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"
33 #include "focus_cycle.h"
36 #include "obrender/render.h"
38 #include "obt/display.h"
39 #include "obt/xqueue.h"
44 # include <sys/types.h>
49 /*! The event mask to grab on the root window */
50 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
51 EnterWindowMask | LeaveWindowMask | \
52 SubstructureRedirectMask | FocusChangeMask | \
53 ButtonPressMask | ButtonReleaseMask)
55 static gboolean screen_validate_layout(ObDesktopLayout *l);
56 static gboolean replace_wm(void);
57 static void screen_tell_ksplash(void);
58 static void screen_fallback_focus(void);
60 guint screen_num_desktops;
61 guint screen_num_monitors;
63 guint screen_last_desktop;
64 gboolean screen_showing_desktop;
65 ObDesktopLayout screen_desktop_layout;
66 gchar **screen_desktop_names;
67 Window screen_support_win;
68 Time screen_desktop_user_time = CurrentTime;
70 static Size screen_physical_size;
71 static guint screen_old_desktop;
72 static gboolean screen_desktop_timeout = TRUE;
73 static guint screen_desktop_timer = 0;
74 /*! An array of desktops, holding an array of areas per monitor */
75 static Rect *monitor_area = NULL;
76 /*! An array of desktops, holding an array of struts */
77 static GSList *struts_top = NULL;
78 static GSList *struts_left = NULL;
79 static GSList *struts_right = NULL;
80 static GSList *struts_bottom = NULL;
82 static ObPagerPopup *desktop_popup;
83 static guint desktop_popup_timer = 0;
84 static gboolean desktop_popup_perm;
86 /*! The number of microseconds that you need to be on a desktop before it will
87 replace the remembered "last desktop" */
88 #define REMEMBER_LAST_DESKTOP_TIME 750
90 static gboolean replace_wm(void)
94 Window current_wm_sn_owner;
97 wm_sn = g_strdup_printf("WM_S%d", ob_screen);
98 wm_sn_atom = XInternAtom(obt_display, wm_sn, FALSE);
101 current_wm_sn_owner = XGetSelectionOwner(obt_display, wm_sn_atom);
102 if (current_wm_sn_owner == screen_support_win)
103 current_wm_sn_owner = None;
104 if (current_wm_sn_owner) {
105 if (!ob_replace_wm) {
106 g_message(_("A window manager is already running on screen %d"),
110 obt_display_ignore_errors(TRUE);
112 /* We want to find out when the current selection owner dies */
113 XSelectInput(obt_display, current_wm_sn_owner, StructureNotifyMask);
114 XSync(obt_display, FALSE);
116 obt_display_ignore_errors(FALSE);
117 if (obt_display_error_occured)
118 current_wm_sn_owner = None;
121 timestamp = event_time();
123 XSetSelectionOwner(obt_display, wm_sn_atom, screen_support_win,
126 if (XGetSelectionOwner(obt_display, wm_sn_atom) != screen_support_win) {
127 g_message(_("Could not acquire window manager selection on screen %d"),
132 /* Wait for old window manager to go away */
133 if (current_wm_sn_owner) {
135 const gulong timeout = G_USEC_PER_SEC * 15; /* wait for 15s max */
136 ObtXQueueWindowType wt;
138 wt.window = current_wm_sn_owner;
139 wt.type = DestroyNotify;
141 while (wait < timeout) {
142 /* Checks the local queue and incoming events for this event */
143 if (xqueue_exists_local(xqueue_match_window_type, &wt))
145 g_usleep(G_USEC_PER_SEC / 10);
146 wait += G_USEC_PER_SEC / 10;
149 if (wait >= timeout) {
150 g_message(_("The WM on screen %d is not exiting"), ob_screen);
155 /* Send client message indicating that we are now the WM */
156 obt_prop_message(ob_screen, obt_root(ob_screen), OBT_PROP_ATOM(MANAGER),
157 timestamp, wm_sn_atom, screen_support_win, 0, 0,
158 SubstructureNotifyMask);
163 gboolean screen_annex(void)
165 XSetWindowAttributes attrib;
170 /* create the netwm support window */
171 attrib.override_redirect = TRUE;
172 attrib.event_mask = PropertyChangeMask;
173 screen_support_win = XCreateWindow(obt_display, obt_root(ob_screen),
175 CopyFromParent, InputOutput,
177 CWEventMask | CWOverrideRedirect,
179 XMapWindow(obt_display, screen_support_win);
180 XLowerWindow(obt_display, screen_support_win);
183 XDestroyWindow(obt_display, screen_support_win);
187 obt_display_ignore_errors(TRUE);
188 XSelectInput(obt_display, obt_root(ob_screen), ROOT_EVENTMASK);
189 obt_display_ignore_errors(FALSE);
190 if (obt_display_error_occured) {
191 g_message(_("A window manager is already running on screen %d"),
194 XDestroyWindow(obt_display, screen_support_win);
198 screen_set_root_cursor();
200 /* set the OPENBOX_PID hint */
202 OBT_PROP_SET32(obt_root(ob_screen), OPENBOX_PID, CARDINAL, pid);
204 /* set supporting window */
205 OBT_PROP_SET32(obt_root(ob_screen),
206 NET_SUPPORTING_WM_CHECK, WINDOW, screen_support_win);
208 /* set properties on the supporting window */
209 OBT_PROP_SETS(screen_support_win, NET_WM_NAME, "Openbox");
210 OBT_PROP_SET32(screen_support_win, NET_SUPPORTING_WM_CHECK,
211 WINDOW, screen_support_win);
213 /* set the _NET_SUPPORTED_ATOMS hint */
215 /* this is all the atoms after NET_SUPPORTED in the ObtPropAtoms enum */
216 num_support = OBT_PROP_NUM_ATOMS - OBT_PROP_NET_SUPPORTED - 1;
218 supported = g_new(gulong, num_support);
219 supported[i++] = OBT_PROP_ATOM(NET_SUPPORTING_WM_CHECK);
220 supported[i++] = OBT_PROP_ATOM(NET_WM_FULL_PLACEMENT);
221 supported[i++] = OBT_PROP_ATOM(NET_CURRENT_DESKTOP);
222 supported[i++] = OBT_PROP_ATOM(NET_NUMBER_OF_DESKTOPS);
223 supported[i++] = OBT_PROP_ATOM(NET_DESKTOP_GEOMETRY);
224 supported[i++] = OBT_PROP_ATOM(NET_DESKTOP_VIEWPORT);
225 supported[i++] = OBT_PROP_ATOM(NET_ACTIVE_WINDOW);
226 supported[i++] = OBT_PROP_ATOM(NET_WORKAREA);
227 supported[i++] = OBT_PROP_ATOM(NET_CLIENT_LIST);
228 supported[i++] = OBT_PROP_ATOM(NET_CLIENT_LIST_STACKING);
229 supported[i++] = OBT_PROP_ATOM(NET_DESKTOP_NAMES);
230 supported[i++] = OBT_PROP_ATOM(NET_CLOSE_WINDOW);
231 supported[i++] = OBT_PROP_ATOM(NET_DESKTOP_LAYOUT);
232 supported[i++] = OBT_PROP_ATOM(NET_SHOWING_DESKTOP);
233 supported[i++] = OBT_PROP_ATOM(NET_WM_NAME);
234 supported[i++] = OBT_PROP_ATOM(NET_WM_VISIBLE_NAME);
235 supported[i++] = OBT_PROP_ATOM(NET_WM_ICON_NAME);
236 supported[i++] = OBT_PROP_ATOM(NET_WM_VISIBLE_ICON_NAME);
237 supported[i++] = OBT_PROP_ATOM(NET_WM_DESKTOP);
238 supported[i++] = OBT_PROP_ATOM(NET_WM_STRUT);
239 supported[i++] = OBT_PROP_ATOM(NET_WM_STRUT_PARTIAL);
240 supported[i++] = OBT_PROP_ATOM(NET_WM_ICON);
241 supported[i++] = OBT_PROP_ATOM(NET_WM_ICON_GEOMETRY);
242 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE);
243 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DESKTOP);
244 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DOCK);
245 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_TOOLBAR);
246 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_MENU);
247 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_UTILITY);
248 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_SPLASH);
249 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_DIALOG);
250 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_TYPE_NORMAL);
251 supported[i++] = OBT_PROP_ATOM(NET_WM_ALLOWED_ACTIONS);
252 supported[i++] = OBT_PROP_ATOM(NET_WM_WINDOW_OPACITY);
253 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_MOVE);
254 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_RESIZE);
255 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_MINIMIZE);
256 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_SHADE);
257 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_MAXIMIZE_HORZ);
258 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_MAXIMIZE_VERT);
259 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_FULLSCREEN);
260 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_CHANGE_DESKTOP);
261 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_CLOSE);
262 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_ABOVE);
263 supported[i++] = OBT_PROP_ATOM(NET_WM_ACTION_BELOW);
264 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE);
265 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_MODAL);
266 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_MAXIMIZED_VERT);
267 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_MAXIMIZED_HORZ);
268 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_SHADED);
269 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_SKIP_TASKBAR);
270 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_SKIP_PAGER);
271 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_HIDDEN);
272 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_FULLSCREEN);
273 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_ABOVE);
274 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_BELOW);
275 supported[i++] = OBT_PROP_ATOM(NET_WM_STATE_DEMANDS_ATTENTION);
276 supported[i++] = OBT_PROP_ATOM(NET_MOVERESIZE_WINDOW);
277 supported[i++] = OBT_PROP_ATOM(NET_WM_MOVERESIZE);
278 supported[i++] = OBT_PROP_ATOM(NET_WM_USER_TIME);
280 supported[i++] = OBT_PROP_ATOM(NET_WM_USER_TIME_WINDOW);
282 supported[i++] = OBT_PROP_ATOM(NET_FRAME_EXTENTS);
283 supported[i++] = OBT_PROP_ATOM(NET_REQUEST_FRAME_EXTENTS);
284 supported[i++] = OBT_PROP_ATOM(NET_RESTACK_WINDOW);
285 supported[i++] = OBT_PROP_ATOM(NET_STARTUP_ID);
287 supported[i++] = OBT_PROP_ATOM(NET_WM_SYNC_REQUEST);
288 supported[i++] = OBT_PROP_ATOM(NET_WM_SYNC_REQUEST_COUNTER);
290 supported[i++] = OBT_PROP_ATOM(NET_WM_PID);
291 supported[i++] = OBT_PROP_ATOM(NET_WM_PING);
293 supported[i++] = OBT_PROP_ATOM(KDE_WM_CHANGE_STATE);
294 supported[i++] = OBT_PROP_ATOM(KDE_NET_WM_FRAME_STRUT);
295 supported[i++] = OBT_PROP_ATOM(KDE_NET_WM_WINDOW_TYPE_OVERRIDE);
297 supported[i++] = OBT_PROP_ATOM(OB_WM_ACTION_UNDECORATE);
298 supported[i++] = OBT_PROP_ATOM(OB_WM_STATE_UNDECORATED);
299 supported[i++] = OBT_PROP_ATOM(OPENBOX_PID);
300 supported[i++] = OBT_PROP_ATOM(OB_THEME);
301 supported[i++] = OBT_PROP_ATOM(OB_CONFIG_FILE);
302 supported[i++] = OBT_PROP_ATOM(OB_CONTROL);
303 supported[i++] = OBT_PROP_ATOM(OB_VERSION);
304 supported[i++] = OBT_PROP_ATOM(OB_APP_ROLE);
305 supported[i++] = OBT_PROP_ATOM(OB_APP_TITLE);
306 supported[i++] = OBT_PROP_ATOM(OB_APP_NAME);
307 supported[i++] = OBT_PROP_ATOM(OB_APP_CLASS);
308 supported[i++] = OBT_PROP_ATOM(OB_APP_TYPE);
309 g_assert(i == num_support);
311 OBT_PROP_SETA32(obt_root(ob_screen),
312 NET_SUPPORTED, ATOM, supported, num_support);
315 OBT_PROP_SETS(RootWindow(obt_display, ob_screen), OB_VERSION,
318 screen_tell_ksplash();
323 static void screen_tell_ksplash(void)
328 argv = g_new(gchar*, 6);
329 argv[0] = g_strdup("dcop");
330 argv[1] = g_strdup("ksplash");
331 argv[2] = g_strdup("ksplash");
332 argv[3] = g_strdup("upAndRunning(QString)");
333 argv[4] = g_strdup("wm started");
336 /* tell ksplash through the dcop server command line interface */
337 g_spawn_async(NULL, argv, NULL,
338 G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD |
339 G_SPAWN_STDERR_TO_DEV_NULL | G_SPAWN_STDOUT_TO_DEV_NULL,
340 NULL, NULL, NULL, NULL);
343 /* i'm not sure why we do this, kwin does it, but ksplash doesn't seem to
344 hear it anyways. perhaps it is for old ksplash. or new ksplash. or
345 something. oh well. */
346 e.xclient.type = ClientMessage;
347 e.xclient.display = obt_display;
348 e.xclient.window = obt_root(ob_screen);
349 e.xclient.message_type =
350 XInternAtom(obt_display, "_KDE_SPLASH_PROGRESS", False);
351 e.xclient.format = 8;
352 strcpy(e.xclient.data.b, "wm started");
353 XSendEvent(obt_display, obt_root(ob_screen),
354 False, SubstructureNotifyMask, &e);
357 void screen_startup(gboolean reconfig)
359 gchar **names = NULL;
361 gboolean namesexist = FALSE;
363 desktop_popup = pager_popup_new();
364 desktop_popup_perm = FALSE;
365 pager_popup_height(desktop_popup, POPUP_HEIGHT);
368 /* update the pager popup's width */
369 pager_popup_text_width_to_strings(desktop_popup,
370 screen_desktop_names,
371 screen_num_desktops);
375 /* get the initial size */
378 /* have names already been set for the desktops? */
379 if (OBT_PROP_GETSS_UTF8(obt_root(ob_screen), NET_DESKTOP_NAMES, &names)) {
384 /* if names don't exist and we have session names, set those.
385 do this stuff BEFORE setting the number of desktops, because that
386 will create default names for them
388 if (!namesexist && session_desktop_names != NULL) {
392 /* get the desktop names */
393 numnames = g_slist_length(session_desktop_names);
394 names = g_new(gchar*, numnames + 1);
395 names[numnames] = NULL;
396 for (i = 0, it = session_desktop_names; it; ++i, it = g_slist_next(it))
397 names[i] = g_strdup(it->data);
399 /* set the root window property */
400 OBT_PROP_SETSS(obt_root(ob_screen),
401 NET_DESKTOP_NAMES, (const gchar*const*)names);
406 /* set the number of desktops, if it's not already set.
408 this will also set the default names from the config file up for
409 desktops that don't have names yet */
410 screen_num_desktops = 0;
411 if (OBT_PROP_GET32(obt_root(ob_screen),
412 NET_NUMBER_OF_DESKTOPS, CARDINAL, &d))
414 if (d != config_desktops_num) {
415 /* TRANSLATORS: If you need to specify a different order of the
416 arguments, you can use %1$d for the first one and %2$d for the
417 second one. For example,
418 "The current session has %2$d desktops, but Openbox is configured for %1$d ..." */
419 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),
420 config_desktops_num, d);
422 screen_set_num_desktops(d);
424 /* restore from session if possible */
425 else if (session_num_desktops)
426 screen_set_num_desktops(session_num_desktops);
428 screen_set_num_desktops(config_desktops_num);
430 screen_desktop = screen_num_desktops; /* something invalid */
431 /* start on the current desktop when a wm was already running */
432 if (OBT_PROP_GET32(obt_root(ob_screen),
433 NET_CURRENT_DESKTOP, CARDINAL, &d) &&
434 d < screen_num_desktops)
436 screen_set_desktop(d, FALSE);
437 } else if (session_desktop >= 0)
438 screen_set_desktop(MIN((guint)session_desktop,
439 screen_num_desktops), FALSE);
441 screen_set_desktop(MIN(config_screen_firstdesk,
442 screen_num_desktops) - 1, FALSE);
443 screen_last_desktop = screen_desktop;
445 /* don't start in showing-desktop mode */
446 screen_showing_desktop = FALSE;
447 OBT_PROP_SET32(obt_root(ob_screen),
448 NET_SHOWING_DESKTOP, CARDINAL, screen_showing_desktop);
450 if (session_desktop_layout_present &&
451 screen_validate_layout(&session_desktop_layout))
453 screen_desktop_layout = session_desktop_layout;
456 screen_update_layout();
459 void screen_shutdown(gboolean reconfig)
461 pager_popup_free(desktop_popup);
466 XSelectInput(obt_display, obt_root(ob_screen), NoEventMask);
468 /* we're not running here no more! */
469 OBT_PROP_ERASE(obt_root(ob_screen), OPENBOX_PID);
471 OBT_PROP_ERASE(obt_root(ob_screen), NET_SUPPORTED);
472 /* don't keep this mode */
473 OBT_PROP_ERASE(obt_root(ob_screen), NET_SHOWING_DESKTOP);
475 XDestroyWindow(obt_display, screen_support_win);
477 g_strfreev(screen_desktop_names);
478 screen_desktop_names = NULL;
481 void screen_resize(void)
487 w = WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen));
488 h = HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen));
490 /* Set the _NET_DESKTOP_GEOMETRY hint */
491 screen_physical_size.width = geometry[0] = w;
492 screen_physical_size.height = geometry[1] = h;
493 OBT_PROP_SETA32(obt_root(ob_screen),
494 NET_DESKTOP_GEOMETRY, CARDINAL, geometry, 2);
496 if (ob_state() != OB_STATE_RUNNING)
499 /* this calls screen_update_areas(), which we need ! */
502 for (it = client_list; it; it = g_list_next(it))
503 client_move_onscreen(it->data, FALSE);
506 void screen_set_num_desktops(guint num)
509 GList *it, *stacking_copy;
513 if (screen_num_desktops == num) return;
515 screen_num_desktops = num;
516 OBT_PROP_SET32(obt_root(ob_screen), NET_NUMBER_OF_DESKTOPS, CARDINAL, num);
518 /* set the viewport hint */
519 viewport = g_new0(gulong, num * 2);
520 OBT_PROP_SETA32(obt_root(ob_screen),
521 NET_DESKTOP_VIEWPORT, CARDINAL, viewport, num * 2);
524 /* the number of rows/columns will differ */
525 screen_update_layout();
527 /* move windows on desktops that will no longer exist!
528 make a copy of the list cuz we're changing it */
529 stacking_copy = g_list_copy(stacking_list);
530 for (it = g_list_last(stacking_copy); it; it = g_list_previous(it)) {
531 if (WINDOW_IS_CLIENT(it->data)) {
532 ObClient *c = it->data;
533 if (c->desktop != DESKTOP_ALL && c->desktop >= num)
534 client_set_desktop(c, num - 1, FALSE, TRUE);
535 /* raise all the windows that are on the current desktop which
537 else if (screen_desktop == num - 1 &&
538 (c->desktop == DESKTOP_ALL ||
539 c->desktop == screen_desktop))
540 stacking_raise(CLIENT_AS_WINDOW(c));
543 g_list_free(stacking_copy);
545 /* change our struts/area to match (after moving windows) */
546 screen_update_areas();
548 /* may be some unnamed desktops that we need to fill in with names
549 (after updating the areas so the popup can resize) */
550 screen_update_desktop_names();
552 /* change our desktop if we're on one that no longer exists! */
553 if (screen_desktop >= screen_num_desktops)
554 screen_set_desktop(num - 1, TRUE);
557 static void screen_fallback_focus(void)
562 /* only allow omnipresent windows to get focus on desktop change if
563 an omnipresent window is already focused (it'll keep focus probably, but
564 maybe not depending on mouse-focus options) */
565 allow_omni = focus_client && (client_normal(focus_client) &&
566 focus_client->desktop == DESKTOP_ALL);
568 /* the client moved there already so don't move focus. prevent flicker
569 on sendtodesktop + follow */
570 if (focus_client && focus_client->desktop == screen_desktop)
573 /* have to try focus here because when you leave an empty desktop
574 there is no focus out to watch for. also, we have different rules
575 here. we always allow it to look under the mouse pointer if
576 config_focus_last is FALSE
578 do this before hiding the windows so if helper windows are coming
579 with us, they don't get hidden
581 if ((c = focus_fallback(TRUE, !config_focus_last, allow_omni,
584 /* only do the flicker reducing stuff ahead of time if we are going
585 to call xsetinputfocus on the window ourselves. otherwise there is
586 no guarantee the window will actually take focus.. */
588 /* reduce flicker by hiliting now rather than waiting for the
589 server FocusIn event */
590 frame_adjust_focus(c->frame, TRUE);
591 /* do this here so that if you switch desktops to a window with
592 helper windows then the helper windows won't flash */
593 client_bring_helper_windows(c);
598 static gboolean last_desktop_func(gpointer data)
600 screen_desktop_timeout = TRUE;
601 screen_desktop_timer = 0;
602 return FALSE; /* don't repeat */
605 void screen_set_desktop(guint num, gboolean dofocus)
611 g_assert(num < screen_num_desktops);
613 previous = screen_desktop;
614 screen_desktop = num;
616 if (previous == num) return;
618 OBT_PROP_SET32(obt_root(ob_screen), NET_CURRENT_DESKTOP, CARDINAL, num);
620 /* This whole thing decides when/how to save the screen_last_desktop so
621 that it can be restored later if you want */
622 if (screen_desktop_timeout) {
623 /* If screen_desktop_timeout is true, then we've been on this desktop
624 long enough and we can save it as the last desktop. */
626 if (screen_last_desktop == previous)
627 /* this is the startup state only */
628 screen_old_desktop = screen_desktop;
630 /* save the "last desktop" as the "old desktop" */
631 screen_old_desktop = screen_last_desktop;
632 /* save the desktop we're coming from as the "last desktop" */
633 screen_last_desktop = previous;
637 /* If screen_desktop_timeout is false, then we just got to this desktop
638 and we are moving away again. */
640 if (screen_desktop == screen_last_desktop) {
641 /* If we are moving to the "last desktop" .. */
642 if (previous == screen_old_desktop) {
643 /* .. from the "old desktop", change the last desktop to
644 be where we are coming from */
645 screen_last_desktop = screen_old_desktop;
647 else if (screen_last_desktop == screen_old_desktop) {
648 /* .. and also to the "old desktop", change the "last
649 desktop" to be where we are coming from */
650 screen_last_desktop = previous;
653 /* .. from some other desktop, then set the "last desktop" to
654 be the saved "old desktop", i.e. where we were before the
656 screen_last_desktop = screen_old_desktop;
660 /* If we are moving to any desktop besides the "last desktop"..
661 (this is the normal case) */
662 if (screen_desktop == screen_old_desktop) {
663 /* If moving to the "old desktop", which is not the
664 "last desktop", don't save anything */
666 else if (previous == screen_old_desktop) {
667 /* If moving from the "old desktop", and not to the
668 "last desktop", don't save anything */
670 else if (screen_last_desktop == screen_old_desktop) {
671 /* If the "last desktop" is the same as "old desktop" and
672 you're not moving to the "last desktop" then save where
673 we're coming from as the "last desktop" */
674 screen_last_desktop = previous;
677 /* If the "last desktop" is different from the "old desktop"
678 and you're not moving to the "last desktop", then don't save
683 screen_desktop_timeout = FALSE;
684 if (screen_desktop_timer) g_source_remove(screen_desktop_timer);
685 screen_desktop_timer = g_timeout_add(REMEMBER_LAST_DESKTOP_TIME,
686 last_desktop_func, NULL);
688 ob_debug("Moving to desktop %d", num+1);
690 if (ob_state() == OB_STATE_RUNNING)
691 screen_show_desktop_popup(screen_desktop, FALSE);
693 /* ignore enter events caused by the move */
694 ignore_start = event_start_ignore_all_enters();
696 if (moveresize_client)
697 client_set_desktop(moveresize_client, num, TRUE, FALSE);
699 /* show windows before hiding the rest to lessen the enter/leave events */
701 /* show windows from top to bottom */
702 for (it = stacking_list; it; it = g_list_next(it)) {
703 if (WINDOW_IS_CLIENT(it->data)) {
704 ObClient *c = it->data;
709 if (dofocus) screen_fallback_focus();
711 /* hide windows from bottom to top */
712 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
713 if (WINDOW_IS_CLIENT(it->data)) {
714 ObClient *c = it->data;
715 if (client_hide(c)) {
716 if (c == focus_client) {
717 /* c was focused and we didn't do fallback clearly so make
718 sure openbox doesnt still consider the window focused.
719 this happens when using NextWindow with allDesktops,
720 since it doesnt want to move focus on desktop change,
721 but the focus is not going to stay with the current
722 window, which has now disappeared.
723 only do this if the client was actually hidden,
724 otherwise it can keep focus. */
725 focus_set_client(NULL);
731 focus_cycle_addremove(NULL, TRUE);
733 event_end_ignore_all_enters(ignore_start);
735 if (event_source_time() != CurrentTime)
736 screen_desktop_user_time = event_source_time();
739 void screen_add_desktop(gboolean current)
743 /* ignore enter events caused by this */
744 ignore_start = event_start_ignore_all_enters();
746 screen_set_num_desktops(screen_num_desktops+1);
748 /* move all the clients over */
752 for (it = client_list; it; it = g_list_next(it)) {
753 ObClient *c = it->data;
754 if (c->desktop != DESKTOP_ALL && c->desktop >= screen_desktop &&
755 /* don't move direct children, they'll be moved with their
756 parent - which will have to be on the same desktop */
757 !client_direct_parent(c))
759 ob_debug("moving window %s", c->title);
760 client_set_desktop(c, c->desktop+1, FALSE, TRUE);
765 event_end_ignore_all_enters(ignore_start);
768 void screen_remove_desktop(gboolean current)
770 guint rmdesktop, movedesktop;
771 GList *it, *stacking_copy;
774 if (screen_num_desktops <= 1) return;
776 /* ignore enter events caused by this */
777 ignore_start = event_start_ignore_all_enters();
779 /* what desktop are we removing and moving to? */
781 rmdesktop = screen_desktop;
783 rmdesktop = screen_num_desktops - 1;
784 if (rmdesktop < screen_num_desktops - 1)
785 movedesktop = rmdesktop + 1;
787 movedesktop = rmdesktop;
789 /* make a copy of the list cuz we're changing it */
790 stacking_copy = g_list_copy(stacking_list);
791 for (it = g_list_last(stacking_copy); it; it = g_list_previous(it)) {
792 if (WINDOW_IS_CLIENT(it->data)) {
793 ObClient *c = it->data;
794 guint d = c->desktop;
795 if (d != DESKTOP_ALL && d >= movedesktop &&
796 /* don't move direct children, they'll be moved with their
797 parent - which will have to be on the same desktop */
798 !client_direct_parent(c))
800 ob_debug("moving window %s", c->title);
801 client_set_desktop(c, c->desktop - 1, TRUE, TRUE);
803 /* raise all the windows that are on the current desktop which
805 if ((screen_desktop == rmdesktop - 1 ||
806 screen_desktop == rmdesktop) &&
807 (d == DESKTOP_ALL || d == screen_desktop))
809 stacking_raise(CLIENT_AS_WINDOW(c));
810 ob_debug("raising window %s", c->title);
814 g_list_free(stacking_copy);
816 /* fallback focus like we're changing desktops */
817 if (screen_desktop < screen_num_desktops - 1) {
818 screen_fallback_focus();
819 ob_debug("fake desktop change");
822 screen_set_num_desktops(screen_num_desktops-1);
824 event_end_ignore_all_enters(ignore_start);
827 static void get_row_col(guint d, guint *r, guint *c)
829 switch (screen_desktop_layout.orientation) {
830 case OB_ORIENTATION_HORZ:
831 switch (screen_desktop_layout.start_corner) {
832 case OB_CORNER_TOPLEFT:
833 *r = d / screen_desktop_layout.columns;
834 *c = d % screen_desktop_layout.columns;
836 case OB_CORNER_BOTTOMLEFT:
837 *r = screen_desktop_layout.rows - 1 -
838 d / screen_desktop_layout.columns;
839 *c = d % screen_desktop_layout.columns;
841 case OB_CORNER_TOPRIGHT:
842 *r = d / screen_desktop_layout.columns;
843 *c = screen_desktop_layout.columns - 1 -
844 d % screen_desktop_layout.columns;
846 case OB_CORNER_BOTTOMRIGHT:
847 *r = screen_desktop_layout.rows - 1 -
848 d / screen_desktop_layout.columns;
849 *c = screen_desktop_layout.columns - 1 -
850 d % screen_desktop_layout.columns;
854 case OB_ORIENTATION_VERT:
855 switch (screen_desktop_layout.start_corner) {
856 case OB_CORNER_TOPLEFT:
857 *r = d % screen_desktop_layout.rows;
858 *c = d / screen_desktop_layout.rows;
860 case OB_CORNER_BOTTOMLEFT:
861 *r = screen_desktop_layout.rows - 1 -
862 d % screen_desktop_layout.rows;
863 *c = d / screen_desktop_layout.rows;
865 case OB_CORNER_TOPRIGHT:
866 *r = d % screen_desktop_layout.rows;
867 *c = screen_desktop_layout.columns - 1 -
868 d / screen_desktop_layout.rows;
870 case OB_CORNER_BOTTOMRIGHT:
871 *r = screen_desktop_layout.rows - 1 -
872 d % screen_desktop_layout.rows;
873 *c = screen_desktop_layout.columns - 1 -
874 d / screen_desktop_layout.rows;
881 static guint translate_row_col(guint r, guint c)
883 switch (screen_desktop_layout.orientation) {
884 case OB_ORIENTATION_HORZ:
885 switch (screen_desktop_layout.start_corner) {
886 case OB_CORNER_TOPLEFT:
887 return r % screen_desktop_layout.rows *
888 screen_desktop_layout.columns +
889 c % screen_desktop_layout.columns;
890 case OB_CORNER_BOTTOMLEFT:
891 return (screen_desktop_layout.rows - 1 -
892 r % screen_desktop_layout.rows) *
893 screen_desktop_layout.columns +
894 c % screen_desktop_layout.columns;
895 case OB_CORNER_TOPRIGHT:
896 return r % screen_desktop_layout.rows *
897 screen_desktop_layout.columns +
898 (screen_desktop_layout.columns - 1 -
899 c % screen_desktop_layout.columns);
900 case OB_CORNER_BOTTOMRIGHT:
901 return (screen_desktop_layout.rows - 1 -
902 r % screen_desktop_layout.rows) *
903 screen_desktop_layout.columns +
904 (screen_desktop_layout.columns - 1 -
905 c % screen_desktop_layout.columns);
907 case OB_ORIENTATION_VERT:
908 switch (screen_desktop_layout.start_corner) {
909 case OB_CORNER_TOPLEFT:
910 return c % screen_desktop_layout.columns *
911 screen_desktop_layout.rows +
912 r % screen_desktop_layout.rows;
913 case OB_CORNER_BOTTOMLEFT:
914 return c % screen_desktop_layout.columns *
915 screen_desktop_layout.rows +
916 (screen_desktop_layout.rows - 1 -
917 r % screen_desktop_layout.rows);
918 case OB_CORNER_TOPRIGHT:
919 return (screen_desktop_layout.columns - 1 -
920 c % screen_desktop_layout.columns) *
921 screen_desktop_layout.rows +
922 r % screen_desktop_layout.rows;
923 case OB_CORNER_BOTTOMRIGHT:
924 return (screen_desktop_layout.columns - 1 -
925 c % screen_desktop_layout.columns) *
926 screen_desktop_layout.rows +
927 (screen_desktop_layout.rows - 1 -
928 r % screen_desktop_layout.rows);
931 g_assert_not_reached();
935 static gboolean hide_desktop_popup_func(gpointer data)
937 pager_popup_hide(desktop_popup);
938 desktop_popup_timer = 0;
939 return FALSE; /* don't repeat */
942 void screen_show_desktop_popup(guint d, gboolean perm)
946 /* 0 means don't show the popup */
947 if (!config_desktop_popup_time) return;
949 a = screen_physical_area_primary(FALSE);
950 pager_popup_position(desktop_popup, CenterGravity,
951 a->x + a->width / 2, a->y + a->height / 2);
952 pager_popup_icon_size_multiplier(desktop_popup,
953 (screen_desktop_layout.columns /
954 screen_desktop_layout.rows) / 2,
955 (screen_desktop_layout.rows/
956 screen_desktop_layout.columns) / 2);
957 pager_popup_max_width(desktop_popup,
958 MAX(a->width/3, POPUP_WIDTH));
959 pager_popup_show(desktop_popup, screen_desktop_names[d], d);
961 if (desktop_popup_timer) g_source_remove(desktop_popup_timer);
962 desktop_popup_timer = 0;
963 if (!perm && !desktop_popup_perm)
964 /* only hide if its not already being show permanently */
965 desktop_popup_timer = g_timeout_add(config_desktop_popup_time,
966 hide_desktop_popup_func,
969 desktop_popup_perm = TRUE;
972 void screen_hide_desktop_popup(void)
974 if (desktop_popup_timer) g_source_remove(desktop_popup_timer);
975 desktop_popup_timer = 0;
976 pager_popup_hide(desktop_popup);
977 desktop_popup_perm = FALSE;
980 guint screen_find_desktop(guint from, ObDirection dir,
981 gboolean wrap, gboolean linear)
987 get_row_col(d, &r, &c);
990 case OB_DIRECTION_EAST:
991 if (d < screen_num_desktops - 1)
998 case OB_DIRECTION_WEST:
1002 d = screen_num_desktops - 1;
1007 g_assert_not_reached();
1012 case OB_DIRECTION_EAST:
1014 if (c >= screen_desktop_layout.columns) {
1020 d = translate_row_col(r, c);
1021 if (d >= screen_num_desktops) {
1028 case OB_DIRECTION_WEST:
1030 if (c >= screen_desktop_layout.columns) {
1032 c = screen_desktop_layout.columns - 1;
1036 d = translate_row_col(r, c);
1037 if (d >= screen_num_desktops) {
1044 case OB_DIRECTION_SOUTH:
1046 if (r >= screen_desktop_layout.rows) {
1052 d = translate_row_col(r, c);
1053 if (d >= screen_num_desktops) {
1060 case OB_DIRECTION_NORTH:
1062 if (r >= screen_desktop_layout.rows) {
1064 r = screen_desktop_layout.rows - 1;
1068 d = translate_row_col(r, c);
1069 if (d >= screen_num_desktops) {
1077 g_assert_not_reached();
1081 d = translate_row_col(r, c);
1086 static gboolean screen_validate_layout(ObDesktopLayout *l)
1088 if (l->columns == 0 && l->rows == 0) /* both 0's is bad data.. */
1091 /* fill in a zero rows/columns */
1092 if (l->columns == 0) {
1093 l->columns = screen_num_desktops / l->rows;
1094 if (l->rows * l->columns < screen_num_desktops)
1096 if (l->rows * l->columns >= screen_num_desktops + l->columns)
1098 } else if (l->rows == 0) {
1099 l->rows = screen_num_desktops / l->columns;
1100 if (l->columns * l->rows < screen_num_desktops)
1102 if (l->columns * l->rows >= screen_num_desktops + l->rows)
1106 /* bounds checking */
1107 if (l->orientation == OB_ORIENTATION_HORZ) {
1108 l->columns = MIN(screen_num_desktops, l->columns);
1109 l->rows = MIN(l->rows,
1110 (screen_num_desktops + l->columns - 1) / l->columns);
1111 l->columns = screen_num_desktops / l->rows +
1112 !!(screen_num_desktops % l->rows);
1114 l->rows = MIN(screen_num_desktops, l->rows);
1115 l->columns = MIN(l->columns,
1116 (screen_num_desktops + l->rows - 1) / l->rows);
1117 l->rows = screen_num_desktops / l->columns +
1118 !!(screen_num_desktops % l->columns);
1123 void screen_update_layout(void)
1130 screen_desktop_layout.orientation = OB_ORIENTATION_HORZ;
1131 screen_desktop_layout.start_corner = OB_CORNER_TOPLEFT;
1132 screen_desktop_layout.rows = 1;
1133 screen_desktop_layout.columns = screen_num_desktops;
1135 if (OBT_PROP_GETA32(obt_root(ob_screen),
1136 NET_DESKTOP_LAYOUT, CARDINAL, &data, &num)) {
1137 if (num == 3 || num == 4) {
1139 if (data[0] == OBT_PROP_ATOM(NET_WM_ORIENTATION_VERT))
1140 l.orientation = OB_ORIENTATION_VERT;
1141 else if (data[0] == OBT_PROP_ATOM(NET_WM_ORIENTATION_HORZ))
1142 l.orientation = OB_ORIENTATION_HORZ;
1147 l.start_corner = OB_CORNER_TOPLEFT;
1149 if (data[3] == OBT_PROP_ATOM(NET_WM_TOPLEFT))
1150 l.start_corner = OB_CORNER_TOPLEFT;
1151 else if (data[3] == OBT_PROP_ATOM(NET_WM_TOPRIGHT))
1152 l.start_corner = OB_CORNER_TOPRIGHT;
1153 else if (data[3] == OBT_PROP_ATOM(NET_WM_BOTTOMRIGHT))
1154 l.start_corner = OB_CORNER_BOTTOMRIGHT;
1155 else if (data[3] == OBT_PROP_ATOM(NET_WM_BOTTOMLEFT))
1156 l.start_corner = OB_CORNER_BOTTOMLEFT;
1161 l.columns = data[1];
1164 if (screen_validate_layout(&l))
1165 screen_desktop_layout = l;
1172 void screen_update_desktop_names(void)
1176 /* empty the array */
1177 g_strfreev(screen_desktop_names);
1178 screen_desktop_names = NULL;
1180 if (OBT_PROP_GETSS(obt_root(ob_screen),
1181 NET_DESKTOP_NAMES, &screen_desktop_names))
1182 for (i = 0; screen_desktop_names[i] && i < screen_num_desktops; ++i);
1185 if (i < screen_num_desktops) {
1188 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
1189 screen_num_desktops + 1);
1190 screen_desktop_names[screen_num_desktops] = NULL;
1192 it = g_slist_nth(config_desktops_names, i);
1194 for (; i < screen_num_desktops; ++i) {
1195 if (it && ((char*)it->data)[0]) /* not empty */
1196 /* use the names from the config file when possible */
1197 screen_desktop_names[i] = g_strdup(it->data);
1199 /* make up a nice name if it's not though */
1200 screen_desktop_names[i] = g_strdup_printf(_("desktop %i"),
1202 if (it) it = g_slist_next(it);
1205 /* if we changed any names, then set the root property so we can
1206 all agree on the names */
1207 OBT_PROP_SETSS(obt_root(ob_screen), NET_DESKTOP_NAMES,
1208 (const gchar*const*)screen_desktop_names);
1211 /* resize the pager for these names */
1212 pager_popup_text_width_to_strings(desktop_popup,
1213 screen_desktop_names,
1214 screen_num_desktops);
1217 void screen_show_desktop(gboolean show, ObClient *show_only)
1221 if (show == screen_showing_desktop) return; /* no change */
1223 screen_showing_desktop = show;
1226 /* hide windows bottom to top */
1227 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
1228 if (WINDOW_IS_CLIENT(it->data)) {
1229 ObClient *client = it->data;
1230 client_showhide(client);
1235 /* restore windows top to bottom */
1236 for (it = stacking_list; it; it = g_list_next(it)) {
1237 if (WINDOW_IS_CLIENT(it->data)) {
1238 ObClient *client = it->data;
1239 if (client_should_show(client)) {
1240 if (!show_only || client == show_only)
1241 client_show(client);
1243 client_iconify(client, TRUE, FALSE, TRUE);
1250 /* focus the desktop */
1251 for (it = focus_order; it; it = g_list_next(it)) {
1252 ObClient *c = it->data;
1253 if (c->type == OB_CLIENT_TYPE_DESKTOP &&
1254 (c->desktop == screen_desktop || c->desktop == DESKTOP_ALL) &&
1255 client_focus(it->data))
1259 else if (!show_only) {
1262 if ((c = focus_fallback(TRUE, FALSE, TRUE, FALSE))) {
1263 /* only do the flicker reducing stuff ahead of time if we are going
1264 to call xsetinputfocus on the window ourselves. otherwise there
1265 is no guarantee the window will actually take focus.. */
1267 /* reduce flicker by hiliting now rather than waiting for the
1268 server FocusIn event */
1269 frame_adjust_focus(c->frame, TRUE);
1274 show = !!show; /* make it boolean */
1275 OBT_PROP_SET32(obt_root(ob_screen), NET_SHOWING_DESKTOP, CARDINAL, show);
1278 void screen_install_colormap(ObClient *client, gboolean install)
1280 if (client == NULL || client->colormap == None) {
1282 XInstallColormap(obt_display, RrColormap(ob_rr_inst));
1284 XUninstallColormap(obt_display, RrColormap(ob_rr_inst));
1286 obt_display_ignore_errors(TRUE);
1288 XInstallColormap(obt_display, client->colormap);
1290 XUninstallColormap(obt_display, client->colormap);
1291 obt_display_ignore_errors(FALSE);
1297 StrutPartial *strut;
1300 #define RESET_STRUT_LIST(sl) \
1302 g_slice_free(ObScreenStrut, (sl)->data); \
1303 sl = g_slist_delete_link(sl, sl); \
1306 #define ADD_STRUT_TO_LIST(sl, d, s) \
1308 ObScreenStrut *ss = g_slice_new(ObScreenStrut); \
1311 sl = g_slist_prepend(sl, ss); \
1314 #define VALIDATE_STRUTS(sl, side, max) \
1317 for (it = sl; it; it = g_slist_next(it)) { \
1318 ObScreenStrut *ss = it->data; \
1319 ss->strut->side = MIN(max, ss->strut->side); \
1323 static void get_xinerama_screens(Rect **xin_areas, guint *nxin)
1328 XineramaScreenInfo *info;
1331 if (ob_debug_xinerama) {
1332 gint w = WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen));
1333 gint h = HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen));
1335 *xin_areas = g_new(Rect, *nxin + 1);
1336 RECT_SET((*xin_areas)[0], 0, 0, w/2, h);
1337 RECT_SET((*xin_areas)[1], w/2, 0, w-(w/2), h);
1340 else if (obt_display_extension_xinerama &&
1341 (info = XineramaQueryScreens(obt_display, &n))) {
1343 *xin_areas = g_new(Rect, *nxin + 1);
1344 for (i = 0; i < *nxin; ++i)
1345 RECT_SET((*xin_areas)[i], info[i].x_org, info[i].y_org,
1346 info[i].width, info[i].height);
1352 *xin_areas = g_new(Rect, *nxin + 1);
1353 RECT_SET((*xin_areas)[0], 0, 0,
1354 WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen)),
1355 HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen)));
1358 /* returns one extra with the total area in it */
1359 l = (*xin_areas)[0].x;
1360 t = (*xin_areas)[0].y;
1361 r = (*xin_areas)[0].x + (*xin_areas)[0].width - 1;
1362 b = (*xin_areas)[0].y + (*xin_areas)[0].height - 1;
1363 for (i = 1; i < *nxin; ++i) {
1364 l = MIN(l, (*xin_areas)[i].x);
1365 t = MIN(l, (*xin_areas)[i].y);
1366 r = MAX(r, (*xin_areas)[i].x + (*xin_areas)[i].width - 1);
1367 b = MAX(b, (*xin_areas)[i].y + (*xin_areas)[i].height - 1);
1369 RECT_SET((*xin_areas)[*nxin], l, t, r - l + 1, b - t + 1);
1372 void screen_update_areas(void)
1376 GList *it, *onscreen;
1378 /* collect the clients that are on screen */
1380 for (it = client_list; it; it = g_list_next(it)) {
1381 if (client_monitor(it->data) != screen_num_monitors)
1382 onscreen = g_list_prepend(onscreen, it->data);
1385 g_free(monitor_area);
1386 get_xinerama_screens(&monitor_area, &screen_num_monitors);
1388 /* set up the user-specified margins */
1389 config_margins.top_start = RECT_LEFT(monitor_area[screen_num_monitors]);
1390 config_margins.top_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
1391 config_margins.bottom_start = RECT_LEFT(monitor_area[screen_num_monitors]);
1392 config_margins.bottom_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
1393 config_margins.left_start = RECT_TOP(monitor_area[screen_num_monitors]);
1394 config_margins.left_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1395 config_margins.right_start = RECT_TOP(monitor_area[screen_num_monitors]);
1396 config_margins.right_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1398 RESET_STRUT_LIST(struts_left);
1399 RESET_STRUT_LIST(struts_top);
1400 RESET_STRUT_LIST(struts_right);
1401 RESET_STRUT_LIST(struts_bottom);
1403 /* collect the struts */
1404 for (it = client_list; it; it = g_list_next(it)) {
1405 ObClient *c = it->data;
1407 ADD_STRUT_TO_LIST(struts_left, c->desktop, &c->strut);
1409 ADD_STRUT_TO_LIST(struts_top, c->desktop, &c->strut);
1411 ADD_STRUT_TO_LIST(struts_right, c->desktop, &c->strut);
1412 if (c->strut.bottom)
1413 ADD_STRUT_TO_LIST(struts_bottom, c->desktop, &c->strut);
1415 if (dock_strut.left)
1416 ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &dock_strut);
1418 ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &dock_strut);
1419 if (dock_strut.right)
1420 ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &dock_strut);
1421 if (dock_strut.bottom)
1422 ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &dock_strut);
1424 if (config_margins.left)
1425 ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &config_margins);
1426 if (config_margins.top)
1427 ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &config_margins);
1428 if (config_margins.right)
1429 ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &config_margins);
1430 if (config_margins.bottom)
1431 ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &config_margins);
1433 VALIDATE_STRUTS(struts_left, left,
1434 monitor_area[screen_num_monitors].width / 2);
1435 VALIDATE_STRUTS(struts_right, right,
1436 monitor_area[screen_num_monitors].width / 2);
1437 VALIDATE_STRUTS(struts_top, top,
1438 monitor_area[screen_num_monitors].height / 2);
1439 VALIDATE_STRUTS(struts_bottom, bottom,
1440 monitor_area[screen_num_monitors].height / 2);
1442 dims = g_new(gulong, 4 * screen_num_desktops);
1443 for (i = 0; i < screen_num_desktops; ++i) {
1444 Rect *area = screen_area(i, SCREEN_AREA_ALL_MONITORS, NULL);
1445 dims[i*4+0] = area->x;
1446 dims[i*4+1] = area->y;
1447 dims[i*4+2] = area->width;
1448 dims[i*4+3] = area->height;
1449 g_slice_free(Rect, area);
1452 /* set the legacy workarea hint to the union of all the monitors */
1453 OBT_PROP_SETA32(obt_root(ob_screen), NET_WORKAREA, CARDINAL,
1454 dims, 4 * screen_num_desktops);
1456 /* the area has changed, adjust all the windows if they need it */
1457 for (it = onscreen; it; it = g_list_next(it))
1458 client_reconfigure(it->data, FALSE);
1464 Rect* screen_area_all_monitors(guint desktop)
1469 a = screen_area_monitor(desktop, 0);
1471 /* combine all the monitors together */
1472 for (i = 1; i < screen_num_monitors; ++i) {
1473 Rect *m = screen_area_monitor(desktop, i);
1476 l = MIN(RECT_LEFT(*a), RECT_LEFT(*m));
1477 t = MIN(RECT_TOP(*a), RECT_TOP(*m));
1478 r = MAX(RECT_RIGHT(*a), RECT_RIGHT(*m));
1479 b = MAX(RECT_BOTTOM(*a), RECT_BOTTOM(*m));
1481 RECT_SET(*a, l, t, r - l + 1, b - t + 1);
1490 #define STRUT_LEFT_IN_SEARCH(s, search) \
1491 (RANGES_INTERSECT(search->y, search->height, \
1492 s->left_start, s->left_end - s->left_start + 1))
1493 #define STRUT_RIGHT_IN_SEARCH(s, search) \
1494 (RANGES_INTERSECT(search->y, search->height, \
1495 s->right_start, s->right_end - s->right_start + 1))
1496 #define STRUT_TOP_IN_SEARCH(s, search) \
1497 (RANGES_INTERSECT(search->x, search->width, \
1498 s->top_start, s->top_end - s->top_start + 1))
1499 #define STRUT_BOTTOM_IN_SEARCH(s, search) \
1500 (RANGES_INTERSECT(search->x, search->width, \
1501 s->bottom_start, s->bottom_end - s->bottom_start + 1))
1503 #define STRUT_LEFT_IGNORE(s, us, search) \
1504 (head == SCREEN_AREA_ALL_MONITORS && us && \
1505 RECT_LEFT(monitor_area[i]) + s->left > RECT_LEFT(*search))
1506 #define STRUT_RIGHT_IGNORE(s, us, search) \
1507 (head == SCREEN_AREA_ALL_MONITORS && us && \
1508 RECT_RIGHT(monitor_area[i]) - s->right < RECT_RIGHT(*search))
1509 #define STRUT_TOP_IGNORE(s, us, search) \
1510 (head == SCREEN_AREA_ALL_MONITORS && us && \
1511 RECT_TOP(monitor_area[i]) + s->top > RECT_TOP(*search))
1512 #define STRUT_BOTTOM_IGNORE(s, us, search) \
1513 (head == SCREEN_AREA_ALL_MONITORS && us && \
1514 RECT_BOTTOM(monitor_area[i]) - s->bottom < RECT_BOTTOM(*search))
1516 Rect* screen_area(guint desktop, guint head, Rect *search)
1522 gboolean us = search != NULL; /* user provided search */
1524 g_assert(desktop < screen_num_desktops || desktop == DESKTOP_ALL);
1525 g_assert(head < screen_num_monitors || head == SCREEN_AREA_ONE_MONITOR ||
1526 head == SCREEN_AREA_ALL_MONITORS);
1527 g_assert(!(head == SCREEN_AREA_ONE_MONITOR && search == NULL));
1529 /* find any struts for this monitor
1530 which will be affecting the search area.
1533 /* search everything if search is null */
1535 if (head < screen_num_monitors) search = &monitor_area[head];
1536 else search = &monitor_area[screen_num_monitors];
1538 if (head == SCREEN_AREA_ONE_MONITOR) head = screen_find_monitor(search);
1540 /* al is "all left" meaning the furthest left you can get, l is our
1541 "working left" meaning our current strut edge which we're calculating
1544 /* only include monitors which the search area lines up with */
1545 if (RECT_INTERSECTS_RECT(monitor_area[screen_num_monitors], *search)) {
1546 l = RECT_RIGHT(monitor_area[screen_num_monitors]);
1547 t = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1548 r = RECT_LEFT(monitor_area[screen_num_monitors]);
1549 b = RECT_TOP(monitor_area[screen_num_monitors]);
1550 for (i = 0; i < screen_num_monitors; ++i) {
1551 /* add the monitor if applicable */
1552 if (RANGES_INTERSECT(search->x, search->width,
1553 monitor_area[i].x, monitor_area[i].width))
1555 t = MIN(t, RECT_TOP(monitor_area[i]));
1556 b = MAX(b, RECT_BOTTOM(monitor_area[i]));
1558 if (RANGES_INTERSECT(search->y, search->height,
1559 monitor_area[i].y, monitor_area[i].height))
1561 l = MIN(l, RECT_LEFT(monitor_area[i]));
1562 r = MAX(r, RECT_RIGHT(monitor_area[i]));
1566 l = RECT_LEFT(monitor_area[screen_num_monitors]);
1567 t = RECT_TOP(monitor_area[screen_num_monitors]);
1568 r = RECT_RIGHT(monitor_area[screen_num_monitors]);
1569 b = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1572 for (d = 0; d < screen_num_desktops; ++d) {
1573 if (d != desktop && desktop != DESKTOP_ALL) continue;
1575 for (i = 0; i < screen_num_monitors; ++i) {
1576 if (head != SCREEN_AREA_ALL_MONITORS && head != i) continue;
1578 for (it = struts_left; it; it = g_slist_next(it)) {
1579 ObScreenStrut *s = it->data;
1580 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1581 STRUT_LEFT_IN_SEARCH(s->strut, search) &&
1582 !STRUT_LEFT_IGNORE(s->strut, us, search))
1583 l = MAX(l, RECT_LEFT(monitor_area[screen_num_monitors])
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, RECT_TOP(monitor_area[screen_num_monitors])
1594 for (it = struts_right; it; it = g_slist_next(it)) {
1595 ObScreenStrut *s = it->data;
1596 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1597 STRUT_RIGHT_IN_SEARCH(s->strut, search) &&
1598 !STRUT_RIGHT_IGNORE(s->strut, us, search))
1599 r = MIN(r, RECT_RIGHT(monitor_area[screen_num_monitors])
1602 for (it = struts_bottom; it; it = g_slist_next(it)) {
1603 ObScreenStrut *s = it->data;
1604 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1605 STRUT_BOTTOM_IN_SEARCH(s->strut, search) &&
1606 !STRUT_BOTTOM_IGNORE(s->strut, us, search))
1607 b = MIN(b, RECT_BOTTOM(monitor_area[screen_num_monitors])
1608 - s->strut->bottom);
1611 /* limit to this monitor */
1613 l = MAX(l, RECT_LEFT(monitor_area[i]));
1614 t = MAX(t, RECT_TOP(monitor_area[i]));
1615 r = MIN(r, RECT_RIGHT(monitor_area[i]));
1616 b = MIN(b, RECT_BOTTOM(monitor_area[i]));
1621 a = g_slice_new(Rect);
1624 a->width = r - l + 1;
1625 a->height = b - t + 1;
1629 guint screen_find_monitor(const Rect *search)
1632 guint most = screen_num_monitors;
1635 for (i = 0; i < screen_num_monitors; ++i) {
1636 const Rect *area = screen_physical_area_monitor(i);
1637 if (RECT_INTERSECTS_RECT(*area, *search)) {
1641 RECT_SET_INTERSECTION(r, *area, *search);
1642 v = r.width * r.height;
1650 return most < screen_num_monitors ? most : screen_monitor_primary(FALSE);
1653 const Rect* screen_physical_area_all_monitors(void)
1655 return screen_physical_area_monitor(screen_num_monitors);
1658 const Rect* screen_physical_area_monitor(guint head)
1660 g_assert(head <= screen_num_monitors);
1662 return &monitor_area[head];
1665 gboolean screen_physical_area_monitor_contains(guint head, Rect *search)
1667 g_assert(head <= screen_num_monitors);
1669 return RECT_INTERSECTS_RECT(monitor_area[head], *search);
1672 guint screen_monitor_active(void)
1674 if (moveresize_client)
1675 return client_monitor(moveresize_client);
1676 else if (focus_client)
1677 return client_monitor(focus_client);
1679 return screen_monitor_pointer();
1682 const Rect* screen_physical_area_active(void)
1684 return screen_physical_area_monitor(screen_monitor_active());
1687 guint screen_monitor_primary(gboolean fixed)
1689 if (config_primary_monitor_index > 0) {
1690 if (config_primary_monitor_index-1 < screen_num_monitors)
1691 return config_primary_monitor_index - 1;
1697 else if (config_primary_monitor == OB_PLACE_MONITOR_ACTIVE)
1698 return screen_monitor_active();
1699 else /* config_primary_monitor == OB_PLACE_MONITOR_MOUSE */
1700 return screen_monitor_pointer();
1703 const Rect* screen_physical_area_primary(gboolean fixed)
1705 return screen_physical_area_monitor(screen_monitor_primary(fixed));
1708 void screen_set_root_cursor(void)
1710 if (sn_app_starting())
1711 XDefineCursor(obt_display, obt_root(ob_screen),
1712 ob_cursor(OB_CURSOR_BUSYPOINTER));
1714 XDefineCursor(obt_display, obt_root(ob_screen),
1715 ob_cursor(OB_CURSOR_POINTER));
1718 guint screen_find_monitor_point(guint x, guint y)
1721 RECT_SET(mon, x, y, 1, 1);
1722 return screen_find_monitor(&mon);
1725 guint screen_monitor_pointer()
1728 if (!screen_pointer_pos(&x, &y))
1730 return screen_find_monitor_point(x, y);
1733 gboolean screen_pointer_pos(gint *x, gint *y)
1740 ret = !!XQueryPointer(obt_display, obt_root(ob_screen),
1741 &w, &w, x, y, &i, &i, &u);
1743 for (i = 0; i < ScreenCount(obt_display); ++i)
1745 if (XQueryPointer(obt_display, obt_root(i),
1746 &w, &w, x, y, &i, &i, &u))
1752 gboolean screen_compare_desktops(guint a, guint b)
1754 if (a == DESKTOP_ALL)
1756 if (b == DESKTOP_ALL)