1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 screen.c for the Openbox window manager
4 Copyright (c) 2006 Mikael Magnusson
5 Copyright (c) 2003-2007 Dana Jansens
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.
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.
17 See the COPYING file for a copy of the GNU General Public License.
26 #include "startupnotify.h"
27 #include "moveresize.h"
35 #include "extensions.h"
36 #include "render/render.h"
40 # include <sys/types.h>
45 /*! The event mask to grab on the root window */
46 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
47 EnterWindowMask | LeaveWindowMask | \
48 SubstructureRedirectMask | \
49 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
51 guint screen_num_desktops;
52 guint screen_num_monitors;
54 guint screen_last_desktop;
55 Size screen_physical_size;
56 gboolean screen_showing_desktop;
57 DesktopLayout screen_desktop_layout;
58 gchar **screen_desktop_names;
59 Window screen_support_win;
61 static Rect **area; /* array of desktop holding array of xinerama areas */
62 static Rect *monitor_area;
64 static ObPagerPopup *desktop_cycle_popup;
66 static gboolean replace_wm()
70 Window current_wm_sn_owner;
73 wm_sn = g_strdup_printf("WM_S%d", ob_screen);
74 wm_sn_atom = XInternAtom(ob_display, wm_sn, FALSE);
77 current_wm_sn_owner = XGetSelectionOwner(ob_display, wm_sn_atom);
78 if (current_wm_sn_owner == screen_support_win)
79 current_wm_sn_owner = None;
80 if (current_wm_sn_owner) {
82 g_warning("A window manager is already running on screen %d",
86 xerror_set_ignore(TRUE);
87 xerror_occured = FALSE;
89 /* We want to find out when the current selection owner dies */
90 XSelectInput(ob_display, current_wm_sn_owner, StructureNotifyMask);
91 XSync(ob_display, FALSE);
93 xerror_set_ignore(FALSE);
95 current_wm_sn_owner = None;
99 /* Generate a timestamp */
102 XSelectInput(ob_display, screen_support_win, PropertyChangeMask);
104 XChangeProperty(ob_display, screen_support_win,
105 prop_atoms.wm_class, prop_atoms.string,
106 8, PropModeAppend, NULL, 0);
107 XWindowEvent(ob_display, screen_support_win,
108 PropertyChangeMask, &event);
110 XSelectInput(ob_display, screen_support_win, NoEventMask);
112 timestamp = event.xproperty.time;
115 XSetSelectionOwner(ob_display, wm_sn_atom, screen_support_win,
118 if (XGetSelectionOwner(ob_display, wm_sn_atom) != screen_support_win) {
119 g_warning("Could not acquire window manager selection on screen %d",
124 /* Wait for old window manager to go away */
125 if (current_wm_sn_owner) {
128 const gulong timeout = G_USEC_PER_SEC * 15; /* wait for 15s max */
130 while (wait < timeout) {
131 if (XCheckWindowEvent(ob_display, current_wm_sn_owner,
132 StructureNotifyMask, &event) &&
133 event.type == DestroyNotify)
135 g_usleep(G_USEC_PER_SEC / 10);
136 wait += G_USEC_PER_SEC / 10;
139 if (wait >= timeout) {
140 g_warning("Timeout expired while waiting for the current WM to die "
141 "on screen %d", ob_screen);
146 /* Send client message indicating that we are now the WM */
147 prop_message(RootWindow(ob_display, ob_screen), prop_atoms.manager,
148 timestamp, wm_sn_atom, 0, 0, SubstructureNotifyMask);
154 gboolean screen_annex()
156 XSetWindowAttributes attrib;
161 /* create the netwm support window */
162 attrib.override_redirect = TRUE;
163 screen_support_win = XCreateWindow(ob_display,
164 RootWindow(ob_display, ob_screen),
166 CopyFromParent, InputOutput,
168 CWOverrideRedirect, &attrib);
169 XMapRaised(ob_display, screen_support_win);
172 XDestroyWindow(ob_display, screen_support_win);
176 xerror_set_ignore(TRUE);
177 xerror_occured = FALSE;
178 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
180 xerror_set_ignore(FALSE);
181 if (xerror_occured) {
182 g_warning("A window manager is already running on screen %d",
185 XDestroyWindow(ob_display, screen_support_win);
190 screen_set_root_cursor();
192 /* set the OPENBOX_PID hint */
194 PROP_SET32(RootWindow(ob_display, ob_screen),
195 openbox_pid, cardinal, pid);
197 /* set supporting window */
198 PROP_SET32(RootWindow(ob_display, ob_screen),
199 net_supporting_wm_check, window, screen_support_win);
201 /* set properties on the supporting window */
202 PROP_SETS(screen_support_win, net_wm_name, "Openbox");
203 PROP_SET32(screen_support_win, net_supporting_wm_check,
204 window, screen_support_win);
206 /* set the _NET_SUPPORTED_ATOMS hint */
209 supported = g_new(gulong, num_support);
210 supported[i++] = prop_atoms.net_wm_full_placement;
211 supported[i++] = prop_atoms.net_current_desktop;
212 supported[i++] = prop_atoms.net_number_of_desktops;
213 supported[i++] = prop_atoms.net_desktop_geometry;
214 supported[i++] = prop_atoms.net_desktop_viewport;
215 supported[i++] = prop_atoms.net_active_window;
216 supported[i++] = prop_atoms.net_workarea;
217 supported[i++] = prop_atoms.net_client_list;
218 supported[i++] = prop_atoms.net_client_list_stacking;
219 supported[i++] = prop_atoms.net_desktop_names;
220 supported[i++] = prop_atoms.net_close_window;
221 supported[i++] = prop_atoms.net_desktop_layout;
222 supported[i++] = prop_atoms.net_showing_desktop;
223 supported[i++] = prop_atoms.net_wm_name;
224 supported[i++] = prop_atoms.net_wm_visible_name;
225 supported[i++] = prop_atoms.net_wm_icon_name;
226 supported[i++] = prop_atoms.net_wm_visible_icon_name;
227 supported[i++] = prop_atoms.net_wm_desktop;
228 supported[i++] = prop_atoms.net_wm_strut;
229 supported[i++] = prop_atoms.net_wm_window_type;
230 supported[i++] = prop_atoms.net_wm_window_type_desktop;
231 supported[i++] = prop_atoms.net_wm_window_type_dock;
232 supported[i++] = prop_atoms.net_wm_window_type_toolbar;
233 supported[i++] = prop_atoms.net_wm_window_type_menu;
234 supported[i++] = prop_atoms.net_wm_window_type_utility;
235 supported[i++] = prop_atoms.net_wm_window_type_splash;
236 supported[i++] = prop_atoms.net_wm_window_type_dialog;
237 supported[i++] = prop_atoms.net_wm_window_type_normal;
238 supported[i++] = prop_atoms.net_wm_allowed_actions;
239 supported[i++] = prop_atoms.net_wm_action_move;
240 supported[i++] = prop_atoms.net_wm_action_resize;
241 supported[i++] = prop_atoms.net_wm_action_minimize;
242 supported[i++] = prop_atoms.net_wm_action_shade;
243 supported[i++] = prop_atoms.net_wm_action_maximize_horz;
244 supported[i++] = prop_atoms.net_wm_action_maximize_vert;
245 supported[i++] = prop_atoms.net_wm_action_fullscreen;
246 supported[i++] = prop_atoms.net_wm_action_change_desktop;
247 supported[i++] = prop_atoms.net_wm_action_close;
248 supported[i++] = prop_atoms.net_wm_state;
249 supported[i++] = prop_atoms.net_wm_state_modal;
250 supported[i++] = prop_atoms.net_wm_state_maximized_vert;
251 supported[i++] = prop_atoms.net_wm_state_maximized_horz;
252 supported[i++] = prop_atoms.net_wm_state_shaded;
253 supported[i++] = prop_atoms.net_wm_state_skip_taskbar;
254 supported[i++] = prop_atoms.net_wm_state_skip_pager;
255 supported[i++] = prop_atoms.net_wm_state_hidden;
256 supported[i++] = prop_atoms.net_wm_state_fullscreen;
257 supported[i++] = prop_atoms.net_wm_state_above;
258 supported[i++] = prop_atoms.net_wm_state_below;
259 supported[i++] = prop_atoms.net_wm_state_demands_attention;
260 supported[i++] = prop_atoms.net_moveresize_window;
261 supported[i++] = prop_atoms.net_wm_moveresize;
262 supported[i++] = prop_atoms.net_wm_user_time;
263 supported[i++] = prop_atoms.net_frame_extents;
264 supported[i++] = prop_atoms.ob_wm_state_undecorated;
265 g_assert(i == num_support);
267 supported[] = prop_atoms.net_wm_action_stick;
270 PROP_SETA32(RootWindow(ob_display, ob_screen),
271 net_supported, atom, supported, num_support);
277 void screen_startup(gboolean reconfig)
282 desktop_cycle_popup = pager_popup_new(FALSE);
285 /* get the initial size */
289 screen_desktop_names = g_new(gchar*,
290 g_slist_length(config_desktops_names) + 1);
291 for (i = 0, it = config_desktops_names; it; ++i, it = g_slist_next(it))
292 screen_desktop_names[i] = it->data; /* dont strdup */
293 screen_desktop_names[i] = NULL;
294 PROP_SETSS(RootWindow(ob_display, ob_screen),
295 net_desktop_names, screen_desktop_names);
296 g_free(screen_desktop_names); /* dont free the individual strings */
297 screen_desktop_names = NULL;
300 screen_num_desktops = 0;
301 screen_set_num_desktops(config_desktops_num);
303 screen_set_desktop(MIN(config_screen_firstdesk, screen_num_desktops)
306 /* don't start in showing-desktop mode */
307 screen_showing_desktop = FALSE;
308 PROP_SET32(RootWindow(ob_display, ob_screen),
309 net_showing_desktop, cardinal, screen_showing_desktop);
311 screen_update_layout();
315 void screen_shutdown(gboolean reconfig)
319 pager_popup_free(desktop_cycle_popup);
322 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
325 /* we're not running here no more! */
326 PROP_ERASE(RootWindow(ob_display, ob_screen), openbox_pid);
328 PROP_ERASE(RootWindow(ob_display, ob_screen), net_supported);
329 /* don't keep this mode */
330 PROP_ERASE(RootWindow(ob_display, ob_screen), net_showing_desktop);
332 XDestroyWindow(ob_display, screen_support_win);
335 g_strfreev(screen_desktop_names);
336 screen_desktop_names = NULL;
337 for (r = area; *r; ++r)
345 static gint oldw = 0, oldh = 0;
350 w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
351 h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
353 if (w == oldw && h == oldh) return;
357 /* Set the _NET_DESKTOP_GEOMETRY hint */
358 screen_physical_size.width = geometry[0] = w;
359 screen_physical_size.height = geometry[1] = h;
360 PROP_SETA32(RootWindow(ob_display, ob_screen),
361 net_desktop_geometry, cardinal, geometry, 2);
363 if (ob_state() == OB_STATE_STARTING)
366 screen_update_areas();
369 for (it = client_list; it; it = g_list_next(it))
370 client_move_onscreen(it->data, FALSE);
373 void screen_set_num_desktops(guint num)
381 if (screen_num_desktops == num) return;
383 old = screen_num_desktops;
384 screen_num_desktops = num;
385 PROP_SET32(RootWindow(ob_display, ob_screen),
386 net_number_of_desktops, cardinal, num);
388 /* set the viewport hint */
389 viewport = g_new0(gulong, num * 2);
390 PROP_SETA32(RootWindow(ob_display, ob_screen),
391 net_desktop_viewport, cardinal, viewport, num * 2);
394 /* the number of rows/columns will differ */
395 screen_update_layout();
397 /* may be some unnamed desktops that we need to fill in with names */
398 screen_update_desktop_names();
400 /* move windows on desktops that will no longer exist! */
401 for (it = client_list; it; it = g_list_next(it)) {
402 ObClient *c = it->data;
403 if (c->desktop >= num && c->desktop != DESKTOP_ALL)
404 client_set_desktop(c, num - 1, FALSE);
407 /* change our struts/area to match (after moving windows) */
408 screen_update_areas();
410 /* change our desktop if we're on one that no longer exists! */
411 if (screen_desktop >= screen_num_desktops)
412 screen_set_desktop(num - 1);
414 /* update the focus lists */
415 /* free our lists for the desktops which have disappeared */
416 for (i = num; i < old; ++i)
417 g_list_free(focus_order[i]);
418 /* realloc the array */
419 focus_order = g_renew(GList*, focus_order, num);
420 /* set the new lists to be empty */
421 for (i = old; i < num; ++i)
422 focus_order[i] = NULL;
425 void screen_set_desktop(guint num)
430 g_assert(num < screen_num_desktops);
432 old = screen_desktop;
433 screen_desktop = num;
434 PROP_SET32(RootWindow(ob_display, ob_screen),
435 net_current_desktop, cardinal, num);
437 if (old == num) return;
439 screen_last_desktop = old;
441 ob_debug("Moving to desktop %d\n", num+1);
443 if (moveresize_client)
444 client_set_desktop(moveresize_client, num, TRUE);
446 /* show windows before hiding the rest to lessen the enter/leave events */
448 /* show windows from top to bottom */
449 for (it = stacking_list; it; it = g_list_next(it)) {
450 if (WINDOW_IS_CLIENT(it->data)) {
451 ObClient *c = it->data;
452 if (client_should_show(c))
453 frame_show(c->frame);
457 /* hide windows from bottom to top */
458 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
459 if (WINDOW_IS_CLIENT(it->data)) {
460 ObClient *c = it->data;
461 if (c->frame->visible && !client_should_show(c))
462 frame_hide(c->frame);
466 event_ignore_queued_enters();
468 focus_hilite = focus_fallback_target(OB_FOCUS_FALLBACK_NOFOCUS, NULL);
470 frame_adjust_focus(focus_hilite->frame, TRUE);
473 When this focus_client check is not used, you can end up with races,
474 as demonstrated with gnome-panel, sometmies the window you click on
475 another desktop ends up losing focus cuz of the focus change here.
477 /*if (!focus_client)*/
478 client_focus(focus_hilite);
482 static void get_row_col(guint d, guint *r, guint *c)
484 switch (screen_desktop_layout.orientation) {
485 case OB_ORIENTATION_HORZ:
486 switch (screen_desktop_layout.start_corner) {
487 case OB_CORNER_TOPLEFT:
488 *r = d / screen_desktop_layout.columns;
489 *c = d % screen_desktop_layout.columns;
491 case OB_CORNER_BOTTOMLEFT:
492 *r = screen_desktop_layout.rows - 1 -
493 d / screen_desktop_layout.columns;
494 *c = d % screen_desktop_layout.columns;
496 case OB_CORNER_TOPRIGHT:
497 *r = d / screen_desktop_layout.columns;
498 *c = screen_desktop_layout.columns - 1 -
499 d % screen_desktop_layout.columns;
501 case OB_CORNER_BOTTOMRIGHT:
502 *r = screen_desktop_layout.rows - 1 -
503 d / screen_desktop_layout.columns;
504 *c = screen_desktop_layout.columns - 1 -
505 d % screen_desktop_layout.columns;
509 case OB_ORIENTATION_VERT:
510 switch (screen_desktop_layout.start_corner) {
511 case OB_CORNER_TOPLEFT:
512 *r = d % screen_desktop_layout.rows;
513 *c = d / screen_desktop_layout.rows;
515 case OB_CORNER_BOTTOMLEFT:
516 *r = screen_desktop_layout.rows - 1 -
517 d % screen_desktop_layout.rows;
518 *c = d / screen_desktop_layout.rows;
520 case OB_CORNER_TOPRIGHT:
521 *r = d % screen_desktop_layout.rows;
522 *c = screen_desktop_layout.columns - 1 -
523 d / screen_desktop_layout.rows;
525 case OB_CORNER_BOTTOMRIGHT:
526 *r = screen_desktop_layout.rows - 1 -
527 d % screen_desktop_layout.rows;
528 *c = screen_desktop_layout.columns - 1 -
529 d / screen_desktop_layout.rows;
536 static guint translate_row_col(guint r, guint c)
538 switch (screen_desktop_layout.orientation) {
539 case OB_ORIENTATION_HORZ:
540 switch (screen_desktop_layout.start_corner) {
541 case OB_CORNER_TOPLEFT:
542 return r % screen_desktop_layout.rows *
543 screen_desktop_layout.columns +
544 c % screen_desktop_layout.columns;
545 case OB_CORNER_BOTTOMLEFT:
546 return (screen_desktop_layout.rows - 1 -
547 r % screen_desktop_layout.rows) *
548 screen_desktop_layout.columns +
549 c % screen_desktop_layout.columns;
550 case OB_CORNER_TOPRIGHT:
551 return r % screen_desktop_layout.rows *
552 screen_desktop_layout.columns +
553 (screen_desktop_layout.columns - 1 -
554 c % screen_desktop_layout.columns);
555 case OB_CORNER_BOTTOMRIGHT:
556 return (screen_desktop_layout.rows - 1 -
557 r % screen_desktop_layout.rows) *
558 screen_desktop_layout.columns +
559 (screen_desktop_layout.columns - 1 -
560 c % screen_desktop_layout.columns);
562 case OB_ORIENTATION_VERT:
563 switch (screen_desktop_layout.start_corner) {
564 case OB_CORNER_TOPLEFT:
565 return c % screen_desktop_layout.columns *
566 screen_desktop_layout.rows +
567 r % screen_desktop_layout.rows;
568 case OB_CORNER_BOTTOMLEFT:
569 return c % screen_desktop_layout.columns *
570 screen_desktop_layout.rows +
571 (screen_desktop_layout.rows - 1 -
572 r % screen_desktop_layout.rows);
573 case OB_CORNER_TOPRIGHT:
574 return (screen_desktop_layout.columns - 1 -
575 c % screen_desktop_layout.columns) *
576 screen_desktop_layout.rows +
577 r % screen_desktop_layout.rows;
578 case OB_CORNER_BOTTOMRIGHT:
579 return (screen_desktop_layout.columns - 1 -
580 c % screen_desktop_layout.columns) *
581 screen_desktop_layout.rows +
582 (screen_desktop_layout.rows - 1 -
583 r % screen_desktop_layout.rows);
586 g_assert_not_reached();
590 void screen_desktop_popup(guint d, gboolean show)
595 pager_popup_hide(desktop_cycle_popup);
597 a = screen_physical_area_monitor(0);
598 pager_popup_position(desktop_cycle_popup, CenterGravity,
599 a->x + a->width / 2, a->y + a->height / 2);
600 /* XXX the size and the font extents need to be related on some level
602 pager_popup_size(desktop_cycle_popup, POPUP_WIDTH, POPUP_HEIGHT);
604 pager_popup_set_text_align(desktop_cycle_popup, RR_JUSTIFY_CENTER);
606 pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d);
610 guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
611 gboolean dialog, gboolean done, gboolean cancel)
613 static gboolean first = TRUE;
614 static guint origd, d;
620 } else if (done && dialog) {
625 d = origd = screen_desktop;
628 get_row_col(d, &r, &c);
632 case OB_DIRECTION_EAST:
633 if (d < screen_num_desktops - 1)
638 case OB_DIRECTION_WEST:
642 d = screen_num_desktops - 1;
646 return screen_desktop;
650 case OB_DIRECTION_EAST:
652 if (c >= screen_desktop_layout.columns) {
657 goto show_cycle_dialog;
660 d = translate_row_col(r, c);
661 if (d >= screen_num_desktops) {
666 goto show_cycle_dialog;
670 case OB_DIRECTION_WEST:
672 if (c >= screen_desktop_layout.columns) {
674 c = screen_desktop_layout.columns - 1;
677 goto show_cycle_dialog;
680 d = translate_row_col(r, c);
681 if (d >= screen_num_desktops) {
686 goto show_cycle_dialog;
690 case OB_DIRECTION_SOUTH:
692 if (r >= screen_desktop_layout.rows) {
697 goto show_cycle_dialog;
700 d = translate_row_col(r, c);
701 if (d >= screen_num_desktops) {
706 goto show_cycle_dialog;
710 case OB_DIRECTION_NORTH:
712 if (r >= screen_desktop_layout.rows) {
714 r = screen_desktop_layout.rows - 1;
717 goto show_cycle_dialog;
720 d = translate_row_col(r, c);
721 if (d >= screen_num_desktops) {
726 goto show_cycle_dialog;
732 return d = screen_desktop;
735 d = translate_row_col(r, c);
740 screen_desktop_popup(d, TRUE);
747 screen_desktop_popup(0, FALSE);
752 void screen_update_layout()
754 ObOrientation orient;
760 gboolean valid = FALSE;
762 if (PROP_GETA32(RootWindow(ob_display, ob_screen),
763 net_desktop_layout, cardinal, &data, &num)) {
764 if (num == 3 || num == 4) {
766 if (data[0] == prop_atoms.net_wm_orientation_vert)
767 orient = OB_ORIENTATION_VERT;
768 else if (data[0] == prop_atoms.net_wm_orientation_horz)
769 orient = OB_ORIENTATION_HORZ;
771 goto screen_update_layout_bail;
774 corner = OB_CORNER_TOPLEFT;
776 if (data[3] == prop_atoms.net_wm_topleft)
777 corner = OB_CORNER_TOPLEFT;
778 else if (data[3] == prop_atoms.net_wm_topright)
779 corner = OB_CORNER_TOPRIGHT;
780 else if (data[3] == prop_atoms.net_wm_bottomright)
781 corner = OB_CORNER_BOTTOMRIGHT;
782 else if (data[3] == prop_atoms.net_wm_bottomleft)
783 corner = OB_CORNER_BOTTOMLEFT;
785 goto screen_update_layout_bail;
791 /* fill in a zero rows/columns */
792 if ((cols == 0 && rows == 0)) { /* both 0's is bad data.. */
793 goto screen_update_layout_bail;
796 cols = screen_num_desktops / rows;
797 if (rows * cols < screen_num_desktops)
799 if (rows * cols >= screen_num_desktops + cols)
801 } else if (rows == 0) {
802 rows = screen_num_desktops / cols;
803 if (cols * rows < screen_num_desktops)
805 if (cols * rows >= screen_num_desktops + rows)
810 /* bounds checking */
811 if (orient == OB_ORIENTATION_HORZ) {
812 cols = MIN(screen_num_desktops, cols);
813 rows = MIN(rows, (screen_num_desktops + cols - 1) / cols);
814 cols = screen_num_desktops / rows +
815 !!(screen_num_desktops % rows);
817 rows = MIN(screen_num_desktops, rows);
818 cols = MIN(cols, (screen_num_desktops + rows - 1) / rows);
819 rows = screen_num_desktops / cols +
820 !!(screen_num_desktops % cols);
825 screen_update_layout_bail:
831 orient = OB_ORIENTATION_HORZ;
832 corner = OB_CORNER_TOPLEFT;
834 cols = screen_num_desktops;
837 screen_desktop_layout.orientation = orient;
838 screen_desktop_layout.start_corner = corner;
839 screen_desktop_layout.rows = rows;
840 screen_desktop_layout.columns = cols;
843 void screen_update_desktop_names()
847 /* empty the array */
848 g_strfreev(screen_desktop_names);
849 screen_desktop_names = NULL;
851 if (PROP_GETSS(RootWindow(ob_display, ob_screen),
852 net_desktop_names, utf8, &screen_desktop_names))
853 for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
856 if (i <= screen_num_desktops) {
857 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
858 screen_num_desktops + 1);
859 screen_desktop_names[screen_num_desktops] = NULL;
860 for (; i < screen_num_desktops; ++i)
861 screen_desktop_names[i] = g_strdup_printf("Desktop %i", i + 1);
865 void screen_show_desktop(gboolean show)
869 if (show == screen_showing_desktop) return; /* no change */
871 screen_showing_desktop = show;
875 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
876 if (WINDOW_IS_CLIENT(it->data)) {
877 ObClient *client = it->data;
878 if (client->frame->visible && !client_should_show(client))
879 frame_hide(client->frame);
884 for (it = stacking_list; it; it = g_list_next(it)) {
885 if (WINDOW_IS_CLIENT(it->data)) {
886 ObClient *client = it->data;
887 if (!client->frame->visible && client_should_show(client))
888 frame_show(client->frame);
895 for (it = focus_order[screen_desktop]; it; it = g_list_next(it))
896 if (((ObClient*)it->data)->type == OB_CLIENT_TYPE_DESKTOP &&
897 client_focus(it->data))
900 focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
903 show = !!show; /* make it boolean */
904 PROP_SET32(RootWindow(ob_display, ob_screen),
905 net_showing_desktop, cardinal, show);
908 void screen_install_colormap(ObClient *client, gboolean install)
910 XWindowAttributes wa;
912 if (client == NULL) {
914 XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
916 XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
918 if (XGetWindowAttributes(ob_display, client->window, &wa) &&
919 wa.colormap != None) {
920 xerror_set_ignore(TRUE);
922 XInstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
924 XUninstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
925 xerror_set_ignore(FALSE);
931 screen_area_add_strut_left(const StrutPartial *s, const Rect *monitor_area,
932 gint edge, Strut *ret)
935 ((s->left_end <= s->left_start) ||
936 (RECT_TOP(*monitor_area) < s->left_end &&
937 RECT_BOTTOM(*monitor_area) > s->left_start)))
938 ret->left = MAX(ret->left, edge);
942 screen_area_add_strut_top(const StrutPartial *s, const Rect *monitor_area,
943 gint edge, Strut *ret)
946 ((s->top_end <= s->top_start) ||
947 (RECT_LEFT(*monitor_area) < s->top_end &&
948 RECT_RIGHT(*monitor_area) > s->top_start)))
949 ret->top = MAX(ret->top, edge);
953 screen_area_add_strut_right(const StrutPartial *s, const Rect *monitor_area,
954 gint edge, Strut *ret)
957 ((s->right_end <= s->right_start) ||
958 (RECT_TOP(*monitor_area) < s->right_end &&
959 RECT_BOTTOM(*monitor_area) > s->right_start)))
960 ret->right = MAX(ret->right, edge);
964 screen_area_add_strut_bottom(const StrutPartial *s, const Rect *monitor_area,
965 gint edge, Strut *ret)
968 ((s->bottom_end <= s->bottom_start) ||
969 (RECT_LEFT(*monitor_area) < s->bottom_end &&
970 RECT_RIGHT(*monitor_area) > s->bottom_start)))
971 ret->bottom = MAX(ret->bottom, edge);
974 void screen_update_areas()
981 g_free(monitor_area);
982 extensions_xinerama_screens(&monitor_area, &screen_num_monitors);
985 for (i = 0; area[i]; ++i)
990 area = g_new(Rect*, screen_num_desktops + 2);
991 for (i = 0; i < screen_num_desktops + 1; ++i)
992 area[i] = g_new0(Rect, screen_num_monitors + 1);
995 dims = g_new(gulong, 4 * screen_num_desktops);
997 for (i = 0; i < screen_num_desktops + 1; ++i) {
1001 struts = g_new0(Strut, screen_num_monitors);
1003 /* calc the xinerama areas */
1004 for (x = 0; x < screen_num_monitors; ++x) {
1005 area[i][x] = monitor_area[x];
1007 l = monitor_area[x].x;
1008 t = monitor_area[x].y;
1009 r = monitor_area[x].x + monitor_area[x].width - 1;
1010 b = monitor_area[x].y + monitor_area[x].height - 1;
1012 l = MIN(l, monitor_area[x].x);
1013 t = MIN(t, monitor_area[x].y);
1014 r = MAX(r, monitor_area[x].x + monitor_area[x].width - 1);
1015 b = MAX(b, monitor_area[x].y + monitor_area[x].height - 1);
1018 RECT_SET(area[i][x], l, t, r - l + 1, b - t + 1);
1020 /* apply the struts */
1022 /* find the left-most xin heads, i do this in 2 loops :| */
1024 for (x = 1; x < screen_num_monitors; ++x)
1025 o = MIN(o, area[i][x].x);
1027 for (x = 0; x < screen_num_monitors; ++x) {
1028 for (it = client_list; it; it = g_list_next(it)) {
1029 ObClient *c = it->data;
1030 screen_area_add_strut_left(&c->strut,
1032 o + c->strut.left - area[i][x].x,
1035 screen_area_add_strut_left(&dock_strut,
1037 o + dock_strut.left - area[i][x].x,
1040 area[i][x].x += struts[x].left;
1041 area[i][x].width -= struts[x].left;
1044 /* find the top-most xin heads, i do this in 2 loops :| */
1046 for (x = 1; x < screen_num_monitors; ++x)
1047 o = MIN(o, area[i][x].y);
1049 for (x = 0; x < screen_num_monitors; ++x) {
1050 for (it = client_list; it; it = g_list_next(it)) {
1051 ObClient *c = it->data;
1052 screen_area_add_strut_top(&c->strut,
1054 o + c->strut.top - area[i][x].y,
1057 screen_area_add_strut_top(&dock_strut,
1059 o + dock_strut.top - area[i][x].y,
1062 area[i][x].y += struts[x].top;
1063 area[i][x].height -= struts[x].top;
1066 /* find the right-most xin heads, i do this in 2 loops :| */
1067 o = area[i][0].x + area[i][0].width - 1;
1068 for (x = 1; x < screen_num_monitors; ++x)
1069 o = MAX(o, area[i][x].x + area[i][x].width - 1);
1071 for (x = 0; x < screen_num_monitors; ++x) {
1072 for (it = client_list; it; it = g_list_next(it)) {
1073 ObClient *c = it->data;
1074 screen_area_add_strut_right(&c->strut,
1077 area[i][x].width - 1) -
1078 (o - c->strut.right),
1081 screen_area_add_strut_right(&dock_strut,
1084 area[i][x].width - 1) -
1085 (o - dock_strut.right),
1088 area[i][x].width -= struts[x].right;
1091 /* find the bottom-most xin heads, i do this in 2 loops :| */
1092 o = area[i][0].y + area[i][0].height - 1;
1093 for (x = 1; x < screen_num_monitors; ++x)
1094 o = MAX(o, area[i][x].y + area[i][x].height - 1);
1096 for (x = 0; x < screen_num_monitors; ++x) {
1097 for (it = client_list; it; it = g_list_next(it)) {
1098 ObClient *c = it->data;
1099 screen_area_add_strut_bottom(&c->strut,
1102 area[i][x].height - 1) - \
1103 (o - c->strut.bottom),
1106 screen_area_add_strut_bottom(&dock_strut,
1109 area[i][x].height - 1) - \
1110 (o - dock_strut.bottom),
1113 area[i][x].height -= struts[x].bottom;
1116 l = RECT_LEFT(area[i][0]);
1117 t = RECT_TOP(area[i][0]);
1118 r = RECT_RIGHT(area[i][0]);
1119 b = RECT_BOTTOM(area[i][0]);
1120 for (x = 1; x < screen_num_monitors; ++x) {
1121 l = MIN(l, RECT_LEFT(area[i][x]));
1122 t = MIN(l, RECT_TOP(area[i][x]));
1123 r = MAX(r, RECT_RIGHT(area[i][x]));
1124 b = MAX(b, RECT_BOTTOM(area[i][x]));
1126 RECT_SET(area[i][screen_num_monitors], l, t,
1127 r - l + 1, b - t + 1);
1129 /* XXX optimize when this is run? */
1131 /* the area has changed, adjust all the maximized
1133 for (it = client_list; it; it = g_list_next(it)) {
1134 ObClient *c = it->data;
1135 if (i < screen_num_desktops) {
1136 if (c->desktop == i)
1137 client_reconfigure(c);
1138 } else if (c->desktop == DESKTOP_ALL)
1139 client_reconfigure(c);
1141 if (i < screen_num_desktops) {
1142 /* don't set these for the 'all desktops' area */
1143 dims[(i * 4) + 0] = area[i][screen_num_monitors].x;
1144 dims[(i * 4) + 1] = area[i][screen_num_monitors].y;
1145 dims[(i * 4) + 2] = area[i][screen_num_monitors].width;
1146 dims[(i * 4) + 3] = area[i][screen_num_monitors].height;
1152 PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal,
1153 dims, 4 * screen_num_desktops);
1158 Rect *screen_area(guint desktop)
1160 return screen_area_monitor(desktop, screen_num_monitors);
1163 Rect *screen_area_monitor(guint desktop, guint head)
1165 if (head > screen_num_monitors)
1167 if (desktop >= screen_num_desktops) {
1168 if (desktop == DESKTOP_ALL)
1169 return &area[screen_num_desktops][head];
1172 return &area[desktop][head];
1175 guint screen_find_monitor(Rect *search)
1181 for (i = 0; i < screen_num_monitors; ++i) {
1182 Rect *area = screen_physical_area_monitor(i);
1183 if (RECT_INTERSECTS_RECT(*area, *search)) {
1187 RECT_SET_INTERSECTION(r, *area, *search);
1188 v = r.width * r.height;
1199 Rect *screen_physical_area()
1201 return screen_physical_area_monitor(screen_num_monitors);
1204 Rect *screen_physical_area_monitor(guint head)
1206 if (head > screen_num_monitors)
1208 return &monitor_area[head];
1211 void screen_set_root_cursor()
1213 if (sn_app_starting())
1214 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1215 ob_cursor(OB_CURSOR_BUSY));
1217 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1218 ob_cursor(OB_CURSOR_POINTER));
1221 gboolean screen_pointer_pos(gint *x, gint *y)
1227 return !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen),
1228 &w, &w, x, y, &i, &i, &u);