1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 screen.c for the Openbox window manager
4 Copyright (c) 2003 Ben Jansens
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 See the COPYING file for a copy of the GNU General Public License.
25 #include "startupnotify.h"
26 #include "moveresize.h"
34 #include "extensions.h"
35 #include "render/render.h"
39 # include <sys/types.h>
44 /*! The event mask to grab on the root window */
45 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
46 EnterWindowMask | LeaveWindowMask | \
47 SubstructureNotifyMask | SubstructureRedirectMask | \
48 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
50 guint screen_num_desktops;
51 guint screen_num_monitors;
53 guint screen_last_desktop;
54 Size screen_physical_size;
55 gboolean screen_showing_desktop;
56 DesktopLayout screen_desktop_layout;
57 char **screen_desktop_names;
58 Window screen_support_win;
60 static Rect **area; /* array of desktop holding array of xinerama areas */
61 static Rect *monitor_area;
63 static ObPagerPopup *desktop_cycle_popup;
65 static gboolean replace_wm()
69 Window current_wm_sn_owner;
72 wm_sn = g_strdup_printf("WM_S%d", ob_screen);
73 wm_sn_atom = XInternAtom(ob_display, wm_sn, FALSE);
76 current_wm_sn_owner = XGetSelectionOwner(ob_display, wm_sn_atom);
77 if (current_wm_sn_owner) {
79 g_warning("A window manager is already running on screen %d",
83 xerror_set_ignore(TRUE);
84 xerror_occured = FALSE;
86 /* We want to find out when the current selection owner dies */
87 XSelectInput(ob_display, current_wm_sn_owner, StructureNotifyMask);
88 XSync(ob_display, FALSE);
90 xerror_set_ignore(FALSE);
92 current_wm_sn_owner = None;
96 /* Generate a timestamp */
99 XSelectInput(ob_display, screen_support_win, PropertyChangeMask);
101 XChangeProperty(ob_display, screen_support_win,
102 prop_atoms.wm_class, prop_atoms.string,
103 8, PropModeAppend, NULL, 0);
104 XWindowEvent(ob_display, screen_support_win,
105 PropertyChangeMask, &event);
107 XSelectInput(ob_display, screen_support_win, NoEventMask);
109 timestamp = event.xproperty.time;
112 XSetSelectionOwner(ob_display, wm_sn_atom, screen_support_win,
115 if (XGetSelectionOwner(ob_display, wm_sn_atom) != screen_support_win) {
116 g_warning("Could not acquire window manager selection on screen %d",
121 /* Wait for old window manager to go away */
122 if (current_wm_sn_owner) {
125 const gulong timeout = G_USEC_PER_SEC * 15; /* wait for 15s max */
127 while (wait < timeout) {
128 if (XCheckWindowEvent(ob_display, current_wm_sn_owner,
129 StructureNotifyMask, &event) &&
130 event.type == DestroyNotify)
132 g_usleep(G_USEC_PER_SEC / 10);
133 wait += G_USEC_PER_SEC / 10;
136 if (wait >= timeout) {
137 g_warning("Timeout expired while waiting for the current WM to die "
138 "on screen %d", ob_screen);
143 /* Send client message indicating that we are now the WM */
144 prop_message(RootWindow(ob_display, ob_screen), prop_atoms.manager,
145 timestamp, wm_sn_atom, 0, 0, SubstructureNotifyMask);
151 gboolean screen_annex()
153 XSetWindowAttributes attrib;
158 /* create the netwm support window */
159 attrib.override_redirect = TRUE;
160 screen_support_win = XCreateWindow(ob_display,
161 RootWindow(ob_display, ob_screen),
163 CopyFromParent, InputOutput,
165 CWOverrideRedirect, &attrib);
166 XMapRaised(ob_display, screen_support_win);
169 XDestroyWindow(ob_display, screen_support_win);
173 xerror_set_ignore(TRUE);
174 xerror_occured = FALSE;
175 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
177 xerror_set_ignore(FALSE);
178 if (xerror_occured) {
179 g_warning("A window manager is already running on screen %d",
182 XDestroyWindow(ob_display, screen_support_win);
187 screen_set_root_cursor();
189 /* set the OPENBOX_PID hint */
191 PROP_SET32(RootWindow(ob_display, ob_screen),
192 openbox_pid, cardinal, pid);
194 /* set supporting window */
195 PROP_SET32(RootWindow(ob_display, ob_screen),
196 net_supporting_wm_check, window, screen_support_win);
198 /* set properties on the supporting window */
199 PROP_SETS(screen_support_win, net_wm_name, "Openbox");
200 PROP_SET32(screen_support_win, net_supporting_wm_check,
201 window, screen_support_win);
203 /* set the _NET_SUPPORTED_ATOMS hint */
206 supported = g_new(guint32, num_support);
207 supported[i++] = prop_atoms.net_current_desktop;
208 supported[i++] = prop_atoms.net_number_of_desktops;
209 supported[i++] = prop_atoms.net_desktop_geometry;
210 supported[i++] = prop_atoms.net_desktop_viewport;
211 supported[i++] = prop_atoms.net_active_window;
212 supported[i++] = prop_atoms.net_workarea;
213 supported[i++] = prop_atoms.net_client_list;
214 supported[i++] = prop_atoms.net_client_list_stacking;
215 supported[i++] = prop_atoms.net_desktop_names;
216 supported[i++] = prop_atoms.net_close_window;
217 supported[i++] = prop_atoms.net_desktop_layout;
218 supported[i++] = prop_atoms.net_showing_desktop;
219 supported[i++] = prop_atoms.net_wm_name;
220 supported[i++] = prop_atoms.net_wm_visible_name;
221 supported[i++] = prop_atoms.net_wm_icon_name;
222 supported[i++] = prop_atoms.net_wm_visible_icon_name;
223 supported[i++] = prop_atoms.net_wm_desktop;
224 supported[i++] = prop_atoms.net_wm_strut;
225 supported[i++] = prop_atoms.net_wm_window_type;
226 supported[i++] = prop_atoms.net_wm_window_type_desktop;
227 supported[i++] = prop_atoms.net_wm_window_type_dock;
228 supported[i++] = prop_atoms.net_wm_window_type_toolbar;
229 supported[i++] = prop_atoms.net_wm_window_type_menu;
230 supported[i++] = prop_atoms.net_wm_window_type_utility;
231 supported[i++] = prop_atoms.net_wm_window_type_splash;
232 supported[i++] = prop_atoms.net_wm_window_type_dialog;
233 supported[i++] = prop_atoms.net_wm_window_type_normal;
234 supported[i++] = prop_atoms.net_wm_allowed_actions;
235 supported[i++] = prop_atoms.net_wm_action_move;
236 supported[i++] = prop_atoms.net_wm_action_resize;
237 supported[i++] = prop_atoms.net_wm_action_minimize;
238 supported[i++] = prop_atoms.net_wm_action_shade;
239 supported[i++] = prop_atoms.net_wm_action_maximize_horz;
240 supported[i++] = prop_atoms.net_wm_action_maximize_vert;
241 supported[i++] = prop_atoms.net_wm_action_fullscreen;
242 supported[i++] = prop_atoms.net_wm_action_change_desktop;
243 supported[i++] = prop_atoms.net_wm_action_close;
244 supported[i++] = prop_atoms.net_wm_state;
245 supported[i++] = prop_atoms.net_wm_state_modal;
246 supported[i++] = prop_atoms.net_wm_state_maximized_vert;
247 supported[i++] = prop_atoms.net_wm_state_maximized_horz;
248 supported[i++] = prop_atoms.net_wm_state_shaded;
249 supported[i++] = prop_atoms.net_wm_state_skip_taskbar;
250 supported[i++] = prop_atoms.net_wm_state_skip_pager;
251 supported[i++] = prop_atoms.net_wm_state_hidden;
252 supported[i++] = prop_atoms.net_wm_state_fullscreen;
253 supported[i++] = prop_atoms.net_wm_state_above;
254 supported[i++] = prop_atoms.net_wm_state_below;
255 supported[i++] = prop_atoms.net_moveresize_window;
256 supported[i++] = prop_atoms.net_wm_moveresize;
257 supported[i++] = prop_atoms.ob_wm_state_undecorated;
258 g_assert(i == num_support);
260 supported[] = prop_atoms.net_wm_action_stick;
263 PROP_SETA32(RootWindow(ob_display, ob_screen),
264 net_supported, atom, supported, num_support);
270 void screen_startup(gboolean reconfig)
275 desktop_cycle_popup = pager_popup_new(FALSE);
278 /* get the initial size */
282 screen_desktop_names = g_new(char*,
283 g_slist_length(config_desktops_names) + 1);
284 for (i = 0, it = config_desktops_names; it; ++i, it = it->next)
285 screen_desktop_names[i] = it->data; /* dont strdup */
286 screen_desktop_names[i] = NULL;
287 PROP_SETSS(RootWindow(ob_display, ob_screen),
288 net_desktop_names, screen_desktop_names);
289 g_free(screen_desktop_names); /* dont free the individual strings */
290 screen_desktop_names = NULL;
293 screen_num_desktops = 0;
294 screen_set_num_desktops(config_desktops_num);
296 screen_set_desktop(0);
298 /* don't start in showing-desktop mode */
299 screen_showing_desktop = FALSE;
300 PROP_SET32(RootWindow(ob_display, ob_screen),
301 net_showing_desktop, cardinal, screen_showing_desktop);
303 screen_update_layout();
307 void screen_shutdown(gboolean reconfig)
311 pager_popup_free(desktop_cycle_popup);
314 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
317 /* we're not running here no more! */
318 PROP_ERASE(RootWindow(ob_display, ob_screen), openbox_pid);
320 PROP_ERASE(RootWindow(ob_display, ob_screen), net_supported);
321 /* don't keep this mode */
322 PROP_ERASE(RootWindow(ob_display, ob_screen), net_showing_desktop);
324 XDestroyWindow(ob_display, screen_support_win);
327 g_strfreev(screen_desktop_names);
328 screen_desktop_names = NULL;
329 for (r = area; *r; ++r)
337 static int oldw = 0, oldh = 0;
342 w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
343 h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
345 if (w == oldw && h == oldh) return;
349 /* Set the _NET_DESKTOP_GEOMETRY hint */
350 screen_physical_size.width = geometry[0] = w;
351 screen_physical_size.height = geometry[1] = h;
352 PROP_SETA32(RootWindow(ob_display, ob_screen),
353 net_desktop_geometry, cardinal, geometry, 2);
355 if (ob_state() == OB_STATE_STARTING)
358 screen_update_areas();
361 for (it = client_list; it; it = it->next)
362 client_move_onscreen(it->data, FALSE);
365 void screen_set_num_desktops(guint num)
373 if (screen_num_desktops == num) return;
375 old = screen_num_desktops;
376 screen_num_desktops = num;
377 PROP_SET32(RootWindow(ob_display, ob_screen),
378 net_number_of_desktops, cardinal, num);
380 /* set the viewport hint */
381 viewport = g_new0(guint32, num * 2);
382 PROP_SETA32(RootWindow(ob_display, ob_screen),
383 net_desktop_viewport, cardinal, viewport, num * 2);
386 /* the number of rows/columns will differ */
387 screen_update_layout();
389 /* may be some unnamed desktops that we need to fill in with names */
390 screen_update_desktop_names();
392 /* move windows on desktops that will no longer exist! */
393 for (it = client_list; it != NULL; it = it->next) {
394 ObClient *c = it->data;
395 if (c->desktop >= num && c->desktop != DESKTOP_ALL)
396 client_set_desktop(c, num - 1, FALSE);
399 /* change our struts/area to match (after moving windows) */
400 screen_update_areas();
402 /* change our desktop if we're on one that no longer exists! */
403 if (screen_desktop >= screen_num_desktops)
404 screen_set_desktop(num - 1);
406 /* update the focus lists */
407 /* free our lists for the desktops which have disappeared */
408 for (i = num; i < old; ++i)
409 g_list_free(focus_order[i]);
410 /* realloc the array */
411 focus_order = g_renew(GList*, focus_order, num);
412 /* set the new lists to be empty */
413 for (i = old; i < num; ++i)
414 focus_order[i] = NULL;
417 void screen_set_desktop(guint num)
423 g_assert(num < screen_num_desktops);
425 old = screen_desktop;
426 screen_desktop = num;
427 PROP_SET32(RootWindow(ob_display, ob_screen),
428 net_current_desktop, cardinal, num);
430 if (old == num) return;
432 screen_last_desktop = old;
434 ob_debug("Moving to desktop %d\n", num+1);
436 if (moveresize_client)
437 client_set_desktop(moveresize_client, num, TRUE);
439 /* show windows before hiding the rest to lessen the enter/leave events */
441 /* show windows from top to bottom */
442 for (it = stacking_list; it; it = g_list_next(it)) {
443 if (WINDOW_IS_CLIENT(it->data)) {
444 ObClient *c = it->data;
445 if (client_should_show(c))
446 frame_show(c->frame);
450 /* hide windows from bottom to top */
451 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
452 if (WINDOW_IS_CLIENT(it->data)) {
453 ObClient *c = it->data;
454 if (c->frame->visible && !client_should_show(c))
455 frame_hide(c->frame);
459 event_ignore_queued_enters();
461 target = focus_fallback_target(OB_FOCUS_FALLBACK_NOFOCUS);
463 frame_adjust_focus(target->frame, TRUE);
466 When this focus_client check is not used, you can end up with races,
467 as demonstrated with gnome-panel, sometmies the window you click on
468 another desktop ends up losing focus cuz of the focus change here.
471 client_focus(target);
475 static void get_row_col(guint d, guint *r, guint *c)
477 switch (screen_desktop_layout.orientation) {
478 case OB_ORIENTATION_HORZ:
479 switch (screen_desktop_layout.start_corner) {
480 case OB_CORNER_TOPLEFT:
481 *r = d / screen_desktop_layout.columns;
482 *c = d % screen_desktop_layout.columns;
484 case OB_CORNER_BOTTOMLEFT:
485 *r = screen_desktop_layout.rows - 1 -
486 d / screen_desktop_layout.columns;
487 *c = d % screen_desktop_layout.columns;
489 case OB_CORNER_TOPRIGHT:
490 *r = d / screen_desktop_layout.columns;
491 *c = screen_desktop_layout.columns - 1 -
492 d % screen_desktop_layout.columns;
494 case OB_CORNER_BOTTOMRIGHT:
495 *r = screen_desktop_layout.rows - 1 -
496 d / screen_desktop_layout.columns;
497 *c = screen_desktop_layout.columns - 1 -
498 d % screen_desktop_layout.columns;
502 case OB_ORIENTATION_VERT:
503 switch (screen_desktop_layout.start_corner) {
504 case OB_CORNER_TOPLEFT:
505 *r = d % screen_desktop_layout.rows;
506 *c = d / screen_desktop_layout.rows;
508 case OB_CORNER_BOTTOMLEFT:
509 *r = screen_desktop_layout.rows - 1 -
510 d % screen_desktop_layout.rows;
511 *c = d / screen_desktop_layout.rows;
513 case OB_CORNER_TOPRIGHT:
514 *r = d % screen_desktop_layout.rows;
515 *c = screen_desktop_layout.columns - 1 -
516 d / screen_desktop_layout.rows;
518 case OB_CORNER_BOTTOMRIGHT:
519 *r = screen_desktop_layout.rows - 1 -
520 d % screen_desktop_layout.rows;
521 *c = screen_desktop_layout.columns - 1 -
522 d / screen_desktop_layout.rows;
529 static guint translate_row_col(guint r, guint c)
531 switch (screen_desktop_layout.orientation) {
532 case OB_ORIENTATION_HORZ:
533 switch (screen_desktop_layout.start_corner) {
534 case OB_CORNER_TOPLEFT:
535 return r % screen_desktop_layout.rows *
536 screen_desktop_layout.columns +
537 c % screen_desktop_layout.columns;
538 case OB_CORNER_BOTTOMLEFT:
539 return (screen_desktop_layout.rows - 1 -
540 r % screen_desktop_layout.rows) *
541 screen_desktop_layout.columns +
542 c % screen_desktop_layout.columns;
543 case OB_CORNER_TOPRIGHT:
544 return r % screen_desktop_layout.rows *
545 screen_desktop_layout.columns +
546 (screen_desktop_layout.columns - 1 -
547 c % screen_desktop_layout.columns);
548 case OB_CORNER_BOTTOMRIGHT:
549 return (screen_desktop_layout.rows - 1 -
550 r % screen_desktop_layout.rows) *
551 screen_desktop_layout.columns +
552 (screen_desktop_layout.columns - 1 -
553 c % screen_desktop_layout.columns);
555 case OB_ORIENTATION_VERT:
556 switch (screen_desktop_layout.start_corner) {
557 case OB_CORNER_TOPLEFT:
558 return c % screen_desktop_layout.columns *
559 screen_desktop_layout.rows +
560 r % screen_desktop_layout.rows;
561 case OB_CORNER_BOTTOMLEFT:
562 return c % screen_desktop_layout.columns *
563 screen_desktop_layout.rows +
564 (screen_desktop_layout.rows - 1 -
565 r % screen_desktop_layout.rows);
566 case OB_CORNER_TOPRIGHT:
567 return (screen_desktop_layout.columns - 1 -
568 c % screen_desktop_layout.columns) *
569 screen_desktop_layout.rows +
570 r % screen_desktop_layout.rows;
571 case OB_CORNER_BOTTOMRIGHT:
572 return (screen_desktop_layout.columns - 1 -
573 c % screen_desktop_layout.columns) *
574 screen_desktop_layout.rows +
575 (screen_desktop_layout.rows - 1 -
576 r % screen_desktop_layout.rows);
579 g_assert_not_reached();
583 void screen_desktop_popup(guint d, gboolean show)
588 pager_popup_hide(desktop_cycle_popup);
590 a = screen_physical_area_monitor(0);
591 pager_popup_position(desktop_cycle_popup, CenterGravity,
592 a->x + a->width / 2, a->y + a->height / 2);
593 /* XXX the size and the font extents need to be related on some level
595 pager_popup_size(desktop_cycle_popup, POPUP_WIDTH, POPUP_HEIGHT);
597 pager_popup_set_text_align(desktop_cycle_popup, RR_JUSTIFY_CENTER);
599 pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d);
603 guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
604 gboolean dialog, gboolean done, gboolean cancel)
606 static gboolean first = TRUE;
608 static guint origd, d;
614 } else if (done && dialog) {
620 d = origd = screen_desktop;
623 get_row_col(d, &r, &c);
627 case OB_DIRECTION_EAST:
628 if (d < screen_num_desktops - 1)
633 case OB_DIRECTION_WEST:
637 d = screen_num_desktops - 1;
641 return screen_desktop;
645 case OB_DIRECTION_EAST:
647 if (c >= screen_desktop_layout.columns) {
648 if (!wrap) return d = screen_desktop;
651 d = translate_row_col(r, c);
652 if (d >= screen_num_desktops) {
653 if (!wrap) return d = screen_desktop;
657 case OB_DIRECTION_WEST:
659 if (c >= screen_desktop_layout.columns) {
660 if (!wrap) return d = screen_desktop;
661 c = screen_desktop_layout.columns - 1;
663 d = translate_row_col(r, c);
664 if (d >= screen_num_desktops) {
665 if (!wrap) return d = screen_desktop;
669 case OB_DIRECTION_SOUTH:
671 if (r >= screen_desktop_layout.rows) {
672 if (!wrap) return d = screen_desktop;
675 d = translate_row_col(r, c);
676 if (d >= screen_num_desktops) {
677 if (!wrap) return d = screen_desktop;
681 case OB_DIRECTION_NORTH:
683 if (r >= screen_desktop_layout.rows) {
684 if (!wrap) return d = screen_desktop;
685 r = screen_desktop_layout.rows - 1;
687 d = translate_row_col(r, c);
688 if (d >= screen_num_desktops) {
689 if (!wrap) return d = screen_desktop;
695 return d = screen_desktop;
698 d = translate_row_col(r, c);
702 screen_desktop_popup(d, TRUE);
709 screen_desktop_popup(0, FALSE);
714 void screen_update_layout()
716 ObOrientation orient;
722 gboolean valid = FALSE;
724 if (PROP_GETA32(RootWindow(ob_display, ob_screen),
725 net_desktop_layout, cardinal, &data, &num)) {
726 if (num == 3 || num == 4) {
728 if (data[0] == prop_atoms.net_wm_orientation_vert)
729 orient = OB_ORIENTATION_VERT;
730 else if (data[0] == prop_atoms.net_wm_orientation_horz)
731 orient = OB_ORIENTATION_HORZ;
733 goto screen_update_layout_bail;
736 corner = OB_CORNER_TOPLEFT;
738 if (data[3] == prop_atoms.net_wm_topleft)
739 corner = OB_CORNER_TOPLEFT;
740 else if (data[3] == prop_atoms.net_wm_topright)
741 corner = OB_CORNER_TOPRIGHT;
742 else if (data[3] == prop_atoms.net_wm_bottomright)
743 corner = OB_CORNER_BOTTOMRIGHT;
744 else if (data[3] == prop_atoms.net_wm_bottomleft)
745 corner = OB_CORNER_BOTTOMLEFT;
747 goto screen_update_layout_bail;
753 /* fill in a zero rows/columns */
754 if ((cols == 0 && rows == 0)) { /* both 0's is bad data.. */
755 goto screen_update_layout_bail;
758 cols = screen_num_desktops / rows;
759 if (rows * cols < screen_num_desktops)
761 if (rows * cols >= screen_num_desktops + cols)
763 } else if (rows == 0) {
764 rows = screen_num_desktops / cols;
765 if (cols * rows < screen_num_desktops)
767 if (cols * rows >= screen_num_desktops + rows)
772 /* bounds checking */
773 if (orient == OB_ORIENTATION_HORZ) {
774 cols = MIN(screen_num_desktops, cols);
775 rows = MIN(rows, (screen_num_desktops + cols - 1) / cols);
776 cols = screen_num_desktops / rows +
777 !!(screen_num_desktops % rows);
779 rows = MIN(screen_num_desktops, rows);
780 cols = MIN(cols, (screen_num_desktops + rows - 1) / rows);
781 rows = screen_num_desktops / cols +
782 !!(screen_num_desktops % cols);
787 screen_update_layout_bail:
793 orient = OB_ORIENTATION_HORZ;
794 corner = OB_CORNER_TOPLEFT;
796 cols = screen_num_desktops;
799 screen_desktop_layout.orientation = orient;
800 screen_desktop_layout.start_corner = corner;
801 screen_desktop_layout.rows = rows;
802 screen_desktop_layout.columns = cols;
805 void screen_update_desktop_names()
809 /* empty the array */
810 g_strfreev(screen_desktop_names);
811 screen_desktop_names = NULL;
813 if (PROP_GETSS(RootWindow(ob_display, ob_screen),
814 net_desktop_names, utf8, &screen_desktop_names))
815 for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
818 if (i <= screen_num_desktops) {
819 screen_desktop_names = g_renew(char*, screen_desktop_names,
820 screen_num_desktops + 1);
821 screen_desktop_names[screen_num_desktops] = NULL;
822 for (; i < screen_num_desktops; ++i)
823 screen_desktop_names[i] = g_strdup("Unnamed Desktop");
827 void screen_show_desktop(gboolean show)
831 if (show == screen_showing_desktop) return; /* no change */
833 screen_showing_desktop = show;
837 for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
838 if (WINDOW_IS_CLIENT(it->data)) {
839 ObClient *client = it->data;
840 if (client->frame->visible && !client_should_show(client))
841 frame_hide(client->frame);
846 for (it = stacking_list; it != NULL; it = it->next) {
847 if (WINDOW_IS_CLIENT(it->data)) {
848 ObClient *client = it->data;
849 if (!client->frame->visible && client_should_show(client))
850 frame_show(client->frame);
857 for (it = focus_order[screen_desktop]; it; it = it->next)
858 if (((ObClient*)it->data)->type == OB_CLIENT_TYPE_DESKTOP &&
859 client_focus(it->data))
862 focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
865 show = !!show; /* make it boolean */
866 PROP_SET32(RootWindow(ob_display, ob_screen),
867 net_showing_desktop, cardinal, show);
870 void screen_install_colormap(ObClient *client, gboolean install)
872 XWindowAttributes wa;
874 if (client == NULL) {
876 XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
878 XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
880 if (XGetWindowAttributes(ob_display, client->window, &wa) &&
881 wa.colormap != None) {
882 xerror_set_ignore(TRUE);
884 XInstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
886 XUninstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
887 xerror_set_ignore(FALSE);
893 screen_area_add_strut_left(const StrutPartial *s, const Rect *monitor_area,
894 gint edge, Strut *ret)
897 ((s->left_end <= s->left_start) ||
898 (RECT_TOP(*monitor_area) < s->left_end &&
899 RECT_BOTTOM(*monitor_area) > s->left_start)))
900 ret->left = MAX(ret->left, edge);
904 screen_area_add_strut_top(const StrutPartial *s, const Rect *monitor_area,
905 gint edge, Strut *ret)
908 ((s->top_end <= s->top_start) ||
909 (RECT_LEFT(*monitor_area) < s->top_end &&
910 RECT_RIGHT(*monitor_area) > s->top_start)))
911 ret->top = MAX(ret->top, edge);
915 screen_area_add_strut_right(const StrutPartial *s, const Rect *monitor_area,
916 gint edge, Strut *ret)
919 ((s->right_end <= s->right_start) ||
920 (RECT_TOP(*monitor_area) < s->right_end &&
921 RECT_BOTTOM(*monitor_area) > s->right_start)))
922 ret->right = MAX(ret->right, edge);
926 screen_area_add_strut_bottom(const StrutPartial *s, const Rect *monitor_area,
927 gint edge, Strut *ret)
930 ((s->bottom_end <= s->bottom_start) ||
931 (RECT_LEFT(*monitor_area) < s->bottom_end &&
932 RECT_RIGHT(*monitor_area) > s->bottom_start)))
933 ret->bottom = MAX(ret->bottom, edge);
936 void screen_update_areas()
943 g_free(monitor_area);
944 extensions_xinerama_screens(&monitor_area, &screen_num_monitors);
947 for (i = 0; area[i]; ++i)
952 area = g_new(Rect*, screen_num_desktops + 2);
953 for (i = 0; i < screen_num_desktops + 1; ++i)
954 area[i] = g_new0(Rect, screen_num_monitors + 1);
957 dims = g_new(guint32, 4 * screen_num_desktops);
959 for (i = 0; i < screen_num_desktops + 1; ++i) {
963 struts = g_new0(Strut, screen_num_monitors);
965 /* calc the xinerama areas */
966 for (x = 0; x < screen_num_monitors; ++x) {
967 area[i][x] = monitor_area[x];
969 l = monitor_area[x].x;
970 t = monitor_area[x].y;
971 r = monitor_area[x].x + monitor_area[x].width - 1;
972 b = monitor_area[x].y + monitor_area[x].height - 1;
974 l = MIN(l, monitor_area[x].x);
975 t = MIN(t, monitor_area[x].y);
976 r = MAX(r, monitor_area[x].x + monitor_area[x].width - 1);
977 b = MAX(b, monitor_area[x].y + monitor_area[x].height - 1);
980 RECT_SET(area[i][x], l, t, r - l + 1, b - t + 1);
982 /* apply the struts */
984 /* find the left-most xin heads, i do this in 2 loops :| */
986 for (x = 1; x < screen_num_monitors; ++x)
987 o = MIN(o, area[i][x].x);
989 for (x = 0; x < screen_num_monitors; ++x) {
990 for (it = client_list; it; it = it->next) {
991 ObClient *c = it->data;
992 screen_area_add_strut_left(&c->strut,
994 o + c->strut.left - area[i][x].x,
997 screen_area_add_strut_left(&dock_strut,
999 o + dock_strut.left - area[i][x].x,
1002 area[i][x].x += struts[x].left;
1003 area[i][x].width -= struts[x].left;
1006 /* find the top-most xin heads, i do this in 2 loops :| */
1008 for (x = 1; x < screen_num_monitors; ++x)
1009 o = MIN(o, area[i][x].y);
1011 for (x = 0; x < screen_num_monitors; ++x) {
1012 for (it = client_list; it; it = it->next) {
1013 ObClient *c = it->data;
1014 screen_area_add_strut_top(&c->strut,
1016 o + c->strut.top - area[i][x].y,
1019 screen_area_add_strut_top(&dock_strut,
1021 o + dock_strut.top - area[i][x].y,
1024 area[i][x].y += struts[x].top;
1025 area[i][x].height -= struts[x].top;
1028 /* find the right-most xin heads, i do this in 2 loops :| */
1029 o = area[i][0].x + area[i][0].width - 1;
1030 for (x = 1; x < screen_num_monitors; ++x)
1031 o = MAX(o, area[i][x].x + area[i][x].width - 1);
1033 for (x = 0; x < screen_num_monitors; ++x) {
1034 for (it = client_list; it; it = it->next) {
1035 ObClient *c = it->data;
1036 screen_area_add_strut_right(&c->strut,
1039 area[i][x].width - 1) -
1040 (o - c->strut.right),
1043 screen_area_add_strut_right(&dock_strut,
1046 area[i][x].width - 1) -
1047 (o - dock_strut.right),
1050 area[i][x].width -= struts[x].right;
1053 /* find the bottom-most xin heads, i do this in 2 loops :| */
1054 o = area[i][0].y + area[i][0].height - 1;
1055 for (x = 1; x < screen_num_monitors; ++x)
1056 o = MAX(o, area[i][x].y + area[i][x].height - 1);
1058 for (x = 0; x < screen_num_monitors; ++x) {
1059 for (it = client_list; it; it = it->next) {
1060 ObClient *c = it->data;
1061 screen_area_add_strut_bottom(&c->strut,
1064 area[i][x].height - 1) - \
1065 (o - c->strut.bottom),
1068 screen_area_add_strut_bottom(&dock_strut,
1071 area[i][x].height - 1) - \
1072 (o - dock_strut.bottom),
1075 area[i][x].height -= struts[x].bottom;
1078 l = RECT_LEFT(area[i][0]);
1079 t = RECT_TOP(area[i][0]);
1080 r = RECT_RIGHT(area[i][0]);
1081 b = RECT_BOTTOM(area[i][0]);
1082 for (x = 1; x < screen_num_monitors; ++x) {
1083 l = MIN(l, RECT_LEFT(area[i][x]));
1084 t = MIN(l, RECT_TOP(area[i][x]));
1085 r = MAX(r, RECT_RIGHT(area[i][x]));
1086 b = MAX(b, RECT_BOTTOM(area[i][x]));
1088 RECT_SET(area[i][screen_num_monitors], l, t,
1089 r - l + 1, b - t + 1);
1091 /* XXX optimize when this is run? */
1093 /* the area has changed, adjust all the maximized
1095 for (it = client_list; it; it = it->next) {
1096 ObClient *c = it->data;
1097 if (i < screen_num_desktops) {
1098 if (c->desktop == i)
1099 client_reconfigure(c);
1100 } else if (c->desktop == DESKTOP_ALL)
1101 client_reconfigure(c);
1103 if (i < screen_num_desktops) {
1104 /* don't set these for the 'all desktops' area */
1105 dims[(i * 4) + 0] = area[i][screen_num_monitors].x;
1106 dims[(i * 4) + 1] = area[i][screen_num_monitors].y;
1107 dims[(i * 4) + 2] = area[i][screen_num_monitors].width;
1108 dims[(i * 4) + 3] = area[i][screen_num_monitors].height;
1114 PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal,
1115 dims, 4 * screen_num_desktops);
1120 Rect *screen_area(guint desktop)
1122 return screen_area_monitor(desktop, screen_num_monitors);
1125 Rect *screen_area_monitor(guint desktop, guint head)
1127 if (head > screen_num_monitors)
1129 if (desktop >= screen_num_desktops) {
1130 if (desktop == DESKTOP_ALL)
1131 return &area[screen_num_desktops][head];
1134 return &area[desktop][head];
1137 Rect *screen_physical_area()
1139 return screen_physical_area_monitor(screen_num_monitors);
1142 Rect *screen_physical_area_monitor(guint head)
1144 if (head > screen_num_monitors)
1146 return &monitor_area[head];
1149 void screen_set_root_cursor()
1151 if (sn_app_starting())
1152 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1153 ob_cursor(OB_CURSOR_BUSY));
1155 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1156 ob_cursor(OB_CURSOR_POINTER));
1159 gboolean screen_pointer_pos(int *x, int *y)
1165 return !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen),
1166 &w, &w, x, y, &i, &i, &u);