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.
24 #include "startupnotify.h"
25 #include "moveresize.h"
34 #include "render/render.h"
36 #include "obt/display.h"
38 #include "obt/mainloop.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)
53 static gboolean screen_validate_layout(ObDesktopLayout *l);
54 static gboolean replace_wm(void);
55 static void screen_tell_ksplash(void);
56 static void screen_fallback_focus(void);
58 guint screen_num_desktops;
59 guint screen_num_monitors;
61 guint screen_last_desktop;
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 static Size screen_physical_size;
69 static guint screen_old_desktop;
70 static gboolean screen_desktop_timeout = TRUE;
71 /*! An array of desktops, holding an array of areas per monitor */
72 static Rect *monitor_area = NULL;
73 /*! An array of desktops, holding an array of struts */
74 static GSList *struts_top = NULL;
75 static GSList *struts_left = NULL;
76 static GSList *struts_right = NULL;
77 static GSList *struts_bottom = NULL;
79 static ObPagerPopup *desktop_popup;
80 static gboolean desktop_popup_perm;
82 /*! The number of microseconds that you need to be on a desktop before it will
83 replace the remembered "last desktop" */
84 #define REMEMBER_LAST_DESKTOP_TIME 750000
86 static gboolean replace_wm(void)
90 Window current_wm_sn_owner;
93 wm_sn = g_strdup_printf("WM_S%d", ob_screen);
94 wm_sn_atom = XInternAtom(obt_display, wm_sn, FALSE);
97 current_wm_sn_owner = XGetSelectionOwner(obt_display, wm_sn_atom);
98 if (current_wm_sn_owner == screen_support_win)
99 current_wm_sn_owner = None;
100 if (current_wm_sn_owner) {
101 if (!ob_replace_wm) {
102 g_message(_("A window manager is already running on screen %d"),
106 obt_display_ignore_errors(TRUE);
108 /* We want to find out when the current selection owner dies */
109 XSelectInput(obt_display, current_wm_sn_owner, StructureNotifyMask);
110 XSync(obt_display, FALSE);
112 obt_display_ignore_errors(FALSE);
113 if (obt_display_error_occured)
114 current_wm_sn_owner = None;
117 timestamp = event_get_server_time();
119 XSetSelectionOwner(obt_display, wm_sn_atom, screen_support_win,
122 if (XGetSelectionOwner(obt_display, wm_sn_atom) != screen_support_win) {
123 g_message(_("Could not acquire window manager selection on screen %d"),
128 /* Wait for old window manager to go away */
129 if (current_wm_sn_owner) {
132 const gulong timeout = G_USEC_PER_SEC * 15; /* wait for 15s max */
134 while (wait < timeout) {
135 if (XCheckWindowEvent(obt_display, current_wm_sn_owner,
136 StructureNotifyMask, &event) &&
137 event.type == DestroyNotify)
139 g_usleep(G_USEC_PER_SEC / 10);
140 wait += G_USEC_PER_SEC / 10;
143 if (wait >= timeout) {
144 g_message(_("The WM on screen %d is not exiting"), ob_screen);
149 /* Send client message indicating that we are now the WM */
150 obt_prop_message(ob_screen, obt_root(ob_screen), OBT_PROP_ATOM(MANAGER),
151 timestamp, wm_sn_atom, screen_support_win, 0, 0,
152 SubstructureNotifyMask);
157 gboolean screen_annex(void)
159 XSetWindowAttributes attrib;
164 /* create the netwm support window */
165 attrib.override_redirect = TRUE;
166 attrib.event_mask = PropertyChangeMask;
167 screen_support_win = XCreateWindow(obt_display, obt_root(ob_screen),
169 CopyFromParent, InputOutput,
171 CWEventMask | CWOverrideRedirect,
173 XMapWindow(obt_display, screen_support_win);
174 XLowerWindow(obt_display, screen_support_win);
177 XDestroyWindow(obt_display, screen_support_win);
181 obt_display_ignore_errors(TRUE);
182 XSelectInput(obt_display, obt_root(ob_screen), ROOT_EVENTMASK);
183 obt_display_ignore_errors(FALSE);
184 if (obt_display_error_occured) {
185 g_message(_("A window manager is already running on screen %d"),
188 XDestroyWindow(obt_display, screen_support_win);
192 screen_set_root_cursor();
194 /* set the OPENBOX_PID hint */
196 OBT_PROP_SET32(obt_root(ob_screen), OPENBOX_PID, CARDINAL, pid);
198 /* set supporting window */
199 OBT_PROP_SET32(obt_root(ob_screen),
200 NET_SUPPORTING_WM_CHECK, WINDOW, screen_support_win);
202 /* set properties on the supporting window */
203 OBT_PROP_SETS(screen_support_win, NET_WM_NAME, utf8, "Openbox");
204 OBT_PROP_SET32(screen_support_win, NET_SUPPORTING_WM_CHECK,
205 WINDOW, screen_support_win);
207 /* set the _NET_SUPPORTED_ATOMS hint */
209 /* this is all the atoms after NET_SUPPORTED in the ObtPropAtoms enum */
210 num_support = OBT_PROP_NUM_ATOMS - OBT_PROP_NET_SUPPORTED - 1;
212 supported = g_new(gulong, num_support);
213 supported[i++] = OBT_PROP_ATOM(NET_SUPPORTING_WM_CHECK);
214 supported[i++] = OBT_PROP_ATOM(NET_WM_FULL_PLACEMENT);
215 supported[i++] = OBT_PROP_ATOM(NET_CURRENT_DESKTOP);
216 supported[i++] = OBT_PROP_ATOM(NET_NUMBER_OF_DESKTOPS);
217 supported[i++] = OBT_PROP_ATOM(NET_DESKTOP_GEOMETRY);
218 supported[i++] = OBT_PROP_ATOM(NET_DESKTOP_VIEWPORT);
219 supported[i++] = OBT_PROP_ATOM(NET_ACTIVE_WINDOW);
220 supported[i++] = OBT_PROP_ATOM(NET_WORKAREA);
221 supported[i++] = OBT_PROP_ATOM(NET_CLIENT_LIST);
222 supported[i++] = OBT_PROP_ATOM(NET_CLIENT_LIST_STACKING);
223 supported[i++] = OBT_PROP_ATOM(NET_DESKTOP_NAMES);
224 supported[i++] = OBT_PROP_ATOM(NET_CLOSE_WINDOW);
225 supported[i++] = OBT_PROP_ATOM(NET_DESKTOP_LAYOUT);
226 supported[i++] = OBT_PROP_ATOM(NET_SHOWING_DESKTOP);
227 supported[i++] = OBT_PROP_ATOM(NET_WM_NAME);
228 supported[i++] = OBT_PROP_ATOM(NET_WM_VISIBLE_NAME);
229 supported[i++] = OBT_PROP_ATOM(NET_WM_ICON_NAME);
230 supported[i++] = OBT_PROP_ATOM(NET_WM_VISIBLE_ICON_NAME);
231 supported[i++] = OBT_PROP_ATOM(NET_WM_DESKTOP);
232 supported[i++] = OBT_PROP_ATOM(NET_WM_STRUT);
233 supported[i++] = OBT_PROP_ATOM(NET_WM_STRUT_PARTIAL);
234 supported[i++] = OBT_PROP_ATOM(NET_WM_ICON);
235 supported[i++] = OBT_PROP_ATOM(NET_WM_ICON_GEOMETRY);
236 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE);
237 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DESKTOP);
238 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DOCK);
239 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_TOOLBAR);
240 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_MENU);
241 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_UTILITY);
242 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_SPLASH);
243 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DIALOG);
244 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_NORMAL);
245 supported[i++] = OBT_PROP_ATOM(NET_WM_ALLOWED_ACTIONS);
246 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_MOVE);
247 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_RESIZE);
248 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_MINIMIZE);
249 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_SHADE);
250 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_MAXIMIZE_HORZ);
251 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_MAXIMIZE_VERT);
252 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_FULLSCREEN);
253 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_CHANGE_DESKTOP);
254 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_CLOSE);
255 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_ABOVE);
256 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_BELOW);
257 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE);
258 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_MODAL);
259 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_MAXIMIZED_VERT);
260 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_MAXIMIZED_HORZ);
261 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_SHADED);
262 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_SKIP_TASKBAR);
263 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_SKIP_PAGER);
264 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_HIDDEN);
265 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_FULLSCREEN);
266 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_ABOVE);
267 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_BELOW);
268 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_DEMANDS_ATTENTION);
269 supported[i++] = OBT_PROP_ATOM(NET_MOVERESIZE_WINDOW);
270 supported[i++] = OBT_PROP_ATOM(NET_WM_MOVERESIZE);
271 supported[i++] = OBT_PROP_ATOM(NET_WM_USER_TIME);
273 supported[i++] = OBT_PROP_ATOM(NET_WM_USER_TIME_WINDOW);
275 supported[i++] = OBT_PROP_ATOM(NET_FRAME_EXTENTS);
276 supported[i++] = OBT_PROP_ATOM(NET_REQUEST_FRAME_EXTENTS);
277 supported[i++] = OBT_PROP_ATOM(NET_RESTACK_WINDOW);
278 supported[i++] = OBT_PROP_ATOM(NET_STARTUP_ID);
280 supported[i++] = OBT_PROP_ATOM(NET_WM_SYNC_REQUEST);
281 supported[i++] = OBT_PROP_ATOM(NET_WM_SYNC_REQUEST_COUNTER);
283 supported[i++] = OBT_PROP_ATOM(NET_WM_PID);
284 supported[i++] = OBT_PROP_ATOM(NET_WM_PING);
286 supported[i++] = OBT_PROP_ATOM(KDE_WM_CHANGE_STATE);
287 supported[i++] = OBT_PROP_ATOM(KDE_NET_WM_FRAME_STRUT);
288 supported[i++] = OBT_PROP_ATOM(KDE_NET_WM_WINDOW_TYPE_OVERRIDE);
290 supported[i++] = OBT_PROP_ATOM(OB_WM_ACTION_UNDECORATE);
291 supported[i++] = OBT_PROP_ATOM(OB_WM_STATE_UNDECORATED);
292 supported[i++] = OBT_PROP_ATOM(OPENBOX_PID);
293 supported[i++] = OBT_PROP_ATOM(OB_THEME);
294 supported[i++] = OBT_PROP_ATOM(OB_CONFIG_FILE);
295 supported[i++] = OBT_PROP_ATOM(OB_CONTROL);
296 supported[i++] = OBT_PROP_ATOM(OB_ROLE);
297 supported[i++] = OBT_PROP_ATOM(OB_NAME);
298 supported[i++] = OBT_PROP_ATOM(OB_CLASS);
299 g_assert(i == num_support);
301 OBT_PROP_SETA32(obt_root(ob_screen),
302 NET_SUPPORTED, ATOM, supported, num_support);
305 screen_tell_ksplash();
310 static void screen_tell_ksplash(void)
315 argv = g_new(gchar*, 6);
316 argv[0] = g_strdup("dcop");
317 argv[1] = g_strdup("ksplash");
318 argv[2] = g_strdup("ksplash");
319 argv[3] = g_strdup("upAndRunning(QString)");
320 argv[4] = g_strdup("wm started");
323 /* tell ksplash through the dcop server command line interface */
324 g_spawn_async(NULL, argv, NULL,
325 G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD |
326 G_SPAWN_STDERR_TO_DEV_NULL | G_SPAWN_STDOUT_TO_DEV_NULL,
327 NULL, NULL, NULL, NULL);
330 /* i'm not sure why we do this, kwin does it, but ksplash doesn't seem to
331 hear it anyways. perhaps it is for old ksplash. or new ksplash. or
332 something. oh well. */
333 e.xclient.type = ClientMessage;
334 e.xclient.display = obt_display;
335 e.xclient.window = obt_root(ob_screen);
336 e.xclient.message_type =
337 XInternAtom(obt_display, "_KDE_SPLASH_PROGRESS", False);
338 e.xclient.format = 8;
339 strcpy(e.xclient.data.b, "wm started");
340 XSendEvent(obt_display, obt_root(ob_screen),
341 False, SubstructureNotifyMask, &e);
344 void screen_startup(gboolean reconfig)
346 gchar **names = NULL;
348 gboolean namesexist = FALSE;
350 desktop_popup = pager_popup_new();
351 desktop_popup_perm = FALSE;
352 pager_popup_height(desktop_popup, POPUP_HEIGHT);
355 /* update the pager popup's width */
356 pager_popup_text_width_to_strings(desktop_popup,
357 screen_desktop_names,
358 screen_num_desktops);
362 /* get the initial size */
365 /* have names already been set for the desktops? */
366 if (OBT_PROP_GETSS(obt_root(ob_screen), NET_DESKTOP_NAMES, utf8, &names)) {
371 /* if names don't exist and we have session names, set those.
372 do this stuff BEFORE setting the number of desktops, because that
373 will create default names for them
375 if (!namesexist && session_desktop_names != NULL) {
379 /* get the desktop names */
380 numnames = g_slist_length(session_desktop_names);
381 names = g_new(gchar*, numnames + 1);
382 names[numnames] = NULL;
383 for (i = 0, it = session_desktop_names; it; ++i, it = g_slist_next(it))
384 names[i] = g_strdup(it->data);
386 /* set the root window property */
387 OBT_PROP_SETSS(obt_root(ob_screen),
388 NET_DESKTOP_NAMES, utf8, (const gchar**)names);
393 /* set the number of desktops, if it's not already set.
395 this will also set the default names from the config file up for
396 desktops that don't have names yet */
397 screen_num_desktops = 0;
398 if (OBT_PROP_GET32(obt_root(ob_screen),
399 NET_NUMBER_OF_DESKTOPS, CARDINAL, &d))
401 if (d != config_desktops_num) {
402 /* TRANSLATORS: If you need to specify a different order of the
403 arguments, you can use %1$d for the first one and %2$d for the
404 second one. For example,
405 "The current session has %2$d desktops, but Openbox is configured for %1$d ..." */
406 g_warning(ngettext("Openbox is configured for %d desktop, but the current session has %d. Overriding the Openbox configuration.", "Openbox is configured for %d desktops, but the current session has %d. Overriding the Openbox configuration.", config_desktops_num),
407 config_desktops_num, d);
409 screen_set_num_desktops(d);
411 /* restore from session if possible */
412 else if (session_num_desktops)
413 screen_set_num_desktops(session_num_desktops);
415 screen_set_num_desktops(config_desktops_num);
417 screen_desktop = screen_num_desktops; /* something invalid */
418 /* start on the current desktop when a wm was already running */
419 if (OBT_PROP_GET32(obt_root(ob_screen),
420 NET_CURRENT_DESKTOP, CARDINAL, &d) &&
421 d < screen_num_desktops)
423 screen_set_desktop(d, FALSE);
424 } else if (session_desktop >= 0)
425 screen_set_desktop(MIN((guint)session_desktop,
426 screen_num_desktops), FALSE);
428 screen_set_desktop(MIN(config_screen_firstdesk,
429 screen_num_desktops) - 1, FALSE);
430 screen_last_desktop = screen_desktop;
432 /* don't start in showing-desktop mode */
433 screen_showing_desktop = FALSE;
434 OBT_PROP_SET32(obt_root(ob_screen),
435 NET_SHOWING_DESKTOP, CARDINAL, screen_showing_desktop);
437 if (session_desktop_layout_present &&
438 screen_validate_layout(&session_desktop_layout))
440 screen_desktop_layout = session_desktop_layout;
443 screen_update_layout();
446 void screen_shutdown(gboolean reconfig)
448 pager_popup_free(desktop_popup);
453 XSelectInput(obt_display, obt_root(ob_screen), NoEventMask);
455 /* we're not running here no more! */
456 OBT_PROP_ERASE(obt_root(ob_screen), OPENBOX_PID);
458 OBT_PROP_ERASE(obt_root(ob_screen), NET_SUPPORTED);
459 /* don't keep this mode */
460 OBT_PROP_ERASE(obt_root(ob_screen), NET_SHOWING_DESKTOP);
462 XDestroyWindow(obt_display, screen_support_win);
464 g_strfreev(screen_desktop_names);
465 screen_desktop_names = NULL;
468 void screen_resize(void)
470 static gint oldw = 0, oldh = 0;
475 w = WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen));
476 h = HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen));
478 if (w == oldw && h == oldh) return;
482 /* Set the _NET_DESKTOP_GEOMETRY hint */
483 screen_physical_size.width = geometry[0] = w;
484 screen_physical_size.height = geometry[1] = h;
485 OBT_PROP_SETA32(obt_root(ob_screen),
486 NET_DESKTOP_GEOMETRY, CARDINAL, geometry, 2);
488 if (ob_state() != OB_STATE_RUNNING)
491 screen_update_areas();
494 for (it = client_list; it; it = g_list_next(it))
495 client_move_onscreen(it->data, FALSE);
498 void screen_set_num_desktops(guint num)
501 GList *it, *stacking_copy;
505 if (screen_num_desktops == num) return;
507 screen_num_desktops = num;
508 OBT_PROP_SET32(obt_root(ob_screen), NET_NUMBER_OF_DESKTOPS, CARDINAL, num);
510 /* set the viewport hint */
511 viewport = g_new0(gulong, num * 2);
512 OBT_PROP_SETA32(obt_root(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 (screen_desktop == num - 1 &&
530 (c->desktop == DESKTOP_ALL ||
531 c->desktop == screen_desktop))
532 stacking_raise(CLIENT_AS_WINDOW(c));
535 g_list_free(stacking_copy);
537 /* change our struts/area to match (after moving windows) */
538 screen_update_areas();
540 /* may be some unnamed desktops that we need to fill in with names
541 (after updating the areas so the popup can resize) */
542 screen_update_desktop_names();
544 /* change our desktop if we're on one that no longer exists! */
545 if (screen_desktop >= screen_num_desktops)
546 screen_set_desktop(num - 1, TRUE);
549 static void screen_fallback_focus(void)
554 /* only allow omnipresent windows to get focus on desktop change if
555 an omnipresent window is already focused (it'll keep focus probably, but
556 maybe not depending on mouse-focus options) */
557 allow_omni = focus_client && (client_normal(focus_client) &&
558 focus_client->desktop == DESKTOP_ALL);
560 /* the client moved there already so don't move focus. prevent flicker
561 on sendtodesktop + follow */
562 if (focus_client && focus_client->desktop == screen_desktop)
565 /* have to try focus here because when you leave an empty desktop
566 there is no focus out to watch for. also, we have different rules
567 here. we always allow it to look under the mouse pointer if
568 config_focus_last is FALSE
570 do this before hiding the windows so if helper windows are coming
571 with us, they don't get hidden
573 if ((c = focus_fallback(TRUE, !config_focus_last, allow_omni,
576 /* only do the flicker reducing stuff ahead of time if we are going
577 to call xsetinputfocus on the window ourselves. otherwise there is
578 no guarantee the window will actually take focus.. */
580 /* reduce flicker by hiliting now rather than waiting for the
581 server FocusIn event */
582 frame_adjust_focus(c->frame, TRUE);
583 /* do this here so that if you switch desktops to a window with
584 helper windows then the helper windows won't flash */
585 client_bring_helper_windows(c);
590 static gboolean last_desktop_func(gpointer data)
592 screen_desktop_timeout = TRUE;
596 void screen_set_desktop(guint num, gboolean dofocus)
602 g_assert(num < screen_num_desktops);
604 previous = screen_desktop;
605 screen_desktop = num;
607 if (previous == num) return;
609 OBT_PROP_SET32(obt_root(ob_screen), NET_CURRENT_DESKTOP, CARDINAL, num);
611 /* This whole thing decides when/how to save the screen_last_desktop so
612 that it can be restored later if you want */
613 if (screen_desktop_timeout) {
614 /* If screen_desktop_timeout is true, then we've been on this desktop
615 long enough and we can save it as the last desktop. */
617 if (screen_last_desktop == previous)
618 /* this is the startup state only */
619 screen_old_desktop = screen_desktop;
621 /* save the "last desktop" as the "old desktop" */
622 screen_old_desktop = screen_last_desktop;
623 /* save the desktop we're coming from as the "last desktop" */
624 screen_last_desktop = previous;
628 /* If screen_desktop_timeout is false, then we just got to this desktop
629 and we are moving away again. */
631 if (screen_desktop == screen_last_desktop) {
632 /* If we are moving to the "last desktop" .. */
633 if (previous == screen_old_desktop) {
634 /* .. from the "old desktop", change the last desktop to
635 be where we are coming from */
636 screen_last_desktop = screen_old_desktop;
638 else if (screen_last_desktop == screen_old_desktop) {
639 /* .. and also to the "old desktop", change the "last
640 desktop" to be where we are coming from */
641 screen_last_desktop = previous;
644 /* .. from some other desktop, then set the "last desktop" to
645 be the saved "old desktop", i.e. where we were before the
647 screen_last_desktop = screen_old_desktop;
651 /* If we are moving to any desktop besides the "last desktop"..
652 (this is the normal case) */
653 if (screen_desktop == screen_old_desktop) {
654 /* If moving to the "old desktop", which is not the
655 "last desktop", don't save anything */
657 else if (previous == screen_old_desktop) {
658 /* If moving from the "old desktop", and not to the
659 "last desktop", don't save anything */
661 else if (screen_last_desktop == screen_old_desktop) {
662 /* If the "last desktop" is the same as "old desktop" and
663 you're not moving to the "last desktop" then save where
664 we're coming from as the "last desktop" */
665 screen_last_desktop = previous;
668 /* If the "last desktop" is different from the "old desktop"
669 and you're not moving to the "last desktop", then don't save
674 screen_desktop_timeout = FALSE;
675 obt_main_loop_timeout_remove(ob_main_loop, last_desktop_func);
676 obt_main_loop_timeout_add(ob_main_loop, REMEMBER_LAST_DESKTOP_TIME,
677 last_desktop_func, NULL, NULL, NULL);
679 ob_debug("Moving to desktop %d", num+1);
681 if (ob_state() == OB_STATE_RUNNING)
682 screen_show_desktop_popup(screen_desktop, FALSE);
684 /* ignore enter events caused by the move */
685 ignore_start = event_start_ignore_all_enters();
687 if (moveresize_client)
688 client_set_desktop(moveresize_client, num, TRUE, FALSE);
690 /* show windows before hiding the rest to lessen the enter/leave events */
692 /* show windows from top to bottom */
693 for (it = stacking_list; it; it = g_list_next(it)) {
694 if (WINDOW_IS_CLIENT(it->data)) {
695 ObClient *c = it->data;
700 if (dofocus) screen_fallback_focus();
702 /* hide windows from bottom to top */
703 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
704 if (WINDOW_IS_CLIENT(it->data)) {
705 ObClient *c = it->data;
706 if (client_hide(c) && c == focus_client) {
707 /* c was focused and we didn't do fallback clearly so make sure
708 openbox doesnt still consider the window focused.
709 this happens when using NextWindow with allDesktops, since
710 it doesnt want to move focus on desktop change, but the
711 focus is not going to stay with the current window, which
712 has now disappeared */
713 focus_set_client(NULL);
718 event_end_ignore_all_enters(ignore_start);
720 if (event_curtime != CurrentTime)
721 screen_desktop_user_time = event_curtime;
724 void screen_add_desktop(gboolean current)
728 /* ignore enter events caused by this */
729 ignore_start = event_start_ignore_all_enters();
731 screen_set_num_desktops(screen_num_desktops+1);
733 /* move all the clients over */
737 for (it = client_list; it; it = g_list_next(it)) {
738 ObClient *c = it->data;
739 if (c->desktop != DESKTOP_ALL && c->desktop >= screen_desktop &&
740 /* don't move direct children, they'll be moved with their
741 parent - which will have to be on the same desktop */
742 !client_direct_parent(c))
744 ob_debug("moving window %s", c->title);
745 client_set_desktop(c, c->desktop+1, FALSE, TRUE);
750 event_end_ignore_all_enters(ignore_start);
753 void screen_remove_desktop(gboolean current)
755 guint rmdesktop, movedesktop;
756 GList *it, *stacking_copy;
759 if (screen_num_desktops <= 1) return;
761 /* ignore enter events caused by this */
762 ignore_start = event_start_ignore_all_enters();
764 /* what desktop are we removing and moving to? */
766 rmdesktop = screen_desktop;
768 rmdesktop = screen_num_desktops - 1;
769 if (rmdesktop < screen_num_desktops - 1)
770 movedesktop = rmdesktop + 1;
772 movedesktop = rmdesktop;
774 /* make a copy of the list cuz we're changing it */
775 stacking_copy = g_list_copy(stacking_list);
776 for (it = g_list_last(stacking_copy); it; it = g_list_previous(it)) {
777 if (WINDOW_IS_CLIENT(it->data)) {
778 ObClient *c = it->data;
779 guint d = c->desktop;
780 if (d != DESKTOP_ALL && d >= movedesktop &&
781 /* don't move direct children, they'll be moved with their
782 parent - which will have to be on the same desktop */
783 !client_direct_parent(c))
785 ob_debug("moving window %s", c->title);
786 client_set_desktop(c, c->desktop - 1, TRUE, TRUE);
788 /* raise all the windows that are on the current desktop which
790 if ((screen_desktop == rmdesktop - 1 ||
791 screen_desktop == rmdesktop) &&
792 (d == DESKTOP_ALL || d == screen_desktop))
794 stacking_raise(CLIENT_AS_WINDOW(c));
795 ob_debug("raising window %s", c->title);
799 g_list_free(stacking_copy);
801 /* fallback focus like we're changing desktops */
802 if (screen_desktop < screen_num_desktops - 1) {
803 screen_fallback_focus();
804 ob_debug("fake desktop change");
807 screen_set_num_desktops(screen_num_desktops-1);
809 event_end_ignore_all_enters(ignore_start);
812 static void get_row_col(guint d, guint *r, guint *c)
814 switch (screen_desktop_layout.orientation) {
815 case OB_ORIENTATION_HORZ:
816 switch (screen_desktop_layout.start_corner) {
817 case OB_CORNER_TOPLEFT:
818 *r = d / screen_desktop_layout.columns;
819 *c = d % screen_desktop_layout.columns;
821 case OB_CORNER_BOTTOMLEFT:
822 *r = screen_desktop_layout.rows - 1 -
823 d / screen_desktop_layout.columns;
824 *c = d % screen_desktop_layout.columns;
826 case OB_CORNER_TOPRIGHT:
827 *r = d / screen_desktop_layout.columns;
828 *c = screen_desktop_layout.columns - 1 -
829 d % screen_desktop_layout.columns;
831 case OB_CORNER_BOTTOMRIGHT:
832 *r = screen_desktop_layout.rows - 1 -
833 d / screen_desktop_layout.columns;
834 *c = screen_desktop_layout.columns - 1 -
835 d % screen_desktop_layout.columns;
839 case OB_ORIENTATION_VERT:
840 switch (screen_desktop_layout.start_corner) {
841 case OB_CORNER_TOPLEFT:
842 *r = d % screen_desktop_layout.rows;
843 *c = d / screen_desktop_layout.rows;
845 case OB_CORNER_BOTTOMLEFT:
846 *r = screen_desktop_layout.rows - 1 -
847 d % screen_desktop_layout.rows;
848 *c = d / screen_desktop_layout.rows;
850 case OB_CORNER_TOPRIGHT:
851 *r = d % screen_desktop_layout.rows;
852 *c = screen_desktop_layout.columns - 1 -
853 d / screen_desktop_layout.rows;
855 case OB_CORNER_BOTTOMRIGHT:
856 *r = screen_desktop_layout.rows - 1 -
857 d % screen_desktop_layout.rows;
858 *c = screen_desktop_layout.columns - 1 -
859 d / screen_desktop_layout.rows;
866 static guint translate_row_col(guint r, guint c)
868 switch (screen_desktop_layout.orientation) {
869 case OB_ORIENTATION_HORZ:
870 switch (screen_desktop_layout.start_corner) {
871 case OB_CORNER_TOPLEFT:
872 return r % screen_desktop_layout.rows *
873 screen_desktop_layout.columns +
874 c % screen_desktop_layout.columns;
875 case OB_CORNER_BOTTOMLEFT:
876 return (screen_desktop_layout.rows - 1 -
877 r % screen_desktop_layout.rows) *
878 screen_desktop_layout.columns +
879 c % screen_desktop_layout.columns;
880 case OB_CORNER_TOPRIGHT:
881 return r % screen_desktop_layout.rows *
882 screen_desktop_layout.columns +
883 (screen_desktop_layout.columns - 1 -
884 c % screen_desktop_layout.columns);
885 case OB_CORNER_BOTTOMRIGHT:
886 return (screen_desktop_layout.rows - 1 -
887 r % screen_desktop_layout.rows) *
888 screen_desktop_layout.columns +
889 (screen_desktop_layout.columns - 1 -
890 c % screen_desktop_layout.columns);
892 case OB_ORIENTATION_VERT:
893 switch (screen_desktop_layout.start_corner) {
894 case OB_CORNER_TOPLEFT:
895 return c % screen_desktop_layout.columns *
896 screen_desktop_layout.rows +
897 r % screen_desktop_layout.rows;
898 case OB_CORNER_BOTTOMLEFT:
899 return c % screen_desktop_layout.columns *
900 screen_desktop_layout.rows +
901 (screen_desktop_layout.rows - 1 -
902 r % screen_desktop_layout.rows);
903 case OB_CORNER_TOPRIGHT:
904 return (screen_desktop_layout.columns - 1 -
905 c % screen_desktop_layout.columns) *
906 screen_desktop_layout.rows +
907 r % screen_desktop_layout.rows;
908 case OB_CORNER_BOTTOMRIGHT:
909 return (screen_desktop_layout.columns - 1 -
910 c % screen_desktop_layout.columns) *
911 screen_desktop_layout.rows +
912 (screen_desktop_layout.rows - 1 -
913 r % screen_desktop_layout.rows);
916 g_assert_not_reached();
920 static gboolean hide_desktop_popup_func(gpointer data)
922 pager_popup_hide(desktop_popup);
923 return FALSE; /* don't repeat */
926 void screen_show_desktop_popup(guint d, gboolean perm)
930 /* 0 means don't show the popup */
931 if (!config_desktop_popup_time) return;
933 a = screen_physical_area_primary(FALSE);
934 pager_popup_position(desktop_popup, CenterGravity,
935 a->x + a->width / 2, a->y + a->height / 2);
936 pager_popup_icon_size_multiplier(desktop_popup,
937 (screen_desktop_layout.columns /
938 screen_desktop_layout.rows) / 2,
939 (screen_desktop_layout.rows/
940 screen_desktop_layout.columns) / 2);
941 pager_popup_max_width(desktop_popup,
942 MAX(a->width/3, POPUP_WIDTH));
943 pager_popup_show(desktop_popup, screen_desktop_names[d], d);
945 obt_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
946 if (!perm && !desktop_popup_perm)
947 /* only hide if its not already being show permanently */
948 obt_main_loop_timeout_add(ob_main_loop,
949 config_desktop_popup_time * 1000,
950 hide_desktop_popup_func, desktop_popup,
951 g_direct_equal, NULL);
956 void screen_hide_desktop_popup(void)
958 obt_main_loop_timeout_remove_data(ob_main_loop, hide_desktop_popup_func,
959 desktop_popup, FALSE);
960 pager_popup_hide(desktop_popup);
961 desktop_popup_perm = FALSE;
964 guint screen_find_desktop(guint from, ObDirection dir,
965 gboolean wrap, gboolean linear)
971 get_row_col(d, &r, &c);
974 case OB_DIRECTION_EAST:
975 if (d < screen_num_desktops - 1)
982 case OB_DIRECTION_WEST:
986 d = screen_num_desktops - 1;
991 g_assert_not_reached();
996 case OB_DIRECTION_EAST:
998 if (c >= screen_desktop_layout.columns) {
1004 d = translate_row_col(r, c);
1005 if (d >= screen_num_desktops) {
1012 case OB_DIRECTION_WEST:
1014 if (c >= screen_desktop_layout.columns) {
1016 c = screen_desktop_layout.columns - 1;
1020 d = translate_row_col(r, c);
1021 if (d >= screen_num_desktops) {
1028 case OB_DIRECTION_SOUTH:
1030 if (r >= screen_desktop_layout.rows) {
1036 d = translate_row_col(r, c);
1037 if (d >= screen_num_desktops) {
1044 case OB_DIRECTION_NORTH:
1046 if (r >= screen_desktop_layout.rows) {
1048 r = screen_desktop_layout.rows - 1;
1052 d = translate_row_col(r, c);
1053 if (d >= screen_num_desktops) {
1061 g_assert_not_reached();
1065 d = translate_row_col(r, c);
1070 static gboolean screen_validate_layout(ObDesktopLayout *l)
1072 if (l->columns == 0 && l->rows == 0) /* both 0's is bad data.. */
1075 /* fill in a zero rows/columns */
1076 if (l->columns == 0) {
1077 l->columns = screen_num_desktops / l->rows;
1078 if (l->rows * l->columns < screen_num_desktops)
1080 if (l->rows * l->columns >= screen_num_desktops + l->columns)
1082 } else if (l->rows == 0) {
1083 l->rows = screen_num_desktops / l->columns;
1084 if (l->columns * l->rows < screen_num_desktops)
1086 if (l->columns * l->rows >= screen_num_desktops + l->rows)
1090 /* bounds checking */
1091 if (l->orientation == OB_ORIENTATION_HORZ) {
1092 l->columns = MIN(screen_num_desktops, l->columns);
1093 l->rows = MIN(l->rows,
1094 (screen_num_desktops + l->columns - 1) / l->columns);
1095 l->columns = screen_num_desktops / l->rows +
1096 !!(screen_num_desktops % l->rows);
1098 l->rows = MIN(screen_num_desktops, l->rows);
1099 l->columns = MIN(l->columns,
1100 (screen_num_desktops + l->rows - 1) / l->rows);
1101 l->rows = screen_num_desktops / l->columns +
1102 !!(screen_num_desktops % l->columns);
1107 void screen_update_layout(void)
1114 screen_desktop_layout.orientation = OB_ORIENTATION_HORZ;
1115 screen_desktop_layout.start_corner = OB_CORNER_TOPLEFT;
1116 screen_desktop_layout.rows = 1;
1117 screen_desktop_layout.columns = screen_num_desktops;
1119 if (OBT_PROP_GETA32(obt_root(ob_screen),
1120 NET_DESKTOP_LAYOUT, CARDINAL, &data, &num)) {
1121 if (num == 3 || num == 4) {
1123 if (data[0] == OBT_PROP_ATOM(NET_WM_ORIENTATION_VERT))
1124 l.orientation = OB_ORIENTATION_VERT;
1125 else if (data[0] == OBT_PROP_ATOM(NET_WM_ORIENTATION_HORZ))
1126 l.orientation = OB_ORIENTATION_HORZ;
1131 l.start_corner = OB_CORNER_TOPLEFT;
1133 if (data[3] == OBT_PROP_ATOM(NET_WM_TOPLEFT))
1134 l.start_corner = OB_CORNER_TOPLEFT;
1135 else if (data[3] == OBT_PROP_ATOM(NET_WM_TOPRIGHT))
1136 l.start_corner = OB_CORNER_TOPRIGHT;
1137 else if (data[3] == OBT_PROP_ATOM(NET_WM_BOTTOMRIGHT))
1138 l.start_corner = OB_CORNER_BOTTOMRIGHT;
1139 else if (data[3] == OBT_PROP_ATOM(NET_WM_BOTTOMLEFT))
1140 l.start_corner = OB_CORNER_BOTTOMLEFT;
1145 l.columns = data[1];
1148 if (screen_validate_layout(&l))
1149 screen_desktop_layout = l;
1156 void screen_update_desktop_names(void)
1160 /* empty the array */
1161 g_strfreev(screen_desktop_names);
1162 screen_desktop_names = NULL;
1164 if (OBT_PROP_GETSS(obt_root(ob_screen),
1165 NET_DESKTOP_NAMES, utf8, &screen_desktop_names))
1166 for (i = 0; screen_desktop_names[i] && i < screen_num_desktops; ++i);
1169 if (i < screen_num_desktops) {
1172 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
1173 screen_num_desktops + 1);
1174 screen_desktop_names[screen_num_desktops] = NULL;
1176 it = g_slist_nth(config_desktops_names, i);
1178 for (; i < screen_num_desktops; ++i) {
1179 if (it && ((char*)it->data)[0]) /* not empty */
1180 /* use the names from the config file when possible */
1181 screen_desktop_names[i] = g_strdup(it->data);
1183 /* make up a nice name if it's not though */
1184 screen_desktop_names[i] = g_strdup_printf(_("desktop %i"),
1186 if (it) it = g_slist_next(it);
1189 /* if we changed any names, then set the root property so we can
1190 all agree on the names */
1191 OBT_PROP_SETSS(obt_root(ob_screen), NET_DESKTOP_NAMES,
1192 utf8, (const gchar**)screen_desktop_names);
1195 /* resize the pager for these names */
1196 pager_popup_text_width_to_strings(desktop_popup,
1197 screen_desktop_names,
1198 screen_num_desktops);
1201 void screen_show_desktop(gboolean show, ObClient *show_only)
1205 if (show == screen_showing_desktop) return; /* no change */
1207 screen_showing_desktop = show;
1210 /* hide windows bottom to top */
1211 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
1212 if (WINDOW_IS_CLIENT(it->data)) {
1213 ObClient *client = it->data;
1214 client_showhide(client);
1219 /* restore windows top to bottom */
1220 for (it = stacking_list; it; it = g_list_next(it)) {
1221 if (WINDOW_IS_CLIENT(it->data)) {
1222 ObClient *client = it->data;
1223 if (client_should_show(client)) {
1224 if (!show_only || client == show_only)
1225 client_show(client);
1227 client_iconify(client, TRUE, FALSE, TRUE);
1234 /* focus the desktop */
1235 for (it = focus_order; it; it = g_list_next(it)) {
1236 ObClient *c = it->data;
1237 if (c->type == OB_CLIENT_TYPE_DESKTOP &&
1238 (c->desktop == screen_desktop || c->desktop == DESKTOP_ALL) &&
1239 client_focus(it->data))
1243 else if (!show_only) {
1246 if ((c = focus_fallback(TRUE, FALSE, TRUE, FALSE))) {
1247 /* only do the flicker reducing stuff ahead of time if we are going
1248 to call xsetinputfocus on the window ourselves. otherwise there
1249 is no guarantee the window will actually take focus.. */
1251 /* reduce flicker by hiliting now rather than waiting for the
1252 server FocusIn event */
1253 frame_adjust_focus(c->frame, TRUE);
1258 show = !!show; /* make it boolean */
1259 OBT_PROP_SET32(obt_root(ob_screen), NET_SHOWING_DESKTOP, CARDINAL, show);
1262 void screen_install_colormap(ObClient *client, gboolean install)
1264 if (client == NULL || client->colormap == None) {
1266 XInstallColormap(obt_display, RrColormap(ob_rr_inst));
1268 XUninstallColormap(obt_display, RrColormap(ob_rr_inst));
1270 obt_display_ignore_errors(TRUE);
1272 XInstallColormap(obt_display, client->colormap);
1274 XUninstallColormap(obt_display, client->colormap);
1275 obt_display_ignore_errors(FALSE);
1281 StrutPartial *strut;
1284 #define RESET_STRUT_LIST(sl) \
1285 (g_slist_free(sl), sl = NULL)
1287 #define ADD_STRUT_TO_LIST(sl, d, s) \
1289 ObScreenStrut *ss = g_new(ObScreenStrut, 1); \
1292 sl = g_slist_prepend(sl, ss); \
1295 #define VALIDATE_STRUTS(sl, side, max) \
1298 for (it = sl; it; it = g_slist_next(it)) { \
1299 ObScreenStrut *ss = it->data; \
1300 ss->strut->side = MIN(max, ss->strut->side); \
1304 static void get_xinerama_screens(Rect **xin_areas, guint *nxin)
1309 XineramaScreenInfo *info;
1312 if (ob_debug_xinerama) {
1313 gint w = WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen));
1314 gint h = HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen));
1316 *xin_areas = g_new(Rect, *nxin + 1);
1317 RECT_SET((*xin_areas)[0], 0, 0, w/2, h);
1318 RECT_SET((*xin_areas)[1], w/2, 0, w-(w/2), h);
1321 else if (obt_display_extension_xinerama &&
1322 (info = XineramaQueryScreens(obt_display, &n))) {
1324 *xin_areas = g_new(Rect, *nxin + 1);
1325 for (i = 0; i < *nxin; ++i)
1326 RECT_SET((*xin_areas)[i], info[i].x_org, info[i].y_org,
1327 info[i].width, info[i].height);
1333 *xin_areas = g_new(Rect, *nxin + 1);
1334 RECT_SET((*xin_areas)[0], 0, 0,
1335 WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen)),
1336 HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen)));
1339 /* returns one extra with the total area in it */
1340 l = (*xin_areas)[0].x;
1341 t = (*xin_areas)[0].y;
1342 r = (*xin_areas)[0].x + (*xin_areas)[0].width - 1;
1343 b = (*xin_areas)[0].y + (*xin_areas)[0].height - 1;
1344 for (i = 1; i < *nxin; ++i) {
1345 l = MIN(l, (*xin_areas)[i].x);
1346 t = MIN(l, (*xin_areas)[i].y);
1347 r = MAX(r, (*xin_areas)[i].x + (*xin_areas)[i].width - 1);
1348 b = MAX(b, (*xin_areas)[i].y + (*xin_areas)[i].height - 1);
1350 RECT_SET((*xin_areas)[*nxin], l, t, r - l + 1, b - t + 1);
1353 void screen_update_areas(void)
1360 g_free(monitor_area);
1361 get_xinerama_screens(&monitor_area, &screen_num_monitors);
1363 /* set up the user-specified margins */
1364 config_margins.top_start = RECT_LEFT(monitor_area[screen_num_monitors]);
1365 config_margins.top_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
1366 config_margins.bottom_start = RECT_LEFT(monitor_area[screen_num_monitors]);
1367 config_margins.bottom_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
1368 config_margins.left_start = RECT_TOP(monitor_area[screen_num_monitors]);
1369 config_margins.left_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1370 config_margins.right_start = RECT_TOP(monitor_area[screen_num_monitors]);
1371 config_margins.right_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1373 dims = g_new(gulong, 4 * screen_num_desktops);
1375 RESET_STRUT_LIST(struts_left);
1376 RESET_STRUT_LIST(struts_top);
1377 RESET_STRUT_LIST(struts_right);
1378 RESET_STRUT_LIST(struts_bottom);
1380 /* collect the struts */
1381 for (it = client_list; it; it = g_list_next(it)) {
1382 ObClient *c = it->data;
1384 ADD_STRUT_TO_LIST(struts_left, c->desktop, &c->strut);
1386 ADD_STRUT_TO_LIST(struts_top, c->desktop, &c->strut);
1388 ADD_STRUT_TO_LIST(struts_right, c->desktop, &c->strut);
1389 if (c->strut.bottom)
1390 ADD_STRUT_TO_LIST(struts_bottom, c->desktop, &c->strut);
1392 if (dock_strut.left)
1393 ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &dock_strut);
1395 ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &dock_strut);
1396 if (dock_strut.right)
1397 ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &dock_strut);
1398 if (dock_strut.bottom)
1399 ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &dock_strut);
1401 if (config_margins.left)
1402 ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &config_margins);
1403 if (config_margins.top)
1404 ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &config_margins);
1405 if (config_margins.right)
1406 ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &config_margins);
1407 if (config_margins.bottom)
1408 ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &config_margins);
1410 VALIDATE_STRUTS(struts_left, left,
1411 monitor_area[screen_num_monitors].width / 2);
1412 VALIDATE_STRUTS(struts_right, right,
1413 monitor_area[screen_num_monitors].width / 2);
1414 VALIDATE_STRUTS(struts_top, top,
1415 monitor_area[screen_num_monitors].height / 2);
1416 VALIDATE_STRUTS(struts_bottom, bottom,
1417 monitor_area[screen_num_monitors].height / 2);
1419 /* set up the work area to be full screen across all monitors */
1420 for (j = 0; j < screen_num_desktops; ++j) {
1422 monitor_area[screen_num_monitors].x;
1424 monitor_area[screen_num_monitors].y;
1426 monitor_area[screen_num_monitors].width;
1428 monitor_area[screen_num_monitors].height;
1431 /* calculate the work area from the struts */
1432 for (j = 0; j < screen_num_desktops; ++j) {
1433 gint l = 0, r = 0, t = 0, b = 0;
1435 for (sit = struts_left; sit; sit = g_slist_next(sit)) {
1436 ObScreenStrut *s = sit->data;
1437 if (s->desktop == j || s->desktop == DESKTOP_ALL)
1438 l = MAX(l, s->strut->left);
1440 for (sit = struts_top; sit; sit = g_slist_next(sit)) {
1441 ObScreenStrut *s = sit->data;
1442 if (s->desktop == j || s->desktop == DESKTOP_ALL)
1443 t = MAX(t, s->strut->top);
1445 for (sit = struts_right; sit; sit = g_slist_next(sit)) {
1446 ObScreenStrut *s = sit->data;
1447 if (s->desktop == j || s->desktop == DESKTOP_ALL)
1448 r = MAX(r, s->strut->right);
1450 for (sit = struts_bottom; sit; sit = g_slist_next(sit)) {
1451 ObScreenStrut *s = sit->data;
1452 if (s->desktop == j || s->desktop == DESKTOP_ALL)
1453 b = MAX(b, s->strut->bottom);
1456 /* based on these margins, set the work area for the desktop */
1459 dims[j*4 + 2] -= l + r;
1460 dims[j*4 + 3] -= t + b;
1463 /* set the legacy workarea hint to the union of all the monitors */
1464 OBT_PROP_SETA32(obt_root(ob_screen), NET_WORKAREA, CARDINAL,
1465 dims, 4 * screen_num_desktops);
1467 /* the area has changed, adjust all the windows if they need it */
1468 for (it = client_list; it; it = g_list_next(it))
1469 client_reconfigure(it->data, FALSE);
1475 Rect* screen_area_all_monitors(guint desktop)
1480 a = screen_area_monitor(desktop, 0);
1482 /* combine all the monitors together */
1483 for (i = 1; i < screen_num_monitors; ++i) {
1484 Rect *m = screen_area_monitor(desktop, i);
1487 l = MIN(RECT_LEFT(*a), RECT_LEFT(*m));
1488 t = MIN(RECT_TOP(*a), RECT_TOP(*m));
1489 r = MAX(RECT_RIGHT(*a), RECT_RIGHT(*m));
1490 b = MAX(RECT_BOTTOM(*a), RECT_BOTTOM(*m));
1492 RECT_SET(*a, l, t, r - l + 1, b - t + 1);
1501 #define STRUT_LEFT_IN_SEARCH(s, search) \
1502 (RANGES_INTERSECT(search->y, search->height, \
1503 s->left_start, s->left_end - s->left_start + 1))
1504 #define STRUT_RIGHT_IN_SEARCH(s, search) \
1505 (RANGES_INTERSECT(search->y, search->height, \
1506 s->right_start, s->right_end - s->right_start + 1))
1507 #define STRUT_TOP_IN_SEARCH(s, search) \
1508 (RANGES_INTERSECT(search->x, search->width, \
1509 s->top_start, s->top_end - s->top_start + 1))
1510 #define STRUT_BOTTOM_IN_SEARCH(s, search) \
1511 (RANGES_INTERSECT(search->x, search->width, \
1512 s->bottom_start, s->bottom_end - s->bottom_start + 1))
1514 #define STRUT_LEFT_IGNORE(s, us, search) \
1515 (head == SCREEN_AREA_ALL_MONITORS && us && \
1516 RECT_LEFT(monitor_area[i]) + s->left > RECT_LEFT(*search))
1517 #define STRUT_RIGHT_IGNORE(s, us, search) \
1518 (head == SCREEN_AREA_ALL_MONITORS && us && \
1519 RECT_RIGHT(monitor_area[i]) - s->right < RECT_RIGHT(*search))
1520 #define STRUT_TOP_IGNORE(s, us, search) \
1521 (head == SCREEN_AREA_ALL_MONITORS && us && \
1522 RECT_TOP(monitor_area[i]) + s->top > RECT_TOP(*search))
1523 #define STRUT_BOTTOM_IGNORE(s, us, search) \
1524 (head == SCREEN_AREA_ALL_MONITORS && us && \
1525 RECT_BOTTOM(monitor_area[i]) - s->bottom < RECT_BOTTOM(*search))
1527 Rect* screen_area(guint desktop, guint head, Rect *search)
1533 gboolean us = search != NULL; /* user provided search */
1535 g_assert(desktop < screen_num_desktops || desktop == DESKTOP_ALL);
1536 g_assert(head < screen_num_monitors || head == SCREEN_AREA_ONE_MONITOR ||
1537 head == SCREEN_AREA_ALL_MONITORS);
1538 g_assert(!(head == SCREEN_AREA_ONE_MONITOR && search == NULL));
1540 /* find any struts for this monitor
1541 which will be affecting the search area.
1544 /* search everything if search is null */
1546 if (head < screen_num_monitors) search = &monitor_area[head];
1547 else search = &monitor_area[screen_num_monitors];
1549 if (head == SCREEN_AREA_ONE_MONITOR) head = screen_find_monitor(search);
1551 /* al is "all left" meaning the furthest left you can get, l is our
1552 "working left" meaning our current strut edge which we're calculating
1555 /* only include monitors which the search area lines up with */
1556 if (RECT_INTERSECTS_RECT(monitor_area[screen_num_monitors], *search)) {
1557 l = RECT_RIGHT(monitor_area[screen_num_monitors]);
1558 t = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1559 r = RECT_LEFT(monitor_area[screen_num_monitors]);
1560 b = RECT_TOP(monitor_area[screen_num_monitors]);
1561 for (i = 0; i < screen_num_monitors; ++i) {
1562 /* add the monitor if applicable */
1563 if (RANGES_INTERSECT(search->x, search->width,
1564 monitor_area[i].x, monitor_area[i].width))
1566 t = MIN(t, RECT_TOP(monitor_area[i]));
1567 b = MAX(b, RECT_BOTTOM(monitor_area[i]));
1569 if (RANGES_INTERSECT(search->y, search->height,
1570 monitor_area[i].y, monitor_area[i].height))
1572 l = MIN(l, RECT_LEFT(monitor_area[i]));
1573 r = MAX(r, RECT_RIGHT(monitor_area[i]));
1577 l = RECT_LEFT(monitor_area[screen_num_monitors]);
1578 t = RECT_TOP(monitor_area[screen_num_monitors]);
1579 r = RECT_RIGHT(monitor_area[screen_num_monitors]);
1580 b = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1583 for (d = 0; d < screen_num_desktops; ++d) {
1584 if (d != desktop && desktop != DESKTOP_ALL) continue;
1586 for (i = 0; i < screen_num_monitors; ++i) {
1587 if (head != SCREEN_AREA_ALL_MONITORS && head != i) continue;
1589 for (it = struts_left; it; it = g_slist_next(it)) {
1590 ObScreenStrut *s = it->data;
1591 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1592 STRUT_LEFT_IN_SEARCH(s->strut, search) &&
1593 !STRUT_LEFT_IGNORE(s->strut, us, search))
1594 l = MAX(l, RECT_LEFT(monitor_area[screen_num_monitors])
1597 for (it = struts_top; it; it = g_slist_next(it)) {
1598 ObScreenStrut *s = it->data;
1599 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1600 STRUT_TOP_IN_SEARCH(s->strut, search) &&
1601 !STRUT_TOP_IGNORE(s->strut, us, search))
1602 t = MAX(t, RECT_TOP(monitor_area[screen_num_monitors])
1605 for (it = struts_right; it; it = g_slist_next(it)) {
1606 ObScreenStrut *s = it->data;
1607 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1608 STRUT_RIGHT_IN_SEARCH(s->strut, search) &&
1609 !STRUT_RIGHT_IGNORE(s->strut, us, search))
1610 r = MIN(r, RECT_RIGHT(monitor_area[screen_num_monitors])
1613 for (it = struts_bottom; it; it = g_slist_next(it)) {
1614 ObScreenStrut *s = it->data;
1615 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1616 STRUT_BOTTOM_IN_SEARCH(s->strut, search) &&
1617 !STRUT_BOTTOM_IGNORE(s->strut, us, search))
1618 b = MIN(b, RECT_BOTTOM(monitor_area[screen_num_monitors])
1619 - s->strut->bottom);
1622 /* limit to this monitor */
1624 l = MAX(l, RECT_LEFT(monitor_area[i]));
1625 t = MAX(t, RECT_TOP(monitor_area[i]));
1626 r = MIN(r, RECT_RIGHT(monitor_area[i]));
1627 b = MIN(b, RECT_BOTTOM(monitor_area[i]));
1635 a->width = r - l + 1;
1636 a->height = b - t + 1;
1640 guint screen_find_monitor(Rect *search)
1643 guint most = screen_num_monitors;
1646 for (i = 0; i < screen_num_monitors; ++i) {
1647 Rect *area = screen_physical_area_monitor(i);
1648 if (RECT_INTERSECTS_RECT(*area, *search)) {
1652 RECT_SET_INTERSECTION(r, *area, *search);
1653 v = r.width * r.height;
1665 Rect* screen_physical_area_all_monitors(void)
1667 return screen_physical_area_monitor(screen_num_monitors);
1670 Rect* screen_physical_area_monitor(guint head)
1673 g_assert(head <= screen_num_monitors);
1676 *a = monitor_area[head];
1680 gboolean screen_physical_area_monitor_contains(guint head, Rect *search)
1682 g_assert(head <= screen_num_monitors);
1684 return RECT_INTERSECTS_RECT(monitor_area[head], *search);
1687 guint screen_monitor_active(void)
1689 if (moveresize_client)
1690 return client_monitor(moveresize_client);
1691 else if (focus_client)
1692 return client_monitor(focus_client);
1694 return screen_monitor_pointer();
1697 Rect* screen_physical_area_active(void)
1699 return screen_physical_area_monitor(screen_monitor_active());
1702 guint screen_monitor_primary(gboolean fixed)
1704 if (config_primary_monitor_index > 0) {
1705 if (config_primary_monitor_index-1 < screen_num_monitors)
1706 return config_primary_monitor_index - 1;
1712 else if (config_primary_monitor == OB_PLACE_MONITOR_ACTIVE)
1713 return screen_monitor_active();
1714 else /* config_primary_monitor == OB_PLACE_MONITOR_MOUSE */
1715 return screen_monitor_pointer();
1718 Rect *screen_physical_area_primary(gboolean fixed)
1720 return screen_physical_area_monitor(screen_monitor_primary(fixed));
1723 void screen_set_root_cursor(void)
1725 if (sn_app_starting())
1726 XDefineCursor(obt_display, obt_root(ob_screen),
1727 ob_cursor(OB_CURSOR_BUSYPOINTER));
1729 XDefineCursor(obt_display, obt_root(ob_screen),
1730 ob_cursor(OB_CURSOR_POINTER));
1733 guint screen_find_monitor_point(guint x, guint y)
1736 RECT_SET(mon, x, y, 1, 1);
1737 return screen_find_monitor(&mon);
1740 guint screen_monitor_pointer()
1743 if (!screen_pointer_pos(&x, &y))
1745 return screen_find_monitor_point(x, y);
1748 gboolean screen_pointer_pos(gint *x, gint *y)
1755 ret = !!XQueryPointer(obt_display, obt_root(ob_screen),
1756 &w, &w, x, y, &i, &i, &u);
1758 for (i = 0; i < ScreenCount(obt_display); ++i)
1760 if (XQueryPointer(obt_display, obt_root(i),
1761 &w, &w, x, y, &i, &i, &u))