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"
36 #include "extensions.h"
37 #include "render/render.h"
42 # include <sys/types.h>
47 /*! The event mask to grab on the root window */
48 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
49 EnterWindowMask | LeaveWindowMask | \
50 SubstructureRedirectMask | FocusChangeMask | \
51 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
53 guint screen_num_desktops;
54 guint screen_num_monitors;
56 guint screen_last_desktop;
57 Size screen_physical_size;
58 gboolean screen_showing_desktop;
59 DesktopLayout screen_desktop_layout;
60 gchar **screen_desktop_names;
61 Window screen_support_win;
62 Time screen_desktop_user_time = CurrentTime;
64 static Rect **area; /* array of desktop holding array of xinerama areas */
65 static Rect *monitor_area;
67 static ObPagerPopup *desktop_cycle_popup;
69 static gboolean replace_wm()
73 Window current_wm_sn_owner;
76 wm_sn = g_strdup_printf("WM_S%d", ob_screen);
77 wm_sn_atom = XInternAtom(ob_display, wm_sn, FALSE);
80 current_wm_sn_owner = XGetSelectionOwner(ob_display, wm_sn_atom);
81 if (current_wm_sn_owner == screen_support_win)
82 current_wm_sn_owner = None;
83 if (current_wm_sn_owner) {
85 g_message(_("A window manager is already running on screen %d"),
89 xerror_set_ignore(TRUE);
90 xerror_occured = FALSE;
92 /* We want to find out when the current selection owner dies */
93 XSelectInput(ob_display, current_wm_sn_owner, StructureNotifyMask);
94 XSync(ob_display, FALSE);
96 xerror_set_ignore(FALSE);
98 current_wm_sn_owner = None;
102 /* Generate a timestamp */
105 XSelectInput(ob_display, screen_support_win, PropertyChangeMask);
107 XChangeProperty(ob_display, screen_support_win,
108 prop_atoms.wm_class, prop_atoms.string,
109 8, PropModeAppend, NULL, 0);
110 XWindowEvent(ob_display, screen_support_win,
111 PropertyChangeMask, &event);
113 XSelectInput(ob_display, screen_support_win, NoEventMask);
115 timestamp = event.xproperty.time;
118 XSetSelectionOwner(ob_display, wm_sn_atom, screen_support_win,
121 if (XGetSelectionOwner(ob_display, wm_sn_atom) != screen_support_win) {
122 g_message(_("Could not acquire window manager selection on screen %d"),
127 /* Wait for old window manager to go away */
128 if (current_wm_sn_owner) {
131 const gulong timeout = G_USEC_PER_SEC * 15; /* wait for 15s max */
133 while (wait < timeout) {
134 if (XCheckWindowEvent(ob_display, current_wm_sn_owner,
135 StructureNotifyMask, &event) &&
136 event.type == DestroyNotify)
138 g_usleep(G_USEC_PER_SEC / 10);
139 wait += G_USEC_PER_SEC / 10;
142 if (wait >= timeout) {
143 g_message(_("The WM on screen %d is not exiting"), ob_screen);
148 /* Send client message indicating that we are now the WM */
149 prop_message(RootWindow(ob_display, ob_screen), prop_atoms.manager,
150 timestamp, wm_sn_atom, screen_support_win, 0,
151 SubstructureNotifyMask);
156 gboolean screen_annex()
158 XSetWindowAttributes attrib;
161 Atom *prop_atoms_start, *wm_supported_pos;
164 /* create the netwm support window */
165 attrib.override_redirect = TRUE;
166 screen_support_win = XCreateWindow(ob_display,
167 RootWindow(ob_display, ob_screen),
169 CopyFromParent, InputOutput,
171 CWOverrideRedirect, &attrib);
172 XMapWindow(ob_display, screen_support_win);
175 XDestroyWindow(ob_display, screen_support_win);
179 xerror_set_ignore(TRUE);
180 xerror_occured = FALSE;
181 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
183 xerror_set_ignore(FALSE);
184 if (xerror_occured) {
185 g_message(_("A window manager is already running on screen %d"),
188 XDestroyWindow(ob_display, screen_support_win);
193 screen_set_root_cursor();
195 /* set the OPENBOX_PID hint */
197 PROP_SET32(RootWindow(ob_display, ob_screen),
198 openbox_pid, cardinal, pid);
200 /* set supporting window */
201 PROP_SET32(RootWindow(ob_display, ob_screen),
202 net_supporting_wm_check, window, screen_support_win);
204 /* set properties on the supporting window */
205 PROP_SETS(screen_support_win, net_wm_name, "Openbox");
206 PROP_SET32(screen_support_win, net_supporting_wm_check,
207 window, screen_support_win);
209 /* set the _NET_SUPPORTED_ATOMS hint */
211 /* this is all the atoms after net_supported in the prop_atoms struct */
212 prop_atoms_start = (Atom*)&prop_atoms;
213 wm_supported_pos = (Atom*)&(prop_atoms.net_supported);
214 num_support = sizeof(prop_atoms) / sizeof(Atom) -
215 (wm_supported_pos - prop_atoms_start) - 1;
217 supported = g_new(gulong, num_support);
218 supported[i++] = prop_atoms.net_supporting_wm_check;
219 supported[i++] = prop_atoms.net_wm_full_placement;
220 supported[i++] = prop_atoms.net_current_desktop;
221 supported[i++] = prop_atoms.net_number_of_desktops;
222 supported[i++] = prop_atoms.net_desktop_geometry;
223 supported[i++] = prop_atoms.net_desktop_viewport;
224 supported[i++] = prop_atoms.net_active_window;
225 supported[i++] = prop_atoms.net_workarea;
226 supported[i++] = prop_atoms.net_client_list;
227 supported[i++] = prop_atoms.net_client_list_stacking;
228 supported[i++] = prop_atoms.net_desktop_names;
229 supported[i++] = prop_atoms.net_close_window;
230 supported[i++] = prop_atoms.net_desktop_layout;
231 supported[i++] = prop_atoms.net_showing_desktop;
232 supported[i++] = prop_atoms.net_wm_name;
233 supported[i++] = prop_atoms.net_wm_visible_name;
234 supported[i++] = prop_atoms.net_wm_icon_name;
235 supported[i++] = prop_atoms.net_wm_visible_icon_name;
236 supported[i++] = prop_atoms.net_wm_desktop;
237 supported[i++] = prop_atoms.net_wm_strut;
238 supported[i++] = prop_atoms.net_wm_strut_partial;
239 supported[i++] = prop_atoms.net_wm_icon;
240 supported[i++] = prop_atoms.net_wm_icon_geometry;
241 supported[i++] = prop_atoms.net_wm_window_type;
242 supported[i++] = prop_atoms.net_wm_window_type_desktop;
243 supported[i++] = prop_atoms.net_wm_window_type_dock;
244 supported[i++] = prop_atoms.net_wm_window_type_toolbar;
245 supported[i++] = prop_atoms.net_wm_window_type_menu;
246 supported[i++] = prop_atoms.net_wm_window_type_utility;
247 supported[i++] = prop_atoms.net_wm_window_type_splash;
248 supported[i++] = prop_atoms.net_wm_window_type_dialog;
249 supported[i++] = prop_atoms.net_wm_window_type_normal;
250 supported[i++] = prop_atoms.net_wm_allowed_actions;
251 supported[i++] = prop_atoms.net_wm_action_move;
252 supported[i++] = prop_atoms.net_wm_action_resize;
253 supported[i++] = prop_atoms.net_wm_action_minimize;
254 supported[i++] = prop_atoms.net_wm_action_shade;
255 supported[i++] = prop_atoms.net_wm_action_maximize_horz;
256 supported[i++] = prop_atoms.net_wm_action_maximize_vert;
257 supported[i++] = prop_atoms.net_wm_action_fullscreen;
258 supported[i++] = prop_atoms.net_wm_action_change_desktop;
259 supported[i++] = prop_atoms.net_wm_action_close;
260 supported[i++] = prop_atoms.net_wm_state;
261 supported[i++] = prop_atoms.net_wm_state_modal;
262 supported[i++] = prop_atoms.net_wm_state_maximized_vert;
263 supported[i++] = prop_atoms.net_wm_state_maximized_horz;
264 supported[i++] = prop_atoms.net_wm_state_shaded;
265 supported[i++] = prop_atoms.net_wm_state_skip_taskbar;
266 supported[i++] = prop_atoms.net_wm_state_skip_pager;
267 supported[i++] = prop_atoms.net_wm_state_hidden;
268 supported[i++] = prop_atoms.net_wm_state_fullscreen;
269 supported[i++] = prop_atoms.net_wm_state_above;
270 supported[i++] = prop_atoms.net_wm_state_below;
271 supported[i++] = prop_atoms.net_wm_state_demands_attention;
272 supported[i++] = prop_atoms.net_moveresize_window;
273 supported[i++] = prop_atoms.net_wm_moveresize;
274 supported[i++] = prop_atoms.net_wm_user_time;
275 supported[i++] = prop_atoms.net_frame_extents;
276 supported[i++] = prop_atoms.net_startup_id;
278 supported[i++] = prop_atoms.net_wm_sync_request;
279 supported[i++] = prop_atoms.net_wm_sync_request_counter;
282 supported[i++] = prop_atoms.kde_wm_change_state;
283 supported[i++] = prop_atoms.kde_net_wm_frame_strut;
284 supported[i++] = prop_atoms.kde_net_wm_window_type_override;
286 supported[i++] = prop_atoms.openbox_wm_state_undecorated;
287 supported[i++] = prop_atoms.openbox_pid;
288 supported[i++] = prop_atoms.openbox_config;
289 supported[i++] = prop_atoms.openbox_control;
290 g_assert(i == num_support);
292 PROP_SETA32(RootWindow(ob_display, ob_screen),
293 net_supported, atom, supported, num_support);
299 void screen_startup(gboolean reconfig)
304 desktop_cycle_popup = pager_popup_new(FALSE);
307 /* get the initial size */
311 screen_desktop_names = g_new(gchar*,
312 g_slist_length(config_desktops_names) + 1);
313 for (i = 0, it = config_desktops_names; it; ++i, it = g_slist_next(it))
314 screen_desktop_names[i] = it->data; /* dont strdup */
315 screen_desktop_names[i] = NULL;
316 PROP_SETSS(RootWindow(ob_display, ob_screen),
317 net_desktop_names, screen_desktop_names);
318 g_free(screen_desktop_names); /* dont free the individual strings */
319 screen_desktop_names = NULL;
322 screen_num_desktops = 0;
323 screen_set_num_desktops(config_desktops_num);
326 /* start on the current desktop when a wm was already running */
327 if (PROP_GET32(RootWindow(ob_display, ob_screen),
328 net_current_desktop, cardinal, &d) &&
329 d < screen_num_desktops)
331 screen_set_desktop(d);
332 } else if (session_desktop >= 0)
333 screen_set_desktop(MIN((guint)session_desktop,
334 screen_num_desktops));
336 screen_set_desktop(MIN(config_screen_firstdesk,
337 screen_num_desktops) - 1);
339 /* don't start in showing-desktop mode */
340 screen_showing_desktop = FALSE;
341 PROP_SET32(RootWindow(ob_display, ob_screen),
342 net_showing_desktop, cardinal, screen_showing_desktop);
344 screen_update_layout();
348 void screen_shutdown(gboolean reconfig)
352 pager_popup_free(desktop_cycle_popup);
355 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
358 /* we're not running here no more! */
359 PROP_ERASE(RootWindow(ob_display, ob_screen), openbox_pid);
361 PROP_ERASE(RootWindow(ob_display, ob_screen), net_supported);
362 /* don't keep this mode */
363 PROP_ERASE(RootWindow(ob_display, ob_screen), net_showing_desktop);
365 XDestroyWindow(ob_display, screen_support_win);
368 g_strfreev(screen_desktop_names);
369 screen_desktop_names = NULL;
370 for (r = area; *r; ++r)
378 static gint oldw = 0, oldh = 0;
383 w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
384 h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
386 if (w == oldw && h == oldh) return;
390 /* Set the _NET_DESKTOP_GEOMETRY hint */
391 screen_physical_size.width = geometry[0] = w;
392 screen_physical_size.height = geometry[1] = h;
393 PROP_SETA32(RootWindow(ob_display, ob_screen),
394 net_desktop_geometry, cardinal, geometry, 2);
396 if (ob_state() == OB_STATE_STARTING)
399 screen_update_areas();
402 for (it = client_list; it; it = g_list_next(it))
403 client_move_onscreen(it->data, FALSE);
406 void screen_set_num_desktops(guint num)
414 if (screen_num_desktops == num) return;
416 old = screen_num_desktops;
417 screen_num_desktops = num;
418 PROP_SET32(RootWindow(ob_display, ob_screen),
419 net_number_of_desktops, cardinal, num);
421 /* set the viewport hint */
422 viewport = g_new0(gulong, num * 2);
423 PROP_SETA32(RootWindow(ob_display, ob_screen),
424 net_desktop_viewport, cardinal, viewport, num * 2);
427 /* the number of rows/columns will differ */
428 screen_update_layout();
430 /* may be some unnamed desktops that we need to fill in with names */
431 screen_update_desktop_names();
433 /* move windows on desktops that will no longer exist! */
434 for (it = client_list; it; it = g_list_next(it)) {
435 ObClient *c = it->data;
436 if (c->desktop >= num && c->desktop != DESKTOP_ALL)
437 client_set_desktop(c, num - 1, FALSE);
440 /* change our struts/area to match (after moving windows) */
441 screen_update_areas();
443 /* change our desktop if we're on one that no longer exists! */
444 if (screen_desktop >= screen_num_desktops)
445 screen_set_desktop(num - 1);
448 void screen_set_desktop(guint num)
454 g_assert(num < screen_num_desktops);
456 old = screen_desktop;
457 screen_desktop = num;
458 PROP_SET32(RootWindow(ob_display, ob_screen),
459 net_current_desktop, cardinal, num);
461 if (old == num) return;
463 screen_last_desktop = old;
465 ob_debug("Moving to desktop %d\n", num+1);
467 if (moveresize_client)
468 client_set_desktop(moveresize_client, num, TRUE);
470 /* show windows before hiding the rest to lessen the enter/leave events */
472 /* show/hide windows from top to bottom */
473 for (it = stacking_list; it; it = g_list_next(it)) {
474 if (WINDOW_IS_CLIENT(it->data)) {
475 ObClient *c = it->data;
480 /* hide windows from bottom to top */
481 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
482 if (WINDOW_IS_CLIENT(it->data)) {
483 ObClient *c = it->data;
488 /* have to try focus here because when you leave an empty desktop
489 there is no focus out to watch for */
490 if ((c = focus_fallback_target(TRUE, focus_client))) {
491 /* reduce flicker by hiliting now rather than waiting for the server
493 frame_adjust_focus(c->frame, TRUE);
497 event_ignore_queued_enters();
499 if (event_curtime != CurrentTime)
500 screen_desktop_user_time = event_curtime;
503 static void get_row_col(guint d, guint *r, guint *c)
505 switch (screen_desktop_layout.orientation) {
506 case OB_ORIENTATION_HORZ:
507 switch (screen_desktop_layout.start_corner) {
508 case OB_CORNER_TOPLEFT:
509 *r = d / screen_desktop_layout.columns;
510 *c = d % screen_desktop_layout.columns;
512 case OB_CORNER_BOTTOMLEFT:
513 *r = screen_desktop_layout.rows - 1 -
514 d / screen_desktop_layout.columns;
515 *c = d % screen_desktop_layout.columns;
517 case OB_CORNER_TOPRIGHT:
518 *r = d / screen_desktop_layout.columns;
519 *c = screen_desktop_layout.columns - 1 -
520 d % screen_desktop_layout.columns;
522 case OB_CORNER_BOTTOMRIGHT:
523 *r = screen_desktop_layout.rows - 1 -
524 d / screen_desktop_layout.columns;
525 *c = screen_desktop_layout.columns - 1 -
526 d % screen_desktop_layout.columns;
530 case OB_ORIENTATION_VERT:
531 switch (screen_desktop_layout.start_corner) {
532 case OB_CORNER_TOPLEFT:
533 *r = d % screen_desktop_layout.rows;
534 *c = d / screen_desktop_layout.rows;
536 case OB_CORNER_BOTTOMLEFT:
537 *r = screen_desktop_layout.rows - 1 -
538 d % screen_desktop_layout.rows;
539 *c = d / screen_desktop_layout.rows;
541 case OB_CORNER_TOPRIGHT:
542 *r = d % screen_desktop_layout.rows;
543 *c = screen_desktop_layout.columns - 1 -
544 d / screen_desktop_layout.rows;
546 case OB_CORNER_BOTTOMRIGHT:
547 *r = screen_desktop_layout.rows - 1 -
548 d % screen_desktop_layout.rows;
549 *c = screen_desktop_layout.columns - 1 -
550 d / screen_desktop_layout.rows;
557 static guint translate_row_col(guint r, guint c)
559 switch (screen_desktop_layout.orientation) {
560 case OB_ORIENTATION_HORZ:
561 switch (screen_desktop_layout.start_corner) {
562 case OB_CORNER_TOPLEFT:
563 return r % screen_desktop_layout.rows *
564 screen_desktop_layout.columns +
565 c % screen_desktop_layout.columns;
566 case OB_CORNER_BOTTOMLEFT:
567 return (screen_desktop_layout.rows - 1 -
568 r % screen_desktop_layout.rows) *
569 screen_desktop_layout.columns +
570 c % screen_desktop_layout.columns;
571 case OB_CORNER_TOPRIGHT:
572 return r % screen_desktop_layout.rows *
573 screen_desktop_layout.columns +
574 (screen_desktop_layout.columns - 1 -
575 c % screen_desktop_layout.columns);
576 case OB_CORNER_BOTTOMRIGHT:
577 return (screen_desktop_layout.rows - 1 -
578 r % screen_desktop_layout.rows) *
579 screen_desktop_layout.columns +
580 (screen_desktop_layout.columns - 1 -
581 c % screen_desktop_layout.columns);
583 case OB_ORIENTATION_VERT:
584 switch (screen_desktop_layout.start_corner) {
585 case OB_CORNER_TOPLEFT:
586 return c % screen_desktop_layout.columns *
587 screen_desktop_layout.rows +
588 r % screen_desktop_layout.rows;
589 case OB_CORNER_BOTTOMLEFT:
590 return c % screen_desktop_layout.columns *
591 screen_desktop_layout.rows +
592 (screen_desktop_layout.rows - 1 -
593 r % screen_desktop_layout.rows);
594 case OB_CORNER_TOPRIGHT:
595 return (screen_desktop_layout.columns - 1 -
596 c % screen_desktop_layout.columns) *
597 screen_desktop_layout.rows +
598 r % screen_desktop_layout.rows;
599 case OB_CORNER_BOTTOMRIGHT:
600 return (screen_desktop_layout.columns - 1 -
601 c % screen_desktop_layout.columns) *
602 screen_desktop_layout.rows +
603 (screen_desktop_layout.rows - 1 -
604 r % screen_desktop_layout.rows);
607 g_assert_not_reached();
611 void screen_desktop_popup(guint d, gboolean show)
616 pager_popup_hide(desktop_cycle_popup);
618 a = screen_physical_area_monitor(0);
619 pager_popup_position(desktop_cycle_popup, CenterGravity,
620 a->x + a->width / 2, a->y + a->height / 2);
621 pager_popup_width(desktop_cycle_popup, MAX(a->width/3, POPUP_WIDTH));
622 pager_popup_height(desktop_cycle_popup, POPUP_HEIGHT);
624 pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d);
628 guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
629 gboolean dialog, gboolean done, gboolean cancel)
631 static gboolean first = TRUE;
632 static guint origd, d;
638 } else if (done && dialog) {
643 d = origd = screen_desktop;
646 get_row_col(d, &r, &c);
650 case OB_DIRECTION_EAST:
651 if (d < screen_num_desktops - 1)
656 case OB_DIRECTION_WEST:
660 d = screen_num_desktops - 1;
664 return screen_desktop;
668 case OB_DIRECTION_EAST:
670 if (c >= screen_desktop_layout.columns) {
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_WEST:
690 if (c >= screen_desktop_layout.columns) {
692 c = screen_desktop_layout.columns - 1;
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_SOUTH:
710 if (r >= screen_desktop_layout.rows) {
715 goto show_cycle_dialog;
718 d = translate_row_col(r, c);
719 if (d >= screen_num_desktops) {
724 goto show_cycle_dialog;
728 case OB_DIRECTION_NORTH:
730 if (r >= screen_desktop_layout.rows) {
732 r = screen_desktop_layout.rows - 1;
735 goto show_cycle_dialog;
738 d = translate_row_col(r, c);
739 if (d >= screen_num_desktops) {
744 goto show_cycle_dialog;
750 return d = screen_desktop;
753 d = translate_row_col(r, c);
758 screen_desktop_popup(d, TRUE);
765 screen_desktop_popup(0, FALSE);
770 void screen_update_layout()
772 ObOrientation orient;
778 gboolean valid = FALSE;
780 if (PROP_GETA32(RootWindow(ob_display, ob_screen),
781 net_desktop_layout, cardinal, &data, &num)) {
782 if (num == 3 || num == 4) {
784 if (data[0] == prop_atoms.net_wm_orientation_vert)
785 orient = OB_ORIENTATION_VERT;
786 else if (data[0] == prop_atoms.net_wm_orientation_horz)
787 orient = OB_ORIENTATION_HORZ;
789 goto screen_update_layout_bail;
792 corner = OB_CORNER_TOPLEFT;
794 if (data[3] == prop_atoms.net_wm_topleft)
795 corner = OB_CORNER_TOPLEFT;
796 else if (data[3] == prop_atoms.net_wm_topright)
797 corner = OB_CORNER_TOPRIGHT;
798 else if (data[3] == prop_atoms.net_wm_bottomright)
799 corner = OB_CORNER_BOTTOMRIGHT;
800 else if (data[3] == prop_atoms.net_wm_bottomleft)
801 corner = OB_CORNER_BOTTOMLEFT;
803 goto screen_update_layout_bail;
809 /* fill in a zero rows/columns */
810 if ((cols == 0 && rows == 0)) { /* both 0's is bad data.. */
811 goto screen_update_layout_bail;
814 cols = screen_num_desktops / rows;
815 if (rows * cols < screen_num_desktops)
817 if (rows * cols >= screen_num_desktops + cols)
819 } else if (rows == 0) {
820 rows = screen_num_desktops / cols;
821 if (cols * rows < screen_num_desktops)
823 if (cols * rows >= screen_num_desktops + rows)
828 /* bounds checking */
829 if (orient == OB_ORIENTATION_HORZ) {
830 cols = MIN(screen_num_desktops, cols);
831 rows = MIN(rows, (screen_num_desktops + cols - 1) / cols);
832 cols = screen_num_desktops / rows +
833 !!(screen_num_desktops % rows);
835 rows = MIN(screen_num_desktops, rows);
836 cols = MIN(cols, (screen_num_desktops + rows - 1) / rows);
837 rows = screen_num_desktops / cols +
838 !!(screen_num_desktops % cols);
843 screen_update_layout_bail:
849 orient = OB_ORIENTATION_HORZ;
850 corner = OB_CORNER_TOPLEFT;
852 cols = screen_num_desktops;
855 screen_desktop_layout.orientation = orient;
856 screen_desktop_layout.start_corner = corner;
857 screen_desktop_layout.rows = rows;
858 screen_desktop_layout.columns = cols;
861 void screen_update_desktop_names()
865 /* empty the array */
866 g_strfreev(screen_desktop_names);
867 screen_desktop_names = NULL;
869 if (PROP_GETSS(RootWindow(ob_display, ob_screen),
870 net_desktop_names, utf8, &screen_desktop_names))
871 for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
874 if (i <= screen_num_desktops) {
875 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
876 screen_num_desktops + 1);
877 screen_desktop_names[screen_num_desktops] = NULL;
878 for (; i < screen_num_desktops; ++i)
879 screen_desktop_names[i] = g_strdup_printf("Desktop %i", i + 1);
883 void screen_show_desktop(gboolean show, gboolean restore_focus)
887 if (show == screen_showing_desktop) return; /* no change */
889 screen_showing_desktop = show;
893 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
894 if (WINDOW_IS_CLIENT(it->data)) {
895 ObClient *client = it->data;
896 client_showhide(client);
901 for (it = stacking_list; it; it = g_list_next(it)) {
902 if (WINDOW_IS_CLIENT(it->data)) {
903 ObClient *client = it->data;
904 client_showhide(client);
911 for (it = focus_order; it; it = g_list_next(it)) {
912 ObClient *c = it->data;
913 if (c->type == OB_CLIENT_TYPE_DESKTOP &&
914 (c->desktop == screen_desktop || c->desktop == DESKTOP_ALL) &&
915 client_focus(it->data))
918 } else if (restore_focus) {
921 /* use NULL for the "old" argument because the desktop was focused
922 and we don't want to fallback to the desktop by default */
923 if ((c = focus_fallback_target(TRUE, NULL)))
927 show = !!show; /* make it boolean */
928 PROP_SET32(RootWindow(ob_display, ob_screen),
929 net_showing_desktop, cardinal, show);
932 void screen_install_colormap(ObClient *client, gboolean install)
934 if (client == NULL) {
936 XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
938 XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
940 xerror_set_ignore(TRUE);
942 if (client->colormap != None)
943 XInstallColormap(RrDisplay(ob_rr_inst), client->colormap);
945 XUninstallColormap(RrDisplay(ob_rr_inst), client->colormap);
946 xerror_set_ignore(FALSE);
951 screen_area_add_strut_left(const StrutPartial *s, const Rect *monitor_area,
952 gint edge, Strut *ret)
955 ((s->left_end <= s->left_start) ||
956 (RECT_TOP(*monitor_area) < s->left_end &&
957 RECT_BOTTOM(*monitor_area) > s->left_start)))
958 ret->left = MAX(ret->left, edge);
962 screen_area_add_strut_top(const StrutPartial *s, const Rect *monitor_area,
963 gint edge, Strut *ret)
966 ((s->top_end <= s->top_start) ||
967 (RECT_LEFT(*monitor_area) < s->top_end &&
968 RECT_RIGHT(*monitor_area) > s->top_start)))
969 ret->top = MAX(ret->top, edge);
973 screen_area_add_strut_right(const StrutPartial *s, const Rect *monitor_area,
974 gint edge, Strut *ret)
977 ((s->right_end <= s->right_start) ||
978 (RECT_TOP(*monitor_area) < s->right_end &&
979 RECT_BOTTOM(*monitor_area) > s->right_start)))
980 ret->right = MAX(ret->right, edge);
984 screen_area_add_strut_bottom(const StrutPartial *s, const Rect *monitor_area,
985 gint edge, Strut *ret)
988 ((s->bottom_end <= s->bottom_start) ||
989 (RECT_LEFT(*monitor_area) < s->bottom_end &&
990 RECT_RIGHT(*monitor_area) > s->bottom_start)))
991 ret->bottom = MAX(ret->bottom, edge);
994 void screen_update_areas()
1001 g_free(monitor_area);
1002 extensions_xinerama_screens(&monitor_area, &screen_num_monitors);
1005 for (i = 0; area[i]; ++i)
1010 area = g_new(Rect*, screen_num_desktops + 2);
1011 for (i = 0; i < screen_num_desktops + 1; ++i)
1012 area[i] = g_new0(Rect, screen_num_monitors + 1);
1015 dims = g_new(gulong, 4 * screen_num_desktops);
1017 for (i = 0; i < screen_num_desktops + 1; ++i) {
1021 struts = g_new0(Strut, screen_num_monitors);
1023 /* calc the xinerama areas */
1024 for (x = 0; x < screen_num_monitors; ++x) {
1025 area[i][x] = monitor_area[x];
1027 l = monitor_area[x].x;
1028 t = monitor_area[x].y;
1029 r = monitor_area[x].x + monitor_area[x].width - 1;
1030 b = monitor_area[x].y + monitor_area[x].height - 1;
1032 l = MIN(l, monitor_area[x].x);
1033 t = MIN(t, monitor_area[x].y);
1034 r = MAX(r, monitor_area[x].x + monitor_area[x].width - 1);
1035 b = MAX(b, monitor_area[x].y + monitor_area[x].height - 1);
1038 RECT_SET(area[i][x], l, t, r - l + 1, b - t + 1);
1040 /* apply the struts */
1042 /* find the left-most xin heads, i do this in 2 loops :| */
1044 for (x = 1; x < screen_num_monitors; ++x)
1045 o = MIN(o, area[i][x].x);
1047 for (x = 0; x < screen_num_monitors; ++x) {
1048 for (it = client_list; it; it = g_list_next(it)) {
1049 ObClient *c = it->data;
1050 screen_area_add_strut_left(&c->strut,
1052 o + c->strut.left - area[i][x].x,
1055 screen_area_add_strut_left(&dock_strut,
1057 o + dock_strut.left - area[i][x].x,
1060 area[i][x].x += struts[x].left;
1061 area[i][x].width -= struts[x].left;
1064 /* find the top-most xin heads, i do this in 2 loops :| */
1066 for (x = 1; x < screen_num_monitors; ++x)
1067 o = MIN(o, area[i][x].y);
1069 for (x = 0; x < screen_num_monitors; ++x) {
1070 for (it = client_list; it; it = g_list_next(it)) {
1071 ObClient *c = it->data;
1072 screen_area_add_strut_top(&c->strut,
1074 o + c->strut.top - area[i][x].y,
1077 screen_area_add_strut_top(&dock_strut,
1079 o + dock_strut.top - area[i][x].y,
1082 area[i][x].y += struts[x].top;
1083 area[i][x].height -= struts[x].top;
1086 /* find the right-most xin heads, i do this in 2 loops :| */
1087 o = area[i][0].x + area[i][0].width - 1;
1088 for (x = 1; x < screen_num_monitors; ++x)
1089 o = MAX(o, area[i][x].x + area[i][x].width - 1);
1091 for (x = 0; x < screen_num_monitors; ++x) {
1092 for (it = client_list; it; it = g_list_next(it)) {
1093 ObClient *c = it->data;
1094 screen_area_add_strut_right(&c->strut,
1097 area[i][x].width - 1) -
1098 (o - c->strut.right),
1101 screen_area_add_strut_right(&dock_strut,
1104 area[i][x].width - 1) -
1105 (o - dock_strut.right),
1108 area[i][x].width -= struts[x].right;
1111 /* find the bottom-most xin heads, i do this in 2 loops :| */
1112 o = area[i][0].y + area[i][0].height - 1;
1113 for (x = 1; x < screen_num_monitors; ++x)
1114 o = MAX(o, area[i][x].y + area[i][x].height - 1);
1116 for (x = 0; x < screen_num_monitors; ++x) {
1117 for (it = client_list; it; it = g_list_next(it)) {
1118 ObClient *c = it->data;
1119 screen_area_add_strut_bottom(&c->strut,
1122 area[i][x].height - 1) - \
1123 (o - c->strut.bottom),
1126 screen_area_add_strut_bottom(&dock_strut,
1129 area[i][x].height - 1) - \
1130 (o - dock_strut.bottom),
1133 area[i][x].height -= struts[x].bottom;
1136 l = RECT_LEFT(area[i][0]);
1137 t = RECT_TOP(area[i][0]);
1138 r = RECT_RIGHT(area[i][0]);
1139 b = RECT_BOTTOM(area[i][0]);
1140 for (x = 1; x < screen_num_monitors; ++x) {
1141 l = MIN(l, RECT_LEFT(area[i][x]));
1142 t = MIN(l, RECT_TOP(area[i][x]));
1143 r = MAX(r, RECT_RIGHT(area[i][x]));
1144 b = MAX(b, RECT_BOTTOM(area[i][x]));
1146 RECT_SET(area[i][screen_num_monitors], l, t,
1147 r - l + 1, b - t + 1);
1149 /* XXX optimize when this is run? */
1151 /* the area has changed, adjust all the maximized
1153 for (it = client_list; it; it = g_list_next(it)) {
1154 ObClient *c = it->data;
1155 if (i < screen_num_desktops) {
1156 if (c->desktop == i)
1157 client_reconfigure(c);
1158 } else if (c->desktop == DESKTOP_ALL)
1159 client_reconfigure(c);
1161 if (i < screen_num_desktops) {
1162 /* don't set these for the 'all desktops' area */
1163 dims[(i * 4) + 0] = area[i][screen_num_monitors].x;
1164 dims[(i * 4) + 1] = area[i][screen_num_monitors].y;
1165 dims[(i * 4) + 2] = area[i][screen_num_monitors].width;
1166 dims[(i * 4) + 3] = area[i][screen_num_monitors].height;
1172 PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal,
1173 dims, 4 * screen_num_desktops);
1178 Rect *screen_area(guint desktop)
1180 return screen_area_monitor(desktop, screen_num_monitors);
1183 Rect *screen_area_monitor(guint desktop, guint head)
1185 if (head > screen_num_monitors)
1187 if (desktop >= screen_num_desktops) {
1188 if (desktop == DESKTOP_ALL)
1189 return &area[screen_num_desktops][head];
1192 return &area[desktop][head];
1195 guint screen_find_monitor(Rect *search)
1201 for (i = 0; i < screen_num_monitors; ++i) {
1202 Rect *area = screen_physical_area_monitor(i);
1203 if (RECT_INTERSECTS_RECT(*area, *search)) {
1207 RECT_SET_INTERSECTION(r, *area, *search);
1208 v = r.width * r.height;
1219 Rect *screen_physical_area()
1221 return screen_physical_area_monitor(screen_num_monitors);
1224 Rect *screen_physical_area_monitor(guint head)
1226 if (head > screen_num_monitors)
1228 return &monitor_area[head];
1231 void screen_set_root_cursor()
1233 if (sn_app_starting())
1234 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1235 ob_cursor(OB_CURSOR_BUSY));
1237 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1238 ob_cursor(OB_CURSOR_POINTER));
1241 gboolean screen_pointer_pos(gint *x, gint *y)
1247 return !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen),
1248 &w, &w, x, y, &i, &i, &u);