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;
456 /* hide windows from bottom to top */
457 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
458 if (WINDOW_IS_CLIENT(it->data)) {
459 ObClient *c = it->data;
464 event_ignore_queued_enters();
466 focus_hilite = focus_fallback_target(TRUE);
468 frame_adjust_focus(focus_hilite->frame, TRUE);
471 When this focus_client check is not used, you can end up with races,
472 as demonstrated with gnome-panel, sometmies the window you click on
473 another desktop ends up losing focus cuz of the focus change here.
475 /*if (!focus_client)*/
476 client_focus(focus_hilite);
480 static void get_row_col(guint d, guint *r, guint *c)
482 switch (screen_desktop_layout.orientation) {
483 case OB_ORIENTATION_HORZ:
484 switch (screen_desktop_layout.start_corner) {
485 case OB_CORNER_TOPLEFT:
486 *r = d / screen_desktop_layout.columns;
487 *c = d % screen_desktop_layout.columns;
489 case OB_CORNER_BOTTOMLEFT:
490 *r = screen_desktop_layout.rows - 1 -
491 d / screen_desktop_layout.columns;
492 *c = d % screen_desktop_layout.columns;
494 case OB_CORNER_TOPRIGHT:
495 *r = d / screen_desktop_layout.columns;
496 *c = screen_desktop_layout.columns - 1 -
497 d % screen_desktop_layout.columns;
499 case OB_CORNER_BOTTOMRIGHT:
500 *r = screen_desktop_layout.rows - 1 -
501 d / screen_desktop_layout.columns;
502 *c = screen_desktop_layout.columns - 1 -
503 d % screen_desktop_layout.columns;
507 case OB_ORIENTATION_VERT:
508 switch (screen_desktop_layout.start_corner) {
509 case OB_CORNER_TOPLEFT:
510 *r = d % screen_desktop_layout.rows;
511 *c = d / screen_desktop_layout.rows;
513 case OB_CORNER_BOTTOMLEFT:
514 *r = screen_desktop_layout.rows - 1 -
515 d % screen_desktop_layout.rows;
516 *c = d / screen_desktop_layout.rows;
518 case OB_CORNER_TOPRIGHT:
519 *r = d % screen_desktop_layout.rows;
520 *c = screen_desktop_layout.columns - 1 -
521 d / screen_desktop_layout.rows;
523 case OB_CORNER_BOTTOMRIGHT:
524 *r = screen_desktop_layout.rows - 1 -
525 d % screen_desktop_layout.rows;
526 *c = screen_desktop_layout.columns - 1 -
527 d / screen_desktop_layout.rows;
534 static guint translate_row_col(guint r, guint c)
536 switch (screen_desktop_layout.orientation) {
537 case OB_ORIENTATION_HORZ:
538 switch (screen_desktop_layout.start_corner) {
539 case OB_CORNER_TOPLEFT:
540 return r % screen_desktop_layout.rows *
541 screen_desktop_layout.columns +
542 c % screen_desktop_layout.columns;
543 case OB_CORNER_BOTTOMLEFT:
544 return (screen_desktop_layout.rows - 1 -
545 r % screen_desktop_layout.rows) *
546 screen_desktop_layout.columns +
547 c % screen_desktop_layout.columns;
548 case OB_CORNER_TOPRIGHT:
549 return r % screen_desktop_layout.rows *
550 screen_desktop_layout.columns +
551 (screen_desktop_layout.columns - 1 -
552 c % screen_desktop_layout.columns);
553 case OB_CORNER_BOTTOMRIGHT:
554 return (screen_desktop_layout.rows - 1 -
555 r % screen_desktop_layout.rows) *
556 screen_desktop_layout.columns +
557 (screen_desktop_layout.columns - 1 -
558 c % screen_desktop_layout.columns);
560 case OB_ORIENTATION_VERT:
561 switch (screen_desktop_layout.start_corner) {
562 case OB_CORNER_TOPLEFT:
563 return c % screen_desktop_layout.columns *
564 screen_desktop_layout.rows +
565 r % screen_desktop_layout.rows;
566 case OB_CORNER_BOTTOMLEFT:
567 return c % screen_desktop_layout.columns *
568 screen_desktop_layout.rows +
569 (screen_desktop_layout.rows - 1 -
570 r % screen_desktop_layout.rows);
571 case OB_CORNER_TOPRIGHT:
572 return (screen_desktop_layout.columns - 1 -
573 c % screen_desktop_layout.columns) *
574 screen_desktop_layout.rows +
575 r % screen_desktop_layout.rows;
576 case OB_CORNER_BOTTOMRIGHT:
577 return (screen_desktop_layout.columns - 1 -
578 c % screen_desktop_layout.columns) *
579 screen_desktop_layout.rows +
580 (screen_desktop_layout.rows - 1 -
581 r % screen_desktop_layout.rows);
584 g_assert_not_reached();
588 void screen_desktop_popup(guint d, gboolean show)
593 pager_popup_hide(desktop_cycle_popup);
595 a = screen_physical_area_monitor(0);
596 pager_popup_position(desktop_cycle_popup, CenterGravity,
597 a->x + a->width / 2, a->y + a->height / 2);
598 /* XXX the size and the font extents need to be related on some level
600 pager_popup_size(desktop_cycle_popup, POPUP_WIDTH, POPUP_HEIGHT);
602 pager_popup_set_text_align(desktop_cycle_popup, RR_JUSTIFY_CENTER);
604 pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d);
608 guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
609 gboolean dialog, gboolean done, gboolean cancel)
611 static gboolean first = TRUE;
612 static guint origd, d;
618 } else if (done && dialog) {
623 d = origd = screen_desktop;
626 get_row_col(d, &r, &c);
630 case OB_DIRECTION_EAST:
631 if (d < screen_num_desktops - 1)
636 case OB_DIRECTION_WEST:
640 d = screen_num_desktops - 1;
644 return screen_desktop;
648 case OB_DIRECTION_EAST:
650 if (c >= screen_desktop_layout.columns) {
655 goto show_cycle_dialog;
658 d = translate_row_col(r, c);
659 if (d >= screen_num_desktops) {
664 goto show_cycle_dialog;
668 case OB_DIRECTION_WEST:
670 if (c >= screen_desktop_layout.columns) {
672 c = screen_desktop_layout.columns - 1;
675 goto show_cycle_dialog;
678 d = translate_row_col(r, c);
679 if (d >= screen_num_desktops) {
684 goto show_cycle_dialog;
688 case OB_DIRECTION_SOUTH:
690 if (r >= screen_desktop_layout.rows) {
695 goto show_cycle_dialog;
698 d = translate_row_col(r, c);
699 if (d >= screen_num_desktops) {
704 goto show_cycle_dialog;
708 case OB_DIRECTION_NORTH:
710 if (r >= screen_desktop_layout.rows) {
712 r = screen_desktop_layout.rows - 1;
715 goto show_cycle_dialog;
718 d = translate_row_col(r, c);
719 if (d >= screen_num_desktops) {
724 goto show_cycle_dialog;
730 return d = screen_desktop;
733 d = translate_row_col(r, c);
738 screen_desktop_popup(d, TRUE);
745 screen_desktop_popup(0, FALSE);
750 void screen_update_layout()
752 ObOrientation orient;
758 gboolean valid = FALSE;
760 if (PROP_GETA32(RootWindow(ob_display, ob_screen),
761 net_desktop_layout, cardinal, &data, &num)) {
762 if (num == 3 || num == 4) {
764 if (data[0] == prop_atoms.net_wm_orientation_vert)
765 orient = OB_ORIENTATION_VERT;
766 else if (data[0] == prop_atoms.net_wm_orientation_horz)
767 orient = OB_ORIENTATION_HORZ;
769 goto screen_update_layout_bail;
772 corner = OB_CORNER_TOPLEFT;
774 if (data[3] == prop_atoms.net_wm_topleft)
775 corner = OB_CORNER_TOPLEFT;
776 else if (data[3] == prop_atoms.net_wm_topright)
777 corner = OB_CORNER_TOPRIGHT;
778 else if (data[3] == prop_atoms.net_wm_bottomright)
779 corner = OB_CORNER_BOTTOMRIGHT;
780 else if (data[3] == prop_atoms.net_wm_bottomleft)
781 corner = OB_CORNER_BOTTOMLEFT;
783 goto screen_update_layout_bail;
789 /* fill in a zero rows/columns */
790 if ((cols == 0 && rows == 0)) { /* both 0's is bad data.. */
791 goto screen_update_layout_bail;
794 cols = screen_num_desktops / rows;
795 if (rows * cols < screen_num_desktops)
797 if (rows * cols >= screen_num_desktops + cols)
799 } else if (rows == 0) {
800 rows = screen_num_desktops / cols;
801 if (cols * rows < screen_num_desktops)
803 if (cols * rows >= screen_num_desktops + rows)
808 /* bounds checking */
809 if (orient == OB_ORIENTATION_HORZ) {
810 cols = MIN(screen_num_desktops, cols);
811 rows = MIN(rows, (screen_num_desktops + cols - 1) / cols);
812 cols = screen_num_desktops / rows +
813 !!(screen_num_desktops % rows);
815 rows = MIN(screen_num_desktops, rows);
816 cols = MIN(cols, (screen_num_desktops + rows - 1) / rows);
817 rows = screen_num_desktops / cols +
818 !!(screen_num_desktops % cols);
823 screen_update_layout_bail:
829 orient = OB_ORIENTATION_HORZ;
830 corner = OB_CORNER_TOPLEFT;
832 cols = screen_num_desktops;
835 screen_desktop_layout.orientation = orient;
836 screen_desktop_layout.start_corner = corner;
837 screen_desktop_layout.rows = rows;
838 screen_desktop_layout.columns = cols;
841 void screen_update_desktop_names()
845 /* empty the array */
846 g_strfreev(screen_desktop_names);
847 screen_desktop_names = NULL;
849 if (PROP_GETSS(RootWindow(ob_display, ob_screen),
850 net_desktop_names, utf8, &screen_desktop_names))
851 for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
854 if (i <= screen_num_desktops) {
855 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
856 screen_num_desktops + 1);
857 screen_desktop_names[screen_num_desktops] = NULL;
858 for (; i < screen_num_desktops; ++i)
859 screen_desktop_names[i] = g_strdup_printf("Desktop %i", i + 1);
863 void screen_show_desktop(gboolean show)
867 if (show == screen_showing_desktop) return; /* no change */
869 screen_showing_desktop = show;
873 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
874 if (WINDOW_IS_CLIENT(it->data)) {
875 ObClient *client = it->data;
876 client_showhide(client);
881 for (it = stacking_list; it; it = g_list_next(it)) {
882 if (WINDOW_IS_CLIENT(it->data)) {
883 ObClient *client = it->data;
884 client_showhide(client);
891 for (it = focus_order[screen_desktop]; it; it = g_list_next(it))
892 if (((ObClient*)it->data)->type == OB_CLIENT_TYPE_DESKTOP &&
893 client_validate(it->data) && client_focus(it->data))
896 focus_fallback(TRUE);
899 show = !!show; /* make it boolean */
900 PROP_SET32(RootWindow(ob_display, ob_screen),
901 net_showing_desktop, cardinal, show);
904 void screen_install_colormap(ObClient *client, gboolean install)
906 XWindowAttributes wa;
908 if (client == NULL) {
910 XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
912 XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
914 if (XGetWindowAttributes(ob_display, client->window, &wa) &&
915 wa.colormap != None) {
916 xerror_set_ignore(TRUE);
918 XInstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
920 XUninstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
921 xerror_set_ignore(FALSE);
927 screen_area_add_strut_left(const StrutPartial *s, const Rect *monitor_area,
928 gint edge, Strut *ret)
931 ((s->left_end <= s->left_start) ||
932 (RECT_TOP(*monitor_area) < s->left_end &&
933 RECT_BOTTOM(*monitor_area) > s->left_start)))
934 ret->left = MAX(ret->left, edge);
938 screen_area_add_strut_top(const StrutPartial *s, const Rect *monitor_area,
939 gint edge, Strut *ret)
942 ((s->top_end <= s->top_start) ||
943 (RECT_LEFT(*monitor_area) < s->top_end &&
944 RECT_RIGHT(*monitor_area) > s->top_start)))
945 ret->top = MAX(ret->top, edge);
949 screen_area_add_strut_right(const StrutPartial *s, const Rect *monitor_area,
950 gint edge, Strut *ret)
953 ((s->right_end <= s->right_start) ||
954 (RECT_TOP(*monitor_area) < s->right_end &&
955 RECT_BOTTOM(*monitor_area) > s->right_start)))
956 ret->right = MAX(ret->right, edge);
960 screen_area_add_strut_bottom(const StrutPartial *s, const Rect *monitor_area,
961 gint edge, Strut *ret)
964 ((s->bottom_end <= s->bottom_start) ||
965 (RECT_LEFT(*monitor_area) < s->bottom_end &&
966 RECT_RIGHT(*monitor_area) > s->bottom_start)))
967 ret->bottom = MAX(ret->bottom, edge);
970 void screen_update_areas()
977 g_free(monitor_area);
978 extensions_xinerama_screens(&monitor_area, &screen_num_monitors);
981 for (i = 0; area[i]; ++i)
986 area = g_new(Rect*, screen_num_desktops + 2);
987 for (i = 0; i < screen_num_desktops + 1; ++i)
988 area[i] = g_new0(Rect, screen_num_monitors + 1);
991 dims = g_new(gulong, 4 * screen_num_desktops);
993 for (i = 0; i < screen_num_desktops + 1; ++i) {
997 struts = g_new0(Strut, screen_num_monitors);
999 /* calc the xinerama areas */
1000 for (x = 0; x < screen_num_monitors; ++x) {
1001 area[i][x] = monitor_area[x];
1003 l = monitor_area[x].x;
1004 t = monitor_area[x].y;
1005 r = monitor_area[x].x + monitor_area[x].width - 1;
1006 b = monitor_area[x].y + monitor_area[x].height - 1;
1008 l = MIN(l, monitor_area[x].x);
1009 t = MIN(t, monitor_area[x].y);
1010 r = MAX(r, monitor_area[x].x + monitor_area[x].width - 1);
1011 b = MAX(b, monitor_area[x].y + monitor_area[x].height - 1);
1014 RECT_SET(area[i][x], l, t, r - l + 1, b - t + 1);
1016 /* apply the struts */
1018 /* find the left-most xin heads, i do this in 2 loops :| */
1020 for (x = 1; x < screen_num_monitors; ++x)
1021 o = MIN(o, area[i][x].x);
1023 for (x = 0; x < screen_num_monitors; ++x) {
1024 for (it = client_list; it; it = g_list_next(it)) {
1025 ObClient *c = it->data;
1026 screen_area_add_strut_left(&c->strut,
1028 o + c->strut.left - area[i][x].x,
1031 screen_area_add_strut_left(&dock_strut,
1033 o + dock_strut.left - area[i][x].x,
1036 area[i][x].x += struts[x].left;
1037 area[i][x].width -= struts[x].left;
1040 /* find the top-most xin heads, i do this in 2 loops :| */
1042 for (x = 1; x < screen_num_monitors; ++x)
1043 o = MIN(o, area[i][x].y);
1045 for (x = 0; x < screen_num_monitors; ++x) {
1046 for (it = client_list; it; it = g_list_next(it)) {
1047 ObClient *c = it->data;
1048 screen_area_add_strut_top(&c->strut,
1050 o + c->strut.top - area[i][x].y,
1053 screen_area_add_strut_top(&dock_strut,
1055 o + dock_strut.top - area[i][x].y,
1058 area[i][x].y += struts[x].top;
1059 area[i][x].height -= struts[x].top;
1062 /* find the right-most xin heads, i do this in 2 loops :| */
1063 o = area[i][0].x + area[i][0].width - 1;
1064 for (x = 1; x < screen_num_monitors; ++x)
1065 o = MAX(o, area[i][x].x + area[i][x].width - 1);
1067 for (x = 0; x < screen_num_monitors; ++x) {
1068 for (it = client_list; it; it = g_list_next(it)) {
1069 ObClient *c = it->data;
1070 screen_area_add_strut_right(&c->strut,
1073 area[i][x].width - 1) -
1074 (o - c->strut.right),
1077 screen_area_add_strut_right(&dock_strut,
1080 area[i][x].width - 1) -
1081 (o - dock_strut.right),
1084 area[i][x].width -= struts[x].right;
1087 /* find the bottom-most xin heads, i do this in 2 loops :| */
1088 o = area[i][0].y + area[i][0].height - 1;
1089 for (x = 1; x < screen_num_monitors; ++x)
1090 o = MAX(o, area[i][x].y + area[i][x].height - 1);
1092 for (x = 0; x < screen_num_monitors; ++x) {
1093 for (it = client_list; it; it = g_list_next(it)) {
1094 ObClient *c = it->data;
1095 screen_area_add_strut_bottom(&c->strut,
1098 area[i][x].height - 1) - \
1099 (o - c->strut.bottom),
1102 screen_area_add_strut_bottom(&dock_strut,
1105 area[i][x].height - 1) - \
1106 (o - dock_strut.bottom),
1109 area[i][x].height -= struts[x].bottom;
1112 l = RECT_LEFT(area[i][0]);
1113 t = RECT_TOP(area[i][0]);
1114 r = RECT_RIGHT(area[i][0]);
1115 b = RECT_BOTTOM(area[i][0]);
1116 for (x = 1; x < screen_num_monitors; ++x) {
1117 l = MIN(l, RECT_LEFT(area[i][x]));
1118 t = MIN(l, RECT_TOP(area[i][x]));
1119 r = MAX(r, RECT_RIGHT(area[i][x]));
1120 b = MAX(b, RECT_BOTTOM(area[i][x]));
1122 RECT_SET(area[i][screen_num_monitors], l, t,
1123 r - l + 1, b - t + 1);
1125 /* XXX optimize when this is run? */
1127 /* the area has changed, adjust all the maximized
1129 for (it = client_list; it; it = g_list_next(it)) {
1130 ObClient *c = it->data;
1131 if (i < screen_num_desktops) {
1132 if (c->desktop == i)
1133 client_reconfigure(c);
1134 } else if (c->desktop == DESKTOP_ALL)
1135 client_reconfigure(c);
1137 if (i < screen_num_desktops) {
1138 /* don't set these for the 'all desktops' area */
1139 dims[(i * 4) + 0] = area[i][screen_num_monitors].x;
1140 dims[(i * 4) + 1] = area[i][screen_num_monitors].y;
1141 dims[(i * 4) + 2] = area[i][screen_num_monitors].width;
1142 dims[(i * 4) + 3] = area[i][screen_num_monitors].height;
1148 PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal,
1149 dims, 4 * screen_num_desktops);
1154 Rect *screen_area(guint desktop)
1156 return screen_area_monitor(desktop, screen_num_monitors);
1159 Rect *screen_area_monitor(guint desktop, guint head)
1161 if (head > screen_num_monitors)
1163 if (desktop >= screen_num_desktops) {
1164 if (desktop == DESKTOP_ALL)
1165 return &area[screen_num_desktops][head];
1168 return &area[desktop][head];
1171 guint screen_find_monitor(Rect *search)
1177 for (i = 0; i < screen_num_monitors; ++i) {
1178 Rect *area = screen_physical_area_monitor(i);
1179 if (RECT_INTERSECTS_RECT(*area, *search)) {
1183 RECT_SET_INTERSECTION(r, *area, *search);
1184 v = r.width * r.height;
1195 Rect *screen_physical_area()
1197 return screen_physical_area_monitor(screen_num_monitors);
1200 Rect *screen_physical_area_monitor(guint head)
1202 if (head > screen_num_monitors)
1204 return &monitor_area[head];
1207 void screen_set_root_cursor()
1209 if (sn_app_starting())
1210 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1211 ob_cursor(OB_CURSOR_BUSY));
1213 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1214 ob_cursor(OB_CURSOR_POINTER));
1217 gboolean screen_pointer_pos(gint *x, gint *y)
1223 return !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen),
1224 &w, &w, x, y, &i, &i, &u);