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 | \
52 SubstructureNotifyMask)
54 static gboolean screen_validate_layout(ObDesktopLayout *l);
55 static gboolean replace_wm(void);
56 static void screen_tell_ksplash(void);
57 static void screen_fallback_focus(void);
59 guint screen_num_desktops;
60 guint screen_num_monitors;
62 guint screen_last_desktop = 1;
63 gboolean screen_showing_desktop;
64 ObDesktopLayout screen_desktop_layout;
65 gchar **screen_desktop_names;
66 Window screen_support_win;
67 Time screen_desktop_user_time = CurrentTime;
69 static Size screen_physical_size;
70 static guint screen_old_desktop;
71 static gboolean screen_desktop_timeout = TRUE;
72 /*! An array of desktops, holding array of areas per monitor */
73 static Rect *monitor_area = NULL;
74 /*! An array of desktops, holding an array of struts */
75 static GSList *struts_top = NULL;
76 static GSList *struts_left = NULL;
77 static GSList *struts_right = NULL;
78 static GSList *struts_bottom = NULL;
80 static ObPagerPopup *desktop_popup;
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 g_assert(i == num_support);
298 OBT_PROP_SETA32(obt_root(ob_screen),
299 NET_SUPPORTED, ATOM, supported, num_support);
302 screen_tell_ksplash();
307 static void screen_tell_ksplash(void)
312 argv = g_new(gchar*, 6);
313 argv[0] = g_strdup("dcop");
314 argv[1] = g_strdup("ksplash");
315 argv[2] = g_strdup("ksplash");
316 argv[3] = g_strdup("upAndRunning(QString)");
317 argv[4] = g_strdup("wm started");
320 /* tell ksplash through the dcop server command line interface */
321 g_spawn_async(NULL, argv, NULL,
322 G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD |
323 G_SPAWN_STDERR_TO_DEV_NULL | G_SPAWN_STDOUT_TO_DEV_NULL,
324 NULL, NULL, NULL, NULL);
327 /* i'm not sure why we do this, kwin does it, but ksplash doesn't seem to
328 hear it anyways. perhaps it is for old ksplash. or new ksplash. or
329 something. oh well. */
330 e.xclient.type = ClientMessage;
331 e.xclient.display = obt_display;
332 e.xclient.window = obt_root(ob_screen);
333 e.xclient.message_type =
334 XInternAtom(obt_display, "_KDE_SPLASH_PROGRESS", False );
335 e.xclient.format = 8;
336 strcpy(e.xclient.data.b, "wm started");
337 XSendEvent(obt_display, obt_root(ob_screen),
338 False, SubstructureNotifyMask, &e);
341 void screen_startup(gboolean reconfig)
343 gchar **names = NULL;
345 gboolean namesexist = FALSE;
347 desktop_popup = pager_popup_new();
348 pager_popup_height(desktop_popup, POPUP_HEIGHT);
351 /* update the pager popup's width */
352 pager_popup_text_width_to_strings(desktop_popup,
353 screen_desktop_names,
354 screen_num_desktops);
358 /* get the initial size */
361 /* have names already been set for the desktops? */
362 if (OBT_PROP_GETSS(obt_root(ob_screen), NET_DESKTOP_NAMES, utf8, &names)) {
367 /* if names don't exist and we have session names, set those.
368 do this stuff BEFORE setting the number of desktops, because that
369 will create default names for them
371 if (!namesexist && session_desktop_names != NULL) {
375 /* get the desktop names */
376 numnames = g_slist_length(session_desktop_names);
377 names = g_new(gchar*, numnames + 1);
378 names[numnames] = NULL;
379 for (i = 0, it = session_desktop_names; it; ++i, it = g_slist_next(it))
380 names[i] = g_strdup(it->data);
382 /* set the root window property */
383 OBT_PROP_SETSS(obt_root(ob_screen),
384 NET_DESKTOP_NAMES, utf8, (const gchar**)names);
389 /* set the number of desktops, if it's not already set.
391 this will also set the default names from the config file up for
392 desktops that don't have names yet */
393 screen_num_desktops = 0;
394 if (OBT_PROP_GET32(obt_root(ob_screen),
395 NET_NUMBER_OF_DESKTOPS, CARDINAL, &d))
397 if (d != config_desktops_num) {
398 g_warning(_("Openbox is configured for %d desktops, but the current session has %d. Overriding the Openbox configuration."),
399 config_desktops_num, d);
401 screen_set_num_desktops(d);
403 /* restore from session if possible */
404 else if (session_num_desktops)
405 screen_set_num_desktops(session_num_desktops);
407 screen_set_num_desktops(config_desktops_num);
409 screen_desktop = screen_num_desktops; /* something invalid */
410 /* start on the current desktop when a wm was already running */
411 if (OBT_PROP_GET32(obt_root(ob_screen),
412 NET_CURRENT_DESKTOP, CARDINAL, &d) &&
413 d < screen_num_desktops)
415 screen_set_desktop(d, FALSE);
416 } else if (session_desktop >= 0)
417 screen_set_desktop(MIN((guint)session_desktop,
418 screen_num_desktops), FALSE);
420 screen_set_desktop(MIN(config_screen_firstdesk,
421 screen_num_desktops) - 1, FALSE);
422 screen_last_desktop = screen_desktop;
424 /* don't start in showing-desktop mode */
425 screen_showing_desktop = FALSE;
426 OBT_PROP_SET32(obt_root(ob_screen),
427 NET_SHOWING_DESKTOP, CARDINAL, screen_showing_desktop);
429 if (session_desktop_layout_present &&
430 screen_validate_layout(&session_desktop_layout))
432 screen_desktop_layout = session_desktop_layout;
435 screen_update_layout();
438 void screen_shutdown(gboolean reconfig)
440 pager_popup_free(desktop_popup);
445 XSelectInput(obt_display, obt_root(ob_screen), NoEventMask);
447 /* we're not running here no more! */
448 OBT_PROP_ERASE(obt_root(ob_screen), OPENBOX_PID);
450 OBT_PROP_ERASE(obt_root(ob_screen), NET_SUPPORTED);
451 /* don't keep this mode */
452 OBT_PROP_ERASE(obt_root(ob_screen), NET_SHOWING_DESKTOP);
454 XDestroyWindow(obt_display, screen_support_win);
456 g_strfreev(screen_desktop_names);
457 screen_desktop_names = NULL;
460 void screen_resize(void)
462 static gint oldw = 0, oldh = 0;
467 w = WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen));
468 h = HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen));
470 if (w == oldw && h == oldh) return;
474 /* Set the _NET_DESKTOP_GEOMETRY hint */
475 screen_physical_size.width = geometry[0] = w;
476 screen_physical_size.height = geometry[1] = h;
477 OBT_PROP_SETA32(obt_root(ob_screen),
478 NET_DESKTOP_GEOMETRY, CARDINAL, geometry, 2);
480 if (ob_state() == OB_STATE_STARTING)
483 screen_update_areas();
486 for (it = client_list; it; it = g_list_next(it))
487 client_move_onscreen(it->data, FALSE);
490 void screen_set_num_desktops(guint num)
494 GList *it, *stacking_copy;
498 if (screen_num_desktops == num) return;
500 old = screen_num_desktops;
501 screen_num_desktops = num;
502 OBT_PROP_SET32(obt_root(ob_screen), NET_NUMBER_OF_DESKTOPS, CARDINAL, num);
504 /* set the viewport hint */
505 viewport = g_new0(gulong, num * 2);
506 OBT_PROP_SETA32(obt_root(ob_screen),
507 NET_DESKTOP_VIEWPORT, CARDINAL, viewport, num * 2);
510 /* the number of rows/columns will differ */
511 screen_update_layout();
513 /* move windows on desktops that will no longer exist!
514 make a copy of the list cuz we're changing it */
515 stacking_copy = g_list_copy(stacking_list);
516 for (it = g_list_last(stacking_copy); it; it = g_list_previous(it)) {
517 if (WINDOW_IS_CLIENT(it->data)) {
518 ObClient *c = it->data;
519 if (c->desktop != DESKTOP_ALL && c->desktop >= num)
520 client_set_desktop(c, num - 1, FALSE, TRUE);
521 /* raise all the windows that are on the current desktop which
523 else if (screen_desktop == num - 1 &&
524 (c->desktop == DESKTOP_ALL ||
525 c->desktop == screen_desktop))
526 stacking_raise(CLIENT_AS_WINDOW(c));
530 /* change our struts/area to match (after moving windows) */
531 screen_update_areas();
533 /* may be some unnamed desktops that we need to fill in with names
534 (after updating the areas so the popup can resize) */
535 screen_update_desktop_names();
537 /* change our desktop if we're on one that no longer exists! */
538 if (screen_desktop >= screen_num_desktops)
539 screen_set_desktop(num - 1, TRUE);
542 static void screen_fallback_focus(void)
547 /* only allow omnipresent windows to get focus on desktop change if
548 an omnipresent window is already focused (it'll keep focus probably, but
549 maybe not depending on mouse-focus options) */
550 allow_omni = focus_client && (client_normal(focus_client) &&
551 focus_client->desktop == DESKTOP_ALL);
553 /* the client moved there already so don't move focus. prevent flicker
554 on sendtodesktop + follow */
555 if (focus_client && focus_client->desktop == screen_desktop)
558 /* have to try focus here because when you leave an empty desktop
559 there is no focus out to watch for. also, we have different rules
560 here. we always allow it to look under the mouse pointer if
561 config_focus_last is FALSE
563 do this before hiding the windows so if helper windows are coming
564 with us, they don't get hidden
566 if ((c = focus_fallback(TRUE, !config_focus_last, allow_omni,
569 /* only do the flicker reducing stuff ahead of time if we are going
570 to call xsetinputfocus on the window ourselves. otherwise there is
571 no guarantee the window will actually take focus.. */
573 /* reduce flicker by hiliting now rather than waiting for the
574 server FocusIn event */
575 frame_adjust_focus(c->frame, TRUE);
576 /* do this here so that if you switch desktops to a window with
577 helper windows then the helper windows won't flash */
578 client_bring_helper_windows(c);
583 static gboolean last_desktop_func(gpointer data)
585 screen_desktop_timeout = TRUE;
589 void screen_set_desktop(guint num, gboolean dofocus)
595 g_assert(num < screen_num_desktops);
597 previous = screen_desktop;
598 screen_desktop = num;
600 if (previous == num) return;
602 OBT_PROP_SET32(obt_root(ob_screen), NET_CURRENT_DESKTOP, CARDINAL, num);
604 /* This whole thing decides when/how to save the screen_last_desktop so
605 that it can be restored later if you want */
606 if (screen_desktop_timeout) {
607 /* If screen_desktop_timeout is true, then we've been on this desktop
608 long enough and we can save it as the last desktop. */
610 /* save the "last desktop" as the "old desktop" */
611 screen_old_desktop = screen_last_desktop;
612 /* save the desktop we're coming from as the "last desktop" */
613 screen_last_desktop = previous;
616 /* If screen_desktop_timeout is false, then we just got to this desktop
617 and we are moving away again. */
619 if (screen_desktop == screen_last_desktop) {
620 /* If we are moving to the "last desktop" .. */
621 if (previous == screen_old_desktop) {
622 /* .. from the "old desktop", change the last desktop to
623 be where we are coming from */
624 screen_last_desktop = screen_old_desktop;
626 else if (screen_last_desktop == screen_old_desktop) {
627 /* .. and also to the "old desktop", change the "last
628 desktop" to be where we are coming from */
629 screen_last_desktop = previous;
632 /* .. from some other desktop, then set the "last desktop" to
633 be the saved "old desktop", i.e. where we were before the
635 screen_last_desktop = screen_old_desktop;
639 /* If we are moving to any desktop besides the "last desktop"..
640 (this is the normal case) */
641 if (screen_desktop == screen_old_desktop) {
642 /* If moving to the "old desktop", which is not the
643 "last desktop", don't save anything */
645 else if (previous == screen_old_desktop) {
646 /* If moving from the "old desktop", and not to the
647 "last desktop", don't save anything */
649 else if (screen_last_desktop == screen_old_desktop) {
650 /* If the "last desktop" is the same as "old desktop" and
651 you're not moving to the "last desktop" then save where
652 we're coming from as the "last desktop" */
653 screen_last_desktop = previous;
656 /* If the "last desktop" is different from the "old desktop"
657 and you're not moving to the "last desktop", then don't save
662 screen_desktop_timeout = FALSE;
663 obt_main_loop_timeout_remove(ob_main_loop, last_desktop_func);
664 obt_main_loop_timeout_add(ob_main_loop, REMEMBER_LAST_DESKTOP_TIME,
665 last_desktop_func, NULL, NULL, NULL);
667 ob_debug("Moving to desktop %d", num+1);
669 /* ignore enter events caused by the move */
670 ignore_start = event_start_ignore_all_enters();
672 if (moveresize_client)
673 client_set_desktop(moveresize_client, num, TRUE, FALSE);
675 /* show windows before hiding the rest to lessen the enter/leave events */
677 /* show windows from top to bottom */
678 for (it = stacking_list; it; it = g_list_next(it)) {
679 if (WINDOW_IS_CLIENT(it->data)) {
680 ObClient *c = it->data;
685 if (dofocus) screen_fallback_focus();
687 /* hide windows from bottom to top */
688 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
689 if (WINDOW_IS_CLIENT(it->data)) {
690 ObClient *c = it->data;
695 event_end_ignore_all_enters(ignore_start);
697 if (event_curtime != CurrentTime)
698 screen_desktop_user_time = event_curtime;
700 if (ob_state() == OB_STATE_RUNNING)
701 screen_show_desktop_popup(screen_desktop);
704 void screen_add_desktop(gboolean current)
708 /* ignore enter events caused by this */
709 ignore_start = event_start_ignore_all_enters();
711 screen_set_num_desktops(screen_num_desktops+1);
713 /* move all the clients over */
717 for (it = client_list; it; it = g_list_next(it)) {
718 ObClient *c = it->data;
719 if (c->desktop != DESKTOP_ALL && c->desktop >= screen_desktop &&
720 /* don't move direct children, they'll be moved with their
721 parent - which will have to be on the same desktop */
722 !client_direct_parent(c))
724 ob_debug("moving window %s", c->title);
725 client_set_desktop(c, c->desktop+1, FALSE, TRUE);
730 event_end_ignore_all_enters(ignore_start);
733 void screen_remove_desktop(gboolean current)
735 guint rmdesktop, movedesktop;
736 GList *it, *stacking_copy;
739 if (screen_num_desktops <= 1) return;
741 /* ignore enter events caused by this */
742 ignore_start = event_start_ignore_all_enters();
744 /* what desktop are we removing and moving to? */
746 rmdesktop = screen_desktop;
748 rmdesktop = screen_num_desktops - 1;
749 if (rmdesktop < screen_num_desktops - 1)
750 movedesktop = rmdesktop + 1;
752 movedesktop = rmdesktop;
754 /* make a copy of the list cuz we're changing it */
755 stacking_copy = g_list_copy(stacking_list);
756 for (it = g_list_last(stacking_copy); it; it = g_list_previous(it)) {
757 if (WINDOW_IS_CLIENT(it->data)) {
758 ObClient *c = it->data;
759 guint d = c->desktop;
760 if (d != DESKTOP_ALL && d >= movedesktop &&
761 /* don't move direct children, they'll be moved with their
762 parent - which will have to be on the same desktop */
763 !client_direct_parent(c))
765 ob_debug("moving window %s", c->title);
766 client_set_desktop(c, c->desktop - 1, TRUE, TRUE);
768 /* raise all the windows that are on the current desktop which
770 if ((screen_desktop == rmdesktop - 1 ||
771 screen_desktop == rmdesktop) &&
772 (d == DESKTOP_ALL || d == screen_desktop))
774 stacking_raise(CLIENT_AS_WINDOW(c));
775 ob_debug("raising window %s", c->title);
780 /* fallback focus like we're changing desktops */
781 if (screen_desktop < screen_num_desktops - 1) {
782 screen_fallback_focus();
783 ob_debug("fake desktop change");
786 screen_set_num_desktops(screen_num_desktops-1);
788 event_end_ignore_all_enters(ignore_start);
791 static void get_row_col(guint d, guint *r, guint *c)
793 switch (screen_desktop_layout.orientation) {
794 case OB_ORIENTATION_HORZ:
795 switch (screen_desktop_layout.start_corner) {
796 case OB_CORNER_TOPLEFT:
797 *r = d / screen_desktop_layout.columns;
798 *c = d % screen_desktop_layout.columns;
800 case OB_CORNER_BOTTOMLEFT:
801 *r = screen_desktop_layout.rows - 1 -
802 d / screen_desktop_layout.columns;
803 *c = d % screen_desktop_layout.columns;
805 case OB_CORNER_TOPRIGHT:
806 *r = d / screen_desktop_layout.columns;
807 *c = screen_desktop_layout.columns - 1 -
808 d % screen_desktop_layout.columns;
810 case OB_CORNER_BOTTOMRIGHT:
811 *r = screen_desktop_layout.rows - 1 -
812 d / screen_desktop_layout.columns;
813 *c = screen_desktop_layout.columns - 1 -
814 d % screen_desktop_layout.columns;
818 case OB_ORIENTATION_VERT:
819 switch (screen_desktop_layout.start_corner) {
820 case OB_CORNER_TOPLEFT:
821 *r = d % screen_desktop_layout.rows;
822 *c = d / screen_desktop_layout.rows;
824 case OB_CORNER_BOTTOMLEFT:
825 *r = screen_desktop_layout.rows - 1 -
826 d % screen_desktop_layout.rows;
827 *c = d / screen_desktop_layout.rows;
829 case OB_CORNER_TOPRIGHT:
830 *r = d % screen_desktop_layout.rows;
831 *c = screen_desktop_layout.columns - 1 -
832 d / screen_desktop_layout.rows;
834 case OB_CORNER_BOTTOMRIGHT:
835 *r = screen_desktop_layout.rows - 1 -
836 d % screen_desktop_layout.rows;
837 *c = screen_desktop_layout.columns - 1 -
838 d / screen_desktop_layout.rows;
845 static guint translate_row_col(guint r, guint c)
847 switch (screen_desktop_layout.orientation) {
848 case OB_ORIENTATION_HORZ:
849 switch (screen_desktop_layout.start_corner) {
850 case OB_CORNER_TOPLEFT:
851 return r % screen_desktop_layout.rows *
852 screen_desktop_layout.columns +
853 c % screen_desktop_layout.columns;
854 case OB_CORNER_BOTTOMLEFT:
855 return (screen_desktop_layout.rows - 1 -
856 r % screen_desktop_layout.rows) *
857 screen_desktop_layout.columns +
858 c % screen_desktop_layout.columns;
859 case OB_CORNER_TOPRIGHT:
860 return r % screen_desktop_layout.rows *
861 screen_desktop_layout.columns +
862 (screen_desktop_layout.columns - 1 -
863 c % screen_desktop_layout.columns);
864 case OB_CORNER_BOTTOMRIGHT:
865 return (screen_desktop_layout.rows - 1 -
866 r % screen_desktop_layout.rows) *
867 screen_desktop_layout.columns +
868 (screen_desktop_layout.columns - 1 -
869 c % screen_desktop_layout.columns);
871 case OB_ORIENTATION_VERT:
872 switch (screen_desktop_layout.start_corner) {
873 case OB_CORNER_TOPLEFT:
874 return c % screen_desktop_layout.columns *
875 screen_desktop_layout.rows +
876 r % screen_desktop_layout.rows;
877 case OB_CORNER_BOTTOMLEFT:
878 return c % screen_desktop_layout.columns *
879 screen_desktop_layout.rows +
880 (screen_desktop_layout.rows - 1 -
881 r % screen_desktop_layout.rows);
882 case OB_CORNER_TOPRIGHT:
883 return (screen_desktop_layout.columns - 1 -
884 c % screen_desktop_layout.columns) *
885 screen_desktop_layout.rows +
886 r % screen_desktop_layout.rows;
887 case OB_CORNER_BOTTOMRIGHT:
888 return (screen_desktop_layout.columns - 1 -
889 c % screen_desktop_layout.columns) *
890 screen_desktop_layout.rows +
891 (screen_desktop_layout.rows - 1 -
892 r % screen_desktop_layout.rows);
895 g_assert_not_reached();
899 static gboolean hide_desktop_popup_func(gpointer data)
901 pager_popup_hide(desktop_popup);
902 return FALSE; /* don't repeat */
905 void screen_show_desktop_popup(guint d)
909 /* 0 means don't show the popup */
910 if (!config_desktop_popup_time) return;
912 a = screen_physical_area_active();
913 pager_popup_position(desktop_popup, CenterGravity,
914 a->x + a->width / 2, a->y + a->height / 2);
915 pager_popup_icon_size_multiplier(desktop_popup,
916 (screen_desktop_layout.columns /
917 screen_desktop_layout.rows) / 2,
918 (screen_desktop_layout.rows/
919 screen_desktop_layout.columns) / 2);
920 pager_popup_max_width(desktop_popup,
921 MAX(a->width/3, POPUP_WIDTH));
922 pager_popup_show(desktop_popup, screen_desktop_names[d], d);
924 obt_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
925 obt_main_loop_timeout_add(ob_main_loop, config_desktop_popup_time * 1000,
926 hide_desktop_popup_func, NULL, NULL, NULL);
930 void screen_hide_desktop_popup(void)
932 obt_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
933 pager_popup_hide(desktop_popup);
936 guint screen_find_desktop(guint from, ObDirection dir,
937 gboolean wrap, gboolean linear)
943 get_row_col(d, &r, &c);
946 case OB_DIRECTION_EAST:
947 if (d < screen_num_desktops - 1)
954 case OB_DIRECTION_WEST:
958 d = screen_num_desktops - 1;
963 g_assert_not_reached();
968 case OB_DIRECTION_EAST:
970 if (c >= screen_desktop_layout.columns) {
976 d = translate_row_col(r, c);
977 if (d >= screen_num_desktops) {
984 case OB_DIRECTION_WEST:
986 if (c >= screen_desktop_layout.columns) {
988 c = screen_desktop_layout.columns - 1;
992 d = translate_row_col(r, c);
993 if (d >= screen_num_desktops) {
1000 case OB_DIRECTION_SOUTH:
1002 if (r >= screen_desktop_layout.rows) {
1008 d = translate_row_col(r, c);
1009 if (d >= screen_num_desktops) {
1016 case OB_DIRECTION_NORTH:
1018 if (r >= screen_desktop_layout.rows) {
1020 r = screen_desktop_layout.rows - 1;
1024 d = translate_row_col(r, c);
1025 if (d >= screen_num_desktops) {
1033 g_assert_not_reached();
1037 d = translate_row_col(r, c);
1042 static gboolean screen_validate_layout(ObDesktopLayout *l)
1044 if (l->columns == 0 && l->rows == 0) /* both 0's is bad data.. */
1047 /* fill in a zero rows/columns */
1048 if (l->columns == 0) {
1049 l->columns = screen_num_desktops / l->rows;
1050 if (l->rows * l->columns < screen_num_desktops)
1052 if (l->rows * l->columns >= screen_num_desktops + l->columns)
1054 } else if (l->rows == 0) {
1055 l->rows = screen_num_desktops / l->columns;
1056 if (l->columns * l->rows < screen_num_desktops)
1058 if (l->columns * l->rows >= screen_num_desktops + l->rows)
1062 /* bounds checking */
1063 if (l->orientation == OB_ORIENTATION_HORZ) {
1064 l->columns = MIN(screen_num_desktops, l->columns);
1065 l->rows = MIN(l->rows,
1066 (screen_num_desktops + l->columns - 1) / l->columns);
1067 l->columns = screen_num_desktops / l->rows +
1068 !!(screen_num_desktops % l->rows);
1070 l->rows = MIN(screen_num_desktops, l->rows);
1071 l->columns = MIN(l->columns,
1072 (screen_num_desktops + l->rows - 1) / l->rows);
1073 l->rows = screen_num_desktops / l->columns +
1074 !!(screen_num_desktops % l->columns);
1079 void screen_update_layout(void)
1086 screen_desktop_layout.orientation = OB_ORIENTATION_HORZ;
1087 screen_desktop_layout.start_corner = OB_CORNER_TOPLEFT;
1088 screen_desktop_layout.rows = 1;
1089 screen_desktop_layout.columns = screen_num_desktops;
1091 if (OBT_PROP_GETA32(obt_root(ob_screen),
1092 NET_DESKTOP_LAYOUT, CARDINAL, &data, &num)) {
1093 if (num == 3 || num == 4) {
1095 if (data[0] == OBT_PROP_ATOM(NET_WM_ORIENTATION_VERT))
1096 l.orientation = OB_ORIENTATION_VERT;
1097 else if (data[0] == OBT_PROP_ATOM(NET_WM_ORIENTATION_HORZ))
1098 l.orientation = OB_ORIENTATION_HORZ;
1103 l.start_corner = OB_CORNER_TOPLEFT;
1105 if (data[3] == OBT_PROP_ATOM(NET_WM_TOPLEFT))
1106 l.start_corner = OB_CORNER_TOPLEFT;
1107 else if (data[3] == OBT_PROP_ATOM(NET_WM_TOPRIGHT))
1108 l.start_corner = OB_CORNER_TOPRIGHT;
1109 else if (data[3] == OBT_PROP_ATOM(NET_WM_BOTTOMRIGHT))
1110 l.start_corner = OB_CORNER_BOTTOMRIGHT;
1111 else if (data[3] == OBT_PROP_ATOM(NET_WM_BOTTOMLEFT))
1112 l.start_corner = OB_CORNER_BOTTOMLEFT;
1117 l.columns = data[1];
1120 if (screen_validate_layout(&l))
1121 screen_desktop_layout = l;
1128 void screen_update_desktop_names(void)
1132 /* empty the array */
1133 g_strfreev(screen_desktop_names);
1134 screen_desktop_names = NULL;
1136 if (OBT_PROP_GETSS(obt_root(ob_screen),
1137 NET_DESKTOP_NAMES, utf8, &screen_desktop_names))
1138 for (i = 0; screen_desktop_names[i] && i < screen_num_desktops; ++i);
1141 if (i < screen_num_desktops) {
1144 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
1145 screen_num_desktops + 1);
1146 screen_desktop_names[screen_num_desktops] = NULL;
1148 it = g_slist_nth(config_desktops_names, i);
1150 for (; i < screen_num_desktops; ++i) {
1151 if (it && ((char*)it->data)[0]) /* not empty */
1152 /* use the names from the config file when possible */
1153 screen_desktop_names[i] = g_strdup(it->data);
1155 /* make up a nice name if it's not though */
1156 screen_desktop_names[i] = g_strdup_printf(_("desktop %i"),
1158 if (it) it = g_slist_next(it);
1161 /* if we changed any names, then set the root property so we can
1162 all agree on the names */
1163 OBT_PROP_SETSS(obt_root(ob_screen), NET_DESKTOP_NAMES,
1164 utf8, (const gchar**)screen_desktop_names);
1167 /* resize the pager for these names */
1168 pager_popup_text_width_to_strings(desktop_popup,
1169 screen_desktop_names,
1170 screen_num_desktops);
1173 void screen_show_desktop(gboolean show, ObClient *show_only)
1177 if (show == screen_showing_desktop) return; /* no change */
1179 screen_showing_desktop = show;
1182 /* hide windows bottom to top */
1183 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
1184 if (WINDOW_IS_CLIENT(it->data)) {
1185 ObClient *client = it->data;
1186 client_showhide(client);
1191 /* restore windows top to bottom */
1192 for (it = stacking_list; it; it = g_list_next(it)) {
1193 if (WINDOW_IS_CLIENT(it->data)) {
1194 ObClient *client = it->data;
1195 if (client_should_show(client)) {
1196 if (!show_only || client == show_only)
1197 client_show(client);
1199 client_iconify(client, TRUE, FALSE, TRUE);
1206 /* focus the desktop */
1207 for (it = focus_order; it; it = g_list_next(it)) {
1208 ObClient *c = it->data;
1209 if (c->type == OB_CLIENT_TYPE_DESKTOP &&
1210 (c->desktop == screen_desktop || c->desktop == DESKTOP_ALL) &&
1211 client_focus(it->data))
1215 else if (!show_only) {
1218 if ((c = focus_fallback(TRUE, FALSE, TRUE, FALSE))) {
1219 /* only do the flicker reducing stuff ahead of time if we are going
1220 to call xsetinputfocus on the window ourselves. otherwise there
1221 is no guarantee the window will actually take focus.. */
1223 /* reduce flicker by hiliting now rather than waiting for the
1224 server FocusIn event */
1225 frame_adjust_focus(c->frame, TRUE);
1230 show = !!show; /* make it boolean */
1231 OBT_PROP_SET32(obt_root(ob_screen), NET_SHOWING_DESKTOP, CARDINAL, show);
1234 void screen_install_colormap(ObClient *client, gboolean install)
1236 if (client == NULL || client->colormap == None) {
1238 XInstallColormap(obt_display, RrColormap(ob_rr_inst));
1240 XUninstallColormap(obt_display, RrColormap(ob_rr_inst));
1242 obt_display_ignore_errors(TRUE);
1244 XInstallColormap(obt_display, client->colormap);
1246 XUninstallColormap(obt_display, client->colormap);
1247 obt_display_ignore_errors(FALSE);
1251 #define STRUT_LEFT_ON_MONITOR(s, i) \
1252 (RANGES_INTERSECT(s->left_start, s->left_end - s->left_start + 1, \
1253 monitor_area[i].y, monitor_area[i].height))
1254 #define STRUT_RIGHT_ON_MONITOR(s, i) \
1255 (RANGES_INTERSECT(s->right_start, s->right_end - s->right_start + 1, \
1256 monitor_area[i].y, monitor_area[i].height))
1257 #define STRUT_TOP_ON_MONITOR(s, i) \
1258 (RANGES_INTERSECT(s->top_start, s->top_end - s->top_start + 1, \
1259 monitor_area[i].x, monitor_area[i].width))
1260 #define STRUT_BOTTOM_ON_MONITOR(s, i) \
1261 (RANGES_INTERSECT(s->bottom_start, s->bottom_end - s->bottom_start + 1, \
1262 monitor_area[i].x, monitor_area[i].width))
1266 StrutPartial *strut;
1269 #define RESET_STRUT_LIST(sl) \
1270 (g_slist_free(sl), sl = NULL)
1272 #define ADD_STRUT_TO_LIST(sl, d, s) \
1274 ObScreenStrut *ss = g_new(ObScreenStrut, 1); \
1277 sl = g_slist_prepend(sl, ss); \
1280 #define VALIDATE_STRUTS(sl, side, max) \
1283 for (it = sl; it; it = g_slist_next(it)) { \
1284 ObScreenStrut *ss = it->data; \
1285 ss->strut->side = MIN(max, ss->strut->side); \
1289 static void get_xinerama_screens(Rect **xin_areas, guint *nxin)
1294 if (ob_debug_xinerama) {
1295 gint w = WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen));
1296 gint h = HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen));
1298 *xin_areas = g_new(Rect, *nxin + 1);
1299 RECT_SET((*xin_areas)[0], 0, 0, w/2, h);
1300 RECT_SET((*xin_areas)[1], w/2, 0, w-(w/2), h);
1303 else if (obt_display_extension_xinerama) {
1306 XineramaScreenInfo *info = XineramaQueryScreens(obt_display, &n);
1308 *xin_areas = g_new(Rect, *nxin + 1);
1309 for (i = 0; i < *nxin; ++i)
1310 RECT_SET((*xin_areas)[i], info[i].x_org, info[i].y_org,
1311 info[i].width, info[i].height);
1317 *xin_areas = g_new(Rect, *nxin + 1);
1318 RECT_SET((*xin_areas)[0], 0, 0,
1319 WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen)),
1320 HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen)));
1323 /* returns one extra with the total area in it */
1324 l = (*xin_areas)[0].x;
1325 t = (*xin_areas)[0].y;
1326 r = (*xin_areas)[0].x + (*xin_areas)[0].width - 1;
1327 b = (*xin_areas)[0].y + (*xin_areas)[0].height - 1;
1328 for (i = 1; i < *nxin; ++i) {
1329 l = MIN(l, (*xin_areas)[i].x);
1330 t = MIN(l, (*xin_areas)[i].y);
1331 r = MAX(r, (*xin_areas)[i].x + (*xin_areas)[i].width - 1);
1332 b = MAX(b, (*xin_areas)[i].y + (*xin_areas)[i].height - 1);
1334 RECT_SET((*xin_areas)[*nxin], l, t, r - l + 1, b - t + 1);
1337 void screen_update_areas(void)
1344 g_free(monitor_area);
1345 get_xinerama_screens(&monitor_area, &screen_num_monitors);
1347 /* set up the user-specified margins */
1348 config_margins.top_start = RECT_LEFT(monitor_area[screen_num_monitors]);
1349 config_margins.top_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
1350 config_margins.bottom_start = RECT_LEFT(monitor_area[screen_num_monitors]);
1351 config_margins.bottom_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
1352 config_margins.left_start = RECT_TOP(monitor_area[screen_num_monitors]);
1353 config_margins.left_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1354 config_margins.right_start = RECT_TOP(monitor_area[screen_num_monitors]);
1355 config_margins.right_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1357 dims = g_new(gulong, 4 * screen_num_desktops * screen_num_monitors);
1359 RESET_STRUT_LIST(struts_left);
1360 RESET_STRUT_LIST(struts_top);
1361 RESET_STRUT_LIST(struts_right);
1362 RESET_STRUT_LIST(struts_bottom);
1364 /* collect the struts */
1365 for (it = client_list; it; it = g_list_next(it)) {
1366 ObClient *c = it->data;
1368 ADD_STRUT_TO_LIST(struts_left, c->desktop, &c->strut);
1370 ADD_STRUT_TO_LIST(struts_top, c->desktop, &c->strut);
1372 ADD_STRUT_TO_LIST(struts_right, c->desktop, &c->strut);
1373 if (c->strut.bottom)
1374 ADD_STRUT_TO_LIST(struts_bottom, c->desktop, &c->strut);
1376 if (dock_strut.left)
1377 ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &dock_strut);
1379 ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &dock_strut);
1380 if (dock_strut.right)
1381 ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &dock_strut);
1382 if (dock_strut.bottom)
1383 ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &dock_strut);
1385 if (config_margins.left)
1386 ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &config_margins);
1387 if (config_margins.top)
1388 ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &config_margins);
1389 if (config_margins.right)
1390 ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &config_margins);
1391 if (config_margins.bottom)
1392 ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &config_margins);
1394 VALIDATE_STRUTS(struts_left, left,
1395 monitor_area[screen_num_monitors].width / 2);
1396 VALIDATE_STRUTS(struts_right, right,
1397 monitor_area[screen_num_monitors].width / 2);
1398 VALIDATE_STRUTS(struts_top, top,
1399 monitor_area[screen_num_monitors].height / 2);
1400 VALIDATE_STRUTS(struts_bottom, bottom,
1401 monitor_area[screen_num_monitors].height / 2);
1403 /* set up the work areas to be full screen */
1404 for (i = 0; i < screen_num_monitors; ++i)
1405 for (j = 0; j < screen_num_desktops; ++j) {
1406 dims[(i * screen_num_desktops + j) * 4+0] = monitor_area[i].x;
1407 dims[(i * screen_num_desktops + j) * 4+1] = monitor_area[i].y;
1408 dims[(i * screen_num_desktops + j) * 4+2] = monitor_area[i].width;
1409 dims[(i * screen_num_desktops + j) * 4+3] = monitor_area[i].height;
1412 /* calculate the work areas from the struts */
1413 for (i = 0; i < screen_num_monitors; ++i)
1414 for (j = 0; j < screen_num_desktops; ++j) {
1415 gint l = 0, r = 0, t = 0, b = 0;
1417 /* only add the strut to the area if it touches the monitor */
1419 for (sit = struts_left; sit; sit = g_slist_next(sit)) {
1420 ObScreenStrut *s = sit->data;
1421 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1422 STRUT_LEFT_ON_MONITOR(s->strut, i))
1423 l = MAX(l, s->strut->left);
1425 for (sit = struts_top; sit; sit = g_slist_next(sit)) {
1426 ObScreenStrut *s = sit->data;
1427 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1428 STRUT_TOP_ON_MONITOR(s->strut, i))
1429 t = MAX(t, s->strut->top);
1431 for (sit = struts_right; sit; sit = g_slist_next(sit)) {
1432 ObScreenStrut *s = sit->data;
1433 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1434 STRUT_RIGHT_ON_MONITOR(s->strut, i))
1435 r = MAX(r, s->strut->right);
1437 for (sit = struts_bottom; sit; sit = g_slist_next(sit)) {
1438 ObScreenStrut *s = sit->data;
1439 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1440 STRUT_BOTTOM_ON_MONITOR(s->strut, i))
1441 b = MAX(b, s->strut->bottom);
1444 /* based on these margins, set the work area for the
1446 dims[(i * screen_num_desktops + j) * 4 + 0] += l;
1447 dims[(i * screen_num_desktops + j) * 4 + 1] += t;
1448 dims[(i * screen_num_desktops + j) * 4 + 2] -= l + r;
1449 dims[(i * screen_num_desktops + j) * 4 + 3] -= t + b;
1452 /* all the work areas are not used here, only the ones for the first
1454 OBT_PROP_SETA32(obt_root(ob_screen), NET_WORKAREA, CARDINAL,
1455 dims, 4 * screen_num_desktops);
1457 /* the area has changed, adjust all the windows if they need it */
1458 for (it = client_list; it; it = g_list_next(it))
1459 client_reconfigure(it->data, FALSE);
1465 Rect* screen_area_all_monitors(guint desktop)
1470 a = screen_area_monitor(desktop, 0);
1472 /* combine all the monitors together */
1473 for (i = 1; i < screen_num_monitors; ++i) {
1474 Rect *m = screen_area_monitor(desktop, i);
1477 l = MIN(RECT_LEFT(*a), RECT_LEFT(*m));
1478 t = MIN(RECT_TOP(*a), RECT_TOP(*m));
1479 r = MAX(RECT_RIGHT(*a), RECT_RIGHT(*m));
1480 b = MAX(RECT_BOTTOM(*a), RECT_BOTTOM(*m));
1482 RECT_SET(*a, l, t, r - l + 1, b - t + 1);
1491 #define STRUT_LEFT_IN_SEARCH(s, search) \
1492 (RANGES_INTERSECT(search->y, search->height, \
1493 s->left_start, s->left_end - s->left_start + 1))
1494 #define STRUT_RIGHT_IN_SEARCH(s, search) \
1495 (RANGES_INTERSECT(search->y, search->height, \
1496 s->right_start, s->right_end - s->right_start + 1))
1497 #define STRUT_TOP_IN_SEARCH(s, search) \
1498 (RANGES_INTERSECT(search->x, search->width, \
1499 s->top_start, s->top_end - s->top_start + 1))
1500 #define STRUT_BOTTOM_IN_SEARCH(s, search) \
1501 (RANGES_INTERSECT(search->x, search->width, \
1502 s->bottom_start, s->bottom_end - s->bottom_start + 1))
1504 #define STRUT_LEFT_IGNORE(s, us, search) \
1505 (head == SCREEN_AREA_ALL_MONITORS && us && \
1506 RECT_LEFT(monitor_area[i]) + s->left > RECT_LEFT(*search))
1507 #define STRUT_RIGHT_IGNORE(s, us, search) \
1508 (head == SCREEN_AREA_ALL_MONITORS && us && \
1509 RECT_RIGHT(monitor_area[i]) - s->right < RECT_RIGHT(*search))
1510 #define STRUT_TOP_IGNORE(s, us, search) \
1511 (head == SCREEN_AREA_ALL_MONITORS && us && \
1512 RECT_TOP(monitor_area[i]) + s->top > RECT_TOP(*search))
1513 #define STRUT_BOTTOM_IGNORE(s, us, search) \
1514 (head == SCREEN_AREA_ALL_MONITORS && us && \
1515 RECT_BOTTOM(monitor_area[i]) - s->bottom < RECT_BOTTOM(*search))
1517 Rect* screen_area(guint desktop, guint head, Rect *search)
1521 gint l, r, t, b, al, ar, at, ab;
1523 gboolean us = search != NULL; /* user provided search */
1525 g_assert(desktop < screen_num_desktops || desktop == DESKTOP_ALL);
1526 g_assert(head < screen_num_monitors || head == SCREEN_AREA_ONE_MONITOR ||
1527 head == SCREEN_AREA_ALL_MONITORS);
1528 g_assert(!(head == SCREEN_AREA_ONE_MONITOR && search == NULL));
1530 /* find any struts for this monitor
1531 which will be affecting the search area.
1534 /* search everything if search is null */
1536 if (head < screen_num_monitors) search = &monitor_area[head];
1537 else search = &monitor_area[screen_num_monitors];
1539 if (head == SCREEN_AREA_ONE_MONITOR) head = screen_find_monitor(search);
1541 /* al is "all left" meaning the furthest left you can get, l is our
1542 "working left" meaning our current strut edge which we're calculating
1545 /* only include monitors which the search area lines up with */
1546 if (RECT_INTERSECTS_RECT(monitor_area[screen_num_monitors], *search)) {
1547 al = l = RECT_RIGHT(monitor_area[screen_num_monitors]);
1548 at = t = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1549 ar = r = RECT_LEFT(monitor_area[screen_num_monitors]);
1550 ab = b = RECT_TOP(monitor_area[screen_num_monitors]);
1551 for (i = 0; i < screen_num_monitors; ++i) {
1552 /* add the monitor if applicable */
1553 if (RANGES_INTERSECT(search->x, search->width,
1554 monitor_area[i].x, monitor_area[i].width))
1556 at = t = MIN(t, RECT_TOP(monitor_area[i]));
1557 ab = b = MAX(b, RECT_BOTTOM(monitor_area[i]));
1559 if (RANGES_INTERSECT(search->y, search->height,
1560 monitor_area[i].y, monitor_area[i].height))
1562 al = l = MIN(l, RECT_LEFT(monitor_area[i]));
1563 ar = r = MAX(r, RECT_RIGHT(monitor_area[i]));
1567 al = l = RECT_LEFT(monitor_area[screen_num_monitors]);
1568 at = t = RECT_TOP(monitor_area[screen_num_monitors]);
1569 ar = r = RECT_RIGHT(monitor_area[screen_num_monitors]);
1570 ab = b = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1573 for (d = 0; d < screen_num_desktops; ++d) {
1574 if (d != desktop && desktop != DESKTOP_ALL) continue;
1576 for (i = 0; i < screen_num_monitors; ++i) {
1577 if (head != SCREEN_AREA_ALL_MONITORS && head != i) continue;
1579 for (it = struts_left; it; it = g_slist_next(it)) {
1580 ObScreenStrut *s = it->data;
1581 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1582 STRUT_LEFT_IN_SEARCH(s->strut, search) &&
1583 !STRUT_LEFT_IGNORE(s->strut, us, search))
1584 l = MAX(l, al + s->strut->left);
1586 for (it = struts_top; it; it = g_slist_next(it)) {
1587 ObScreenStrut *s = it->data;
1588 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1589 STRUT_TOP_IN_SEARCH(s->strut, search) &&
1590 !STRUT_TOP_IGNORE(s->strut, us, search))
1591 t = MAX(t, at + s->strut->top);
1593 for (it = struts_right; it; it = g_slist_next(it)) {
1594 ObScreenStrut *s = it->data;
1595 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1596 STRUT_RIGHT_IN_SEARCH(s->strut, search) &&
1597 !STRUT_RIGHT_IGNORE(s->strut, us, search))
1598 r = MIN(r, ar - s->strut->right);
1600 for (it = struts_bottom; it; it = g_slist_next(it)) {
1601 ObScreenStrut *s = it->data;
1602 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1603 STRUT_BOTTOM_IN_SEARCH(s->strut, search) &&
1604 !STRUT_BOTTOM_IGNORE(s->strut, us, search))
1605 b = MIN(b, ab - s->strut->bottom);
1608 /* limit to this monitor */
1610 l = MAX(l, RECT_LEFT(monitor_area[i]));
1611 t = MAX(t, RECT_TOP(monitor_area[i]));
1612 r = MIN(r, RECT_RIGHT(monitor_area[i]));
1613 b = MIN(b, RECT_BOTTOM(monitor_area[i]));
1621 a->width = r - l + 1;
1622 a->height = b - t + 1;
1626 guint screen_find_monitor(Rect *search)
1629 guint most = screen_num_monitors;
1632 for (i = 0; i < screen_num_monitors; ++i) {
1633 Rect *area = screen_physical_area_monitor(i);
1634 if (RECT_INTERSECTS_RECT(*area, *search)) {
1638 RECT_SET_INTERSECTION(r, *area, *search);
1639 v = r.width * r.height;
1651 Rect* screen_physical_area_all_monitors(void)
1653 return screen_physical_area_monitor(screen_num_monitors);
1656 Rect* screen_physical_area_monitor(guint head)
1659 g_assert(head <= screen_num_monitors);
1662 *a = monitor_area[head];
1666 gboolean screen_physical_area_monitor_contains(guint head, Rect *search)
1668 g_assert(head <= screen_num_monitors);
1670 return RECT_INTERSECTS_RECT(monitor_area[head], *search);
1673 Rect* screen_physical_area_active(void)
1678 if (moveresize_client)
1679 a = screen_physical_area_monitor(client_monitor(focus_client));
1680 else if (focus_client)
1681 a = screen_physical_area_monitor(client_monitor(focus_client));
1684 if (screen_pointer_pos(&x, &y))
1685 RECT_SET(mon, x, y, 1, 1);
1687 RECT_SET(mon, 0, 0, 1, 1);
1688 a = screen_physical_area_monitor(screen_find_monitor(&mon));
1693 void screen_set_root_cursor(void)
1695 if (sn_app_starting())
1696 XDefineCursor(obt_display, obt_root(ob_screen),
1697 ob_cursor(OB_CURSOR_BUSYPOINTER));
1699 XDefineCursor(obt_display, obt_root(ob_screen),
1700 ob_cursor(OB_CURSOR_POINTER));
1703 gboolean screen_pointer_pos(gint *x, gint *y)
1710 ret = !!XQueryPointer(obt_display, obt_root(ob_screen),
1711 &w, &w, x, y, &i, &i, &u);
1713 for (i = 0; i < ScreenCount(obt_display); ++i)
1715 if (XQueryPointer(obt_display, obt_root(i),
1716 &w, &w, x, y, &i, &i, &u))