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 | FocusChangeMask | \
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 XMapWindow(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);
304 /* start on the current desktop when a wm was already running */
305 if (PROP_GET32(RootWindow(ob_display, ob_screen),
306 net_current_desktop, cardinal, &d) &&
307 d < screen_num_desktops)
309 screen_set_desktop(d);
311 screen_set_desktop(MIN(config_screen_firstdesk,
312 screen_num_desktops) - 1);
314 /* don't start in showing-desktop mode */
315 screen_showing_desktop = FALSE;
316 PROP_SET32(RootWindow(ob_display, ob_screen),
317 net_showing_desktop, cardinal, screen_showing_desktop);
319 screen_update_layout();
323 void screen_shutdown(gboolean reconfig)
327 pager_popup_free(desktop_cycle_popup);
330 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
333 /* we're not running here no more! */
334 PROP_ERASE(RootWindow(ob_display, ob_screen), openbox_pid);
336 PROP_ERASE(RootWindow(ob_display, ob_screen), net_supported);
337 /* don't keep this mode */
338 PROP_ERASE(RootWindow(ob_display, ob_screen), net_showing_desktop);
340 XDestroyWindow(ob_display, screen_support_win);
343 g_strfreev(screen_desktop_names);
344 screen_desktop_names = NULL;
345 for (r = area; *r; ++r)
353 static gint oldw = 0, oldh = 0;
358 w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
359 h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
361 if (w == oldw && h == oldh) return;
365 /* Set the _NET_DESKTOP_GEOMETRY hint */
366 screen_physical_size.width = geometry[0] = w;
367 screen_physical_size.height = geometry[1] = h;
368 PROP_SETA32(RootWindow(ob_display, ob_screen),
369 net_desktop_geometry, cardinal, geometry, 2);
371 if (ob_state() == OB_STATE_STARTING)
374 screen_update_areas();
377 for (it = client_list; it; it = g_list_next(it))
378 client_move_onscreen(it->data, FALSE);
381 void screen_set_num_desktops(guint num)
389 if (screen_num_desktops == num) return;
391 old = screen_num_desktops;
392 screen_num_desktops = num;
393 PROP_SET32(RootWindow(ob_display, ob_screen),
394 net_number_of_desktops, cardinal, num);
396 /* set the viewport hint */
397 viewport = g_new0(gulong, num * 2);
398 PROP_SETA32(RootWindow(ob_display, ob_screen),
399 net_desktop_viewport, cardinal, viewport, num * 2);
402 /* the number of rows/columns will differ */
403 screen_update_layout();
405 /* may be some unnamed desktops that we need to fill in with names */
406 screen_update_desktop_names();
408 /* move windows on desktops that will no longer exist! */
409 for (it = client_list; it; it = g_list_next(it)) {
410 ObClient *c = it->data;
411 if (c->desktop >= num && c->desktop != DESKTOP_ALL)
412 client_set_desktop(c, num - 1, FALSE);
415 /* change our struts/area to match (after moving windows) */
416 screen_update_areas();
418 /* change our desktop if we're on one that no longer exists! */
419 if (screen_desktop >= screen_num_desktops)
420 screen_set_desktop(num - 1);
423 void screen_set_desktop(guint num)
428 g_assert(num < screen_num_desktops);
430 old = screen_desktop;
431 screen_desktop = num;
432 PROP_SET32(RootWindow(ob_display, ob_screen),
433 net_current_desktop, cardinal, num);
435 if (old == num) return;
437 screen_last_desktop = old;
439 ob_debug("Moving to desktop %d\n", num+1);
441 if (moveresize_client)
442 client_set_desktop(moveresize_client, num, TRUE);
444 /* show windows before hiding the rest to lessen the enter/leave events */
446 /* show/hide windows from top to bottom */
447 for (it = stacking_list; it; it = g_list_next(it)) {
448 if (WINDOW_IS_CLIENT(it->data)) {
449 ObClient *c = it->data;
454 /* hide windows from bottom to top */
455 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
456 if (WINDOW_IS_CLIENT(it->data)) {
457 ObClient *c = it->data;
462 event_ignore_queued_enters();
464 focus_hilite = focus_fallback_target(TRUE, focus_client);
466 frame_adjust_focus(focus_hilite->frame, TRUE);
469 When this focus_client check is not used, you can end up with
470 races, as demonstrated with gnome-panel, sometimes the window
471 you click on another desktop ends up losing focus cuz of the
474 /*if (!focus_client)*/
475 client_focus(focus_hilite);
479 static void get_row_col(guint d, guint *r, guint *c)
481 switch (screen_desktop_layout.orientation) {
482 case OB_ORIENTATION_HORZ:
483 switch (screen_desktop_layout.start_corner) {
484 case OB_CORNER_TOPLEFT:
485 *r = d / screen_desktop_layout.columns;
486 *c = d % screen_desktop_layout.columns;
488 case OB_CORNER_BOTTOMLEFT:
489 *r = screen_desktop_layout.rows - 1 -
490 d / screen_desktop_layout.columns;
491 *c = d % screen_desktop_layout.columns;
493 case OB_CORNER_TOPRIGHT:
494 *r = d / screen_desktop_layout.columns;
495 *c = screen_desktop_layout.columns - 1 -
496 d % screen_desktop_layout.columns;
498 case OB_CORNER_BOTTOMRIGHT:
499 *r = screen_desktop_layout.rows - 1 -
500 d / screen_desktop_layout.columns;
501 *c = screen_desktop_layout.columns - 1 -
502 d % screen_desktop_layout.columns;
506 case OB_ORIENTATION_VERT:
507 switch (screen_desktop_layout.start_corner) {
508 case OB_CORNER_TOPLEFT:
509 *r = d % screen_desktop_layout.rows;
510 *c = d / screen_desktop_layout.rows;
512 case OB_CORNER_BOTTOMLEFT:
513 *r = screen_desktop_layout.rows - 1 -
514 d % screen_desktop_layout.rows;
515 *c = d / screen_desktop_layout.rows;
517 case OB_CORNER_TOPRIGHT:
518 *r = d % screen_desktop_layout.rows;
519 *c = screen_desktop_layout.columns - 1 -
520 d / screen_desktop_layout.rows;
522 case OB_CORNER_BOTTOMRIGHT:
523 *r = screen_desktop_layout.rows - 1 -
524 d % screen_desktop_layout.rows;
525 *c = screen_desktop_layout.columns - 1 -
526 d / screen_desktop_layout.rows;
533 static guint translate_row_col(guint r, guint c)
535 switch (screen_desktop_layout.orientation) {
536 case OB_ORIENTATION_HORZ:
537 switch (screen_desktop_layout.start_corner) {
538 case OB_CORNER_TOPLEFT:
539 return r % screen_desktop_layout.rows *
540 screen_desktop_layout.columns +
541 c % screen_desktop_layout.columns;
542 case OB_CORNER_BOTTOMLEFT:
543 return (screen_desktop_layout.rows - 1 -
544 r % screen_desktop_layout.rows) *
545 screen_desktop_layout.columns +
546 c % screen_desktop_layout.columns;
547 case OB_CORNER_TOPRIGHT:
548 return r % screen_desktop_layout.rows *
549 screen_desktop_layout.columns +
550 (screen_desktop_layout.columns - 1 -
551 c % screen_desktop_layout.columns);
552 case OB_CORNER_BOTTOMRIGHT:
553 return (screen_desktop_layout.rows - 1 -
554 r % screen_desktop_layout.rows) *
555 screen_desktop_layout.columns +
556 (screen_desktop_layout.columns - 1 -
557 c % screen_desktop_layout.columns);
559 case OB_ORIENTATION_VERT:
560 switch (screen_desktop_layout.start_corner) {
561 case OB_CORNER_TOPLEFT:
562 return c % screen_desktop_layout.columns *
563 screen_desktop_layout.rows +
564 r % screen_desktop_layout.rows;
565 case OB_CORNER_BOTTOMLEFT:
566 return c % screen_desktop_layout.columns *
567 screen_desktop_layout.rows +
568 (screen_desktop_layout.rows - 1 -
569 r % screen_desktop_layout.rows);
570 case OB_CORNER_TOPRIGHT:
571 return (screen_desktop_layout.columns - 1 -
572 c % screen_desktop_layout.columns) *
573 screen_desktop_layout.rows +
574 r % screen_desktop_layout.rows;
575 case OB_CORNER_BOTTOMRIGHT:
576 return (screen_desktop_layout.columns - 1 -
577 c % screen_desktop_layout.columns) *
578 screen_desktop_layout.rows +
579 (screen_desktop_layout.rows - 1 -
580 r % screen_desktop_layout.rows);
583 g_assert_not_reached();
587 void screen_desktop_popup(guint d, gboolean show)
592 pager_popup_hide(desktop_cycle_popup);
594 a = screen_physical_area_monitor(0);
595 pager_popup_position(desktop_cycle_popup, CenterGravity,
596 a->x + a->width / 2, a->y + a->height / 2);
597 /* XXX the size and the font extents need to be related on some level
599 pager_popup_size(desktop_cycle_popup, POPUP_WIDTH, POPUP_HEIGHT);
601 pager_popup_set_text_align(desktop_cycle_popup, RR_JUSTIFY_CENTER);
603 pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d);
607 guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
608 gboolean dialog, gboolean done, gboolean cancel)
610 static gboolean first = TRUE;
611 static guint origd, d;
617 } else if (done && dialog) {
622 d = origd = screen_desktop;
625 get_row_col(d, &r, &c);
629 case OB_DIRECTION_EAST:
630 if (d < screen_num_desktops - 1)
635 case OB_DIRECTION_WEST:
639 d = screen_num_desktops - 1;
643 return screen_desktop;
647 case OB_DIRECTION_EAST:
649 if (c >= screen_desktop_layout.columns) {
654 goto show_cycle_dialog;
657 d = translate_row_col(r, c);
658 if (d >= screen_num_desktops) {
663 goto show_cycle_dialog;
667 case OB_DIRECTION_WEST:
669 if (c >= screen_desktop_layout.columns) {
671 c = screen_desktop_layout.columns - 1;
674 goto show_cycle_dialog;
677 d = translate_row_col(r, c);
678 if (d >= screen_num_desktops) {
683 goto show_cycle_dialog;
687 case OB_DIRECTION_SOUTH:
689 if (r >= screen_desktop_layout.rows) {
694 goto show_cycle_dialog;
697 d = translate_row_col(r, c);
698 if (d >= screen_num_desktops) {
703 goto show_cycle_dialog;
707 case OB_DIRECTION_NORTH:
709 if (r >= screen_desktop_layout.rows) {
711 r = screen_desktop_layout.rows - 1;
714 goto show_cycle_dialog;
717 d = translate_row_col(r, c);
718 if (d >= screen_num_desktops) {
723 goto show_cycle_dialog;
729 return d = screen_desktop;
732 d = translate_row_col(r, c);
737 screen_desktop_popup(d, TRUE);
744 screen_desktop_popup(0, FALSE);
749 void screen_update_layout()
751 ObOrientation orient;
757 gboolean valid = FALSE;
759 if (PROP_GETA32(RootWindow(ob_display, ob_screen),
760 net_desktop_layout, cardinal, &data, &num)) {
761 if (num == 3 || num == 4) {
763 if (data[0] == prop_atoms.net_wm_orientation_vert)
764 orient = OB_ORIENTATION_VERT;
765 else if (data[0] == prop_atoms.net_wm_orientation_horz)
766 orient = OB_ORIENTATION_HORZ;
768 goto screen_update_layout_bail;
771 corner = OB_CORNER_TOPLEFT;
773 if (data[3] == prop_atoms.net_wm_topleft)
774 corner = OB_CORNER_TOPLEFT;
775 else if (data[3] == prop_atoms.net_wm_topright)
776 corner = OB_CORNER_TOPRIGHT;
777 else if (data[3] == prop_atoms.net_wm_bottomright)
778 corner = OB_CORNER_BOTTOMRIGHT;
779 else if (data[3] == prop_atoms.net_wm_bottomleft)
780 corner = OB_CORNER_BOTTOMLEFT;
782 goto screen_update_layout_bail;
788 /* fill in a zero rows/columns */
789 if ((cols == 0 && rows == 0)) { /* both 0's is bad data.. */
790 goto screen_update_layout_bail;
793 cols = screen_num_desktops / rows;
794 if (rows * cols < screen_num_desktops)
796 if (rows * cols >= screen_num_desktops + cols)
798 } else if (rows == 0) {
799 rows = screen_num_desktops / cols;
800 if (cols * rows < screen_num_desktops)
802 if (cols * rows >= screen_num_desktops + rows)
807 /* bounds checking */
808 if (orient == OB_ORIENTATION_HORZ) {
809 cols = MIN(screen_num_desktops, cols);
810 rows = MIN(rows, (screen_num_desktops + cols - 1) / cols);
811 cols = screen_num_desktops / rows +
812 !!(screen_num_desktops % rows);
814 rows = MIN(screen_num_desktops, rows);
815 cols = MIN(cols, (screen_num_desktops + rows - 1) / rows);
816 rows = screen_num_desktops / cols +
817 !!(screen_num_desktops % cols);
822 screen_update_layout_bail:
828 orient = OB_ORIENTATION_HORZ;
829 corner = OB_CORNER_TOPLEFT;
831 cols = screen_num_desktops;
834 screen_desktop_layout.orientation = orient;
835 screen_desktop_layout.start_corner = corner;
836 screen_desktop_layout.rows = rows;
837 screen_desktop_layout.columns = cols;
840 void screen_update_desktop_names()
844 /* empty the array */
845 g_strfreev(screen_desktop_names);
846 screen_desktop_names = NULL;
848 if (PROP_GETSS(RootWindow(ob_display, ob_screen),
849 net_desktop_names, utf8, &screen_desktop_names))
850 for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
853 if (i <= screen_num_desktops) {
854 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
855 screen_num_desktops + 1);
856 screen_desktop_names[screen_num_desktops] = NULL;
857 for (; i < screen_num_desktops; ++i)
858 screen_desktop_names[i] = g_strdup_printf("Desktop %i", i + 1);
862 void screen_show_desktop(gboolean show)
866 if (show == screen_showing_desktop) return; /* no change */
868 screen_showing_desktop = show;
872 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
873 if (WINDOW_IS_CLIENT(it->data)) {
874 ObClient *client = it->data;
875 client_showhide(client);
880 for (it = stacking_list; it; it = g_list_next(it)) {
881 if (WINDOW_IS_CLIENT(it->data)) {
882 ObClient *client = it->data;
883 client_showhide(client);
890 for (it = focus_order; it; it = g_list_next(it)) {
891 ObClient *c = it->data;
892 if (c->type == OB_CLIENT_TYPE_DESKTOP &&
893 (c->desktop == screen_desktop || c->desktop == DESKTOP_ALL) &&
894 client_focus(it->data))
898 /* use NULL for the "old" argument because the desktop was focused
899 and we don't want to fallback to the desktop by default */
900 focus_hilite = focus_fallback_target(TRUE, NULL);
902 frame_adjust_focus(focus_hilite->frame, TRUE);
905 When this focus_client check is not used, you can end up with
906 races, as demonstrated with gnome-panel, sometimes the window
907 you click on another desktop ends up losing focus cuz of the
910 /*if (!focus_client)*/
911 client_focus(focus_hilite);
915 show = !!show; /* make it boolean */
916 PROP_SET32(RootWindow(ob_display, ob_screen),
917 net_showing_desktop, cardinal, show);
920 void screen_install_colormap(ObClient *client, gboolean install)
922 XWindowAttributes wa;
924 if (client == NULL) {
926 XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
928 XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
930 if (XGetWindowAttributes(ob_display, client->window, &wa) &&
931 wa.colormap != None) {
932 xerror_set_ignore(TRUE);
934 XInstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
936 XUninstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
937 xerror_set_ignore(FALSE);
943 screen_area_add_strut_left(const StrutPartial *s, const Rect *monitor_area,
944 gint edge, Strut *ret)
947 ((s->left_end <= s->left_start) ||
948 (RECT_TOP(*monitor_area) < s->left_end &&
949 RECT_BOTTOM(*monitor_area) > s->left_start)))
950 ret->left = MAX(ret->left, edge);
954 screen_area_add_strut_top(const StrutPartial *s, const Rect *monitor_area,
955 gint edge, Strut *ret)
958 ((s->top_end <= s->top_start) ||
959 (RECT_LEFT(*monitor_area) < s->top_end &&
960 RECT_RIGHT(*monitor_area) > s->top_start)))
961 ret->top = MAX(ret->top, edge);
965 screen_area_add_strut_right(const StrutPartial *s, const Rect *monitor_area,
966 gint edge, Strut *ret)
969 ((s->right_end <= s->right_start) ||
970 (RECT_TOP(*monitor_area) < s->right_end &&
971 RECT_BOTTOM(*monitor_area) > s->right_start)))
972 ret->right = MAX(ret->right, edge);
976 screen_area_add_strut_bottom(const StrutPartial *s, const Rect *monitor_area,
977 gint edge, Strut *ret)
980 ((s->bottom_end <= s->bottom_start) ||
981 (RECT_LEFT(*monitor_area) < s->bottom_end &&
982 RECT_RIGHT(*monitor_area) > s->bottom_start)))
983 ret->bottom = MAX(ret->bottom, edge);
986 void screen_update_areas()
993 g_free(monitor_area);
994 extensions_xinerama_screens(&monitor_area, &screen_num_monitors);
997 for (i = 0; area[i]; ++i)
1002 area = g_new(Rect*, screen_num_desktops + 2);
1003 for (i = 0; i < screen_num_desktops + 1; ++i)
1004 area[i] = g_new0(Rect, screen_num_monitors + 1);
1007 dims = g_new(gulong, 4 * screen_num_desktops);
1009 for (i = 0; i < screen_num_desktops + 1; ++i) {
1013 struts = g_new0(Strut, screen_num_monitors);
1015 /* calc the xinerama areas */
1016 for (x = 0; x < screen_num_monitors; ++x) {
1017 area[i][x] = monitor_area[x];
1019 l = monitor_area[x].x;
1020 t = monitor_area[x].y;
1021 r = monitor_area[x].x + monitor_area[x].width - 1;
1022 b = monitor_area[x].y + monitor_area[x].height - 1;
1024 l = MIN(l, monitor_area[x].x);
1025 t = MIN(t, monitor_area[x].y);
1026 r = MAX(r, monitor_area[x].x + monitor_area[x].width - 1);
1027 b = MAX(b, monitor_area[x].y + monitor_area[x].height - 1);
1030 RECT_SET(area[i][x], l, t, r - l + 1, b - t + 1);
1032 /* apply the struts */
1034 /* find the left-most xin heads, i do this in 2 loops :| */
1036 for (x = 1; x < screen_num_monitors; ++x)
1037 o = MIN(o, area[i][x].x);
1039 for (x = 0; x < screen_num_monitors; ++x) {
1040 for (it = client_list; it; it = g_list_next(it)) {
1041 ObClient *c = it->data;
1042 screen_area_add_strut_left(&c->strut,
1044 o + c->strut.left - area[i][x].x,
1047 screen_area_add_strut_left(&dock_strut,
1049 o + dock_strut.left - area[i][x].x,
1052 area[i][x].x += struts[x].left;
1053 area[i][x].width -= struts[x].left;
1056 /* find the top-most xin heads, i do this in 2 loops :| */
1058 for (x = 1; x < screen_num_monitors; ++x)
1059 o = MIN(o, area[i][x].y);
1061 for (x = 0; x < screen_num_monitors; ++x) {
1062 for (it = client_list; it; it = g_list_next(it)) {
1063 ObClient *c = it->data;
1064 screen_area_add_strut_top(&c->strut,
1066 o + c->strut.top - area[i][x].y,
1069 screen_area_add_strut_top(&dock_strut,
1071 o + dock_strut.top - area[i][x].y,
1074 area[i][x].y += struts[x].top;
1075 area[i][x].height -= struts[x].top;
1078 /* find the right-most xin heads, i do this in 2 loops :| */
1079 o = area[i][0].x + area[i][0].width - 1;
1080 for (x = 1; x < screen_num_monitors; ++x)
1081 o = MAX(o, area[i][x].x + area[i][x].width - 1);
1083 for (x = 0; x < screen_num_monitors; ++x) {
1084 for (it = client_list; it; it = g_list_next(it)) {
1085 ObClient *c = it->data;
1086 screen_area_add_strut_right(&c->strut,
1089 area[i][x].width - 1) -
1090 (o - c->strut.right),
1093 screen_area_add_strut_right(&dock_strut,
1096 area[i][x].width - 1) -
1097 (o - dock_strut.right),
1100 area[i][x].width -= struts[x].right;
1103 /* find the bottom-most xin heads, i do this in 2 loops :| */
1104 o = area[i][0].y + area[i][0].height - 1;
1105 for (x = 1; x < screen_num_monitors; ++x)
1106 o = MAX(o, area[i][x].y + area[i][x].height - 1);
1108 for (x = 0; x < screen_num_monitors; ++x) {
1109 for (it = client_list; it; it = g_list_next(it)) {
1110 ObClient *c = it->data;
1111 screen_area_add_strut_bottom(&c->strut,
1114 area[i][x].height - 1) - \
1115 (o - c->strut.bottom),
1118 screen_area_add_strut_bottom(&dock_strut,
1121 area[i][x].height - 1) - \
1122 (o - dock_strut.bottom),
1125 area[i][x].height -= struts[x].bottom;
1128 l = RECT_LEFT(area[i][0]);
1129 t = RECT_TOP(area[i][0]);
1130 r = RECT_RIGHT(area[i][0]);
1131 b = RECT_BOTTOM(area[i][0]);
1132 for (x = 1; x < screen_num_monitors; ++x) {
1133 l = MIN(l, RECT_LEFT(area[i][x]));
1134 t = MIN(l, RECT_TOP(area[i][x]));
1135 r = MAX(r, RECT_RIGHT(area[i][x]));
1136 b = MAX(b, RECT_BOTTOM(area[i][x]));
1138 RECT_SET(area[i][screen_num_monitors], l, t,
1139 r - l + 1, b - t + 1);
1141 /* XXX optimize when this is run? */
1143 /* the area has changed, adjust all the maximized
1145 for (it = client_list; it; it = g_list_next(it)) {
1146 ObClient *c = it->data;
1147 if (i < screen_num_desktops) {
1148 if (c->desktop == i)
1149 client_reconfigure(c);
1150 } else if (c->desktop == DESKTOP_ALL)
1151 client_reconfigure(c);
1153 if (i < screen_num_desktops) {
1154 /* don't set these for the 'all desktops' area */
1155 dims[(i * 4) + 0] = area[i][screen_num_monitors].x;
1156 dims[(i * 4) + 1] = area[i][screen_num_monitors].y;
1157 dims[(i * 4) + 2] = area[i][screen_num_monitors].width;
1158 dims[(i * 4) + 3] = area[i][screen_num_monitors].height;
1164 PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal,
1165 dims, 4 * screen_num_desktops);
1170 Rect *screen_area(guint desktop)
1172 return screen_area_monitor(desktop, screen_num_monitors);
1175 Rect *screen_area_monitor(guint desktop, guint head)
1177 if (head > screen_num_monitors)
1179 if (desktop >= screen_num_desktops) {
1180 if (desktop == DESKTOP_ALL)
1181 return &area[screen_num_desktops][head];
1184 return &area[desktop][head];
1187 guint screen_find_monitor(Rect *search)
1193 for (i = 0; i < screen_num_monitors; ++i) {
1194 Rect *area = screen_physical_area_monitor(i);
1195 if (RECT_INTERSECTS_RECT(*area, *search)) {
1199 RECT_SET_INTERSECTION(r, *area, *search);
1200 v = r.width * r.height;
1211 Rect *screen_physical_area()
1213 return screen_physical_area_monitor(screen_num_monitors);
1216 Rect *screen_physical_area_monitor(guint head)
1218 if (head > screen_num_monitors)
1220 return &monitor_area[head];
1223 void screen_set_root_cursor()
1225 if (sn_app_starting())
1226 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1227 ob_cursor(OB_CURSOR_BUSY));
1229 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1230 ob_cursor(OB_CURSOR_POINTER));
1233 gboolean screen_pointer_pos(gint *x, gint *y)
1239 return !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen),
1240 &w, &w, x, y, &i, &i, &u);