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 static gboolean screen_validate_layout(ObDesktopLayout *l);
54 static gboolean replace_wm();
55 static void screen_tell_ksplash();
57 guint screen_num_desktops;
58 guint screen_num_monitors;
60 guint screen_last_desktop;
61 Size screen_physical_size;
62 gboolean screen_showing_desktop;
63 ObDesktopLayout screen_desktop_layout;
64 gchar **screen_desktop_names;
65 Window screen_support_win;
66 Time screen_desktop_user_time = CurrentTime;
68 /*! An array of desktops, holding array of areas per monitor */
69 static Rect *monitor_area = NULL;
70 /*! An array of desktops, holding an array of struts */
71 static GSList *struts_top = NULL;
72 static GSList *struts_left = NULL;
73 static GSList *struts_right = NULL;
74 static GSList *struts_bottom = NULL;
76 static ObPagerPopup *desktop_cycle_popup;
78 static gboolean replace_wm()
82 Window current_wm_sn_owner;
85 wm_sn = g_strdup_printf("WM_S%d", ob_screen);
86 wm_sn_atom = XInternAtom(ob_display, wm_sn, FALSE);
89 current_wm_sn_owner = XGetSelectionOwner(ob_display, wm_sn_atom);
90 if (current_wm_sn_owner == screen_support_win)
91 current_wm_sn_owner = None;
92 if (current_wm_sn_owner) {
94 g_message(_("A window manager is already running on screen %d"),
98 xerror_set_ignore(TRUE);
99 xerror_occured = FALSE;
101 /* We want to find out when the current selection owner dies */
102 XSelectInput(ob_display, current_wm_sn_owner, StructureNotifyMask);
103 XSync(ob_display, FALSE);
105 xerror_set_ignore(FALSE);
107 current_wm_sn_owner = None;
111 /* Generate a timestamp */
114 XSelectInput(ob_display, screen_support_win, PropertyChangeMask);
116 XChangeProperty(ob_display, screen_support_win,
117 prop_atoms.wm_class, prop_atoms.string,
118 8, PropModeAppend, NULL, 0);
119 XWindowEvent(ob_display, screen_support_win,
120 PropertyChangeMask, &event);
122 XSelectInput(ob_display, screen_support_win, NoEventMask);
124 timestamp = event.xproperty.time;
127 XSetSelectionOwner(ob_display, wm_sn_atom, screen_support_win,
130 if (XGetSelectionOwner(ob_display, wm_sn_atom) != screen_support_win) {
131 g_message(_("Could not acquire window manager selection on screen %d"),
136 /* Wait for old window manager to go away */
137 if (current_wm_sn_owner) {
140 const gulong timeout = G_USEC_PER_SEC * 15; /* wait for 15s max */
142 while (wait < timeout) {
143 if (XCheckWindowEvent(ob_display, current_wm_sn_owner,
144 StructureNotifyMask, &event) &&
145 event.type == DestroyNotify)
147 g_usleep(G_USEC_PER_SEC / 10);
148 wait += G_USEC_PER_SEC / 10;
151 if (wait >= timeout) {
152 g_message(_("The WM on screen %d is not exiting"), ob_screen);
157 /* Send client message indicating that we are now the WM */
158 prop_message(RootWindow(ob_display, ob_screen), prop_atoms.manager,
159 timestamp, wm_sn_atom, screen_support_win, 0,
160 SubstructureNotifyMask);
165 gboolean screen_annex()
167 XSetWindowAttributes attrib;
170 Atom *prop_atoms_start, *wm_supported_pos;
173 /* create the netwm support window */
174 attrib.override_redirect = TRUE;
175 screen_support_win = XCreateWindow(ob_display,
176 RootWindow(ob_display, ob_screen),
178 CopyFromParent, InputOutput,
180 CWOverrideRedirect, &attrib);
181 XMapWindow(ob_display, screen_support_win);
182 XLowerWindow(ob_display, screen_support_win);
185 XDestroyWindow(ob_display, screen_support_win);
189 xerror_set_ignore(TRUE);
190 xerror_occured = FALSE;
191 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
193 xerror_set_ignore(FALSE);
194 if (xerror_occured) {
195 g_message(_("A window manager is already running on screen %d"),
198 XDestroyWindow(ob_display, screen_support_win);
202 screen_set_root_cursor();
204 /* set the OPENBOX_PID hint */
206 PROP_SET32(RootWindow(ob_display, ob_screen),
207 openbox_pid, cardinal, pid);
209 /* set supporting window */
210 PROP_SET32(RootWindow(ob_display, ob_screen),
211 net_supporting_wm_check, window, screen_support_win);
213 /* set properties on the supporting window */
214 PROP_SETS(screen_support_win, net_wm_name, "Openbox");
215 PROP_SET32(screen_support_win, net_supporting_wm_check,
216 window, screen_support_win);
218 /* set the _NET_SUPPORTED_ATOMS hint */
220 /* this is all the atoms after net_supported in the prop_atoms struct */
221 prop_atoms_start = (Atom*)&prop_atoms;
222 wm_supported_pos = (Atom*)&(prop_atoms.net_supported);
223 num_support = sizeof(prop_atoms) / sizeof(Atom) -
224 (wm_supported_pos - prop_atoms_start) - 1;
226 supported = g_new(gulong, num_support);
227 supported[i++] = prop_atoms.net_supporting_wm_check;
228 supported[i++] = prop_atoms.net_wm_full_placement;
229 supported[i++] = prop_atoms.net_current_desktop;
230 supported[i++] = prop_atoms.net_number_of_desktops;
231 supported[i++] = prop_atoms.net_desktop_geometry;
232 supported[i++] = prop_atoms.net_desktop_viewport;
233 supported[i++] = prop_atoms.net_active_window;
234 supported[i++] = prop_atoms.net_workarea;
235 supported[i++] = prop_atoms.net_client_list;
236 supported[i++] = prop_atoms.net_client_list_stacking;
237 supported[i++] = prop_atoms.net_desktop_names;
238 supported[i++] = prop_atoms.net_close_window;
239 supported[i++] = prop_atoms.net_desktop_layout;
240 supported[i++] = prop_atoms.net_showing_desktop;
241 supported[i++] = prop_atoms.net_wm_name;
242 supported[i++] = prop_atoms.net_wm_visible_name;
243 supported[i++] = prop_atoms.net_wm_icon_name;
244 supported[i++] = prop_atoms.net_wm_visible_icon_name;
245 supported[i++] = prop_atoms.net_wm_desktop;
246 supported[i++] = prop_atoms.net_wm_strut;
247 supported[i++] = prop_atoms.net_wm_strut_partial;
248 supported[i++] = prop_atoms.net_wm_icon;
249 supported[i++] = prop_atoms.net_wm_icon_geometry;
250 supported[i++] = prop_atoms.net_wm_window_type;
251 supported[i++] = prop_atoms.net_wm_window_type_desktop;
252 supported[i++] = prop_atoms.net_wm_window_type_dock;
253 supported[i++] = prop_atoms.net_wm_window_type_toolbar;
254 supported[i++] = prop_atoms.net_wm_window_type_menu;
255 supported[i++] = prop_atoms.net_wm_window_type_utility;
256 supported[i++] = prop_atoms.net_wm_window_type_splash;
257 supported[i++] = prop_atoms.net_wm_window_type_dialog;
258 supported[i++] = prop_atoms.net_wm_window_type_normal;
259 supported[i++] = prop_atoms.net_wm_allowed_actions;
260 supported[i++] = prop_atoms.net_wm_action_move;
261 supported[i++] = prop_atoms.net_wm_action_resize;
262 supported[i++] = prop_atoms.net_wm_action_minimize;
263 supported[i++] = prop_atoms.net_wm_action_shade;
264 supported[i++] = prop_atoms.net_wm_action_maximize_horz;
265 supported[i++] = prop_atoms.net_wm_action_maximize_vert;
266 supported[i++] = prop_atoms.net_wm_action_fullscreen;
267 supported[i++] = prop_atoms.net_wm_action_change_desktop;
268 supported[i++] = prop_atoms.net_wm_action_close;
269 supported[i++] = prop_atoms.net_wm_action_above;
270 supported[i++] = prop_atoms.net_wm_action_below;
271 supported[i++] = prop_atoms.net_wm_state;
272 supported[i++] = prop_atoms.net_wm_state_modal;
273 supported[i++] = prop_atoms.net_wm_state_maximized_vert;
274 supported[i++] = prop_atoms.net_wm_state_maximized_horz;
275 supported[i++] = prop_atoms.net_wm_state_shaded;
276 supported[i++] = prop_atoms.net_wm_state_skip_taskbar;
277 supported[i++] = prop_atoms.net_wm_state_skip_pager;
278 supported[i++] = prop_atoms.net_wm_state_hidden;
279 supported[i++] = prop_atoms.net_wm_state_fullscreen;
280 supported[i++] = prop_atoms.net_wm_state_above;
281 supported[i++] = prop_atoms.net_wm_state_below;
282 supported[i++] = prop_atoms.net_wm_state_demands_attention;
283 supported[i++] = prop_atoms.net_moveresize_window;
284 supported[i++] = prop_atoms.net_wm_moveresize;
285 supported[i++] = prop_atoms.net_wm_user_time;
286 supported[i++] = prop_atoms.net_wm_user_time_window;
287 supported[i++] = prop_atoms.net_frame_extents;
288 supported[i++] = prop_atoms.net_request_frame_extents;
289 supported[i++] = prop_atoms.net_restack_window;
290 supported[i++] = prop_atoms.net_startup_id;
292 supported[i++] = prop_atoms.net_wm_sync_request;
293 supported[i++] = prop_atoms.net_wm_sync_request_counter;
296 supported[i++] = prop_atoms.kde_wm_change_state;
297 supported[i++] = prop_atoms.kde_net_wm_frame_strut;
298 supported[i++] = prop_atoms.kde_net_wm_window_type_override;
300 supported[i++] = prop_atoms.ob_wm_action_undecorate;
301 supported[i++] = prop_atoms.ob_wm_state_undecorated;
302 supported[i++] = prop_atoms.openbox_pid;
303 supported[i++] = prop_atoms.ob_theme;
304 supported[i++] = prop_atoms.ob_control;
305 g_assert(i == num_support);
307 PROP_SETA32(RootWindow(ob_display, ob_screen),
308 net_supported, atom, supported, num_support);
311 screen_tell_ksplash();
316 static void screen_tell_ksplash()
321 argv = g_new(gchar*, 6);
322 argv[0] = g_strdup("dcop");
323 argv[1] = g_strdup("ksplash");
324 argv[2] = g_strdup("ksplash");
325 argv[3] = g_strdup("upAndRunning(QString)");
326 argv[4] = g_strdup("wm started");
329 /* tell ksplash through the dcop server command line interface */
330 g_spawn_async(NULL, argv, NULL,
331 G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD |
332 G_SPAWN_STDERR_TO_DEV_NULL | G_SPAWN_STDOUT_TO_DEV_NULL,
333 NULL, NULL, NULL, NULL);
336 /* i'm not sure why we do this, kwin does it, but ksplash doesn't seem to
337 hear it anyways. perhaps it is for old ksplash. or new ksplash. or
338 something. oh well. */
339 e.xclient.type = ClientMessage;
340 e.xclient.display = ob_display;
341 e.xclient.window = RootWindow(ob_display, ob_screen);
342 e.xclient.message_type =
343 XInternAtom(ob_display, "_KDE_SPLASH_PROGRESS", False );
344 e.xclient.format = 8;
345 strcpy(e.xclient.data.b, "wm started");
346 XSendEvent(ob_display, RootWindow(ob_display, ob_screen),
347 False, SubstructureNotifyMask, &e );
350 void screen_startup(gboolean reconfig)
352 gchar **names = NULL;
354 gboolean namesexist = FALSE;
356 desktop_cycle_popup = pager_popup_new(FALSE);
357 pager_popup_height(desktop_cycle_popup, POPUP_HEIGHT);
360 /* update the pager popup's width */
361 pager_popup_text_width_to_strings(desktop_cycle_popup,
362 screen_desktop_names,
363 screen_num_desktops);
367 /* get the initial size */
370 /* have names already been set for the desktops? */
371 if (PROP_GETSS(RootWindow(ob_display, ob_screen),
372 net_desktop_names, utf8, &names))
378 /* if names don't exist and we have session names, set those.
379 do this stuff BEFORE setting the number of desktops, because that
380 will create default names for them
382 if (!namesexist && session_desktop_names != NULL) {
386 /* get the desktop names */
387 numnames = g_slist_length(session_desktop_names);
388 names = g_new(gchar*, numnames + 1);
389 names[numnames] = NULL;
390 for (i = 0, it = session_desktop_names; it; ++i, it = g_slist_next(it))
391 names[i] = g_strdup(it->data);
393 /* set the root window property */
394 PROP_SETSS(RootWindow(ob_display, ob_screen), net_desktop_names,names);
399 /* set the number of desktops, if it's not already set.
401 this will also set the default names from the config file up for
402 desktops that don't have names yet */
403 screen_num_desktops = 0;
404 if (PROP_GET32(RootWindow(ob_display, ob_screen),
405 net_number_of_desktops, cardinal, &d))
406 screen_set_num_desktops(d);
407 /* restore from session if possible */
408 else if (session_num_desktops)
409 screen_set_num_desktops(session_num_desktops);
411 screen_set_num_desktops(config_desktops_num);
413 screen_desktop = screen_num_desktops; /* something invalid */
414 /* start on the current desktop when a wm was already running */
415 if (PROP_GET32(RootWindow(ob_display, ob_screen),
416 net_current_desktop, cardinal, &d) &&
417 d < screen_num_desktops)
419 screen_set_desktop(d, FALSE);
420 } else if (session_desktop >= 0)
421 screen_set_desktop(MIN((guint)session_desktop,
422 screen_num_desktops), FALSE);
424 screen_set_desktop(MIN(config_screen_firstdesk,
425 screen_num_desktops) - 1, FALSE);
426 screen_last_desktop = screen_desktop;
428 /* don't start in showing-desktop mode */
429 screen_showing_desktop = FALSE;
430 PROP_SET32(RootWindow(ob_display, ob_screen),
431 net_showing_desktop, cardinal, screen_showing_desktop);
433 if (session_desktop_layout_present &&
434 screen_validate_layout(&session_desktop_layout))
436 screen_desktop_layout = session_desktop_layout;
439 screen_update_layout();
442 void screen_shutdown(gboolean reconfig)
444 pager_popup_free(desktop_cycle_popup);
449 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
452 /* we're not running here no more! */
453 PROP_ERASE(RootWindow(ob_display, ob_screen), openbox_pid);
455 PROP_ERASE(RootWindow(ob_display, ob_screen), net_supported);
456 /* don't keep this mode */
457 PROP_ERASE(RootWindow(ob_display, ob_screen), net_showing_desktop);
459 XDestroyWindow(ob_display, screen_support_win);
461 g_strfreev(screen_desktop_names);
462 screen_desktop_names = NULL;
467 static gint oldw = 0, oldh = 0;
472 w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
473 h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
475 if (w == oldw && h == oldh) return;
479 /* Set the _NET_DESKTOP_GEOMETRY hint */
480 screen_physical_size.width = geometry[0] = w;
481 screen_physical_size.height = geometry[1] = h;
482 PROP_SETA32(RootWindow(ob_display, ob_screen),
483 net_desktop_geometry, cardinal, geometry, 2);
485 if (ob_state() == OB_STATE_STARTING)
488 screen_update_areas();
491 for (it = client_list; it; it = g_list_next(it))
492 client_move_onscreen(it->data, FALSE);
495 void screen_set_num_desktops(guint num)
499 GList *it, *stacking_copy;
503 if (screen_num_desktops == num) return;
505 old = screen_num_desktops;
506 screen_num_desktops = num;
507 PROP_SET32(RootWindow(ob_display, ob_screen),
508 net_number_of_desktops, cardinal, num);
510 /* set the viewport hint */
511 viewport = g_new0(gulong, num * 2);
512 PROP_SETA32(RootWindow(ob_display, ob_screen),
513 net_desktop_viewport, cardinal, viewport, num * 2);
516 /* the number of rows/columns will differ */
517 screen_update_layout();
519 /* move windows on desktops that will no longer exist!
520 make a copy of the list cuz we're changing it */
521 stacking_copy = g_list_copy(stacking_list);
522 for (it = g_list_last(stacking_copy); it; it = g_list_previous(it)) {
523 if (WINDOW_IS_CLIENT(it->data)) {
524 ObClient *c = it->data;
525 if (c->desktop != DESKTOP_ALL && c->desktop >= num)
526 client_set_desktop(c, num - 1, FALSE, TRUE);
527 /* raise all the windows that are on the current desktop which
529 else if (c->desktop == DESKTOP_ALL ||
530 c->desktop == num - 1)
531 stacking_raise(WINDOW_AS_CLIENT(c));
535 /* change our struts/area to match (after moving windows) */
536 screen_update_areas();
538 /* may be some unnamed desktops that we need to fill in with names
539 (after updating the areas so the popup can resize) */
540 screen_update_desktop_names();
542 /* change our desktop if we're on one that no longer exists! */
543 if (screen_desktop >= screen_num_desktops)
544 screen_set_desktop(num - 1, TRUE);
547 void screen_set_desktop(guint num, gboolean dofocus)
555 g_assert(num < screen_num_desktops);
557 old = screen_desktop;
558 screen_desktop = num;
560 if (old == num) return;
562 PROP_SET32(RootWindow(ob_display, ob_screen),
563 net_current_desktop, cardinal, num);
565 screen_last_desktop = old;
567 ob_debug("Moving to desktop %d\n", num+1);
569 /* ignore enter events caused by the move */
570 ignore_start = event_start_ignore_all_enters();
572 if (moveresize_client)
573 client_set_desktop(moveresize_client, num, TRUE, FALSE);
575 /* show windows before hiding the rest to lessen the enter/leave events */
577 /* show windows from top to bottom */
578 for (it = stacking_list; it; it = g_list_next(it)) {
579 if (WINDOW_IS_CLIENT(it->data)) {
580 ObClient *c = it->data;
585 /* only allow omnipresent windows to get focus on desktop change if
586 an omnipresent window is already focused (it'll keep focus probably, but
587 maybe not depending on mouse-focus options) */
588 allow_omni = focus_client && (client_normal(focus_client) &&
589 focus_client->desktop == DESKTOP_ALL);
591 /* the client moved there already so don't move focus. prevent flicker
592 on sendtodesktop + follow */
593 if (focus_client && focus_client->desktop == screen_desktop)
596 /* have to try focus here because when you leave an empty desktop
597 there is no focus out to watch for. also, we have different rules
598 here. we always allow it to look under the mouse pointer if
599 config_focus_last is FALSE
601 do this before hiding the windows so if helper windows are coming
602 with us, they don't get hidden
604 if (dofocus && (c = focus_fallback(TRUE, !config_focus_last, allow_omni)))
606 /* only do the flicker reducing stuff ahead of time if we are going
607 to call xsetinputfocus on the window ourselves. otherwise there is
608 no guarantee the window will actually take focus.. */
610 /* reduce flicker by hiliting now rather than waiting for the
611 server FocusIn event */
612 frame_adjust_focus(c->frame, TRUE);
613 /* do this here so that if you switch desktops to a window with
614 helper windows then the helper windows won't flash */
615 client_bring_helper_windows(c);
619 /* hide windows from bottom to top */
620 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
621 if (WINDOW_IS_CLIENT(it->data)) {
622 ObClient *c = it->data;
627 event_end_ignore_all_enters(ignore_start);
629 if (event_curtime != CurrentTime)
630 screen_desktop_user_time = event_curtime;
633 static void get_row_col(guint d, guint *r, guint *c)
635 switch (screen_desktop_layout.orientation) {
636 case OB_ORIENTATION_HORZ:
637 switch (screen_desktop_layout.start_corner) {
638 case OB_CORNER_TOPLEFT:
639 *r = d / screen_desktop_layout.columns;
640 *c = d % screen_desktop_layout.columns;
642 case OB_CORNER_BOTTOMLEFT:
643 *r = screen_desktop_layout.rows - 1 -
644 d / screen_desktop_layout.columns;
645 *c = d % screen_desktop_layout.columns;
647 case OB_CORNER_TOPRIGHT:
648 *r = d / screen_desktop_layout.columns;
649 *c = screen_desktop_layout.columns - 1 -
650 d % screen_desktop_layout.columns;
652 case OB_CORNER_BOTTOMRIGHT:
653 *r = screen_desktop_layout.rows - 1 -
654 d / screen_desktop_layout.columns;
655 *c = screen_desktop_layout.columns - 1 -
656 d % screen_desktop_layout.columns;
660 case OB_ORIENTATION_VERT:
661 switch (screen_desktop_layout.start_corner) {
662 case OB_CORNER_TOPLEFT:
663 *r = d % screen_desktop_layout.rows;
664 *c = d / screen_desktop_layout.rows;
666 case OB_CORNER_BOTTOMLEFT:
667 *r = screen_desktop_layout.rows - 1 -
668 d % screen_desktop_layout.rows;
669 *c = d / screen_desktop_layout.rows;
671 case OB_CORNER_TOPRIGHT:
672 *r = d % screen_desktop_layout.rows;
673 *c = screen_desktop_layout.columns - 1 -
674 d / screen_desktop_layout.rows;
676 case OB_CORNER_BOTTOMRIGHT:
677 *r = screen_desktop_layout.rows - 1 -
678 d % screen_desktop_layout.rows;
679 *c = screen_desktop_layout.columns - 1 -
680 d / screen_desktop_layout.rows;
687 static guint translate_row_col(guint r, guint c)
689 switch (screen_desktop_layout.orientation) {
690 case OB_ORIENTATION_HORZ:
691 switch (screen_desktop_layout.start_corner) {
692 case OB_CORNER_TOPLEFT:
693 return r % screen_desktop_layout.rows *
694 screen_desktop_layout.columns +
695 c % screen_desktop_layout.columns;
696 case OB_CORNER_BOTTOMLEFT:
697 return (screen_desktop_layout.rows - 1 -
698 r % screen_desktop_layout.rows) *
699 screen_desktop_layout.columns +
700 c % screen_desktop_layout.columns;
701 case OB_CORNER_TOPRIGHT:
702 return r % screen_desktop_layout.rows *
703 screen_desktop_layout.columns +
704 (screen_desktop_layout.columns - 1 -
705 c % screen_desktop_layout.columns);
706 case OB_CORNER_BOTTOMRIGHT:
707 return (screen_desktop_layout.rows - 1 -
708 r % screen_desktop_layout.rows) *
709 screen_desktop_layout.columns +
710 (screen_desktop_layout.columns - 1 -
711 c % screen_desktop_layout.columns);
713 case OB_ORIENTATION_VERT:
714 switch (screen_desktop_layout.start_corner) {
715 case OB_CORNER_TOPLEFT:
716 return c % screen_desktop_layout.columns *
717 screen_desktop_layout.rows +
718 r % screen_desktop_layout.rows;
719 case OB_CORNER_BOTTOMLEFT:
720 return c % screen_desktop_layout.columns *
721 screen_desktop_layout.rows +
722 (screen_desktop_layout.rows - 1 -
723 r % screen_desktop_layout.rows);
724 case OB_CORNER_TOPRIGHT:
725 return (screen_desktop_layout.columns - 1 -
726 c % screen_desktop_layout.columns) *
727 screen_desktop_layout.rows +
728 r % screen_desktop_layout.rows;
729 case OB_CORNER_BOTTOMRIGHT:
730 return (screen_desktop_layout.columns - 1 -
731 c % screen_desktop_layout.columns) *
732 screen_desktop_layout.rows +
733 (screen_desktop_layout.rows - 1 -
734 r % screen_desktop_layout.rows);
737 g_assert_not_reached();
741 void screen_desktop_popup(guint d, gboolean show)
746 pager_popup_hide(desktop_cycle_popup);
748 a = screen_physical_area_active();
749 pager_popup_position(desktop_cycle_popup, CenterGravity,
750 a->x + a->width / 2, a->y + a->height / 2);
751 pager_popup_icon_size_multiplier(desktop_cycle_popup,
752 (screen_desktop_layout.columns /
753 screen_desktop_layout.rows) / 2,
754 (screen_desktop_layout.rows/
755 screen_desktop_layout.columns) / 2);
756 pager_popup_max_width(desktop_cycle_popup,
757 MAX(a->width/3, POPUP_WIDTH));
758 pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d);
762 guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
763 gboolean dialog, gboolean done, gboolean cancel)
766 static guint d = (guint)-1;
772 if ((cancel || done) && dialog)
773 goto show_cycle_dialog;
776 get_row_col(d, &r, &c);
780 case OB_DIRECTION_EAST:
781 if (d < screen_num_desktops - 1)
786 case OB_DIRECTION_WEST:
790 d = screen_num_desktops - 1;
794 return screen_desktop;
798 case OB_DIRECTION_EAST:
800 if (c >= screen_desktop_layout.columns) {
804 goto show_cycle_dialog;
806 d = translate_row_col(r, c);
807 if (d >= screen_num_desktops) {
812 goto show_cycle_dialog;
816 case OB_DIRECTION_WEST:
818 if (c >= screen_desktop_layout.columns) {
820 c = screen_desktop_layout.columns - 1;
822 goto show_cycle_dialog;
824 d = translate_row_col(r, c);
825 if (d >= screen_num_desktops) {
830 goto show_cycle_dialog;
834 case OB_DIRECTION_SOUTH:
836 if (r >= screen_desktop_layout.rows) {
840 goto show_cycle_dialog;
842 d = translate_row_col(r, c);
843 if (d >= screen_num_desktops) {
848 goto show_cycle_dialog;
852 case OB_DIRECTION_NORTH:
854 if (r >= screen_desktop_layout.rows) {
856 r = screen_desktop_layout.rows - 1;
858 goto show_cycle_dialog;
860 d = translate_row_col(r, c);
861 if (d >= screen_num_desktops) {
866 goto show_cycle_dialog;
872 return d = screen_desktop;
875 d = translate_row_col(r, c);
879 if (dialog && !cancel && !done) {
880 screen_desktop_popup(d, TRUE);
882 screen_desktop_popup(0, FALSE);
885 if (!dialog || cancel || done)
891 static gboolean screen_validate_layout(ObDesktopLayout *l)
893 if (l->columns == 0 && l->rows == 0) /* both 0's is bad data.. */
896 /* fill in a zero rows/columns */
897 if (l->columns == 0) {
898 l->columns = screen_num_desktops / l->rows;
899 if (l->rows * l->columns < screen_num_desktops)
901 if (l->rows * l->columns >= screen_num_desktops + l->columns)
903 } else if (l->rows == 0) {
904 l->rows = screen_num_desktops / l->columns;
905 if (l->columns * l->rows < screen_num_desktops)
907 if (l->columns * l->rows >= screen_num_desktops + l->rows)
911 /* bounds checking */
912 if (l->orientation == OB_ORIENTATION_HORZ) {
913 l->columns = MIN(screen_num_desktops, l->columns);
914 l->rows = MIN(l->rows,
915 (screen_num_desktops + l->columns - 1) / l->columns);
916 l->columns = screen_num_desktops / l->rows +
917 !!(screen_num_desktops % l->rows);
919 l->rows = MIN(screen_num_desktops, l->rows);
920 l->columns = MIN(l->columns,
921 (screen_num_desktops + l->rows - 1) / l->rows);
922 l->rows = screen_num_desktops / l->columns +
923 !!(screen_num_desktops % l->columns);
928 void screen_update_layout()
935 screen_desktop_layout.orientation = OB_ORIENTATION_HORZ;
936 screen_desktop_layout.start_corner = OB_CORNER_TOPLEFT;
937 screen_desktop_layout.rows = 1;
938 screen_desktop_layout.columns = screen_num_desktops;
940 if (PROP_GETA32(RootWindow(ob_display, ob_screen),
941 net_desktop_layout, cardinal, &data, &num)) {
942 if (num == 3 || num == 4) {
944 if (data[0] == prop_atoms.net_wm_orientation_vert)
945 l.orientation = OB_ORIENTATION_VERT;
946 else if (data[0] == prop_atoms.net_wm_orientation_horz)
947 l.orientation = OB_ORIENTATION_HORZ;
952 l.start_corner = OB_CORNER_TOPLEFT;
954 if (data[3] == prop_atoms.net_wm_topleft)
955 l.start_corner = OB_CORNER_TOPLEFT;
956 else if (data[3] == prop_atoms.net_wm_topright)
957 l.start_corner = OB_CORNER_TOPRIGHT;
958 else if (data[3] == prop_atoms.net_wm_bottomright)
959 l.start_corner = OB_CORNER_BOTTOMRIGHT;
960 else if (data[3] == prop_atoms.net_wm_bottomleft)
961 l.start_corner = OB_CORNER_BOTTOMLEFT;
969 if (screen_validate_layout(&l))
970 screen_desktop_layout = l;
977 void screen_update_desktop_names()
981 /* empty the array */
982 g_strfreev(screen_desktop_names);
983 screen_desktop_names = NULL;
985 if (PROP_GETSS(RootWindow(ob_display, ob_screen),
986 net_desktop_names, utf8, &screen_desktop_names))
987 for (i = 0; screen_desktop_names[i] && i < screen_num_desktops; ++i);
990 if (i < screen_num_desktops) {
993 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
994 screen_num_desktops + 1);
995 screen_desktop_names[screen_num_desktops] = NULL;
997 it = g_slist_nth(config_desktops_names, i);
999 for (; i < screen_num_desktops; ++i) {
1000 if (it && ((char*)it->data)[0]) /* not empty */
1001 /* use the names from the config file when possible */
1002 screen_desktop_names[i] = g_strdup(it->data);
1004 /* make up a nice name if it's not though */
1005 screen_desktop_names[i] = g_strdup_printf(_("desktop %i"),
1007 if (it) it = g_slist_next(it);
1010 /* if we changed any names, then set the root property so we can
1011 all agree on the names */
1012 PROP_SETSS(RootWindow(ob_display, ob_screen), net_desktop_names,
1013 screen_desktop_names);
1016 /* resize the pager for these names */
1017 pager_popup_text_width_to_strings(desktop_cycle_popup,
1018 screen_desktop_names,
1019 screen_num_desktops);
1022 void screen_show_desktop(gboolean show, ObClient *show_only)
1026 if (show == screen_showing_desktop) return; /* no change */
1028 screen_showing_desktop = show;
1031 /* hide windows bottom to top */
1032 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
1033 if (WINDOW_IS_CLIENT(it->data)) {
1034 ObClient *client = it->data;
1035 client_showhide(client);
1040 /* restore windows top to bottom */
1041 for (it = stacking_list; it; it = g_list_next(it)) {
1042 if (WINDOW_IS_CLIENT(it->data)) {
1043 ObClient *client = it->data;
1044 if (client_should_show(client)) {
1045 if (!show_only || client == show_only)
1046 client_show(client);
1048 client_iconify(client, TRUE, FALSE, TRUE);
1055 /* focus the desktop */
1056 for (it = focus_order; it; it = g_list_next(it)) {
1057 ObClient *c = it->data;
1058 if (c->type == OB_CLIENT_TYPE_DESKTOP &&
1059 (c->desktop == screen_desktop || c->desktop == DESKTOP_ALL) &&
1060 client_focus(it->data))
1064 else if (!show_only) {
1067 if ((c = focus_fallback(TRUE, FALSE, TRUE))) {
1068 /* only do the flicker reducing stuff ahead of time if we are going
1069 to call xsetinputfocus on the window ourselves. otherwise there
1070 is no guarantee the window will actually take focus.. */
1072 /* reduce flicker by hiliting now rather than waiting for the
1073 server FocusIn event */
1074 frame_adjust_focus(c->frame, TRUE);
1079 show = !!show; /* make it boolean */
1080 PROP_SET32(RootWindow(ob_display, ob_screen),
1081 net_showing_desktop, cardinal, show);
1084 void screen_install_colormap(ObClient *client, gboolean install)
1086 if (client == NULL || client->colormap == None) {
1088 XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
1090 XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
1092 xerror_set_ignore(TRUE);
1094 XInstallColormap(RrDisplay(ob_rr_inst), client->colormap);
1096 XUninstallColormap(RrDisplay(ob_rr_inst), client->colormap);
1097 xerror_set_ignore(FALSE);
1101 #define STRUT_LEFT_ON_MONITOR(s, i) \
1102 (RANGES_INTERSECT(s->left_start, s->left_end - s->left_start + 1, \
1103 monitor_area[i].y, monitor_area[i].height))
1104 #define STRUT_RIGHT_ON_MONITOR(s, i) \
1105 (RANGES_INTERSECT(s->right_start, s->right_end - s->right_start + 1, \
1106 monitor_area[i].y, monitor_area[i].height))
1107 #define STRUT_TOP_ON_MONITOR(s, i) \
1108 (RANGES_INTERSECT(s->top_start, s->top_end - s->top_start + 1, \
1109 monitor_area[i].x, monitor_area[i].width))
1110 #define STRUT_BOTTOM_ON_MONITOR(s, i) \
1111 (RANGES_INTERSECT(s->bottom_start, s->bottom_end - s->bottom_start + 1, \
1112 monitor_area[i].x, monitor_area[i].width))
1116 StrutPartial *strut;
1119 #define RESET_STRUT_LIST(sl) \
1120 (g_slist_free(sl), sl = NULL)
1122 #define ADD_STRUT_TO_LIST(sl, d, s) \
1124 ObScreenStrut *ss = g_new(ObScreenStrut, 1); \
1127 sl = g_slist_prepend(sl, ss); \
1130 void screen_update_areas()
1137 ob_debug("updating screen areas\n");
1139 g_free(monitor_area);
1140 extensions_xinerama_screens(&monitor_area, &screen_num_monitors);
1142 dims = g_new(gulong, 4 * screen_num_desktops * screen_num_monitors);
1144 RESET_STRUT_LIST(struts_left);
1145 RESET_STRUT_LIST(struts_top);
1146 RESET_STRUT_LIST(struts_right);
1147 RESET_STRUT_LIST(struts_bottom);
1149 /* collect the struts */
1150 for (it = client_list; it; it = g_list_next(it)) {
1151 ObClient *c = it->data;
1153 ADD_STRUT_TO_LIST(struts_left, c->desktop, &c->strut);
1155 ADD_STRUT_TO_LIST(struts_top, c->desktop, &c->strut);
1157 ADD_STRUT_TO_LIST(struts_right, c->desktop, &c->strut);
1158 if (c->strut.bottom)
1159 ADD_STRUT_TO_LIST(struts_bottom, c->desktop, &c->strut);
1161 if (dock_strut.left)
1162 ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &dock_strut);
1164 ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &dock_strut);
1165 if (dock_strut.right)
1166 ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &dock_strut);
1167 if (dock_strut.bottom)
1168 ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &dock_strut);
1170 /* set up the work areas to be full screen */
1171 for (i = 0; i < screen_num_monitors; ++i)
1172 for (j = 0; j < screen_num_desktops; ++j) {
1173 dims[(i * screen_num_desktops + j) * 4+0] = monitor_area[i].x;
1174 dims[(i * screen_num_desktops + j) * 4+1] = monitor_area[i].y;
1175 dims[(i * screen_num_desktops + j) * 4+2] = monitor_area[i].width;
1176 dims[(i * screen_num_desktops + j) * 4+3] = monitor_area[i].height;
1179 /* calculate the work areas from the struts */
1180 for (i = 0; i < screen_num_monitors; ++i)
1181 for (j = 0; j < screen_num_desktops; ++j) {
1182 gint l = 0, r = 0, t = 0, b = 0;
1184 /* only add the strut to the area if it touches the monitor */
1186 for (sit = struts_left; sit; sit = g_slist_next(sit)) {
1187 ObScreenStrut *s = sit->data;
1188 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1189 STRUT_LEFT_ON_MONITOR(s->strut, i))
1190 l = MAX(l, s->strut->left);
1192 for (sit = struts_top; sit; sit = g_slist_next(sit)) {
1193 ObScreenStrut *s = sit->data;
1194 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1195 STRUT_TOP_ON_MONITOR(s->strut, i))
1196 t = MAX(t, s->strut->top);
1198 for (sit = struts_right; sit; sit = g_slist_next(sit)) {
1199 ObScreenStrut *s = sit->data;
1200 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1201 STRUT_RIGHT_ON_MONITOR(s->strut, i))
1202 r = MAX(r, s->strut->right);
1204 for (sit = struts_bottom; sit; sit = g_slist_next(sit)) {
1205 ObScreenStrut *s = sit->data;
1206 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1207 STRUT_BOTTOM_ON_MONITOR(s->strut, i))
1208 b = MAX(b, s->strut->bottom);
1211 /* based on these margins, set the work area for the
1213 dims[(i * screen_num_desktops + j) * 4 + 0] += l;
1214 dims[(i * screen_num_desktops + j) * 4 + 1] += t;
1215 dims[(i * screen_num_desktops + j) * 4 + 2] -= l + r;
1216 dims[(i * screen_num_desktops + j) * 4 + 3] -= t + b;
1219 PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal,
1220 dims, 4 * screen_num_desktops * screen_num_monitors);
1222 /* the area has changed, adjust all the windows if they need it */
1223 for (it = client_list; it; it = g_list_next(it))
1224 client_reconfigure(it->data, FALSE);
1230 Rect* screen_area_all_monitors(guint desktop)
1235 a = screen_area_monitor(desktop, 0);
1237 /* combine all the monitors together */
1238 for (i = 1; i < screen_num_monitors; ++i) {
1239 Rect *m = screen_area_monitor(desktop, i);
1242 l = MIN(RECT_LEFT(*a), RECT_LEFT(*m));
1243 t = MIN(RECT_TOP(*a), RECT_TOP(*m));
1244 r = MAX(RECT_RIGHT(*a), RECT_RIGHT(*m));
1245 b = MAX(RECT_BOTTOM(*a), RECT_BOTTOM(*m));
1247 RECT_SET(*a, l, t, r - l + 1, b - t + 1);
1256 #define STRUT_LEFT_IN_SEARCH(s, search) \
1257 (RANGES_INTERSECT(search->y, search->height, \
1258 s->left_start, s->left_end - s->left_start + 1))
1259 #define STRUT_RIGHT_IN_SEARCH(s, search) \
1260 (RANGES_INTERSECT(search->y, search->height, \
1261 s->right_start, s->right_end - s->right_start + 1))
1262 #define STRUT_TOP_IN_SEARCH(s, search) \
1263 (RANGES_INTERSECT(search->x, search->width, \
1264 s->top_start, s->top_end - s->top_start + 1))
1265 #define STRUT_BOTTOM_IN_SEARCH(s, search) \
1266 (RANGES_INTERSECT(search->x, search->width, \
1267 s->bottom_start, s->bottom_end - s->bottom_start + 1))
1269 #define STRUT_LEFT_IGNORE(s, us, search) \
1270 (head == SCREEN_AREA_ALL_MONITORS && us && \
1271 RECT_LEFT(monitor_area[i]) + s->left > RECT_LEFT(*search))
1272 #define STRUT_RIGHT_IGNORE(s, us, search) \
1273 (head == SCREEN_AREA_ALL_MONITORS && us && \
1274 RECT_RIGHT(monitor_area[i]) - s->right < RECT_RIGHT(*search))
1275 #define STRUT_TOP_IGNORE(s, us, search) \
1276 (head == SCREEN_AREA_ALL_MONITORS && us && \
1277 RECT_TOP(monitor_area[i]) + s->top > RECT_TOP(*search))
1278 #define STRUT_BOTTOM_IGNORE(s, us, search) \
1279 (head == SCREEN_AREA_ALL_MONITORS && us && \
1280 RECT_BOTTOM(monitor_area[i]) - s->bottom < RECT_BOTTOM(*search))
1282 Rect* screen_area(guint desktop, guint head, Rect *search)
1286 gint l, r, t, b, al, ar, at, ab;
1288 gboolean us = search != NULL; /* user provided search */
1290 g_assert(desktop < screen_num_desktops || desktop == DESKTOP_ALL);
1291 g_assert(head < screen_num_monitors || head == SCREEN_AREA_ONE_MONITOR ||
1292 head == SCREEN_AREA_ALL_MONITORS);
1293 g_assert(!(head == SCREEN_AREA_ONE_MONITOR && search == NULL));
1295 /* find any struts for this monitor
1296 which will be affecting the search area.
1299 /* search everything if search is null */
1301 if (head < screen_num_monitors) search = &monitor_area[head];
1302 else search = &monitor_area[screen_num_monitors];
1304 if (head == SCREEN_AREA_ONE_MONITOR) head = screen_find_monitor(search);
1306 /* al is "all left" meaning the furthest left you can get, l is our
1307 "working left" meaning our current strut edge which we're calculating
1310 /* only include monitors which the search area lines up with */
1311 if (RECT_INTERSECTS_RECT(monitor_area[screen_num_monitors], *search)) {
1312 al = l = RECT_RIGHT(monitor_area[screen_num_monitors]);
1313 at = t = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1314 ar = r = RECT_LEFT(monitor_area[screen_num_monitors]);
1315 ab = b = RECT_TOP(monitor_area[screen_num_monitors]);
1316 for (i = 0; i < screen_num_monitors; ++i) {
1317 /* add the monitor if applicable */
1318 if (RANGES_INTERSECT(search->x, search->width,
1319 monitor_area[i].x, monitor_area[i].width))
1321 at = t = MIN(t, RECT_TOP(monitor_area[i]));
1322 ab = b = MAX(b, RECT_BOTTOM(monitor_area[i]));
1324 if (RANGES_INTERSECT(search->y, search->height,
1325 monitor_area[i].y, monitor_area[i].height))
1327 al = l = MIN(l, RECT_LEFT(monitor_area[i]));
1328 ar = r = MAX(r, RECT_RIGHT(monitor_area[i]));
1332 al = l = RECT_LEFT(monitor_area[screen_num_monitors]);
1333 at = t = RECT_TOP(monitor_area[screen_num_monitors]);
1334 ar = r = RECT_RIGHT(monitor_area[screen_num_monitors]);
1335 ab = b = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1338 for (d = 0; d < screen_num_desktops; ++d) {
1339 if (d != desktop && desktop != DESKTOP_ALL) continue;
1341 for (i = 0; i < screen_num_monitors; ++i) {
1342 if (head != SCREEN_AREA_ALL_MONITORS && head != i) continue;
1344 for (it = struts_left; it; it = g_slist_next(it)) {
1345 ObScreenStrut *s = it->data;
1346 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1347 STRUT_LEFT_IN_SEARCH(s->strut, search) &&
1348 !STRUT_LEFT_IGNORE(s->strut, us, search))
1349 l = MAX(l, al + s->strut->left);
1351 for (it = struts_top; it; it = g_slist_next(it)) {
1352 ObScreenStrut *s = it->data;
1353 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1354 STRUT_TOP_IN_SEARCH(s->strut, search) &&
1355 !STRUT_TOP_IGNORE(s->strut, us, search))
1356 t = MAX(t, at + s->strut->top);
1358 for (it = struts_right; it; it = g_slist_next(it)) {
1359 ObScreenStrut *s = it->data;
1360 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1361 STRUT_RIGHT_IN_SEARCH(s->strut, search) &&
1362 !STRUT_RIGHT_IGNORE(s->strut, us, search))
1363 r = MIN(r, ar - s->strut->right);
1365 for (it = struts_bottom; it; it = g_slist_next(it)) {
1366 ObScreenStrut *s = it->data;
1367 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1368 STRUT_BOTTOM_IN_SEARCH(s->strut, search) &&
1369 !STRUT_BOTTOM_IGNORE(s->strut, us, search))
1370 b = MIN(b, ab - s->strut->bottom);
1373 /* limit to this monitor */
1375 l = MAX(l, RECT_LEFT(monitor_area[i]));
1376 t = MAX(t, RECT_TOP(monitor_area[i]));
1377 r = MIN(r, RECT_RIGHT(monitor_area[i]));
1378 b = MIN(b, RECT_BOTTOM(monitor_area[i]));
1386 a->width = r - l + 1;
1387 a->height = b - t + 1;
1391 guint screen_find_monitor(Rect *search)
1397 for (i = 0; i < screen_num_monitors; ++i) {
1398 Rect *area = screen_physical_area_monitor(i);
1399 if (RECT_INTERSECTS_RECT(*area, *search)) {
1403 RECT_SET_INTERSECTION(r, *area, *search);
1404 v = r.width * r.height;
1416 Rect* screen_physical_area_all_monitors()
1418 return screen_physical_area_monitor(screen_num_monitors);
1421 Rect* screen_physical_area_monitor(guint head)
1424 g_assert(head <= screen_num_monitors);
1427 *a = monitor_area[head];
1431 gboolean screen_physical_area_monitor_contains(guint head, Rect *search)
1433 g_assert(head <= screen_num_monitors);
1435 return RECT_INTERSECTS_RECT(monitor_area[head], *search);
1438 Rect* screen_physical_area_active()
1444 a = screen_physical_area_monitor(client_monitor(focus_client));
1447 if (screen_pointer_pos(&x, &y))
1448 RECT_SET(mon, x, y, 1, 1);
1450 RECT_SET(mon, 0, 0, 1, 1);
1451 a = screen_physical_area_monitor(screen_find_monitor(&mon));
1456 void screen_set_root_cursor()
1458 if (sn_app_starting())
1459 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1460 ob_cursor(OB_CURSOR_BUSYPOINTER));
1462 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1463 ob_cursor(OB_CURSOR_POINTER));
1466 gboolean screen_pointer_pos(gint *x, gint *y)
1473 ret = !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen),
1474 &w, &w, x, y, &i, &i, &u);
1476 for (i = 0; i < ScreenCount(ob_display); ++i)
1478 if (XQueryPointer(ob_display, RootWindow(ob_display, i),
1479 &w, &w, x, y, &i, &i, &u))