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