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[chaz/openbox] / openbox / client.c
1 #include "client.h"
2 #include "screen.h"
3 #include "prop.h"
4 #include "extensions.h"
5 #include "config.h"
6 #include "frame.h"
7 #include "engine.h"
8 #include "event.h"
9 #include "grab.h"
10 #include "focus.h"
11 #include "stacking.h"
12 #include "dispatch.h"
13
14 #include <glib.h>
15 #include <X11/Xutil.h>
16
17 /*! The event mask to grab on client windows */
18 #define CLIENT_EVENTMASK (PropertyChangeMask | FocusChangeMask | \
19 StructureNotifyMask)
20
21 #define CLIENT_NOPROPAGATEMASK (ButtonPressMask | ButtonReleaseMask | \
22 ButtonMotionMask)
23
24 GSList *client_list = NULL;
25 GHashTable *client_map = NULL;
26
27 static Window *client_startup_stack_order = NULL;
28 static gulong client_startup_stack_size = 0;
29
30 static void client_get_all(Client *self);
31 static void client_toggle_border(Client *self, gboolean show);
32 static void client_get_area(Client *self);
33 static void client_get_desktop(Client *self);
34 static void client_get_state(Client *self);
35 static void client_get_shaped(Client *self);
36 static void client_get_mwm_hints(Client *self);
37 static void client_get_gravity(Client *self);
38 static void client_showhide(Client *self);
39 static void client_change_allowed_actions(Client *self);
40 static void client_change_state(Client *self);
41 static Client *search_focus_tree(Client *node, Client *skip);
42 static void client_apply_startup_state(Client *self);
43 static Client *search_modal_tree(Client *node, Client *skip);
44
45 static guint map_hash(Window *w) { return *w; }
46 static gboolean map_key_comp(Window *w1, Window *w2) { return *w1 == *w2; }
47
48 void client_startup()
49 {
50 client_map = g_hash_table_new((GHashFunc)map_hash,
51 (GEqualFunc)map_key_comp);
52
53 /* save the stacking order on startup! */
54 PROP_GET32U(ob_root, net_client_list_stacking, window,
55 client_startup_stack_order, client_startup_stack_size);
56
57 client_set_list();
58 }
59
60 void client_shutdown()
61 {
62 g_hash_table_destroy(client_map);
63 }
64
65 void client_set_list()
66 {
67 Window *windows, *win_it;
68 GSList *it;
69 guint size = g_slist_length(client_list);
70
71 /* create an array of the window ids */
72 if (size > 0) {
73 windows = g_new(Window, size);
74 win_it = windows;
75 for (it = client_list; it != NULL; it = it->next, ++win_it)
76 *win_it = ((Client*)it->data)->window;
77 } else
78 windows = NULL;
79
80 PROP_SET32A(ob_root, net_client_list, window, windows, size);
81
82 if (windows)
83 g_free(windows);
84
85 stacking_set_list();
86 }
87
88 void client_manage_all()
89 {
90 ConfigValue focus_new;
91 unsigned int i, j, nchild;
92 Window w, *children;
93 XWMHints *wmhints;
94 XWindowAttributes attrib;
95
96 XQueryTree(ob_display, ob_root, &w, &w, &children, &nchild);
97
98 /* remove all icon windows from the list */
99 for (i = 0; i < nchild; i++) {
100 if (children[i] == None) continue;
101 wmhints = XGetWMHints(ob_display, children[i]);
102 if (wmhints) {
103 if ((wmhints->flags & IconWindowHint) &&
104 (wmhints->icon_window != children[i]))
105 for (j = 0; j < nchild; j++)
106 if (children[j] == wmhints->icon_window) {
107 children[j] = None;
108 break;
109 }
110 XFree(wmhints);
111 }
112 }
113
114 for (i = 0; i < nchild; ++i) {
115 if (children[i] == None)
116 continue;
117 if (XGetWindowAttributes(ob_display, children[i], &attrib)) {
118 if (attrib.override_redirect) continue;
119
120 if (attrib.map_state != IsUnmapped)
121 client_manage(children[i]);
122 }
123 }
124 XFree(children);
125
126 /* stack them as they were on startup!
127 why with stacking_lower? Why, because then windows who aren't in the
128 stacking list are on the top where you can see them instead of buried
129 at the bottom! */
130 for (i = client_startup_stack_size; i > 0; --i) {
131 Client *c;
132
133 w = client_startup_stack_order[i-1];
134 c = g_hash_table_lookup(client_map, &w);
135 if (c) stacking_lower(c);
136 }
137 g_free(client_startup_stack_order);
138 client_startup_stack_order = NULL;
139 client_startup_stack_size = 0;
140
141 if (!config_get("focusNew", Config_Bool, &focus_new))
142 g_assert_not_reached();
143 if (focus_new.bool)
144 focus_fallback(FALSE);
145 }
146
147 void client_manage(Window window)
148 {
149 Client *client;
150 XEvent e;
151 XWindowAttributes attrib;
152 XSetWindowAttributes attrib_set;
153 /* XWMHints *wmhint; */
154 guint i;
155 ConfigValue focus_new;
156
157 grab_server(TRUE);
158
159 /* check if it has already been unmapped by the time we started mapping
160 the grab does a sync so we don't have to here */
161 if (XCheckTypedWindowEvent(ob_display, window, DestroyNotify, &e) ||
162 XCheckTypedWindowEvent(ob_display, window, UnmapNotify, &e)) {
163 XPutBackEvent(ob_display, &e);
164
165 grab_server(FALSE);
166 return; /* don't manage it */
167 }
168
169 /* make sure it isn't an override-redirect window */
170 if (!XGetWindowAttributes(ob_display, window, &attrib) ||
171 attrib.override_redirect) {
172 grab_server(FALSE);
173 return; /* don't manage it */
174 }
175
176 /* /\* is the window a docking app *\/
177 if ((wmhint = XGetWMHints(ob_display, window))) {
178 if ((wmhint->flags & StateHint) &&
179 wmhint->initial_state == WithdrawnState) {
180 /\* XXX: make dock apps work! *\/
181 grab_server(FALSE);
182 XFree(wmhint);
183 return;
184 }
185 XFree(wmhint);
186 }
187 */
188
189 /* choose the events we want to receive on the CLIENT window */
190 attrib_set.event_mask = CLIENT_EVENTMASK;
191 attrib_set.do_not_propagate_mask = CLIENT_NOPROPAGATEMASK;
192 XChangeWindowAttributes(ob_display, window,
193 CWEventMask|CWDontPropagate, &attrib_set);
194
195
196 /* create the Client struct, and populate it from the hints on the
197 window */
198 client = g_new(Client, 1);
199 client->window = window;
200 client_get_all(client);
201
202 /* remove the client's border (and adjust re gravity) */
203 client_toggle_border(client, FALSE);
204
205 /* specify that if we exit, the window should not be destroyed and should
206 be reparented back to root automatically */
207 XChangeSaveSet(ob_display, window, SetModeInsert);
208
209 /* create the decoration frame for the client window */
210 client->frame = engine_frame_new();
211
212 engine_frame_grab_client(client->frame, client);
213
214 client_apply_startup_state(client);
215
216 grab_server(FALSE);
217
218 client_list = g_slist_append(client_list, client);
219 stacking_list = g_list_append(stacking_list, client);
220 g_assert(!g_hash_table_lookup(client_map, &client->window));
221 g_hash_table_insert(client_map, &client->window, client);
222
223 /* update the focus lists */
224 if (client->desktop == DESKTOP_ALL) {
225 for (i = 0; i < screen_num_desktops; ++i)
226 focus_order[i] = g_list_append(focus_order[i], client);
227 } else {
228 i = client->desktop;
229 focus_order[i] = g_list_append(focus_order[i], client);
230 }
231
232 stacking_raise(client);
233
234 screen_update_struts();
235
236 dispatch_client(Event_Client_New, client, 0, 0);
237
238 client_showhide(client);
239
240 dispatch_client(Event_Client_Mapped, client, 0, 0);
241
242 if (!config_get("focusNew", Config_Bool, &focus_new))
243 g_assert_not_reached();
244 if (ob_state != State_Starting && focus_new.bool)
245 client_focus(client);
246
247 /* update the list hints */
248 client_set_list();
249
250 /* g_message("Managed window 0x%lx", window);*/
251 }
252
253 void client_unmanage_all()
254 {
255 while (client_list != NULL)
256 client_unmanage(client_list->data);
257 }
258
259 void client_unmanage(Client *client)
260 {
261 guint i;
262 int j;
263 GSList *it;
264
265 /* g_message("Unmanaging window: %lx", client->window);*/
266
267 dispatch_client(Event_Client_Destroy, client, 0, 0);
268 g_assert(client != NULL);
269
270 /* remove the window from our save set */
271 XChangeSaveSet(ob_display, client->window, SetModeDelete);
272
273 /* we dont want events no more */
274 XSelectInput(ob_display, client->window, NoEventMask);
275
276 engine_frame_hide(client->frame);
277
278 client_list = g_slist_remove(client_list, client);
279 stacking_list = g_list_remove(stacking_list, client);
280 g_hash_table_remove(client_map, &client->window);
281
282 /* update the focus lists */
283 if (client->desktop == DESKTOP_ALL) {
284 for (i = 0; i < screen_num_desktops; ++i)
285 focus_order[i] = g_list_remove(focus_order[i], client);
286 } else {
287 i = client->desktop;
288 focus_order[i] = g_list_remove(focus_order[i], client);
289 }
290
291 /* once the client is out of the list, update the struts to remove it's
292 influence */
293 screen_update_struts();
294
295 /* tell our parent that we're gone */
296 if (client->transient_for != NULL)
297 client->transient_for->transients =
298 g_slist_remove(client->transient_for->transients, client);
299
300 /* tell our transients that we're gone */
301 for (it = client->transients; it != NULL; it = it->next) {
302 ((Client*)it->data)->transient_for = NULL;
303 client_calc_layer(it->data);
304 }
305
306 /* dispatch the unmapped event */
307 dispatch_client(Event_Client_Unmapped, client, 0, 0);
308 g_assert(client != NULL);
309
310 /* give the client its border back */
311 client_toggle_border(client, TRUE);
312
313 /* reparent the window out of the frame, and free the frame */
314 engine_frame_release_client(client->frame, client);
315 client->frame = NULL;
316
317 if (ob_state != State_Exiting) {
318 /* these values should not be persisted across a window
319 unmapping/mapping */
320 prop_erase(client->window, prop_atoms.net_wm_desktop);
321 prop_erase(client->window, prop_atoms.net_wm_state);
322 } else {
323 /* if we're left in an iconic state, the client wont be mapped. this is
324 bad, since we will no longer be managing the window on restart */
325 if (client->iconic)
326 XMapWindow(ob_display, client->window);
327 }
328
329 /* free all data allocated in the client struct */
330 g_slist_free(client->transients);
331 for (j = 0; j < client->nicons; ++j)
332 g_free(client->icons[j].data);
333 if (client->nicons > 0)
334 g_free(client->icons);
335 g_free(client->title);
336 g_free(client->icon_title);
337 g_free(client->name);
338 g_free(client->class);
339 g_free(client->role);
340 g_free(client);
341
342 /* update the list hints */
343 client_set_list();
344 }
345
346 static void client_toggle_border(Client *self, gboolean show)
347 {
348 /* adjust our idea of where the client is, based on its border. When the
349 border is removed, the client should now be considered to be in a
350 different position.
351 when re-adding the border to the client, the same operation needs to be
352 reversed. */
353 int oldx = self->area.x, oldy = self->area.y;
354 int x = oldx, y = oldy;
355 switch(self->gravity) {
356 default:
357 case NorthWestGravity:
358 case WestGravity:
359 case SouthWestGravity:
360 break;
361 case NorthEastGravity:
362 case EastGravity:
363 case SouthEastGravity:
364 if (show) x -= self->border_width * 2;
365 else x += self->border_width * 2;
366 break;
367 case NorthGravity:
368 case SouthGravity:
369 case CenterGravity:
370 case ForgetGravity:
371 case StaticGravity:
372 if (show) x -= self->border_width;
373 else x += self->border_width;
374 break;
375 }
376 switch(self->gravity) {
377 default:
378 case NorthWestGravity:
379 case NorthGravity:
380 case NorthEastGravity:
381 break;
382 case SouthWestGravity:
383 case SouthGravity:
384 case SouthEastGravity:
385 if (show) y -= self->border_width * 2;
386 else y += self->border_width * 2;
387 break;
388 case WestGravity:
389 case EastGravity:
390 case CenterGravity:
391 case ForgetGravity:
392 case StaticGravity:
393 if (show) y -= self->border_width;
394 else y += self->border_width;
395 break;
396 }
397 self->area.x = x;
398 self->area.y = y;
399
400 if (show) {
401 XSetWindowBorderWidth(ob_display, self->window, self->border_width);
402
403 /* move the client so it is back it the right spot _with_ its
404 border! */
405 if (x != oldx || y != oldy)
406 XMoveWindow(ob_display, self->window, x, y);
407 } else
408 XSetWindowBorderWidth(ob_display, self->window, 0);
409 }
410
411
412 static void client_get_all(Client *self)
413 {
414 /* update EVERYTHING!! */
415
416 self->ignore_unmaps = 0;
417
418 /* defaults */
419 self->frame = NULL;
420 self->title = self->icon_title = NULL;
421 self->name = self->class = self->role = NULL;
422 self->wmstate = NormalState;
423 self->transient = FALSE;
424 self->transients = NULL;
425 self->transient_for = NULL;
426 self->layer = -1;
427 self->urgent = FALSE;
428 self->positioned = FALSE;
429 self->disabled_decorations = 0;
430 self->group = None;
431 self->nicons = 0;
432
433 client_get_area(self);
434 client_get_desktop(self);
435 client_get_state(self);
436 client_get_shaped(self);
437
438 client_update_transient_for(self);
439 client_get_mwm_hints(self);
440 client_get_type(self);/* this can change the mwmhints for special cases */
441
442 client_update_protocols(self);
443
444 client_get_gravity(self); /* get the attribute gravity */
445 client_update_normal_hints(self); /* this may override the attribute
446 gravity */
447
448 /* got the type, the mwmhints, the protocols, and the normal hints
449 (min/max sizes), so we're ready to set up the decorations/functions */
450 client_setup_decor_and_functions(self);
451
452 client_update_wmhints(self);
453 client_update_title(self);
454 client_update_icon_title(self);
455 client_update_class(self);
456 client_update_strut(self);
457 client_update_icons(self);
458 client_update_kwm_icon(self);
459
460 /* this makes sure that these windows appear on all desktops */
461 if (self->type == Type_Desktop)
462 self->desktop = DESKTOP_ALL;
463
464 /* set the desktop hint, to make sure that it always exists, and to
465 reflect any changes we've made here */
466 PROP_SET32(self->window, net_wm_desktop, cardinal, self->desktop);
467
468 client_change_state(self);
469 }
470
471 static void client_get_area(Client *self)
472 {
473 XWindowAttributes wattrib;
474 Status ret;
475
476 ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
477 g_assert(ret != BadWindow);
478
479 RECT_SET(self->area, wattrib.x, wattrib.y, wattrib.width, wattrib.height);
480 self->border_width = wattrib.border_width;
481 }
482
483 static void client_get_desktop(Client *self)
484 {
485 unsigned int d;
486
487 if (PROP_GET32(self->window, net_wm_desktop, cardinal, d)) {
488 if (d >= screen_num_desktops && d != DESKTOP_ALL)
489 d = screen_num_desktops - 1;
490 self->desktop = d;
491 } else {
492 /* defaults to the current desktop */
493 self->desktop = screen_desktop;
494 }
495 }
496
497 static void client_get_state(Client *self)
498 {
499 gulong *state;
500 gulong num;
501
502 self->modal = self->shaded = self->max_horz = self->max_vert =
503 self->fullscreen = self->above = self->below = self->iconic =
504 self->skip_taskbar = self->skip_pager = FALSE;
505
506 if (PROP_GET32U(self->window, net_wm_state, atom, state, num)) {
507 gulong i;
508 for (i = 0; i < num; ++i) {
509 if (state[i] == prop_atoms.net_wm_state_modal)
510 self->modal = TRUE;
511 else if (state[i] == prop_atoms.net_wm_state_shaded)
512 self->shaded = TRUE;
513 else if (state[i] == prop_atoms.net_wm_state_hidden)
514 self->iconic = TRUE;
515 else if (state[i] == prop_atoms.net_wm_state_skip_taskbar)
516 self->skip_taskbar = TRUE;
517 else if (state[i] == prop_atoms.net_wm_state_skip_pager)
518 self->skip_pager = TRUE;
519 else if (state[i] == prop_atoms.net_wm_state_fullscreen)
520 self->fullscreen = TRUE;
521 else if (state[i] == prop_atoms.net_wm_state_maximized_vert)
522 self->max_vert = TRUE;
523 else if (state[i] == prop_atoms.net_wm_state_maximized_horz)
524 self->max_horz = TRUE;
525 else if (state[i] == prop_atoms.net_wm_state_above)
526 self->above = TRUE;
527 else if (state[i] == prop_atoms.net_wm_state_below)
528 self->below = TRUE;
529 }
530
531 g_free(state);
532 }
533 }
534
535 static void client_get_shaped(Client *self)
536 {
537 self->shaped = FALSE;
538 #ifdef SHAPE
539 if (extensions_shape) {
540 int foo;
541 guint ufoo;
542 int s;
543
544 XShapeSelectInput(ob_display, self->window, ShapeNotifyMask);
545
546 XShapeQueryExtents(ob_display, self->window, &s, &foo,
547 &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo,
548 &ufoo);
549 self->shaped = (s != 0);
550 }
551 #endif
552 }
553
554 void client_update_transient_for(Client *self)
555 {
556 Window t = None;
557 Client *c = NULL;
558
559 if (XGetTransientForHint(ob_display, self->window, &t) &&
560 t != self->window) { /* cant be transient to itself! */
561 self->transient = TRUE;
562 c = g_hash_table_lookup(client_map, &t);
563 g_assert(c != self);/* if this happens then we need to check for it*/
564
565 if (!c /*XXX: && _group*/) {
566 /* not transient to a client, see if it is transient for a
567 group */
568 if (/*t == _group->leader() || */
569 t == None ||
570 t == ob_root) {
571 /* window is a transient for its group! */
572 /* XXX: for now this is treated as non-transient.
573 this needs to be fixed! */
574 }
575 }
576 } else
577 self->transient = FALSE;
578
579 /* if anything has changed... */
580 if (c != self->transient_for) {
581 if (self->transient_for)
582 /* remove from old parent */
583 self->transient_for->transients =
584 g_slist_remove(self->transient_for->transients, self);
585 self->transient_for = c;
586 if (self->transient_for)
587 /* add to new parent */
588 self->transient_for->transients =
589 g_slist_append(self->transient_for->transients, self);
590 }
591 }
592
593 static void client_get_mwm_hints(Client *self)
594 {
595 unsigned long num;
596 unsigned long *hints;
597
598 self->mwmhints.flags = 0; /* default to none */
599
600 if (PROP_GET32U(self->window, motif_wm_hints, motif_wm_hints, hints, num)) {
601 if (num >= MWM_ELEMENTS) {
602 self->mwmhints.flags = hints[0];
603 self->mwmhints.functions = hints[1];
604 self->mwmhints.decorations = hints[2];
605 }
606 g_free(hints);
607 }
608 }
609
610 void client_get_type(Client *self)
611 {
612 gulong *val, num, i;
613
614 self->type = -1;
615
616 if (PROP_GET32U(self->window, net_wm_window_type, atom, val, num)) {
617 /* use the first value that we know about in the array */
618 for (i = 0; i < num; ++i) {
619 if (val[i] == prop_atoms.net_wm_window_type_desktop)
620 self->type = Type_Desktop;
621 else if (val[i] == prop_atoms.net_wm_window_type_dock)
622 self->type = Type_Dock;
623 else if (val[i] == prop_atoms.net_wm_window_type_toolbar)
624 self->type = Type_Toolbar;
625 else if (val[i] == prop_atoms.net_wm_window_type_menu)
626 self->type = Type_Menu;
627 else if (val[i] == prop_atoms.net_wm_window_type_utility)
628 self->type = Type_Utility;
629 else if (val[i] == prop_atoms.net_wm_window_type_splash)
630 self->type = Type_Splash;
631 else if (val[i] == prop_atoms.net_wm_window_type_dialog)
632 self->type = Type_Dialog;
633 else if (val[i] == prop_atoms.net_wm_window_type_normal)
634 self->type = Type_Normal;
635 else if (val[i] == prop_atoms.kde_net_wm_window_type_override) {
636 /* prevent this window from getting any decor or
637 functionality */
638 self->mwmhints.flags &= (MwmFlag_Functions |
639 MwmFlag_Decorations);
640 self->mwmhints.decorations = 0;
641 self->mwmhints.functions = 0;
642 }
643 if (self->type != (WindowType) -1)
644 break; /* grab the first legit type */
645 }
646 g_free(val);
647 }
648
649 if (self->type == (WindowType) -1) {
650 /*the window type hint was not set, which means we either classify
651 ourself as a normal window or a dialog, depending on if we are a
652 transient. */
653 if (self->transient)
654 self->type = Type_Dialog;
655 else
656 self->type = Type_Normal;
657 }
658 }
659
660 void client_update_protocols(Client *self)
661 {
662 Atom *proto;
663 gulong num_return, i;
664
665 self->focus_notify = FALSE;
666 self->delete_window = FALSE;
667
668 if (PROP_GET32U(self->window, wm_protocols, atom, proto, num_return)) {
669 for (i = 0; i < num_return; ++i) {
670 if (proto[i] == prop_atoms.wm_delete_window) {
671 /* this means we can request the window to close */
672 self->delete_window = TRUE;
673 } else if (proto[i] == prop_atoms.wm_take_focus)
674 /* if this protocol is requested, then the window will be
675 notified whenever we want it to receive focus */
676 self->focus_notify = TRUE;
677 }
678 g_free(proto);
679 }
680 }
681
682 static void client_get_gravity(Client *self)
683 {
684 XWindowAttributes wattrib;
685 Status ret;
686
687 ret = XGetWindowAttributes(ob_display, self->window, &wattrib);
688 g_assert(ret != BadWindow);
689 self->gravity = wattrib.win_gravity;
690 }
691
692 void client_update_normal_hints(Client *self)
693 {
694 XSizeHints size;
695 long ret;
696 int oldgravity = self->gravity;
697
698 /* defaults */
699 self->min_ratio = 0.0f;
700 self->max_ratio = 0.0f;
701 SIZE_SET(self->size_inc, 1, 1);
702 SIZE_SET(self->base_size, 0, 0);
703 SIZE_SET(self->min_size, 0, 0);
704 SIZE_SET(self->max_size, G_MAXINT, G_MAXINT);
705
706 /* get the hints from the window */
707 if (XGetWMNormalHints(ob_display, self->window, &size, &ret)) {
708 self->positioned = !!(size.flags & (PPosition|USPosition));
709
710 if (size.flags & PWinGravity) {
711 self->gravity = size.win_gravity;
712
713 /* if the client has a frame, i.e. has already been mapped and
714 is changing its gravity */
715 if (self->frame && self->gravity != oldgravity) {
716 /* move our idea of the client's position based on its new
717 gravity */
718 self->area.x = self->frame->area.x;
719 self->area.y = self->frame->area.y;
720 frame_frame_gravity(self->frame, &self->area.x, &self->area.y);
721 }
722 }
723
724 if (size.flags & PAspect) {
725 if (size.min_aspect.y)
726 self->min_ratio = (float)size.min_aspect.x / size.min_aspect.y;
727 if (size.max_aspect.y)
728 self->max_ratio = (float)size.max_aspect.x / size.max_aspect.y;
729 }
730
731 if (size.flags & PMinSize)
732 SIZE_SET(self->min_size, size.min_width, size.min_height);
733
734 if (size.flags & PMaxSize)
735 SIZE_SET(self->max_size, size.max_width, size.max_height);
736
737 if (size.flags & PBaseSize)
738 SIZE_SET(self->base_size, size.base_width, size.base_height);
739
740 if (size.flags & PResizeInc)
741 SIZE_SET(self->size_inc, size.width_inc, size.height_inc);
742 }
743 }
744
745 void client_setup_decor_and_functions(Client *self)
746 {
747 /* start with everything (cept fullscreen) */
748 self->decorations = Decor_Titlebar | Decor_Handle | Decor_Border |
749 Decor_Icon | Decor_AllDesktops | Decor_Iconify | Decor_Maximize |
750 Decor_Shade;
751 self->functions = Func_Resize | Func_Move | Func_Iconify | Func_Maximize |
752 Func_Shade;
753 if (self->delete_window) {
754 self->decorations |= Decor_Close;
755 self->functions |= Func_Close;
756 }
757
758 if (!(self->min_size.width < self->max_size.width ||
759 self->min_size.height < self->max_size.height)) {
760 self->decorations &= ~(Decor_Maximize | Decor_Handle);
761 self->functions &= ~(Func_Resize | Func_Maximize);
762 }
763
764 switch (self->type) {
765 case Type_Normal:
766 /* normal windows retain all of the possible decorations and
767 functionality, and are the only windows that you can fullscreen */
768 self->functions |= Func_Fullscreen;
769 break;
770
771 case Type_Dialog:
772 /* dialogs cannot be maximized */
773 self->decorations &= ~Decor_Maximize;
774 self->functions &= ~Func_Maximize;
775 break;
776
777 case Type_Menu:
778 case Type_Toolbar:
779 case Type_Utility:
780 /* these windows get less functionality */
781 self->decorations &= ~(Decor_Iconify | Decor_Handle);
782 self->functions &= ~(Func_Iconify | Func_Resize);
783 break;
784
785 case Type_Desktop:
786 case Type_Dock:
787 case Type_Splash:
788 /* none of these windows are manipulated by the window manager */
789 self->decorations = 0;
790 self->functions = 0;
791 break;
792 }
793
794 /* Mwm Hints are applied subtractively to what has already been chosen for
795 decor and functionality */
796 if (self->mwmhints.flags & MwmFlag_Decorations) {
797 if (! (self->mwmhints.decorations & MwmDecor_All)) {
798 if (! (self->mwmhints.decorations & MwmDecor_Border))
799 self->decorations &= ~Decor_Border;
800 if (! (self->mwmhints.decorations & MwmDecor_Handle))
801 self->decorations &= ~Decor_Handle;
802 if (! (self->mwmhints.decorations & MwmDecor_Title))
803 self->decorations &= ~Decor_Titlebar;
804 if (! (self->mwmhints.decorations & MwmDecor_Iconify))
805 self->decorations &= ~Decor_Iconify;
806 if (! (self->mwmhints.decorations & MwmDecor_Maximize))
807 self->decorations &= ~Decor_Maximize;
808 }
809 }
810
811 if (self->mwmhints.flags & MwmFlag_Functions) {
812 if (! (self->mwmhints.functions & MwmFunc_All)) {
813 if (! (self->mwmhints.functions & MwmFunc_Resize))
814 self->functions &= ~Func_Resize;
815 if (! (self->mwmhints.functions & MwmFunc_Move))
816 self->functions &= ~Func_Move;
817 if (! (self->mwmhints.functions & MwmFunc_Iconify))
818 self->functions &= ~Func_Iconify;
819 if (! (self->mwmhints.functions & MwmFunc_Maximize))
820 self->functions &= ~Func_Maximize;
821 /* dont let mwm hints kill the close button
822 if (! (self->mwmhints.functions & MwmFunc_Close))
823 self->functions &= ~Func_Close; */
824 }
825 }
826
827 /* can't maximize without moving/resizing */
828 if (!((self->functions & Func_Move) && (self->functions & Func_Resize)))
829 self->functions &= ~(Func_Maximize | Func_Fullscreen);
830
831 /* finally, user specified disabled decorations are applied to subtract
832 decorations */
833 if (self->disabled_decorations & Decor_Titlebar)
834 self->decorations &= ~Decor_Titlebar;
835 if (self->disabled_decorations & Decor_Handle)
836 self->decorations &= ~Decor_Handle;
837 if (self->disabled_decorations & Decor_Border)
838 self->decorations &= ~Decor_Border;
839 if (self->disabled_decorations & Decor_Iconify)
840 self->decorations &= ~Decor_Iconify;
841 if (self->disabled_decorations & Decor_Maximize)
842 self->decorations &= ~Decor_Maximize;
843 if (self->disabled_decorations & Decor_AllDesktops)
844 self->decorations &= ~Decor_AllDesktops;
845 if (self->disabled_decorations & Decor_Shade)
846 self->decorations &= ~Decor_Shade;
847 if (self->disabled_decorations & Decor_Close)
848 self->decorations &= ~Decor_Close;
849
850 /* if we don't have a titlebar, then we cannot shade! */
851 if (!(self->decorations & Decor_Titlebar))
852 self->functions &= ~Func_Shade;
853
854 client_change_allowed_actions(self);
855
856 if (self->frame) {
857 /* change the decors on the frame, and with more/less decorations,
858 we may also need to be repositioned */
859 engine_frame_adjust_area(self->frame, TRUE, TRUE);
860 /* with new decor, the window's maximized size may change */
861 client_remaximize(self);
862 }
863 }
864
865 static void client_change_allowed_actions(Client *self)
866 {
867 Atom actions[9];
868 int num = 0;
869
870 actions[num++] = prop_atoms.net_wm_action_change_desktop;
871
872 if (self->functions & Func_Shade)
873 actions[num++] = prop_atoms.net_wm_action_shade;
874 if (self->functions & Func_Close)
875 actions[num++] = prop_atoms.net_wm_action_close;
876 if (self->functions & Func_Move)
877 actions[num++] = prop_atoms.net_wm_action_move;
878 if (self->functions & Func_Iconify)
879 actions[num++] = prop_atoms.net_wm_action_minimize;
880 if (self->functions & Func_Resize)
881 actions[num++] = prop_atoms.net_wm_action_resize;
882 if (self->functions & Func_Fullscreen)
883 actions[num++] = prop_atoms.net_wm_action_fullscreen;
884 if (self->functions & Func_Maximize) {
885 actions[num++] = prop_atoms.net_wm_action_maximize_horz;
886 actions[num++] = prop_atoms.net_wm_action_maximize_vert;
887 }
888
889 PROP_SET32A(self->window, net_wm_allowed_actions, atom, actions, num);
890
891 /* make sure the window isn't breaking any rules now */
892
893 if (!(self->functions & Func_Shade) && self->shaded) {
894 if (self->frame) client_shade(self, FALSE);
895 else self->shaded = FALSE;
896 }
897 if (!(self->functions & Func_Iconify) && self->iconic) {
898 g_message("UNSETTING ICONIC");
899 if (self->frame) client_iconify(self, FALSE, TRUE);
900 else self->iconic = FALSE;
901 }
902 if (!(self->functions & Func_Fullscreen) && self->fullscreen) {
903 if (self->frame) client_fullscreen(self, FALSE, TRUE);
904 else self->fullscreen = FALSE;
905 }
906 if (!(self->functions & Func_Maximize) && (self->max_horz ||
907 self->max_vert)) {
908 if (self->frame) client_maximize(self, FALSE, 0, TRUE);
909 else self->max_vert = self->max_horz = FALSE;
910 }
911 }
912
913 void client_remaximize(Client *self)
914 {
915 int dir;
916 if (self->max_horz && self->max_vert)
917 dir = 0;
918 else if (self->max_horz)
919 dir = 1;
920 else if (self->max_vert)
921 dir = 2;
922 else
923 return; /* not maximized */
924 self->max_horz = self->max_vert = FALSE;
925 client_maximize(self, TRUE, dir, FALSE);
926 }
927
928 void client_update_wmhints(Client *self)
929 {
930 XWMHints *hints;
931 gboolean ur = FALSE;
932
933 /* assume a window takes input if it doesnt specify */
934 self->can_focus = TRUE;
935
936 if ((hints = XGetWMHints(ob_display, self->window)) != NULL) {
937 if (hints->flags & InputHint)
938 self->can_focus = hints->input;
939
940 /* only do this when first managing the window *AND* when we aren't
941 starting up! */
942 if (ob_state != State_Starting && self->frame == NULL)
943 if (hints->flags & StateHint)
944 self->iconic = hints->initial_state == IconicState;
945
946 if (hints->flags & XUrgencyHint)
947 ur = TRUE;
948
949 if (hints->flags & WindowGroupHint) {
950 if (hints->window_group != self->group) {
951 /* XXX: remove from the old group if there was one */
952 self->group = hints->window_group;
953 /* XXX: do stuff with the group */
954 }
955 } else /* no group! */
956 self->group = None;
957
958 if (hints->flags & IconPixmapHint) {
959 client_update_kwm_icon(self);
960 /* try get the kwm icon first, this is a fallback only */
961 if (self->pixmap_icon == None) {
962 self->pixmap_icon = hints->icon_pixmap;
963 if (hints->flags & IconMaskHint)
964 self->pixmap_icon_mask = hints->icon_mask;
965 else
966 self->pixmap_icon_mask = None;
967
968 if (self->frame)
969 engine_frame_adjust_icon(self->frame);
970 }
971 }
972
973 XFree(hints);
974 }
975
976 if (ur != self->urgent) {
977 self->urgent = ur;
978 g_message("Urgent Hint for 0x%lx: %s", self->window,
979 ur ? "ON" : "OFF");
980 /* fire the urgent callback if we're mapped, otherwise, wait until
981 after we're mapped */
982 if (self->frame)
983 dispatch_client(Event_Client_Urgent, self, self->urgent, 0);
984 }
985 }
986
987 void client_update_title(Client *self)
988 {
989 gchar *data = NULL;
990
991 g_free(self->title);
992
993 /* try netwm */
994 if (!PROP_GETS(self->window, net_wm_name, utf8, data)) {
995 /* try old x stuff */
996 if (PROP_GETS(self->window, wm_name, string, data)) {
997 /* convert it to UTF-8 */
998 gsize r, w;
999 gchar *u;
1000
1001 u = g_locale_to_utf8(data, -1, &r, &w, NULL);
1002 if (u == NULL) {
1003 g_warning("Unable to convert string to UTF-8");
1004 } else {
1005 g_free(data);
1006 data = u;
1007 }
1008 }
1009 if (data == NULL)
1010 data = g_strdup("Unnamed Window");
1011
1012 PROP_SETS(self->window, net_wm_visible_name, utf8, data);
1013 }
1014
1015 self->title = data;
1016
1017 if (self->frame)
1018 engine_frame_adjust_title(self->frame);
1019 }
1020
1021 void client_update_icon_title(Client *self)
1022 {
1023 gchar *data = NULL;
1024
1025 g_free(self->icon_title);
1026
1027 /* try netwm */
1028 if (!PROP_GETS(self->window, net_wm_icon_name, utf8, data)) {
1029 /* try old x stuff */
1030 if (PROP_GETS(self->window, wm_icon_name, string, data)) {
1031 /* convert it to UTF-8 */
1032 gsize r, w;
1033 gchar *u;
1034
1035 u = g_locale_to_utf8(data, -1, &r, &w, NULL);
1036 if (u == NULL) {
1037 g_warning("Unable to convert string to UTF-8");
1038 } else {
1039 g_free(data);
1040 data = u;
1041 }
1042 }
1043 if (data == NULL)
1044 data = g_strdup("Unnamed Window");
1045
1046 PROP_SETS(self->window, net_wm_visible_icon_name, utf8, data);
1047 }
1048
1049 self->icon_title = data;
1050 }
1051
1052 void client_update_class(Client *self)
1053 {
1054 GPtrArray *data;
1055 gchar *s;
1056 guint i;
1057
1058 if (self->name) g_free(self->name);
1059 if (self->class) g_free(self->class);
1060 if (self->role) g_free(self->role);
1061
1062 self->name = self->class = self->role = NULL;
1063
1064 data = g_ptr_array_new();
1065
1066 if (PROP_GETSA(self->window, wm_class, string, data)) {
1067 if (data->len > 0)
1068 self->name = g_strdup(g_ptr_array_index(data, 0));
1069 if (data->len > 1)
1070 self->class = g_strdup(g_ptr_array_index(data, 1));
1071 }
1072
1073 for (i = 0; i < data->len; ++i)
1074 g_free(g_ptr_array_index(data, i));
1075 g_ptr_array_free(data, TRUE);
1076
1077 if (PROP_GETS(self->window, wm_window_role, string, s))
1078 self->role = g_strdup(s);
1079
1080 if (self->name == NULL) self->name = g_strdup("");
1081 if (self->class == NULL) self->class = g_strdup("");
1082 if (self->role == NULL) self->role = g_strdup("");
1083 }
1084
1085 void client_update_strut(Client *self)
1086 {
1087 gulong *data;
1088
1089 if (PROP_GET32A(self->window, net_wm_strut, cardinal, data, 4)) {
1090 STRUT_SET(self->strut, data[0], data[2], data[1], data[3]);
1091 g_free(data);
1092 } else
1093 STRUT_SET(self->strut, 0, 0, 0, 0);
1094
1095 /* updating here is pointless while we're being mapped cuz we're not in
1096 the client list yet */
1097 if (self->frame)
1098 screen_update_struts();
1099 }
1100
1101 void client_update_icons(Client *self)
1102 {
1103 unsigned long num;
1104 unsigned long *data;
1105 unsigned long w, h, i;
1106 int j;
1107
1108 for (j = 0; j < self->nicons; ++j)
1109 g_free(self->icons[j].data);
1110 if (self->nicons > 0)
1111 g_free(self->icons);
1112 self->nicons = 0;
1113
1114 if (PROP_GET32U(self->window, net_wm_icon, cardinal, data, num)) {
1115 /* figure out how many valid icons are in here */
1116 i = 0;
1117 while (num - i > 2) {
1118 w = data[i++];
1119 h = data[i++];
1120 i += w * h;
1121 if (i > num) break;
1122 ++self->nicons;
1123 }
1124
1125 self->icons = g_new(Icon, self->nicons);
1126
1127 /* store the icons */
1128 i = 0;
1129 for (j = 0; j < self->nicons; ++j) {
1130 w = self->icons[j].width = data[i++];
1131 h = self->icons[j].height = data[i++];
1132 self->icons[j].data =
1133 g_memdup(&data[i], w * h * sizeof(gulong));
1134 i += w * h;
1135 g_assert(i <= num);
1136 }
1137
1138 g_free(data);
1139 }
1140
1141 if (self->frame)
1142 engine_frame_adjust_icon(self->frame);
1143 }
1144
1145 void client_update_kwm_icon(Client *self)
1146 {
1147 Pixmap *data;
1148
1149 if (PROP_GET32A(self->window, kwm_win_icon, kwm_win_icon, data, 2)) {
1150 self->pixmap_icon = data[0];
1151 self->pixmap_icon_mask = data[1];
1152 g_free(data);
1153 } else {
1154 self->pixmap_icon = self->pixmap_icon_mask = None;
1155 }
1156 if (self->frame)
1157 engine_frame_adjust_icon(self->frame);
1158 }
1159
1160 static void client_change_state(Client *self)
1161 {
1162 unsigned long state[2];
1163 Atom netstate[10];
1164 int num;
1165
1166 state[0] = self->wmstate;
1167 state[1] = None;
1168 PROP_SET32A(self->window, wm_state, wm_state, state, 2);
1169
1170 num = 0;
1171 if (self->modal)
1172 netstate[num++] = prop_atoms.net_wm_state_modal;
1173 if (self->shaded)
1174 netstate[num++] = prop_atoms.net_wm_state_shaded;
1175 if (self->iconic)
1176 netstate[num++] = prop_atoms.net_wm_state_hidden;
1177 if (self->skip_taskbar)
1178 netstate[num++] = prop_atoms.net_wm_state_skip_taskbar;
1179 if (self->skip_pager)
1180 netstate[num++] = prop_atoms.net_wm_state_skip_pager;
1181 if (self->fullscreen)
1182 netstate[num++] = prop_atoms.net_wm_state_fullscreen;
1183 if (self->max_vert)
1184 netstate[num++] = prop_atoms.net_wm_state_maximized_vert;
1185 if (self->max_horz)
1186 netstate[num++] = prop_atoms.net_wm_state_maximized_horz;
1187 if (self->above)
1188 netstate[num++] = prop_atoms.net_wm_state_above;
1189 if (self->below)
1190 netstate[num++] = prop_atoms.net_wm_state_below;
1191 PROP_SET32A(self->window, net_wm_state, atom, netstate, num);
1192
1193 client_calc_layer(self);
1194
1195 if (self->frame)
1196 engine_frame_adjust_state(self->frame);
1197 }
1198
1199 static Client *search_focus_tree(Client *node, Client *skip)
1200 {
1201 GSList *it;
1202 Client *ret;
1203
1204 for (it = node->transients; it != NULL; it = it->next) {
1205 Client *c = it->data;
1206 if (c == skip) continue; /* circular? */
1207 if ((ret = search_focus_tree(c, skip))) return ret;
1208 if (client_focused(c)) return c;
1209 }
1210 return NULL;
1211 }
1212
1213 void client_calc_layer(Client *self)
1214 {
1215 StackLayer l;
1216 gboolean fs;
1217 Client *c;
1218
1219 /* are we fullscreen, or do we have a fullscreen transient parent? */
1220 c = self;
1221 fs = FALSE;
1222 while (c) {
1223 if (c->fullscreen) {
1224 fs = TRUE;
1225 break;
1226 }
1227 c = c->transient_for;
1228 }
1229 if (!fs && self->fullscreen) {
1230 /* is one of our transients focused? */
1231 c = search_focus_tree(self, self);
1232 if (c != NULL) fs = TRUE;
1233 }
1234
1235 if (self->iconic) l = Layer_Icon;
1236 else if (fs) l = Layer_Fullscreen;
1237 else if (self->type == Type_Desktop) l = Layer_Desktop;
1238 else if (self->type == Type_Dock) {
1239 if (!self->below) l = Layer_Top;
1240 else l = Layer_Normal;
1241 }
1242 else if (self->above) l = Layer_Above;
1243 else if (self->below) l = Layer_Below;
1244 else l = Layer_Normal;
1245
1246 if (l != self->layer) {
1247 self->layer = l;
1248 if (self->frame)
1249 stacking_raise(self);
1250 }
1251 }
1252
1253 gboolean client_should_show(Client *self)
1254 {
1255 if (self->iconic) return FALSE;
1256 else if (!(self->desktop == screen_desktop ||
1257 self->desktop == DESKTOP_ALL)) return FALSE;
1258 else if (client_normal(self) && screen_showing_desktop) return FALSE;
1259
1260 return TRUE;
1261 }
1262
1263 static void client_showhide(Client *self)
1264 {
1265
1266 if (client_should_show(self))
1267 engine_frame_show(self->frame);
1268 else
1269 engine_frame_hide(self->frame);
1270 }
1271
1272 gboolean client_normal(Client *self) {
1273 return ! (self->type == Type_Desktop || self->type == Type_Dock ||
1274 self->type == Type_Splash);
1275 }
1276
1277 static void client_apply_startup_state(Client *self)
1278 {
1279 /* these are in a carefully crafted order.. */
1280
1281 if (self->iconic) {
1282 self->iconic = FALSE;
1283 client_iconify(self, TRUE, FALSE);
1284 }
1285 if (self->fullscreen) {
1286 self->fullscreen = FALSE;
1287 client_fullscreen(self, TRUE, FALSE);
1288 }
1289 if (self->shaded) {
1290 self->shaded = FALSE;
1291 client_shade(self, TRUE);
1292 }
1293 if (self->urgent)
1294 dispatch_client(Event_Client_Urgent, self, self->urgent, 0);
1295
1296 if (self->max_vert && self->max_horz) {
1297 self->max_vert = self->max_horz = FALSE;
1298 client_maximize(self, TRUE, 0, FALSE);
1299 } else if (self->max_vert) {
1300 self->max_vert = FALSE;
1301 client_maximize(self, TRUE, 2, FALSE);
1302 } else if (self->max_horz) {
1303 self->max_horz = FALSE;
1304 client_maximize(self, TRUE, 1, FALSE);
1305 }
1306
1307 /* nothing to do for the other states:
1308 skip_taskbar
1309 skip_pager
1310 modal
1311 above
1312 below
1313 */
1314 }
1315
1316 void client_configure(Client *self, Corner anchor, int x, int y, int w, int h,
1317 gboolean user, gboolean final)
1318 {
1319 gboolean moved = FALSE, resized = FALSE;
1320
1321 /* gets the frame's position */
1322 frame_client_gravity(self->frame, &x, &y);
1323
1324 /* these positions are frame positions, not client positions */
1325
1326 /* set the size and position if fullscreen */
1327 if (self->fullscreen) {
1328 x = 0;
1329 y = 0;
1330 w = screen_physical_size.width;
1331 h = screen_physical_size.height;
1332 } else {
1333 /* set the size and position if maximized */
1334 if (self->max_horz) {
1335 x = screen_area(self->desktop)->x - self->frame->size.left;
1336 w = screen_area(self->desktop)->width;
1337 }
1338 if (self->max_vert) {
1339 y = screen_area(self->desktop)->y;
1340 h = screen_area(self->desktop)->height -
1341 self->frame->size.top - self->frame->size.bottom;
1342 }
1343 }
1344
1345 /* gets the client's position */
1346 frame_frame_gravity(self->frame, &x, &y);
1347
1348 /* these override the above states! if you cant move you can't move! */
1349 if (user) {
1350 if (!(self->functions & Func_Move)) {
1351 x = self->area.x;
1352 y = self->area.y;
1353 }
1354 if (!(self->functions & Func_Resize)) {
1355 w = self->area.width;
1356 h = self->area.height;
1357 }
1358 }
1359
1360 if (!(w == self->area.width && h == self->area.height)) {
1361 w -= self->base_size.width;
1362 h -= self->base_size.height;
1363
1364 if (user) {
1365 /* for interactive resizing. have to move half an increment in each
1366 direction. */
1367
1368 /* how far we are towards the next size inc */
1369 int mw = w % self->size_inc.width;
1370 int mh = h % self->size_inc.height;
1371 /* amount to add */
1372 int aw = self->size_inc.width / 2;
1373 int ah = self->size_inc.height / 2;
1374 /* don't let us move into a new size increment */
1375 if (mw + aw >= self->size_inc.width)
1376 aw = self->size_inc.width - mw - 1;
1377 if (mh + ah >= self->size_inc.height)
1378 ah = self->size_inc.height - mh - 1;
1379 w += aw;
1380 h += ah;
1381
1382 /* if this is a user-requested resize, then check against min/max
1383 sizes and aspect ratios */
1384
1385 /* smaller than min size or bigger than max size? */
1386 if (w > self->max_size.width) w = self->max_size.width;
1387 if (w < self->min_size.width) w = self->min_size.width;
1388 if (h > self->max_size.height) h = self->max_size.height;
1389 if (h < self->min_size.height) h = self->min_size.height;
1390
1391 /* adjust the height ot match the width for the aspect ratios */
1392 if (self->min_ratio)
1393 if (h * self->min_ratio > w) h = (int)(w / self->min_ratio);
1394 if (self->max_ratio)
1395 if (h * self->max_ratio < w) h = (int)(w / self->max_ratio);
1396 }
1397
1398 /* keep to the increments */
1399 w /= self->size_inc.width;
1400 h /= self->size_inc.height;
1401
1402 /* you cannot resize to nothing */
1403 if (w < 1) w = 1;
1404 if (h < 1) h = 1;
1405
1406 /* store the logical size */
1407 SIZE_SET(self->logical_size, w, h);
1408
1409 w *= self->size_inc.width;
1410 h *= self->size_inc.height;
1411
1412 w += self->base_size.width;
1413 h += self->base_size.height;
1414 }
1415
1416 switch (anchor) {
1417 case Corner_TopLeft:
1418 break;
1419 case Corner_TopRight:
1420 x -= w - self->area.width;
1421 break;
1422 case Corner_BottomLeft:
1423 y -= h - self->area.height;
1424 break;
1425 case Corner_BottomRight:
1426 x -= w - self->area.width;
1427 y -= h - self->area.height;
1428 break;
1429 }
1430
1431 moved = x != self->area.x || y != self->area.y;
1432 resized = w != self->area.width || h != self->area.height;
1433
1434 RECT_SET(self->area, x, y, w, h);
1435
1436 if (resized)
1437 XResizeWindow(ob_display, self->window, w, h);
1438
1439 /* move/resize the frame to match the request */
1440 if (self->frame) {
1441 if (moved || resized)
1442 engine_frame_adjust_area(self->frame, moved, resized);
1443
1444 if (!user || final) {
1445 XEvent event;
1446 event.type = ConfigureNotify;
1447 event.xconfigure.display = ob_display;
1448 event.xconfigure.event = self->window;
1449 event.xconfigure.window = self->window;
1450
1451 /* root window coords with border in mind */
1452 event.xconfigure.x = x - self->border_width +
1453 self->frame->size.left;
1454 event.xconfigure.y = y - self->border_width +
1455 self->frame->size.top;
1456
1457 event.xconfigure.width = self->area.width;
1458 event.xconfigure.height = self->area.height;
1459 event.xconfigure.border_width = self->border_width;
1460 event.xconfigure.above = self->frame->plate;
1461 event.xconfigure.override_redirect = FALSE;
1462 XSendEvent(event.xconfigure.display, event.xconfigure.window,
1463 FALSE, StructureNotifyMask, &event);
1464 }
1465 }
1466 }
1467
1468 void client_fullscreen(Client *self, gboolean fs, gboolean savearea)
1469 {
1470 int x, y, w, h;
1471
1472 if (!(self->functions & Func_Fullscreen) || /* can't */
1473 self->fullscreen == fs) return; /* already done */
1474
1475 self->fullscreen = fs;
1476 client_change_state(self); /* change the state hints on the client */
1477
1478 if (fs) {
1479 /* save the functions and remove them */
1480 self->pre_fs_func = self->functions;
1481 self->functions &= (Func_Close | Func_Fullscreen |
1482 Func_Iconify);
1483 /* save the decorations and remove them */
1484 self->pre_fs_decor = self->decorations;
1485 self->decorations = 0;
1486 if (savearea) {
1487 long dimensions[4];
1488 dimensions[0] = self->area.x;
1489 dimensions[1] = self->area.y;
1490 dimensions[2] = self->area.width;
1491 dimensions[3] = self->area.height;
1492
1493 PROP_SET32A(self->window, openbox_premax, cardinal,
1494 dimensions, 4);
1495 }
1496
1497 /* these are not actually used cuz client_configure will set them
1498 as appropriate when the window is fullscreened */
1499 x = y = w = h = 0;
1500 } else {
1501 long *dimensions;
1502
1503 self->functions = self->pre_fs_func;
1504 self->decorations = self->pre_fs_decor;
1505
1506 if (PROP_GET32A(self->window, openbox_premax, cardinal,
1507 dimensions, 4)) {
1508 x = dimensions[0];
1509 y = dimensions[1];
1510 w = dimensions[2];
1511 h = dimensions[3];
1512 g_free(dimensions);
1513 } else {
1514 /* pick some fallbacks... */
1515 x = screen_area(self->desktop)->x +
1516 screen_area(self->desktop)->width / 4;
1517 y = screen_area(self->desktop)->y +
1518 screen_area(self->desktop)->height / 4;
1519 w = screen_area(self->desktop)->width / 2;
1520 h = screen_area(self->desktop)->height / 2;
1521 }
1522 }
1523
1524 client_change_allowed_actions(self); /* based on the new _functions */
1525
1526 /* when fullscreening, don't obey things like increments, fill the
1527 screen */
1528 client_configure(self, Corner_TopLeft, x, y, w, h, !fs, TRUE);
1529
1530 /* raise (back) into our stacking layer */
1531 stacking_raise(self);
1532
1533 /* try focus us when we go into fullscreen mode */
1534 client_focus(self);
1535 }
1536
1537 void client_iconify(Client *self, gboolean iconic, gboolean curdesk)
1538 {
1539 if (self->iconic == iconic) return; /* nothing to do */
1540
1541 g_message("%sconifying window: 0x%lx", (iconic ? "I" : "Uni"),
1542 self->window);
1543
1544 self->iconic = iconic;
1545
1546 if (iconic) {
1547 self->wmstate = IconicState;
1548 self->ignore_unmaps++;
1549 /* we unmap the client itself so that we can get MapRequest events,
1550 and because the ICCCM tells us to! */
1551 XUnmapWindow(ob_display, self->window);
1552 } else {
1553 if (curdesk)
1554 client_set_desktop(self, screen_desktop, FALSE);
1555 self->wmstate = self->shaded ? IconicState : NormalState;
1556 XMapWindow(ob_display, self->window);
1557 }
1558 client_change_state(self);
1559 client_showhide(self);
1560 screen_update_struts();
1561
1562 dispatch_client(iconic ? Event_Client_Unmapped : Event_Client_Mapped,
1563 self, 0, 0);
1564 }
1565
1566 void client_maximize(Client *self, gboolean max, int dir, gboolean savearea)
1567 {
1568 int x, y, w, h;
1569
1570 g_assert(dir == 0 || dir == 1 || dir == 2);
1571 if (!(self->functions & Func_Maximize)) return; /* can't */
1572
1573 /* check if already done */
1574 if (max) {
1575 if (dir == 0 && self->max_horz && self->max_vert) return;
1576 if (dir == 1 && self->max_horz) return;
1577 if (dir == 2 && self->max_vert) return;
1578 } else {
1579 if (dir == 0 && !self->max_horz && !self->max_vert) return;
1580 if (dir == 1 && !self->max_horz) return;
1581 if (dir == 2 && !self->max_vert) return;
1582 }
1583
1584 /* work with the frame's coords */
1585 x = self->frame->area.x;
1586 y = self->frame->area.y;
1587 w = self->area.width;
1588 h = self->area.height;
1589
1590 if (max) {
1591 if (savearea) {
1592 long dimensions[4];
1593 long *readdim;
1594
1595 dimensions[0] = x;
1596 dimensions[1] = y;
1597 dimensions[2] = w;
1598 dimensions[3] = h;
1599
1600 /* get the property off the window and use it for the dimensions
1601 we are already maxed on */
1602 if (PROP_GET32A(self->window, openbox_premax, cardinal,
1603 readdim, 4)) {
1604 if (self->max_horz) {
1605 dimensions[0] = readdim[0];
1606 dimensions[2] = readdim[2];
1607 }
1608 if (self->max_vert) {
1609 dimensions[1] = readdim[1];
1610 dimensions[3] = readdim[3];
1611 }
1612 g_free(readdim);
1613 }
1614
1615 PROP_SET32A(self->window, openbox_premax, cardinal,
1616 dimensions, 4);
1617 }
1618 } else {
1619 long *dimensions;
1620
1621 if (PROP_GET32A(self->window, openbox_premax, cardinal,
1622 dimensions, 4)) {
1623 if (dir == 0 || dir == 1) { /* horz */
1624 x = dimensions[0];
1625 w = dimensions[2];
1626 }
1627 if (dir == 0 || dir == 2) { /* vert */
1628 y = dimensions[1];
1629 h = dimensions[3];
1630 }
1631 g_free(dimensions);
1632 } else {
1633 /* pick some fallbacks... */
1634 if (dir == 0 || dir == 1) { /* horz */
1635 x = screen_area(self->desktop)->x +
1636 screen_area(self->desktop)->width / 4;
1637 w = screen_area(self->desktop)->width / 2;
1638 }
1639 if (dir == 0 || dir == 2) { /* vert */
1640 y = screen_area(self->desktop)->y +
1641 screen_area(self->desktop)->height / 4;
1642 h = screen_area(self->desktop)->height / 2;
1643 }
1644 }
1645 }
1646
1647 if (dir == 0 || dir == 1) /* horz */
1648 self->max_horz = max;
1649 if (dir == 0 || dir == 2) /* vert */
1650 self->max_vert = max;
1651
1652 if (!self->max_horz && !self->max_vert)
1653 PROP_ERASE(self->window, openbox_premax);
1654
1655 client_change_state(self); /* change the state hints on the client */
1656
1657 /* figure out where the client should be going */
1658 frame_frame_gravity(self->frame, &x, &y);
1659 client_configure(self, Corner_TopLeft, x, y, w, h, TRUE, TRUE);
1660 }
1661
1662 void client_shade(Client *self, gboolean shade)
1663 {
1664 if ((!(self->functions & Func_Shade) && shade) || /* can't shade */
1665 self->shaded == shade) return; /* already done */
1666
1667 /* when we're iconic, don't change the wmstate */
1668 if (!self->iconic)
1669 self->wmstate = shade ? IconicState : NormalState;
1670 self->shaded = shade;
1671 client_change_state(self);
1672 /* resize the frame to just the titlebar */
1673 engine_frame_adjust_area(self->frame, FALSE, FALSE);
1674 }
1675
1676 void client_close(Client *self)
1677 {
1678 XEvent ce;
1679
1680 if (!(self->functions & Func_Close)) return;
1681
1682 /*
1683 XXX: itd be cool to do timeouts and shit here for killing the client's
1684 process off
1685 like... if the window is around after 5 seconds, then the close button
1686 turns a nice red, and if this function is called again, the client is
1687 explicitly killed.
1688 */
1689
1690 ce.xclient.type = ClientMessage;
1691 ce.xclient.message_type = prop_atoms.wm_protocols;
1692 ce.xclient.display = ob_display;
1693 ce.xclient.window = self->window;
1694 ce.xclient.format = 32;
1695 ce.xclient.data.l[0] = prop_atoms.wm_delete_window;
1696 ce.xclient.data.l[1] = event_lasttime;
1697 ce.xclient.data.l[2] = 0l;
1698 ce.xclient.data.l[3] = 0l;
1699 ce.xclient.data.l[4] = 0l;
1700 XSendEvent(ob_display, self->window, FALSE, NoEventMask, &ce);
1701 }
1702
1703 void client_kill(Client *self)
1704 {
1705 XKillClient(ob_display, self->window);
1706 }
1707
1708 void client_set_desktop(Client *self, guint target, gboolean donthide)
1709 {
1710 guint old, i;
1711 ConfigValue focus_new;
1712
1713 if (target == self->desktop) return;
1714
1715 g_message("Setting desktop %u", target);
1716
1717 g_assert(target < screen_num_desktops || target == DESKTOP_ALL);
1718
1719 old = self->desktop;
1720 self->desktop = target;
1721 PROP_SET32(self->window, net_wm_desktop, cardinal, target);
1722 /* the frame can display the current desktop state */
1723 engine_frame_adjust_state(self->frame);
1724 /* 'move' the window to the new desktop */
1725 if (!donthide)
1726 client_showhide(self);
1727 /* raise if it was not already on the desktop */
1728 if (old != DESKTOP_ALL)
1729 stacking_raise(self);
1730 screen_update_struts();
1731
1732 /* update the focus lists */
1733 if (!config_get("focusNew", Config_Bool, &focus_new))
1734 g_assert_not_reached();
1735 if (old == DESKTOP_ALL) {
1736 for (i = 0; i < screen_num_desktops; ++i)
1737 focus_order[i] = g_list_remove(focus_order[i], self);
1738 } else
1739 focus_order[old] = g_list_remove(focus_order[old], self);
1740 if (target == DESKTOP_ALL) {
1741 for (i = 0; i < screen_num_desktops; ++i) {
1742 if (focus_new.bool)
1743 focus_order[i] = g_list_prepend(focus_order[i], self);
1744 else
1745 focus_order[i] = g_list_append(focus_order[i], self);
1746 }
1747 } else {
1748 if (focus_new.bool)
1749 focus_order[target] = g_list_prepend(focus_order[target], self);
1750 else
1751 focus_order[target] = g_list_append(focus_order[target], self);
1752 }
1753
1754 dispatch_client(Event_Client_Desktop, self, target, old);
1755 }
1756
1757 static Client *search_modal_tree(Client *node, Client *skip)
1758 {
1759 GSList *it;
1760 Client *ret;
1761
1762 for (it = node->transients; it != NULL; it = it->next) {
1763 Client *c = it->data;
1764 if (c == skip) continue; /* circular? */
1765 if ((ret = search_modal_tree(c, skip))) return ret;
1766 if (c->modal) return c;
1767 }
1768 return NULL;
1769 }
1770
1771 Client *client_find_modal_child(Client *self)
1772 {
1773 return search_modal_tree(self, self);
1774 }
1775
1776 gboolean client_validate(Client *self)
1777 {
1778 XEvent e;
1779
1780 XSync(ob_display, FALSE); /* get all events on the server */
1781
1782 if (XCheckTypedWindowEvent(ob_display, self->window, DestroyNotify, &e) ||
1783 XCheckTypedWindowEvent(ob_display, self->window, UnmapNotify, &e)) {
1784 XPutBackEvent(ob_display, &e);
1785 return FALSE;
1786 }
1787
1788 return TRUE;
1789 }
1790
1791 void client_set_wm_state(Client *self, long state)
1792 {
1793 if (state == self->wmstate) return; /* no change */
1794
1795 switch (state) {
1796 case IconicState:
1797 client_iconify(self, TRUE, TRUE);
1798 break;
1799 case NormalState:
1800 client_iconify(self, FALSE, TRUE);
1801 break;
1802 }
1803 }
1804
1805 void client_set_state(Client *self, Atom action, long data1, long data2)
1806 {
1807 gboolean shaded = self->shaded;
1808 gboolean fullscreen = self->fullscreen;
1809 gboolean max_horz = self->max_horz;
1810 gboolean max_vert = self->max_vert;
1811 int i;
1812
1813 if (!(action == prop_atoms.net_wm_state_add ||
1814 action == prop_atoms.net_wm_state_remove ||
1815 action == prop_atoms.net_wm_state_toggle))
1816 /* an invalid action was passed to the client message, ignore it */
1817 return;
1818
1819 for (i = 0; i < 2; ++i) {
1820 Atom state = i == 0 ? data1 : data2;
1821
1822 if (!state) continue;
1823
1824 /* if toggling, then pick whether we're adding or removing */
1825 if (action == prop_atoms.net_wm_state_toggle) {
1826 if (state == prop_atoms.net_wm_state_modal)
1827 action = self->modal ? prop_atoms.net_wm_state_remove :
1828 prop_atoms.net_wm_state_add;
1829 else if (state == prop_atoms.net_wm_state_maximized_vert)
1830 action = self->max_vert ? prop_atoms.net_wm_state_remove :
1831 prop_atoms.net_wm_state_add;
1832 else if (state == prop_atoms.net_wm_state_maximized_horz)
1833 action = self->max_horz ? prop_atoms.net_wm_state_remove :
1834 prop_atoms.net_wm_state_add;
1835 else if (state == prop_atoms.net_wm_state_shaded)
1836 action = self->shaded ? prop_atoms.net_wm_state_remove :
1837 prop_atoms.net_wm_state_add;
1838 else if (state == prop_atoms.net_wm_state_skip_taskbar)
1839 action = self->skip_taskbar ?
1840 prop_atoms.net_wm_state_remove :
1841 prop_atoms.net_wm_state_add;
1842 else if (state == prop_atoms.net_wm_state_skip_pager)
1843 action = self->skip_pager ?
1844 prop_atoms.net_wm_state_remove :
1845 prop_atoms.net_wm_state_add;
1846 else if (state == prop_atoms.net_wm_state_fullscreen)
1847 action = self->fullscreen ?
1848 prop_atoms.net_wm_state_remove :
1849 prop_atoms.net_wm_state_add;
1850 else if (state == prop_atoms.net_wm_state_above)
1851 action = self->above ? prop_atoms.net_wm_state_remove :
1852 prop_atoms.net_wm_state_add;
1853 else if (state == prop_atoms.net_wm_state_below)
1854 action = self->below ? prop_atoms.net_wm_state_remove :
1855 prop_atoms.net_wm_state_add;
1856 }
1857
1858 if (action == prop_atoms.net_wm_state_add) {
1859 if (state == prop_atoms.net_wm_state_modal) {
1860 /* XXX raise here or something? */
1861 self->modal = TRUE;
1862 } else if (state == prop_atoms.net_wm_state_maximized_vert) {
1863 max_vert = TRUE;
1864 } else if (state == prop_atoms.net_wm_state_maximized_horz) {
1865 max_horz = TRUE;
1866 } else if (state == prop_atoms.net_wm_state_shaded) {
1867 shaded = TRUE;
1868 } else if (state == prop_atoms.net_wm_state_skip_taskbar) {
1869 self->skip_taskbar = TRUE;
1870 } else if (state == prop_atoms.net_wm_state_skip_pager) {
1871 self->skip_pager = TRUE;
1872 } else if (state == prop_atoms.net_wm_state_fullscreen) {
1873 fullscreen = TRUE;
1874 } else if (state == prop_atoms.net_wm_state_above) {
1875 self->above = TRUE;
1876 } else if (state == prop_atoms.net_wm_state_below) {
1877 self->below = TRUE;
1878 }
1879
1880 } else { /* action == prop_atoms.net_wm_state_remove */
1881 if (state == prop_atoms.net_wm_state_modal) {
1882 self->modal = FALSE;
1883 } else if (state == prop_atoms.net_wm_state_maximized_vert) {
1884 max_vert = FALSE;
1885 } else if (state == prop_atoms.net_wm_state_maximized_horz) {
1886 max_horz = FALSE;
1887 } else if (state == prop_atoms.net_wm_state_shaded) {
1888 shaded = FALSE;
1889 } else if (state == prop_atoms.net_wm_state_skip_taskbar) {
1890 self->skip_taskbar = FALSE;
1891 } else if (state == prop_atoms.net_wm_state_skip_pager) {
1892 self->skip_pager = FALSE;
1893 } else if (state == prop_atoms.net_wm_state_fullscreen) {
1894 fullscreen = FALSE;
1895 } else if (state == prop_atoms.net_wm_state_above) {
1896 self->above = FALSE;
1897 } else if (state == prop_atoms.net_wm_state_below) {
1898 self->below = FALSE;
1899 }
1900 }
1901 }
1902 if (max_horz != self->max_horz || max_vert != self->max_vert) {
1903 if (max_horz != self->max_horz && max_vert != self->max_vert) {
1904 /* toggling both */
1905 if (max_horz == max_vert) { /* both going the same way */
1906 client_maximize(self, max_horz, 0, TRUE);
1907 } else {
1908 client_maximize(self, max_horz, 1, TRUE);
1909 client_maximize(self, max_vert, 2, TRUE);
1910 }
1911 } else {
1912 /* toggling one */
1913 if (max_horz != self->max_horz)
1914 client_maximize(self, max_horz, 1, TRUE);
1915 else
1916 client_maximize(self, max_vert, 2, TRUE);
1917 }
1918 }
1919 /* change fullscreen state before shading, as it will affect if the window
1920 can shade or not */
1921 if (fullscreen != self->fullscreen)
1922 client_fullscreen(self, fullscreen, TRUE);
1923 if (shaded != self->shaded)
1924 client_shade(self, shaded);
1925 client_calc_layer(self);
1926 client_change_state(self); /* change the hint to relect these changes */
1927 }
1928
1929 gboolean client_focus(Client *self)
1930 {
1931 XEvent ev;
1932 Client *child;
1933
1934 /* if we have a modal child, then focus it, not us */
1935 child = client_find_modal_child(self);
1936 if (child)
1937 return client_focus(child);
1938
1939 /* won't try focus if the client doesn't want it, or if the window isn't
1940 visible on the screen */
1941 if (!(self->frame->visible &&
1942 (self->can_focus || self->focus_notify)))
1943 return FALSE;
1944
1945 /* do a check to see if the window has already been unmapped or destroyed
1946 do this intelligently while watching out for unmaps we've generated
1947 (ignore_unmaps > 0) */
1948 if (XCheckTypedWindowEvent(ob_display, self->window,
1949 DestroyNotify, &ev)) {
1950 XPutBackEvent(ob_display, &ev);
1951 return FALSE;
1952 }
1953 while (XCheckTypedWindowEvent(ob_display, self->window,
1954 UnmapNotify, &ev)) {
1955 if (self->ignore_unmaps) {
1956 self->ignore_unmaps--;
1957 } else {
1958 XPutBackEvent(ob_display, &ev);
1959 return FALSE;
1960 }
1961 }
1962
1963 if (self->can_focus)
1964 /* RevertToPointerRoot causes much more headache than TevertToNone, so
1965 I choose to use it always, hopefully to find errors quicker, if any
1966 are left. (I hate X. I hate focus events.) */
1967 XSetInputFocus(ob_display, self->window, RevertToPointerRoot,
1968 event_lasttime);
1969
1970 if (self->focus_notify) {
1971 XEvent ce;
1972 ce.xclient.type = ClientMessage;
1973 ce.xclient.message_type = prop_atoms.wm_protocols;
1974 ce.xclient.display = ob_display;
1975 ce.xclient.window = self->window;
1976 ce.xclient.format = 32;
1977 ce.xclient.data.l[0] = prop_atoms.wm_take_focus;
1978 ce.xclient.data.l[1] = event_lasttime;
1979 ce.xclient.data.l[2] = 0l;
1980 ce.xclient.data.l[3] = 0l;
1981 ce.xclient.data.l[4] = 0l;
1982 XSendEvent(ob_display, self->window, FALSE, NoEventMask, &ce);
1983 }
1984
1985 g_message("focusing %lx", self->window);
1986
1987 /* Cause the FocusIn to come back to us. Important for desktop switches,
1988 since otherwise we'll have no FocusIn on the queue and send it off to
1989 the focus_backup. */
1990 XSync(ob_display, FALSE);
1991 return TRUE;
1992 }
1993
1994 void client_unfocus(Client *self)
1995 {
1996 g_assert(focus_client == self);
1997 focus_fallback(FALSE);
1998 }
1999
2000 gboolean client_focused(Client *self)
2001 {
2002 return self == focus_client;
2003 }
2004
2005 Icon *client_icon(Client *self, int w, int h)
2006 {
2007 int i;
2008 /* si is the smallest image >= req */
2009 /* li is the largest image < req */
2010 unsigned long size, smallest = 0xffffffff, largest = 0, si = 0, li = 0;
2011
2012 if (!self->nicons) return NULL;
2013
2014 for (i = 0; i < self->nicons; ++i) {
2015 size = self->icons[i].width * self->icons[i].height;
2016 if (size < smallest && size >= (unsigned)(w * h)) {
2017 smallest = size;
2018 si = i;
2019 }
2020 if (size > largest && size <= (unsigned)(w * h)) {
2021 largest = size;
2022 li = i;
2023 }
2024 }
2025 if (largest == 0) /* didnt find one smaller than the requested size */
2026 return &self->icons[si];
2027 return &self->icons[li];
2028 }
my patches for the openbox window manager
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