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