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[chaz/openbox] / openbox / client.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3 client.c for the Openbox window manager
4 Copyright (c) 2003 Ben Jansens
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 See the COPYING file for a copy of the GNU General Public License.
17 */
18
19 #include "client.h"
20 #include "debug.h"
21 #include "startupnotify.h"
22 #include "dock.h"
23 #include "xerror.h"
24 #include "screen.h"
25 #include "moveresize.h"
26 #include "place.h"
27 #include "prop.h"
28 #include "extensions.h"
29 #include "frame.h"
30 #include "session.h"
31 #include "event.h"
32 #include "grab.h"
33 #include "focus.h"
34 #include "stacking.h"
35 #include "openbox.h"
36 #include "group.h"
37 #include "config.h"
38 #include "menuframe.h"
39 #include "keyboard.h"
40 #include "mouse.h"
41 #include "render/render.h"
42
43 #include <glib.h>
44 #include <X11/Xutil.h>
45
46 /*! The event mask to grab on client windows */
47 #define CLIENT_EVENTMASK (PropertyChangeMask | FocusChangeMask | \
48 StructureNotifyMask)
49
50 #define CLIENT_NOPROPAGATEMASK (ButtonPressMask | ButtonReleaseMask | \
51 ButtonMotionMask)
52
53 GList *client_list = NULL;
54 GSList *client_destructors = NULL;
55
56 static void client_get_all(ObClient *self);
57 static void client_toggle_border(ObClient *self, gboolean show);
58 static void client_get_startup_id(ObClient *self);
59 static void client_get_area(ObClient *self);
60 static void client_get_desktop(ObClient *self);
61 static void client_get_state(ObClient *self);
62 static void client_get_shaped(ObClient *self);
63 static void client_get_mwm_hints(ObClient *self);
64 static void client_get_gravity(ObClient *self);
65 static void client_showhide(ObClient *self);
66 static void client_change_allowed_actions(ObClient *self);
67 static void client_change_state(ObClient *self);
68 static void client_apply_startup_state(ObClient *self);
69 static void client_restore_session_state(ObClient *self);
70 static void client_restore_session_stacking(ObClient *self);
71 static void client_urgent_notify(ObClient *self);
72
73 void client_startup(gboolean reconfig)
74 {
75 if (reconfig) return;
76
77 client_set_list();
78 }
79
80 void client_shutdown(gboolean reconfig)
81 {
82 }
83
84 void client_add_destructor(GDestroyNotify func)
85 {
86 client_destructors = g_slist_prepend(client_destructors, (gpointer)func);
87 }
88
89 void client_remove_destructor(GDestroyNotify func)
90 {
91 client_destructors = g_slist_remove(client_destructors, (gpointer)func);
92 }
93
94 void client_set_list()
95 {
96 Window *windows, *win_it;
97 GList *it;
98 guint size = g_list_length(client_list);
99
100 /* create an array of the window ids */
101 if (size > 0) {
102 windows = g_new(Window, size);
103 win_it = windows;
104 for (it = client_list; it != NULL; it = it->next, ++win_it)
105 *win_it = ((ObClient*)it->data)->window;
106 } else
107 windows = NULL;
108
109 PROP_SETA32(RootWindow(ob_display, ob_screen),
110 net_client_list, window, (guint32*)windows, size);
111
112 if (windows)
113 g_free(windows);
114
115 stacking_set_list();
116 }
117
118 /*
119 void client_foreach_transient(ObClient *self, ObClientForeachFunc func, void *data)
120 {
121 GSList *it;
122
123 for (it = self->transients; it; it = it->next) {
124 if (!func(it->data, data)) return;
125 client_foreach_transient(it->data, func, data);
126 }
127 }
128
129 void client_foreach_ancestor(ObClient *self, ObClientForeachFunc func, void *data)
130 {
131 if (self->transient_for) {
132 if (self->transient_for != OB_TRAN_GROUP) {
133 if (!func(self->transient_for, data)) return;
134 client_foreach_ancestor(self->transient_for, func, data);
135 } else {
136 GSList *it;
137
138 for (it = self->group->members; it; it = it->next)
139 if (it->data != self &&
140 !((ObClient*)it->data)->transient_for) {
141 if (!func(it->data, data)) return;
142 client_foreach_ancestor(it->data, func, data);
143 }
144 }
145 }
146 }
147 */
148
149 void client_manage_all()
150 {
151 unsigned int i, j, nchild;
152 Window w, *children;
153 XWMHints *wmhints;
154 XWindowAttributes attrib;
155
156 XQueryTree(ob_display, RootWindow(ob_display, ob_screen),
157 &w, &w, &children, &nchild);
158
159 /* remove all icon windows from the list */
160 for (i = 0; i < nchild; i++) {
161 if (children[i] == None) continue;
162 wmhints = XGetWMHints(ob_display, children[i]);
163 if (wmhints) {
164 if ((wmhints->flags & IconWindowHint) &&
165 (wmhints->icon_window != children[i]))
166 for (j = 0; j < nchild; j++)
167 if (children[j] == wmhints->icon_window) {
168 children[j] = None;
169 break;
170 }
171 XFree(wmhints);
172 }
173 }
174
175 for (i = 0; i < nchild; ++i) {
176 if (children[i] == None)
177 continue;
178 if (XGetWindowAttributes(ob_display, children[i], &attrib)) {
179 if (attrib.override_redirect) continue;
180
181 if (attrib.map_state != IsUnmapped)
182 client_manage(children[i]);
183 }
184 }
185 XFree(children);
186 }
187
188 void client_manage(Window window)
189 {
190 ObClient *self;
191 XEvent e;
192 XWindowAttributes attrib;
193 XSetWindowAttributes attrib_set;
194 XWMHints *wmhint;
195 gboolean activate = FALSE;
196
197 grab_server(TRUE);
198
199 /* check if it has already been unmapped by the time we started mapping
200 the grab does a sync so we don't have to here */
201 if (XCheckTypedWindowEvent(ob_display, window, DestroyNotify, &e) ||
202 XCheckTypedWindowEvent(ob_display, window, UnmapNotify, &e)) {
203 XPutBackEvent(ob_display, &e);
204
205 grab_server(FALSE);
206 return; /* don't manage it */
207 }
208
209 /* make sure it isn't an override-redirect window */
210 if (!XGetWindowAttributes(ob_display, window, &attrib) ||
211 attrib.override_redirect) {
212 grab_server(FALSE);
213 return; /* don't manage it */
214 }
215
216 /* is the window a docking app */
217 if ((wmhint = XGetWMHints(ob_display, window))) {
218 if ((wmhint->flags & StateHint) &&
219 wmhint->initial_state == WithdrawnState) {
220 dock_add(window, wmhint);
221 grab_server(FALSE);
222 XFree(wmhint);
223 return;
224 }
225 XFree(wmhint);
226 }
227
228 ob_debug("Managing window: %lx\n", window);
229
230 /* choose the events we want to receive on the CLIENT window */
231 attrib_set.event_mask = CLIENT_EVENTMASK;
232 attrib_set.do_not_propagate_mask = CLIENT_NOPROPAGATEMASK;
233 XChangeWindowAttributes(ob_display, window,
234 CWEventMask|CWDontPropagate, &attrib_set);
235
236
237 /* create the ObClient struct, and populate it from the hints on the
238 window */
239 self = g_new0(ObClient, 1);
240 self->obwin.type = Window_Client;
241 self->window = window;
242
243 /* non-zero defaults */
244 self->title_count = 1;
245 self->wmstate = NormalState;
246 self->layer = -1;
247 self->decorate = TRUE;
248 self->desktop = screen_num_desktops; /* always an invalid value */
249
250 client_get_all(self);
251 client_restore_session_state(self);
252
253 sn_app_started(self->class);
254
255 client_change_state(self);
256
257 /* remove the client's border (and adjust re gravity) */
258 client_toggle_border(self, FALSE);
259
260 /* specify that if we exit, the window should not be destroyed and should
261 be reparented back to root automatically */
262 XChangeSaveSet(ob_display, window, SetModeInsert);
263
264 /* create the decoration frame for the client window */
265 self->frame = frame_new();
266
267 frame_grab_client(self->frame, self);
268
269 grab_server(FALSE);
270
271 client_apply_startup_state(self);
272
273 /* update the focus lists */
274 focus_order_add_new(self);
275
276 stacking_add(CLIENT_AS_WINDOW(self));
277 client_restore_session_stacking(self);
278
279 /* focus the new window? */
280 if (ob_state() != OB_STATE_STARTING &&
281 (config_focus_new || (self->transient_for &&
282 self->transient_for != OB_TRAN_GROUP &&
283 client_focused(self->transient_for))) &&
284 /* note the check against Type_Normal/Dialog, not client_normal(self),
285 which would also include other types. in this case we want more
286 strict rules for focus */
287 (self->type == OB_CLIENT_TYPE_NORMAL ||
288 self->type == OB_CLIENT_TYPE_DIALOG))
289 {
290 activate = TRUE;
291 #if 0
292 if (self->desktop != screen_desktop) {
293 /* activate the window */
294 activate = TRUE;
295 } else {
296 gboolean group_foc = FALSE;
297
298 if (self->group) {
299 GSList *it;
300
301 for (it = self->group->members; it; it = it->next)
302 {
303 if (client_focused(it->data))
304 {
305 group_foc = TRUE;
306 break;
307 }
308 }
309 }
310 if ((group_foc ||
311 (!self->transient_for && (!self->group ||
312 !self->group->members->next))) ||
313 client_search_focus_tree_full(self) ||
314 !focus_client ||
315 !client_normal(focus_client))
316 {
317 /* activate the window */
318 activate = TRUE;
319 }
320 }
321 #endif
322 }
323
324 if (ob_state() == OB_STATE_RUNNING) {
325 int x = self->area.x, ox = x;
326 int y = self->area.y, oy = y;
327
328 place_client(self, &x, &y);
329
330 /* make sure the window is visible */
331 client_find_onscreen(self, &x, &y,
332 self->frame->area.width,
333 self->frame->area.height,
334 client_normal(self));
335
336 if (x != ox || y != oy)
337 client_move(self, x, y);
338 }
339
340 client_showhide(self);
341
342 /* use client_focus instead of client_activate cuz client_activate does
343 stuff like switch desktops etc and I'm not interested in all that when
344 a window maps since its not based on an action from the user like
345 clicking a window to activate is. so keep the new window out of the way
346 but do focus it. */
347 if (activate) client_focus(self);
348
349 /* client_activate does this but we aret using it so we have to do it
350 here as well */
351 if (screen_showing_desktop)
352 screen_show_desktop(FALSE);
353
354 /* add to client list/map */
355 client_list = g_list_append(client_list, self);
356 g_hash_table_insert(window_map, &self->window, self);
357
358 /* this has to happen after we're in the client_list */
359 screen_update_areas();
360
361 /* update the list hints */
362 client_set_list();
363
364 keyboard_grab_for_client(self, TRUE);
365 mouse_grab_for_client(self, TRUE);
366
367 ob_debug("Managed window 0x%lx (%s)\n", window, self->class);
368 }
369
370 void client_unmanage_all()
371 {
372 while (client_list != NULL)
373 client_unmanage(client_list->data);
374 }
375
376 void client_unmanage(ObClient *self)
377 {
378 guint j;
379 GSList *it;
380
381 ob_debug("Unmanaging window: %lx (%s)\n", self->window, self->class);
382
383 g_assert(self != NULL);
384
385 keyboard_grab_for_client(self, FALSE);
386 mouse_grab_for_client(self, FALSE);
387
388 /* remove the window from our save set */
389 XChangeSaveSet(ob_display, self->window, SetModeDelete);
390
391 /* we dont want events no more */
392 XSelectInput(ob_display, self->window, NoEventMask);
393
394 frame_hide(self->frame);
395
396 client_list = g_list_remove(client_list, self);
397 stacking_remove(self);
398 g_hash_table_remove(window_map, &self->window);
399
400 /* update the focus lists */
401 focus_order_remove(self);
402
403 /* once the client is out of the list, update the struts to remove it's
404 influence */
405 screen_update_areas();
406
407 /* tell our parent(s) that we're gone */
408 if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
409 GSList *it;
410
411 for (it = self->group->members; it; it = it->next)
412 if (it->data != self)
413 ((ObClient*)it->data)->transients =
414 g_slist_remove(((ObClient*)it->data)->transients, self);
415 } else if (self->transient_for) { /* transient of window */
416 self->transient_for->transients =
417 g_slist_remove(self->transient_for->transients, self);
418 }
419
420 /* tell our transients that we're gone */
421 for (it = self->transients; it != NULL; it = it->next) {
422 if (((ObClient*)it->data)->transient_for != OB_TRAN_GROUP) {
423 ((ObClient*)it->data)->transient_for = NULL;
424 client_calc_layer(it->data);
425 }
426 }
427
428 for (it = client_destructors; it; it = g_slist_next(it)) {
429 GDestroyNotify func = (GDestroyNotify) it->data;
430 func(self);
431 }
432
433 if (focus_client == self) {
434 XEvent e;
435
436 /* focus the last focused window on the desktop, and ignore enter
437 events from the unmap so it doesnt mess with the focus */
438 while (XCheckTypedEvent(ob_display, EnterNotify, &e));
439 client_unfocus(self);
440 }
441
442 /* remove from its group */
443 if (self->group) {
444 group_remove(self->group, self);
445 self->group = NULL;
446 }
447
448 /* give the client its border back */
449 client_toggle_border(self, TRUE);
450
451 /* reparent the window out of the frame, and free the frame */
452 frame_release_client(self->frame, self);
453 self->frame = NULL;
454
455 if (ob_state() != OB_STATE_EXITING) {
456 /* these values should not be persisted across a window
457 unmapping/mapping */
458 PROP_ERASE(self->window, net_wm_desktop);
459 PROP_ERASE(self->window, net_wm_state);
460 PROP_ERASE(self->window, wm_state);
461 } else {
462 /* if we're left in an iconic state, the client wont be mapped. this is
463 bad, since we will no longer be managing the window on restart */
464 if (self->iconic)
465 XMapWindow(ob_display, self->window);
466 }
467
468
469 ob_debug("Unmanaged window 0x%lx\n", self->window);
470
471 /* free all data allocated in the client struct */
472 g_slist_free(self->transients);
473 for (j = 0; j < self->nicons; ++j)
474 g_free(self->icons[j].data);
475 if (self->nicons > 0)
476 g_free(self->icons);
477 g_free(self->title);
478 g_free(self->icon_title);
479 g_free(self->name);
480 g_free(self->class);
481 g_free(self->role);
482 g_free(self->sm_client_id);
483 g_free(self);
484
485 /* update the list hints */
486 client_set_list();
487 }
488
489 static void client_urgent_notify(ObClient *self)
490 {
491 if (self->urgent)
492 frame_flash_start(self->frame);
493 else
494 frame_flash_stop(self->frame);
495 }
496
497 static void client_restore_session_state(ObClient *self)
498 {
499 GList *it;
500
501 if (!(it = session_state_find(self)))
502 return;
503
504 self->session = it->data;
505
506 RECT_SET(self->area, self->session->x, self->session->y,
507 self->session->w, self->session->h);
508 self->positioned = TRUE;
509 XResizeWindow(ob_display, self->window,
510 self->session->w, self->session->h);
511
512 self->desktop = (self->session->desktop == DESKTOP_ALL ?
513 self->session->desktop :
514 MIN(screen_num_desktops - 1, self->session->desktop));
515 PROP_SET32(self->window, net_wm_desktop, cardinal, self->desktop);
516
517 self->shaded = self->session->shaded;
518 self->iconic = self->session->iconic;
519 self->skip_pager = self->session->skip_pager;
520 self->skip_taskbar = self->session->skip_taskbar;
521 self->fullscreen = self->session->fullscreen;
522 self->above = self->session->above;
523 self->below = self->session->below;
524 self->max_horz = self->session->max_horz;
525 self->max_vert = self->session->max_vert;
526 }
527
528 static void client_restore_session_stacking(ObClient *self)
529 {
530 GList *it;
531
532 if (!self->session) return;
533
534 it = g_list_find(session_saved_state, self->session);
535 for (it = g_list_previous(it); it; it = g_list_previous(it)) {
536 GList *cit;
537
538 for (cit = client_list; cit; cit = g_list_next(cit))
539 if (session_state_cmp(it->data, cit->data))
540 break;
541 if (cit) {
542 client_calc_layer(self);
543 stacking_below(CLIENT_AS_WINDOW(self),
544 CLIENT_AS_WINDOW(cit->data));
545 break;
546 }
547 }
548 }
549
550 void client_move_onscreen(ObClient *self, gboolean rude)
551 {
552 int x = self->area.x;
553 int y = self->area.y;
554 if (client_find_onscreen(self, &x, &y,
555 self->frame->area.width,
556 self->frame->area.height, rude)) {
557 client_move(self, x, y);
558 }
559 }
560
561 gboolean client_find_onscreen(ObClient *self, int *x, int *y, int w, int h,
562 gboolean rude)
563 {
564 Rect *a;
565 int ox = *x, oy = *y;
566
567 frame_client_gravity(self->frame, x, y); /* get where the frame
568 would be */
569
570 /* XXX watch for xinerama dead areas */
571
572 a = screen_area(self->desktop);
573 if (client_normal(self)) {
574 if (!self->strut.right && *x >= a->x + a->width - 1)
575 *x = a->x + a->width - self->frame->area.width;
576 if (!self->strut.bottom && *y >= a->y + a->height - 1)
577 *y = a->y + a->height - self->frame->area.height;
578 if (!self->strut.left && *x + self->frame->area.width - 1 < a->x)
579 *x = a->x;
580 if (!self->strut.top && *y + self->frame->area.height - 1 < a->y)
581 *y = a->y;
582 }
583
584 if (rude) {
585 /* this is my MOZILLA BITCHSLAP. oh ya it fucking feels good.
586 Java can suck it too. */
587
588 /* dont let windows map/move into the strut unless they
589 are bigger than the available area */
590 if (w <= a->width) {
591 if (!self->strut.left && *x < a->x) *x = a->x;
592 if (!self->strut.right && *x + w > a->x + a->width)
593 *x = a->x + a->width - w;
594 }
595 if (h <= a->height) {
596 if (!self->strut.top && *y < a->y) *y = a->y;
597 if (!self->strut.bottom && *y + h > a->y + a->height)
598 *y = a->y + a->height - h;
599 }
600 }
601
602 frame_frame_gravity(self->frame, x, y); /* get where the client
603 should be */
604
605 return ox != *x || oy != *y;
606 }
607
608 static void client_toggle_border(ObClient *self, gboolean show)
609 {
610 /* adjust our idea of where the client is, based on its border. When the
611 border is removed, the client should now be considered to be in a
612 different position.
613 when re-adding the border to the client, the same operation needs to be
614 reversed. */
615 int oldx = self->area.x, oldy = self->area.y;
616 int x = oldx, y = oldy;
617 switch(self->gravity) {
618 default:
619 case NorthWestGravity:
620 case WestGravity:
621 case SouthWestGravity:
622 break;
623 case NorthEastGravity:
624 case EastGravity:
625 case SouthEastGravity:
626 if (show) x -= self->border_width * 2;
627 else x += self->border_width * 2;
628 break;
629 case NorthGravity:
630 case SouthGravity:
631 case CenterGravity:
632 case ForgetGravity:
633 case StaticGravity:
634 if (show) x -= self->border_width;
635 else x += self->border_width;
636 break;
637 }
638 switch(self->gravity) {
639 default:
640 case NorthWestGravity:
641 case NorthGravity:
642 case NorthEastGravity:
643 break;
644 case SouthWestGravity:
645 case SouthGravity:
646 case SouthEastGravity:
647 if (show) y -= self->border_width * 2;
648 else y += self->border_width * 2;
649 break;
650 case WestGravity:
651 case EastGravity:
652 case CenterGravity:
653 case ForgetGravity:
654 case StaticGravity:
655 if (show) y -= self->border_width;
656 else y += self->border_width;
657 break;
658 }
659 self->area.x = x;
660 self->area.y = y;
661
662 if (show) {
663 XSetWindowBorderWidth(ob_display, self->window, self->border_width);
664
665 /* move the client so it is back it the right spot _with_ its
666 border! */
667 if (x != oldx || y != oldy)
668 XMoveWindow(ob_display, self->window, x, y);
669 } else
670 XSetWindowBorderWidth(ob_display, self->window, 0);
671 }
672
673
674 static void client_get_all(ObClient *self)
675 {
676 client_get_area(self);
677 client_update_transient_for(self);
678 client_update_wmhints(self);
679 client_get_startup_id(self);
680 client_get_desktop(self);
681 client_get_state(self);
682 client_get_shaped(self);
683
684 client_get_mwm_hints(self);
685 client_get_type(self);/* this can change the mwmhints for special cases */
686
687 client_update_protocols(self);
688
689 client_get_gravity(self); /* get the attribute gravity */
690 client_update_normal_hints(self); /* this may override the attribute
691 gravity */
692
693 /* got the type, the mwmhints, the protocols, and the normal hints
694 (min/max sizes), so we're ready to set up the decorations/functions */
695 client_setup_decor_and_functions(self);
696
697 client_update_title(self);
698 client_update_class(self);
699 client_update_sm_client_id(self);
700 client_update_strut(self);
701 client_update_icons(self);
702 }
703
704 static void client_get_startup_id(ObClient *self)
705 {
706 if (!(PROP_GETS(self->window, net_startup_id, utf8, &self->startup_id)))
707 if (self->group)
708 PROP_GETS(self->group->leader,
709 net_startup_id, utf8, &self->startup_id);
710 }
711
712 static void client_get_area(ObClient *self)
713 {
714 XWindowAttributes wattrib;
715 Status ret;
716
717 ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
718 g_assert(ret != BadWindow);
719
720 RECT_SET(self->area, wattrib.x, wattrib.y, wattrib.width, wattrib.height);
721 self->border_width = wattrib.border_width;
722 }
723
724 static void client_get_desktop(ObClient *self)
725 {
726 guint32 d = screen_num_desktops; /* an always-invalid value */
727
728 if (PROP_GET32(self->window, net_wm_desktop, cardinal, &d)) {
729 if (d >= screen_num_desktops && d != DESKTOP_ALL)
730 self->desktop = screen_num_desktops - 1;
731 else
732 self->desktop = d;
733 } else {
734 gboolean trdesk = FALSE;
735
736 if (self->transient_for) {
737 if (self->transient_for != OB_TRAN_GROUP) {
738 self->desktop = self->transient_for->desktop;
739 trdesk = TRUE;
740 } else {
741 GSList *it;
742
743 for (it = self->group->members; it; it = it->next)
744 if (it->data != self &&
745 !((ObClient*)it->data)->transient_for) {
746 self->desktop = ((ObClient*)it->data)->desktop;
747 trdesk = TRUE;
748 break;
749 }
750 }
751 }
752 if (!trdesk) {
753 /* try get from the startup-notification protocol */
754 if (sn_get_desktop(self->startup_id, &self->desktop)) {
755 if (self->desktop >= screen_num_desktops &&
756 self->desktop != DESKTOP_ALL)
757 self->desktop = screen_num_desktops - 1;
758 } else
759 /* defaults to the current desktop */
760 self->desktop = screen_desktop;
761 }
762 }
763 if (self->desktop != d) {
764 /* set the desktop hint, to make sure that it always exists */
765 PROP_SET32(self->window, net_wm_desktop, cardinal, self->desktop);
766 }
767 }
768
769 static void client_get_state(ObClient *self)
770 {
771 guint32 *state;
772 guint num;
773
774 if (PROP_GETA32(self->window, net_wm_state, atom, &state, &num)) {
775 gulong i;
776 for (i = 0; i < num; ++i) {
777 if (state[i] == prop_atoms.net_wm_state_modal)
778 self->modal = TRUE;
779 else if (state[i] == prop_atoms.net_wm_state_shaded)
780 self->shaded = TRUE;
781 else if (state[i] == prop_atoms.net_wm_state_hidden)
782 self->iconic = TRUE;
783 else if (state[i] == prop_atoms.net_wm_state_skip_taskbar)
784 self->skip_taskbar = TRUE;
785 else if (state[i] == prop_atoms.net_wm_state_skip_pager)
786 self->skip_pager = TRUE;
787 else if (state[i] == prop_atoms.net_wm_state_fullscreen)
788 self->fullscreen = TRUE;
789 else if (state[i] == prop_atoms.net_wm_state_maximized_vert)
790 self->max_vert = TRUE;
791 else if (state[i] == prop_atoms.net_wm_state_maximized_horz)
792 self->max_horz = TRUE;
793 else if (state[i] == prop_atoms.net_wm_state_above)
794 self->above = TRUE;
795 else if (state[i] == prop_atoms.net_wm_state_below)
796 self->below = TRUE;
797 }
798
799 g_free(state);
800 }
801 }
802
803 static void client_get_shaped(ObClient *self)
804 {
805 self->shaped = FALSE;
806 #ifdef SHAPE
807 if (extensions_shape) {
808 int foo;
809 guint ufoo;
810 int s;
811
812 XShapeSelectInput(ob_display, self->window, ShapeNotifyMask);
813
814 XShapeQueryExtents(ob_display, self->window, &s, &foo,
815 &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo,
816 &ufoo);
817 self->shaped = (s != 0);
818 }
819 #endif
820 }
821
822 void client_update_transient_for(ObClient *self)
823 {
824 Window t = None;
825 ObClient *target = NULL;
826
827 if (XGetTransientForHint(ob_display, self->window, &t)) {
828 self->transient = TRUE;
829 if (t != self->window) { /* cant be transient to itself! */
830 target = g_hash_table_lookup(window_map, &t);
831 /* if this happens then we need to check for it*/
832 g_assert(target != self);
833 if (target && !WINDOW_IS_CLIENT(target)) {
834 /* this can happen when a dialog is a child of
835 a dockapp, for example */
836 target = NULL;
837 }
838
839 if (!target && self->group) {
840 /* not transient to a client, see if it is transient for a
841 group */
842 if (t == self->group->leader ||
843 t == None ||
844 t == RootWindow(ob_display, ob_screen)) {
845 /* window is a transient for its group! */
846 target = OB_TRAN_GROUP;
847 }
848 }
849 }
850 } else
851 self->transient = FALSE;
852
853 /* if anything has changed... */
854 if (target != self->transient_for) {
855 if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
856 GSList *it;
857
858 /* remove from old parents */
859 for (it = self->group->members; it; it = g_slist_next(it)) {
860 ObClient *c = it->data;
861 if (c != self && !c->transient_for)
862 c->transients = g_slist_remove(c->transients, self);
863 }
864 } else if (self->transient_for != NULL) { /* transient of window */
865 /* remove from old parent */
866 self->transient_for->transients =
867 g_slist_remove(self->transient_for->transients, self);
868 }
869 self->transient_for = target;
870 if (self->transient_for == OB_TRAN_GROUP) { /* transient of group */
871 GSList *it;
872
873 /* add to new parents */
874 for (it = self->group->members; it; it = g_slist_next(it)) {
875 ObClient *c = it->data;
876 if (c != self && !c->transient_for)
877 c->transients = g_slist_append(c->transients, self);
878 }
879
880 /* remove all transients which are in the group, that causes
881 circlular pointer hell of doom */
882 for (it = self->group->members; it; it = g_slist_next(it)) {
883 GSList *sit, *next;
884 for (sit = self->transients; sit; sit = next) {
885 next = g_slist_next(sit);
886 if (sit->data == it->data)
887 self->transients =
888 g_slist_delete_link(self->transients, sit);
889 }
890 }
891 } else if (self->transient_for != NULL) { /* transient of window */
892 /* add to new parent */
893 self->transient_for->transients =
894 g_slist_append(self->transient_for->transients, self);
895 }
896 }
897 }
898
899 static void client_get_mwm_hints(ObClient *self)
900 {
901 guint num;
902 guint32 *hints;
903
904 self->mwmhints.flags = 0; /* default to none */
905
906 if (PROP_GETA32(self->window, motif_wm_hints, motif_wm_hints,
907 &hints, &num)) {
908 if (num >= OB_MWM_ELEMENTS) {
909 self->mwmhints.flags = hints[0];
910 self->mwmhints.functions = hints[1];
911 self->mwmhints.decorations = hints[2];
912 }
913 g_free(hints);
914 }
915 }
916
917 void client_get_type(ObClient *self)
918 {
919 guint num, i;
920 guint32 *val;
921
922 self->type = -1;
923
924 if (PROP_GETA32(self->window, net_wm_window_type, atom, &val, &num)) {
925 /* use the first value that we know about in the array */
926 for (i = 0; i < num; ++i) {
927 if (val[i] == prop_atoms.net_wm_window_type_desktop)
928 self->type = OB_CLIENT_TYPE_DESKTOP;
929 else if (val[i] == prop_atoms.net_wm_window_type_dock)
930 self->type = OB_CLIENT_TYPE_DOCK;
931 else if (val[i] == prop_atoms.net_wm_window_type_toolbar)
932 self->type = OB_CLIENT_TYPE_TOOLBAR;
933 else if (val[i] == prop_atoms.net_wm_window_type_menu)
934 self->type = OB_CLIENT_TYPE_MENU;
935 else if (val[i] == prop_atoms.net_wm_window_type_utility)
936 self->type = OB_CLIENT_TYPE_UTILITY;
937 else if (val[i] == prop_atoms.net_wm_window_type_splash)
938 self->type = OB_CLIENT_TYPE_SPLASH;
939 else if (val[i] == prop_atoms.net_wm_window_type_dialog)
940 self->type = OB_CLIENT_TYPE_DIALOG;
941 else if (val[i] == prop_atoms.net_wm_window_type_normal)
942 self->type = OB_CLIENT_TYPE_NORMAL;
943 else if (val[i] == prop_atoms.kde_net_wm_window_type_override) {
944 /* prevent this window from getting any decor or
945 functionality */
946 self->mwmhints.flags &= (OB_MWM_FLAG_FUNCTIONS |
947 OB_MWM_FLAG_DECORATIONS);
948 self->mwmhints.decorations = 0;
949 self->mwmhints.functions = 0;
950 }
951 if (self->type != (ObClientType) -1)
952 break; /* grab the first legit type */
953 }
954 g_free(val);
955 }
956
957 if (self->type == (ObClientType) -1) {
958 /*the window type hint was not set, which means we either classify
959 ourself as a normal window or a dialog, depending on if we are a
960 transient. */
961 if (self->transient)
962 self->type = OB_CLIENT_TYPE_DIALOG;
963 else
964 self->type = OB_CLIENT_TYPE_NORMAL;
965 }
966 }
967
968 void client_update_protocols(ObClient *self)
969 {
970 guint32 *proto;
971 guint num_return, i;
972
973 self->focus_notify = FALSE;
974 self->delete_window = FALSE;
975
976 if (PROP_GETA32(self->window, wm_protocols, atom, &proto, &num_return)) {
977 for (i = 0; i < num_return; ++i) {
978 if (proto[i] == prop_atoms.wm_delete_window) {
979 /* this means we can request the window to close */
980 self->delete_window = TRUE;
981 } else if (proto[i] == prop_atoms.wm_take_focus)
982 /* if this protocol is requested, then the window will be
983 notified whenever we want it to receive focus */
984 self->focus_notify = TRUE;
985 }
986 g_free(proto);
987 }
988 }
989
990 static void client_get_gravity(ObClient *self)
991 {
992 XWindowAttributes wattrib;
993 Status ret;
994
995 ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
996 g_assert(ret != BadWindow);
997 self->gravity = wattrib.win_gravity;
998 }
999
1000 void client_update_normal_hints(ObClient *self)
1001 {
1002 XSizeHints size;
1003 long ret;
1004 int oldgravity = self->gravity;
1005
1006 /* defaults */
1007 self->min_ratio = 0.0f;
1008 self->max_ratio = 0.0f;
1009 SIZE_SET(self->size_inc, 1, 1);
1010 SIZE_SET(self->base_size, 0, 0);
1011 SIZE_SET(self->min_size, 0, 0);
1012 SIZE_SET(self->max_size, G_MAXINT, G_MAXINT);
1013
1014 /* get the hints from the window */
1015 if (XGetWMNormalHints(ob_display, self->window, &size, &ret)) {
1016 self->positioned = !!(size.flags & (PPosition|USPosition));
1017
1018 if (size.flags & PWinGravity) {
1019 self->gravity = size.win_gravity;
1020
1021 /* if the client has a frame, i.e. has already been mapped and
1022 is changing its gravity */
1023 if (self->frame && self->gravity != oldgravity) {
1024 /* move our idea of the client's position based on its new
1025 gravity */
1026 self->area.x = self->frame->area.x;
1027 self->area.y = self->frame->area.y;
1028 frame_frame_gravity(self->frame, &self->area.x, &self->area.y);
1029 }
1030 }
1031
1032 if (size.flags & PAspect) {
1033 if (size.min_aspect.y)
1034 self->min_ratio = (float)size.min_aspect.x / size.min_aspect.y;
1035 if (size.max_aspect.y)
1036 self->max_ratio = (float)size.max_aspect.x / size.max_aspect.y;
1037 }
1038
1039 if (size.flags & PMinSize)
1040 SIZE_SET(self->min_size, size.min_width, size.min_height);
1041
1042 if (size.flags & PMaxSize)
1043 SIZE_SET(self->max_size, size.max_width, size.max_height);
1044
1045 if (size.flags & PBaseSize)
1046 SIZE_SET(self->base_size, size.base_width, size.base_height);
1047
1048 if (size.flags & PResizeInc)
1049 SIZE_SET(self->size_inc, size.width_inc, size.height_inc);
1050 }
1051 }
1052
1053 void client_setup_decor_and_functions(ObClient *self)
1054 {
1055 /* start with everything (cept fullscreen) */
1056 self->decorations =
1057 (OB_FRAME_DECOR_TITLEBAR |
1058 (ob_rr_theme->show_handle ? OB_FRAME_DECOR_HANDLE : 0) |
1059 OB_FRAME_DECOR_GRIPS |
1060 OB_FRAME_DECOR_BORDER |
1061 OB_FRAME_DECOR_ICON |
1062 OB_FRAME_DECOR_ALLDESKTOPS |
1063 OB_FRAME_DECOR_ICONIFY |
1064 OB_FRAME_DECOR_MAXIMIZE |
1065 OB_FRAME_DECOR_SHADE);
1066 self->functions =
1067 (OB_CLIENT_FUNC_RESIZE |
1068 OB_CLIENT_FUNC_MOVE |
1069 OB_CLIENT_FUNC_ICONIFY |
1070 OB_CLIENT_FUNC_MAXIMIZE |
1071 OB_CLIENT_FUNC_SHADE);
1072 if (self->delete_window) {
1073 self->functions |= OB_CLIENT_FUNC_CLOSE;
1074 self->decorations |= OB_FRAME_DECOR_CLOSE;
1075 }
1076
1077 if (!(self->min_size.width < self->max_size.width ||
1078 self->min_size.height < self->max_size.height))
1079 self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1080
1081 switch (self->type) {
1082 case OB_CLIENT_TYPE_NORMAL:
1083 /* normal windows retain all of the possible decorations and
1084 functionality, and are the only windows that you can fullscreen */
1085 self->functions |= OB_CLIENT_FUNC_FULLSCREEN;
1086 break;
1087
1088 case OB_CLIENT_TYPE_DIALOG:
1089 case OB_CLIENT_TYPE_UTILITY:
1090 /* these windows cannot be maximized */
1091 self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1092 break;
1093
1094 case OB_CLIENT_TYPE_MENU:
1095 case OB_CLIENT_TYPE_TOOLBAR:
1096 /* these windows get less functionality */
1097 self->functions &= ~(OB_CLIENT_FUNC_ICONIFY | OB_CLIENT_FUNC_RESIZE);
1098 break;
1099
1100 case OB_CLIENT_TYPE_DESKTOP:
1101 case OB_CLIENT_TYPE_DOCK:
1102 case OB_CLIENT_TYPE_SPLASH:
1103 /* none of these windows are manipulated by the window manager */
1104 self->decorations = 0;
1105 self->functions = 0;
1106 break;
1107 }
1108
1109 /* Mwm Hints are applied subtractively to what has already been chosen for
1110 decor and functionality */
1111 if (self->mwmhints.flags & OB_MWM_FLAG_DECORATIONS) {
1112 if (! (self->mwmhints.decorations & OB_MWM_DECOR_ALL)) {
1113 if (! ((self->mwmhints.decorations & OB_MWM_DECOR_HANDLE) ||
1114 (self->mwmhints.decorations & OB_MWM_DECOR_TITLE)))
1115 /* if the mwm hints request no handle or title, then all
1116 decorations are disabled */
1117 self->decorations = 0;
1118 }
1119 }
1120
1121 if (self->mwmhints.flags & OB_MWM_FLAG_FUNCTIONS) {
1122 if (! (self->mwmhints.functions & OB_MWM_FUNC_ALL)) {
1123 if (! (self->mwmhints.functions & OB_MWM_FUNC_RESIZE))
1124 self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1125 if (! (self->mwmhints.functions & OB_MWM_FUNC_MOVE))
1126 self->functions &= ~OB_CLIENT_FUNC_MOVE;
1127 /* dont let mwm hints kill any buttons
1128 if (! (self->mwmhints.functions & OB_MWM_FUNC_ICONIFY))
1129 self->functions &= ~OB_CLIENT_FUNC_ICONIFY;
1130 if (! (self->mwmhints.functions & OB_MWM_FUNC_MAXIMIZE))
1131 self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1132 */
1133 /* dont let mwm hints kill the close button
1134 if (! (self->mwmhints.functions & MwmFunc_Close))
1135 self->functions &= ~OB_CLIENT_FUNC_CLOSE; */
1136 }
1137 }
1138
1139 if (!(self->functions & OB_CLIENT_FUNC_SHADE))
1140 self->decorations &= ~OB_FRAME_DECOR_SHADE;
1141 if (!(self->functions & OB_CLIENT_FUNC_ICONIFY))
1142 self->decorations &= ~OB_FRAME_DECOR_ICONIFY;
1143 if (!(self->functions & OB_CLIENT_FUNC_RESIZE))
1144 self->decorations &= ~OB_FRAME_DECOR_GRIPS;
1145
1146 /* can't maximize without moving/resizing */
1147 if (!((self->functions & OB_CLIENT_FUNC_MAXIMIZE) &&
1148 (self->functions & OB_CLIENT_FUNC_MOVE) &&
1149 (self->functions & OB_CLIENT_FUNC_RESIZE))) {
1150 self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1151 self->decorations &= ~OB_FRAME_DECOR_MAXIMIZE;
1152 }
1153
1154 /* kill the handle on fully maxed windows */
1155 if (self->max_vert && self->max_horz)
1156 self->decorations &= ~OB_FRAME_DECOR_HANDLE;
1157
1158 /* finally, the user can have requested no decorations, which overrides
1159 everything */
1160 if (!self->decorate)
1161 self->decorations = OB_FRAME_DECOR_BORDER;
1162
1163 /* if we don't have a titlebar, then we cannot shade! */
1164 if (!(self->decorations & OB_FRAME_DECOR_TITLEBAR))
1165 self->functions &= ~OB_CLIENT_FUNC_SHADE;
1166
1167 /* now we need to check against rules for the client's current state */
1168 if (self->fullscreen) {
1169 self->functions &= (OB_CLIENT_FUNC_CLOSE |
1170 OB_CLIENT_FUNC_FULLSCREEN |
1171 OB_CLIENT_FUNC_ICONIFY);
1172 self->decorations = 0;
1173 }
1174
1175 client_change_allowed_actions(self);
1176
1177 if (self->frame) {
1178 /* adjust the client's decorations, etc. */
1179 client_reconfigure(self);
1180 } else {
1181 /* this makes sure that these windows appear on all desktops */
1182 if (self->type == OB_CLIENT_TYPE_DESKTOP &&
1183 self->desktop != DESKTOP_ALL)
1184 {
1185 self->desktop = DESKTOP_ALL;
1186 }
1187 }
1188 }
1189
1190 static void client_change_allowed_actions(ObClient *self)
1191 {
1192 guint32 actions[9];
1193 int num = 0;
1194
1195 /* desktop windows are kept on all desktops */
1196 if (self->type != OB_CLIENT_TYPE_DESKTOP)
1197 actions[num++] = prop_atoms.net_wm_action_change_desktop;
1198
1199 if (self->functions & OB_CLIENT_FUNC_SHADE)
1200 actions[num++] = prop_atoms.net_wm_action_shade;
1201 if (self->functions & OB_CLIENT_FUNC_CLOSE)
1202 actions[num++] = prop_atoms.net_wm_action_close;
1203 if (self->functions & OB_CLIENT_FUNC_MOVE)
1204 actions[num++] = prop_atoms.net_wm_action_move;
1205 if (self->functions & OB_CLIENT_FUNC_ICONIFY)
1206 actions[num++] = prop_atoms.net_wm_action_minimize;
1207 if (self->functions & OB_CLIENT_FUNC_RESIZE)
1208 actions[num++] = prop_atoms.net_wm_action_resize;
1209 if (self->functions & OB_CLIENT_FUNC_FULLSCREEN)
1210 actions[num++] = prop_atoms.net_wm_action_fullscreen;
1211 if (self->functions & OB_CLIENT_FUNC_MAXIMIZE) {
1212 actions[num++] = prop_atoms.net_wm_action_maximize_horz;
1213 actions[num++] = prop_atoms.net_wm_action_maximize_vert;
1214 }
1215
1216 PROP_SETA32(self->window, net_wm_allowed_actions, atom, actions, num);
1217
1218 /* make sure the window isn't breaking any rules now */
1219
1220 if (!(self->functions & OB_CLIENT_FUNC_SHADE) && self->shaded) {
1221 if (self->frame) client_shade(self, FALSE);
1222 else self->shaded = FALSE;
1223 }
1224 if (!(self->functions & OB_CLIENT_FUNC_ICONIFY) && self->iconic) {
1225 if (self->frame) client_iconify(self, FALSE, TRUE);
1226 else self->iconic = FALSE;
1227 }
1228 if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) && self->fullscreen) {
1229 if (self->frame) client_fullscreen(self, FALSE, TRUE);
1230 else self->fullscreen = FALSE;
1231 }
1232 if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE) && (self->max_horz ||
1233 self->max_vert)) {
1234 if (self->frame) client_maximize(self, FALSE, 0, TRUE);
1235 else self->max_vert = self->max_horz = FALSE;
1236 }
1237 }
1238
1239 void client_reconfigure(ObClient *self)
1240 {
1241 /* by making this pass FALSE for user, we avoid the emacs event storm where
1242 every configurenotify causes an update in its normal hints, i think this
1243 is generally what we want anyways... */
1244 client_configure(self, OB_CORNER_TOPLEFT, self->area.x, self->area.y,
1245 self->area.width, self->area.height, FALSE, TRUE);
1246 }
1247
1248 void client_update_wmhints(ObClient *self)
1249 {
1250 XWMHints *hints;
1251 gboolean ur = FALSE;
1252 GSList *it;
1253
1254 /* assume a window takes input if it doesnt specify */
1255 self->can_focus = TRUE;
1256
1257 if ((hints = XGetWMHints(ob_display, self->window)) != NULL) {
1258 if (hints->flags & InputHint)
1259 self->can_focus = hints->input;
1260
1261 /* only do this when first managing the window *AND* when we aren't
1262 starting up! */
1263 if (ob_state() != OB_STATE_STARTING && self->frame == NULL)
1264 if (hints->flags & StateHint)
1265 self->iconic = hints->initial_state == IconicState;
1266
1267 if (hints->flags & XUrgencyHint)
1268 ur = TRUE;
1269
1270 if (!(hints->flags & WindowGroupHint))
1271 hints->window_group = None;
1272
1273 /* did the group state change? */
1274 if (hints->window_group !=
1275 (self->group ? self->group->leader : None)) {
1276 /* remove from the old group if there was one */
1277 if (self->group != NULL) {
1278 /* remove transients of the group */
1279 for (it = self->group->members; it; it = it->next)
1280 self->transients = g_slist_remove(self->transients,
1281 it->data);
1282 group_remove(self->group, self);
1283 self->group = NULL;
1284 }
1285 if (hints->window_group != None) {
1286 self->group = group_add(hints->window_group, self);
1287
1288 /* i can only have transients from the group if i am not
1289 transient myself */
1290 if (!self->transient_for) {
1291 /* add other transients of the group that are already
1292 set up */
1293 for (it = self->group->members; it; it = it->next) {
1294 ObClient *c = it->data;
1295 if (c != self && c->transient_for == OB_TRAN_GROUP)
1296 self->transients =
1297 g_slist_append(self->transients, c);
1298 }
1299 }
1300 }
1301
1302 /* because the self->transient flag wont change from this call,
1303 we don't need to update the window's type and such, only its
1304 transient_for, and the transients lists of other windows in
1305 the group may be affected */
1306 client_update_transient_for(self);
1307 }
1308
1309 /* the WM_HINTS can contain an icon */
1310 client_update_icons(self);
1311
1312 XFree(hints);
1313 }
1314
1315 if (ur != self->urgent) {
1316 self->urgent = ur;
1317 ob_debug("Urgent Hint for 0x%lx: %s\n", self->window,
1318 ur ? "ON" : "OFF");
1319 /* fire the urgent callback if we're mapped, otherwise, wait until
1320 after we're mapped */
1321 if (self->frame)
1322 client_urgent_notify(self);
1323 }
1324 }
1325
1326 void client_update_title(ObClient *self)
1327 {
1328 GList *it;
1329 guint32 nums;
1330 guint i;
1331 gchar *data = NULL;
1332 gboolean read_title;
1333 gchar *old_title;
1334
1335 old_title = self->title;
1336
1337 /* try netwm */
1338 if (!PROP_GETS(self->window, net_wm_name, utf8, &data))
1339 /* try old x stuff */
1340 if (!PROP_GETS(self->window, wm_name, locale, &data))
1341 data = g_strdup("Unnamed Window");
1342
1343 /* did the title change? then reset the title_count */
1344 if (old_title && 0 != strncmp(old_title, data, strlen(data)))
1345 self->title_count = 1;
1346
1347 /* look for duplicates and append a number */
1348 nums = 0;
1349 for (it = client_list; it; it = it->next)
1350 if (it->data != self) {
1351 ObClient *c = it->data;
1352 if (0 == strncmp(c->title, data, strlen(data)))
1353 nums |= 1 << c->title_count;
1354 }
1355 /* find first free number */
1356 for (i = 1; i <= 32; ++i)
1357 if (!(nums & (1 << i))) {
1358 if (self->title_count == 1 || i == 1)
1359 self->title_count = i;
1360 break;
1361 }
1362 /* dont display the number for the first window */
1363 if (self->title_count > 1) {
1364 char *ndata;
1365 ndata = g_strdup_printf("%s - [%u]", data, self->title_count);
1366 g_free(data);
1367 data = ndata;
1368 }
1369
1370 PROP_SETS(self->window, net_wm_visible_name, data);
1371
1372 self->title = data;
1373
1374 if (self->frame)
1375 frame_adjust_title(self->frame);
1376
1377 g_free(old_title);
1378
1379 /* update the icon title */
1380 data = NULL;
1381 g_free(self->icon_title);
1382
1383 read_title = TRUE;
1384 /* try netwm */
1385 if (!PROP_GETS(self->window, net_wm_icon_name, utf8, &data))
1386 /* try old x stuff */
1387 if (!PROP_GETS(self->window, wm_icon_name, locale, &data)) {
1388 data = g_strdup(self->title);
1389 read_title = FALSE;
1390 }
1391
1392 /* append the title count, dont display the number for the first window */
1393 if (read_title && self->title_count > 1) {
1394 char *vdata, *ndata;
1395 ndata = g_strdup_printf(" - [%u]", self->title_count);
1396 vdata = g_strconcat(data, ndata, NULL);
1397 g_free(ndata);
1398 g_free(data);
1399 data = vdata;
1400 }
1401
1402 PROP_SETS(self->window, net_wm_visible_icon_name, data);
1403
1404 self->icon_title = data;
1405 }
1406
1407 void client_update_class(ObClient *self)
1408 {
1409 char **data;
1410 char *s;
1411
1412 if (self->name) g_free(self->name);
1413 if (self->class) g_free(self->class);
1414 if (self->role) g_free(self->role);
1415
1416 self->name = self->class = self->role = NULL;
1417
1418 if (PROP_GETSS(self->window, wm_class, locale, &data)) {
1419 if (data[0]) {
1420 self->name = g_strdup(data[0]);
1421 if (data[1])
1422 self->class = g_strdup(data[1]);
1423 }
1424 g_strfreev(data);
1425 }
1426
1427 if (PROP_GETS(self->window, wm_window_role, locale, &s))
1428 self->role = s;
1429
1430 if (self->name == NULL) self->name = g_strdup("");
1431 if (self->class == NULL) self->class = g_strdup("");
1432 if (self->role == NULL) self->role = g_strdup("");
1433 }
1434
1435 void client_update_strut(ObClient *self)
1436 {
1437 guint num;
1438 guint32 *data;
1439 gboolean got = FALSE;
1440 StrutPartial strut;
1441
1442 if (PROP_GETA32(self->window, net_wm_strut_partial, cardinal,
1443 &data, &num)) {
1444 if (num == 12) {
1445 got = TRUE;
1446 STRUT_PARTIAL_SET(strut,
1447 data[0], data[2], data[1], data[3],
1448 data[4], data[5], data[8], data[9],
1449 data[6], data[7], data[10], data[11]);
1450 }
1451 g_free(data);
1452 }
1453
1454 if (!got &&
1455 PROP_GETA32(self->window, net_wm_strut, cardinal, &data, &num)) {
1456 if (num == 4) {
1457 got = TRUE;
1458 STRUT_PARTIAL_SET(strut,
1459 data[0], data[2], data[1], data[3],
1460 0, 0, 0, 0, 0, 0, 0, 0);
1461 }
1462 g_free(data);
1463 }
1464
1465 if (!got)
1466 STRUT_PARTIAL_SET(strut, 0, 0, 0, 0,
1467 0, 0, 0, 0, 0, 0, 0, 0);
1468
1469 if (!STRUT_EQUAL(strut, self->strut)) {
1470 self->strut = strut;
1471
1472 /* updating here is pointless while we're being mapped cuz we're not in
1473 the client list yet */
1474 if (self->frame)
1475 screen_update_areas();
1476 }
1477 }
1478
1479 void client_update_icons(ObClient *self)
1480 {
1481 guint num;
1482 guint32 *data;
1483 guint w, h, i, j;
1484
1485 for (i = 0; i < self->nicons; ++i)
1486 g_free(self->icons[i].data);
1487 if (self->nicons > 0)
1488 g_free(self->icons);
1489 self->nicons = 0;
1490
1491 if (PROP_GETA32(self->window, net_wm_icon, cardinal, &data, &num)) {
1492 /* figure out how many valid icons are in here */
1493 i = 0;
1494 while (num - i > 2) {
1495 w = data[i++];
1496 h = data[i++];
1497 i += w * h;
1498 if (i > num || w*h == 0) break;
1499 ++self->nicons;
1500 }
1501
1502 self->icons = g_new(ObClientIcon, self->nicons);
1503
1504 /* store the icons */
1505 i = 0;
1506 for (j = 0; j < self->nicons; ++j) {
1507 guint x, y, t;
1508
1509 w = self->icons[j].width = data[i++];
1510 h = self->icons[j].height = data[i++];
1511
1512 if (w*h == 0) continue;
1513
1514 self->icons[j].data = g_new(RrPixel32, w * h);
1515 for (x = 0, y = 0, t = 0; t < w * h; ++t, ++x, ++i) {
1516 if (x >= w) {
1517 x = 0;
1518 ++y;
1519 }
1520 self->icons[j].data[t] =
1521 (((data[i] >> 24) & 0xff) << RrDefaultAlphaOffset) +
1522 (((data[i] >> 16) & 0xff) << RrDefaultRedOffset) +
1523 (((data[i] >> 8) & 0xff) << RrDefaultGreenOffset) +
1524 (((data[i] >> 0) & 0xff) << RrDefaultBlueOffset);
1525 }
1526 g_assert(i <= num);
1527 }
1528
1529 g_free(data);
1530 } else if (PROP_GETA32(self->window, kwm_win_icon,
1531 kwm_win_icon, &data, &num)) {
1532 if (num == 2) {
1533 self->nicons++;
1534 self->icons = g_new(ObClientIcon, self->nicons);
1535 xerror_set_ignore(TRUE);
1536 if (!RrPixmapToRGBA(ob_rr_inst,
1537 data[0], data[1],
1538 &self->icons[self->nicons-1].width,
1539 &self->icons[self->nicons-1].height,
1540 &self->icons[self->nicons-1].data)) {
1541 g_free(&self->icons[self->nicons-1]);
1542 self->nicons--;
1543 }
1544 xerror_set_ignore(FALSE);
1545 }
1546 g_free(data);
1547 } else {
1548 XWMHints *hints;
1549
1550 if ((hints = XGetWMHints(ob_display, self->window))) {
1551 if (hints->flags & IconPixmapHint) {
1552 self->nicons++;
1553 self->icons = g_new(ObClientIcon, self->nicons);
1554 xerror_set_ignore(TRUE);
1555 if (!RrPixmapToRGBA(ob_rr_inst,
1556 hints->icon_pixmap,
1557 (hints->flags & IconMaskHint ?
1558 hints->icon_mask : None),
1559 &self->icons[self->nicons-1].width,
1560 &self->icons[self->nicons-1].height,
1561 &self->icons[self->nicons-1].data)){
1562 g_free(&self->icons[self->nicons-1]);
1563 self->nicons--;
1564 }
1565 xerror_set_ignore(FALSE);
1566 }
1567 XFree(hints);
1568 }
1569 }
1570
1571 if (!self->nicons) {
1572 self->nicons++;
1573 self->icons = g_new(ObClientIcon, self->nicons);
1574 self->icons[self->nicons-1].width = 48;
1575 self->icons[self->nicons-1].height = 48;
1576 self->icons[self->nicons-1].data = g_memdup(ob_rr_theme->def_win_icon,
1577 sizeof(RrPixel32)
1578 * 48 * 48);
1579 }
1580
1581 if (self->frame)
1582 frame_adjust_icon(self->frame);
1583 }
1584
1585 static void client_change_state(ObClient *self)
1586 {
1587 guint32 state[2];
1588 guint32 netstate[10];
1589 guint num;
1590
1591 state[0] = self->wmstate;
1592 state[1] = None;
1593 PROP_SETA32(self->window, wm_state, wm_state, state, 2);
1594
1595 num = 0;
1596 if (self->modal)
1597 netstate[num++] = prop_atoms.net_wm_state_modal;
1598 if (self->shaded)
1599 netstate[num++] = prop_atoms.net_wm_state_shaded;
1600 if (self->iconic)
1601 netstate[num++] = prop_atoms.net_wm_state_hidden;
1602 if (self->skip_taskbar)
1603 netstate[num++] = prop_atoms.net_wm_state_skip_taskbar;
1604 if (self->skip_pager)
1605 netstate[num++] = prop_atoms.net_wm_state_skip_pager;
1606 if (self->fullscreen)
1607 netstate[num++] = prop_atoms.net_wm_state_fullscreen;
1608 if (self->max_vert)
1609 netstate[num++] = prop_atoms.net_wm_state_maximized_vert;
1610 if (self->max_horz)
1611 netstate[num++] = prop_atoms.net_wm_state_maximized_horz;
1612 if (self->above)
1613 netstate[num++] = prop_atoms.net_wm_state_above;
1614 if (self->below)
1615 netstate[num++] = prop_atoms.net_wm_state_below;
1616 PROP_SETA32(self->window, net_wm_state, atom, netstate, num);
1617
1618 client_calc_layer(self);
1619
1620 if (self->frame)
1621 frame_adjust_state(self->frame);
1622 }
1623
1624 ObClient *client_search_focus_tree(ObClient *self)
1625 {
1626 GSList *it;
1627 ObClient *ret;
1628
1629 for (it = self->transients; it != NULL; it = it->next) {
1630 if (client_focused(it->data)) return it->data;
1631 if ((ret = client_search_focus_tree(it->data))) return ret;
1632 }
1633 return NULL;
1634 }
1635
1636 ObClient *client_search_focus_tree_full(ObClient *self)
1637 {
1638 if (self->transient_for) {
1639 if (self->transient_for != OB_TRAN_GROUP) {
1640 return client_search_focus_tree_full(self->transient_for);
1641 } else {
1642 GSList *it;
1643 gboolean recursed = FALSE;
1644
1645 for (it = self->group->members; it; it = it->next)
1646 if (!((ObClient*)it->data)->transient_for) {
1647 ObClient *c;
1648 if ((c = client_search_focus_tree_full(it->data)))
1649 return c;
1650 recursed = TRUE;
1651 }
1652 if (recursed)
1653 return NULL;
1654 }
1655 }
1656
1657 /* this function checks the whole tree, the client_search_focus_tree~
1658 does not, so we need to check this window */
1659 if (client_focused(self))
1660 return self;
1661 return client_search_focus_tree(self);
1662 }
1663
1664 static ObStackingLayer calc_layer(ObClient *self)
1665 {
1666 ObStackingLayer l;
1667
1668 if (self->fullscreen) l = OB_STACKING_LAYER_FULLSCREEN;
1669 else if (self->type == OB_CLIENT_TYPE_DESKTOP)
1670 l = OB_STACKING_LAYER_DESKTOP;
1671 else if (self->type == OB_CLIENT_TYPE_DOCK) {
1672 if (!self->below) l = OB_STACKING_LAYER_TOP;
1673 else l = OB_STACKING_LAYER_NORMAL;
1674 }
1675 else if (self->above) l = OB_STACKING_LAYER_ABOVE;
1676 else if (self->below) l = OB_STACKING_LAYER_BELOW;
1677 else l = OB_STACKING_LAYER_NORMAL;
1678
1679 return l;
1680 }
1681
1682 static void client_calc_layer_recursive(ObClient *self, ObClient *orig,
1683 ObStackingLayer l, gboolean raised)
1684 {
1685 ObStackingLayer old, own;
1686 GSList *it;
1687
1688 old = self->layer;
1689 own = calc_layer(self);
1690 self->layer = l > own ? l : own;
1691
1692 for (it = self->transients; it; it = it->next)
1693 client_calc_layer_recursive(it->data, orig,
1694 l, raised ? raised : l != old);
1695
1696 if (!raised && l != old)
1697 if (orig->frame) { /* only restack if the original window is managed */
1698 /* XXX add_non_intrusive ever? */
1699 stacking_remove(CLIENT_AS_WINDOW(self));
1700 stacking_add(CLIENT_AS_WINDOW(self));
1701 }
1702 }
1703
1704 void client_calc_layer(ObClient *self)
1705 {
1706 ObStackingLayer l;
1707 ObClient *orig;
1708
1709 orig = self;
1710
1711 /* transients take on the layer of their parents */
1712 self = client_search_top_transient(self);
1713
1714 l = calc_layer(self);
1715
1716 client_calc_layer_recursive(self, orig, l, FALSE);
1717 }
1718
1719 gboolean client_should_show(ObClient *self)
1720 {
1721 if (self->iconic) return FALSE;
1722 else if (!(self->desktop == screen_desktop ||
1723 self->desktop == DESKTOP_ALL)) return FALSE;
1724 else if (client_normal(self) && screen_showing_desktop) return FALSE;
1725
1726 return TRUE;
1727 }
1728
1729 static void client_showhide(ObClient *self)
1730 {
1731
1732 if (client_should_show(self))
1733 frame_show(self->frame);
1734 else
1735 frame_hide(self->frame);
1736 }
1737
1738 gboolean client_normal(ObClient *self) {
1739 return ! (self->type == OB_CLIENT_TYPE_DESKTOP ||
1740 self->type == OB_CLIENT_TYPE_DOCK ||
1741 self->type == OB_CLIENT_TYPE_SPLASH);
1742 }
1743
1744 static void client_apply_startup_state(ObClient *self)
1745 {
1746 /* these are in a carefully crafted order.. */
1747
1748 if (self->iconic) {
1749 self->iconic = FALSE;
1750 client_iconify(self, TRUE, FALSE);
1751 }
1752 if (self->fullscreen) {
1753 self->fullscreen = FALSE;
1754 client_fullscreen(self, TRUE, FALSE);
1755 }
1756 if (self->shaded) {
1757 self->shaded = FALSE;
1758 client_shade(self, TRUE);
1759 }
1760 if (self->urgent)
1761 client_urgent_notify(self);
1762
1763 if (self->max_vert && self->max_horz) {
1764 self->max_vert = self->max_horz = FALSE;
1765 client_maximize(self, TRUE, 0, FALSE);
1766 } else if (self->max_vert) {
1767 self->max_vert = FALSE;
1768 client_maximize(self, TRUE, 2, FALSE);
1769 } else if (self->max_horz) {
1770 self->max_horz = FALSE;
1771 client_maximize(self, TRUE, 1, FALSE);
1772 }
1773
1774 /* nothing to do for the other states:
1775 skip_taskbar
1776 skip_pager
1777 modal
1778 above
1779 below
1780 */
1781 }
1782
1783 void client_configure_full(ObClient *self, ObCorner anchor,
1784 int x, int y, int w, int h,
1785 gboolean user, gboolean final,
1786 gboolean force_reply)
1787 {
1788 gint oldw, oldh;
1789 gboolean send_resize_client;
1790 gboolean moved = FALSE, resized = FALSE;
1791 guint fdecor = self->frame->decorations;
1792 gboolean fhorz = self->frame->max_horz;
1793
1794 /* make the frame recalculate its dimentions n shit without changing
1795 anything visible for real, this way the constraints below can work with
1796 the updated frame dimensions. */
1797 frame_adjust_area(self->frame, TRUE, TRUE, TRUE);
1798
1799 /* gets the frame's position */
1800 frame_client_gravity(self->frame, &x, &y);
1801
1802 /* these positions are frame positions, not client positions */
1803
1804 /* set the size and position if fullscreen */
1805 if (self->fullscreen) {
1806 #ifdef VIDMODE
1807 int dot;
1808 XF86VidModeModeLine mode;
1809 #endif
1810 Rect *a;
1811 guint i;
1812
1813 i = client_monitor(self);
1814 a = screen_physical_area_monitor(i);
1815
1816 #ifdef VIDMODE
1817 if (i == 0 && /* primary head */
1818 extensions_vidmode &&
1819 XF86VidModeGetViewPort(ob_display, ob_screen, &x, &y) &&
1820 /* get the mode last so the mode.privsize isnt freed incorrectly */
1821 XF86VidModeGetModeLine(ob_display, ob_screen, &dot, &mode)) {
1822 x += a->x;
1823 y += a->y;
1824 w = mode.hdisplay;
1825 h = mode.vdisplay;
1826 if (mode.privsize) XFree(mode.private);
1827 } else
1828 #endif
1829 {
1830 x = a->x;
1831 y = a->y;
1832 w = a->width;
1833 h = a->height;
1834 }
1835
1836 user = FALSE; /* ignore that increment etc shit when in fullscreen */
1837 } else {
1838 Rect *a;
1839
1840 a = screen_area_monitor(self->desktop, client_monitor(self));
1841
1842 /* set the size and position if maximized */
1843 if (self->max_horz) {
1844 x = a->x;
1845 w = a->width - self->frame->size.left - self->frame->size.right;
1846 }
1847 if (self->max_vert) {
1848 y = a->y;
1849 h = a->height - self->frame->size.top - self->frame->size.bottom;
1850 }
1851 }
1852
1853 /* gets the client's position */
1854 frame_frame_gravity(self->frame, &x, &y);
1855
1856 /* these override the above states! if you cant move you can't move! */
1857 if (user) {
1858 if (!(self->functions & OB_CLIENT_FUNC_MOVE)) {
1859 x = self->area.x;
1860 y = self->area.y;
1861 }
1862 if (!(self->functions & OB_CLIENT_FUNC_RESIZE)) {
1863 w = self->area.width;
1864 h = self->area.height;
1865 }
1866 }
1867
1868 if (!(w == self->area.width && h == self->area.height)) {
1869 int basew, baseh, minw, minh;
1870
1871 /* base size is substituted with min size if not specified */
1872 if (self->base_size.width || self->base_size.height) {
1873 basew = self->base_size.width;
1874 baseh = self->base_size.height;
1875 } else {
1876 basew = self->min_size.width;
1877 baseh = self->min_size.height;
1878 }
1879 /* min size is substituted with base size if not specified */
1880 if (self->min_size.width || self->min_size.height) {
1881 minw = self->min_size.width;
1882 minh = self->min_size.height;
1883 } else {
1884 minw = self->base_size.width;
1885 minh = self->base_size.height;
1886 }
1887
1888 /* if this is a user-requested resize, then check against min/max
1889 sizes */
1890
1891 /* smaller than min size or bigger than max size? */
1892 if (w > self->max_size.width) w = self->max_size.width;
1893 if (w < minw) w = minw;
1894 if (h > self->max_size.height) h = self->max_size.height;
1895 if (h < minh) h = minh;
1896
1897 w -= basew;
1898 h -= baseh;
1899
1900 /* keep to the increments */
1901 w /= self->size_inc.width;
1902 h /= self->size_inc.height;
1903
1904 /* you cannot resize to nothing */
1905 if (basew + w < 1) w = 1 - basew;
1906 if (baseh + h < 1) h = 1 - baseh;
1907
1908 /* store the logical size */
1909 SIZE_SET(self->logical_size,
1910 self->size_inc.width > 1 ? w : w + basew,
1911 self->size_inc.height > 1 ? h : h + baseh);
1912
1913 w *= self->size_inc.width;
1914 h *= self->size_inc.height;
1915
1916 w += basew;
1917 h += baseh;
1918
1919 /* adjust the height to match the width for the aspect ratios.
1920 for this, min size is not substituted for base size ever. */
1921 w -= self->base_size.width;
1922 h -= self->base_size.height;
1923
1924 if (self->min_ratio)
1925 if (h * self->min_ratio > w) h = (int)(w / self->min_ratio);
1926 if (self->max_ratio)
1927 if (h * self->max_ratio < w) h = (int)(w / self->max_ratio);
1928
1929 w += self->base_size.width;
1930 h += self->base_size.height;
1931 }
1932
1933 switch (anchor) {
1934 case OB_CORNER_TOPLEFT:
1935 break;
1936 case OB_CORNER_TOPRIGHT:
1937 x -= w - self->area.width;
1938 break;
1939 case OB_CORNER_BOTTOMLEFT:
1940 y -= h - self->area.height;
1941 break;
1942 case OB_CORNER_BOTTOMRIGHT:
1943 x -= w - self->area.width;
1944 y -= h - self->area.height;
1945 break;
1946 }
1947
1948 moved = x != self->area.x || y != self->area.y;
1949 resized = w != self->area.width || h != self->area.height;
1950
1951 oldw = self->area.width;
1952 oldh = self->area.height;
1953 RECT_SET(self->area, x, y, w, h);
1954
1955 /* for app-requested resizes, always resize if 'resized' is true.
1956 for user-requested ones, only resize if final is true, or when
1957 resizing in redraw mode */
1958 send_resize_client = ((!user && resized) ||
1959 (user && (final ||
1960 (resized && config_redraw_resize))));
1961
1962 /* if the client is enlarging, the resize the client before the frame */
1963 if (send_resize_client && user && (w > oldw || h > oldh))
1964 XResizeWindow(ob_display, self->window, MAX(w, oldw), MAX(h, oldh));
1965
1966 /* move/resize the frame to match the request */
1967 if (self->frame) {
1968 if (self->decorations != fdecor || self->max_horz != fhorz)
1969 moved = resized = TRUE;
1970
1971 if (moved || resized)
1972 frame_adjust_area(self->frame, moved, resized, FALSE);
1973
1974 if (!resized && (force_reply || ((!user && moved) || (user && final))))
1975 {
1976 XEvent event;
1977 event.type = ConfigureNotify;
1978 event.xconfigure.display = ob_display;
1979 event.xconfigure.event = self->window;
1980 event.xconfigure.window = self->window;
1981
1982 /* root window real coords */
1983 event.xconfigure.x = self->frame->area.x + self->frame->size.left -
1984 self->border_width;
1985 event.xconfigure.y = self->frame->area.y + self->frame->size.top -
1986 self->border_width;
1987 event.xconfigure.width = w;
1988 event.xconfigure.height = h;
1989 event.xconfigure.border_width = 0;
1990 event.xconfigure.above = self->frame->plate;
1991 event.xconfigure.override_redirect = FALSE;
1992 XSendEvent(event.xconfigure.display, event.xconfigure.window,
1993 FALSE, StructureNotifyMask, &event);
1994 }
1995 }
1996
1997 /* if the client is shrinking, then resize the frame before the client */
1998 if (send_resize_client && (!user || (w <= oldw || h <= oldh)))
1999 XResizeWindow(ob_display, self->window, w, h);
2000
2001 XFlush(ob_display);
2002 }
2003
2004 void client_fullscreen(ObClient *self, gboolean fs, gboolean savearea)
2005 {
2006 int x, y, w, h;
2007
2008 if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) || /* can't */
2009 self->fullscreen == fs) return; /* already done */
2010
2011 self->fullscreen = fs;
2012 client_change_state(self); /* change the state hints on the client,
2013 and adjust out layer/stacking */
2014
2015 if (fs) {
2016 if (savearea)
2017 self->pre_fullscreen_area = self->area;
2018
2019 /* these are not actually used cuz client_configure will set them
2020 as appropriate when the window is fullscreened */
2021 x = y = w = h = 0;
2022 } else {
2023 Rect *a;
2024
2025 if (self->pre_fullscreen_area.width > 0 &&
2026 self->pre_fullscreen_area.height > 0)
2027 {
2028 x = self->pre_fullscreen_area.x;
2029 y = self->pre_fullscreen_area.y;
2030 w = self->pre_fullscreen_area.width;
2031 h = self->pre_fullscreen_area.height;
2032 RECT_SET(self->pre_fullscreen_area, 0, 0, 0, 0);
2033 } else {
2034 /* pick some fallbacks... */
2035 a = screen_area_monitor(self->desktop, 0);
2036 x = a->x + a->width / 4;
2037 y = a->y + a->height / 4;
2038 w = a->width / 2;
2039 h = a->height / 2;
2040 }
2041 }
2042
2043 client_setup_decor_and_functions(self);
2044
2045 client_move_resize(self, x, y, w, h);
2046
2047 /* try focus us when we go into fullscreen mode */
2048 client_focus(self);
2049 }
2050
2051 static void client_iconify_recursive(ObClient *self,
2052 gboolean iconic, gboolean curdesk)
2053 {
2054 GSList *it;
2055 gboolean changed = FALSE;
2056
2057
2058 if (self->iconic != iconic) {
2059 ob_debug("%sconifying window: 0x%lx\n", (iconic ? "I" : "Uni"),
2060 self->window);
2061
2062 self->iconic = iconic;
2063
2064 if (iconic) {
2065 if (self->functions & OB_CLIENT_FUNC_ICONIFY) {
2066 long old;
2067
2068 old = self->wmstate;
2069 self->wmstate = IconicState;
2070 if (old != self->wmstate)
2071 PROP_MSG(self->window, kde_wm_change_state,
2072 self->wmstate, 1, 0, 0);
2073
2074 self->ignore_unmaps++;
2075 /* we unmap the client itself so that we can get MapRequest
2076 events, and because the ICCCM tells us to! */
2077 XUnmapWindow(ob_display, self->window);
2078
2079 /* update the focus lists.. iconic windows go to the bottom of
2080 the list, put the new iconic window at the 'top of the
2081 bottom'. */
2082 focus_order_to_top(self);
2083
2084 changed = TRUE;
2085 }
2086 } else {
2087 long old;
2088
2089 if (curdesk)
2090 client_set_desktop(self, screen_desktop, FALSE);
2091
2092 old = self->wmstate;
2093 self->wmstate = self->shaded ? IconicState : NormalState;
2094 if (old != self->wmstate)
2095 PROP_MSG(self->window, kde_wm_change_state,
2096 self->wmstate, 1, 0, 0);
2097
2098 XMapWindow(ob_display, self->window);
2099
2100 /* this puts it after the current focused window */
2101 focus_order_remove(self);
2102 focus_order_add_new(self);
2103
2104 /* this is here cuz with the VIDMODE extension, the viewport can
2105 change while a fullscreen window is iconic, and when it
2106 uniconifies, it would be nice if it did so to the new position
2107 of the viewport */
2108 client_reconfigure(self);
2109
2110 changed = TRUE;
2111 }
2112 }
2113
2114 if (changed) {
2115 client_change_state(self);
2116 client_showhide(self);
2117 screen_update_areas();
2118 }
2119
2120 /* iconify all transients */
2121 for (it = self->transients; it != NULL; it = it->next)
2122 if (it->data != self) client_iconify_recursive(it->data,
2123 iconic, curdesk);
2124 }
2125
2126 void client_iconify(ObClient *self, gboolean iconic, gboolean curdesk)
2127 {
2128 /* move up the transient chain as far as possible first */
2129 self = client_search_top_transient(self);
2130
2131 client_iconify_recursive(client_search_top_transient(self),
2132 iconic, curdesk);
2133 }
2134
2135 void client_maximize(ObClient *self, gboolean max, int dir, gboolean savearea)
2136 {
2137 int x, y, w, h;
2138
2139 g_assert(dir == 0 || dir == 1 || dir == 2);
2140 if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE)) return; /* can't */
2141
2142 /* check if already done */
2143 if (max) {
2144 if (dir == 0 && self->max_horz && self->max_vert) return;
2145 if (dir == 1 && self->max_horz) return;
2146 if (dir == 2 && self->max_vert) return;
2147 } else {
2148 if (dir == 0 && !self->max_horz && !self->max_vert) return;
2149 if (dir == 1 && !self->max_horz) return;
2150 if (dir == 2 && !self->max_vert) return;
2151 }
2152
2153 /* we just tell it to configure in the same place and client_configure
2154 worries about filling the screen with the window */
2155 x = self->area.x;
2156 y = self->area.y;
2157 w = self->area.width;
2158 h = self->area.height;
2159
2160 if (max) {
2161 if (savearea)
2162 self->pre_max_area = self->area;
2163 } else {
2164 Rect *a;
2165
2166 a = screen_area_monitor(self->desktop, 0);
2167 if ((dir == 0 || dir == 1) && self->max_horz) { /* horz */
2168 if (self->pre_max_area.width > 0) {
2169 x = self->pre_max_area.x;
2170 w = self->pre_max_area.width;
2171
2172 RECT_SET(self->pre_max_area, 0, self->pre_max_area.y,
2173 0, self->pre_max_area.height);
2174 } else {
2175 /* pick some fallbacks... */
2176 x = a->x + a->width / 4;
2177 w = a->width / 2;
2178 }
2179 }
2180 if ((dir == 0 || dir == 2) && self->max_vert) { /* vert */
2181 if (self->pre_max_area.width > 0) {
2182 y = self->pre_max_area.y;
2183 h = self->pre_max_area.height;
2184
2185 RECT_SET(self->pre_max_area, self->pre_max_area.x, 0,
2186 self->pre_max_area.width, 0);
2187 } else {
2188 /* pick some fallbacks... */
2189 y = a->y + a->height / 4;
2190 h = a->height / 2;
2191 }
2192 }
2193 }
2194
2195 if (dir == 0 || dir == 1) /* horz */
2196 self->max_horz = max;
2197 if (dir == 0 || dir == 2) /* vert */
2198 self->max_vert = max;
2199
2200 client_change_state(self); /* change the state hints on the client */
2201
2202 client_setup_decor_and_functions(self);
2203
2204 client_move_resize(self, x, y, w, h);
2205 }
2206
2207 void client_shade(ObClient *self, gboolean shade)
2208 {
2209 if ((!(self->functions & OB_CLIENT_FUNC_SHADE) &&
2210 shade) || /* can't shade */
2211 self->shaded == shade) return; /* already done */
2212
2213 /* when we're iconic, don't change the wmstate */
2214 if (!self->iconic) {
2215 long old;
2216
2217 old = self->wmstate;
2218 self->wmstate = shade ? IconicState : NormalState;
2219 if (old != self->wmstate)
2220 PROP_MSG(self->window, kde_wm_change_state,
2221 self->wmstate, 1, 0, 0);
2222 }
2223
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 if (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
2585 void client_activate(ObClient *self, gboolean here)
2586 {
2587 if (client_normal(self) && screen_showing_desktop)
2588 screen_show_desktop(FALSE);
2589 if (self->iconic)
2590 client_iconify(self, FALSE, FALSE);
2591 if (self->desktop != DESKTOP_ALL &&
2592 self->desktop != screen_desktop) {
2593 if (here)
2594 client_set_desktop(self, screen_desktop, FALSE);
2595 else
2596 screen_set_desktop(self->desktop);
2597 } else if (!self->frame->visible)
2598 /* if its not visible for other reasons, then don't mess
2599 with it */
2600 return;
2601 if (self->shaded)
2602 client_shade(self, FALSE);
2603 client_focus(self);
2604 stacking_raise(CLIENT_AS_WINDOW(self));
2605 }
2606
2607 gboolean client_focused(ObClient *self)
2608 {
2609 return self == focus_client;
2610 }
2611
2612 ObClientIcon *client_icon(ObClient *self, int w, int h)
2613 {
2614 guint i;
2615 /* si is the smallest image >= req */
2616 /* li is the largest image < req */
2617 unsigned long size, smallest = 0xffffffff, largest = 0, si = 0, li = 0;
2618
2619 for (i = 0; i < self->nicons; ++i) {
2620 size = self->icons[i].width * self->icons[i].height;
2621 if (size < smallest && size >= (unsigned)(w * h)) {
2622 smallest = size;
2623 si = i;
2624 }
2625 if (size > largest && size <= (unsigned)(w * h)) {
2626 largest = size;
2627 li = i;
2628 }
2629 }
2630 if (largest == 0) /* didnt find one smaller than the requested size */
2631 return &self->icons[si];
2632 return &self->icons[li];
2633 }
2634
2635 /* this be mostly ripped from fvwm */
2636 ObClient *client_find_directional(ObClient *c, ObDirection dir)
2637 {
2638 int my_cx, my_cy, his_cx, his_cy;
2639 int offset = 0;
2640 int distance = 0;
2641 int score, best_score;
2642 ObClient *best_client, *cur;
2643 GList *it;
2644
2645 if(!client_list)
2646 return NULL;
2647
2648 /* first, find the centre coords of the currently focused window */
2649 my_cx = c->frame->area.x + c->frame->area.width / 2;
2650 my_cy = c->frame->area.y + c->frame->area.height / 2;
2651
2652 best_score = -1;
2653 best_client = NULL;
2654
2655 for(it = g_list_first(client_list); it; it = it->next) {
2656 cur = it->data;
2657
2658 /* the currently selected window isn't interesting */
2659 if(cur == c)
2660 continue;
2661 if (!client_normal(cur))
2662 continue;
2663 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2664 continue;
2665 if(cur->iconic)
2666 continue;
2667 if(client_focus_target(cur) == cur &&
2668 !(cur->can_focus || cur->focus_notify))
2669 continue;
2670
2671 /* find the centre coords of this window, from the
2672 * currently focused window's point of view */
2673 his_cx = (cur->frame->area.x - my_cx)
2674 + cur->frame->area.width / 2;
2675 his_cy = (cur->frame->area.y - my_cy)
2676 + cur->frame->area.height / 2;
2677
2678 if(dir == OB_DIRECTION_NORTHEAST || dir == OB_DIRECTION_SOUTHEAST ||
2679 dir == OB_DIRECTION_SOUTHWEST || dir == OB_DIRECTION_NORTHWEST) {
2680 int tx;
2681 /* Rotate the diagonals 45 degrees counterclockwise.
2682 * To do this, multiply the matrix /+h +h\ with the
2683 * vector (x y). \-h +h/
2684 * h = sqrt(0.5). We can set h := 1 since absolute
2685 * distance doesn't matter here. */
2686 tx = his_cx + his_cy;
2687 his_cy = -his_cx + his_cy;
2688 his_cx = tx;
2689 }
2690
2691 switch(dir) {
2692 case OB_DIRECTION_NORTH:
2693 case OB_DIRECTION_SOUTH:
2694 case OB_DIRECTION_NORTHEAST:
2695 case OB_DIRECTION_SOUTHWEST:
2696 offset = (his_cx < 0) ? -his_cx : his_cx;
2697 distance = ((dir == OB_DIRECTION_NORTH ||
2698 dir == OB_DIRECTION_NORTHEAST) ?
2699 -his_cy : his_cy);
2700 break;
2701 case OB_DIRECTION_EAST:
2702 case OB_DIRECTION_WEST:
2703 case OB_DIRECTION_SOUTHEAST:
2704 case OB_DIRECTION_NORTHWEST:
2705 offset = (his_cy < 0) ? -his_cy : his_cy;
2706 distance = ((dir == OB_DIRECTION_WEST ||
2707 dir == OB_DIRECTION_NORTHWEST) ?
2708 -his_cx : his_cx);
2709 break;
2710 }
2711
2712 /* the target must be in the requested direction */
2713 if(distance <= 0)
2714 continue;
2715
2716 /* Calculate score for this window. The smaller the better. */
2717 score = distance + offset;
2718
2719 /* windows more than 45 degrees off the direction are
2720 * heavily penalized and will only be chosen if nothing
2721 * else within a million pixels */
2722 if(offset > distance)
2723 score += 1000000;
2724
2725 if(best_score == -1 || score < best_score)
2726 best_client = cur,
2727 best_score = score;
2728 }
2729
2730 return best_client;
2731 }
2732
2733 void client_set_layer(ObClient *self, int layer)
2734 {
2735 if (layer < 0) {
2736 self->below = TRUE;
2737 self->above = FALSE;
2738 } else if (layer == 0) {
2739 self->below = self->above = FALSE;
2740 } else {
2741 self->below = FALSE;
2742 self->above = TRUE;
2743 }
2744 client_calc_layer(self);
2745 client_change_state(self); /* reflect this in the state hints */
2746 }
2747
2748 guint client_monitor(ObClient *self)
2749 {
2750 guint i;
2751
2752 for (i = 0; i < screen_num_monitors; ++i) {
2753 Rect *area = screen_physical_area_monitor(i);
2754 if (RECT_INTERSECTS_RECT(*area, self->frame->area))
2755 break;
2756 }
2757 if (i == screen_num_monitors) i = 0;
2758 g_assert(i < screen_num_monitors);
2759 return i;
2760 }
2761
2762 ObClient *client_search_top_transient(ObClient *self)
2763 {
2764 /* move up the transient chain as far as possible */
2765 if (self->transient_for) {
2766 if (self->transient_for != OB_TRAN_GROUP) {
2767 return client_search_top_transient(self->transient_for);
2768 } else {
2769 GSList *it;
2770
2771 for (it = self->group->members; it; it = it->next) {
2772 ObClient *c = it->data;
2773
2774 /* checking transient_for prevents infinate loops! */
2775 if (c != self && !c->transient_for)
2776 break;
2777 }
2778 if (it)
2779 return it->data;
2780 }
2781 }
2782
2783 return self;
2784 }
2785
2786 ObClient *client_search_transient(ObClient *self, ObClient *search)
2787 {
2788 GSList *sit;
2789
2790 for (sit = self->transients; sit; sit = g_slist_next(sit)) {
2791 if (sit->data == search)
2792 return search;
2793 if (client_search_transient(sit->data, search))
2794 return search;
2795 }
2796 return NULL;
2797 }
2798
2799 void client_update_sm_client_id(ObClient *self)
2800 {
2801 g_free(self->sm_client_id);
2802 self->sm_client_id = NULL;
2803
2804 if (!PROP_GETS(self->window, sm_client_id, locale, &self->sm_client_id) &&
2805 self->group)
2806 PROP_GETS(self->group->leader, sm_client_id, locale,
2807 &self->sm_client_id);
2808 }
2809
2810 /* finds the nearest edge in the given direction from the current client
2811 * note to self: the edge is the -frame- edge (the actual one), not the
2812 * client edge.
2813 */
2814 int client_directional_edge_search(ObClient *c, ObDirection dir)
2815 {
2816 int dest;
2817 int my_edge_start, my_edge_end, my_offset;
2818 GList *it;
2819 Rect *a;
2820
2821 if(!client_list)
2822 return -1;
2823
2824 a = screen_area(c->desktop);
2825
2826 switch(dir) {
2827 case OB_DIRECTION_NORTH:
2828 my_edge_start = c->frame->area.x;
2829 my_edge_end = c->frame->area.x + c->frame->area.width;
2830 my_offset = c->frame->area.y;
2831
2832 dest = a->y; /* default: top of screen */
2833
2834 for(it = g_list_first(client_list); it; it = it->next) {
2835 int his_edge_start, his_edge_end, his_offset;
2836 ObClient *cur = it->data;
2837
2838 if(cur == c)
2839 continue;
2840 if(!client_normal(cur))
2841 continue;
2842 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2843 continue;
2844 if(cur->iconic)
2845 continue;
2846
2847 his_edge_start = cur->frame->area.x;
2848 his_edge_end = cur->frame->area.x + cur->frame->area.width;
2849 his_offset = cur->frame->area.y + cur->frame->area.height;
2850
2851 if(his_offset + 1 > my_offset)
2852 continue;
2853
2854 if(his_offset < dest)
2855 continue;
2856
2857 if(his_edge_start >= my_edge_start &&
2858 his_edge_start <= my_edge_end)
2859 dest = his_offset;
2860
2861 if(my_edge_start >= his_edge_start &&
2862 my_edge_start <= his_edge_end)
2863 dest = his_offset;
2864
2865 }
2866 break;
2867 case OB_DIRECTION_SOUTH:
2868 my_edge_start = c->frame->area.x;
2869 my_edge_end = c->frame->area.x + c->frame->area.width;
2870 my_offset = c->frame->area.y + c->frame->area.height;
2871
2872 dest = a->y + a->height; /* default: bottom of screen */
2873
2874 for(it = g_list_first(client_list); it; it = it->next) {
2875 int his_edge_start, his_edge_end, his_offset;
2876 ObClient *cur = it->data;
2877
2878 if(cur == c)
2879 continue;
2880 if(!client_normal(cur))
2881 continue;
2882 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2883 continue;
2884 if(cur->iconic)
2885 continue;
2886
2887 his_edge_start = cur->frame->area.x;
2888 his_edge_end = cur->frame->area.x + cur->frame->area.width;
2889 his_offset = cur->frame->area.y;
2890
2891
2892 if(his_offset - 1 < my_offset)
2893 continue;
2894
2895 if(his_offset > dest)
2896 continue;
2897
2898 if(his_edge_start >= my_edge_start &&
2899 his_edge_start <= my_edge_end)
2900 dest = his_offset;
2901
2902 if(my_edge_start >= his_edge_start &&
2903 my_edge_start <= his_edge_end)
2904 dest = his_offset;
2905
2906 }
2907 break;
2908 case OB_DIRECTION_WEST:
2909 my_edge_start = c->frame->area.y;
2910 my_edge_end = c->frame->area.y + c->frame->area.height;
2911 my_offset = c->frame->area.x;
2912
2913 dest = a->x; /* default: leftmost egde of screen */
2914
2915 for(it = g_list_first(client_list); it; it = it->next) {
2916 int his_edge_start, his_edge_end, his_offset;
2917 ObClient *cur = it->data;
2918
2919 if(cur == c)
2920 continue;
2921 if(!client_normal(cur))
2922 continue;
2923 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2924 continue;
2925 if(cur->iconic)
2926 continue;
2927
2928 his_edge_start = cur->frame->area.y;
2929 his_edge_end = cur->frame->area.y + cur->frame->area.height;
2930 his_offset = cur->frame->area.x + cur->frame->area.width;
2931
2932 if(his_offset + 1 > my_offset)
2933 continue;
2934
2935 if(his_offset < dest)
2936 continue;
2937
2938 if(his_edge_start >= my_edge_start &&
2939 his_edge_start <= my_edge_end)
2940 dest = his_offset;
2941
2942 if(my_edge_start >= his_edge_start &&
2943 my_edge_start <= his_edge_end)
2944 dest = his_offset;
2945
2946
2947 }
2948 break;
2949 case OB_DIRECTION_EAST:
2950 my_edge_start = c->frame->area.y;
2951 my_edge_end = c->frame->area.y + c->frame->area.height;
2952 my_offset = c->frame->area.x + c->frame->area.width;
2953
2954 dest = a->x + a->width; /* default: rightmost edge of screen */
2955
2956 for(it = g_list_first(client_list); it; it = it->next) {
2957 int his_edge_start, his_edge_end, his_offset;
2958 ObClient *cur = it->data;
2959
2960 if(cur == c)
2961 continue;
2962 if(!client_normal(cur))
2963 continue;
2964 if(c->desktop != cur->desktop && cur->desktop != DESKTOP_ALL)
2965 continue;
2966 if(cur->iconic)
2967 continue;
2968
2969 his_edge_start = cur->frame->area.y;
2970 his_edge_end = cur->frame->area.y + cur->frame->area.height;
2971 his_offset = cur->frame->area.x;
2972
2973 if(his_offset - 1 < my_offset)
2974 continue;
2975
2976 if(his_offset > dest)
2977 continue;
2978
2979 if(his_edge_start >= my_edge_start &&
2980 his_edge_start <= my_edge_end)
2981 dest = his_offset;
2982
2983 if(my_edge_start >= his_edge_start &&
2984 my_edge_start <= his_edge_end)
2985 dest = his_offset;
2986
2987 }
2988 break;
2989 case OB_DIRECTION_NORTHEAST:
2990 case OB_DIRECTION_SOUTHEAST:
2991 case OB_DIRECTION_NORTHWEST:
2992 case OB_DIRECTION_SOUTHWEST:
2993 /* not implemented */
2994 default:
2995 g_assert_not_reached();
2996 }
2997 return dest;
2998 }
2999
3000 ObClient* client_under_pointer()
3001 {
3002 int x, y;
3003 GList *it;
3004 ObClient *ret = NULL;
3005
3006 if (screen_pointer_pos(&x, &y)) {
3007 for (it = stacking_list; it != NULL; it = it->next) {
3008 if (WINDOW_IS_CLIENT(it->data)) {
3009 ObClient *c = WINDOW_AS_CLIENT(it->data);
3010 if (c->desktop == screen_desktop &&
3011 RECT_CONTAINS(c->frame->area, x, y)) {
3012 ret = c;
3013 break;
3014 }
3015 }
3016 }
3017 }
3018 return ret;
3019 }
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