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"
30 #include "engine_interface.h"
33 #include "focus_cycle.h"
35 #include "render/render.h"
37 #include "obt/display.h"
39 #include "obt/mainloop.h"
43 # include <sys/types.h>
48 /*! The event mask to grab on the root window */
49 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
50 EnterWindowMask | LeaveWindowMask | \
51 SubstructureRedirectMask | FocusChangeMask | \
52 ButtonPressMask | ButtonReleaseMask)
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;
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_engine->frame_set_is_focus (c->frame, TRUE);
576 frame_engine->frame_update_layout (c->frame, c->area, FALSE, FALSE);
577 /* if this occurs while we are focus cycling, the indicator needs to
579 if (focus_cycle_target == c)
580 focus_cycle_draw_indicator(c);
581 frame_engine->frame_update_skin (c->frame);
582 /* do this here so that if you switch desktops to a window with
583 helper windows then the helper windows won't flash */
584 client_bring_helper_windows(c);
589 static gboolean last_desktop_func(gpointer data)
591 screen_desktop_timeout = TRUE;
595 void screen_set_desktop(guint num, gboolean dofocus)
601 g_assert(num < screen_num_desktops);
603 previous = screen_desktop;
604 screen_desktop = num;
606 if (previous == num) return;
608 OBT_PROP_SET32(obt_root(ob_screen), NET_CURRENT_DESKTOP, CARDINAL, num);
610 /* This whole thing decides when/how to save the screen_last_desktop so
611 that it can be restored later if you want */
612 if (screen_desktop_timeout) {
613 /* If screen_desktop_timeout is true, then we've been on this desktop
614 long enough and we can save it as the last desktop. */
616 if (screen_last_desktop == previous)
617 /* this is the startup state only */
618 screen_old_desktop = screen_desktop;
620 /* save the "last desktop" as the "old desktop" */
621 screen_old_desktop = screen_last_desktop;
622 /* save the desktop we're coming from as the "last desktop" */
623 screen_last_desktop = previous;
627 /* If screen_desktop_timeout is false, then we just got to this desktop
628 and we are moving away again. */
630 if (screen_desktop == screen_last_desktop) {
631 /* If we are moving to the "last desktop" .. */
632 if (previous == screen_old_desktop) {
633 /* .. from the "old desktop", change the last desktop to
634 be where we are coming from */
635 screen_last_desktop = screen_old_desktop;
637 else if (screen_last_desktop == screen_old_desktop) {
638 /* .. and also to the "old desktop", change the "last
639 desktop" to be where we are coming from */
640 screen_last_desktop = previous;
643 /* .. from some other desktop, then set the "last desktop" to
644 be the saved "old desktop", i.e. where we were before the
646 screen_last_desktop = screen_old_desktop;
650 /* If we are moving to any desktop besides the "last desktop"..
651 (this is the normal case) */
652 if (screen_desktop == screen_old_desktop) {
653 /* If moving to the "old desktop", which is not the
654 "last desktop", don't save anything */
656 else if (previous == screen_old_desktop) {
657 /* If moving from the "old desktop", and not to the
658 "last desktop", don't save anything */
660 else if (screen_last_desktop == screen_old_desktop) {
661 /* If the "last desktop" is the same as "old desktop" and
662 you're not moving to the "last desktop" then save where
663 we're coming from as the "last desktop" */
664 screen_last_desktop = previous;
667 /* If the "last desktop" is different from the "old desktop"
668 and you're not moving to the "last desktop", then don't save
673 screen_desktop_timeout = FALSE;
674 obt_main_loop_timeout_remove(ob_main_loop, last_desktop_func);
675 obt_main_loop_timeout_add(ob_main_loop, REMEMBER_LAST_DESKTOP_TIME,
676 last_desktop_func, NULL, NULL, NULL);
678 ob_debug("Moving to desktop %d", num+1);
680 /* ignore enter events caused by the move */
681 ignore_start = event_start_ignore_all_enters();
683 if (moveresize_client)
684 client_set_desktop(moveresize_client, num, TRUE, FALSE);
686 /* show windows before hiding the rest to lessen the enter/leave events */
688 /* show windows from top to bottom */
689 for (it = stacking_list; it; it = g_list_next(it)) {
690 if (WINDOW_IS_CLIENT(it->data)) {
691 ObClient *c = it->data;
696 if (dofocus) screen_fallback_focus();
698 /* hide windows from bottom to top */
699 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
700 if (WINDOW_IS_CLIENT(it->data)) {
701 ObClient *c = it->data;
706 event_end_ignore_all_enters(ignore_start);
708 if (event_curtime != CurrentTime)
709 screen_desktop_user_time = event_curtime;
711 if (ob_state() == OB_STATE_RUNNING)
712 screen_show_desktop_popup(screen_desktop);
715 void screen_add_desktop(gboolean current)
719 /* ignore enter events caused by this */
720 ignore_start = event_start_ignore_all_enters();
722 screen_set_num_desktops(screen_num_desktops+1);
724 /* move all the clients over */
728 for (it = client_list; it; it = g_list_next(it)) {
729 ObClient *c = it->data;
730 if (c->desktop != DESKTOP_ALL && c->desktop >= screen_desktop &&
731 /* don't move direct children, they'll be moved with their
732 parent - which will have to be on the same desktop */
733 !client_direct_parent(c))
735 ob_debug("moving window %s", c->title);
736 client_set_desktop(c, c->desktop+1, FALSE, TRUE);
741 event_end_ignore_all_enters(ignore_start);
744 void screen_remove_desktop(gboolean current)
746 guint rmdesktop, movedesktop;
747 GList *it, *stacking_copy;
750 if (screen_num_desktops <= 1) return;
752 /* ignore enter events caused by this */
753 ignore_start = event_start_ignore_all_enters();
755 /* what desktop are we removing and moving to? */
757 rmdesktop = screen_desktop;
759 rmdesktop = screen_num_desktops - 1;
760 if (rmdesktop < screen_num_desktops - 1)
761 movedesktop = rmdesktop + 1;
763 movedesktop = rmdesktop;
765 /* make a copy of the list cuz we're changing it */
766 stacking_copy = g_list_copy(stacking_list);
767 for (it = g_list_last(stacking_copy); it; it = g_list_previous(it)) {
768 if (WINDOW_IS_CLIENT(it->data)) {
769 ObClient *c = it->data;
770 guint d = c->desktop;
771 if (d != DESKTOP_ALL && d >= movedesktop &&
772 /* don't move direct children, they'll be moved with their
773 parent - which will have to be on the same desktop */
774 !client_direct_parent(c))
776 ob_debug("moving window %s", c->title);
777 client_set_desktop(c, c->desktop - 1, TRUE, TRUE);
779 /* raise all the windows that are on the current desktop which
781 if ((screen_desktop == rmdesktop - 1 ||
782 screen_desktop == rmdesktop) &&
783 (d == DESKTOP_ALL || d == screen_desktop))
785 stacking_raise(CLIENT_AS_WINDOW(c));
786 ob_debug("raising window %s", c->title);
791 /* fallback focus like we're changing desktops */
792 if (screen_desktop < screen_num_desktops - 1) {
793 screen_fallback_focus();
794 ob_debug("fake desktop change");
797 screen_set_num_desktops(screen_num_desktops-1);
799 event_end_ignore_all_enters(ignore_start);
802 static void get_row_col(guint d, guint *r, guint *c)
804 switch (screen_desktop_layout.orientation) {
805 case OB_ORIENTATION_HORZ:
806 switch (screen_desktop_layout.start_corner) {
807 case OB_CORNER_TOPLEFT:
808 *r = d / screen_desktop_layout.columns;
809 *c = d % screen_desktop_layout.columns;
811 case OB_CORNER_BOTTOMLEFT:
812 *r = screen_desktop_layout.rows - 1 -
813 d / screen_desktop_layout.columns;
814 *c = d % screen_desktop_layout.columns;
816 case OB_CORNER_TOPRIGHT:
817 *r = d / screen_desktop_layout.columns;
818 *c = screen_desktop_layout.columns - 1 -
819 d % screen_desktop_layout.columns;
821 case OB_CORNER_BOTTOMRIGHT:
822 *r = screen_desktop_layout.rows - 1 -
823 d / screen_desktop_layout.columns;
824 *c = screen_desktop_layout.columns - 1 -
825 d % screen_desktop_layout.columns;
829 case OB_ORIENTATION_VERT:
830 switch (screen_desktop_layout.start_corner) {
831 case OB_CORNER_TOPLEFT:
832 *r = d % screen_desktop_layout.rows;
833 *c = d / screen_desktop_layout.rows;
835 case OB_CORNER_BOTTOMLEFT:
836 *r = screen_desktop_layout.rows - 1 -
837 d % screen_desktop_layout.rows;
838 *c = d / screen_desktop_layout.rows;
840 case OB_CORNER_TOPRIGHT:
841 *r = d % screen_desktop_layout.rows;
842 *c = screen_desktop_layout.columns - 1 -
843 d / screen_desktop_layout.rows;
845 case OB_CORNER_BOTTOMRIGHT:
846 *r = screen_desktop_layout.rows - 1 -
847 d % screen_desktop_layout.rows;
848 *c = screen_desktop_layout.columns - 1 -
849 d / screen_desktop_layout.rows;
856 static guint translate_row_col(guint r, guint c)
858 switch (screen_desktop_layout.orientation) {
859 case OB_ORIENTATION_HORZ:
860 switch (screen_desktop_layout.start_corner) {
861 case OB_CORNER_TOPLEFT:
862 return r % screen_desktop_layout.rows *
863 screen_desktop_layout.columns +
864 c % screen_desktop_layout.columns;
865 case OB_CORNER_BOTTOMLEFT:
866 return (screen_desktop_layout.rows - 1 -
867 r % screen_desktop_layout.rows) *
868 screen_desktop_layout.columns +
869 c % screen_desktop_layout.columns;
870 case OB_CORNER_TOPRIGHT:
871 return r % screen_desktop_layout.rows *
872 screen_desktop_layout.columns +
873 (screen_desktop_layout.columns - 1 -
874 c % screen_desktop_layout.columns);
875 case OB_CORNER_BOTTOMRIGHT:
876 return (screen_desktop_layout.rows - 1 -
877 r % screen_desktop_layout.rows) *
878 screen_desktop_layout.columns +
879 (screen_desktop_layout.columns - 1 -
880 c % screen_desktop_layout.columns);
882 case OB_ORIENTATION_VERT:
883 switch (screen_desktop_layout.start_corner) {
884 case OB_CORNER_TOPLEFT:
885 return c % screen_desktop_layout.columns *
886 screen_desktop_layout.rows +
887 r % screen_desktop_layout.rows;
888 case OB_CORNER_BOTTOMLEFT:
889 return c % screen_desktop_layout.columns *
890 screen_desktop_layout.rows +
891 (screen_desktop_layout.rows - 1 -
892 r % screen_desktop_layout.rows);
893 case OB_CORNER_TOPRIGHT:
894 return (screen_desktop_layout.columns - 1 -
895 c % screen_desktop_layout.columns) *
896 screen_desktop_layout.rows +
897 r % screen_desktop_layout.rows;
898 case OB_CORNER_BOTTOMRIGHT:
899 return (screen_desktop_layout.columns - 1 -
900 c % screen_desktop_layout.columns) *
901 screen_desktop_layout.rows +
902 (screen_desktop_layout.rows - 1 -
903 r % screen_desktop_layout.rows);
906 g_assert_not_reached();
910 static gboolean hide_desktop_popup_func(gpointer data)
912 pager_popup_hide(desktop_popup);
913 return FALSE; /* don't repeat */
916 void screen_show_desktop_popup(guint d)
920 /* 0 means don't show the popup */
921 if (!config_desktop_popup_time) return;
923 a = screen_physical_area_active();
924 pager_popup_position(desktop_popup, CenterGravity,
925 a->x + a->width / 2, a->y + a->height / 2);
926 pager_popup_icon_size_multiplier(desktop_popup,
927 (screen_desktop_layout.columns /
928 screen_desktop_layout.rows) / 2,
929 (screen_desktop_layout.rows/
930 screen_desktop_layout.columns) / 2);
931 pager_popup_max_width(desktop_popup,
932 MAX(a->width/3, POPUP_WIDTH));
933 pager_popup_show(desktop_popup, screen_desktop_names[d], d);
935 obt_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
936 obt_main_loop_timeout_add(ob_main_loop, config_desktop_popup_time * 1000,
937 hide_desktop_popup_func, NULL, NULL, NULL);
941 void screen_hide_desktop_popup(void)
943 obt_main_loop_timeout_remove(ob_main_loop, hide_desktop_popup_func);
944 pager_popup_hide(desktop_popup);
947 guint screen_find_desktop(guint from, ObDirection dir,
948 gboolean wrap, gboolean linear)
954 get_row_col(d, &r, &c);
957 case OB_DIRECTION_EAST:
958 if (d < screen_num_desktops - 1)
965 case OB_DIRECTION_WEST:
969 d = screen_num_desktops - 1;
974 g_assert_not_reached();
979 case OB_DIRECTION_EAST:
981 if (c >= screen_desktop_layout.columns) {
987 d = translate_row_col(r, c);
988 if (d >= screen_num_desktops) {
995 case OB_DIRECTION_WEST:
997 if (c >= screen_desktop_layout.columns) {
999 c = screen_desktop_layout.columns - 1;
1003 d = translate_row_col(r, c);
1004 if (d >= screen_num_desktops) {
1011 case OB_DIRECTION_SOUTH:
1013 if (r >= screen_desktop_layout.rows) {
1019 d = translate_row_col(r, c);
1020 if (d >= screen_num_desktops) {
1027 case OB_DIRECTION_NORTH:
1029 if (r >= screen_desktop_layout.rows) {
1031 r = screen_desktop_layout.rows - 1;
1035 d = translate_row_col(r, c);
1036 if (d >= screen_num_desktops) {
1044 g_assert_not_reached();
1048 d = translate_row_col(r, c);
1053 static gboolean screen_validate_layout(ObDesktopLayout *l)
1055 if (l->columns == 0 && l->rows == 0) /* both 0's is bad data.. */
1058 /* fill in a zero rows/columns */
1059 if (l->columns == 0) {
1060 l->columns = screen_num_desktops / l->rows;
1061 if (l->rows * l->columns < screen_num_desktops)
1063 if (l->rows * l->columns >= screen_num_desktops + l->columns)
1065 } else if (l->rows == 0) {
1066 l->rows = screen_num_desktops / l->columns;
1067 if (l->columns * l->rows < screen_num_desktops)
1069 if (l->columns * l->rows >= screen_num_desktops + l->rows)
1073 /* bounds checking */
1074 if (l->orientation == OB_ORIENTATION_HORZ) {
1075 l->columns = MIN(screen_num_desktops, l->columns);
1076 l->rows = MIN(l->rows,
1077 (screen_num_desktops + l->columns - 1) / l->columns);
1078 l->columns = screen_num_desktops / l->rows +
1079 !!(screen_num_desktops % l->rows);
1081 l->rows = MIN(screen_num_desktops, l->rows);
1082 l->columns = MIN(l->columns,
1083 (screen_num_desktops + l->rows - 1) / l->rows);
1084 l->rows = screen_num_desktops / l->columns +
1085 !!(screen_num_desktops % l->columns);
1090 void screen_update_layout(void)
1097 screen_desktop_layout.orientation = OB_ORIENTATION_HORZ;
1098 screen_desktop_layout.start_corner = OB_CORNER_TOPLEFT;
1099 screen_desktop_layout.rows = 1;
1100 screen_desktop_layout.columns = screen_num_desktops;
1102 if (OBT_PROP_GETA32(obt_root(ob_screen),
1103 NET_DESKTOP_LAYOUT, CARDINAL, &data, &num)) {
1104 if (num == 3 || num == 4) {
1106 if (data[0] == OBT_PROP_ATOM(NET_WM_ORIENTATION_VERT))
1107 l.orientation = OB_ORIENTATION_VERT;
1108 else if (data[0] == OBT_PROP_ATOM(NET_WM_ORIENTATION_HORZ))
1109 l.orientation = OB_ORIENTATION_HORZ;
1114 l.start_corner = OB_CORNER_TOPLEFT;
1116 if (data[3] == OBT_PROP_ATOM(NET_WM_TOPLEFT))
1117 l.start_corner = OB_CORNER_TOPLEFT;
1118 else if (data[3] == OBT_PROP_ATOM(NET_WM_TOPRIGHT))
1119 l.start_corner = OB_CORNER_TOPRIGHT;
1120 else if (data[3] == OBT_PROP_ATOM(NET_WM_BOTTOMRIGHT))
1121 l.start_corner = OB_CORNER_BOTTOMRIGHT;
1122 else if (data[3] == OBT_PROP_ATOM(NET_WM_BOTTOMLEFT))
1123 l.start_corner = OB_CORNER_BOTTOMLEFT;
1128 l.columns = data[1];
1131 if (screen_validate_layout(&l))
1132 screen_desktop_layout = l;
1139 void screen_update_desktop_names(void)
1143 /* empty the array */
1144 g_strfreev(screen_desktop_names);
1145 screen_desktop_names = NULL;
1147 if (OBT_PROP_GETSS(obt_root(ob_screen),
1148 NET_DESKTOP_NAMES, utf8, &screen_desktop_names))
1149 for (i = 0; screen_desktop_names[i] && i < screen_num_desktops; ++i);
1152 if (i < screen_num_desktops) {
1155 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
1156 screen_num_desktops + 1);
1157 screen_desktop_names[screen_num_desktops] = NULL;
1159 it = g_slist_nth(config_desktops_names, i);
1161 for (; i < screen_num_desktops; ++i) {
1162 if (it && ((char*)it->data)[0]) /* not empty */
1163 /* use the names from the config file when possible */
1164 screen_desktop_names[i] = g_strdup(it->data);
1166 /* make up a nice name if it's not though */
1167 screen_desktop_names[i] = g_strdup_printf(_("desktop %i"),
1169 if (it) it = g_slist_next(it);
1172 /* if we changed any names, then set the root property so we can
1173 all agree on the names */
1174 OBT_PROP_SETSS(obt_root(ob_screen), NET_DESKTOP_NAMES,
1175 utf8, (const gchar**)screen_desktop_names);
1178 /* resize the pager for these names */
1179 pager_popup_text_width_to_strings(desktop_popup,
1180 screen_desktop_names,
1181 screen_num_desktops);
1184 void screen_show_desktop(gboolean show, ObClient *show_only)
1188 if (show == screen_showing_desktop) return; /* no change */
1190 screen_showing_desktop = show;
1193 /* hide windows bottom to top */
1194 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
1195 if (WINDOW_IS_CLIENT(it->data)) {
1196 ObClient *client = it->data;
1197 client_showhide(client);
1202 /* restore windows top to bottom */
1203 for (it = stacking_list; it; it = g_list_next(it)) {
1204 if (WINDOW_IS_CLIENT(it->data)) {
1205 ObClient *client = it->data;
1206 if (client_should_show(client)) {
1207 if (!show_only || client == show_only)
1208 client_show(client);
1210 client_iconify(client, TRUE, FALSE, TRUE);
1217 /* focus the desktop */
1218 for (it = focus_order; it; it = g_list_next(it)) {
1219 ObClient *c = it->data;
1220 if (c->type == OB_CLIENT_TYPE_DESKTOP &&
1221 (c->desktop == screen_desktop || c->desktop == DESKTOP_ALL) &&
1222 client_focus(it->data))
1226 else if (!show_only) {
1229 if ((c = focus_fallback(TRUE, FALSE, TRUE, FALSE))) {
1230 /* only do the flicker reducing stuff ahead of time if we are going
1231 to call xsetinputfocus on the window ourselves. otherwise there
1232 is no guarantee the window will actually take focus.. */
1234 /* reduce flicker by hiliting now rather than waiting for the
1235 server FocusIn event */
1236 frame_engine->frame_set_is_focus(c->frame, TRUE);
1237 frame_engine->frame_update_layout (c->frame, c->area, FALSE, FALSE);
1238 /* if this occurs while we are focus cycling, the indicator needs to
1239 match the changes */
1240 if (focus_cycle_target == c)
1241 focus_cycle_draw_indicator(c);
1242 frame_engine->frame_update_skin (c->frame);
1247 show = !!show; /* make it boolean */
1248 OBT_PROP_SET32(obt_root(ob_screen), NET_SHOWING_DESKTOP, CARDINAL, show);
1251 void screen_install_colormap(ObClient *client, gboolean install)
1253 if (client == NULL || client->colormap == None) {
1255 XInstallColormap(obt_display, RrColormap(ob_rr_inst));
1257 XUninstallColormap(obt_display, RrColormap(ob_rr_inst));
1259 obt_display_ignore_errors(TRUE);
1261 XInstallColormap(obt_display, client->colormap);
1263 XUninstallColormap(obt_display, client->colormap);
1264 obt_display_ignore_errors(FALSE);
1268 #define STRUT_LEFT_ON_MONITOR(s, i) \
1269 (RANGES_INTERSECT(s->left_start, s->left_end - s->left_start + 1, \
1270 monitor_area[i].y, monitor_area[i].height))
1271 #define STRUT_RIGHT_ON_MONITOR(s, i) \
1272 (RANGES_INTERSECT(s->right_start, s->right_end - s->right_start + 1, \
1273 monitor_area[i].y, monitor_area[i].height))
1274 #define STRUT_TOP_ON_MONITOR(s, i) \
1275 (RANGES_INTERSECT(s->top_start, s->top_end - s->top_start + 1, \
1276 monitor_area[i].x, monitor_area[i].width))
1277 #define STRUT_BOTTOM_ON_MONITOR(s, i) \
1278 (RANGES_INTERSECT(s->bottom_start, s->bottom_end - s->bottom_start + 1, \
1279 monitor_area[i].x, monitor_area[i].width))
1283 StrutPartial *strut;
1286 #define RESET_STRUT_LIST(sl) \
1287 (g_slist_free(sl), sl = NULL)
1289 #define ADD_STRUT_TO_LIST(sl, d, s) \
1291 ObScreenStrut *ss = g_new(ObScreenStrut, 1); \
1294 sl = g_slist_prepend(sl, ss); \
1297 #define VALIDATE_STRUTS(sl, side, max) \
1300 for (it = sl; it; it = g_slist_next(it)) { \
1301 ObScreenStrut *ss = it->data; \
1302 ss->strut->side = MIN(max, ss->strut->side); \
1306 static void get_xinerama_screens(Rect **xin_areas, guint *nxin)
1311 if (ob_debug_xinerama) {
1312 gint w = WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen));
1313 gint h = HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen));
1315 *xin_areas = g_new(Rect, *nxin + 1);
1316 RECT_SET((*xin_areas)[0], 0, 0, w/2, h);
1317 RECT_SET((*xin_areas)[1], w/2, 0, w-(w/2), h);
1320 else if (obt_display_extension_xinerama) {
1323 XineramaScreenInfo *info = XineramaQueryScreens(obt_display, &n);
1325 *xin_areas = g_new(Rect, *nxin + 1);
1326 for (i = 0; i < *nxin; ++i)
1327 RECT_SET((*xin_areas)[i], info[i].x_org, info[i].y_org,
1328 info[i].width, info[i].height);
1334 *xin_areas = g_new(Rect, *nxin + 1);
1335 RECT_SET((*xin_areas)[0], 0, 0,
1336 WidthOfScreen(ScreenOfDisplay(obt_display, ob_screen)),
1337 HeightOfScreen(ScreenOfDisplay(obt_display, ob_screen)));
1340 /* returns one extra with the total area in it */
1341 l = (*xin_areas)[0].x;
1342 t = (*xin_areas)[0].y;
1343 r = (*xin_areas)[0].x + (*xin_areas)[0].width - 1;
1344 b = (*xin_areas)[0].y + (*xin_areas)[0].height - 1;
1345 for (i = 1; i < *nxin; ++i) {
1346 l = MIN(l, (*xin_areas)[i].x);
1347 t = MIN(l, (*xin_areas)[i].y);
1348 r = MAX(r, (*xin_areas)[i].x + (*xin_areas)[i].width - 1);
1349 b = MAX(b, (*xin_areas)[i].y + (*xin_areas)[i].height - 1);
1351 RECT_SET((*xin_areas)[*nxin], l, t, r - l + 1, b - t + 1);
1354 void screen_update_areas(void)
1361 g_free(monitor_area);
1362 get_xinerama_screens(&monitor_area, &screen_num_monitors);
1364 /* set up the user-specified margins */
1365 config_margins.top_start = RECT_LEFT(monitor_area[screen_num_monitors]);
1366 config_margins.top_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
1367 config_margins.bottom_start = RECT_LEFT(monitor_area[screen_num_monitors]);
1368 config_margins.bottom_end = RECT_RIGHT(monitor_area[screen_num_monitors]);
1369 config_margins.left_start = RECT_TOP(monitor_area[screen_num_monitors]);
1370 config_margins.left_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1371 config_margins.right_start = RECT_TOP(monitor_area[screen_num_monitors]);
1372 config_margins.right_end = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1374 dims = g_new(gulong, 4 * screen_num_desktops * screen_num_monitors);
1376 RESET_STRUT_LIST(struts_left);
1377 RESET_STRUT_LIST(struts_top);
1378 RESET_STRUT_LIST(struts_right);
1379 RESET_STRUT_LIST(struts_bottom);
1381 /* collect the struts */
1382 for (it = client_list; it; it = g_list_next(it)) {
1383 ObClient *c = it->data;
1385 ADD_STRUT_TO_LIST(struts_left, c->desktop, &c->strut);
1387 ADD_STRUT_TO_LIST(struts_top, c->desktop, &c->strut);
1389 ADD_STRUT_TO_LIST(struts_right, c->desktop, &c->strut);
1390 if (c->strut.bottom)
1391 ADD_STRUT_TO_LIST(struts_bottom, c->desktop, &c->strut);
1393 if (dock_strut.left)
1394 ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &dock_strut);
1396 ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &dock_strut);
1397 if (dock_strut.right)
1398 ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &dock_strut);
1399 if (dock_strut.bottom)
1400 ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &dock_strut);
1402 if (config_margins.left)
1403 ADD_STRUT_TO_LIST(struts_left, DESKTOP_ALL, &config_margins);
1404 if (config_margins.top)
1405 ADD_STRUT_TO_LIST(struts_top, DESKTOP_ALL, &config_margins);
1406 if (config_margins.right)
1407 ADD_STRUT_TO_LIST(struts_right, DESKTOP_ALL, &config_margins);
1408 if (config_margins.bottom)
1409 ADD_STRUT_TO_LIST(struts_bottom, DESKTOP_ALL, &config_margins);
1411 VALIDATE_STRUTS(struts_left, left,
1412 monitor_area[screen_num_monitors].width / 2);
1413 VALIDATE_STRUTS(struts_right, right,
1414 monitor_area[screen_num_monitors].width / 2);
1415 VALIDATE_STRUTS(struts_top, top,
1416 monitor_area[screen_num_monitors].height / 2);
1417 VALIDATE_STRUTS(struts_bottom, bottom,
1418 monitor_area[screen_num_monitors].height / 2);
1420 /* set up the work areas to be full screen */
1421 for (i = 0; i < screen_num_monitors; ++i)
1422 for (j = 0; j < screen_num_desktops; ++j) {
1423 dims[(i * screen_num_desktops + j) * 4+0] = monitor_area[i].x;
1424 dims[(i * screen_num_desktops + j) * 4+1] = monitor_area[i].y;
1425 dims[(i * screen_num_desktops + j) * 4+2] = monitor_area[i].width;
1426 dims[(i * screen_num_desktops + j) * 4+3] = monitor_area[i].height;
1429 /* calculate the work areas from the struts */
1430 for (i = 0; i < screen_num_monitors; ++i)
1431 for (j = 0; j < screen_num_desktops; ++j) {
1432 gint l = 0, r = 0, t = 0, b = 0;
1434 /* only add the strut to the area if it touches the monitor */
1436 for (sit = struts_left; sit; sit = g_slist_next(sit)) {
1437 ObScreenStrut *s = sit->data;
1438 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1439 STRUT_LEFT_ON_MONITOR(s->strut, i))
1440 l = MAX(l, s->strut->left);
1442 for (sit = struts_top; sit; sit = g_slist_next(sit)) {
1443 ObScreenStrut *s = sit->data;
1444 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1445 STRUT_TOP_ON_MONITOR(s->strut, i))
1446 t = MAX(t, s->strut->top);
1448 for (sit = struts_right; sit; sit = g_slist_next(sit)) {
1449 ObScreenStrut *s = sit->data;
1450 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1451 STRUT_RIGHT_ON_MONITOR(s->strut, i))
1452 r = MAX(r, s->strut->right);
1454 for (sit = struts_bottom; sit; sit = g_slist_next(sit)) {
1455 ObScreenStrut *s = sit->data;
1456 if ((s->desktop == j || s->desktop == DESKTOP_ALL) &&
1457 STRUT_BOTTOM_ON_MONITOR(s->strut, i))
1458 b = MAX(b, s->strut->bottom);
1461 /* based on these margins, set the work area for the
1463 dims[(i * screen_num_desktops + j) * 4 + 0] += l;
1464 dims[(i * screen_num_desktops + j) * 4 + 1] += t;
1465 dims[(i * screen_num_desktops + j) * 4 + 2] -= l + r;
1466 dims[(i * screen_num_desktops + j) * 4 + 3] -= t + b;
1469 /* all the work areas are not used here, only the ones for the first
1471 OBT_PROP_SETA32(obt_root(ob_screen), NET_WORKAREA, CARDINAL,
1472 dims, 4 * screen_num_desktops);
1474 /* the area has changed, adjust all the windows if they need it */
1475 for (it = client_list; it; it = g_list_next(it))
1476 client_reconfigure(it->data, FALSE);
1482 Rect* screen_area_all_monitors(guint desktop)
1487 a = screen_area_monitor(desktop, 0);
1489 /* combine all the monitors together */
1490 for (i = 1; i < screen_num_monitors; ++i) {
1491 Rect *m = screen_area_monitor(desktop, i);
1494 l = MIN(RECT_LEFT(*a), RECT_LEFT(*m));
1495 t = MIN(RECT_TOP(*a), RECT_TOP(*m));
1496 r = MAX(RECT_RIGHT(*a), RECT_RIGHT(*m));
1497 b = MAX(RECT_BOTTOM(*a), RECT_BOTTOM(*m));
1499 RECT_SET(*a, l, t, r - l + 1, b - t + 1);
1508 #define STRUT_LEFT_IN_SEARCH(s, search) \
1509 (RANGES_INTERSECT(search->y, search->height, \
1510 s->left_start, s->left_end - s->left_start + 1))
1511 #define STRUT_RIGHT_IN_SEARCH(s, search) \
1512 (RANGES_INTERSECT(search->y, search->height, \
1513 s->right_start, s->right_end - s->right_start + 1))
1514 #define STRUT_TOP_IN_SEARCH(s, search) \
1515 (RANGES_INTERSECT(search->x, search->width, \
1516 s->top_start, s->top_end - s->top_start + 1))
1517 #define STRUT_BOTTOM_IN_SEARCH(s, search) \
1518 (RANGES_INTERSECT(search->x, search->width, \
1519 s->bottom_start, s->bottom_end - s->bottom_start + 1))
1521 #define STRUT_LEFT_IGNORE(s, us, search) \
1522 (head == SCREEN_AREA_ALL_MONITORS && us && \
1523 RECT_LEFT(monitor_area[i]) + s->left > RECT_LEFT(*search))
1524 #define STRUT_RIGHT_IGNORE(s, us, search) \
1525 (head == SCREEN_AREA_ALL_MONITORS && us && \
1526 RECT_RIGHT(monitor_area[i]) - s->right < RECT_RIGHT(*search))
1527 #define STRUT_TOP_IGNORE(s, us, search) \
1528 (head == SCREEN_AREA_ALL_MONITORS && us && \
1529 RECT_TOP(monitor_area[i]) + s->top > RECT_TOP(*search))
1530 #define STRUT_BOTTOM_IGNORE(s, us, search) \
1531 (head == SCREEN_AREA_ALL_MONITORS && us && \
1532 RECT_BOTTOM(monitor_area[i]) - s->bottom < RECT_BOTTOM(*search))
1534 Rect* screen_area(guint desktop, guint head, Rect *search)
1538 gint l, r, t, b, al, ar, at, ab;
1540 gboolean us = search != NULL; /* user provided search */
1542 g_assert(desktop < screen_num_desktops || desktop == DESKTOP_ALL);
1543 g_assert(head < screen_num_monitors || head == SCREEN_AREA_ONE_MONITOR ||
1544 head == SCREEN_AREA_ALL_MONITORS);
1545 g_assert(!(head == SCREEN_AREA_ONE_MONITOR && search == NULL));
1547 /* find any struts for this monitor
1548 which will be affecting the search area.
1551 /* search everything if search is null */
1553 if (head < screen_num_monitors) search = &monitor_area[head];
1554 else search = &monitor_area[screen_num_monitors];
1556 if (head == SCREEN_AREA_ONE_MONITOR) head = screen_find_monitor(search);
1558 /* al is "all left" meaning the furthest left you can get, l is our
1559 "working left" meaning our current strut edge which we're calculating
1562 /* only include monitors which the search area lines up with */
1563 if (RECT_INTERSECTS_RECT(monitor_area[screen_num_monitors], *search)) {
1564 al = l = RECT_RIGHT(monitor_area[screen_num_monitors]);
1565 at = t = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1566 ar = r = RECT_LEFT(monitor_area[screen_num_monitors]);
1567 ab = b = RECT_TOP(monitor_area[screen_num_monitors]);
1568 for (i = 0; i < screen_num_monitors; ++i) {
1569 /* add the monitor if applicable */
1570 if (RANGES_INTERSECT(search->x, search->width,
1571 monitor_area[i].x, monitor_area[i].width))
1573 at = t = MIN(t, RECT_TOP(monitor_area[i]));
1574 ab = b = MAX(b, RECT_BOTTOM(monitor_area[i]));
1576 if (RANGES_INTERSECT(search->y, search->height,
1577 monitor_area[i].y, monitor_area[i].height))
1579 al = l = MIN(l, RECT_LEFT(monitor_area[i]));
1580 ar = r = MAX(r, RECT_RIGHT(monitor_area[i]));
1584 al = l = RECT_LEFT(monitor_area[screen_num_monitors]);
1585 at = t = RECT_TOP(monitor_area[screen_num_monitors]);
1586 ar = r = RECT_RIGHT(monitor_area[screen_num_monitors]);
1587 ab = b = RECT_BOTTOM(monitor_area[screen_num_monitors]);
1590 for (d = 0; d < screen_num_desktops; ++d) {
1591 if (d != desktop && desktop != DESKTOP_ALL) continue;
1593 for (i = 0; i < screen_num_monitors; ++i) {
1594 if (head != SCREEN_AREA_ALL_MONITORS && head != i) continue;
1596 for (it = struts_left; it; it = g_slist_next(it)) {
1597 ObScreenStrut *s = it->data;
1598 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1599 STRUT_LEFT_IN_SEARCH(s->strut, search) &&
1600 !STRUT_LEFT_IGNORE(s->strut, us, search))
1601 l = MAX(l, al + s->strut->left);
1603 for (it = struts_top; it; it = g_slist_next(it)) {
1604 ObScreenStrut *s = it->data;
1605 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1606 STRUT_TOP_IN_SEARCH(s->strut, search) &&
1607 !STRUT_TOP_IGNORE(s->strut, us, search))
1608 t = MAX(t, at + s->strut->top);
1610 for (it = struts_right; it; it = g_slist_next(it)) {
1611 ObScreenStrut *s = it->data;
1612 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1613 STRUT_RIGHT_IN_SEARCH(s->strut, search) &&
1614 !STRUT_RIGHT_IGNORE(s->strut, us, search))
1615 r = MIN(r, ar - s->strut->right);
1617 for (it = struts_bottom; it; it = g_slist_next(it)) {
1618 ObScreenStrut *s = it->data;
1619 if ((s->desktop == d || s->desktop == DESKTOP_ALL) &&
1620 STRUT_BOTTOM_IN_SEARCH(s->strut, search) &&
1621 !STRUT_BOTTOM_IGNORE(s->strut, us, search))
1622 b = MIN(b, ab - s->strut->bottom);
1625 /* limit to this monitor */
1627 l = MAX(l, RECT_LEFT(monitor_area[i]));
1628 t = MAX(t, RECT_TOP(monitor_area[i]));
1629 r = MIN(r, RECT_RIGHT(monitor_area[i]));
1630 b = MIN(b, RECT_BOTTOM(monitor_area[i]));
1638 a->width = r - l + 1;
1639 a->height = b - t + 1;
1643 guint screen_find_monitor(Rect *search)
1646 guint most = screen_num_monitors;
1649 for (i = 0; i < screen_num_monitors; ++i) {
1650 Rect *area = screen_physical_area_monitor(i);
1651 if (RECT_INTERSECTS_RECT(*area, *search)) {
1655 RECT_SET_INTERSECTION(r, *area, *search);
1656 v = r.width * r.height;
1668 Rect* screen_physical_area_all_monitors(void)
1670 return screen_physical_area_monitor(screen_num_monitors);
1673 Rect* screen_physical_area_monitor(guint head)
1676 g_assert(head <= screen_num_monitors);
1679 *a = monitor_area[head];
1683 gboolean screen_physical_area_monitor_contains(guint head, Rect *search)
1685 g_assert(head <= screen_num_monitors);
1687 return RECT_INTERSECTS_RECT(monitor_area[head], *search);
1690 Rect* screen_physical_area_active(void)
1695 if (moveresize_client)
1696 a = screen_physical_area_monitor(client_monitor(focus_client));
1697 else if (focus_client)
1698 a = screen_physical_area_monitor(client_monitor(focus_client));
1701 if (screen_pointer_pos(&x, &y))
1702 RECT_SET(mon, x, y, 1, 1);
1704 RECT_SET(mon, 0, 0, 1, 1);
1705 a = screen_physical_area_monitor(screen_find_monitor(&mon));
1710 void screen_set_root_cursor(void)
1712 if (sn_app_starting())
1713 XDefineCursor(obt_display, obt_root(ob_screen),
1714 ob_cursor(OB_CURSOR_BUSYPOINTER));
1716 XDefineCursor(obt_display, obt_root(ob_screen),
1717 ob_cursor(OB_CURSOR_POINTER));
1720 gboolean screen_pointer_pos(gint *x, gint *y)
1727 ret = !!XQueryPointer(obt_display, obt_root(ob_screen),
1728 &w, &w, x, y, &i, &i, &u);
1730 for (i = 0; i < ScreenCount(obt_display); ++i)
1732 if (XQueryPointer(obt_display, obt_root(i),
1733 &w, &w, x, y, &i, &i, &u))