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 Ben 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 SubstructureNotifyMask | 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_current_desktop;
211 supported[i++] = prop_atoms.net_number_of_desktops;
212 supported[i++] = prop_atoms.net_desktop_geometry;
213 supported[i++] = prop_atoms.net_desktop_viewport;
214 supported[i++] = prop_atoms.net_active_window;
215 supported[i++] = prop_atoms.net_workarea;
216 supported[i++] = prop_atoms.net_client_list;
217 supported[i++] = prop_atoms.net_client_list_stacking;
218 supported[i++] = prop_atoms.net_desktop_names;
219 supported[i++] = prop_atoms.net_close_window;
220 supported[i++] = prop_atoms.net_desktop_layout;
221 supported[i++] = prop_atoms.net_showing_desktop;
222 supported[i++] = prop_atoms.net_wm_name;
223 supported[i++] = prop_atoms.net_wm_visible_name;
224 supported[i++] = prop_atoms.net_wm_icon_name;
225 supported[i++] = prop_atoms.net_wm_visible_icon_name;
226 supported[i++] = prop_atoms.net_wm_desktop;
227 supported[i++] = prop_atoms.net_wm_strut;
228 supported[i++] = prop_atoms.net_wm_window_type;
229 supported[i++] = prop_atoms.net_wm_window_type_desktop;
230 supported[i++] = prop_atoms.net_wm_window_type_dock;
231 supported[i++] = prop_atoms.net_wm_window_type_toolbar;
232 supported[i++] = prop_atoms.net_wm_window_type_menu;
233 supported[i++] = prop_atoms.net_wm_window_type_utility;
234 supported[i++] = prop_atoms.net_wm_window_type_splash;
235 supported[i++] = prop_atoms.net_wm_window_type_dialog;
236 supported[i++] = prop_atoms.net_wm_window_type_normal;
237 supported[i++] = prop_atoms.net_wm_allowed_actions;
238 supported[i++] = prop_atoms.net_wm_action_move;
239 supported[i++] = prop_atoms.net_wm_action_resize;
240 supported[i++] = prop_atoms.net_wm_action_minimize;
241 supported[i++] = prop_atoms.net_wm_action_shade;
242 supported[i++] = prop_atoms.net_wm_action_maximize_horz;
243 supported[i++] = prop_atoms.net_wm_action_maximize_vert;
244 supported[i++] = prop_atoms.net_wm_action_fullscreen;
245 supported[i++] = prop_atoms.net_wm_action_change_desktop;
246 supported[i++] = prop_atoms.net_wm_action_close;
247 supported[i++] = prop_atoms.net_wm_state;
248 supported[i++] = prop_atoms.net_wm_state_modal;
249 supported[i++] = prop_atoms.net_wm_state_maximized_vert;
250 supported[i++] = prop_atoms.net_wm_state_maximized_horz;
251 supported[i++] = prop_atoms.net_wm_state_shaded;
252 supported[i++] = prop_atoms.net_wm_state_skip_taskbar;
253 supported[i++] = prop_atoms.net_wm_state_skip_pager;
254 supported[i++] = prop_atoms.net_wm_state_hidden;
255 supported[i++] = prop_atoms.net_wm_state_fullscreen;
256 supported[i++] = prop_atoms.net_wm_state_above;
257 supported[i++] = prop_atoms.net_wm_state_below;
258 supported[i++] = prop_atoms.net_wm_state_demands_attention;
259 supported[i++] = prop_atoms.net_moveresize_window;
260 supported[i++] = prop_atoms.net_wm_moveresize;
261 supported[i++] = prop_atoms.net_wm_user_time;
262 supported[i++] = prop_atoms.net_frame_extents;
263 supported[i++] = prop_atoms.ob_wm_state_undecorated;
264 g_assert(i == num_support);
266 supported[] = prop_atoms.net_wm_action_stick;
269 PROP_SETA32(RootWindow(ob_display, ob_screen),
270 net_supported, atom, supported, num_support);
276 void screen_startup(gboolean reconfig)
281 desktop_cycle_popup = pager_popup_new(FALSE);
284 /* get the initial size */
288 screen_desktop_names = g_new(gchar*,
289 g_slist_length(config_desktops_names) + 1);
290 for (i = 0, it = config_desktops_names; it; ++i, it = g_slist_next(it))
291 screen_desktop_names[i] = it->data; /* dont strdup */
292 screen_desktop_names[i] = NULL;
293 PROP_SETSS(RootWindow(ob_display, ob_screen),
294 net_desktop_names, screen_desktop_names);
295 g_free(screen_desktop_names); /* dont free the individual strings */
296 screen_desktop_names = NULL;
299 screen_num_desktops = 0;
300 screen_set_num_desktops(config_desktops_num);
302 screen_set_desktop(MIN(config_screen_firstdesk, screen_num_desktops)
305 /* don't start in showing-desktop mode */
306 screen_showing_desktop = FALSE;
307 PROP_SET32(RootWindow(ob_display, ob_screen),
308 net_showing_desktop, cardinal, screen_showing_desktop);
310 screen_update_layout();
314 void screen_shutdown(gboolean reconfig)
318 pager_popup_free(desktop_cycle_popup);
321 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
324 /* we're not running here no more! */
325 PROP_ERASE(RootWindow(ob_display, ob_screen), openbox_pid);
327 PROP_ERASE(RootWindow(ob_display, ob_screen), net_supported);
328 /* don't keep this mode */
329 PROP_ERASE(RootWindow(ob_display, ob_screen), net_showing_desktop);
331 XDestroyWindow(ob_display, screen_support_win);
334 g_strfreev(screen_desktop_names);
335 screen_desktop_names = NULL;
336 for (r = area; *r; ++r)
344 static gint oldw = 0, oldh = 0;
349 w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
350 h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
352 if (w == oldw && h == oldh) return;
356 /* Set the _NET_DESKTOP_GEOMETRY hint */
357 screen_physical_size.width = geometry[0] = w;
358 screen_physical_size.height = geometry[1] = h;
359 PROP_SETA32(RootWindow(ob_display, ob_screen),
360 net_desktop_geometry, cardinal, geometry, 2);
362 if (ob_state() == OB_STATE_STARTING)
365 screen_update_areas();
368 for (it = client_list; it; it = g_list_next(it))
369 client_move_onscreen(it->data, FALSE);
372 void screen_set_num_desktops(guint num)
380 if (screen_num_desktops == num) return;
382 old = screen_num_desktops;
383 screen_num_desktops = num;
384 PROP_SET32(RootWindow(ob_display, ob_screen),
385 net_number_of_desktops, cardinal, num);
387 /* set the viewport hint */
388 viewport = g_new0(gulong, num * 2);
389 PROP_SETA32(RootWindow(ob_display, ob_screen),
390 net_desktop_viewport, cardinal, viewport, num * 2);
393 /* the number of rows/columns will differ */
394 screen_update_layout();
396 /* may be some unnamed desktops that we need to fill in with names */
397 screen_update_desktop_names();
399 /* move windows on desktops that will no longer exist! */
400 for (it = client_list; it; it = g_list_next(it)) {
401 ObClient *c = it->data;
402 if (c->desktop >= num && c->desktop != DESKTOP_ALL)
403 client_set_desktop(c, num - 1, FALSE);
406 /* change our struts/area to match (after moving windows) */
407 screen_update_areas();
409 /* change our desktop if we're on one that no longer exists! */
410 if (screen_desktop >= screen_num_desktops)
411 screen_set_desktop(num - 1);
413 /* update the focus lists */
414 /* free our lists for the desktops which have disappeared */
415 for (i = num; i < old; ++i)
416 g_list_free(focus_order[i]);
417 /* realloc the array */
418 focus_order = g_renew(GList*, focus_order, num);
419 /* set the new lists to be empty */
420 for (i = old; i < num; ++i)
421 focus_order[i] = NULL;
424 void screen_set_desktop(guint num)
429 g_assert(num < screen_num_desktops);
431 old = screen_desktop;
432 screen_desktop = num;
433 PROP_SET32(RootWindow(ob_display, ob_screen),
434 net_current_desktop, cardinal, num);
436 if (old == num) return;
438 screen_last_desktop = old;
440 ob_debug("Moving to desktop %d\n", num+1);
442 if (moveresize_client)
443 client_set_desktop(moveresize_client, num, TRUE);
445 /* show windows before hiding the rest to lessen the enter/leave events */
447 /* show windows from top to bottom */
448 for (it = stacking_list; it; it = g_list_next(it)) {
449 if (WINDOW_IS_CLIENT(it->data)) {
450 ObClient *c = it->data;
451 if (client_should_show(c))
452 frame_show(c->frame);
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;
460 if (c->frame->visible && !client_should_show(c))
461 frame_hide(c->frame);
465 event_ignore_queued_enters();
467 focus_hilite = focus_fallback_target(OB_FOCUS_FALLBACK_NOFOCUS);
469 frame_adjust_focus(focus_hilite->frame, TRUE);
472 When this focus_client check is not used, you can end up with races,
473 as demonstrated with gnome-panel, sometmies the window you click on
474 another desktop ends up losing focus cuz of the focus change here.
476 /*if (!focus_client)*/
477 client_focus(focus_hilite);
481 static void get_row_col(guint d, guint *r, guint *c)
483 switch (screen_desktop_layout.orientation) {
484 case OB_ORIENTATION_HORZ:
485 switch (screen_desktop_layout.start_corner) {
486 case OB_CORNER_TOPLEFT:
487 *r = d / screen_desktop_layout.columns;
488 *c = d % screen_desktop_layout.columns;
490 case OB_CORNER_BOTTOMLEFT:
491 *r = screen_desktop_layout.rows - 1 -
492 d / screen_desktop_layout.columns;
493 *c = d % screen_desktop_layout.columns;
495 case OB_CORNER_TOPRIGHT:
496 *r = d / screen_desktop_layout.columns;
497 *c = screen_desktop_layout.columns - 1 -
498 d % screen_desktop_layout.columns;
500 case OB_CORNER_BOTTOMRIGHT:
501 *r = screen_desktop_layout.rows - 1 -
502 d / screen_desktop_layout.columns;
503 *c = screen_desktop_layout.columns - 1 -
504 d % screen_desktop_layout.columns;
508 case OB_ORIENTATION_VERT:
509 switch (screen_desktop_layout.start_corner) {
510 case OB_CORNER_TOPLEFT:
511 *r = d % screen_desktop_layout.rows;
512 *c = d / screen_desktop_layout.rows;
514 case OB_CORNER_BOTTOMLEFT:
515 *r = screen_desktop_layout.rows - 1 -
516 d % screen_desktop_layout.rows;
517 *c = d / screen_desktop_layout.rows;
519 case OB_CORNER_TOPRIGHT:
520 *r = d % screen_desktop_layout.rows;
521 *c = screen_desktop_layout.columns - 1 -
522 d / screen_desktop_layout.rows;
524 case OB_CORNER_BOTTOMRIGHT:
525 *r = screen_desktop_layout.rows - 1 -
526 d % screen_desktop_layout.rows;
527 *c = screen_desktop_layout.columns - 1 -
528 d / screen_desktop_layout.rows;
535 static guint translate_row_col(guint r, guint c)
537 switch (screen_desktop_layout.orientation) {
538 case OB_ORIENTATION_HORZ:
539 switch (screen_desktop_layout.start_corner) {
540 case OB_CORNER_TOPLEFT:
541 return r % screen_desktop_layout.rows *
542 screen_desktop_layout.columns +
543 c % screen_desktop_layout.columns;
544 case OB_CORNER_BOTTOMLEFT:
545 return (screen_desktop_layout.rows - 1 -
546 r % screen_desktop_layout.rows) *
547 screen_desktop_layout.columns +
548 c % screen_desktop_layout.columns;
549 case OB_CORNER_TOPRIGHT:
550 return r % screen_desktop_layout.rows *
551 screen_desktop_layout.columns +
552 (screen_desktop_layout.columns - 1 -
553 c % screen_desktop_layout.columns);
554 case OB_CORNER_BOTTOMRIGHT:
555 return (screen_desktop_layout.rows - 1 -
556 r % screen_desktop_layout.rows) *
557 screen_desktop_layout.columns +
558 (screen_desktop_layout.columns - 1 -
559 c % screen_desktop_layout.columns);
561 case OB_ORIENTATION_VERT:
562 switch (screen_desktop_layout.start_corner) {
563 case OB_CORNER_TOPLEFT:
564 return c % screen_desktop_layout.columns *
565 screen_desktop_layout.rows +
566 r % screen_desktop_layout.rows;
567 case OB_CORNER_BOTTOMLEFT:
568 return c % screen_desktop_layout.columns *
569 screen_desktop_layout.rows +
570 (screen_desktop_layout.rows - 1 -
571 r % screen_desktop_layout.rows);
572 case OB_CORNER_TOPRIGHT:
573 return (screen_desktop_layout.columns - 1 -
574 c % screen_desktop_layout.columns) *
575 screen_desktop_layout.rows +
576 r % screen_desktop_layout.rows;
577 case OB_CORNER_BOTTOMRIGHT:
578 return (screen_desktop_layout.columns - 1 -
579 c % screen_desktop_layout.columns) *
580 screen_desktop_layout.rows +
581 (screen_desktop_layout.rows - 1 -
582 r % screen_desktop_layout.rows);
585 g_assert_not_reached();
589 void screen_desktop_popup(guint d, gboolean show)
594 pager_popup_hide(desktop_cycle_popup);
596 a = screen_physical_area_monitor(0);
597 pager_popup_position(desktop_cycle_popup, CenterGravity,
598 a->x + a->width / 2, a->y + a->height / 2);
599 /* XXX the size and the font extents need to be related on some level
601 pager_popup_size(desktop_cycle_popup, POPUP_WIDTH, POPUP_HEIGHT);
603 pager_popup_set_text_align(desktop_cycle_popup, RR_JUSTIFY_CENTER);
605 pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d);
609 guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
610 gboolean dialog, gboolean done, gboolean cancel)
612 static gboolean first = TRUE;
613 static guint origd, d;
619 } else if (done && dialog) {
624 d = origd = screen_desktop;
627 get_row_col(d, &r, &c);
631 case OB_DIRECTION_EAST:
632 if (d < screen_num_desktops - 1)
637 case OB_DIRECTION_WEST:
641 d = screen_num_desktops - 1;
645 return screen_desktop;
649 case OB_DIRECTION_EAST:
651 if (c >= screen_desktop_layout.columns) {
656 goto show_cycle_dialog;
659 d = translate_row_col(r, c);
660 if (d >= screen_num_desktops) {
665 goto show_cycle_dialog;
669 case OB_DIRECTION_WEST:
671 if (c >= screen_desktop_layout.columns) {
673 c = screen_desktop_layout.columns - 1;
676 goto show_cycle_dialog;
679 d = translate_row_col(r, c);
680 if (d >= screen_num_desktops) {
685 goto show_cycle_dialog;
689 case OB_DIRECTION_SOUTH:
691 if (r >= screen_desktop_layout.rows) {
696 goto show_cycle_dialog;
699 d = translate_row_col(r, c);
700 if (d >= screen_num_desktops) {
705 goto show_cycle_dialog;
709 case OB_DIRECTION_NORTH:
711 if (r >= screen_desktop_layout.rows) {
713 r = screen_desktop_layout.rows - 1;
716 goto show_cycle_dialog;
719 d = translate_row_col(r, c);
720 if (d >= screen_num_desktops) {
725 goto show_cycle_dialog;
731 return d = screen_desktop;
734 d = translate_row_col(r, c);
739 screen_desktop_popup(d, TRUE);
746 screen_desktop_popup(0, FALSE);
751 void screen_update_layout()
753 ObOrientation orient;
759 gboolean valid = FALSE;
761 if (PROP_GETA32(RootWindow(ob_display, ob_screen),
762 net_desktop_layout, cardinal, &data, &num)) {
763 if (num == 3 || num == 4) {
765 if (data[0] == prop_atoms.net_wm_orientation_vert)
766 orient = OB_ORIENTATION_VERT;
767 else if (data[0] == prop_atoms.net_wm_orientation_horz)
768 orient = OB_ORIENTATION_HORZ;
770 goto screen_update_layout_bail;
773 corner = OB_CORNER_TOPLEFT;
775 if (data[3] == prop_atoms.net_wm_topleft)
776 corner = OB_CORNER_TOPLEFT;
777 else if (data[3] == prop_atoms.net_wm_topright)
778 corner = OB_CORNER_TOPRIGHT;
779 else if (data[3] == prop_atoms.net_wm_bottomright)
780 corner = OB_CORNER_BOTTOMRIGHT;
781 else if (data[3] == prop_atoms.net_wm_bottomleft)
782 corner = OB_CORNER_BOTTOMLEFT;
784 goto screen_update_layout_bail;
790 /* fill in a zero rows/columns */
791 if ((cols == 0 && rows == 0)) { /* both 0's is bad data.. */
792 goto screen_update_layout_bail;
795 cols = screen_num_desktops / rows;
796 if (rows * cols < screen_num_desktops)
798 if (rows * cols >= screen_num_desktops + cols)
800 } else if (rows == 0) {
801 rows = screen_num_desktops / cols;
802 if (cols * rows < screen_num_desktops)
804 if (cols * rows >= screen_num_desktops + rows)
809 /* bounds checking */
810 if (orient == OB_ORIENTATION_HORZ) {
811 cols = MIN(screen_num_desktops, cols);
812 rows = MIN(rows, (screen_num_desktops + cols - 1) / cols);
813 cols = screen_num_desktops / rows +
814 !!(screen_num_desktops % rows);
816 rows = MIN(screen_num_desktops, rows);
817 cols = MIN(cols, (screen_num_desktops + rows - 1) / rows);
818 rows = screen_num_desktops / cols +
819 !!(screen_num_desktops % cols);
824 screen_update_layout_bail:
830 orient = OB_ORIENTATION_HORZ;
831 corner = OB_CORNER_TOPLEFT;
833 cols = screen_num_desktops;
836 screen_desktop_layout.orientation = orient;
837 screen_desktop_layout.start_corner = corner;
838 screen_desktop_layout.rows = rows;
839 screen_desktop_layout.columns = cols;
842 void screen_update_desktop_names()
846 /* empty the array */
847 g_strfreev(screen_desktop_names);
848 screen_desktop_names = NULL;
850 if (PROP_GETSS(RootWindow(ob_display, ob_screen),
851 net_desktop_names, utf8, &screen_desktop_names))
852 for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
855 if (i <= screen_num_desktops) {
856 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
857 screen_num_desktops + 1);
858 screen_desktop_names[screen_num_desktops] = NULL;
859 for (; i < screen_num_desktops; ++i)
860 screen_desktop_names[i] = g_strdup_printf("Desktop %i", i + 1);
864 void screen_show_desktop(gboolean show)
868 if (show == screen_showing_desktop) return; /* no change */
870 screen_showing_desktop = show;
874 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
875 if (WINDOW_IS_CLIENT(it->data)) {
876 ObClient *client = it->data;
877 if (client->frame->visible && !client_should_show(client))
878 frame_hide(client->frame);
883 for (it = stacking_list; it; it = g_list_next(it)) {
884 if (WINDOW_IS_CLIENT(it->data)) {
885 ObClient *client = it->data;
886 if (!client->frame->visible && client_should_show(client))
887 frame_show(client->frame);
894 for (it = focus_order[screen_desktop]; it; it = g_list_next(it))
895 if (((ObClient*)it->data)->type == OB_CLIENT_TYPE_DESKTOP &&
896 client_focus(it->data))
899 focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
902 show = !!show; /* make it boolean */
903 PROP_SET32(RootWindow(ob_display, ob_screen),
904 net_showing_desktop, cardinal, show);
907 void screen_install_colormap(ObClient *client, gboolean install)
909 XWindowAttributes wa;
911 if (client == NULL) {
913 XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
915 XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
917 if (XGetWindowAttributes(ob_display, client->window, &wa) &&
918 wa.colormap != None) {
919 xerror_set_ignore(TRUE);
921 XInstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
923 XUninstallColormap(RrDisplay(ob_rr_inst), wa.colormap);
924 xerror_set_ignore(FALSE);
930 screen_area_add_strut_left(const StrutPartial *s, const Rect *monitor_area,
931 gint edge, Strut *ret)
934 ((s->left_end <= s->left_start) ||
935 (RECT_TOP(*monitor_area) < s->left_end &&
936 RECT_BOTTOM(*monitor_area) > s->left_start)))
937 ret->left = MAX(ret->left, edge);
941 screen_area_add_strut_top(const StrutPartial *s, const Rect *monitor_area,
942 gint edge, Strut *ret)
945 ((s->top_end <= s->top_start) ||
946 (RECT_LEFT(*monitor_area) < s->top_end &&
947 RECT_RIGHT(*monitor_area) > s->top_start)))
948 ret->top = MAX(ret->top, edge);
952 screen_area_add_strut_right(const StrutPartial *s, const Rect *monitor_area,
953 gint edge, Strut *ret)
956 ((s->right_end <= s->right_start) ||
957 (RECT_TOP(*monitor_area) < s->right_end &&
958 RECT_BOTTOM(*monitor_area) > s->right_start)))
959 ret->right = MAX(ret->right, edge);
963 screen_area_add_strut_bottom(const StrutPartial *s, const Rect *monitor_area,
964 gint edge, Strut *ret)
967 ((s->bottom_end <= s->bottom_start) ||
968 (RECT_LEFT(*monitor_area) < s->bottom_end &&
969 RECT_RIGHT(*monitor_area) > s->bottom_start)))
970 ret->bottom = MAX(ret->bottom, edge);
973 void screen_update_areas()
980 g_free(monitor_area);
981 extensions_xinerama_screens(&monitor_area, &screen_num_monitors);
984 for (i = 0; area[i]; ++i)
989 area = g_new(Rect*, screen_num_desktops + 2);
990 for (i = 0; i < screen_num_desktops + 1; ++i)
991 area[i] = g_new0(Rect, screen_num_monitors + 1);
994 dims = g_new(gulong, 4 * screen_num_desktops);
996 for (i = 0; i < screen_num_desktops + 1; ++i) {
1000 struts = g_new0(Strut, screen_num_monitors);
1002 /* calc the xinerama areas */
1003 for (x = 0; x < screen_num_monitors; ++x) {
1004 area[i][x] = monitor_area[x];
1006 l = monitor_area[x].x;
1007 t = monitor_area[x].y;
1008 r = monitor_area[x].x + monitor_area[x].width - 1;
1009 b = monitor_area[x].y + monitor_area[x].height - 1;
1011 l = MIN(l, monitor_area[x].x);
1012 t = MIN(t, monitor_area[x].y);
1013 r = MAX(r, monitor_area[x].x + monitor_area[x].width - 1);
1014 b = MAX(b, monitor_area[x].y + monitor_area[x].height - 1);
1017 RECT_SET(area[i][x], l, t, r - l + 1, b - t + 1);
1019 /* apply the struts */
1021 /* find the left-most xin heads, i do this in 2 loops :| */
1023 for (x = 1; x < screen_num_monitors; ++x)
1024 o = MIN(o, area[i][x].x);
1026 for (x = 0; x < screen_num_monitors; ++x) {
1027 for (it = client_list; it; it = g_list_next(it)) {
1028 ObClient *c = it->data;
1029 screen_area_add_strut_left(&c->strut,
1031 o + c->strut.left - area[i][x].x,
1034 screen_area_add_strut_left(&dock_strut,
1036 o + dock_strut.left - area[i][x].x,
1039 area[i][x].x += struts[x].left;
1040 area[i][x].width -= struts[x].left;
1043 /* find the top-most xin heads, i do this in 2 loops :| */
1045 for (x = 1; x < screen_num_monitors; ++x)
1046 o = MIN(o, area[i][x].y);
1048 for (x = 0; x < screen_num_monitors; ++x) {
1049 for (it = client_list; it; it = g_list_next(it)) {
1050 ObClient *c = it->data;
1051 screen_area_add_strut_top(&c->strut,
1053 o + c->strut.top - area[i][x].y,
1056 screen_area_add_strut_top(&dock_strut,
1058 o + dock_strut.top - area[i][x].y,
1061 area[i][x].y += struts[x].top;
1062 area[i][x].height -= struts[x].top;
1065 /* find the right-most xin heads, i do this in 2 loops :| */
1066 o = area[i][0].x + area[i][0].width - 1;
1067 for (x = 1; x < screen_num_monitors; ++x)
1068 o = MAX(o, area[i][x].x + area[i][x].width - 1);
1070 for (x = 0; x < screen_num_monitors; ++x) {
1071 for (it = client_list; it; it = g_list_next(it)) {
1072 ObClient *c = it->data;
1073 screen_area_add_strut_right(&c->strut,
1076 area[i][x].width - 1) -
1077 (o - c->strut.right),
1080 screen_area_add_strut_right(&dock_strut,
1083 area[i][x].width - 1) -
1084 (o - dock_strut.right),
1087 area[i][x].width -= struts[x].right;
1090 /* find the bottom-most xin heads, i do this in 2 loops :| */
1091 o = area[i][0].y + area[i][0].height - 1;
1092 for (x = 1; x < screen_num_monitors; ++x)
1093 o = MAX(o, area[i][x].y + area[i][x].height - 1);
1095 for (x = 0; x < screen_num_monitors; ++x) {
1096 for (it = client_list; it; it = g_list_next(it)) {
1097 ObClient *c = it->data;
1098 screen_area_add_strut_bottom(&c->strut,
1101 area[i][x].height - 1) - \
1102 (o - c->strut.bottom),
1105 screen_area_add_strut_bottom(&dock_strut,
1108 area[i][x].height - 1) - \
1109 (o - dock_strut.bottom),
1112 area[i][x].height -= struts[x].bottom;
1115 l = RECT_LEFT(area[i][0]);
1116 t = RECT_TOP(area[i][0]);
1117 r = RECT_RIGHT(area[i][0]);
1118 b = RECT_BOTTOM(area[i][0]);
1119 for (x = 1; x < screen_num_monitors; ++x) {
1120 l = MIN(l, RECT_LEFT(area[i][x]));
1121 t = MIN(l, RECT_TOP(area[i][x]));
1122 r = MAX(r, RECT_RIGHT(area[i][x]));
1123 b = MAX(b, RECT_BOTTOM(area[i][x]));
1125 RECT_SET(area[i][screen_num_monitors], l, t,
1126 r - l + 1, b - t + 1);
1128 /* XXX optimize when this is run? */
1130 /* the area has changed, adjust all the maximized
1132 for (it = client_list; it; it = g_list_next(it)) {
1133 ObClient *c = it->data;
1134 if (i < screen_num_desktops) {
1135 if (c->desktop == i)
1136 client_reconfigure(c);
1137 } else if (c->desktop == DESKTOP_ALL)
1138 client_reconfigure(c);
1140 if (i < screen_num_desktops) {
1141 /* don't set these for the 'all desktops' area */
1142 dims[(i * 4) + 0] = area[i][screen_num_monitors].x;
1143 dims[(i * 4) + 1] = area[i][screen_num_monitors].y;
1144 dims[(i * 4) + 2] = area[i][screen_num_monitors].width;
1145 dims[(i * 4) + 3] = area[i][screen_num_monitors].height;
1151 PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal,
1152 dims, 4 * screen_num_desktops);
1157 Rect *screen_area(guint desktop)
1159 return screen_area_monitor(desktop, screen_num_monitors);
1162 Rect *screen_area_monitor(guint desktop, guint head)
1164 if (head > screen_num_monitors)
1166 if (desktop >= screen_num_desktops) {
1167 if (desktop == DESKTOP_ALL)
1168 return &area[screen_num_desktops][head];
1171 return &area[desktop][head];
1174 Rect *screen_physical_area()
1176 return screen_physical_area_monitor(screen_num_monitors);
1179 Rect *screen_physical_area_monitor(guint head)
1181 if (head > screen_num_monitors)
1183 return &monitor_area[head];
1186 void screen_set_root_cursor()
1188 if (sn_app_starting())
1189 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1190 ob_cursor(OB_CURSOR_BUSY));
1192 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1193 ob_cursor(OB_CURSOR_POINTER));
1196 gboolean screen_pointer_pos(gint *x, gint *y)
1202 return !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen),
1203 &w, &w, x, y, &i, &i, &u);