Allow application rules to control window size (Fix bug 4661)
[dana/openbox.git] / openbox / client.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3    client.c for the Openbox window manager
4    Copyright (c) 2006        Mikael Magnusson
5    Copyright (c) 2003-2007   Dana Jansens
6
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 2 of the License, or
10    (at your option) any later version.
11
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16
17    See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "client.h"
21 #include "debug.h"
22 #include "startupnotify.h"
23 #include "dock.h"
24 #include "screen.h"
25 #include "moveresize.h"
26 #include "ping.h"
27 #include "place.h"
28 #include "frame.h"
29 #include "session.h"
30 #include "event.h"
31 #include "grab.h"
32 #include "prompt.h"
33 #include "focus.h"
34 #include "focus_cycle.h"
35 #include "stacking.h"
36 #include "openbox.h"
37 #include "group.h"
38 #include "config.h"
39 #include "menuframe.h"
40 #include "keyboard.h"
41 #include "mouse.h"
42 #include "obrender/render.h"
43 #include "gettext.h"
44 #include "obt/display.h"
45 #include "obt/xqueue.h"
46 #include "obt/prop.h"
47
48 #ifdef HAVE_UNISTD_H
49 #  include <unistd.h>
50 #endif
51
52 #ifdef HAVE_SIGNAL_H
53 #  include <signal.h> /* for kill() */
54 #endif
55
56 #include <glib.h>
57 #include <X11/Xutil.h>
58
59 /*! The event mask to grab on client windows */
60 #define CLIENT_EVENTMASK (PropertyChangeMask | StructureNotifyMask | \
61                           ColormapChangeMask)
62
63 #define CLIENT_NOPROPAGATEMASK (ButtonPressMask | ButtonReleaseMask | \
64                                 ButtonMotionMask)
65
66 typedef struct
67 {
68     ObClientCallback func;
69     gpointer data;
70 } ClientCallback;
71
72 GList          *client_list             = NULL;
73
74 static GSList  *client_destroy_notifies = NULL;
75 static RrImage *client_default_icon     = NULL;
76
77 static void client_get_all(ObClient *self, gboolean real);
78 static void client_get_startup_id(ObClient *self);
79 static void client_get_session_ids(ObClient *self);
80 static void client_save_app_rule_values(ObClient *self);
81 static void client_get_area(ObClient *self);
82 static void client_get_desktop(ObClient *self);
83 static void client_get_state(ObClient *self);
84 static void client_get_shaped(ObClient *self);
85 static void client_get_colormap(ObClient *self);
86 static void client_set_desktop_recursive(ObClient *self,
87                                          guint target,
88                                          gboolean donthide,
89                                          gboolean dontraise);
90 static void client_change_allowed_actions(ObClient *self);
91 static void client_change_state(ObClient *self);
92 static void client_change_wm_state(ObClient *self);
93 static void client_apply_startup_state(ObClient *self,
94                                        gint x, gint y, gint w, gint h);
95 static void client_restore_session_state(ObClient *self);
96 static gboolean client_restore_session_stacking(ObClient *self);
97 static ObAppSettings *client_get_settings_state(ObClient *self);
98 static void client_update_transient_tree(ObClient *self,
99                                          ObGroup *oldgroup, ObGroup *newgroup,
100                                          gboolean oldgtran, gboolean newgtran,
101                                          ObClient* oldparent,
102                                          ObClient *newparent);
103 static void client_present(ObClient *self, gboolean here, gboolean raise,
104                            gboolean unshade);
105 static GSList *client_search_all_top_parents_internal(ObClient *self,
106                                                       gboolean bylayer,
107                                                       ObStackingLayer layer);
108 static void client_call_notifies(ObClient *self, GSList *list);
109 static void client_ping_event(ObClient *self, gboolean dead);
110 static void client_prompt_kill(ObClient *self);
111 static gboolean client_can_steal_focus(ObClient *self,
112                                        gboolean allow_other_desktop,
113                                        gboolean request_from_user,
114                                        Time steal_time, Time launch_time);
115 static void client_setup_default_decor_and_functions(ObClient *self);
116 static void client_setup_decor_undecorated(ObClient *self);
117
118 void client_startup(gboolean reconfig)
119 {
120     client_default_icon = RrImageNewFromData(
121         ob_rr_icons, ob_rr_theme->def_win_icon,
122         ob_rr_theme->def_win_icon_w, ob_rr_theme->def_win_icon_h);
123
124     if (reconfig) return;
125
126     client_set_list();
127 }
128
129 void client_shutdown(gboolean reconfig)
130 {
131     RrImageUnref(client_default_icon);
132     client_default_icon = NULL;
133
134     if (reconfig) return;
135 }
136
137 static void client_call_notifies(ObClient *self, GSList *list)
138 {
139     GSList *it;
140
141     for (it = list; it; it = g_slist_next(it)) {
142         ClientCallback *d = it->data;
143         d->func(self, d->data);
144     }
145 }
146
147 void client_add_destroy_notify(ObClientCallback func, gpointer data)
148 {
149     ClientCallback *d = g_slice_new(ClientCallback);
150     d->func = func;
151     d->data = data;
152     client_destroy_notifies = g_slist_prepend(client_destroy_notifies, d);
153 }
154
155 void client_remove_destroy_notify(ObClientCallback func)
156 {
157     GSList *it;
158
159     for (it = client_destroy_notifies; it; it = g_slist_next(it)) {
160         ClientCallback *d = it->data;
161         if (d->func == func) {
162             g_slice_free(ClientCallback, d);
163             client_destroy_notifies =
164                 g_slist_delete_link(client_destroy_notifies, it);
165             break;
166         }
167     }
168 }
169
170 void client_remove_destroy_notify_data(ObClientCallback func, gpointer data)
171 {
172     GSList *it;
173
174     for (it = client_destroy_notifies; it; it = g_slist_next(it)) {
175         ClientCallback *d = it->data;
176         if (d->func == func && d->data == data) {
177             g_slice_free(ClientCallback, d);
178             client_destroy_notifies =
179                 g_slist_delete_link(client_destroy_notifies, it);
180             break;
181         }
182     }
183 }
184
185 void client_set_list(void)
186 {
187     Window *windows, *win_it;
188     GList *it;
189     guint size = g_list_length(client_list);
190
191     /* create an array of the window ids */
192     if (size > 0) {
193         windows = g_new(Window, size);
194         win_it = windows;
195         for (it = client_list; it; it = g_list_next(it), ++win_it)
196             *win_it = ((ObClient*)it->data)->window;
197     } else
198         windows = NULL;
199
200     OBT_PROP_SETA32(obt_root(ob_screen), NET_CLIENT_LIST, WINDOW,
201                     (gulong*)windows, size);
202
203     if (windows)
204         g_free(windows);
205
206     stacking_set_list();
207 }
208
209 void client_manage(Window window, ObPrompt *prompt)
210 {
211     ObClient *self;
212     XSetWindowAttributes attrib_set;
213     gboolean try_activate = FALSE;
214     gboolean do_activate;
215     ObAppSettings *settings;
216     gboolean transient = FALSE;
217     Rect place;
218     Time launch_time;
219     guint32 user_time;
220     gboolean obplaced;
221     gulong ignore_start;
222
223     ob_debug("Managing window: 0x%lx", window);
224
225     /* choose the events we want to receive on the CLIENT window
226        (ObPrompt windows can request events too) */
227     attrib_set.event_mask = CLIENT_EVENTMASK |
228         (prompt ? prompt->event_mask : 0);
229     attrib_set.do_not_propagate_mask = CLIENT_NOPROPAGATEMASK;
230     XChangeWindowAttributes(obt_display, window,
231                             CWEventMask|CWDontPropagate, &attrib_set);
232
233     /* create the ObClient struct, and populate it from the hints on the
234        window */
235     self = g_slice_new0(ObClient);
236     self->obwin.type = OB_WINDOW_CLASS_CLIENT;
237     self->window = window;
238     self->prompt = prompt;
239     self->managed = TRUE;
240
241     /* non-zero defaults */
242     self->wmstate = WithdrawnState; /* make sure it gets updated first time */
243     self->gravity = NorthWestGravity;
244     self->desktop = screen_num_desktops; /* always an invalid value */
245
246     /* get all the stuff off the window */
247     client_get_all(self, TRUE);
248
249     ob_debug("Window type: %d", self->type);
250     ob_debug("Window group: 0x%x", self->group?self->group->leader:0);
251     ob_debug("Window name: %s class: %s role: %s title: %s",
252              self->name, self->class, self->role, self->title);
253     ob_debug("Window group name: %s group class: %s",
254              self->group_name, self->group_class);
255
256     /* per-app settings override stuff from client_get_all, and return the
257        settings for other uses too. the returned settings is a shallow copy,
258        that needs to be freed with g_free(). */
259     settings = client_get_settings_state(self);
260
261     /* the session should get the last say though */
262     client_restore_session_state(self);
263
264     /* the per-app settings/session may have changed the decorations for
265        the window, so we setup decorations for that here.  this is a special
266        case because we want to place the window according to these decoration
267        changes.
268        we do this before setting up the frame so that it will reflect the
269        decorations of the window as it will be placed on screen.
270     */
271     client_setup_decor_undecorated(self);
272
273     /* specify that if we exit, the window should not be destroyed and
274        should be reparented back to root automatically, unless we are managing
275        an internal ObPrompt window  */
276     if (!self->prompt)
277         XChangeSaveSet(obt_display, window, SetModeInsert);
278
279     /* create the decoration frame for the client window */
280     self->frame = frame_new(self);
281
282     frame_grab_client(self->frame);
283
284     /* we've grabbed everything and set everything that we need to at mapping
285        time now */
286     grab_server(FALSE);
287
288     /* this needs to occur once we have a frame, since it sets a property on
289        the frame */
290     client_update_opacity(self);
291
292     /* don't put helper/modal windows on a different desktop if they are
293        related to the focused window.  */
294     if (!screen_compare_desktops(self->desktop, screen_desktop) &&
295         focus_client && client_search_transient(focus_client, self)  &&
296         (client_helper(self) || self->modal))
297     {
298         self->desktop = screen_desktop;
299     }
300
301     /* tell startup notification that this app started */
302     launch_time = sn_app_started(self->startup_id, self->class, self->name);
303
304     if (!OBT_PROP_GET32(self->window, NET_WM_USER_TIME, CARDINAL, &user_time))
305         user_time = event_time();
306
307     /* do this after we have a frame.. it uses the frame to help determine the
308        WM_STATE to apply. */
309     client_change_state(self);
310
311     /* add ourselves to the focus order */
312     focus_order_add_new(self);
313
314     /* do this to add ourselves to the stacking list in a non-intrusive way */
315     client_calc_layer(self);
316
317     /* focus the new window? */
318     if (ob_state() != OB_STATE_STARTING &&
319         (!self->session || self->session->focused) &&
320         /* this means focus=true for window is same as config_focus_new=true */
321         ((config_focus_new || settings->focus == 1) ||
322          client_search_focus_tree_full(self)) &&
323         /* NET_WM_USER_TIME 0 when mapping means don't focus */
324         (user_time != 0) &&
325         /* this checks for focus=false for the window */
326         settings->focus != 0 &&
327         focus_valid_target(self, self->desktop,
328                            FALSE, FALSE, TRUE, TRUE, FALSE, FALSE,
329                            settings->focus == 1))
330     {
331         try_activate = TRUE;
332     }
333
334     /* remove the client's border */
335     XSetWindowBorderWidth(obt_display, self->window, 0);
336
337     /* adjust the frame to the client's size before showing or placing
338        the window */
339     frame_adjust_area(self->frame, FALSE, TRUE, FALSE);
340     frame_adjust_client_area(self->frame);
341
342     /* where the frame was placed is where the window was originally */
343     place = self->area;
344
345     ob_debug("Going to try activate new window? %s",
346              try_activate ? "yes" : "no");
347     if (try_activate)
348         do_activate = client_can_steal_focus(
349             self, settings->focus == 1,
350             (!!launch_time || settings->focus == 1),
351             event_time(), launch_time);
352     else
353         do_activate = FALSE;
354
355     /* figure out placement for the window if the window is new */
356     if (ob_state() == OB_STATE_RUNNING) {
357         ob_debug("Positioned: %s @ %d %d",
358                  (!self->positioned ? "no" :
359                   (self->positioned == PPosition ? "program specified" :
360                    (self->positioned == USPosition ? "user specified" :
361                     (self->positioned == (PPosition | USPosition) ?
362                      "program + user specified" :
363                      "BADNESS !?")))), place.x, place.y);
364
365         ob_debug("Sized: %s @ %d %d",
366                  (!self->sized ? "no" :
367                   (self->sized == PSize ? "program specified" :
368                    (self->sized == USSize ? "user specified" :
369                     (self->sized == (PSize | USSize) ?
370                      "program + user specified" :
371                      "BADNESS !?")))), place.width, place.height);
372
373         obplaced = place_client(self, do_activate, &place, settings);
374
375         /* watch for buggy apps that ask to be placed at (0,0) when there is
376            a strut there */
377         if (!obplaced && place.x == 0 && place.y == 0 &&
378             /* non-normal windows are allowed */
379             client_normal(self) &&
380             /* oldschool fullscreen windows are allowed */
381             !client_is_oldfullscreen(self, &place))
382         {
383             Rect *r;
384
385             r = screen_area(self->desktop, SCREEN_AREA_ALL_MONITORS, NULL);
386             if (r->x || r->y) {
387                 place.x = r->x;
388                 place.y = r->y;
389                 ob_debug("Moving buggy app from (0,0) to (%d,%d)", r->x, r->y);
390             }
391             g_slice_free(Rect, r);
392         }
393
394         /* make sure the window is visible. */
395         client_find_onscreen(self, &place.x, &place.y,
396                              place.width, place.height,
397                              /* non-normal clients has less rules, and
398                                 windows that are being restored from a
399                                 session do also. we can assume you want
400                                 it back where you saved it. Clients saying
401                                 they placed themselves are subjected to
402                                 harder rules, ones that are placed by
403                                 place.c or by the user are allowed partially
404                                 off-screen and on xinerama divides (ie,
405                                 it is up to the placement routines to avoid
406                                 the xinerama divides)
407
408                                 children and splash screens are forced on
409                                 screen, but i don't remember why i decided to
410                                 do that.
411                              */
412                              ob_state() == OB_STATE_RUNNING &&
413                              (self->type == OB_CLIENT_TYPE_DIALOG ||
414                               self->type == OB_CLIENT_TYPE_SPLASH ||
415                               (!((self->positioned & USPosition) ||
416                                  settings->pos_given) &&
417                                client_normal(self) &&
418                                !self->session &&
419                                /* don't move oldschool fullscreen windows to
420                                   fit inside the struts (fixes Acroread, which
421                                   makes its fullscreen window fit the screen
422                                   but it is not USSize'd or USPosition'd) */
423                                !client_is_oldfullscreen(self, &place))));
424     }
425
426     /* if the window isn't user-sized, then make it fit inside
427        the visible screen area on its monitor. Use basically the same rules
428        for forcing the window on screen in the client_find_onscreen call.
429
430        do this after place_client, it chooses the monitor!
431
432        splash screens get "transient" set to TRUE by
433        the place_client call
434     */
435     if (ob_state() == OB_STATE_RUNNING &&
436         (transient ||
437          (!(self->sized & USSize || self->positioned & USPosition) &&
438           client_normal(self) &&
439           !self->session &&
440           /* don't shrink oldschool fullscreen windows to fit inside the
441              struts (fixes Acroread, which makes its fullscreen window
442              fit the screen but it is not USSize'd or USPosition'd) */
443           !client_is_oldfullscreen(self, &place))))
444     {
445         Rect *a = screen_area(self->desktop, SCREEN_AREA_ONE_MONITOR, &place);
446
447         /* get the size of the frame */
448         place.width += self->frame->size.left + self->frame->size.right;
449         place.height += self->frame->size.top + self->frame->size.bottom;
450
451         /* fit the window inside the area */
452         place.width = MIN(place.width, a->width);
453         place.height = MIN(place.height, a->height);
454
455         ob_debug("setting window size to %dx%d", place.width, place.height);
456
457         /* get the size of the client back */
458         place.width -= self->frame->size.left + self->frame->size.right;
459         place.height -= self->frame->size.top + self->frame->size.bottom;
460
461         g_slice_free(Rect, a);
462     }
463
464     ob_debug("placing window 0x%x at %d, %d with size %d x %d. "
465              "some restrictions may apply",
466              self->window, place.x, place.y, place.width, place.height);
467     if (self->session)
468         ob_debug("  but session requested %d, %d  %d x %d instead, "
469                  "overriding",
470                  self->session->x, self->session->y,
471                  self->session->w, self->session->h);
472
473     /* do this after the window is placed, so the premax/prefullscreen numbers
474        won't be all wacko!!
475
476        this also places the window
477     */
478     client_apply_startup_state(self, place.x, place.y,
479                                place.width, place.height);
480
481     /* set the initial value of the desktop hint, when one wasn't requested
482        on map. */
483     OBT_PROP_SET32(self->window, NET_WM_DESKTOP, CARDINAL, self->desktop);
484
485     /* grab mouse bindings before showing the window */
486     mouse_grab_for_client(self, TRUE);
487
488     if (!config_focus_under_mouse)
489         ignore_start = event_start_ignore_all_enters();
490
491     /* this has to happen before we try focus the window, but we want it to
492        happen after the client's stacking has been determined or it looks bad
493     */
494     client_show(self);
495
496     /* activate/hilight/raise the window */
497     if (try_activate) {
498         if (do_activate) {
499             gboolean stacked = client_restore_session_stacking(self);
500             client_present(self, FALSE, !stacked, TRUE);
501         }
502         else {
503             /* if the client isn't stealing focus, then hilite it so the user
504                knows it is there, but don't do this if we're restoring from a
505                session */
506             if (!client_restore_session_stacking(self))
507                 client_hilite(self, TRUE);
508         }
509     }
510     else {
511         /* This may look rather odd. Well it's because new windows are added
512            to the stacking order non-intrusively. If we're not going to focus
513            the new window or hilite it, then we raise it to the top. This will
514            take affect for things that don't get focused like splash screens.
515            Also if you don't have focus_new enabled, then it's going to get
516            raised to the top. Legacy begets legacy I guess?
517         */
518         if (!client_restore_session_stacking(self))
519             stacking_raise(CLIENT_AS_WINDOW(self));
520     }
521
522     if (!config_focus_under_mouse)
523         event_end_ignore_all_enters(ignore_start);
524
525     /* add to client list/map */
526     client_list = g_list_append(client_list, self);
527     window_add(&self->window, CLIENT_AS_WINDOW(self));
528
529     /* this has to happen after we're in the client_list */
530     if (STRUT_EXISTS(self->strut))
531         screen_update_areas();
532
533     /* update the list hints */
534     client_set_list();
535
536     /* free the ObAppSettings shallow copy */
537     g_slice_free(ObAppSettings, settings);
538
539     ob_debug("Managed window 0x%lx plate 0x%x (%s)",
540              window, self->frame->window, self->class);
541 }
542
543 ObClient *client_fake_manage(Window window)
544 {
545     ObClient *self;
546     ObAppSettings *settings;
547
548     ob_debug("Pretend-managing window: %lx", window);
549
550     /* do this minimal stuff to figure out the client's decorations */
551
552     self = g_slice_new0(ObClient);
553     self->window = window;
554
555     client_get_all(self, FALSE);
556     /* per-app settings override stuff, and return the settings for other
557        uses too. this returns a shallow copy that needs to be freed */
558     settings = client_get_settings_state(self);
559
560     /* create the decoration frame for the client window and adjust its size */
561     self->frame = frame_new(self);
562
563     client_apply_startup_state(self, self->area.x, self->area.y,
564                                self->area.width, self->area.height);
565
566     ob_debug("gave extents left %d right %d top %d bottom %d",
567              self->frame->size.left, self->frame->size.right,
568              self->frame->size.top, self->frame->size.bottom);
569
570     /* free the ObAppSettings shallow copy */
571     g_slice_free(ObAppSettings, settings);
572
573     return self;
574 }
575
576 void client_unmanage_all(void)
577 {
578     while (client_list)
579         client_unmanage(client_list->data);
580 }
581
582 void client_unmanage(ObClient *self)
583 {
584     GSList *it;
585     gulong ignore_start;
586
587     ob_debug("Unmanaging window: 0x%x plate 0x%x (%s) (%s)",
588              self->window, self->frame->window,
589              self->class, self->title ? self->title : "");
590
591     g_assert(self != NULL);
592
593     /* we dont want events no more. do this before hiding the frame so we
594        don't generate more events */
595     XSelectInput(obt_display, self->window, NoEventMask);
596
597     /* ignore enter events from the unmap so it doesnt mess with the focus */
598     if (!config_focus_under_mouse)
599         ignore_start = event_start_ignore_all_enters();
600
601     frame_hide(self->frame);
602     /* flush to send the hide to the server quickly */
603     XFlush(obt_display);
604
605     if (!config_focus_under_mouse)
606         event_end_ignore_all_enters(ignore_start);
607
608     mouse_grab_for_client(self, FALSE);
609
610     self->managed = FALSE;
611
612     /* remove the window from our save set, unless we are managing an internal
613        ObPrompt window */
614     if (!self->prompt)
615         XChangeSaveSet(obt_display, self->window, SetModeDelete);
616
617     /* update the focus lists */
618     focus_order_remove(self);
619     if (client_focused(self)) {
620         /* don't leave an invalid focus_client */
621         focus_client = NULL;
622     }
623
624     /* if we're prompting to kill the client, close that */
625     prompt_unref(self->kill_prompt);
626     self->kill_prompt = NULL;
627
628     client_list = g_list_remove(client_list, self);
629     stacking_remove(self);
630     window_remove(self->window);
631
632     /* once the client is out of the list, update the struts to remove its
633        influence */
634     if (STRUT_EXISTS(self->strut))
635         screen_update_areas();
636
637     client_call_notifies(self, client_destroy_notifies);
638
639     /* tell our parent(s) that we're gone */
640     for (it = self->parents; it; it = g_slist_next(it))
641         ((ObClient*)it->data)->transients =
642             g_slist_remove(((ObClient*)it->data)->transients,self);
643
644     /* tell our transients that we're gone */
645     for (it = self->transients; it; it = g_slist_next(it)) {
646         ((ObClient*)it->data)->parents =
647             g_slist_remove(((ObClient*)it->data)->parents, self);
648         /* we could be keeping our children in a higher layer */
649         client_calc_layer(it->data);
650     }
651
652     /* remove from its group */
653     if (self->group) {
654         group_remove(self->group, self);
655         self->group = NULL;
656     }
657
658     /* restore the window's original geometry so it is not lost */
659     {
660         Rect a;
661
662         a = self->area;
663
664         if (self->fullscreen)
665             a = self->pre_fullscreen_area;
666         else if (self->max_horz || self->max_vert) {
667             if (self->max_horz) {
668                 a.x = self->pre_max_area.x;
669                 a.width = self->pre_max_area.width;
670             }
671             if (self->max_vert) {
672                 a.y = self->pre_max_area.y;
673                 a.height = self->pre_max_area.height;
674             }
675         }
676
677         self->fullscreen = self->max_horz = self->max_vert = FALSE;
678         /* let it be moved and resized no matter what */
679         self->functions = OB_CLIENT_FUNC_MOVE | OB_CLIENT_FUNC_RESIZE;
680         self->decorations = 0; /* unmanaged windows have no decor */
681
682         /* give the client its border back */
683         XSetWindowBorderWidth(obt_display, self->window, self->border_width);
684
685         client_move_resize(self, a.x, a.y, a.width, a.height);
686     }
687
688     /* reparent the window out of the frame, and free the frame */
689     frame_release_client(self->frame);
690     frame_free(self->frame);
691     self->frame = NULL;
692
693     if (ob_state() != OB_STATE_EXITING) {
694         /* these values should not be persisted across a window
695            unmapping/mapping */
696         OBT_PROP_ERASE(self->window, NET_WM_DESKTOP);
697         OBT_PROP_ERASE(self->window, NET_WM_STATE);
698         OBT_PROP_ERASE(self->window, WM_STATE);
699     } else {
700         /* if we're left in an unmapped state, the client wont be mapped.
701            this is bad, since we will no longer be managing the window on
702            restart */
703         XMapWindow(obt_display, self->window);
704     }
705
706     /* these should not be left on the window ever.  other window managers
707        don't necessarily use them and it will mess them up (like compiz) */
708     OBT_PROP_ERASE(self->window, NET_WM_VISIBLE_NAME);
709     OBT_PROP_ERASE(self->window, NET_WM_VISIBLE_ICON_NAME);
710
711     /* update the list hints */
712     client_set_list();
713
714     ob_debug("Unmanaged window 0x%lx", self->window);
715
716     /* free all data allocated in the client struct */
717     RrImageUnref(self->icon_set);
718     g_slist_free(self->transients);
719     g_free(self->startup_id);
720     g_free(self->wm_command);
721     g_free(self->title);
722     g_free(self->icon_title);
723     g_free(self->original_title);
724     g_free(self->name);
725     g_free(self->class);
726     g_free(self->role);
727     g_free(self->group_name);
728     g_free(self->group_class);
729     g_free(self->client_machine);
730     g_free(self->sm_client_id);
731     g_slice_free(ObClient, self);
732 }
733
734 void client_fake_unmanage(ObClient *self)
735 {
736     /* this is all that got allocated to get the decorations */
737
738     frame_free(self->frame);
739     g_slice_free(ObClient, self);
740 }
741
742 static gboolean client_can_steal_focus(ObClient *self,
743                                        gboolean allow_other_desktop,
744                                        gboolean request_from_user,
745                                        Time steal_time,
746                                        Time launch_time)
747 {
748     gboolean steal;
749     gboolean relative_focused;
750
751     steal = TRUE;
752
753     relative_focused = (focus_client != NULL &&
754                         (client_search_focus_tree_full(self) != NULL ||
755                          client_search_focus_group_full(self) != NULL));
756
757     /* This is focus stealing prevention */
758     ob_debug("Want to focus window 0x%x at time %u "
759              "launched at %u (last user interaction time %u) "
760              "request from %s, allow other desktop: %s, "
761              "desktop switch time %u",
762              self->window, steal_time, launch_time,
763              event_last_user_time,
764              (request_from_user ? "user" : "other"),
765              (allow_other_desktop ? "yes" : "no"),
766              screen_desktop_user_time);
767
768     /*
769       if no launch time is provided for an application, make one up.
770
771       if the window is related to other existing windows
772         and one of those windows was the last used
773           then we will give it a launch time equal to the last user time,
774           which will end up giving the window focus probably.
775         else
776           the window is related to other windows, but you are not working in
777           them?
778           seems suspicious, so we will give it a launch time of
779           NOW - STEAL_INTERVAL,
780           so it will be given focus only if we didn't use something else
781           during the steal interval.
782       else
783         the window is all on its own, so we can't judge it.  give it a launch
784         time equal to the last user time, so it will probably take focus.
785
786       this way running things from a terminal will give them focus, but popups
787       without a launch time shouldn't steal focus so easily.
788     */
789
790     if (!launch_time) {
791         if (client_has_relative(self)) {
792             if (event_last_user_time && client_search_focus_group_full(self)) {
793                 /* our relative is focused */
794                 launch_time = event_last_user_time;
795                 ob_debug("Unknown launch time, using %u - window in active "
796                          "group", launch_time);
797             }
798             else if (!request_from_user) {
799                 /* has relatives which are not being used. suspicious */
800                 launch_time = event_time() - OB_EVENT_USER_TIME_DELAY;
801                 ob_debug("Unknown launch time, using %u - window in inactive "
802                          "group", launch_time);
803             }
804             else {
805                 /* has relatives which are not being used, but the user seems
806                    to want to go there! */
807             launch_time = event_last_user_time;
808             ob_debug("Unknown launch time, using %u - user request",
809                      launch_time);
810             }
811         }
812         else {
813             /* the window is on its own, probably the user knows it is going
814                to appear */
815             launch_time = event_last_user_time;
816             ob_debug("Unknown launch time, using %u - independent window",
817                      launch_time);
818         }
819     }
820
821     /* if it's on another desktop
822        and if allow_other_desktop is true, we generally let it steal focus.
823        but if it didn't come from the user, don't let it steal unless it was
824        launched before the user switched desktops.
825        focus, unless it was launched after we changed desktops and the request
826        came from the user
827      */
828     if (!screen_compare_desktops(screen_desktop, self->desktop)) {
829         /* must be allowed */
830         if (!allow_other_desktop) {
831             steal = FALSE;
832             ob_debug("Not focusing the window because its on another desktop");
833         }
834         /* if we don't know when the desktop changed, but request is from an
835            application, don't let it change desktop on you */
836         else if (!request_from_user) {
837             steal = FALSE;
838             ob_debug("Not focusing the window because non-user request");
839         }
840     }
841     /* If something is focused... */
842     else if (focus_client) {
843         /* If the user is working in another window right now, then don't
844            steal focus */
845         if (!relative_focused &&
846             event_last_user_time &&
847             /* last user time must be strictly > launch_time to block focus */
848             (event_time_after(event_last_user_time, launch_time) &&
849              event_last_user_time != launch_time) &&
850             event_time_after(event_last_user_time,
851                              steal_time - OB_EVENT_USER_TIME_DELAY))
852         {
853             steal = FALSE;
854             ob_debug("Not focusing the window because the user is "
855                      "working in another window that is not its relative");
856         }
857         /* Don't move focus if it's not going to go to this window
858            anyway */
859         else if (client_focus_target(self) != self) {
860             steal = FALSE;
861             ob_debug("Not focusing the window because another window "
862                      "would get the focus anyway");
863         }
864         /* For requests that don't come from the user */
865         else if (!request_from_user) {
866             /* If the new window is a transient (and its relatives aren't
867                focused) */
868             if (client_has_parent(self) && !relative_focused) {
869                 steal = FALSE;
870                 ob_debug("Not focusing the window because it is a "
871                          "transient, and its relatives aren't focused");
872             }
873             /* Don't steal focus from globally active clients.
874                I stole this idea from KWin. It seems nice.
875             */
876             else if (!(focus_client->can_focus || focus_client->focus_notify))
877             {
878                 steal = FALSE;
879                 ob_debug("Not focusing the window because a globally "
880                          "active client has focus");
881             }
882             /* Don't move focus if the window is not visible on the current
883                desktop and none of its relatives are focused */
884             else if (!allow_other_desktop &&
885                      !screen_compare_desktops(self->desktop, screen_desktop) &&
886                      !relative_focused)
887             {
888                 steal = FALSE;
889                 ob_debug("Not focusing the window because it is on "
890                          "another desktop and no relatives are focused ");
891             }
892         }
893     }
894
895     if (!steal)
896         ob_debug("Focus stealing prevention activated for %s at "
897                  "time %u (last user interaction time %u)",
898                  self->title, steal_time, event_last_user_time);
899     else
900         ob_debug("Allowing focus stealing for %s at time %u (last user "
901                  "interaction time %u)",
902                  self->title, steal_time, event_last_user_time);
903     return steal;
904 }
905
906 /*! Returns a new structure containing the per-app settings for this client.
907   The returned structure needs to be freed with g_free. */
908 static ObAppSettings *client_get_settings_state(ObClient *self)
909 {
910     ObAppSettings *settings;
911     GSList *it;
912
913     settings = config_create_app_settings();
914
915     for (it = config_per_app_settings; it; it = g_slist_next(it)) {
916         ObAppSettings *app = it->data;
917         gboolean match = TRUE;
918
919         g_assert(app->name != NULL || app->class != NULL ||
920                  app->role != NULL || app->title != NULL ||
921                  app->group_name != NULL || app->group_class != NULL ||
922                  (signed)app->type >= 0);
923
924         if (app->name &&
925             !g_pattern_match(app->name, strlen(self->name), self->name, NULL))
926             match = FALSE;
927         else if (app->group_name &&
928             !g_pattern_match(app->group_name,
929                              strlen(self->group_name), self->group_name, NULL))
930             match = FALSE;
931         else if (app->class &&
932                  !g_pattern_match(app->class,
933                                   strlen(self->class), self->class, NULL))
934             match = FALSE;
935         else if (app->group_class &&
936                  !g_pattern_match(app->group_class,
937                                   strlen(self->group_class), self->group_class,
938                                   NULL))
939             match = FALSE;
940         else if (app->role &&
941                  !g_pattern_match(app->role,
942                                   strlen(self->role), self->role, NULL))
943             match = FALSE;
944         else if (app->title &&
945                  !g_pattern_match(app->title,
946                                   strlen(self->title), self->title, NULL))
947             match = FALSE;
948         else if ((signed)app->type >= 0 && app->type != self->type) {
949             match = FALSE;
950         }
951
952         if (match) {
953             ob_debug("Window matching: %s", app->name);
954
955             /* copy the settings to our struct, overriding the existing
956                settings if they are not defaults */
957             config_app_settings_copy_non_defaults(app, settings);
958         }
959     }
960
961     if (settings->shade != -1)
962         self->shaded = !!settings->shade;
963     if (settings->decor != -1)
964         self->undecorated = !settings->decor;
965     if (settings->iconic != -1)
966         self->iconic = !!settings->iconic;
967     if (settings->skip_pager != -1)
968         self->skip_pager = !!settings->skip_pager;
969     if (settings->skip_taskbar != -1)
970         self->skip_taskbar = !!settings->skip_taskbar;
971
972     if (settings->max_vert != -1)
973         self->max_vert = !!settings->max_vert;
974     if (settings->max_horz != -1)
975         self->max_horz = !!settings->max_horz;
976
977     if (settings->fullscreen != -1)
978         self->fullscreen = !!settings->fullscreen;
979
980     if (settings->desktop) {
981         if (settings->desktop == DESKTOP_ALL)
982             self->desktop = settings->desktop;
983         else if (settings->desktop > 0 &&
984                  settings->desktop <= screen_num_desktops)
985             self->desktop = settings->desktop - 1;
986     }
987
988     if (settings->layer == -1) {
989         self->below = TRUE;
990         self->above = FALSE;
991     }
992     else if (settings->layer == 0) {
993         self->below = FALSE;
994         self->above = FALSE;
995     }
996     else if (settings->layer == 1) {
997         self->below = FALSE;
998         self->above = TRUE;
999     }
1000     return settings;
1001 }
1002
1003 static void client_restore_session_state(ObClient *self)
1004 {
1005     GList *it;
1006
1007     ob_debug_type(OB_DEBUG_SM,
1008                   "Restore session for client %s", self->title);
1009
1010     if (!(it = session_state_find(self))) {
1011         ob_debug_type(OB_DEBUG_SM,
1012                       "Session data not found for client %s", self->title);
1013         return;
1014     }
1015
1016     self->session = it->data;
1017
1018     ob_debug_type(OB_DEBUG_SM, "Session data loaded for client %s",
1019                   self->title);
1020
1021     RECT_SET_POINT(self->area, self->session->x, self->session->y);
1022     self->positioned = USPosition;
1023     self->sized = USSize;
1024     if (self->session->w > 0)
1025         self->area.width = self->session->w;
1026     if (self->session->h > 0)
1027         self->area.height = self->session->h;
1028     XResizeWindow(obt_display, self->window,
1029                   self->area.width, self->area.height);
1030
1031     self->desktop = (self->session->desktop == DESKTOP_ALL ?
1032                      self->session->desktop :
1033                      MIN(screen_num_desktops - 1, self->session->desktop));
1034     OBT_PROP_SET32(self->window, NET_WM_DESKTOP, CARDINAL, self->desktop);
1035
1036     self->shaded = self->session->shaded;
1037     self->iconic = self->session->iconic;
1038     self->skip_pager = self->session->skip_pager;
1039     self->skip_taskbar = self->session->skip_taskbar;
1040     self->fullscreen = self->session->fullscreen;
1041     self->above = self->session->above;
1042     self->below = self->session->below;
1043     self->max_horz = self->session->max_horz;
1044     self->max_vert = self->session->max_vert;
1045     self->undecorated = self->session->undecorated;
1046 }
1047
1048 static gboolean client_restore_session_stacking(ObClient *self)
1049 {
1050     GList *it, *mypos;
1051
1052     if (!self->session) return FALSE;
1053
1054     mypos = g_list_find(session_saved_state, self->session);
1055     if (!mypos) return FALSE;
1056
1057     /* start above me and look for the first client */
1058     for (it = g_list_previous(mypos); it; it = g_list_previous(it)) {
1059         GList *cit;
1060
1061         for (cit = client_list; cit; cit = g_list_next(cit)) {
1062             ObClient *c = cit->data;
1063             /* found a client that was in the session, so go below it */
1064             if (c->session == it->data) {
1065                 stacking_below(CLIENT_AS_WINDOW(self),
1066                                CLIENT_AS_WINDOW(cit->data));
1067                 return TRUE;
1068             }
1069         }
1070     }
1071     return FALSE;
1072 }
1073
1074 void client_move_onscreen(ObClient *self, gboolean rude)
1075 {
1076     gint x = self->area.x;
1077     gint y = self->area.y;
1078     if (client_find_onscreen(self, &x, &y,
1079                              self->area.width,
1080                              self->area.height, rude)) {
1081         client_move(self, x, y);
1082     }
1083 }
1084
1085 gboolean client_find_onscreen(ObClient *self, gint *x, gint *y, gint w, gint h,
1086                               gboolean rude)
1087 {
1088     gint ox = *x, oy = *y;
1089     gboolean rudel = rude, ruder = rude, rudet = rude, rudeb = rude;
1090     gint fw, fh;
1091     Rect desired;
1092     guint i;
1093     gboolean found_mon;
1094
1095     RECT_SET(desired, *x, *y, w, h);
1096     frame_rect_to_frame(self->frame, &desired);
1097
1098     /* get where the frame would be */
1099     frame_client_gravity(self->frame, x, y);
1100
1101     /* get the requested size of the window with decorations */
1102     fw = self->frame->size.left + w + self->frame->size.right;
1103     fh = self->frame->size.top + h + self->frame->size.bottom;
1104
1105     /* If rudeness wasn't requested, then still be rude in a given direction
1106        if the client is not moving, only resizing in that direction */
1107     if (!rude) {
1108         Point oldtl, oldtr, oldbl, oldbr;
1109         Point newtl, newtr, newbl, newbr;
1110         gboolean stationary_l, stationary_r, stationary_t, stationary_b;
1111
1112         POINT_SET(oldtl, self->frame->area.x, self->frame->area.y);
1113         POINT_SET(oldbr, self->frame->area.x + self->frame->area.width - 1,
1114                   self->frame->area.y + self->frame->area.height - 1);
1115         POINT_SET(oldtr, oldbr.x, oldtl.y);
1116         POINT_SET(oldbl, oldtl.x, oldbr.y);
1117
1118         POINT_SET(newtl, *x, *y);
1119         POINT_SET(newbr, *x + fw - 1, *y + fh - 1);
1120         POINT_SET(newtr, newbr.x, newtl.y);
1121         POINT_SET(newbl, newtl.x, newbr.y);
1122
1123         /* is it moving or just resizing from some corner? */
1124         stationary_l = oldtl.x == newtl.x;
1125         stationary_r = oldtr.x == newtr.x;
1126         stationary_t = oldtl.y == newtl.y;
1127         stationary_b = oldbl.y == newbl.y;
1128
1129         /* if left edge is growing and didnt move right edge */
1130         if (stationary_r && newtl.x < oldtl.x)
1131             rudel = TRUE;
1132         /* if right edge is growing and didnt move left edge */
1133         if (stationary_l && newtr.x > oldtr.x)
1134             ruder = TRUE;
1135         /* if top edge is growing and didnt move bottom edge */
1136         if (stationary_b && newtl.y < oldtl.y)
1137             rudet = TRUE;
1138         /* if bottom edge is growing and didnt move top edge */
1139         if (stationary_t && newbl.y > oldbl.y)
1140             rudeb = TRUE;
1141     }
1142
1143     /* we iterate through every monitor that the window is at least partially
1144        on, to make sure it is obeying the rules on them all
1145
1146        if the window does not appear on any monitors, then use the first one
1147     */
1148     found_mon = FALSE;
1149     for (i = 0; i < screen_num_monitors; ++i) {
1150         Rect *a;
1151
1152         if (!screen_physical_area_monitor_contains(i, &desired)) {
1153             if (i < screen_num_monitors - 1 || found_mon)
1154                 continue;
1155
1156             /* the window is not inside any monitor! so just use the first
1157                one */
1158             a = screen_area(self->desktop, 0, NULL);
1159         } else {
1160             found_mon = TRUE;
1161             a = screen_area(self->desktop, SCREEN_AREA_ONE_MONITOR, &desired);
1162         }
1163
1164         /* This makes sure windows aren't entirely outside of the screen so you
1165            can't see them at all.
1166            It makes sure 10% of the window is on the screen at least. And don't
1167            let it move itself off the top of the screen, which would hide the
1168            titlebar on you. (The user can still do this if they want too, it's
1169            only limiting the application.
1170         */
1171         if (client_normal(self)) {
1172             if (!self->strut.right && *x + fw/10 >= a->x + a->width - 1)
1173                 *x = a->x + a->width - fw/10;
1174             if (!self->strut.bottom && *y + fh/10 >= a->y + a->height - 1)
1175                 *y = a->y + a->height - fh/10;
1176             if (!self->strut.left && *x + fw*9/10 - 1 < a->x)
1177                 *x = a->x - fw*9/10;
1178             if (!self->strut.top && *y + fh*9/10 - 1 < a->y)
1179                 *y = a->y - fh*9/10;
1180         }
1181
1182         /* This here doesn't let windows even a pixel outside the
1183            struts/screen. When called from client_manage, programs placing
1184            themselves are forced completely onscreen, while things like
1185            xterm -geometry resolution-width/2 will work fine. Trying to
1186            place it completely offscreen will be handled in the above code.
1187            Sorry for this confused comment, i am tired. */
1188         if (rudel && !self->strut.left && *x < a->x) *x = a->x;
1189         if (ruder && !self->strut.right && *x + fw > a->x + a->width)
1190             *x = a->x + MAX(0, a->width - fw);
1191
1192         if (rudet && !self->strut.top && *y < a->y) *y = a->y;
1193         if (rudeb && !self->strut.bottom && *y + fh > a->y + a->height)
1194             *y = a->y + MAX(0, a->height - fh);
1195
1196         g_slice_free(Rect, a);
1197     }
1198
1199     /* get where the client should be */
1200     frame_frame_gravity(self->frame, x, y);
1201
1202     return ox != *x || oy != *y;
1203 }
1204
1205 static void client_get_all(ObClient *self, gboolean real)
1206 {
1207     /* this is needed for the frame to set itself up */
1208     client_get_area(self);
1209
1210     /* these things can change the decor and functions of the window */
1211
1212     client_get_mwm_hints(self);
1213     /* this can change the mwmhints for special cases */
1214     client_get_type_and_transientness(self);
1215     client_update_normal_hints(self);
1216
1217     /* set up the maximum possible decor/functions */
1218     client_setup_default_decor_and_functions(self);
1219
1220     client_get_state(self);
1221
1222     /* get the session related properties, these can change decorations
1223        from per-app settings */
1224     client_get_session_ids(self);
1225
1226     /* get this early so we have it for debugging, also this can be used
1227      by app rule matching */
1228     client_update_title(self);
1229
1230     /* now we got everything that can affect the decorations or app rule
1231        matching */
1232     if (!real)
1233         return;
1234
1235     /* save the values of the variables used for app rule matching */
1236     client_save_app_rule_values(self);
1237
1238     client_update_protocols(self);
1239
1240     client_update_wmhints(self);
1241     /* this may have already been called from client_update_wmhints */
1242     if (!self->parents && !self->transient_for_group)
1243         client_update_transient_for(self);
1244
1245     client_get_startup_id(self);
1246     client_get_desktop(self);/* uses transient data/group/startup id if a
1247                                 desktop is not specified */
1248     client_get_shaped(self);
1249
1250     {
1251         /* a couple type-based defaults for new windows */
1252
1253         /* this makes sure that these windows appear on all desktops */
1254         if (self->type == OB_CLIENT_TYPE_DESKTOP)
1255             self->desktop = DESKTOP_ALL;
1256     }
1257
1258 #ifdef SYNC
1259     client_update_sync_request_counter(self);
1260 #endif
1261
1262     client_get_colormap(self);
1263     client_update_strut(self);
1264     client_update_icons(self);
1265     client_update_icon_geometry(self);
1266 }
1267
1268 static void client_get_startup_id(ObClient *self)
1269 {
1270     if (!(OBT_PROP_GETS_UTF8(self->window, NET_STARTUP_ID, &self->startup_id)))
1271         if (self->group)
1272             OBT_PROP_GETS_UTF8(self->group->leader, NET_STARTUP_ID,
1273                                &self->startup_id);
1274 }
1275
1276 static void client_get_area(ObClient *self)
1277 {
1278     XWindowAttributes wattrib;
1279     Status ret;
1280
1281     ret = XGetWindowAttributes(obt_display, self->window, &wattrib);
1282     g_assert(ret != BadWindow);
1283
1284     RECT_SET(self->area, wattrib.x, wattrib.y, wattrib.width, wattrib.height);
1285     POINT_SET(self->root_pos, wattrib.x, wattrib.y);
1286     self->border_width = wattrib.border_width;
1287
1288     ob_debug("client area: %d %d  %d %d  bw %d", wattrib.x, wattrib.y,
1289              wattrib.width, wattrib.height, wattrib.border_width);
1290 }
1291
1292 static void client_get_desktop(ObClient *self)
1293 {
1294     guint32 d = screen_num_desktops; /* an always-invalid value */
1295
1296     if (OBT_PROP_GET32(self->window, NET_WM_DESKTOP, CARDINAL, &d)) {
1297         if (d >= screen_num_desktops && d != DESKTOP_ALL)
1298             self->desktop = screen_num_desktops - 1;
1299         else
1300             self->desktop = d;
1301         ob_debug("client requested desktop 0x%x", self->desktop);
1302     } else {
1303         GSList *it;
1304         gboolean first = TRUE;
1305         guint all = screen_num_desktops; /* not a valid value */
1306
1307         /* if they are all on one desktop, then open it on the
1308            same desktop */
1309         for (it = self->parents; it; it = g_slist_next(it)) {
1310             ObClient *c = it->data;
1311
1312             if (c->desktop == DESKTOP_ALL) continue;
1313
1314             if (first) {
1315                 all = c->desktop;
1316                 first = FALSE;
1317             }
1318             else if (all != c->desktop)
1319                 all = screen_num_desktops; /* make it invalid */
1320         }
1321         if (all != screen_num_desktops) {
1322             self->desktop = all;
1323
1324             ob_debug("client desktop set from parents: 0x%x",
1325                      self->desktop);
1326         }
1327         /* try get from the startup-notification protocol */
1328         else if (sn_get_desktop(self->startup_id, &self->desktop)) {
1329             if (self->desktop >= screen_num_desktops &&
1330                 self->desktop != DESKTOP_ALL)
1331                 self->desktop = screen_num_desktops - 1;
1332             ob_debug("client desktop set from startup-notification: 0x%x",
1333                      self->desktop);
1334         }
1335         /* defaults to the current desktop */
1336         else {
1337             self->desktop = screen_desktop;
1338             ob_debug("client desktop set to the current desktop: %d",
1339                      self->desktop);
1340         }
1341     }
1342 }
1343
1344 static void client_get_state(ObClient *self)
1345 {
1346     guint32 *state;
1347     guint num;
1348
1349     if (OBT_PROP_GETA32(self->window, NET_WM_STATE, ATOM, &state, &num)) {
1350         gulong i;
1351         for (i = 0; i < num; ++i) {
1352             if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_MODAL))
1353                 self->modal = TRUE;
1354             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_SHADED))
1355                 self->shaded = TRUE;
1356             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_HIDDEN))
1357                 self->iconic = TRUE;
1358             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_SKIP_TASKBAR))
1359                 self->skip_taskbar = TRUE;
1360             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_SKIP_PAGER))
1361                 self->skip_pager = TRUE;
1362             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_FULLSCREEN))
1363                 self->fullscreen = TRUE;
1364             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_MAXIMIZED_VERT))
1365                 self->max_vert = TRUE;
1366             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_MAXIMIZED_HORZ))
1367                 self->max_horz = TRUE;
1368             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_ABOVE))
1369                 self->above = TRUE;
1370             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_BELOW))
1371                 self->below = TRUE;
1372             else if (state[i] == OBT_PROP_ATOM(NET_WM_STATE_DEMANDS_ATTENTION))
1373                 self->demands_attention = TRUE;
1374             else if (state[i] == OBT_PROP_ATOM(OB_WM_STATE_UNDECORATED))
1375                 self->undecorated = TRUE;
1376         }
1377
1378         g_free(state);
1379     }
1380 }
1381
1382 static void client_get_shaped(ObClient *self)
1383 {
1384     self->shaped = FALSE;
1385 #ifdef SHAPE
1386     if (obt_display_extension_shape) {
1387         gint foo;
1388         guint ufoo;
1389         gint s;
1390
1391         XShapeSelectInput(obt_display, self->window, ShapeNotifyMask);
1392
1393         XShapeQueryExtents(obt_display, self->window, &s, &foo,
1394                            &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo,
1395                            &ufoo);
1396         self->shaped = !!s;
1397     }
1398 #endif
1399 }
1400
1401 void client_update_transient_for(ObClient *self)
1402 {
1403     Window t = None;
1404     ObClient *target = NULL;
1405     gboolean trangroup = FALSE;
1406
1407     if (XGetTransientForHint(obt_display, self->window, &t)) {
1408         if (t != self->window) { /* can't be transient to itself! */
1409             ObWindow *tw = window_find(t);
1410             /* if this happens then we need to check for it */
1411             g_assert(tw != CLIENT_AS_WINDOW(self));
1412             if (tw && WINDOW_IS_CLIENT(tw)) {
1413                 /* watch out for windows with a parent that is something
1414                    different, like a dockapp for example */
1415                 target = WINDOW_AS_CLIENT(tw);
1416             }
1417         }
1418
1419         /* Setting the transient_for to Root is actually illegal, however
1420            applications from time have done this to specify transient for
1421            their group */
1422         if (!target && self->group && t == obt_root(ob_screen))
1423             trangroup = TRUE;
1424     } else if (self->group && self->transient)
1425         trangroup = TRUE;
1426
1427     client_update_transient_tree(self, self->group, self->group,
1428                                  self->transient_for_group, trangroup,
1429                                  client_direct_parent(self), target);
1430     self->transient_for_group = trangroup;
1431
1432 }
1433
1434 static void client_update_transient_tree(ObClient *self,
1435                                          ObGroup *oldgroup, ObGroup *newgroup,
1436                                          gboolean oldgtran, gboolean newgtran,
1437                                          ObClient* oldparent,
1438                                          ObClient *newparent)
1439 {
1440     GSList *it, *next;
1441     ObClient *c;
1442
1443     g_assert(!oldgtran || oldgroup);
1444     g_assert(!newgtran || newgroup);
1445     g_assert((!oldgtran && !oldparent) ||
1446              (oldgtran && !oldparent) ||
1447              (!oldgtran && oldparent));
1448     g_assert((!newgtran && !newparent) ||
1449              (newgtran && !newparent) ||
1450              (!newgtran && newparent));
1451
1452     /* * *
1453       Group transient windows are not allowed to have other group
1454       transient windows as their children.
1455       * * */
1456
1457     /* No change has occured */
1458     if (oldgroup == newgroup &&
1459         oldgtran == newgtran &&
1460         oldparent == newparent) return;
1461
1462     /** Remove the client from the transient tree **/
1463
1464     for (it = self->transients; it; it = next) {
1465         next = g_slist_next(it);
1466         c = it->data;
1467         self->transients = g_slist_delete_link(self->transients, it);
1468         c->parents = g_slist_remove(c->parents, self);
1469     }
1470     for (it = self->parents; it; it = next) {
1471         next = g_slist_next(it);
1472         c = it->data;
1473         self->parents = g_slist_delete_link(self->parents, it);
1474         c->transients = g_slist_remove(c->transients, self);
1475     }
1476
1477     /** Re-add the client to the transient tree **/
1478
1479     /* If we're transient for a group then we need to add ourselves to all our
1480        parents */
1481     if (newgtran) {
1482         for (it = newgroup->members; it; it = g_slist_next(it)) {
1483             c = it->data;
1484             if (c != self &&
1485                 !client_search_top_direct_parent(c)->transient_for_group &&
1486                 client_normal(c))
1487             {
1488                 c->transients = g_slist_prepend(c->transients, self);
1489                 self->parents = g_slist_prepend(self->parents, c);
1490             }
1491         }
1492     }
1493
1494     /* If we are now transient for a single window we need to add ourselves to
1495        its children
1496
1497        WARNING: Cyclical transient-ness is possible if two windows are
1498        transient for eachother.
1499     */
1500     else if (newparent &&
1501              /* don't make ourself its child if it is already our child */
1502              !client_is_direct_child(self, newparent) &&
1503              client_normal(newparent))
1504     {
1505         newparent->transients = g_slist_prepend(newparent->transients, self);
1506         self->parents = g_slist_prepend(self->parents, newparent);
1507     }
1508
1509     /* Add any group transient windows to our children. But if we're transient
1510        for the group, then other group transients are not our children.
1511
1512        WARNING: Cyclical transient-ness is possible. For e.g. if:
1513        A is transient for the group
1514        B is transient for A
1515        C is transient for B
1516        A can't be transient for C or we have a cycle
1517     */
1518     if (!newgtran && newgroup &&
1519         (!newparent ||
1520          !client_search_top_direct_parent(newparent)->transient_for_group) &&
1521         client_normal(self))
1522     {
1523         for (it = newgroup->members; it; it = g_slist_next(it)) {
1524             c = it->data;
1525             if (c != self && c->transient_for_group &&
1526                 /* Don't make it our child if it is already our parent */
1527                 !client_is_direct_child(c, self))
1528             {
1529                 self->transients = g_slist_prepend(self->transients, c);
1530                 c->parents = g_slist_prepend(c->parents, self);
1531             }
1532         }
1533     }
1534
1535     /** If we change our group transient-ness, our children change their
1536         effective group transient-ness, which affects how they relate to other
1537         group windows **/
1538
1539     for (it = self->transients; it; it = g_slist_next(it)) {
1540         c = it->data;
1541         if (!c->transient_for_group)
1542             client_update_transient_tree(c, c->group, c->group,
1543                                          c->transient_for_group,
1544                                          c->transient_for_group,
1545                                          client_direct_parent(c),
1546                                          client_direct_parent(c));
1547     }
1548 }
1549
1550 void client_get_mwm_hints(ObClient *self)
1551 {
1552     guint num;
1553     guint32 *hints;
1554
1555     self->mwmhints.flags = 0; /* default to none */
1556
1557     if (OBT_PROP_GETA32(self->window, MOTIF_WM_HINTS, MOTIF_WM_HINTS,
1558                         &hints, &num)) {
1559         if (num >= OB_MWM_ELEMENTS) {
1560             self->mwmhints.flags = hints[0];
1561             self->mwmhints.functions = hints[1];
1562             self->mwmhints.decorations = hints[2];
1563         }
1564         g_free(hints);
1565     }
1566 }
1567
1568 void client_get_type_and_transientness(ObClient *self)
1569 {
1570     guint num, i;
1571     guint32 *val;
1572     Window t;
1573
1574     self->type = -1;
1575     self->transient = FALSE;
1576
1577     if (OBT_PROP_GETA32(self->window, NET_WM_WINDOW_TYPE, ATOM, &val, &num)) {
1578         /* use the first value that we know about in the array */
1579         for (i = 0; i < num; ++i) {
1580             if (val[i] == OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DESKTOP))
1581                 self->type = OB_CLIENT_TYPE_DESKTOP;
1582             else if (val[i] == OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DOCK))
1583                 self->type = OB_CLIENT_TYPE_DOCK;
1584             else if (val[i] == OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_TOOLBAR))
1585                 self->type = OB_CLIENT_TYPE_TOOLBAR;
1586             else if (val[i] == OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_MENU))
1587                 self->type = OB_CLIENT_TYPE_MENU;
1588             else if (val[i] == OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_UTILITY))
1589                 self->type = OB_CLIENT_TYPE_UTILITY;
1590             else if (val[i] == OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_SPLASH))
1591                 self->type = OB_CLIENT_TYPE_SPLASH;
1592             else if (val[i] == OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DIALOG))
1593                 self->type = OB_CLIENT_TYPE_DIALOG;
1594             else if (val[i] == OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_NORMAL))
1595                 self->type = OB_CLIENT_TYPE_NORMAL;
1596             else if (val[i] == OBT_PROP_ATOM(KDE_NET_WM_WINDOW_TYPE_OVERRIDE))
1597             {
1598                 /* prevent this window from getting any decor or
1599                    functionality */
1600                 self->mwmhints.flags &= (OB_MWM_FLAG_FUNCTIONS |
1601                                          OB_MWM_FLAG_DECORATIONS);
1602                 self->mwmhints.decorations = 0;
1603                 self->mwmhints.functions = 0;
1604             }
1605             if (self->type != (ObClientType) -1)
1606                 break; /* grab the first legit type */
1607         }
1608         g_free(val);
1609     }
1610
1611     if (XGetTransientForHint(obt_display, self->window, &t))
1612         self->transient = TRUE;
1613
1614     if (self->type == (ObClientType) -1) {
1615         /*the window type hint was not set, which means we either classify
1616           ourself as a normal window or a dialog, depending on if we are a
1617           transient. */
1618         if (self->transient)
1619             self->type = OB_CLIENT_TYPE_DIALOG;
1620         else
1621             self->type = OB_CLIENT_TYPE_NORMAL;
1622     }
1623
1624     /* then, based on our type, we can update our transientness.. */
1625     if (self->type == OB_CLIENT_TYPE_DIALOG ||
1626         self->type == OB_CLIENT_TYPE_TOOLBAR ||
1627         self->type == OB_CLIENT_TYPE_MENU ||
1628         self->type == OB_CLIENT_TYPE_UTILITY)
1629     {
1630         self->transient = TRUE;
1631     }
1632 }
1633
1634 void client_update_protocols(ObClient *self)
1635 {
1636     guint32 *proto;
1637     guint num_ret, i;
1638
1639     self->focus_notify = FALSE;
1640     self->delete_window = FALSE;
1641
1642     if (OBT_PROP_GETA32(self->window, WM_PROTOCOLS, ATOM, &proto, &num_ret)) {
1643         for (i = 0; i < num_ret; ++i) {
1644             if (proto[i] == OBT_PROP_ATOM(WM_DELETE_WINDOW))
1645                 /* this means we can request the window to close */
1646                 self->delete_window = TRUE;
1647             else if (proto[i] == OBT_PROP_ATOM(WM_TAKE_FOCUS))
1648                 /* if this protocol is requested, then the window will be
1649                    notified whenever we want it to receive focus */
1650                 self->focus_notify = TRUE;
1651             else if (proto[i] == OBT_PROP_ATOM(NET_WM_PING))
1652                 /* if this protocol is requested, then the window will allow
1653                    pings to determine if it is still alive */
1654                 self->ping = TRUE;
1655 #ifdef SYNC
1656             else if (proto[i] == OBT_PROP_ATOM(NET_WM_SYNC_REQUEST))
1657                 /* if this protocol is requested, then resizing the
1658                    window will be synchronized between the frame and the
1659                    client */
1660                 self->sync_request = TRUE;
1661 #endif
1662         }
1663         g_free(proto);
1664     }
1665 }
1666
1667 #ifdef SYNC
1668 void client_update_sync_request_counter(ObClient *self)
1669 {
1670     guint32 i;
1671
1672     if (OBT_PROP_GET32(self->window, NET_WM_SYNC_REQUEST_COUNTER, CARDINAL,&i))
1673     {
1674         XSyncValue val;
1675
1676         self->sync_counter = i;
1677
1678         /* this must be set when managing a new window according to EWMH */
1679         XSyncIntToValue(&val, 0);
1680         XSyncSetCounter(obt_display, self->sync_counter, val);
1681     } else
1682         self->sync_counter = None;
1683 }
1684 #endif
1685
1686 static void client_get_colormap(ObClient *self)
1687 {
1688     XWindowAttributes wa;
1689
1690     if (XGetWindowAttributes(obt_display, self->window, &wa))
1691         client_update_colormap(self, wa.colormap);
1692 }
1693
1694 void client_update_colormap(ObClient *self, Colormap colormap)
1695 {
1696     if (colormap == self->colormap) return;
1697
1698     ob_debug("Setting client %s colormap: 0x%x", self->title, colormap);
1699
1700     if (client_focused(self)) {
1701         screen_install_colormap(self, FALSE); /* uninstall old one */
1702         self->colormap = colormap;
1703         screen_install_colormap(self, TRUE); /* install new one */
1704     } else
1705         self->colormap = colormap;
1706 }
1707
1708 void client_update_opacity(ObClient *self)
1709 {
1710     guint32 o;
1711
1712     if (OBT_PROP_GET32(self->window, NET_WM_WINDOW_OPACITY, CARDINAL, &o))
1713         OBT_PROP_SET32(self->frame->window, NET_WM_WINDOW_OPACITY, CARDINAL, o);
1714     else
1715         OBT_PROP_ERASE(self->frame->window, NET_WM_WINDOW_OPACITY);
1716 }
1717
1718 void client_update_normal_hints(ObClient *self)
1719 {
1720     XSizeHints size;
1721     glong ret;
1722
1723     /* defaults */
1724     self->min_ratio = 0.0f;
1725     self->max_ratio = 0.0f;
1726     SIZE_SET(self->size_inc, 1, 1);
1727     SIZE_SET(self->base_size, -1, -1);
1728     SIZE_SET(self->min_size, 0, 0);
1729     SIZE_SET(self->max_size, G_MAXINT, G_MAXINT);
1730
1731     /* get the hints from the window */
1732     if (XGetWMNormalHints(obt_display, self->window, &size, &ret)) {
1733         /* normal windows can't request placement! har har
1734         if (!client_normal(self))
1735         */
1736         self->positioned = (size.flags & (PPosition|USPosition));
1737         self->sized = (size.flags & (PSize|USSize));
1738
1739         if (size.flags & PWinGravity)
1740             self->gravity = size.win_gravity;
1741
1742         if (size.flags & PAspect) {
1743             if (size.min_aspect.y)
1744                 self->min_ratio =
1745                     (gfloat) size.min_aspect.x / size.min_aspect.y;
1746             if (size.max_aspect.y)
1747                 self->max_ratio =
1748                     (gfloat) size.max_aspect.x / size.max_aspect.y;
1749         }
1750
1751         if (size.flags & PMinSize)
1752             SIZE_SET(self->min_size, size.min_width, size.min_height);
1753
1754         if (size.flags & PMaxSize)
1755             SIZE_SET(self->max_size, size.max_width, size.max_height);
1756
1757         if (size.flags & PBaseSize)
1758             SIZE_SET(self->base_size, size.base_width, size.base_height);
1759
1760         if (size.flags & PResizeInc && size.width_inc && size.height_inc)
1761             SIZE_SET(self->size_inc, size.width_inc, size.height_inc);
1762
1763         ob_debug("Normal hints: min size (%d %d) max size (%d %d)",
1764                  self->min_size.width, self->min_size.height,
1765                  self->max_size.width, self->max_size.height);
1766         ob_debug("size inc (%d %d) base size (%d %d)",
1767                  self->size_inc.width, self->size_inc.height,
1768                  self->base_size.width, self->base_size.height);
1769     }
1770     else
1771         ob_debug("Normal hints: not set");
1772 }
1773
1774 static void client_setup_default_decor_and_functions(ObClient *self)
1775 {
1776     /* start with everything (cept fullscreen) */
1777     self->decorations =
1778         (OB_FRAME_DECOR_TITLEBAR |
1779          OB_FRAME_DECOR_HANDLE |
1780          OB_FRAME_DECOR_GRIPS |
1781          OB_FRAME_DECOR_BORDER |
1782          OB_FRAME_DECOR_ICON |
1783          OB_FRAME_DECOR_ALLDESKTOPS |
1784          OB_FRAME_DECOR_ICONIFY |
1785          OB_FRAME_DECOR_MAXIMIZE |
1786          OB_FRAME_DECOR_SHADE |
1787          OB_FRAME_DECOR_CLOSE);
1788     self->functions =
1789         (OB_CLIENT_FUNC_RESIZE |
1790          OB_CLIENT_FUNC_MOVE |
1791          OB_CLIENT_FUNC_ICONIFY |
1792          OB_CLIENT_FUNC_MAXIMIZE |
1793          OB_CLIENT_FUNC_SHADE |
1794          OB_CLIENT_FUNC_CLOSE |
1795          OB_CLIENT_FUNC_BELOW |
1796          OB_CLIENT_FUNC_ABOVE |
1797          OB_CLIENT_FUNC_UNDECORATE);
1798
1799     if (!(self->min_size.width < self->max_size.width ||
1800           self->min_size.height < self->max_size.height))
1801         self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1802
1803     switch (self->type) {
1804     case OB_CLIENT_TYPE_NORMAL:
1805         /* normal windows retain all of the possible decorations and
1806            functionality, and can be fullscreen */
1807         self->functions |= OB_CLIENT_FUNC_FULLSCREEN;
1808         break;
1809
1810     case OB_CLIENT_TYPE_DIALOG:
1811         /* sometimes apps make dialog windows fullscreen for some reason (for
1812            e.g. kpdf does this..) */
1813         self->functions |= OB_CLIENT_FUNC_FULLSCREEN;
1814         break;
1815
1816     case OB_CLIENT_TYPE_UTILITY:
1817         /* these windows don't have anything added or removed by default */
1818         break;
1819
1820     case OB_CLIENT_TYPE_MENU:
1821     case OB_CLIENT_TYPE_TOOLBAR:
1822         /* these windows can't iconify or maximize */
1823         self->decorations &= ~(OB_FRAME_DECOR_ICONIFY |
1824                                OB_FRAME_DECOR_MAXIMIZE);
1825         self->functions &= ~(OB_CLIENT_FUNC_ICONIFY |
1826                              OB_CLIENT_FUNC_MAXIMIZE);
1827         break;
1828
1829     case OB_CLIENT_TYPE_SPLASH:
1830         /* these don't get get any decorations, and the only thing you can
1831            do with them is move them */
1832         self->decorations = 0;
1833         self->functions = OB_CLIENT_FUNC_MOVE;
1834         break;
1835
1836     case OB_CLIENT_TYPE_DESKTOP:
1837         /* these windows are not manipulated by the window manager */
1838         self->decorations = 0;
1839         self->functions = 0;
1840         break;
1841
1842     case OB_CLIENT_TYPE_DOCK:
1843         /* these windows are not manipulated by the window manager, but they
1844            can set below layer which has a special meaning */
1845         self->decorations = 0;
1846         self->functions = OB_CLIENT_FUNC_BELOW;
1847         break;
1848     }
1849
1850     /* If the client has no decor from its type (which never changes) then
1851        don't allow the user to "undecorate" the window.  Otherwise, allow them
1852        to, even if there are motif hints removing the decor, because those
1853        may change these days (e.g. chromium) */
1854     if (self->decorations == 0)
1855         self->functions &= ~OB_CLIENT_FUNC_UNDECORATE;
1856
1857     /* Mwm Hints are applied subtractively to what has already been chosen for
1858        decor and functionality */
1859     if (self->mwmhints.flags & OB_MWM_FLAG_DECORATIONS) {
1860         if (! (self->mwmhints.decorations & OB_MWM_DECOR_ALL)) {
1861             if (! ((self->mwmhints.decorations & OB_MWM_DECOR_HANDLE) ||
1862                    (self->mwmhints.decorations & OB_MWM_DECOR_TITLE)))
1863             {
1864                 /* if the mwm hints request no handle or title, then all
1865                    decorations are disabled, but keep the border if that's
1866                    specified */
1867                 if (self->mwmhints.decorations & OB_MWM_DECOR_BORDER)
1868                     self->decorations = OB_FRAME_DECOR_BORDER;
1869                 else
1870                     self->decorations = 0;
1871             }
1872         }
1873     }
1874
1875     if (self->mwmhints.flags & OB_MWM_FLAG_FUNCTIONS) {
1876         if (! (self->mwmhints.functions & OB_MWM_FUNC_ALL)) {
1877             if (! (self->mwmhints.functions & OB_MWM_FUNC_RESIZE))
1878                 self->functions &= ~OB_CLIENT_FUNC_RESIZE;
1879             if (! (self->mwmhints.functions & OB_MWM_FUNC_MOVE))
1880                 self->functions &= ~OB_CLIENT_FUNC_MOVE;
1881             /* dont let mwm hints kill any buttons
1882                if (! (self->mwmhints.functions & OB_MWM_FUNC_ICONIFY))
1883                self->functions &= ~OB_CLIENT_FUNC_ICONIFY;
1884                if (! (self->mwmhints.functions & OB_MWM_FUNC_MAXIMIZE))
1885                self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1886             */
1887             /* dont let mwm hints kill the close button
1888                if (! (self->mwmhints.functions & MwmFunc_Close))
1889                self->functions &= ~OB_CLIENT_FUNC_CLOSE; */
1890         }
1891     }
1892
1893     if (!(self->functions & OB_CLIENT_FUNC_SHADE))
1894         self->decorations &= ~OB_FRAME_DECOR_SHADE;
1895     if (!(self->functions & OB_CLIENT_FUNC_ICONIFY))
1896         self->decorations &= ~OB_FRAME_DECOR_ICONIFY;
1897     if (!(self->functions & OB_CLIENT_FUNC_RESIZE))
1898         self->decorations &= ~(OB_FRAME_DECOR_GRIPS | OB_FRAME_DECOR_HANDLE);
1899
1900     /* can't maximize without moving/resizing */
1901     if (!((self->functions & OB_CLIENT_FUNC_MAXIMIZE) &&
1902           (self->functions & OB_CLIENT_FUNC_MOVE) &&
1903           (self->functions & OB_CLIENT_FUNC_RESIZE))) {
1904         self->functions &= ~OB_CLIENT_FUNC_MAXIMIZE;
1905         self->decorations &= ~OB_FRAME_DECOR_MAXIMIZE;
1906     }
1907 }
1908
1909 /*! Set up decor for a client based on its undecorated state. */
1910 static void client_setup_decor_undecorated(ObClient *self)
1911 {
1912     /* If the user requested no decorations, then remove all the decorations,
1913        except the border.  But don't add a border if there wasn't one. */
1914     if (self->undecorated)
1915         self->decorations &= (config_theme_keepborder ?
1916                               OB_FRAME_DECOR_BORDER : 0);
1917 }
1918
1919 void client_setup_decor_and_functions(ObClient *self, gboolean reconfig)
1920 {
1921     client_setup_default_decor_and_functions(self);
1922
1923     client_setup_decor_undecorated(self);
1924
1925     if (self->max_horz && self->max_vert) {
1926         /* once upon a time you couldn't resize maximized windows, that is not
1927            the case any more though !
1928
1929            but do kill the handle on fully maxed windows */
1930         self->decorations &= ~(OB_FRAME_DECOR_HANDLE | OB_FRAME_DECOR_GRIPS);
1931     }
1932
1933     /* if we don't have a titlebar, then we cannot shade! */
1934     if (!(self->decorations & OB_FRAME_DECOR_TITLEBAR))
1935         self->functions &= ~OB_CLIENT_FUNC_SHADE;
1936
1937     /* now we need to check against rules for the client's current state */
1938     if (self->fullscreen) {
1939         self->functions &= (OB_CLIENT_FUNC_CLOSE |
1940                             OB_CLIENT_FUNC_FULLSCREEN |
1941                             OB_CLIENT_FUNC_ICONIFY);
1942         self->decorations = 0;
1943     }
1944
1945     client_change_allowed_actions(self);
1946
1947     if (reconfig)
1948         /* reconfigure to make sure decorations are updated */
1949         client_reconfigure(self, FALSE);
1950 }
1951
1952 static void client_change_allowed_actions(ObClient *self)
1953 {
1954     gulong actions[12];
1955     gint num = 0;
1956
1957     /* desktop windows are kept on all desktops */
1958     if (self->type != OB_CLIENT_TYPE_DESKTOP)
1959         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_CHANGE_DESKTOP);
1960
1961     if (self->functions & OB_CLIENT_FUNC_SHADE)
1962         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_SHADE);
1963     if (self->functions & OB_CLIENT_FUNC_CLOSE)
1964         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_CLOSE);
1965     if (self->functions & OB_CLIENT_FUNC_MOVE)
1966         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_MOVE);
1967     if (self->functions & OB_CLIENT_FUNC_ICONIFY)
1968         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_MINIMIZE);
1969     if (self->functions & OB_CLIENT_FUNC_RESIZE)
1970         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_RESIZE);
1971     if (self->functions & OB_CLIENT_FUNC_FULLSCREEN)
1972         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_FULLSCREEN);
1973     if (self->functions & OB_CLIENT_FUNC_MAXIMIZE) {
1974         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_MAXIMIZE_HORZ);
1975         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_MAXIMIZE_VERT);
1976     }
1977     if (self->functions & OB_CLIENT_FUNC_ABOVE)
1978         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_ABOVE);
1979     if (self->functions & OB_CLIENT_FUNC_BELOW)
1980         actions[num++] = OBT_PROP_ATOM(NET_WM_ACTION_BELOW);
1981     if (self->functions & OB_CLIENT_FUNC_UNDECORATE)
1982         actions[num++] = OBT_PROP_ATOM(OB_WM_ACTION_UNDECORATE);
1983
1984     OBT_PROP_SETA32(self->window, NET_WM_ALLOWED_ACTIONS, ATOM, actions, num);
1985
1986     /* make sure the window isn't breaking any rules now
1987
1988        don't check ICONIFY here.  just cuz a window can't iconify doesnt mean
1989        it can't be iconified with its parent
1990     */
1991
1992     if (!(self->functions & OB_CLIENT_FUNC_SHADE) && self->shaded) {
1993         if (self->frame) client_shade(self, FALSE);
1994         else self->shaded = FALSE;
1995     }
1996     if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) && self->fullscreen) {
1997         if (self->frame) client_fullscreen(self, FALSE);
1998         else self->fullscreen = FALSE;
1999     }
2000     if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE) && (self->max_horz ||
2001                                                          self->max_vert)) {
2002         if (self->frame) client_maximize(self, FALSE, 0);
2003         else self->max_vert = self->max_horz = FALSE;
2004     }
2005 }
2006
2007 void client_update_wmhints(ObClient *self)
2008 {
2009     XWMHints *hints;
2010
2011     /* assume a window takes input if it doesn't specify */
2012     self->can_focus = TRUE;
2013
2014     if ((hints = XGetWMHints(obt_display, self->window)) != NULL) {
2015         gboolean ur;
2016
2017         if (hints->flags & InputHint)
2018             self->can_focus = hints->input;
2019
2020         /* only do this when first managing the window *AND* when we aren't
2021            starting up! */
2022         if (ob_state() != OB_STATE_STARTING && self->frame == NULL)
2023             if (hints->flags & StateHint)
2024                 self->iconic = hints->initial_state == IconicState;
2025
2026         ur = self->urgent;
2027         self->urgent = (hints->flags & XUrgencyHint);
2028         if (self->urgent && !ur)
2029             client_hilite(self, TRUE);
2030         else if (!self->urgent && ur && self->demands_attention)
2031             client_hilite(self, FALSE);
2032
2033         if (!(hints->flags & WindowGroupHint))
2034             hints->window_group = None;
2035
2036         /* did the group state change? */
2037         if (hints->window_group !=
2038             (self->group ? self->group->leader : None))
2039         {
2040             ObGroup *oldgroup = self->group;
2041
2042             /* remove from the old group if there was one */
2043             if (self->group) {
2044                 group_remove(self->group, self);
2045                 self->group = NULL;
2046             }
2047
2048             /* add ourself to the group if we have one */
2049             if (hints->window_group != None) {
2050                 self->group = group_add(hints->window_group, self);
2051             }
2052
2053             /* Put ourselves into the new group's transient tree, and remove
2054                ourselves from the old group's */
2055             client_update_transient_tree(self, oldgroup, self->group,
2056                                          self->transient_for_group,
2057                                          self->transient_for_group,
2058                                          client_direct_parent(self),
2059                                          client_direct_parent(self));
2060
2061             /* Lastly, being in a group, or not, can change if the window is
2062                transient for anything.
2063
2064                The logic for this is:
2065                self->transient = TRUE always if the window wants to be
2066                transient for something, even if transient_for was NULL because
2067                it wasn't in a group before.
2068
2069                If parents was NULL and oldgroup was NULL we can assume
2070                that when we add the new group, it will become transient for
2071                something.
2072
2073                If transient_for_group is TRUE, then it must have already
2074                had a group. If it is getting a new group, the above call to
2075                client_update_transient_tree has already taken care of
2076                everything ! If it is losing all group status then it will
2077                no longer be transient for anything and that needs to be
2078                updated.
2079             */
2080             if (self->transient &&
2081                 ((self->parents == NULL && oldgroup == NULL) ||
2082                  (self->transient_for_group && !self->group)))
2083                 client_update_transient_for(self);
2084         }
2085
2086         /* the WM_HINTS can contain an icon */
2087         if (hints->flags & IconPixmapHint)
2088             client_update_icons(self);
2089
2090         XFree(hints);
2091     }
2092
2093     focus_cycle_addremove(self, TRUE);
2094 }
2095
2096 void client_update_title(ObClient *self)
2097 {
2098     gchar *data = NULL;
2099     gchar *visible = NULL;
2100
2101     g_free(self->title);
2102     g_free(self->original_title);
2103
2104     /* try netwm */
2105     if (!OBT_PROP_GETS_UTF8(self->window, NET_WM_NAME, &data)) {
2106         /* try old x stuff */
2107         if (!OBT_PROP_GETS(self->window, WM_NAME, &data)) {
2108             if (self->transient) {
2109    /*
2110    GNOME alert windows are not given titles:
2111    http://developer.gnome.org/projects/gup/hig/draft_hig_new/windows-alert.html
2112    */
2113                 data = g_strdup("");
2114             } else
2115                 data = g_strdup(_("Unnamed Window"));
2116         }
2117     }
2118     self->original_title = g_strdup(data);
2119
2120     if (self->client_machine) {
2121         visible = g_strdup_printf("%s (%s)", data, self->client_machine);
2122         g_free(data);
2123     } else
2124         visible = data;
2125
2126     if (self->not_responding) {
2127         data = visible;
2128         if (self->kill_level > 0)
2129             visible = g_strdup_printf("%s - [%s]", data, _("Killing..."));
2130         else
2131             visible = g_strdup_printf("%s - [%s]", data, _("Not Responding"));
2132         g_free(data);
2133     }
2134
2135     OBT_PROP_SETS(self->window, NET_WM_VISIBLE_NAME, visible);
2136     self->title = visible;
2137
2138     if (self->frame)
2139         frame_adjust_title(self->frame);
2140
2141     /* update the icon title */
2142     data = NULL;
2143     g_free(self->icon_title);
2144
2145     /* try netwm */
2146     if (!OBT_PROP_GETS_UTF8(self->window, NET_WM_ICON_NAME, &data))
2147         /* try old x stuff */
2148         if (!OBT_PROP_GETS(self->window, WM_ICON_NAME, &data))
2149             data = g_strdup(self->title);
2150
2151     if (self->client_machine) {
2152         visible = g_strdup_printf("%s (%s)", data, self->client_machine);
2153         g_free(data);
2154     } else
2155         visible = data;
2156
2157     if (self->not_responding) {
2158         data = visible;
2159         if (self->kill_level > 0)
2160             visible = g_strdup_printf("%s - [%s]", data, _("Killing..."));
2161         else
2162             visible = g_strdup_printf("%s - [%s]", data, _("Not Responding"));
2163         g_free(data);
2164     }
2165
2166     OBT_PROP_SETS(self->window, NET_WM_VISIBLE_ICON_NAME, visible);
2167     self->icon_title = visible;
2168 }
2169
2170 void client_update_strut(ObClient *self)
2171 {
2172     guint num;
2173     guint32 *data;
2174     gboolean got = FALSE;
2175     StrutPartial strut;
2176
2177     if (OBT_PROP_GETA32(self->window, NET_WM_STRUT_PARTIAL, CARDINAL,
2178                         &data, &num))
2179     {
2180         if (num == 12) {
2181             got = TRUE;
2182             STRUT_PARTIAL_SET(strut,
2183                               data[0], data[2], data[1], data[3],
2184                               data[4], data[5], data[8], data[9],
2185                               data[6], data[7], data[10], data[11]);
2186         }
2187         g_free(data);
2188     }
2189
2190     if (!got &&
2191         OBT_PROP_GETA32(self->window, NET_WM_STRUT, CARDINAL, &data, &num)) {
2192         if (num == 4) {
2193             const Rect *a;
2194
2195             got = TRUE;
2196
2197             /* use the screen's width/height */
2198             a = screen_physical_area_all_monitors();
2199
2200             STRUT_PARTIAL_SET(strut,
2201                               data[0], data[2], data[1], data[3],
2202                               a->y, a->y + a->height - 1,
2203                               a->x, a->x + a->width - 1,
2204                               a->y, a->y + a->height - 1,
2205                               a->x, a->x + a->width - 1);
2206         }
2207         g_free(data);
2208     }
2209
2210     if (!got)
2211         STRUT_PARTIAL_SET(strut, 0, 0, 0, 0,
2212                           0, 0, 0, 0, 0, 0, 0, 0);
2213
2214     if (!PARTIAL_STRUT_EQUAL(strut, self->strut)) {
2215         self->strut = strut;
2216
2217         /* updating here is pointless while we're being mapped cuz we're not in
2218            the client list yet */
2219         if (self->frame)
2220             screen_update_areas();
2221     }
2222 }
2223
2224 void client_update_icons(ObClient *self)
2225 {
2226     guint num;
2227     guint32 *data;
2228     guint w, h, i, j;
2229     RrImage *img;
2230
2231     img = NULL;
2232
2233     /* grab the server, because we might be setting the window's icon and
2234        we don't want them to set it in between and we overwrite their own
2235        icon */
2236     grab_server(TRUE);
2237
2238     if (OBT_PROP_GETA32(self->window, NET_WM_ICON, CARDINAL, &data, &num)) {
2239         /* figure out how many valid icons are in here */
2240         i = 0;
2241         while (i + 2 < num) { /* +2 is to make sure there is a w and h */
2242             w = data[i++];
2243             h = data[i++];
2244             /* watch for the data being too small for the specified size,
2245                or for zero sized icons. */
2246             if (i + w*h > num || w == 0 || h == 0) {
2247                 i += w*h;
2248                 continue;
2249             }
2250
2251             /* convert it to the right bit order for ObRender */
2252             for (j = 0; j < w*h; ++j)
2253                 data[i+j] =
2254                     (((data[i+j] >> 24) & 0xff) << RrDefaultAlphaOffset) +
2255                     (((data[i+j] >> 16) & 0xff) << RrDefaultRedOffset)   +
2256                     (((data[i+j] >>  8) & 0xff) << RrDefaultGreenOffset) +
2257                     (((data[i+j] >>  0) & 0xff) << RrDefaultBlueOffset);
2258
2259             /* add it to the image cache as an original */
2260             if (!img)
2261                 img = RrImageNewFromData(ob_rr_icons, &data[i], w, h);
2262             else
2263                 RrImageAddFromData(img, &data[i], w, h);
2264
2265             i += w*h;
2266         }
2267
2268         g_free(data);
2269     }
2270
2271     /* if we didn't find an image from the NET_WM_ICON stuff, then try the
2272        legacy X hints */
2273     if (!img) {
2274         XWMHints *hints;
2275
2276         if ((hints = XGetWMHints(obt_display, self->window))) {
2277             if (hints->flags & IconPixmapHint) {
2278                 gboolean xicon;
2279                 obt_display_ignore_errors(TRUE);
2280                 xicon = RrPixmapToRGBA(ob_rr_inst,
2281                                        hints->icon_pixmap,
2282                                        (hints->flags & IconMaskHint ?
2283                                         hints->icon_mask : None),
2284                                        (gint*)&w, (gint*)&h, &data);
2285                 obt_display_ignore_errors(FALSE);
2286
2287                 if (xicon) {
2288                     if (w > 0 && h > 0) {
2289                         if (!img)
2290                             img = RrImageNewFromData(ob_rr_icons, data, w, h);
2291                         else
2292                             RrImageAddFromData(img, data, w, h);
2293                     }
2294
2295                     g_free(data);
2296                 }
2297             }
2298             XFree(hints);
2299         }
2300     }
2301
2302     /* set the client's icons to be whatever we found */
2303     RrImageUnref(self->icon_set);
2304     self->icon_set = img;
2305
2306     /* if the client has no icon at all, then we set a default icon onto it.
2307        but, if it has parents, then one of them will have an icon already
2308     */
2309     if (!self->icon_set && !self->parents) {
2310         RrPixel32 *icon = ob_rr_theme->def_win_icon;
2311         gulong *ldata; /* use a long here to satisfy OBT_PROP_SETA32 */
2312
2313         w = ob_rr_theme->def_win_icon_w;
2314         h = ob_rr_theme->def_win_icon_h;
2315         ldata = g_new(gulong, w*h+2);
2316         ldata[0] = w;
2317         ldata[1] = h;
2318         for (i = 0; i < w*h; ++i)
2319             ldata[i+2] = (((icon[i] >> RrDefaultAlphaOffset) & 0xff) << 24) +
2320                 (((icon[i] >> RrDefaultRedOffset) & 0xff) << 16) +
2321                 (((icon[i] >> RrDefaultGreenOffset) & 0xff) << 8) +
2322                 (((icon[i] >> RrDefaultBlueOffset) & 0xff) << 0);
2323         OBT_PROP_SETA32(self->window, NET_WM_ICON, CARDINAL, ldata, w*h+2);
2324         g_free(ldata);
2325     } else if (self->frame)
2326         /* don't draw the icon empty if we're just setting one now anyways,
2327            we'll get the property change any second */
2328         frame_adjust_icon(self->frame);
2329
2330     grab_server(FALSE);
2331 }
2332
2333 void client_update_icon_geometry(ObClient *self)
2334 {
2335     guint num;
2336     guint32 *data;
2337
2338     RECT_SET(self->icon_geometry, 0, 0, 0, 0);
2339
2340     if (OBT_PROP_GETA32(self->window, NET_WM_ICON_GEOMETRY, CARDINAL,
2341                         &data, &num))
2342     {
2343         if (num == 4)
2344             /* don't let them set it with an area < 0 */
2345             RECT_SET(self->icon_geometry, data[0], data[1],
2346                      MAX(data[2],0), MAX(data[3],0));
2347         g_free(data);
2348     }
2349 }
2350
2351 static void client_get_session_ids(ObClient *self)
2352 {
2353     guint32 leader;
2354     gboolean got;
2355     gchar *s;
2356     gchar **ss;
2357
2358     if (!OBT_PROP_GET32(self->window, WM_CLIENT_LEADER, WINDOW, &leader))
2359         leader = None;
2360
2361     /* get the SM_CLIENT_ID */
2362     if (leader && leader != self->window)
2363         OBT_PROP_GETS_XPCS(leader, SM_CLIENT_ID, &self->sm_client_id);
2364     else
2365         OBT_PROP_GETS_XPCS(self->window, SM_CLIENT_ID, &self->sm_client_id);
2366
2367     /* get the WM_CLASS (name and class). make them "" if they are not
2368        provided */
2369     got = OBT_PROP_GETSS_TYPE(self->window, WM_CLASS, STRING_NO_CC, &ss);
2370
2371     if (got) {
2372         if (ss[0]) {
2373             self->name = g_strdup(ss[0]);
2374             if (ss[1])
2375                 self->class = g_strdup(ss[1]);
2376         }
2377         g_strfreev(ss);
2378     }
2379
2380     if (self->name == NULL) self->name = g_strdup("");
2381     if (self->class == NULL) self->class = g_strdup("");
2382
2383     /* get the WM_CLASS (name and class) from the group leader. make them "" if
2384        they are not provided */
2385     if (leader)
2386         got = OBT_PROP_GETSS_TYPE(leader, WM_CLASS, STRING_NO_CC, &ss);
2387     else
2388         got = FALSE;
2389
2390     if (got) {
2391         if (ss[0]) {
2392             self->group_name = g_strdup(ss[0]);
2393             if (ss[1])
2394                 self->group_class = g_strdup(ss[1]);
2395         }
2396         g_strfreev(ss);
2397     }
2398
2399     if (self->group_name == NULL) self->group_name = g_strdup("");
2400     if (self->group_class == NULL) self->group_class = g_strdup("");
2401
2402     /* get the WM_WINDOW_ROLE. make it "" if it is not provided */
2403     got = OBT_PROP_GETS_XPCS(self->window, WM_WINDOW_ROLE, &s);
2404
2405     if (got)
2406         self->role = s;
2407     else
2408         self->role = g_strdup("");
2409
2410     /* get the WM_COMMAND */
2411     got = FALSE;
2412
2413     if (leader)
2414         got = OBT_PROP_GETSS(leader, WM_COMMAND, &ss);
2415     if (!got)
2416         got = OBT_PROP_GETSS(self->window, WM_COMMAND, &ss);
2417
2418     if (got) {
2419         /* merge/mash them all together */
2420         gchar *merge = NULL;
2421         gint i;
2422
2423         for (i = 0; ss[i]; ++i) {
2424             gchar *tmp = merge;
2425             if (merge)
2426                 merge = g_strconcat(merge, ss[i], NULL);
2427             else
2428                 merge = g_strconcat(ss[i], NULL);
2429             g_free(tmp);
2430         }
2431         g_strfreev(ss);
2432
2433         self->wm_command = merge;
2434     }
2435
2436     /* get the WM_CLIENT_MACHINE */
2437     got = FALSE;
2438     if (leader)
2439         got = OBT_PROP_GETS(leader, WM_CLIENT_MACHINE, &s);
2440     if (!got)
2441         got = OBT_PROP_GETS(self->window, WM_CLIENT_MACHINE, &s);
2442
2443     if (got) {
2444         gchar localhost[128];
2445         guint32 pid;
2446
2447         gethostname(localhost, 127);
2448         localhost[127] = '\0';
2449         if (strcmp(localhost, s) != 0)
2450             self->client_machine = s;
2451         else
2452             g_free(s);
2453
2454         /* see if it has the PID set too (the PID requires that the
2455            WM_CLIENT_MACHINE be set) */
2456         if (OBT_PROP_GET32(self->window, NET_WM_PID, CARDINAL, &pid))
2457             self->pid = pid;
2458     }
2459 }
2460
2461 /*! Save the properties used for app matching rules, as seen by Openbox when
2462   the window mapped, so that users can still access them later if the app
2463   changes them */
2464 static void client_save_app_rule_values(ObClient *self)
2465 {
2466     const gchar *type;
2467
2468     OBT_PROP_SETS(self->window, OB_APP_ROLE, self->role);
2469     OBT_PROP_SETS(self->window, OB_APP_NAME, self->name);
2470     OBT_PROP_SETS(self->window, OB_APP_CLASS, self->class);
2471     OBT_PROP_SETS(self->window, OB_APP_GROUP_NAME, self->group_name);
2472     OBT_PROP_SETS(self->window, OB_APP_GROUP_CLASS, self->group_class);
2473     OBT_PROP_SETS(self->window, OB_APP_TITLE, self->original_title);
2474
2475     switch (self->type) {
2476     case OB_CLIENT_TYPE_NORMAL:
2477         type = "normal"; break;
2478     case OB_CLIENT_TYPE_DIALOG:
2479         type = "dialog"; break;
2480     case OB_CLIENT_TYPE_UTILITY:
2481         type = "utility"; break;
2482     case OB_CLIENT_TYPE_MENU:
2483         type = "menu"; break;
2484     case OB_CLIENT_TYPE_TOOLBAR:
2485         type = "toolbar"; break;
2486     case OB_CLIENT_TYPE_SPLASH:
2487         type = "splash"; break;
2488     case OB_CLIENT_TYPE_DESKTOP:
2489         type = "desktop"; break;
2490     case OB_CLIENT_TYPE_DOCK:
2491         type = "dock"; break;
2492     }
2493     OBT_PROP_SETS(self->window, OB_APP_TYPE, type);
2494 }
2495
2496 static void client_change_wm_state(ObClient *self)
2497 {
2498     gulong state[2];
2499     glong old;
2500
2501     old = self->wmstate;
2502
2503     if (self->shaded || self->iconic ||
2504         (self->desktop != DESKTOP_ALL && self->desktop != screen_desktop))
2505     {
2506         self->wmstate = IconicState;
2507     } else
2508         self->wmstate = NormalState;
2509
2510     if (old != self->wmstate) {
2511         OBT_PROP_MSG(ob_screen, self->window, KDE_WM_CHANGE_STATE,
2512                      self->wmstate, 1, 0, 0, 0);
2513
2514         state[0] = self->wmstate;
2515         state[1] = None;
2516         OBT_PROP_SETA32(self->window, WM_STATE, WM_STATE, state, 2);
2517     }
2518 }
2519
2520 static void client_change_state(ObClient *self)
2521 {
2522     gulong netstate[12];
2523     guint num;
2524
2525     num = 0;
2526     if (self->modal)
2527         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_MODAL);
2528     if (self->shaded)
2529         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_SHADED);
2530     if (self->iconic)
2531         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_HIDDEN);
2532     if (self->skip_taskbar)
2533         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_SKIP_TASKBAR);
2534     if (self->skip_pager)
2535         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_SKIP_PAGER);
2536     if (self->fullscreen)
2537         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_FULLSCREEN);
2538     if (self->max_vert)
2539         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_MAXIMIZED_VERT);
2540     if (self->max_horz)
2541         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_MAXIMIZED_HORZ);
2542     if (self->above)
2543         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_ABOVE);
2544     if (self->below)
2545         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_BELOW);
2546     if (self->demands_attention)
2547         netstate[num++] = OBT_PROP_ATOM(NET_WM_STATE_DEMANDS_ATTENTION);
2548     if (self->undecorated)
2549         netstate[num++] = OBT_PROP_ATOM(OB_WM_STATE_UNDECORATED);
2550     OBT_PROP_SETA32(self->window, NET_WM_STATE, ATOM, netstate, num);
2551
2552     if (self->frame)
2553         frame_adjust_state(self->frame);
2554 }
2555
2556 ObClient *client_search_focus_tree(ObClient *self)
2557 {
2558     GSList *it;
2559     ObClient *ret;
2560
2561     for (it = self->transients; it; it = g_slist_next(it)) {
2562         if (client_focused(it->data)) return it->data;
2563         if ((ret = client_search_focus_tree(it->data))) return ret;
2564     }
2565     return NULL;
2566 }
2567
2568 ObClient *client_search_focus_tree_full(ObClient *self)
2569 {
2570     if (self->parents) {
2571         GSList *it;
2572
2573         for (it = self->parents; it; it = g_slist_next(it)) {
2574             ObClient *c = it->data;
2575             if ((c = client_search_focus_tree_full(c))) return c;
2576         }
2577
2578         return NULL;
2579     }
2580     else {
2581         /* this function checks the whole tree, the client_search_focus_tree
2582            does not, so we need to check this window */
2583         if (client_focused(self))
2584             return self;
2585         return client_search_focus_tree(self);
2586     }
2587 }
2588
2589 ObClient *client_search_focus_group_full(ObClient *self)
2590 {
2591     GSList *it;
2592
2593     if (self->group) {
2594         for (it = self->group->members; it; it = g_slist_next(it)) {
2595             ObClient *c = it->data;
2596
2597             if (client_focused(c)) return c;
2598             if ((c = client_search_focus_tree(it->data))) return c;
2599         }
2600     } else
2601         if (client_focused(self)) return self;
2602     return NULL;
2603 }
2604
2605 gboolean client_has_parent(ObClient *self)
2606 {
2607     return self->parents != NULL;
2608 }
2609
2610 gboolean client_has_children(ObClient *self)
2611 {
2612     return self->transients != NULL;
2613 }
2614
2615 gboolean client_is_oldfullscreen(const ObClient *self,
2616                                  const Rect *area)
2617 {
2618     const Rect *monitor, *allmonitors;
2619
2620     /* No decorations and fills the monitor = oldskool fullscreen.
2621        But not for maximized windows.
2622     */
2623
2624     if (self->decorations || self->max_horz || self->max_vert) return FALSE;
2625
2626     monitor = screen_physical_area_monitor(screen_find_monitor(area));
2627     allmonitors = screen_physical_area_all_monitors();
2628
2629     return (RECT_EQUAL(*area, *monitor) ||
2630             RECT_EQUAL(*area, *allmonitors));
2631 }
2632
2633 static ObStackingLayer calc_layer(ObClient *self)
2634 {
2635     ObStackingLayer l;
2636
2637     if (self->type == OB_CLIENT_TYPE_DESKTOP)
2638         l = OB_STACKING_LAYER_DESKTOP;
2639     else if (self->type == OB_CLIENT_TYPE_DOCK) {
2640         if (self->below) l = OB_STACKING_LAYER_NORMAL;
2641         else l = OB_STACKING_LAYER_ABOVE;
2642     }
2643     else if ((self->fullscreen ||
2644               client_is_oldfullscreen(self, &self->area)) &&
2645              /* you are fullscreen while you or your children are focused.. */
2646              (client_focused(self) || client_search_focus_tree(self) ||
2647               /* you can be fullscreen if you're on another desktop */
2648               (self->desktop != screen_desktop &&
2649                self->desktop != DESKTOP_ALL) ||
2650               /* and you can also be fullscreen if the focused client is on
2651                  another monitor, or nothing else is focused */
2652               (!focus_client ||
2653                client_monitor(focus_client) != client_monitor(self))))
2654         l = OB_STACKING_LAYER_FULLSCREEN;
2655     else if (self->above) l = OB_STACKING_LAYER_ABOVE;
2656     else if (self->below) l = OB_STACKING_LAYER_BELOW;
2657     else l = OB_STACKING_LAYER_NORMAL;
2658
2659     return l;
2660 }
2661
2662 static void client_calc_layer_recursive(ObClient *self, ObClient *orig,
2663                                         ObStackingLayer min)
2664 {
2665     ObStackingLayer old, own;
2666     GSList *it;
2667
2668     old = self->layer;
2669     own = calc_layer(self);
2670     self->layer = MAX(own, min);
2671
2672     if (self->layer != old) {
2673         stacking_remove(CLIENT_AS_WINDOW(self));
2674         stacking_add_nonintrusive(CLIENT_AS_WINDOW(self));
2675     }
2676
2677     /* we've been restacked */
2678     self->visited = TRUE;
2679
2680     for (it = self->transients; it; it = g_slist_next(it))
2681         client_calc_layer_recursive(it->data, orig,
2682                                     self->layer);
2683 }
2684
2685 static void client_calc_layer_internal(ObClient *self)
2686 {
2687     GSList *sit;
2688
2689     /* transients take on the layer of their parents */
2690     sit = client_search_all_top_parents(self);
2691
2692     for (; sit; sit = g_slist_next(sit))
2693         client_calc_layer_recursive(sit->data, self, 0);
2694 }
2695
2696 void client_calc_layer(ObClient *self)
2697 {
2698     GList *it;
2699
2700     /* skip over stuff above fullscreen layer */
2701     for (it = stacking_list; it; it = g_list_next(it))
2702         if (window_layer(it->data) <= OB_STACKING_LAYER_FULLSCREEN) break;
2703
2704     /* find the windows in the fullscreen layer, and mark them not-visited */
2705     for (; it; it = g_list_next(it)) {
2706         if (window_layer(it->data) < OB_STACKING_LAYER_FULLSCREEN) break;
2707         else if (WINDOW_IS_CLIENT(it->data))
2708             WINDOW_AS_CLIENT(it->data)->visited = FALSE;
2709     }
2710
2711     client_calc_layer_internal(self);
2712
2713     /* skip over stuff above fullscreen layer */
2714     for (it = stacking_list; it; it = g_list_next(it))
2715         if (window_layer(it->data) <= OB_STACKING_LAYER_FULLSCREEN) break;
2716
2717     /* now recalc any windows in the fullscreen layer which have not
2718        had their layer recalced already */
2719     for (; it; it = g_list_next(it)) {
2720         if (window_layer(it->data) < OB_STACKING_LAYER_FULLSCREEN) break;
2721         else if (WINDOW_IS_CLIENT(it->data) &&
2722                  !WINDOW_AS_CLIENT(it->data)->visited)
2723             client_calc_layer_internal(it->data);
2724     }
2725 }
2726
2727 gboolean client_should_show(ObClient *self)
2728 {
2729     if (self->iconic)
2730         return FALSE;
2731     if (client_normal(self) && screen_showing_desktop)
2732         return FALSE;
2733     if (self->desktop == screen_desktop || self->desktop == DESKTOP_ALL)
2734         return TRUE;
2735
2736     return FALSE;
2737 }
2738
2739 gboolean client_show(ObClient *self)
2740 {
2741     gboolean show = FALSE;
2742
2743     if (client_should_show(self)) {
2744         /* replay pending pointer event before showing the window, in case it
2745            should be going to something under the window */
2746         mouse_replay_pointer();
2747
2748         frame_show(self->frame);
2749         show = TRUE;
2750
2751         /* According to the ICCCM (sec 4.1.3.1) when a window is not visible,
2752            it needs to be in IconicState. This includes when it is on another
2753            desktop!
2754         */
2755         client_change_wm_state(self);
2756     }
2757     return show;
2758 }
2759
2760 gboolean client_hide(ObClient *self)
2761 {
2762     gboolean hide = FALSE;
2763
2764     if (!client_should_show(self)) {
2765         /* We don't need to ignore enter events here.
2766            The window can hide/iconify in 3 different ways:
2767            1 - through an x message. in this case we ignore all enter events
2768                caused by responding to the x message (unless underMouse)
2769            2 - by a keyboard action. in this case we ignore all enter events
2770                caused by the action
2771            3 - by a mouse action. in this case they are doing stuff with the
2772                mouse and focus _should_ move.
2773
2774            Also in action_end, we simulate an enter event that can't be ignored
2775            so trying to ignore them is futile in case 3 anyways
2776         */
2777
2778         /* replay pending pointer event before hiding the window, in case it
2779            should be going to the window */
2780         mouse_replay_pointer();
2781
2782         frame_hide(self->frame);
2783         hide = TRUE;
2784
2785         /* According to the ICCCM (sec 4.1.3.1) when a window is not visible,
2786            it needs to be in IconicState. This includes when it is on another
2787            desktop!
2788         */
2789         client_change_wm_state(self);
2790     }
2791     return hide;
2792 }
2793
2794 void client_showhide(ObClient *self)
2795 {
2796     if (!client_show(self))
2797         client_hide(self);
2798 }
2799
2800 gboolean client_normal(ObClient *self) {
2801     return ! (self->type == OB_CLIENT_TYPE_DESKTOP ||
2802               self->type == OB_CLIENT_TYPE_DOCK ||
2803               self->type == OB_CLIENT_TYPE_SPLASH);
2804 }
2805
2806 gboolean client_helper(ObClient *self)
2807 {
2808     return (self->type == OB_CLIENT_TYPE_UTILITY ||
2809             self->type == OB_CLIENT_TYPE_MENU ||
2810             self->type == OB_CLIENT_TYPE_TOOLBAR);
2811 }
2812
2813 gboolean client_occupies_space(ObClient *self)
2814 {
2815     return !(self->type == OB_CLIENT_TYPE_DESKTOP ||
2816              self->type == OB_CLIENT_TYPE_SPLASH);
2817 }
2818
2819 gboolean client_mouse_focusable(ObClient *self)
2820 {
2821     return !(self->type == OB_CLIENT_TYPE_MENU ||
2822              self->type == OB_CLIENT_TYPE_TOOLBAR ||
2823              self->type == OB_CLIENT_TYPE_SPLASH ||
2824              self->type == OB_CLIENT_TYPE_DOCK);
2825 }
2826
2827 gboolean client_enter_focusable(ObClient *self)
2828 {
2829     /* you can focus desktops but it shouldn't on enter */
2830     return (client_mouse_focusable(self) &&
2831             self->type != OB_CLIENT_TYPE_DESKTOP);
2832 }
2833
2834 static void client_apply_startup_state(ObClient *self,
2835                                        gint x, gint y, gint w, gint h)
2836 {
2837     /* save the states that we are going to apply */
2838     gboolean iconic = self->iconic;
2839     gboolean fullscreen = self->fullscreen;
2840     gboolean undecorated = self->undecorated;
2841     gboolean shaded = self->shaded;
2842     gboolean demands_attention = self->demands_attention;
2843     gboolean max_horz = self->max_horz;
2844     gboolean max_vert = self->max_vert;
2845     Rect oldarea;
2846     gint l;
2847
2848     /* turn them all off in the client, so they won't affect the window
2849        being placed */
2850     self->iconic = self->fullscreen = self->undecorated = self->shaded =
2851         self->demands_attention = self->max_horz = self->max_vert = FALSE;
2852
2853     /* move the client to its placed position, or it it's already there,
2854        generate a ConfigureNotify telling the client where it is.
2855
2856        do this after adjusting the frame. otherwise it gets all weird and
2857        clients don't work right
2858
2859        do this before applying the states so they have the correct
2860        pre-max/pre-fullscreen values
2861     */
2862     client_try_configure(self, &x, &y, &w, &h, &l, &l, FALSE);
2863     ob_debug("placed window 0x%x at %d, %d with size %d x %d",
2864              self->window, x, y, w, h);
2865     /* save the area, and make it where it should be for the premax stuff */
2866     oldarea = self->area;
2867     RECT_SET(self->area, x, y, w, h);
2868
2869     /* apply the states. these are in a carefully crafted order.. */
2870
2871     if (iconic)
2872         client_iconify(self, TRUE, FALSE, TRUE);
2873     if (undecorated)
2874         client_set_undecorated(self, TRUE);
2875     if (shaded)
2876         client_shade(self, TRUE);
2877     if (demands_attention)
2878         client_hilite(self, TRUE);
2879
2880     if (max_vert && max_horz)
2881         client_maximize(self, TRUE, 0);
2882     else if (max_vert)
2883         client_maximize(self, TRUE, 2);
2884     else if (max_horz)
2885         client_maximize(self, TRUE, 1);
2886
2887     /* fullscreen removes the ability to apply other states */
2888     if (fullscreen)
2889         client_fullscreen(self, TRUE);
2890
2891     /* make sure client_setup_decor_and_functions() is called at least once */
2892     client_setup_decor_and_functions(self, FALSE);
2893
2894     /* if the window hasn't been configured yet, then do so now, in fact the
2895        x,y,w,h may _not_ be the same as the area rect, which can end up
2896        meaning that the client isn't properly moved/resized by the fullscreen
2897        function
2898        pho can cause this because it maps at size of the screen but not 0,0
2899        so openbox moves it on screen to 0,0 (thus x,y=0,0 and area.x,y don't).
2900        then fullscreen'ing makes it go to 0,0 which it thinks it already is at
2901        cuz thats where the pre-fullscreen will be. however the actual area is
2902        not, so this needs to be called even if we have fullscreened/maxed
2903     */
2904     self->area = oldarea;
2905     client_configure(self, x, y, w, h, FALSE, TRUE, FALSE);
2906
2907     /* nothing to do for the other states:
2908        skip_taskbar
2909        skip_pager
2910        modal
2911        above
2912        below
2913     */
2914 }
2915
2916 void client_gravity_resize_w(ObClient *self, gint *x, gint oldw, gint neww)
2917 {
2918     /* these should be the current values. this is for when you're not moving,
2919        just resizing */
2920     g_assert(*x == self->area.x);
2921     g_assert(oldw == self->area.width);
2922
2923     /* horizontal */
2924     switch (self->gravity) {
2925     default:
2926     case NorthWestGravity:
2927     case WestGravity:
2928     case SouthWestGravity:
2929     case StaticGravity:
2930     case ForgetGravity:
2931         break;
2932     case NorthGravity:
2933     case CenterGravity:
2934     case SouthGravity:
2935         *x -= (neww - oldw) / 2;
2936         break;
2937     case NorthEastGravity:
2938     case EastGravity:
2939     case SouthEastGravity:
2940         *x -= neww - oldw;
2941         break;
2942     }
2943 }
2944
2945 void client_gravity_resize_h(ObClient *self, gint *y, gint oldh, gint newh)
2946 {
2947     /* these should be the current values. this is for when you're not moving,
2948        just resizing */
2949     g_assert(*y == self->area.y);
2950     g_assert(oldh == self->area.height);
2951
2952     /* vertical */
2953     switch (self->gravity) {
2954     default:
2955     case NorthWestGravity:
2956     case NorthGravity:
2957     case NorthEastGravity:
2958     case StaticGravity:
2959     case ForgetGravity:
2960         break;
2961     case WestGravity:
2962     case CenterGravity:
2963     case EastGravity:
2964         *y -= (newh - oldh) / 2;
2965         break;
2966     case SouthWestGravity:
2967     case SouthGravity:
2968     case SouthEastGravity:
2969         *y -= newh - oldh;
2970         break;
2971     }
2972 }
2973
2974 void client_try_configure(ObClient *self, gint *x, gint *y, gint *w, gint *h,
2975                           gint *logicalw, gint *logicalh,
2976                           gboolean user)
2977 {
2978     Rect desired = {*x, *y, *w, *h};
2979     frame_rect_to_frame(self->frame, &desired);
2980
2981     /* make the frame recalculate its dimensions n shit without changing
2982        anything visible for real, this way the constraints below can work with
2983        the updated frame dimensions. */
2984     frame_adjust_area(self->frame, FALSE, TRUE, TRUE);
2985
2986     /* cap any X windows at the size of an unsigned short */
2987     *w = MIN(*w,
2988              (gint)G_MAXUSHORT
2989              - self->frame->size.left - self->frame->size.right);
2990     *h = MIN(*h,
2991              (gint)G_MAXUSHORT
2992              - self->frame->size.top - self->frame->size.bottom);
2993
2994     /* gets the frame's position */
2995     frame_client_gravity(self->frame, x, y);
2996
2997     /* these positions are frame positions, not client positions */
2998
2999     /* set the size and position if fullscreen */
3000     if (self->fullscreen) {
3001         const Rect *a;
3002         guint i;
3003
3004         i = screen_find_monitor(&desired);
3005         a = screen_physical_area_monitor(i);
3006
3007         *x = a->x;
3008         *y = a->y;
3009         *w = a->width;
3010         *h = a->height;
3011
3012         user = FALSE; /* ignore if the client can't be moved/resized when it
3013                          is fullscreening */
3014     } else if (self->max_horz || self->max_vert) {
3015         Rect *a;
3016         guint i;
3017
3018         /* use all possible struts when maximizing to the full screen */
3019         i = screen_find_monitor(&desired);
3020         a = screen_area(self->desktop, i,
3021                         (self->max_horz && self->max_vert ? NULL : &desired));
3022
3023         /* set the size and position if maximized */
3024         if (self->max_horz) {
3025             *x = a->x;
3026             *w = a->width - self->frame->size.left - self->frame->size.right;
3027         }
3028         if (self->max_vert) {
3029             *y = a->y;
3030             *h = a->height - self->frame->size.top - self->frame->size.bottom;
3031         }
3032
3033         user = FALSE; /* ignore if the client can't be moved/resized when it
3034                          is maximizing */
3035
3036         g_slice_free(Rect, a);
3037     }
3038
3039     /* gets the client's position */
3040     frame_frame_gravity(self->frame, x, y);
3041
3042     /* work within the preferred sizes given by the window, these may have
3043        changed rather than it's requested width and height, so always run
3044        through this code */
3045     {
3046         gint basew, baseh, minw, minh;
3047         gint incw, inch, maxw, maxh;
3048         gfloat minratio, maxratio;
3049
3050         incw = self->size_inc.width;
3051         inch = self->size_inc.height;
3052         minratio = self->fullscreen || (self->max_horz && self->max_vert) ?
3053             0 : self->min_ratio;
3054         maxratio = self->fullscreen || (self->max_horz && self->max_vert) ?
3055             0 : self->max_ratio;
3056
3057         /* base size is substituted with min size if not specified */
3058         if (self->base_size.width >= 0 || self->base_size.height >= 0) {
3059             basew = self->base_size.width;
3060             baseh = self->base_size.height;
3061         } else {
3062             basew = self->min_size.width;
3063             baseh = self->min_size.height;
3064         }
3065         /* min size is substituted with base size if not specified */
3066         if (self->min_size.width || self->min_size.height) {
3067             minw = self->min_size.width;
3068             minh = self->min_size.height;
3069         } else {
3070             minw = self->base_size.width;
3071             minh = self->base_size.height;
3072         }
3073
3074         /* This comment is no longer true */
3075         /* if this is a user-requested resize, then check against min/max
3076            sizes */
3077
3078         /* smaller than min size or bigger than max size? */
3079         if (*w > self->max_size.width) *w = self->max_size.width;
3080         if (*w < minw) *w = minw;
3081         if (*h > self->max_size.height) *h = self->max_size.height;
3082         if (*h < minh) *h = minh;
3083
3084         *w -= basew;
3085         *h -= baseh;
3086
3087         /* the sizes to used for maximized */
3088         maxw = *w;
3089         maxh = *h;
3090
3091         /* keep to the increments */
3092         *w /= incw;
3093         *h /= inch;
3094
3095         /* you cannot resize to nothing */
3096         if (basew + *w < 1) *w = 1 - basew;
3097         if (baseh + *h < 1) *h = 1 - baseh;
3098
3099         /* save the logical size */
3100         *logicalw = incw > 1 ? *w : *w + basew;
3101         *logicalh = inch > 1 ? *h : *h + baseh;
3102
3103         *w *= incw;
3104         *h *= inch;
3105
3106         /* if maximized/fs then don't use the size increments */
3107         if (self->fullscreen || self->max_horz) *w = maxw;
3108         if (self->fullscreen || self->max_vert) *h = maxh;
3109
3110         *w += basew;
3111         *h += baseh;
3112
3113         /* adjust the height to match the width for the aspect ratios.
3114            for this, min size is not substituted for base size ever. */
3115         *w -= self->base_size.width;
3116         *h -= self->base_size.height;
3117
3118         if (minratio)
3119             if (*h * minratio > *w) {
3120                 *h = (gint)(*w / minratio);
3121
3122                 /* you cannot resize to nothing */
3123                 if (*h < 1) {
3124                     *h = 1;
3125                     *w = (gint)(*h * minratio);
3126                 }
3127             }
3128         if (maxratio)
3129             if (*h * maxratio < *w) {
3130                 *h = (gint)(*w / maxratio);
3131
3132                 /* you cannot resize to nothing */
3133                 if (*h < 1) {
3134                     *h = 1;
3135                     *w = (gint)(*h * minratio);
3136                 }
3137             }
3138
3139         *w += self->base_size.width;
3140         *h += self->base_size.height;
3141     }
3142
3143     /* these override the above states! if you cant move you can't move! */
3144     if (user) {
3145         if (!(self->functions & OB_CLIENT_FUNC_MOVE)) {
3146             *x = self->area.x;
3147             *y = self->area.y;
3148         }
3149         if (!(self->functions & OB_CLIENT_FUNC_RESIZE)) {
3150             *w = self->area.width;
3151             *h = self->area.height;
3152         }
3153     }
3154
3155     g_assert(*w > 0);
3156     g_assert(*h > 0);
3157 }
3158
3159 void client_configure(ObClient *self, gint x, gint y, gint w, gint h,
3160                       gboolean user, gboolean final, gboolean force_reply)
3161 {
3162     Rect oldframe, oldclient;
3163     gboolean send_resize_client;
3164     gboolean moved = FALSE, resized = FALSE, rootmoved = FALSE;
3165     gboolean fmoved, fresized;
3166     guint fdecor = self->frame->decorations;
3167     gboolean fhorz = self->frame->max_horz;
3168     gboolean fvert = self->frame->max_vert;
3169     gint logicalw, logicalh;
3170
3171     /* find the new x, y, width, and height (and logical size) */
3172     client_try_configure(self, &x, &y, &w, &h, &logicalw, &logicalh, user);
3173
3174     /* set the logical size if things changed */
3175     if (!(w == self->area.width && h == self->area.height))
3176         SIZE_SET(self->logical_size, logicalw, logicalh);
3177
3178     /* figure out if we moved or resized or what */
3179     moved = (x != self->area.x || y != self->area.y);
3180     resized = (w != self->area.width || h != self->area.height);
3181
3182     oldframe = self->frame->area;
3183     oldclient = self->area;
3184     RECT_SET(self->area, x, y, w, h);
3185
3186     /* for app-requested resizes, always resize if 'resized' is true.
3187        for user-requested ones, only resize if final is true, or when
3188        resizing in redraw mode */
3189     send_resize_client = ((!user && resized) ||
3190                           (user && (final ||
3191                                     (resized && config_resize_redraw))));
3192
3193     /* if the client is enlarging, then resize the client before the frame */
3194     if (send_resize_client && (w > oldclient.width || h > oldclient.height)) {
3195         XMoveResizeWindow(obt_display, self->window,
3196                           self->frame->size.left, self->frame->size.top,
3197                           MAX(w, oldclient.width), MAX(h, oldclient.height));
3198         frame_adjust_client_area(self->frame);
3199     }
3200
3201     /* find the frame's dimensions and move/resize it */
3202     fmoved = moved;
3203     fresized = resized;
3204
3205     /* if decorations changed, then readjust everything for the frame */
3206     if (self->decorations != fdecor ||
3207         self->max_horz != fhorz || self->max_vert != fvert)
3208     {
3209         fmoved = fresized = TRUE;
3210     }
3211
3212     /* adjust the frame */
3213     if (fmoved || fresized) {
3214         gulong ignore_start;
3215         if (!user)
3216             ignore_start = event_start_ignore_all_enters();
3217
3218         /* replay pending pointer event before move the window, in case it
3219            would change what window gets the event */
3220         mouse_replay_pointer();
3221
3222         frame_adjust_area(self->frame, fmoved, fresized, FALSE);
3223
3224         if (!user)
3225             event_end_ignore_all_enters(ignore_start);
3226     }
3227
3228     if (!user || final) {
3229         gint oldrx = self->root_pos.x;
3230         gint oldry = self->root_pos.y;
3231         /* we have reset the client to 0 border width, so don't include
3232            it in these coords */
3233         POINT_SET(self->root_pos,
3234                   self->frame->area.x + self->frame->size.left -
3235                   self->border_width,
3236                   self->frame->area.y + self->frame->size.top -
3237                   self->border_width);
3238         if (self->root_pos.x != oldrx || self->root_pos.y != oldry)
3239             rootmoved = TRUE;
3240     }
3241
3242     /* This is kinda tricky and should not be changed.. let me explain!
3243
3244        When user = FALSE, then the request is coming from the application
3245        itself, and we are more strict about when to send a synthetic
3246        ConfigureNotify.  We strictly follow the rules of the ICCCM sec 4.1.5
3247        in this case (or send one if force_reply is true)
3248
3249        When user = TRUE, then the request is coming from "us", like when we
3250        maximize a window or something.  In this case we are more lenient.  We
3251        used to follow the same rules as above, but _Java_ Swing can't handle
3252        this. So just to appease Swing, when user = TRUE, we always send
3253        a synthetic ConfigureNotify to give the window its root coordinates.
3254        Lastly, if force_reply is TRUE, we always send a
3255        ConfigureNotify, which is needed during a resize with XSYNCronization.
3256     */
3257     if ((!user && !resized && (rootmoved || force_reply)) ||
3258         (user && ((!resized && force_reply) || (final && rootmoved))))
3259     {
3260         XEvent event;
3261
3262         event.type = ConfigureNotify;
3263         event.xconfigure.display = obt_display;
3264         event.xconfigure.event = self->window;
3265         event.xconfigure.window = self->window;
3266
3267         ob_debug("Sending ConfigureNotify to %s for %d,%d %dx%d",
3268                  self->title, self->root_pos.x, self->root_pos.y, w, h);
3269
3270         /* root window real coords */
3271         event.xconfigure.x = self->root_pos.x;
3272         event.xconfigure.y = self->root_pos.y;
3273         event.xconfigure.width = w;
3274         event.xconfigure.height = h;
3275         event.xconfigure.border_width = self->border_width;
3276         event.xconfigure.above = None;
3277         event.xconfigure.override_redirect = FALSE;
3278         XSendEvent(event.xconfigure.display, event.xconfigure.window,
3279                    FALSE, StructureNotifyMask, &event);
3280     }
3281
3282     /* if the client is shrinking, then resize the frame before the client.
3283
3284        both of these resize sections may run, because the top one only resizes
3285        in the direction that is growing
3286      */
3287     if (send_resize_client && (w <= oldclient.width || h <= oldclient.height))
3288     {
3289         frame_adjust_client_area(self->frame);
3290         XMoveResizeWindow(obt_display, self->window,
3291                           self->frame->size.left, self->frame->size.top, w, h);
3292     }
3293
3294     XFlush(obt_display);
3295
3296     /* if it moved between monitors, then this can affect the stacking
3297        layer of this window or others - for fullscreen windows.
3298        also if it changed to/from oldschool fullscreen then its layer may
3299        change
3300
3301        watch out tho, don't try change stacking stuff if the window is no
3302        longer being managed !
3303     */
3304     if (self->managed &&
3305         (screen_find_monitor(&self->frame->area) !=
3306          screen_find_monitor(&oldframe) ||
3307          (final && (client_is_oldfullscreen(self, &oldclient) !=
3308                     client_is_oldfullscreen(self, &self->area)))))
3309     {
3310         client_calc_layer(self);
3311     }
3312 }
3313
3314 void client_fullscreen(ObClient *self, gboolean fs)
3315 {
3316     gint x, y, w, h;
3317
3318     if (!(self->functions & OB_CLIENT_FUNC_FULLSCREEN) || /* can't */
3319         self->fullscreen == fs) return;                   /* already done */
3320
3321     self->fullscreen = fs;
3322     client_change_state(self); /* change the state hints on the client */
3323
3324     if (fs) {
3325         self->pre_fullscreen_area = self->area;
3326         self->pre_fullscreen_max_horz = self->max_horz;
3327         self->pre_fullscreen_max_vert = self->max_vert;
3328
3329         /* if the window is maximized, its area isn't all that meaningful.
3330            save its premax area instead. */
3331         if (self->max_horz) {
3332             self->pre_fullscreen_area.x = self->pre_max_area.x;
3333             self->pre_fullscreen_area.width = self->pre_max_area.width;
3334         }
3335         if (self->max_vert) {
3336             self->pre_fullscreen_area.y = self->pre_max_area.y;
3337             self->pre_fullscreen_area.height = self->pre_max_area.height;
3338         }
3339
3340         /* these will help configure_full figure out where to fullscreen
3341            the window */
3342         x = self->area.x;
3343         y = self->area.y;
3344         w = self->area.width;
3345         h = self->area.height;
3346     } else {
3347         g_assert(self->pre_fullscreen_area.width > 0 &&
3348                  self->pre_fullscreen_area.height > 0);
3349
3350         self->max_horz = self->pre_fullscreen_max_horz;
3351         self->max_vert = self->pre_fullscreen_max_vert;
3352         if (self->max_horz) {
3353             self->pre_max_area.x = self->pre_fullscreen_area.x;
3354             self->pre_max_area.width = self->pre_fullscreen_area.width;
3355         }
3356         if (self->max_vert) {
3357             self->pre_max_area.y = self->pre_fullscreen_area.y;
3358             self->pre_max_area.height = self->pre_fullscreen_area.height;
3359         }
3360
3361         x = self->pre_fullscreen_area.x;
3362         y = self->pre_fullscreen_area.y;
3363         w = self->pre_fullscreen_area.width;
3364         h = self->pre_fullscreen_area.height;
3365         RECT_SET(self->pre_fullscreen_area, 0, 0, 0, 0);
3366     }
3367
3368     ob_debug("Window %s going fullscreen (%d)",
3369              self->title, self->fullscreen);
3370
3371     if (fs) {
3372         /* make sure the window is on some monitor */
3373         client_find_onscreen(self, &x, &y, w, h, FALSE);
3374     }
3375
3376     client_setup_decor_and_functions(self, FALSE);
3377     client_move_resize(self, x, y, w, h);
3378
3379     /* and adjust our layer/stacking. do this after resizing the window,
3380        and applying decorations, because windows which fill the screen are
3381        considered "fullscreen" and it affects their layer */
3382     client_calc_layer(self);
3383
3384     if (fs) {
3385         /* try focus us when we go into fullscreen mode */
3386         client_focus(self);
3387     }
3388 }
3389
3390 static void client_iconify_recursive(ObClient *self,
3391                                      gboolean iconic, gboolean curdesk,
3392                                      gboolean hide_animation)
3393 {
3394     GSList *it;
3395     gboolean changed = FALSE;
3396
3397     if (self->iconic != iconic) {
3398         ob_debug("%sconifying window: 0x%lx", (iconic ? "I" : "Uni"),
3399                  self->window);
3400
3401         if (iconic) {
3402             /* don't let non-normal windows iconify along with their parents
3403                or whatever */
3404             if (client_normal(self)) {
3405                 self->iconic = iconic;
3406
3407                 /* update the focus lists.. iconic windows go to the bottom of
3408                    the list. this will also call focus_cycle_addremove(). */
3409                 focus_order_to_bottom(self);
3410
3411                 changed = TRUE;
3412             }
3413         } else {
3414             self->iconic = iconic;
3415
3416             if (curdesk && self->desktop != screen_desktop &&
3417                 self->desktop != DESKTOP_ALL)
3418                 client_set_desktop(self, screen_desktop, FALSE, FALSE);
3419
3420             /* this puts it after the current focused window, this will
3421                also cause focus_cycle_addremove() to be called for the
3422                client */
3423             focus_order_like_new(self);
3424
3425             changed = TRUE;
3426         }
3427     }
3428
3429     if (changed) {
3430         client_change_state(self);
3431         if (config_animate_iconify && !hide_animation)
3432             frame_begin_iconify_animation(self->frame, iconic);
3433         /* do this after starting the animation so it doesn't flash */
3434         client_showhide(self);
3435     }
3436
3437     /* iconify all direct transients, and deiconify all transients
3438        (non-direct too) */
3439     for (it = self->transients; it; it = g_slist_next(it))
3440         if (it->data != self)
3441             if (client_is_direct_child(self, it->data) || !iconic)
3442                 client_iconify_recursive(it->data, iconic, curdesk,
3443                                          hide_animation);
3444 }
3445
3446 void client_iconify(ObClient *self, gboolean iconic, gboolean curdesk,
3447                     gboolean hide_animation)
3448 {
3449     if (self->functions & OB_CLIENT_FUNC_ICONIFY || !iconic) {
3450         /* move up the transient chain as far as possible first */
3451         self = client_search_top_direct_parent(self);
3452         client_iconify_recursive(self, iconic, curdesk, hide_animation);
3453     }
3454 }
3455
3456 void client_maximize(ObClient *self, gboolean max, gint dir)
3457 {
3458     gint x, y, w, h;
3459
3460     g_assert(dir == 0 || dir == 1 || dir == 2);
3461     if (!(self->functions & OB_CLIENT_FUNC_MAXIMIZE) && max) return;/* can't */
3462
3463     /* check if already done */
3464     if (max) {
3465         if (dir == 0 && self->max_horz && self->max_vert) return;
3466         if (dir == 1 && self->max_horz) return;
3467         if (dir == 2 && self->max_vert) return;
3468     } else {
3469         if (dir == 0 && !self->max_horz && !self->max_vert) return;
3470         if (dir == 1 && !self->max_horz) return;
3471         if (dir == 2 && !self->max_vert) return;
3472     }
3473
3474     /* these will help configure_full figure out which screen to fill with
3475        the window */
3476     x = self->area.x;
3477     y = self->area.y;
3478     w = self->area.width;
3479     h = self->area.height;
3480
3481     if (max) {
3482         if ((dir == 0 || dir == 1) && !self->max_horz) { /* horz */
3483             RECT_SET(self->pre_max_area,
3484                      self->area.x, self->pre_max_area.y,
3485                      self->area.width, self->pre_max_area.height);
3486         }
3487         if ((dir == 0 || dir == 2) && !self->max_vert) { /* vert */
3488             RECT_SET(self->pre_max_area,
3489                      self->pre_max_area.x, self->area.y,
3490                      self->pre_max_area.width, self->area.height);
3491         }
3492     } else {
3493         if ((dir == 0 || dir == 1) && self->max_horz) { /* horz */
3494             g_assert(self->pre_max_area.width > 0);
3495
3496             x = self->pre_max_area.x;
3497             w = self->pre_max_area.width;
3498
3499             RECT_SET(self->pre_max_area, 0, self->pre_max_area.y,
3500                      0, self->pre_max_area.height);
3501         }
3502         if ((dir == 0 || dir == 2) && self->max_vert) { /* vert */
3503             g_assert(self->pre_max_area.height > 0);
3504
3505             y = self->pre_max_area.y;
3506             h = self->pre_max_area.height;
3507
3508             RECT_SET(self->pre_max_area, self->pre_max_area.x, 0,
3509                      self->pre_max_area.width, 0);
3510         }
3511     }
3512
3513     if (dir == 0 || dir == 1) /* horz */
3514         self->max_horz = max;
3515     if (dir == 0 || dir == 2) /* vert */
3516         self->max_vert = max;
3517
3518     if (max) {
3519         /* make sure the window is on some monitor */
3520         client_find_onscreen(self, &x, &y, w, h, FALSE);
3521     }
3522
3523     client_change_state(self); /* change the state hints on the client */
3524
3525     client_setup_decor_and_functions(self, FALSE);
3526     client_move_resize(self, x, y, w, h);
3527 }
3528
3529 void client_shade(ObClient *self, gboolean shade)
3530 {
3531     if ((!(self->functions & OB_CLIENT_FUNC_SHADE) &&
3532          shade) ||                         /* can't shade */
3533         self->shaded == shade) return;     /* already done */
3534
3535     self->shaded = shade;
3536     client_change_state(self);
3537     client_change_wm_state(self); /* the window is being hidden/shown */
3538     /* resize the frame to just the titlebar */
3539     frame_adjust_area(self->frame, FALSE, TRUE, FALSE);
3540 }
3541
3542 static void client_ping_event(ObClient *self, gboolean dead)
3543 {
3544     if (self->not_responding != dead) {
3545         self->not_responding = dead;
3546         client_update_title(self);
3547
3548         if (dead)
3549             /* the client isn't responding, so ask to kill it */
3550             client_prompt_kill(self);
3551         else {
3552             /* it came back to life ! */
3553
3554             if (self->kill_prompt) {
3555                 prompt_unref(self->kill_prompt);
3556                 self->kill_prompt = NULL;
3557             }
3558
3559             self->kill_level = 0;