash_start(self->frame);
474 else
475 frame_flash_stop(self->frame);
476 }
477
478 static void client_restore_session_state(ObClient *self)
479 {
480 GList *it;
481
482 if (!(it = session_state_find(self)))
483 return;
484
485 self->session = it->data;
486
487 RECT_SET(self->area, self->session->x, self->session->y,
488 self->session->w, self->session->h);
489 self->positioned = TRUE;
490 XResizeWindow(ob_display, self->window,
491 self->session->w, self->session->h);
492
493 self->desktop = (self->session->desktop == DESKTOP_ALL ?
494 self->session->desktop :
495 MIN(screen_num_desktops - 1, self->session->desktop));
496 PROP_SET32(self->window, net_wm_desktop, cardinal, self->desktop);
497
498 self->shaded = self->session->shaded;
499 self->iconic = self->session->iconic;
500 self->skip_pager = self->session->skip_pager;
501 self->skip_taskbar = self->session->skip_taskbar;
502 self->fullscreen = self->session->fullscreen;
503 self->above = self->session->above;
504 self->below = self->session->below;
505 self->max_horz = self->session->max_horz;
506 self->max_vert = self->session->max_vert;
507 }
508
509 static void client_restore_session_stacking(ObClient *self)
510 {
511 GList *it;
512
513 if (!self->session) return;
514
515 it = g_list_find(session_saved_state, self->session);
516 for (it = g_list_previous(it); it; it = g_list_previous(it)) {
517 GList *cit;
518
519 for (cit = client_list; cit; cit = g_list_next(cit))
520 if (session_state_cmp(it->data, cit->data))
521 break;
522 if (cit) {
523 client_calc_layer(self);
524 stacking_below(CLIENT_AS_WINDOW(self),
525 CLIENT_AS_WINDOW(cit->data));
526 break;
527 }
528 }
529 }
530
531 void client_move_onscreen(ObClient *self, gboolean rude)
532 {
533 int x = self->area.x;
534 int y = self->area.y;
535 if (client_find_onscreen(self, &x, &y,
536 self->frame->area.width,
537 self->frame->area.height, rude)) {
538 client_move(self, x, y);
539 }
540 }
541
542 gboolean client_find_onscreen(ObClient *self, int *x, int *y, int w, int h,
543 gboolean rude)
544 {
545 Rect *a;
546 int ox = *x, oy = *y;
547
548 frame_client_gravity(self->frame, x, y); /* get where the frame
549 would be */
550
551 /* XXX watch for xinerama dead areas */
552
553 a = screen_area(self->desktop);
554 if (client_normal(self)) {
555 if (!self->strut.right && *x >= a->x + a->width - 1)
556 *x = a->x + a->width - self->frame->area.width;
557 if (!self->strut.bottom && *y >= a->y + a->height - 1)
558 *y = a->y + a->height - self->frame->area.height;
559 if (!self->strut.left && *x + self->frame->area.width - 1 < a->x)
560 *x = a->x;
561 if (!self->strut.top && *y + self->frame->area.height - 1 < a->y)
562 *y = a->y;
563 }
564
565 if (rude) {
566 /* this is my MOZILLA BITCHSLAP. oh ya it fucking feels good.
567 Java can suck it too. */
568
569 /* dont let windows map/move into the strut unless they
570 are bigger than the available area */
571 if (w <= a->width) {
572 if (!self->strut.left && *x < a->x) *x = a->x;
573 if (!self->strut.right && *x + w > a->x + a->width)
574 *x = a->x + a->width - w;
575 }
576 if (h <= a->height) {
577 if (!self->strut.top && *y < a->y) *y = a->y;
578 if (!self->strut.bottom && *y + h > a->y + a->height)
579 *y = a->y + a->height - h;
580 }
581 }
582
583 frame_frame_gravity(self->frame, x, y); /* get where the client
584 should be */
585
586 return ox != *x || oy != *y;
587 }
588
589 static void client_toggle_border(ObClient *self, gboolean show)
590 {
591 /* adjust our idea of where the client is, based on its border. When the
592 border is removed, the client should now be considered to be in a
593 different position.
594 when re-adding the border to the client, the same operation needs to be
595 reversed. */
596 int oldx = self->area.x, oldy = self->area.y;
597 int x = oldx, y = oldy;
598 switch(self->gravity) {
599 default:
600 case NorthWestGravity:
601 case WestGravity:
602 case SouthWestGravity:
603 break;
604 case NorthEastGravity:
605 case EastGravity:
606 case SouthEastGravity:
607 if (show) x -= self->border_width * 2;
608 else x += self->border_width * 2;
609 break;
610 case NorthGravity:
611 case SouthGravity:
612 case CenterGravity:
613 case ForgetGravity:
614 case StaticGravity:
615 if (show) x -= self->border_width;
616 else x += self->border_width;
617 break;
618 }
619 switch(self->gravity) {
620 default:
621 case NorthWestGravity:
622 case NorthGravity:
623 case NorthEastGravity:
624 break;
625 case SouthWestGravity:
626 case SouthGravity:
627 case SouthEastGravity:
628 if (show) y -= self->border_width * 2;
629 else y += self->border_width * 2;
630 break;
631 case WestGravity:
632 case EastGravity:
633 case CenterGravity:
634 case ForgetGravity:
635 case StaticGravity:
636 if (show) y -= self->border_width;
637 else y += self->border_width;
638 break;
639 }
640 self->area.x = x;
641 self->area.y = y;
642
643 if (show) {
644 XSetWindowBorderWidth(ob_display, self->window, self->border_width);
645
646 /* move the client so it is back it the right spot _with_ its
647 border! */
648 if (x != oldx || y != oldy)
649 XMoveWindow(ob_display, self->window, x, y);
650 } else
651 XSetWindowBorderWidth(ob_display, self->window, 0);
652 }
653
654
655 static void client_get_all(ObClient *self)
656 {
657 client_get_area(self);
658 client_update_transient_for(self);
659 client_update_wmhints(self);
660 client_get_startup_id(self);
661 client_get_desktop(self);
662 client_get_state(self);
663 client_get_shaped(self);
664
665 client_get_mwm_hints(self);
666 client_get_type(self);/* this can change the mwmhints for special cases */
667
668 client_update_protocols(self);
669
670 client_get_gravity(self); /* get the attribute gravity */
671 client_update_normal_hints(self); /* this may override the attribute
672 gravity */
673
674 /* got the type, the mwmhints, the protocols, and the normal hints
675 (min/max sizes), so we're ready to set up the decorations/functions */
676 client_setup_decor_and_functions(self);
677
678 client_update_title(self);
679 client_update_class(self);
680 client_update_strut(self);
681 client_update_icons(self);
682 }
683
684 static void client_get_startup_id(ObClient *self)
685 {
686 if (!(PROP_GETS(self->window, net_startup_id, utf8, &self->startup_id)))
687 if (self->group)
688 PROP_GETS(self->group->leader,
689 net_startup_id, utf8, &self->startup_id);
690 }
691
692 static void client_get_area(ObClient *self)
693 {
694 XWindowAttributes wattrib;
695 Status ret;
696
697 ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
698 g_assert(ret != BadWindow);
699
700 RECT_SET(self->area, wattrib.x, wattrib.y, wattrib.width, wattrib.height);
701 self->border_width = wattrib.border_width;
702 }
703
704 static void client_get_desktop(ObClient *self)
705 {
706 guint32 d = screen_num_desktops; /* an always-invalid value */
707
708 if (PROP_GET32(self->window, net_wm_desktop, cardinal, &d)) {
709 if (d >= screen_num_desktops && d != DESKTOP_ALL)
710 self->desktop = screen_num_desktops - 1;
711 else
712 self->desktop = d;
713 } else {
714 gboolean trdesk = FALSE;
715
716 if (self->transient_for) {
717 if (self->transient_for != OB_TRAN_GROUP) {
718 self->desktop = self->transient_for->desktop;
719 trdesk = TRUE;
720 } else {
721 GSList *it;
722
723 for (it = self->group->members; it; it = it->next)
724 if (it->data != self &&
725 !((ObClient*)it->data)->transient_for) {
726 self->desktop = ((ObClient*)it->data)->desktop;
727 trdesk = TRUE;
728 break;
729 }
730 }
731 }
732 if (!trdesk) {
733 /* try get from the startup-notification protocol */
734 if (sn_get_desktop(self->startup_id, &self->desktop)) {
735 if (self->desktop >= screen_num_desktops &&
736 self->desktop != DESKTOP_ALL)
737 self->desktop = screen_num_desktops - 1;
738 } else
739 /* defaults to the current desktop */
740 self->desktop = screen_desktop;
741 }
742 }
743 if (self->desktop != d) {
744 /* set the desktop hint, to make sure that it always exists */
745 PROP_SET32(self->window, net_wm_desktop, cardinal, self->desktop);
746 }
747 }
748
749 static void client_get_state(ObClient *self)
750 {
751 guint32 *state;
752 guint num;
753
754 if (PROP_GETA32(self->window, net_wm_state, atom, &state, &num)) {
755 gulong i;
756 for (i = 0; i < num; ++i) {
757 if (state[i] == prop_atoms.net_wm_state_modal)
758 self->modal = TRUE;
759 else if (state[i] == prop_atoms.net_wm_state_shaded)
760 self->shaded = TRUE;
761 else if (state[i] == prop_atoms.net_wm_state_hidden)
762 self->iconic = TRUE;
763 else if (state[i] == prop_atoms.net_wm_state_skip_taskbar)
764 self->skip_taskbar = TRUE;
765 else if (state[i] == prop_atoms.net_wm_state_skip_pager)
766 self->skip_pager = TRUE;
767 else if (state[i] == prop_atoms.net_wm_state_fullscreen)
768 self->fullscreen = TRUE;
769 else if (state[i] == prop_atoms.net_wm_state_maximized_vert)
770 self->max_vert = TRUE;
771 else if (state[i] == prop_atoms.net_wm_state_maximized_horz)
772 self->max_horz = TRUE;
773 else if (state[i] == prop_atoms.net_wm_state_above)
774 self->above = TRUE;
775 else if (state[i] == prop_atoms.net_wm_state_below)
776 self->below = TRUE;
777 }
778
779 g_free(state);
780 }
781 }
782
783 static void client_get_shaped(ObClient *self)
784 {
785 self->shaped = FALSE;
786 #ifdef SHAPE
787 if (extensions_shape) {
788 int foo;
789 guint ufoo;
790 int s;
791
792 XShapeSelectInput(ob_display, self->window, ShapeNotifyMask);
793
794 XShapeQueryExtents(ob_display, self->window, &s, &foo,
795 &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo,
796 &ufoo);
797 self->shaped = (s != 0);
798 }
799 #endif
800 }
801
802 void client_update_transient_for(ObClient *self)
803 {
804 Window t = None;
805 ObClient *target = NULL;
806
807 if (XGetTransientForHint(ob_display, self->window, &t)) {
808 self->transient = TRUE;
809 if (t != self->window) { /* cant be transient to itself! */
810 target = g_hash_table_lookup(window_map, &t);
811 /* if this happens then we need to check for it*/
812 g_assert(target != self);
813 if (target && !WINDOW_IS_CLIENT(target)) {
814 /* this can happen when a dialog is a child of
815 a dockapp, for example */
816 target = NULL;
817 }
818
819 if (!target && self->group) {
820 /* not transient to a client, see if it is transient for a
821 group */
822 if (t == self->group->leader ||
823 t == None ||
824 t == RootWindow(ob_display, ob_screen)) {
825 /* window is a transient for its group! */
826 target = OB_TRAN_GROUP;
827 }
828 }
829 }
830 } else
831 self->transient = FALSE;
832
833 /* if anything has changed... */
834 if (target != self->transient_for) {
835 if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
836 GSList *it;
837
838 /* remove from old parents */
839 for (it = self->group->members; it; it = g_slist_next(it)) {
840 ObClient *c = it->data;
841 if (c != self && !c->transient_for)
842 c->transients = g_slist_remove(c->transients, self);
843 }
844 } else if (self->transient_for != NULL) { /* transient of window */
845 /* remove from old parent */
846 self->transient_for->transients =
847 g_slist_remove(self->transient_for->transients, self);
848 }
849 self->transient_for = target;
850 if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
851 GSList *it;
852
853 /* add to new parents */
854 for (it = self->group->members; it; it = g_slist_next(it)) {
855 ObClient *c = it->data;
856 if (c != self && !c->transient_for)
857 c->transients = g_slist_append(c->transients, self);
858 }
859
860 /* remove all transients which are in the group, that causes
861 circlular pointer hell of doom */
862 for (it = self->group->members; it; it = g_slist_next(it)) {
863 GSList *sit, *next;
864 for (sit = self->transients; sit; sit = next) {
865 next = g_slist_next(sit);
866 if (sit->data == it->data)
867 self->transients =
868 g_slist_delete_link(self->transients, sit);
869 }
870 }
871 } else if (self->transient_for != NULL) { /* transient of window */
872 /* add to new parent */
873 self->transient_for->transients =
874 g_slist_append(self->transient_for->transients, self);
875 }
876 }
877 }
878
879 static void client_get_mwm_hints(ObClient *self)
880 {
881 guint num;
882 guint32 *hints;
883
884 self->mwmhints.flags = 0; /* default to none */
885
886 if (PROP_GETA32(self->window, motif_wm_hints, motif_wm_hints,
887 &hints, &num)) {
888 if (num >= OB_MWM_ELEMENTS) {
889 self->mwmhints.flags = hints[0];
890 self->mwmhints.functions = hints[1];
891 self->mwmhints.decorations = hints[2];
892 }
893 g_free(hints);
894 }
895 }
896
897 void client_get_type(ObClient *self)
898 {
899 guint num, i;
900 guint32 *val;
901
902 self->type = -1;
903
904 if (PROP_GETA32(self->window, net_wm_window_type, atom, &val, &num)) {
905 /* use the first value that we know about in the array */
906 for (i = 0; i < num; ++i) {
907 if (val[i] == prop_atoms.net_wm_window_type_desktop)
908 self->type = OB_CLIENT_TYPE_DESKTOP;
909 else if (val[i] == prop_atoms.net_wm_window_type_dock)
910 self->type = OB_CLIENT_TYPE_DOCK;
911 else if (val[i] == prop_atoms.net_wm_window_type_toolbar)
912 self->type = OB_CLIENT_TYPE_TOOLBAR;
913 else if (val[i] == prop_atoms.net_wm_window_type_menu)
914 self->type = OB_CLIENT_TYPE_MENU;
915 else if (val[i] == prop_atoms.net_wm_window_type_utility)
916 self->type = OB_CLIENT_TYPE_UTILITY;
917 else if (val[i] == prop_atoms.net_wm_window_type_splash)
918 self->type = OB_CLIENT_TYPE_SPLASH;
919 else if (val[i] == prop_atoms.net_wm_window_type_dialog)
920 self->type = OB_CLIENT_TYPE_DIALOG;
921 else if (val[i] == prop_atoms.net_wm_window_type_normal)
922 self->type = OB_CLIENT_TYPE_NORMAL;
923 else if (val[i] == prop_atoms.kde_net_wm_window_type_override) {
924 /* prevent this window from getting any decor or
925 functionality */
926 self->mwmhints.flags &= (OB_MWM_FLAG_FUNCTIONS |
927 OB_MWM_FLAG_DECORATIONS);
928 self->mwmhints.decorations = 0;
929 self->mwmhints.functions = 0;
930 }
931 if (self->type != (ObClientType) -1)
932 break; /* grab the first legit type */
933 }
934 g_free(val);
935 }
936
937 if (self->type == (ObClientType) -1) {
938 /*the window type hint was not set, which means we either classify
939 ourself as a normal window or a dialog, depending on if we are a
940 transient. */
941 if (self->transient)
942 self->type = OB_CLIENT_TYPE_DIALOG;
943 else
944 self->type = OB_CLIENT_TYPE_NORMAL;
945 }
946 }
947
948 void client_update_protocols(ObClient *self)
949 {
950 guint32 *proto;
951 guint num_return, i;
952
953 self->focus_notify = FALSE;
954 self->delete_window = FALSE;
955
956 if (PROP_GETA32(self->window, wm_protocols, atom, &proto, &num_return)) {
957 for (i = 0; i < num_return; ++i) {
958 if (proto[i] == prop_atoms.wm_delete_window) {
959 /* this means we can request the window to close */
960 self->delete_window = TRUE;
961 } else if (proto[i] == prop_atoms.wm_take_focus)
962 /* if this protocol is requested, then the window will be
963 notified whenever we want it to receive focus */
964 self->focus_notify = TRUE;
965 }
966 g_free(proto);
967 }
968 }
969
970 static void client_get_gravity(ObClient *self)
971 {
972 XWindowAttributes wattrib;
973 Status ret;
974
975 ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
976 g_assert(ret != BadWindow);
977 self->gravity = wattrib.win_gravity;
978 }
979
980 void client_update_normal_hints(ObClient *self)
981 {
982 XSizeHints size;
983 long ret;
984 int oldgravity = self->gravity;
985
986 /* defaults */
987 self->min_ratio = 0.0f;
988 self->max_ratio = 0.0f;
989 SIZE_SET(self->size_inc, 1, 1);
990 SIZE_SET(self->base_size, 0, 0);
991 SIZE_SET(self->min_size, 0, 0);
992 SIZE_SET(self->max_size, G_MAXINT, G_MAXINT);
993
994 /* get the hints from the window */
995 if (XGetWMNormalHints(ob_display, self->window, &size, &ret)) {
996 self->positioned = !!(size.flags & (PPosition|USPosition));
997
998 if (size.flags & PWinGravity) {
999 self->gravity = size.win_gravity;
1000
1001 /* if the client has a frame, i.e. has already been mapped and
1002 is changing its gravity */
1003 if (self->frame && self->gravity != oldgravity) {
1004 /* move our idea of the client's position based on its new
1005 gravity */
1006 self->area.x = self->frame->area.x;
1007 self->area.y = self->frame->area.y;
1008 frame_frame_gravity(self->frame, &self->area.x, &self->area.y);
1009 }
1010 }
1011
1012 if (size.flags & PAspect) {
1013 if (size.min_aspect.y)
1014 self->min_ratio = (float)size.min_aspect.x / size.min_aspect.y;
1015 if (size.max_aspect.y)
1016 self->max_ratio = (float)size.max_aspect.x / size.max_aspect.y;
1017 }
1018
1019 if (size.flags & PMinSize)
1020 SIZE_SET(self->min_size, size.min_width, size.min_height);
1021
1022 if (size.flags & PMaxSize)
1023 SIZE_SET(self->max_size, size.max_width, size.max_height);
1024
1025 if (size.flags & PBaseSize)
1026 SIZE_SET(self->base_size, size.base_width, size.base_height);
1027
1028 if (size.flags & PResizeInc)
1029 SIZE_SET(self->size_inc, size.width_inc, size.height_inc);
1030 }
1031 }
1032
1033 void client_setup_decor_and_functions(ObClient *self)
1034 {
1035 /* start with everything (cept fullscreen) */
1036 self->decorations =
1037 (OB_FRAME_DECOR_TITLEBAR |
1038 (ob_rr_theme->show_handle ? OB_FRAME_DECOR_HANDLE : 0) |
1039 OB_FRAME_DECOR_GRIPS |
1040 OB_FRAME_DECOR_BORDER |
1041 OB_FRAME_DECOR_ICON |
1042 OB_FRAME_DECOR_ALLDESKTOPS |
1043 OB_FRAME_DECOR_ICONIFY |
1044 OB_FRAME_DECOR_MAXIMIZE |
1045 OB_FRAME_DECOR_SHADE);
1046 self->functions =
1047 (OB_CLIENT_FUNC_RESIZE |
1048 OB_CLIENT_FUNC_MOVE |
1049 OB_CLIENT_FUNC_ICONIFY |
1050 OB_CLIENT_FUNC_MAXIMIZE |
1051 OB_CLIENT_FUNC_SHADE);
1052 if (self->delete_window) {
1053 self->functions |= OB_CLIENT_FUNC_CLOSE;
1054 self->decorations |= OB_FRAME_DECOR_CLOSE;
1055 }
1056
1057 if (!(self->min_size.width < self->max_size.width ||
1058 self->min_size.height < self->max_size.height))
1059 self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1060
1061 switch (self->type) {
1062 case OB_CLIENT_TYPE_NORMAL:
1063 /* normal windows retain all of the possible decorations and
1064 functionality, and are the only windows that you can fullscreen */
1065 self->functions |= OB_CLIENT_FUNC_FULLSCREEN;
1066 break;
1067
1068 case OB_CLIENT_TYPE_DIALOG:
1069 case OB_CLIENT_TYPE_UTILITY:
1070 /* these windows cannot be maximized */
1071 self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1072 break;
1073
1074 case OB_CLIENT_TYPE_MENU:
1075 case OB_CLIENT_TYPE_TOOLBAR:
1076 /* these windows get less functionality */
1077 self->functions &= ~(OB_CLIENT_FUNC_ICONIFY | OB_CLIENT_FUNC_RESIZE);
1078 break;
1079
1080 case OB_CLIENT_TYPE_DESKTOP:
1081 case OB_CLIENT_TYPE_DOCK:
1082 case OB_CLIENT_TYPE_SPLASH:
1083 /* none of these windows are manipulated by the window manager */
1084 self->decorations = 0;
1085 self->functions = 0;
1086 break;
1087 }
1088
1089 /* Mwm Hints are applied subtractively to what has already been chosen for
1090 decor and functionality */
1091 if (self->mwmhints.flags & OB_MWM_FLAG_DECORATIONS) {
1092 if (! (self->mwmhints.decorations & OB_MWM_DECOR_ALL)) {
1093 if (! ((self->mwmhints.decorations & OB_MWM_DECOR_HANDLE) ||
1094 (self->mwmhints.decorations & OB_MWM_DECOR_TITLE)))
1095 /* if the mwm hints request no handle or title, then all
1096 decorations are disabled */
1097 self->decorations = 0;
1098 }
1099 }
1100
1101 if (self->mwmhints.flags & OB_MWM_FLAG_FUNCTIONS) {
1102 if (! (self->mwmhints.functions & OB_MWM_FUNC_ALL)) {
1103 if (! (self->mwmhints.functions & OB_MWM_FUNC_RESIZE))
1104 self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1105 if (! (self->mwmhints.functions & OB_MWM_FUNC_MOVE))
1106 self->functions &= ~OB_CLIENT_FUNC_MOVE;
1107 /* dont let mwm hints kill any buttons
1108 if (! (self->mwmhints.functions & OB_MWM_FUNC_ICONIFY))
1109 self->functions &= ~OB_CLIENT_FUNC_ICONIFY;
1110 if (! (self->mwmhints.functions & OB_MWM_FUNC_MAXIMIZE))
1111 self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1112 */
1113 /* dont let mwm hints kill the close button
1114 if (! (self->mwmhints.functions & MwmFunc_Close))
1115 self->functions &= ~OB_CLIENT_FUNC_CLOSE; */
1116 }
1117 }
1118
1119 if (!(self->functions & OB_CLIENT_FUNC_SHADE))
1120 self->decorations &= ~OB_FRAME_DECOR_SHADE;
1121 if (!(self->functions & OB_CLIENT_FUNC_ICONIFY))
1122 self->decorations &= ~OB_FRAME_DECOR_ICONIFY;
1123 if (!(self->functions & OB_CLIENT_FUNC_RESIZE))
1124 self->decorations &= ~OB_FRAME_DECOR_GRIPS;
1125
1126 /* can't maximize without moving/resizing */
1127 if (!((self->functions & OB_CLIENT_FUNC_MAXIMIZE) &&
1128 (self->functions & OB_CLIENT_FUNC_MOVE) &&
1129 (self->functions & OB_CLIENT_FUNC_RESIZE))) {
1130 self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1131 self->decorations &= ~OB_FRAME_DECOR_MAXIMIZE;
1132 }
1133
1134 /* kill the handle on fully maxed windows */
1135 if (self->max_vert && self->max_horz)
1136 self->decorations &= ~OB_FRAME_DECOR_HANDLE;
1137
1138 /* finally, the user can have requested no decorations, which overrides
1139 everything */
1140 if (!self->decorate)
1141 self->decorations = OB_FRAME_DECOR_BORDER;
1142
1143 /* if we don't have a titlebar, then we cannot shade! */
1144 if (!(self->decorations & OB_FRAME_DECOR_TITLEBAR))
1145 self->functions &= ~OB_CLIENT_FUNC_SHADE;
1146
1147 /* now we need to check against rules for the client's current state */
1148 if (self->fullscreen) {
1149 self->functions &= (OB_CLIENT_FUNC_CLOSE |
1150 OB_CLIENT_FUNC_FULLSCREEN |
1151 OB_CLIENT_FUNC_ICONIFY);
1152 self->decorations = 0;
1153 }
1154
1155 client_change_allowed_actions(self);
1156
1157 if (self->frame) {
1158 /* adjust the client's decorations, etc. */
1159 client_reconfigure(self);
1160 } else {
1161 /* this makes sure that these windows appear on all desktops */
1162 if (self->type == OB_CLIENT_TYPE_DESKTOP &&
1163 self->desktop != DESKTOP_ALL)
1164 {
1165 self->desktop = DESKTOP_ALL;
1166 }
1167 }
1168 }
1169
1170 static void client_change_allowed_actions(ObClient *self)
1171 {
1172 guint32 actions[9];
1173 int num = 0;
1174
1175 /* desktop windows are kept on all desktops */
1176 if (self->type != OB_CLIENT_TYPE_DESKTOP)
1177 actions[num++] = prop_atoms.net_wm_action_change_desktop;
1178
1179 if (self->functions & OB_CLIENT_FUNC_SHADE)
1180 actions[num++] = prop_atoms.net_wm_action_shade;
1181 if (self->functions & OB_CLIENT_FUNC_CLOSE)
1182 actions[num++] = prop_atoms.net_wm_action_close;
1183 if (self->functions & OB_CLIENT_FUNC_MOVE)
1184 actions[num++] = prop_atoms.net_wm_action_move;
1185 if (self->functions & OB_CLIENT_FUNC_ICONIFY)
1186 actions[num++] = prop_atoms.net_wm_action_minimize;
1187 if (self->functions & OB_CLIENT_FUNC_RESIZE)
1188 actions[num++] = prop_atoms.net_wm_action_resize;
1189 if (self->functions & OB_CLIENT_FUNC_FULLSCREEN)
1190 actions[num++] = prop_atoms.net_wm_action_fullscreen;
1191 if (self->functions & OB_CLIENT_FUNC_MAXIMIZE) {
1192 actions[num++] = prop_atoms.net_wm_action_maximize_horz;
1193 actions[num++] = prop_atoms.net_wm_action_maximize_vert;
1194 }
1195
1196 PROP_SETA32(self->window, net_wm_allowed_actions, atom, actions, num);
1197
1198 /* make sure the window isn't breaking any rules now */
1199
1200 if (!(self->functions & OB_CLIENT_FUNC_SHADE) && self->shaded) {
1201 if (self->frame) client_shade(self, FALSE);
1202 else self->shaded = FALSE;
1203 }
1204 if (!(self->functions & OB_CLIENT_FUNC_ICONIFY) && self->iconic) {
1205 if (self->frame) client_iconify(self, FALSE, TRUE);
1206 else self->iconic = FALSE;
1207 }
1208 if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) && self->fullscreen) {
1209 if (self->frame) client_fullscreen(self, FALSE, TRUE);
1210 else self->fullscreen = FALSE;
1211 }
1212 if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE) && (self->max_horz ||
1213 self->max_vert)) {
1214 if (self->frame) client_maximize(self, FALSE, 0, TRUE);
1215 else self->max_vert = self->max_horz = FALSE;
1216 }
1217 }
1218
1219 void client_reconfigure(ObClient *self)
1220 {
1221 /* by making this pass FALSE for user, we avoid the emacs event storm where
1222 every configurenotify causes an update in its normal hints, i think this
1223 is generally what we want anyways... */
1224 client_configure(self, OB_CORNER_TOPLEFT, self->area.x, self->area.y,
1225 self->area.width, self->area.height, FALSE, TRUE);
1226 }
1227
1228 void client_update_wmhints(ObClient *self)
1229 {
1230 XWMHints *hints;
1231 gboolean ur = FALSE;
1232 GSList *it;
1233
1234 /* assume a window takes input if it doesnt specify */
1235 self->can_focus = TRUE;
1236
1237 if ((hints = XGetWMHints(ob_display, self->window)) != NULL) {
1238 if (hints->flags & InputHint)
1239 self->can_focus = hints->input;
1240
1241 /* only do this when first managing the window *AND* when we aren't
1242 starting up! */
1243 if (ob_state() != OB_STATE_STARTING && self->frame == NULL)
1244 if (hints->flags & StateHint)
1245 self->iconic = hints->initial_state == IconicState;
1246
1247 if (hints->flags & XUrgencyHint)
1248 ur = TRUE;
1249
1250 if (!(hints->flags & WindowGroupHint))
1251 hints->window_group = None;
1252
1253 /* did the group state change? */
1254 if (hints->window_group !=
1255 (self->group ? self->group->leader : None)) {
1256 /* remove from the old group if there was one */
1257 if (self->group != NULL) {
1258 /* remove transients of the group */
1259 for (it = self->group->members; it; it = it->next)
1260 self->transients = g_slist_remove(self->transients,
1261 it->data);
1262 group_remove(self->group, self);
1263 self->group = NULL;
1264 }
1265 if (hints->window_group != None) {
1266 self->group = group_add(hints->window_group, self);
1267
1268 /* i can only have transients from the group if i am not
1269 transient myself */
1270 if (!self->transient_for) {
1271 /* add other transients of the group that are already
1272 set up */
1273 for (it = self->group->members; it; it = it->next) {
1274 ObClient *c = it->data;
1275 if (c != self && c->transient_for == OB_TRAN_GROUP)
1276 self->transients =
1277 g_slist_append(self->transients, c);
1278 }
1279 }
1280 }
1281
1282 /* because the self->transient flag wont change from this call,
1283 we don't need to update the window's type and such, only its
1284 transient_for, and the transients lists of other windows in
1285 the group may be affected */
1286 client_update_transient_for(self);
1287 }
1288
1289 /* the WM_HINTS can contain an icon */
1290 client_update_icons(self);
1291
1292 XFree(hints);
1293 }
1294
1295 if (ur != self->urgent) {
1296 self->urgent = ur;
1297 ob_debug("Urgent Hint for 0x%lx: %s\n", self->window,
1298 ur ? "ON" : "OFF");
1299 /* fire the urgent callback if we're mapped, otherwise, wait until
1300 after we're mapped */
1301 if (self->frame)
1302 client_urgent_notify(self);
1303 }
1304 }
1305
1306 void client_update_title(ObClient *self)
1307 {
1308 GList *it;
1309 guint32 nums;
1310 guint i;
1311 gchar *data = NULL;
1312 gboolean read_title;
1313 gchar *old_title;
1314
1315 old_title = self->title;
1316
1317 /* try netwm */
1318 if (!PROP_GETS(self->window, net_wm_name, utf8, &data))
1319 /* try old x stuff */
1320 if (!PROP_GETS(self->window, wm_name, locale, &data))
1321 data = g_strdup("Unnamed Window");
1322
1323 /* did the title change? then reset the title_count */
1324 if (old_title && 0 != strncmp(old_title, data, strlen(data)))
1325 self->title_count = 1;
1326
1327 /* look for duplicates and append a number */
1328 nums = 0;
1329 for (it = client_list; it; it = it->next)
1330 if (it->data != self) {
1331 ObClient *c = it->data;
1332 if (0 == strncmp(c->title, data, strlen(data)))
1333 nums |= 1 << c->title_count;
1334 }
1335 /* find first free number */
1336 for (i = 1; i <= 32; ++i)
1337 if (!(nums & (1 << i))) {
1338 if (self->title_count == 1 || i == 1)
1339 self->title_count = i;
1340 break;
1341 }
1342 /* dont display the number for the first window */
1343 if (self->title_count > 1) {
1344 char *ndata;
1345 ndata = g_strdup_printf("%s - [%u]", data, self->title_count);
1346 g_free(data);
1347 data = ndata;
1348 }
1349
1350 PROP_SETS(self->window, net_wm_visible_name, data);
1351
1352 self->title = data;
1353
1354 if (self->frame)
1355 frame_adjust_title(self->frame);
1356
1357 g_free(old_title);
1358
1359 /* update the icon title */
1360 data = NULL;
1361 g_free(self->icon_title);
1362
1363 read_title = TRUE;
1364 /* try netwm */
1365 if (!PROP_GETS(self->window, net_wm_icon_name, utf8, &data))
1366 /* try old x stuff */
1367 if (!PROP_GETS(self->window, wm_icon_name, locale, &data)) {
1368 data = g_strdup(self->title);
1369 read_title = FALSE;
1370 }
1371
1372 /* append the title count, dont display the number for the first window */
1373 if (read_title && self->title_count > 1) {
1374 char *vdata, *ndata;
1375 ndata = g_strdup_printf(" - [%u]", self->title_count);
1376 vdata = g_strconcat(data, ndata, NULL);
1377 g_free(ndata);
1378 g_free(data);
1379 data = vdata;
1380 }
1381
1382 PROP_SETS(self->window, net_wm_visible_icon_name, data);
1383
1384 self->icon_title = data;
1385 }
1386
1387 void client_update_class(ObClient *self)
1388 {
1389 char **data;
1390 char *s;
1391
1392 if (self->name) g_free(self->name);
1393 if (self->class) g_free(self->class);
1394 if (self->role) g_free(self->role);
1395
1396 self->name = self->class = self->role = NULL;
1397
1398 if (PROP_GETSS(self->window, wm_class, locale, &data)) {
1399 if (data[0]) {
1400 self->name = g_strdup(data[0]);
1401 if (data[1])
1402 self->class = g_strdup(data[1]);
1403 }
1404 g_strfreev(data);
1405 }
1406
1407 if (PROP_GETS(self->window, wm_window_role, locale, &s))
1408 self->role = s;
1409
1410 if (self->name == NULL) self->name = g_strdup("");
1411 if (self->class == NULL) self->class = g_strdup("");
1412 if (self->role == NULL) self->role = g_strdup("");
1413 }
1414
1415 void client_update_strut(ObClient *self)
1416 {
1417 guint num;
1418 guint32 *data;
1419 gboolean got = FALSE;
1420 StrutPartial strut;
1421
1422 if (PROP_GETA32(self->window, net_wm_strut_partial, cardinal,
1423 &data, &num)) {
1424 if (num == 12) {
1425 got = TRUE;
1426 STRUT_PARTIAL_SET(strut,
1427 data[0], data[2], data[1], data[3],
1428 data[4], data[5], data[8], data[9],
1429 data[6], data[7], data[10], data[11]);
1430 }
1431 g_free(data);
1432 }
1433
1434 if (!got &&
1435 PROP_GETA32(self->window, net_wm_strut, cardinal, &data, &num)) {
1436 if (num == 4) {
1437 got = TRUE;
1438 STRUT_PARTIAL_SET(strut,
1439 data[0], data[2], data[1], data[3],
1440 0, 0, 0, 0, 0, 0, 0, 0);
1441 }
1442 g_free(data);
1443 }
1444
1445 if (!got)
1446 STRUT_PARTIAL_SET(strut, 0, 0, 0, 0,
1447 0, 0, 0, 0, 0, 0, 0, 0);
1448
1449 if (!STRUT_EQUAL(strut, self->strut)) {
1450 self->strut = strut;
1451
1452 /* updating here is pointless while we're being mapped cuz we're not in
1453 the client list yet */
1454 if (self->frame)
1455 screen_update_areas();
1456 }
1457 }
1458
1459 void client_update_icons(ObClient *self)
1460 {
1461 guint num;
1462 guint32 *data;
1463 guint w, h, i, j;
1464
1465 for (i = 0; i < self->nicons; ++i)
1466 g_free(self->icons[i].data);
1467 if (self->nicons > 0)
1468 g_free(self->icons);
1469 self->nicons = 0;
1470
1471 if (PROP_GETA32(self->window, net_wm_icon, cardinal, &data, &num)) {
1472 /* figure out how many valid icons are in here */
1473 i = 0;
1474 while (num - i > 2) {
1475 w = data[i++];
1476 h = data[i++];
1477 i += w * h;
1478 if (i > num || w*h == 0) break;
1479 ++self->nicons;
1480 }
1481
1482 self->icons = g_new(ObClientIcon, self->nicons);
1483
1484 /* store the icons */
1485 i = 0;
1486 for (j = 0; j < self->nicons; ++j) {
1487 guint x, y, t;
1488
1489 w = self->icons[j].width = data[i++];
1490 h = self->icons[j].height = data[i++];
1491
1492 if (w*h == 0) continue;
1493
1494 self->icons[j].data = g_new(RrPixel32, w * h);
1495 for (x = 0, y = 0, t = 0; t < w * h; ++t, ++x, ++i) {
1496 if (x >= w) {
1497 x = 0;
1498 ++y;
1499 }
1500 self->icons[j].data[t] =
1501 (((data[i] >> 24) & 0xff) << RrDefaultAlphaOffset) +
1502 (((data[i] >> 16) & 0xff) << RrDefaultRedOffset) +
1503 (((data[i] >> 8) & 0xff) << RrDefaultGreenOffset) +
1504 (((data[i] >> 0) & 0xff) << RrDefaultBlueOffset);
1505 }
1506 g_assert(i <= num);
1507 }
1508
1509 g_free(data);
1510 } else if (PROP_GETA32(self->window, kwm_win_icon,
1511 kwm_win_icon, &data, &num)) {
1512 if (num == 2) {
1513 self->nicons++;
1514 self->icons = g_new(ObClientIcon, self->nicons);
1515 xerror_set_ignore(TRUE);
1516 if (!RrPixmapToRGBA(ob_rr_inst,
1517 data[0], data[1],
1518 &self->icons[self->nicons-1].width,
1519 &self->icons[self->nicons-1].height,
1520 &self->icons[self->nicons-1].data)) {
1521 g_free(&self->icons[self->nicons-1]);
1522 self->nicons--;
1523 }
1524 xerror_set_ignore(FALSE);
1525 }
1526 g_free(data);
1527 } else {
1528 XWMHints *hints;
1529
1530 if ((hints = XGetWMHints(ob_display, self->window))) {
1531 if (hints->flags & IconPixmapHint) {
1532 self->nicons++;
1533 self->icons = g_new(ObClientIcon, self->nicons);
1534 xerror_set_ignore(TRUE);
1535 if (!RrPixmapToRGBA(ob_rr_inst,
1536 hints->icon_pixmap,
1537 (hints->flags & IconMaskHint ?
1538 hints->icon_mask : None),
1539 &self->icons[self->nicons-1].width,
1540 &self->icons[self->nicons-1].height,
1541 &self->icons[self->nicons-1].data)){
1542 g_free(&self->icons[self->nicons-1]);
1543 self->nicons--;
1544 }
1545 xerror_set_ignore(FALSE);
1546 }
1547 XFree(hints);
1548 }
1549 }
1550
1551 if (!self->nicons) {
1552 self->nicons++;
1553 self->icons = g_new(ObClientIcon, self->nicons);
1554 self->icons[self->nicons-1].width = 48;
1555 self->icons[self->nicons-1].height = 48;
1556 self->icons[self->nicons-1].data = g_memdup(ob_rr_theme->def_win_icon,
1557 sizeof(RrPixel32)
1558 * 48 * 48);
1559 }
1560
1561 if (self->frame)
1562 frame_adjust_icon(self->frame);
1563 }
1564
1565 static void client_change_state(ObClient *self)
1566 {
1567 guint32 state[2];
1568 guint32 netstate[10];
1569 guint num;
1570
1571 state[0] = self->wmstate;
1572 state[1] = None;
1573 PROP_SETA32(self->window, wm_state, wm_state, state, 2);
1574
1575 num = 0;
1576 if (self->modal)
1577 netstate[num++] = prop_atoms.net_wm_state_modal;
1578 if (self->shaded)
1579 netstate[num++] = prop_atoms.net_wm_state_shaded;
1580 if (self->iconic)
1581 netstate[num++] = prop_atoms.net_wm_state_hidden;
1582 if (self->skip_taskbar)
1583 netstate[num++] = prop_atoms.net_wm_state_skip_taskbar;
1584 if (self->skip_pager)
1585 netstate[num++] = prop_atoms.net_wm_state_skip_pager;
1586 if (self->fullscreen)
1587 netstate[num++] = prop_atoms.net_wm_state_fullscreen;
1588 if (self->max_vert)
1589 netstate[num++] = prop_atoms.net_wm_state_maximized_vert;
1590 if (self->max_horz)
1591 netstate[num++] = prop_atoms.net_wm_state_maximized_horz;
1592 if (self->above)
1593 netstate[num++] = prop_atoms.net_wm_state_above;
1594 if (self->below)
1595 netstate[num++] = prop_atoms.net_wm_state_below;
1596 PROP_SETA32(self->window, net_wm_state, atom, netstate, num);
1597
1598 client_calc_layer(self);
1599
1600 if (self->frame)
1601 frame_adjust_state(self->frame);
1602 }
1603
1604 ObClient *client_search_focus_tree(ObClient *self)
1605 {
1606 GSList *it;
1607 ObClient *ret;
1608
1609 for (it = self->transients; it != NULL; it = it->next) {
1610 if (client_focused(it->data)) return it->data;
1611 if ((ret = client_search_focus_tree(it->data))) return ret;
1612 }
1613 return NULL;
1614 }
1615
1616 ObClient *client_search_focus_tree_full(ObClient *self)
1617 {
1618 if (self->transient_for) {
1619 if (self->transient_for != OB_TRAN_GROUP) {
1620 return client_search_focus_tree_full(self->transient_for);
1621 } else {
1622 GSList *it;
1623 gboolean recursed = FALSE;
1624
1625 for (it = self->group->members; it; it = it->next)
1626 if (!((ObClient*)it->data)->transient_for) {
1627 ObClient *c;
1628 if ((c = client_search_focus_tree_full(it->data)))
1629 return c;
1630 recursed = TRUE;
1631 }
1632 if (recursed)
1633 return NULL;
1634 }
1635 }
1636
1637 /* this function checks the whole tree, the client_search_focus_tree~
1638 does not, so we need to check this window */
1639 if (client_focused(self))
1640 return self;
1641 return client_search_focus_tree(self);
1642 }
1643
1644 static ObStackingLayer calc_layer(ObClient *self)
1645 {
1646 ObStackingLayer l;
1647
1648 if (self->fullscreen) l = OB_STACKING_LAYER_FULLSCREEN;
1649 else if (self->type == OB_CLIENT_TYPE_DESKTOP)
1650 l = OB_STACKING_LAYER_DESKTOP;
1651 else if (self->type == OB_CLIENT_TYPE_DOCK) {
1652 if (!self->below) l = OB_STACKING_LAYER_TOP;
1653 else l = OB_STACKING_LAYER_NORMAL;
1654 }
1655 else if (self->above) l = OB_STACKING_LAYER_ABOVE;
1656 else if (self->below) l = OB_STACKING_LAYER_BELOW;
1657 else l = OB_STACKING_LAYER_NORMAL;
1658
1659 return l;
1660 }
1661
1662 static void client_calc_layer_recursive(ObClient *self, ObClient *orig,
1663 ObStackingLayer l, gboolean raised)
1664 {
1665 ObStackingLayer old, own;
1666 GSList *it;
1667
1668 old = self->layer;
1669 own = calc_layer(self);
1670 self->layer = l > own ? l : own;
1671
1672 for (it = self->transients; it; it = it->next)
1673 client_calc_layer_recursive(it->data, orig,
1674 l, raised ? raised : l != old);
1675
1676 if (!raised && l != old)
1677 if (orig->frame) { /* only restack if the original window is managed */
1678 /* XXX add_non_intrusive ever? */
1679 stacking_remove(CLIENT_AS_WINDOW(self));
1680 stacking_add(CLIENT_AS_WINDOW(self));
1681 }
1682 }
1683
1684 void client_calc_layer(ObClient *self)
1685 {
1686 ObStackingLayer l;
1687 ObClient *orig;
1688
1689 orig = self;
1690
1691 /* transients take on the layer of their parents */
1692 self = client_search_top_transient(self);
1693
1694 l = calc_layer(self);
1695
1696 client_calc_layer_recursive(self, orig, l, FALSE);
1697 }
1698
1699 gboolean client_should_show(ObClient *self)
1700 {
1701 if (self->iconic) return FALSE;
1702 else if (!(self->desktop == screen_desktop ||
1703 self->desktop == DESKTOP_ALL)) return FALSE;
1704 else if (client_normal(self) && screen_showing_desktop) return FALSE;
1705
1706 return TRUE;
1707 }
1708
1709 static void client_showhide(ObClient *self)
1710 {
1711
1712 if (client_should_show(self))
1713 frame_show(self->frame);
1714 else
1715 frame_hide(self->frame);
1716 }
1717
1718 gboolean client_normal(ObClient *self) {
1719 return ! (self->type == OB_CLIENT_TYPE_DESKTOP ||
1720 self->type == OB_CLIENT_TYPE_DOCK ||
1721 self->type == OB_CLIENT_TYPE_SPLASH);
1722 }
1723
1724 static void client_apply_startup_state(ObClient *self)
1725 {
1726 /* these are in a carefully crafted order.. */
1727
1728 if (self->iconic) {
1729 self->iconic = FALSE;
1730 client_iconify(self, TRUE, FALSE);
1731 }
1732 if (self->fullscreen) {
1733 self->fullscreen = FALSE;
1734 client_fullscreen(self, TRUE, FALSE);
1735 }
1736 if (self->shaded) {
1737 self->shaded = FALSE;
1738 client_shade(self, TRUE);
1739 }
1740 if (self->urgent)
1741 client_urgent_notify(self);
1742
1743 if (self->max_vert && self->max_horz) {
1744 self->max_vert = self->max_horz = FALSE;
1745 client_maximize(self, TRUE, 0, FALSE);
1746 } else if (self->max_vert) {
1747 self->max_vert = FALSE;
1748 client_maximize(self, TRUE, 2, FALSE);
1749 } else if (self->max_horz) {
1750 self->max_horz = FALSE;
1751 client_maximize(self, TRUE, 1, FALSE);
1752 }
1753
1754 /* nothing to do for the other states:
1755 skip_taskbar
1756 skip_pager
1757 modal
1758 above
1759 below
1760 */
1761 }
1762
1763 void client_configure_full(ObClient *self, ObCorner anchor,
1764 int x, int y, int w, int h,
1765 gboolean user, gboolean final,
1766 gboolean force_reply)
1767 {
1768 gint oldw, oldh;
1769 gboolean send_resize_client;
1770 gboolean moved = FALSE, resized = FALSE;
1771 guint fdecor = self->frame->decorations;
1772 gboolean fhorz = self->frame->max_horz;
1773
1774 /* make the frame recalculate its dimentions n shit without changing
1775 anything visible for real, this way the constraints below can work with
1776 the updated frame dimensions. */
1777 frame_adjust_area(self->frame, TRUE, TRUE, TRUE);
1778
1779 /* gets the frame's position */
1780 frame_client_gravity(self->frame, &x, &y);
1781
1782 /* these positions are frame positions, not client positions */
1783
1784 /* set the size and position if fullscreen */
1785 if (self->fullscreen) {
1786 #ifdef VIDMODE
1787 int dot;
1788 XF86VidModeModeLine mode;
1789 #endif
1790 Rect *a;
1791 guint i;
1792
1793 i = client_monitor(self);
1794 a = screen_physical_area_monitor(i);
1795
1796 #ifdef VIDMODE
1797 if (i == 0 && /* primary head */
1798 extensions_vidmode &&
1799 XF86VidModeGetViewPort(ob_display, ob_screen, &x, &y) &&
1800 /* get the mode last so the mode.privsize isnt freed incorrectly */
1801 XF86VidModeGetModeLine(ob_display, ob_screen, &dot, &mode)) {
1802 x += a->x;
1803 y += a->y;
1804 w = mode.hdisplay;
1805 h = mode.vdisplay;
1806 if (mode.privsize) XFree(mode.private);
1807 } else
1808 #endif
1809 {
1810 x = a->x;
1811 y = a->y;
1812 w = a->width;
1813 h = a->height;
1814 }
1815
1816 user = FALSE; /* ignore that increment etc shit when in fullscreen */
1817 } else {
1818 Rect *a;
1819
1820 a = screen_area_monitor(self->desktop, client_monitor(self));
1821
1822 /* set the size and position if maximized */
1823 if (self->max_horz) {
1824 x = a->x;
1825 w = a->width - self->frame->size.left - self->frame->size.right;
1826 }
1827 if (self->max_vert) {
1828 y = a->y;
1829 h = a->height - self->frame->size.top - self->frame->size.bottom;
1830 }
1831 }
1832
1833 /* gets the client's position */
1834 frame_frame_gravity(self->frame, &x, &y);
1835
1836 /* these override the above states! if you cant move you can't move! */
1837 if (user) {
1838 if (!(self->functions & OB_CLIENT_FUNC_MOVE)) {
1839 x = self->area.x;
1840 y = self->area.y;
1841 }
1842 if (!(self->functions & OB_CLIENT_FUNC_RESIZE)) {
1843 w = self->area.width;
1844 h = self->area.height;
1845 }
1846 }
1847
1848 if (!(w == self->area.width && h == self->area.height)) {
1849 int basew, baseh, minw, minh;
1850
1851 /* base size is substituted with min size if not specified */
1852 if (self->base_size.width || self->base_size.height) {
1853 basew = self->base_size.width;
1854 baseh = self->base_size.height;
1855 } else {
1856 basew = self->min_size.width;
1857 baseh = self->min_size.height;
1858 }
1859 /* min size is substituted with base size if not specified */
1860 if (self->min_size.width || self->min_size.height) {
1861 minw = self->min_size.width;
1862 minh = self->min_size.height;
1863 } else {
1864 minw = self->base_size.width;
1865 minh = self->base_size.height;
1866 }
1867
1868 /* if this is a user-requested resize, then check against min/max
1869 sizes */
1870
1871 /* smaller than min size or bigger than max size? */
1872 if (w > self->max_size.width) w = self->max_size.width;
1873 if (w < minw) w = minw;
1874 if (h > self->max_size.height) h = self->max_size.height;
1875 if (h < minh) h = minh;
1876
1877 w -= basew;
1878 h -= baseh;
1879
1880 /* keep to the increments */
1881 w /= self->size_inc.width;
1882 h /= self->size_inc.height;
1883
1884 /* you cannot resize to nothing */
1885 if (basew + w < 1) w = 1 - basew;
1886 if (baseh + h < 1) h = 1 - baseh;
1887
1888 /* store the logical size */
1889 SIZE_SET(self->logical_size,
1890 self->size_inc.width > 1 ? w : w + basew,
1891 self->size_inc.height > 1 ? h : h + baseh);
1892
1893 w *= self->size_inc.width;
1894 h *= self->size_inc.height;
1895
1896 w += basew;
1897 h += baseh;
1898
1899 /* adjust the height to match the width for the aspect ratios.
1900 for this, min size is not substituted for base size ever. */
1901 w -= self->base_size.width;
1902 h -= self->base_size.height;
1903
1904 if (self->min_ratio)
1905 if (h * self->min_ratio > w) h = (int)(w / self->min_ratio);
1906 if (self->max_ratio)
1907 if (h * self->max_ratio < w) h = (int)(w / self->max_ratio);
1908
1909 w += self->base_size.width;
1910 h += self->base_size.height;
1911 }
1912
1913 switch (anchor) {
1914 case OB_CORNER_TOPLEFT:
1915 break;
1916 case OB_CORNER_TOPRIGHT:
1917 x -= w - self->area.width;
1918 break;
1919 case OB_CORNER_BOTTOMLEFT:
1920 y -= h - self->area.height;
1921 break;
1922 case OB_CORNER_BOTTOMRIGHT:
1923 x -= w - self->area.width;
1924 y -= h - self->area.height;
1925 break;
1926 }
1927
1928 moved = x != self->area.x || y != self->area.y;
1929 resized = w != self->area.width || h != self->area.height;
1930
1931 oldw = self->area.width;
1932 oldh = self->area.height;
1933 RECT_SET(self->area, x, y, w, h);
1934
1935 /* for app-requested resizes, always resize if 'resized' is true.
1936 for user-requested ones, only resize if final is true, or when
1937 resizing in redraw mode */
1938 send_resize_client = ((!user && resized) ||
1939 (user && (final ||
1940 (resized && config_redraw_resize))));
1941
1942 /* if the client is enlarging, the resize the client before the frame */
1943 if (send_resize_client && (w > oldw || h > oldh))
1944 XResizeWindow(ob_display, self->window, MAX(w, oldw), MAX(h, oldh));
1945
1946 /* move/resize the frame to match the request */
1947 if (self->frame) {
1948 if (self->decorations != fdecor || self->max_horz != fhorz)
1949 moved = resized = TRUE;
1950
1951 if (moved || resized)
1952 frame_adjust_area(self->frame, moved, resized, FALSE);
1953
1954 if (!resized && (force_reply || ((!user && moved) || (user && final))))
1955 {
1956 XEvent event;
1957 event.type = ConfigureNotify;
1958 event.xconfigure.display = ob_display;
1959 event.xconfigure.event = self->window;
1960 event.xconfigure.window = self->window;
1961
1962 /* root window real coords */
1963 event.xconfigure.x = self->frame->area.x + self->frame->size.left -
1964 self->border_width;
1965 event.xconfigure.y = self->frame->area.y + self->frame->size.top -
1966 self->border_width;
1967 event.xconfigure.width = w;
1968 event.xconfigure.height = h;
1969 event.xconfigure.border_width = 0;
1970 event.xconfigure.above = self->frame->plate;
1971 event.xconfigure.override_redirect = FALSE;
1972 XSendEvent(event.xconfigure.display, event.xconfigure.window,
1973 FALSE, StructureNotifyMask, &event);
1974 }
1975 }
1976
1977 /* if the client is shrinking, then resize the frame before the client */
1978 if (send_resize_client && (w <= oldw || h <= oldh))
1979 XResizeWindow(ob_display, self->window, w, h);
1980
1981 XFlush(ob_display);
1982 }
1983
1984 void client_fullscreen(ObClient *self, gboolean fs, gboolean savearea)
1985 {
1986 int x, y, w, h;
1987
1988 if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) || /* can't */
1989 self->fullscreen == fs) return; /* already done */
1990
1991 self->fullscreen = fs;
1992 client_change_state(self); /* change the state hints on the client,
1993 and adjust out layer/stacking */
1994
1995 if (fs) {
1996 if (savearea) {
1997 guint32 dimensions[4];
1998 dimensions[0] = self->area.x;
1999 dimensions[1] = self->area.y;
2000 dimensions[2] = self->area.width;
2001 dimensions[3] = self->area.height;
2002
2003 PROP_SETA32(self->window, openbox_premax, cardinal,
2004 dimensions, 4);
2005 }
2006
2007 /* these are not actually used cuz client_configure will set them
2008 as appropriate when the window is fullscreened */
2009 x = y = w = h = 0;
2010 } else {
2011 guint num;
2012 gint32 *dimensions;
2013 Rect *a;
2014
2015 /* pick some fallbacks... */
2016 a = screen_area_monitor(self->desktop, 0);
2017 x = a->x + a->width / 4;
2018 y = a->y + a->height / 4;
2019 w = a->width / 2;
2020 h = a->height / 2;
2021
2022 if (PROP_GETA32(self->window, openbox_premax, cardinal,
2023 (guint32**)&dimensions, &num)) {
2024 if (num == 4) {
2025 x = dimensions[0];
2026 y = dimensions[1];
2027 w = dimensions[2];
2028 h = dimensions[3];
2029 }
2030 g_free(dimensions);
2031 }
2032 }
2033
2034 client_setup_decor_and_functions(self);
2035
2036 client_move_resize(self, x, y, w, h);
2037
2038 /* try focus us when we go into fullscreen mode */
2039 client_focus(self);
2040 }
2041
2042 static void client_iconify_recursive(ObClient *self,
2043 gboolean iconic, gboolean curdesk)
2044 {
2045 GSList *it;
2046 gboolean changed = FALSE;
2047
2048
2049 if (self->iconic != iconic) {
2050 ob_debug("%sconifying window: 0x%lx\n", (iconic ? "I" : "Uni"),
2051 self->window);
2052
2053 self->iconic = iconic;
2054
2055 if (iconic) {
2056 if (self->functions & OB_CLIENT_FUNC_ICONIFY) {
2057 self->wmstate = IconicState;
2058 self->ignore_unmaps++;
2059 /* we unmap the client itself so that we can get MapRequest
2060 events, and because the ICCCM tells us to! */
2061 XUnmapWindow(ob_display, self->window);
2062
2063 /* update the focus lists.. iconic windows go to the bottom of
2064 the list, put the new iconic window at the 'top of the
2065 bottom'. */
2066 focus_order_to_top(self);
2067
2068 changed = TRUE;
2069 }
2070 } else {
2071 if (curdesk)
2072 client_set_desktop(self, screen_desktop, FALSE);
2073 self->wmstate = self->shaded ? IconicState : NormalState;
2074 XMapWindow(ob_display, self->window);
2075
2076 /* this puts it after the current focused window */
2077 focus_order_remove(self);
2078 focus_order_add_new(self);
2079
2080 /* this is here cuz with the VIDMODE extension, the viewport can
2081 change while a fullscreen window is iconic, and when it
2082 uniconifies, it would be nice if it did so to the new position
2083 of the viewport */
2084 client_reconfigure(self);
2085
2086 changed = TRUE;
2087 }
2088 }
2089
2090 if (changed) {
2091 client_change_state(self);
2092 client_showhide(self);
2093 screen_update_areas();
2094 }
2095
2096 /* iconify all transients */
2097 for (it = self->transients; it != NULL; it = it->next)
2098 if (it->data != self) client_iconify_recursive(it->data,
2099 iconic, curdesk);
2100 }
2101
2102 void client_iconify(ObClient *self, gboolean iconic, gboolean curdesk)
2103 {
2104 /* move up the transient chain as far as possible first */
2105 self = client_search_top_transient(self);
2106
2107 client_iconify_recursive(client_search_top_transient(self),
2108 iconic, curdesk);
2109 }
2110
2111 void client_maximize(ObClient *self, gboolean max, int dir, gboolean savearea)
2112 {
2113 int x, y, w, h;
2114
2115 g_assert(dir == 0 || dir == 1 || dir == 2);
2116 if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE)) return; /* can't */
2117
2118 /* check if already done */
2119 if (max) {
2120 if (dir == 0 && self->max_horz && self->max_vert) return;
2121 if (dir == 1 && self->max_horz) return;
2122 if (dir == 2 && self->max_vert) return;
2123 } else {
2124 if (dir == 0 && !self->max_horz && !self->max_vert) return;
2125 if (dir == 1 && !self->max_horz) return;
2126 if (dir == 2 && !self->max_vert) return;
2127 }
2128
2129 /* work with the frame's coords */
2130 x = self->frame->area.x;
2131 y = self->frame->area.y;
2132 w = self->area.width;
2133 h = self->area.height;
2134
2135 if (max) {
2136 if (savearea) {
2137 gint32 dimensions[4];
2138 gint32 *readdim;
2139 guint num;
2140
2141 dimensions[0] = x;
2142 dimensions[1] = y;
2143 dimensions[2] = w;
2144 dimensions[3] = h;
2145
2146 /* get the property off the window and use it for the dimensions
2147 we are already maxed on */
2148 if (PROP_GETA32(self->window, openbox_premax, cardinal,
2149 (guint32**)&readdim, &num)) {
2150 if (num == 4) {
2151 if (self->max_horz) {
2152 dimensions[0] = readdim[0];
2153 dimensions[2] = readdim[2];
2154 }
2155 if (self->max_vert) {
2156 dimensions[1] = readdim[1];
2157 dimensions[3] = readdim[3];
2158 }
2159 }
2160 g_free(readdim);
2161 }
2162
2163 PROP_SETA32(self->window, openbox_premax, cardinal,
2164 (guint32*)dimensions, 4);
2165 }
2166 } else {
2167 guint num;
2168 gint32 *dimensions;
2169 Rect *a;
2170
2171 /* pick some fallbacks... */
2172 a = screen_area_monitor(self->desktop, 0);
2173 if (dir == 0 || dir == 1) { /* horz */
2174 x = a->x + a->width / 4;
2175 w = a->width / 2;
2176 }
2177 if (dir == 0 || dir == 2) { /* vert */
2178 y = a->y + a->height / 4;
2179 h = a->height / 2;
2180 }
2181
2182 if (PROP_GETA32(self->window, openbox_premax, cardinal,
2183 (guint32**)&dimensions, &num)) {
2184 if (num == 4) {
2185 if (dir == 0 || dir == 1) { /* horz */
2186 x = dimensions[0];
2187 w = dimensions[2];
2188 }
2189 if (dir == 0 || dir == 2) { /* vert */
2190 y = dimensions[1];
2191 h = dimensions[3];
2192 }
2193 }
2194 g_free(dimensions);
2195 }
2196 }
2197
2198 if (dir == 0 || dir == 1) /* horz */
2199 self->max_horz = max;
2200 if (dir == 0 || dir == 2) /* vert */
2201 self->max_vert = max;
2202
2203 if (!self->max_horz && !self->max_vert)
2204 PROP_ERASE(self->window, openbox_premax);
2205
2206 client_change_state(self); /* change the state hints on the client */
2207
2208 client_setup_decor_and_functions(self);
2209
2210 /* figure out where the client should be going */
2211 frame_frame_gravity(self->frame, &x, &y);
2212 client_move_resize(self, x, y, w, h);
2213 }
2214
2215 void client_shade(ObClient *self, gboolean shade)
2216 {
2217 if ((!(self->functions & OB_CLIENT_FUNC_SHADE) &&
2218 shade) || /* can't shade */
2219 self->shaded == shade) return; /* already done */
2220
2221 /* when we're iconic, don't change the wmstate */
2222 if (!self->iconic)
2223 self->wmstate = shade ? IconicState : NormalState;
2224 self->shaded = shade;
2225 client_change_state(self);
2226 /* resize the frame to just the titlebar */
2227 frame_adjust_area(self->frame, FALSE, FALSE, FALSE);
2228 }
2229
2230 void client_close(ObClient *self)
2231 {
2232 XEvent ce;
2233
2234 if (!(self->functions & OB_CLIENT_FUNC_CLOSE)) return;
2235
2236 /*
2237 XXX: itd be cool to do timeouts and shit here for killing the client's
2238 process off
2239 like... if the window is around after 5 seconds, then the close button
2240 turns a nice red, and if this function is called again, the client is
2241 explicitly killed.
2242 */
2243
2244 ce.xclient.type = ClientMessage;
2245 ce.xclient.message_type = prop_atoms.wm_protocols;
2246 ce.xclient.display = ob_display;
2247 ce.xclient.window = self->window;
2248 ce.xclient.format = 32;
2249 ce.xclient.data.l[0] = prop_atoms.wm_delete_window;
2250 ce.xclient.data.l[1] = event_lasttime;
2251 ce.xclient.data.l[2] = 0l;
2252 ce.xclient.data.l[3] = 0l;
2253 ce.xclient.data.l[4] = 0l;
2254 XSendEvent(ob_display, self->window, FALSE, NoEventMask, &ce);
2255 }
2256
2257 void client_kill(ObClient *self)
2258 {
2259 XKillClient(ob_display, self->window);
2260 }
2261
2262 void client_set_desktop_recursive(ObClient *self,
2263 guint target, gboolean donthide)
2264 {
2265 guint old;
2266 GSList *it;
2267
2268 if (target != self->desktop) {
2269
2270 ob_debug("Setting desktop %u\n", target+1);
2271
2272 g_assert(target < screen_num_desktops || target == DESKTOP_ALL);
2273
2274 /* remove from the old desktop(s) */
2275 focus_order_remove(self);
2276
2277 old = self->desktop;
2278 self->desktop = target;
2279 PROP_SET32(self->window, net_wm_desktop, cardinal, target);
2280 /* the frame can display the current desktop state */
2281 frame_adjust_state(self->frame);
2282 /* 'move' the window to the new desktop */
2283 if (!donthide)
2284 client_showhide(self);
2285 /* raise if it was not already on the desktop */
2286 if (old != DESKTOP_ALL)
2287 stacking_raise(CLIENT_AS_WINDOW(self));
2288 screen_update_areas();
2289
2290 /* add to the new desktop(s) */
2291 if (config_focus_new)
2292 focus_order_to_top(self);
2293 else
2294 focus_order_to_bottom(self);
2295 }
2296
2297 /* move all transients */
2298 for (it = self->transients; it != NULL; it = it->next)
2299 if (it->data != self) client_set_desktop_recursive(it->data,
2300 target, donthide);
2301 }
2302
2303 void client_set_desktop(ObClient *self, guint target, gboolean donthide)
2304 {
2305 client_set_desktop_recursive(client_search_top_transient(self),
2306 target, donthide);
2307 }
2308
2309 ObClient *client_search_modal_child(ObClient *self)
2310 {
2311 GSList *it;
2312 ObClient *ret;
2313
2314 for (it = self->transients; it != NULL; it = it->next) {
2315 ObClient *c = it->data;
2316 if ((ret = client_search_modal_child(c))) return ret;
2317 if (c->modal) return c;
2318 }
2319 return NULL;
2320 }
2321
2322 gboolean client_validate(ObClient *self)
2323 {
2324 XEvent e;
2325
2326 XSync(ob_display, FALSE); /* get all events on the server */
2327
2328 if (XCheckTypedWindowEvent(ob_display, self->window, DestroyNotify, &e) ||
2329 XCheckTypedWindowEvent(ob_display, self->window, UnmapNotify, &e)) {
2330 XPutBackEvent(ob_display, &e);
2331 return FALSE;
2332 }
2333
2334 return TRUE;
2335 }
2336
2337 void client_set_wm_state(ObClient *self, long state)
2338 {
2339 if (state == self->wmstate) return; /* no change */
2340
2341 switch (state) {
2342 case IconicState:
2343 client_iconify(self, TRUE, TRUE);
2344 break;
2345 case NormalState:
2346 client_iconify(self, FALSE, TRUE);
2347 break;
2348 }
2349 }
2350
2351 void client_set_state(ObClient *self, Atom action, long data1, long data2)
2352 {
2353 gboolean shaded = self->shaded;
2354 gboolean fullscreen = self->fullscreen;
2355 gboolean max_horz = self->max_horz;
2356 gboolean max_vert = self->max_vert;
2357 int i;
2358
2359 if (!(action == prop_atoms.net_wm_state_add ||
2360 action == prop_atoms.net_wm_state_remove ||
2361 action == prop_atoms.net_wm_state_toggle))
2362 /* an invalid action was passed to the client message, ignore it */
2363 return;
2364
2365 for (i = 0; i < 2; ++i) {
2366 Atom state = i == 0 ? data1 : data2;
2367
2368 if (!state) continue;
2369
2370 /* if toggling, then pick whether we're adding or removing */
2371 if (action == prop_atoms.net_wm_state_toggle) {
2372 if (state == prop_atoms.net_wm_state_modal)
2373 action = self->modal ? prop_atoms.net_wm_state_remove :
2374 prop_atoms.net_wm_state_add;
2375 else if (state == prop_atoms.net_wm_state_maximized_vert)
2376 action = self->max_vert ? prop_atoms.net_wm_state_remove :
2377 prop_atoms.net_wm_state_add;
2378 else if (state == prop_atoms.net_wm_state_maximized_horz)
2379 action = self->max_horz ? prop_atoms.net_wm_state_remove :
2380 prop_atoms.net_wm_state_add;
2381 else if (state == prop_atoms.net_wm_state_shaded)
2382 action = self->shaded ? prop_atoms.net_wm_state_remove :
2383 prop_atoms.net_wm_state_add;
2384 else if (state == prop_atoms.net_wm_state_skip_taskbar)
2385 action = self->skip_taskbar ?
2386 prop_atoms.net_wm_state_remove :
2387 prop_atoms.net_wm_state_add;
2388 else if (state == prop_atoms.net_wm_state_skip_pager)
2389 action = self->skip_pager ?
2390 prop_atoms.net_wm_state_remove :
2391 prop_atoms.net_wm_state_add;
2392 else if (state == prop_atoms.net_wm_state_fullscreen)
2393 action = self->fullscreen ?
2394 prop_atoms.net_wm_state_remove :
2395 prop_atoms.net_wm_state_add;
2396 else if (state == prop_atoms.net_wm_state_above)
2397 action = self->above ? prop_atoms.net_wm_state_remove :
2398 prop_atoms.net_wm_state_add;
2399 else if (state == prop_atoms.net_wm_state_below)
2400 action = self->below ? prop_atoms.net_wm_state_remove :
2401 prop_atoms.net_wm_state_add;
2402 }
2403
2404 if (action == prop_atoms.net_wm_state_add) {
2405 if (state == prop_atoms.net_wm_state_modal) {
2406 /* XXX raise here or something? */
2407 self->modal = TRUE;
2408 } else if (state == prop_atoms.net_wm_state_maximized_vert) {
2409 max_vert = TRUE;
2410 } else if (state == prop_atoms.net_wm_state_maximized_horz) {
2411 max_horz = TRUE;
2412 } else if (state == prop_atoms.net_wm_state_shaded) {
2413 shaded = TRUE;
2414 } else if (state == prop_atoms.net_wm_state_skip_taskbar) {
2415 self->skip_taskbar = TRUE;
2416 } else if (state == prop_atoms.net_wm_state_skip_pager) {
2417 self->skip_pager = TRUE;
2418 } else if (state == prop_atoms.net_wm_state_fullscreen) {
2419 fullscreen = TRUE;
2420 } else if (state == prop_atoms.net_wm_state_above) {
2421 self->above = TRUE;
2422 } else if (state == prop_atoms.net_wm_state_below) {
2423 self->below = TRUE;
2424 }
2425
2426 } else { /* action == prop_atoms.net_wm_state_remove */
2427 if (state == prop_atoms.net_wm_state_modal) {
2428 self->modal = FALSE;
2429 } else if (state == prop_atoms.net_wm_state_maximized_vert) {
2430 max_vert = FALSE;
2431 } else if (state == prop_atoms.net_wm_state_maximized_horz) {
2432 max_horz = FALSE;
2433 } else if (state == prop_atoms.net_wm_state_shaded) {
2434 shaded = FALSE;
2435 } else if (state == prop_atoms.net_wm_state_skip_taskbar) {
2436 self->skip_taskbar = FALSE;
2437 } else if (state == prop_atoms.net_wm_state_skip_pager) {
2438 self->skip_pager = FALSE;
2439 } else if (state == prop_atoms.net_wm_state_fullscreen) {
2440 fullscreen = FALSE;
2441 } else if (state == prop_atoms.net_wm_state_above) {
2442 self->above = FALSE;
2443 } else if (state == prop_atoms.net_wm_state_below) {
2444 self->below = FALSE;
2445 }
2446 }
2447 }
2448 if (max_horz != self->max_horz || max_vert != self->max_vert) {
2449 if (max_horz != self->max_horz && max_vert != self->max_vert) {
2450 /* toggling both */
2451 if (max_horz == max_vert) { /* both going the same way */
2452 client_maximize(self, max_horz, 0, TRUE);
2453 } else {
2454 client_maximize(self, max_horz, 1, TRUE);
2455 client_maximize(self, max_vert, 2, TRUE);
2456 }
2457 } else {
2458 /* toggling one */
2459 if (max_horz != self->max_horz)
2460 client_maximize(self, max_horz, 1, TRUE);
2461 else
2462 client_maximize(self, max_vert, 2, TRUE);
2463 }
2464 }
2465 /* change fullscreen state before shading, as it will affect if the window
2466 can shade or not */
2467 if (fullscreen != self->fullscreen)
2468 client_fullscreen(self, fullscreen, TRUE);
2469 if (shaded != self->shaded)
2470 client_shade(self, shaded);
2471 client_calc_layer(self);
2472 client_change_state(self); /* change the hint to reflect these changes */
2473 }
2474
2475 ObClient *client_focus_target(ObClient *self)
2476 {
2477 ObClient *child;
2478
2479 /* if we have a modal child, then focus it, not us */
2480 child = client_search_modal_child(self);
2481 if (child) return child;
2482 return self;
2483 }
2484
2485 gboolean client_can_focus(ObClient *self)
2486 {
2487 XEvent ev;
2488
2489 /* choose the correct target */
2490 self = client_focus_target(self);
2491
2492 if (!self->frame->visible)
2493 return FALSE;
2494
2495 if (!((self->can_focus || self->focus_notify) &&
2496 (self->desktop == screen_desktop ||
2497 self->desktop == DESKTOP_ALL) &&
2498 !self->iconic))
2499 return FALSE;
2500
2501 /* do a check to see if the window has already been unmapped or destroyed
2502 do this intelligently while watching out for unmaps we've generated
2503 (ignore_unmaps > 0) */
2504 if (XCheckTypedWindowEvent(ob_display, self->window,
2505 DestroyNotify, &ev)) {
2506 XPutBackEvent(ob_display, &ev);
2507 return FALSE;
2508 }
2509 while (XCheckTypedWindowEvent(ob_display, self->window,
2510 UnmapNotify, &ev)) {
2511 if (self->ignore_unmaps) {
2512 self->ignore_unmaps--;
2513 } else {
2514 XPutBackEvent(ob_display, &ev);
2515 return FALSE;
2516 }
2517 }
2518
2519 return TRUE;
2520 }
2521
2522 gboolean client_focus(ObClient *self)
2523 {
2524 /* choose the correct target */
2525 self = client_focus_target(self);
2526
2527 if (!client_can_focus(self)) {
2528 if (!self->frame->visible) {
2529 /* update the focus lists */
2530 focus_order_to_top(self);
2531 }
2532 return FALSE;
2533 }
2534
2535 if (self->can_focus) {
2536 /* RevertToPointerRoot causes much more headache than RevertToNone, so
2537 I choose to use it always, hopefully to find errors quicker, if any
2538 are left. (I hate X. I hate focus events.)
2539
2540 Update: Changing this to RevertToNone fixed a bug with mozilla (bug
2541 #799. So now it is RevertToNone again.
2542 */
2543 XSetInputFocus(ob_display, self->window, RevertToNone,
2544 event_lasttime);
2545 }
2546
2547 if (self->focus_notify) {
2548 XEvent ce;
2549 ce.xclient.type = ClientMessage;
2550 ce.xclient.message_type = prop_atoms.wm_protocols;
2551 ce.xclient.display = ob_display;
2552 ce.xclient.window = self->window;
2553 ce.xclient.format = 32;
2554 ce.xclient.data.l[0] = prop_atoms.wm_take_focus;
2555 ce.xclient.data.l[1] = event_lasttime;
2556 ce.xclient.data.l[2] = 0l;
2557 ce.xclient.data.l[3] = 0l;
2558 ce.xclient.data.l[4] = 0l;
2559 XSendEvent(ob_display, self->window, FALSE, NoEventMask, &ce);
2560 }
2561
2562 #ifdef DEBUG_FOCUS
2563 ob_debug("%sively focusing %lx at %d\n",
2564 (self->can_focus ? "act" : "pass"),
2565 self->window, (int) event_lasttime);
2566 #endif
2567
2568 /* Cause the FocusIn to come back to us. Important for desktop switches,
2569 since otherwise we'll have no FocusIn on the queue and send it off to
2570 the focus_backup. */
2571 XSync(ob_display, FALSE);
2572 return TRUE;
2573 }
2574
2575 void client_unfocus(ObClient *self)
2576 {
2577 g_assert(focus_client == self);
2578 #ifdef DEBUG_FOCUS
2579 ob_debug("client_unfocus for %lx\n", self->window);
2580 #endif
2581 focus_fallback(OB_FOCUS_FALLBACK_UNFOCUSING);
2582 }
2583
2584 void client_activate(ObClient *self, gboolean here)
2585 {
2586 if (client_normal(self) && screen_showing_desktop)
2587 screen_show_desktop(FALSE);
2588 if (self->iconic)
2589 client_iconify(self, FALSE, FALSE);
2590 if (self->desktop != DESKTOP_ALL &&
2591 self->desktop != screen_desktop) {
2592 if (here)
2593 client_set_desktop(self, screen_desktop, FALSE);
2594 else
2595 screen_set_desktop(self->desktop);
2596 } else if (!self->frame->visible)
2597 /* if its not visible for other reasons, then don't mess
2598 with it */
2599 return;
2600 if (self->shaded)
2601 client_shade(self, FALSE);
2602 client_focus(self);
2603 stacking_raise(CLIENT_AS_WINDOW(self));
2604 }
2605
2606 gboolean client_focused(ObClient *self)
2607 {
2608 return self == focus_client;
2609 }
2610
2611 ObClientIcon *client_icon(ObClient *self, int w, int h)
2612 {
2613 guint i;
2614 /* si is the smallest image >= req */
2615 /* li is the largest image < req */
2616 unsigned long size, smallest = 0xffffffff, largest = 0, si = 0, li = 0;
2617
2618 for (i = 0; i < self->nicons; ++i) {
2619 size = self->icons[i].width * self->icons[i].height;
2620 if (size < smallest && size >= (unsigned)(w * h)) {
2621 smallest = size;
2622 si = i;
2623 }
2624 if (size > largest && size <= (unsigned)(w * h)) {
2625 largest = size;
2626 li = i;
2627 }
2628 }
2629 if (largest == 0) /* didnt find one smaller than the requested size */
2630 return &self->icons[si];
2631 return &self->icons[li];
2632 }
2633
2634 /* this be mostly ripped from fvwm */
2635 ObClient *client_find_directional(ObClient *c, ObDirection dir)
2636 {
2637 int my_cx, my_cy, his_cx, his_cy;
2638 int offset = 0;
2639 int distance = 0;
2640 int score, best_score;
2641 ObClient *best_client, *cur;
2642 GList *it;
2643
2644 if(!client_list)
2645 return NULL;
2646
2647 /* first, find the centre coords of the currently focused window */
2648 my_cx = c->frame->area.x + c->frame->area.width / 2;
2649 my_cy = c->frame->area.y + c->frame->area.height / 2;
2650
2651 best_score = -1;
2652 best_client = NULL;
2653
2654 for(it = g_list_first(client_list); it; it = it->next) {
2655 cur = it->data;
2656
2657 /* the currently selected window isn't interesting */
2658 if(cur == c)
2659 continue;
2660 if (!client_normal(cur))
2661 continue;
2662 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2663 continue;
2664 if(cur->iconic)
2665 continue;
2666 if(client_focus_target(cur) == cur &&
2667 !(cur->can_focus || cur->focus_notify))
2668 continue;
2669
2670 /* find the centre coords of this window, from the
2671 * currently focused window's point of view */
2672 his_cx = (cur->frame->area.x - my_cx)
2673 + cur->frame->area.width / 2;
2674 his_cy = (cur->frame->area.y - my_cy)
2675 + cur->frame->area.height / 2;
2676
2677 if(dir == OB_DIRECTION_NORTHEAST || dir == OB_DIRECTION_SOUTHEAST ||
2678 dir == OB_DIRECTION_SOUTHWEST || dir == OB_DIRECTION_NORTHWEST) {
2679 int tx;
2680 /* Rotate the diagonals 45 degrees counterclockwise.
2681 * To do this, multiply the matrix /+h +h\ with the
2682 * vector (x y). \-h +h/
2683 * h = sqrt(0.5). We can set h := 1 since absolute
2684 * distance doesn't matter here. */
2685 tx = his_cx + his_cy;
2686 his_cy = -his_cx + his_cy;
2687 his_cx = tx;
2688 }
2689
2690 switch(dir) {
2691 case OB_DIRECTION_NORTH:
2692 case OB_DIRECTION_SOUTH:
2693 case OB_DIRECTION_NORTHEAST:
2694 case OB_DIRECTION_SOUTHWEST:
2695 offset = (his_cx < 0) ? -his_cx : his_cx;
2696 distance = ((dir == OB_DIRECTION_NORTH ||
2697 dir == OB_DIRECTION_NORTHEAST) ?
2698 -his_cy : his_cy);
2699 break;
2700 case OB_DIRECTION_EAST:
2701 case OB_DIRECTION_WEST:
2702 case OB_DIRECTION_SOUTHEAST:
2703 case OB_DIRECTION_NORTHWEST:
2704 offset = (his_cy < 0) ? -his_cy : his_cy;
2705 distance = ((dir == OB_DIRECTION_WEST ||
2706 dir == OB_DIRECTION_NORTHWEST) ?
2707 -his_cx : his_cx);
2708 break;
2709 }
2710
2711 /* the target must be in the requested direction */
2712 if(distance <= 0)
2713 continue;
2714
2715 /* Calculate score for this window. The smaller the better. */
2716 score = distance + offset;
2717
2718 /* windows more than 45 degrees off the direction are
2719 * heavily penalized and will only be chosen if nothing
2720 * else within a million pixels */
2721 if(offset > distance)
2722 score += 1000000;
2723
2724 if(best_score == -1 || score < best_score)
2725 best_client = cur,
2726 best_score = score;
2727 }
2728
2729 return best_client;
2730 }
2731
2732 void client_set_layer(ObClient *self, int layer)
2733 {
2734 if (layer < 0) {
2735 self->below = TRUE;
2736 self->above = FALSE;
2737 } else if (layer == 0) {
2738 self->below = self->above = FALSE;
2739 } else {
2740 self->below = FALSE;
2741 self->above = TRUE;
2742 }
2743 client_calc_layer(self);
2744 client_change_state(self); /* reflect this in the state hints */
2745 }
2746
2747 guint client_monitor(ObClient *self)
2748 {
2749 guint i;
2750
2751 for (i = 0; i < screen_num_monitors; ++i) {
2752 Rect *area = screen_physical_area_monitor(i);
2753 if (RECT_INTERSECTS_RECT(*area, self->frame->area))
2754 break;
2755 }
2756 if (i == screen_num_monitors) i = 0;
2757 g_assert(i < screen_num_monitors);
2758 return i;
2759 }
2760
2761 ObClient *client_search_top_transient(ObClient *self)
2762 {
2763 /* move up the transient chain as far as possible */
2764 if (self->transient_for) {
2765 if (self->transient_for != OB_TRAN_GROUP) {
2766 return client_search_top_transient(self->transient_for);
2767 } else {
2768 GSList *it;
2769
2770 for (it = self->group->members; it; it = it->next) {
2771 ObClient *c = it->data;
2772
2773 /* checking transient_for prevents infinate loops! */
2774 if (c != self && !c->transient_for)
2775 break;
2776 }
2777 if (it)
2778 return it->data;
2779 }
2780 }
2781
2782 return self;
2783 }
2784
2785 ObClient *client_search_transient(ObClient *self, ObClient *search)
2786 {
2787 GSList *sit;
2788
2789 for (sit = self->transients; sit; sit = g_slist_next(sit)) {
2790 if (sit->data == search)
2791 return search;
2792 if (client_search_transient(sit->data, search))
2793 return search;
2794 }
2795 return NULL;
2796 }
2797
2798 gchar* client_get_sm_client_id(ObClient *self)
2799 {
2800 gchar *id = NULL;
2801
2802 if (!PROP_GETS(self->window, sm_client_id, locale, &id) && self->group)
2803 PROP_GETS(self->group->leader, sm_client_id, locale, &id);
2804 return id;
2805 }
2806
2807 /* finds the nearest edge in the given direction from the current client
2808 * note to self: the edge is the -frame- edge (the actual one), not the
2809 * client edge.
2810 */
2811 int client_directional_edge_search(ObClient *c, ObDirection dir)
2812 {
2813 int dest;
2814 int my_edge_start, my_edge_end, my_offset;
2815 GList *it;
2816 Rect *a;
2817
2818 if(!client_list)
2819 return -1;
2820
2821 a = screen_area(c->desktop);
2822
2823 switch(dir) {
2824 case OB_DIRECTION_NORTH:
2825 my_edge_start = c->frame->area.x;
2826 my_edge_end = c->frame->area.x + c->frame->area.width;
2827 my_offset = c->frame->area.y;
2828
2829 dest = a->y; /* default: top of screen */
2830
2831 for(it = g_list_first(client_list); it; it = it->next) {
2832 int his_edge_start, his_edge_end, his_offset;
2833 ObClient *cur = it->data;
2834
2835 if(cur == c)
2836 continue;
2837 if(!client_normal(cur))
2838 continue;
2839 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2840 continue;
2841 if(cur->iconic)
2842 continue;
2843
2844 his_edge_start = cur->frame->area.x;
2845 his_edge_end = cur->frame->area.x + cur->frame->area.width;
2846 his_offset = cur->frame->area.y + cur->frame->area.height;
2847
2848 if(his_offset + 1 > my_offset)
2849 continue;
2850
2851 if(his_offset < dest)
2852 continue;
2853
2854 if(his_edge_start >= my_edge_start &&
2855 his_edge_start <= my_edge_end)
2856 dest = his_offset;
2857
2858 if(my_edge_start >= his_edge_start &&
2859 my_edge_start <= his_edge_end)
2860 dest = his_offset;
2861
2862 }
2863 break;
2864 case OB_DIRECTION_SOUTH:
2865 my_edge_start = c->frame->area.x;
2866 my_edge_end = c->frame->area.x + c->frame->area.width;
2867 my_offset = c->frame->area.y + c->frame->area.height;
2868
2869 dest = a->y + a->height; /* default: bottom of screen */
2870
2871 for(it = g_list_first(client_list); it; it = it->next) {
2872 int his_edge_start, his_edge_end, his_offset;
2873 ObClient *cur = it->data;
2874
2875 if(cur == c)
2876 continue;
2877 if(!client_normal(cur))
2878 continue;
2879 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2880 continue;
2881 if(cur->iconic)
2882 continue;
2883
2884 his_edge_start = cur->frame->area.x;
2885 his_edge_end = cur->frame->area.x + cur->frame->area.width;
2886 his_offset = cur->frame->area.y;
2887
2888
2889 if(his_offset - 1 < my_offset)
2890 continue;
2891
2892 if(his_offset > dest)
2893 continue;
2894
2895 if(his_edge_start >= my_edge_start &&
2896 his_edge_start <= my_edge_end)
2897 dest = his_offset;
2898
2899 if(my_edge_start >= his_edge_start &&
2900 my_edge_start <= his_edge_end)
2901 dest = his_offset;
2902
2903 }
2904 break;
2905 case OB_DIRECTION_WEST:
2906 my_edge_start = c->frame->area.y;
2907 my_edge_end = c->frame->area.y + c->frame->area.height;
2908 my_offset = c->frame->area.x;
2909
2910 dest = a->x; /* default: leftmost egde of screen */
2911
2912 for(it = g_list_first(client_list); it; it = it->next) {
2913 int his_edge_start, his_edge_end, his_offset;
2914 ObClient *cur = it->data;
2915
2916 if(cur == c)
2917 continue;
2918 if(!client_normal(cur))
2919 continue;
2920 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2921 continue;
2922 if(cur->iconic)
2923 continue;
2924
2925 his_edge_start = cur->frame->area.y;
2926 his_edge_end = cur->frame->area.y + cur->frame->area.height;
2927 his_offset = cur->frame->area.x + cur->frame->area.width;
2928
2929 if(his_offset + 1 > my_offset)
2930 continue;
2931
2932 if(his_offset < dest)
2933 continue;
2934
2935 if(his_edge_start >= my_edge_start &&
2936 his_edge_start <= my_edge_end)
2937 dest = his_offset;
2938
2939 if(my_edge_start >= his_edge_start &&
2940 my_edge_start <= his_edge_end)
2941 dest = his_offset;
2942
2943
2944 }
2945 break;
2946 case OB_DIRECTION_EAST:
2947 my_edge_start = c->frame->area.y;
2948 my_edge_end = c->frame->area.y + c->frame->area.height;
2949 my_offset = c->frame->area.x + c->frame->area.width;
2950
2951 dest = a->x + a->width; /* default: rightmost edge of screen */
2952
2953 for(it = g_list_first(client_list); it; it = it->next) {
2954 int his_edge_start, his_edge_end, his_offset;
2955 ObClient *cur = it->data;
2956
2957 if(cur == c)
2958 continue;
2959 if(!client_normal(cur))
2960 continue;
2961 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2962 continue;
2963 if(cur->iconic)
2964 continue;
2965
2966 his_edge_start = cur->frame->area.y;
2967 his_edge_end = cur->frame->area.y + cur->frame->area.height;
2968 his_offset = cur->frame->area.x;
2969
2970 if(his_offset - 1 < my_offset)
2971 continue;
2972
2973 if(his_offset > dest)
2974 continue;
2975
2976 if(his_edge_start >= my_edge_start &&
2977 his_edge_start <= my_edge_end)
2978 dest = his_offset;
2979
2980 if(my_edge_start >= his_edge_start &&
2981 my_edge_start <= his_edge_end)
2982 dest = his_offset;
2983
2984 }
2985 break;
2986 case OB_DIRECTION_NORTHEAST:
2987 case OB_DIRECTION_SOUTHEAST:
2988 case OB_DIRECTION_NORTHWEST:
2989 case OB_DIRECTION_SOUTHWEST:
2990 /* not implemented */
2991 break;
2992 default:
2993 g_assert_not_reached();
2994 }
2995 return dest;
2996 }
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