]> Dogcows Code - chaz/openbox/blob - openbox/screen.c
projects / chaz / openbox / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
history | raw | HEAD
comment out the applications example
[chaz/openbox] / openbox / screen.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3 screen.c for the Openbox window manager
4 Copyright (c) 2006 Mikael Magnusson
5 Copyright (c) 2003-2007 Dana Jansens
6
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.
11
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.
16
17 See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "debug.h"
21 #include "openbox.h"
22 #include "dock.h"
23 #include "xerror.h"
24 #include "prop.h"
25 #include "grab.h"
26 #include "startupnotify.h"
27 #include "moveresize.h"
28 #include "config.h"
29 #include "screen.h"
30 #include "client.h"
31 #include "session.h"
32 #include "frame.h"
33 #include "event.h"
34 #include "focus.h"
35 #include "popup.h"
36 #include "extensions.h"
37 #include "render/render.h"
38 #include "gettext.h"
39
40 #include <X11/Xlib.h>
41 #ifdef HAVE_UNISTD_H
42 # include <sys/types.h>
43 # include <unistd.h>
44 #endif
45 #include <assert.h>
46
47 /*! The event mask to grab on the root window */
48 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
49 EnterWindowMask | LeaveWindowMask | \
50 SubstructureRedirectMask | FocusChangeMask | \
51 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
52
53 guint screen_num_desktops;
54 guint screen_num_monitors;
55 guint screen_desktop;
56 guint screen_last_desktop;
57 Size screen_physical_size;
58 gboolean screen_showing_desktop;
59 DesktopLayout screen_desktop_layout;
60 gchar **screen_desktop_names;
61 Window screen_support_win;
62 Time screen_desktop_user_time = CurrentTime;
63
64 static Rect **area; /* array of desktop holding array of xinerama areas */
65 static Rect *monitor_area;
66
67 static ObPagerPopup *desktop_cycle_popup;
68
69 static gboolean replace_wm()
70 {
71 gchar *wm_sn;
72 Atom wm_sn_atom;
73 Window current_wm_sn_owner;
74 Time timestamp;
75
76 wm_sn = g_strdup_printf("WM_S%d", ob_screen);
77 wm_sn_atom = XInternAtom(ob_display, wm_sn, FALSE);
78 g_free(wm_sn);
79
80 current_wm_sn_owner = XGetSelectionOwner(ob_display, wm_sn_atom);
81 if (current_wm_sn_owner == screen_support_win)
82 current_wm_sn_owner = None;
83 if (current_wm_sn_owner) {
84 if (!ob_replace_wm) {
85 g_message(_("A window manager is already running on screen %d"),
86 ob_screen);
87 return FALSE;
88 }
89 xerror_set_ignore(TRUE);
90 xerror_occured = FALSE;
91
92 /* We want to find out when the current selection owner dies */
93 XSelectInput(ob_display, current_wm_sn_owner, StructureNotifyMask);
94 XSync(ob_display, FALSE);
95
96 xerror_set_ignore(FALSE);
97 if (xerror_occured)
98 current_wm_sn_owner = None;
99 }
100
101 {
102 /* Generate a timestamp */
103 XEvent event;
104
105 XSelectInput(ob_display, screen_support_win, PropertyChangeMask);
106
107 XChangeProperty(ob_display, screen_support_win,
108 prop_atoms.wm_class, prop_atoms.string,
109 8, PropModeAppend, NULL, 0);
110 XWindowEvent(ob_display, screen_support_win,
111 PropertyChangeMask, &event);
112
113 XSelectInput(ob_display, screen_support_win, NoEventMask);
114
115 timestamp = event.xproperty.time;
116 }
117
118 XSetSelectionOwner(ob_display, wm_sn_atom, screen_support_win,
119 timestamp);
120
121 if (XGetSelectionOwner(ob_display, wm_sn_atom) != screen_support_win) {
122 g_message(_("Could not acquire window manager selection on screen %d"),
123 ob_screen);
124 return FALSE;
125 }
126
127 /* Wait for old window manager to go away */
128 if (current_wm_sn_owner) {
129 XEvent event;
130 gulong wait = 0;
131 const gulong timeout = G_USEC_PER_SEC * 15; /* wait for 15s max */
132
133 while (wait < timeout) {
134 if (XCheckWindowEvent(ob_display, current_wm_sn_owner,
135 StructureNotifyMask, &event) &&
136 event.type == DestroyNotify)
137 break;
138 g_usleep(G_USEC_PER_SEC / 10);
139 wait += G_USEC_PER_SEC / 10;
140 }
141
142 if (wait >= timeout) {
143 g_message(_("The WM on screen %d is not exiting"), ob_screen);
144 return FALSE;
145 }
146 }
147
148 /* Send client message indicating that we are now the WM */
149 prop_message(RootWindow(ob_display, ob_screen), prop_atoms.manager,
150 timestamp, wm_sn_atom, screen_support_win, 0,
151 SubstructureNotifyMask);
152
153 return TRUE;
154 }
155
156 gboolean screen_annex()
157 {
158 XSetWindowAttributes attrib;
159 pid_t pid;
160 gint i, num_support;
161 Atom *prop_atoms_start, *wm_supported_pos;
162 gulong *supported;
163
164 /* create the netwm support window */
165 attrib.override_redirect = TRUE;
166 screen_support_win = XCreateWindow(ob_display,
167 RootWindow(ob_display, ob_screen),
168 -100, -100, 1, 1, 0,
169 CopyFromParent, InputOutput,
170 CopyFromParent,
171 CWOverrideRedirect, &attrib);
172 XMapWindow(ob_display, screen_support_win);
173 XLowerWindow(ob_display, screen_support_win);
174
175 if (!replace_wm()) {
176 XDestroyWindow(ob_display, screen_support_win);
177 return FALSE;
178 }
179
180 xerror_set_ignore(TRUE);
181 xerror_occured = FALSE;
182 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
183 ROOT_EVENTMASK);
184 xerror_set_ignore(FALSE);
185 if (xerror_occured) {
186 g_message(_("A window manager is already running on screen %d"),
187 ob_screen);
188
189 XDestroyWindow(ob_display, screen_support_win);
190 return FALSE;
191 }
192
193 screen_set_root_cursor();
194
195 /* set the OPENBOX_PID hint */
196 pid = getpid();
197 PROP_SET32(RootWindow(ob_display, ob_screen),
198 openbox_pid, cardinal, pid);
199
200 /* set supporting window */
201 PROP_SET32(RootWindow(ob_display, ob_screen),
202 net_supporting_wm_check, window, screen_support_win);
203
204 /* set properties on the supporting window */
205 PROP_SETS(screen_support_win, net_wm_name, "Openbox");
206 PROP_SET32(screen_support_win, net_supporting_wm_check,
207 window, screen_support_win);
208
209 /* set the _NET_SUPPORTED_ATOMS hint */
210
211 /* this is all the atoms after net_supported in the prop_atoms struct */
212 prop_atoms_start = (Atom*)&prop_atoms;
213 wm_supported_pos = (Atom*)&(prop_atoms.net_supported);
214 num_support = sizeof(prop_atoms) / sizeof(Atom) -
215 (wm_supported_pos - prop_atoms_start) - 1;
216 i = 0;
217 supported = g_new(gulong, num_support);
218 supported[i++] = prop_atoms.net_wm_full_placement;
219 supported[i++] = prop_atoms.net_current_desktop;
220 supported[i++] = prop_atoms.net_number_of_desktops;
221 supported[i++] = prop_atoms.net_desktop_geometry;
222 supported[i++] = prop_atoms.net_desktop_viewport;
223 supported[i++] = prop_atoms.net_active_window;
224 supported[i++] = prop_atoms.net_workarea;
225 supported[i++] = prop_atoms.net_client_list;
226 supported[i++] = prop_atoms.net_client_list_stacking;
227 supported[i++] = prop_atoms.net_desktop_names;
228 supported[i++] = prop_atoms.net_close_window;
229 supported[i++] = prop_atoms.net_desktop_layout;
230 supported[i++] = prop_atoms.net_showing_desktop;
231 supported[i++] = prop_atoms.net_wm_name;
232 supported[i++] = prop_atoms.net_wm_visible_name;
233 supported[i++] = prop_atoms.net_wm_icon_name;
234 supported[i++] = prop_atoms.net_wm_visible_icon_name;
235 supported[i++] = prop_atoms.net_wm_desktop;
236 supported[i++] = prop_atoms.net_wm_strut;
237 supported[i++] = prop_atoms.net_wm_strut_partial;
238 supported[i++] = prop_atoms.net_wm_icon;
239 supported[i++] = prop_atoms.net_wm_icon_geometry;
240 supported[i++] = prop_atoms.net_wm_window_type;
241 supported[i++] = prop_atoms.net_wm_window_type_desktop;
242 supported[i++] = prop_atoms.net_wm_window_type_dock;
243 supported[i++] = prop_atoms.net_wm_window_type_toolbar;
244 supported[i++] = prop_atoms.net_wm_window_type_menu;
245 supported[i++] = prop_atoms.net_wm_window_type_utility;
246 supported[i++] = prop_atoms.net_wm_window_type_splash;
247 supported[i++] = prop_atoms.net_wm_window_type_dialog;
248 supported[i++] = prop_atoms.net_wm_window_type_normal;
249 supported[i++] = prop_atoms.net_wm_allowed_actions;
250 supported[i++] = prop_atoms.net_wm_action_move;
251 supported[i++] = prop_atoms.net_wm_action_resize;
252 supported[i++] = prop_atoms.net_wm_action_minimize;
253 supported[i++] = prop_atoms.net_wm_action_shade;
254 supported[i++] = prop_atoms.net_wm_action_maximize_horz;
255 supported[i++] = prop_atoms.net_wm_action_maximize_vert;
256 supported[i++] = prop_atoms.net_wm_action_fullscreen;
257 supported[i++] = prop_atoms.net_wm_action_change_desktop;
258 supported[i++] = prop_atoms.net_wm_action_close;
259 supported[i++] = prop_atoms.net_wm_state;
260 supported[i++] = prop_atoms.net_wm_state_modal;
261 supported[i++] = prop_atoms.net_wm_state_maximized_vert;
262 supported[i++] = prop_atoms.net_wm_state_maximized_horz;
263 supported[i++] = prop_atoms.net_wm_state_shaded;
264 supported[i++] = prop_atoms.net_wm_state_skip_taskbar;
265 supported[i++] = prop_atoms.net_wm_state_skip_pager;
266 supported[i++] = prop_atoms.net_wm_state_hidden;
267 supported[i++] = prop_atoms.net_wm_state_fullscreen;
268 supported[i++] = prop_atoms.net_wm_state_above;
269 supported[i++] = prop_atoms.net_wm_state_below;
270 supported[i++] = prop_atoms.net_wm_state_demands_attention;
271 supported[i++] = prop_atoms.net_moveresize_window;
272 supported[i++] = prop_atoms.net_wm_moveresize;
273 supported[i++] = prop_atoms.net_wm_user_time;
274 supported[i++] = prop_atoms.net_wm_user_time_window;
275 supported[i++] = prop_atoms.net_frame_extents;
276 supported[i++] = prop_atoms.net_request_frame_extents;
277 supported[i++] = prop_atoms.net_restack_window;
278 supported[i++] = prop_atoms.net_startup_id;
279 #ifdef SYNC
280 supported[i++] = prop_atoms.net_wm_sync_request;
281 supported[i++] = prop_atoms.net_wm_sync_request_counter;
282 #endif
283
284 supported[i++] = prop_atoms.net_supporting_wm_check;
285 supported[i++] = prop_atoms.net_wm_action_above;
286 supported[i++] = prop_atoms.net_wm_action_below;
287
288 supported[i++] = prop_atoms.kde_wm_change_state;
289 supported[i++] = prop_atoms.kde_net_wm_frame_strut;
290 supported[i++] = prop_atoms.kde_net_wm_window_type_override;
291
292 supported[i++] = prop_atoms.ob_wm_action_undecorate;
293 supported[i++] = prop_atoms.ob_wm_state_undecorated;
294 supported[i++] = prop_atoms.openbox_pid;
295 supported[i++] = prop_atoms.ob_config;
296 supported[i++] = prop_atoms.ob_control;
297 g_assert(i == num_support);
298
299 PROP_SETA32(RootWindow(ob_display, ob_screen),
300 net_supported, atom, supported, num_support);
301 g_free(supported);
302
303 return TRUE;
304 }
305
306 void screen_startup(gboolean reconfig)
307 {
308 guint i, numnames;
309 gchar **names;
310 GSList *it;
311 guint32 d;
312
313 desktop_cycle_popup = pager_popup_new(FALSE);
314 pager_popup_height(desktop_cycle_popup, POPUP_HEIGHT);
315
316 if (reconfig) {
317 /* update the pager popup's width */
318 pager_popup_text_width_to_strings(desktop_cycle_popup,
319 screen_desktop_names,
320 screen_num_desktops);
321 return;
322 }
323
324 /* get the initial size */
325 screen_resize();
326
327 /* get the desktop names */
328 numnames = g_slist_length(config_desktops_names);
329 names = g_new(gchar*, numnames + 1);
330 names[numnames] = NULL;
331 for (i = 0, it = config_desktops_names; it; ++i, it = g_slist_next(it))
332 names[i] = g_strdup(it->data);
333
334 /* set the root window property */
335 PROP_SETSS(RootWindow(ob_display, ob_screen), net_desktop_names,names);
336
337 g_strfreev(names);
338
339 /* set the number of desktops */
340 screen_num_desktops = 0;
341 screen_set_num_desktops(config_desktops_num);
342
343 /* start on the current desktop when a wm was already running */
344 if (PROP_GET32(RootWindow(ob_display, ob_screen),
345 net_current_desktop, cardinal, &d) &&
346 d < screen_num_desktops)
347 {
348 screen_set_desktop(d, FALSE);
349 } else if (session_desktop >= 0)
350 screen_set_desktop(MIN((guint)session_desktop,
351 screen_num_desktops), FALSE);
352 else
353 screen_set_desktop(MIN(config_screen_firstdesk,
354 screen_num_desktops) - 1, FALSE);
355
356 /* don't start in showing-desktop mode */
357 screen_showing_desktop = FALSE;
358 PROP_SET32(RootWindow(ob_display, ob_screen),
359 net_showing_desktop, cardinal, screen_showing_desktop);
360
361 screen_update_layout();
362 }
363
364 void screen_shutdown(gboolean reconfig)
365 {
366 Rect **r;
367
368 pager_popup_free(desktop_cycle_popup);
369
370 if (reconfig)
371 return;
372
373 XSelectInput(ob_display, RootWindow(ob_display, ob_screen),
374 NoEventMask);
375
376 /* we're not running here no more! */
377 PROP_ERASE(RootWindow(ob_display, ob_screen), openbox_pid);
378 /* not without us */
379 PROP_ERASE(RootWindow(ob_display, ob_screen), net_supported);
380 /* don't keep this mode */
381 PROP_ERASE(RootWindow(ob_display, ob_screen), net_showing_desktop);
382
383 XDestroyWindow(ob_display, screen_support_win);
384
385 g_strfreev(screen_desktop_names);
386 screen_desktop_names = NULL;
387
388 for (r = area; *r; ++r)
389 g_free(*r);
390 g_free(area);
391 area = NULL;
392 }
393
394 void screen_resize()
395 {
396 static gint oldw = 0, oldh = 0;
397 gint w, h;
398 GList *it;
399 gulong geometry[2];
400
401 w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
402 h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
403
404 if (w == oldw && h == oldh) return;
405
406 oldw = w; oldh = h;
407
408 /* Set the _NET_DESKTOP_GEOMETRY hint */
409 screen_physical_size.width = geometry[0] = w;
410 screen_physical_size.height = geometry[1] = h;
411 PROP_SETA32(RootWindow(ob_display, ob_screen),
412 net_desktop_geometry, cardinal, geometry, 2);
413
414 if (ob_state() == OB_STATE_STARTING)
415 return;
416
417 screen_update_areas();
418 dock_configure();
419
420 for (it = client_list; it; it = g_list_next(it))
421 client_move_onscreen(it->data, FALSE);
422 }
423
424 void screen_set_num_desktops(guint num)
425 {
426 guint old;
427 gulong *viewport;
428 GList *it;
429
430 g_assert(num > 0);
431
432 if (screen_num_desktops == num) return;
433
434 old = screen_num_desktops;
435 screen_num_desktops = num;
436 PROP_SET32(RootWindow(ob_display, ob_screen),
437 net_number_of_desktops, cardinal, num);
438
439 /* set the viewport hint */
440 viewport = g_new0(gulong, num * 2);
441 PROP_SETA32(RootWindow(ob_display, ob_screen),
442 net_desktop_viewport, cardinal, viewport, num * 2);
443 g_free(viewport);
444
445 /* the number of rows/columns will differ */
446 screen_update_layout();
447
448 /* move windows on desktops that will no longer exist! */
449 for (it = client_list; it; it = g_list_next(it)) {
450 ObClient *c = it->data;
451 if (c->desktop >= num && c->desktop != DESKTOP_ALL)
452 client_set_desktop(c, num - 1, FALSE);
453 }
454
455 /* change our struts/area to match (after moving windows) */
456 screen_update_areas();
457
458 /* may be some unnamed desktops that we need to fill in with names
459 (after updating the areas so the popup can resize) */
460 screen_update_desktop_names();
461
462 /* change our desktop if we're on one that no longer exists! */
463 if (screen_desktop >= screen_num_desktops)
464 screen_set_desktop(num - 1, TRUE);
465 }
466
467 void screen_set_desktop(guint num, gboolean dofocus)
468 {
469 ObClient *c;
470 GList *it;
471 guint old;
472
473 g_assert(num < screen_num_desktops);
474
475 old = screen_desktop;
476 screen_desktop = num;
477 PROP_SET32(RootWindow(ob_display, ob_screen),
478 net_current_desktop, cardinal, num);
479
480 if (old == num) return;
481
482 screen_last_desktop = old;
483
484 ob_debug("Moving to desktop %d\n", num+1);
485
486 if (moveresize_client)
487 client_set_desktop(moveresize_client, num, TRUE);
488
489 /* show windows before hiding the rest to lessen the enter/leave events */
490
491 /* show windows from top to bottom */
492 for (it = stacking_list; it; it = g_list_next(it)) {
493 if (WINDOW_IS_CLIENT(it->data)) {
494 ObClient *c = it->data;
495 client_show(c);
496 }
497 }
498
499 /* have to try focus here because when you leave an empty desktop
500 there is no focus out to watch for
501
502 do this before hiding the windows so if helper windows are coming
503 with us, they don't get hidden
504 */
505 if (dofocus && (c = focus_fallback(TRUE))) {
506 /* only do the flicker reducing stuff ahead of time if we are going
507 to call xsetinputfocus on the window ourselves. otherwise there is
508 no guarantee the window will actually take focus.. */
509 if (c->can_focus) {
510 /* reduce flicker by hiliting now rather than waiting for the
511 server FocusIn event */
512 frame_adjust_focus(c->frame, TRUE);
513 /* do this here so that if you switch desktops to a window with
514 helper windows then the helper windows won't flash */
515 client_bring_helper_windows(c);
516 }
517 }
518
519 /* hide windows from bottom to top */
520 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
521 if (WINDOW_IS_CLIENT(it->data)) {
522 ObClient *c = it->data;
523 client_hide(c);
524 }
525 }
526
527 event_ignore_all_queued_enters();
528
529 if (event_curtime != CurrentTime)
530 screen_desktop_user_time = event_curtime;
531 }
532
533 static void get_row_col(guint d, guint *r, guint *c)
534 {
535 switch (screen_desktop_layout.orientation) {
536 case OB_ORIENTATION_HORZ:
537 switch (screen_desktop_layout.start_corner) {
538 case OB_CORNER_TOPLEFT:
539 *r = d / screen_desktop_layout.columns;
540 *c = d % screen_desktop_layout.columns;
541 break;
542 case OB_CORNER_BOTTOMLEFT:
543 *r = screen_desktop_layout.rows - 1 -
544 d / screen_desktop_layout.columns;
545 *c = d % screen_desktop_layout.columns;
546 break;
547 case OB_CORNER_TOPRIGHT:
548 *r = d / screen_desktop_layout.columns;
549 *c = screen_desktop_layout.columns - 1 -
550 d % screen_desktop_layout.columns;
551 break;
552 case OB_CORNER_BOTTOMRIGHT:
553 *r = screen_desktop_layout.rows - 1 -
554 d / screen_desktop_layout.columns;
555 *c = screen_desktop_layout.columns - 1 -
556 d % screen_desktop_layout.columns;
557 break;
558 }
559 break;
560 case OB_ORIENTATION_VERT:
561 switch (screen_desktop_layout.start_corner) {
562 case OB_CORNER_TOPLEFT:
563 *r = d % screen_desktop_layout.rows;
564 *c = d / screen_desktop_layout.rows;
565 break;
566 case OB_CORNER_BOTTOMLEFT:
567 *r = screen_desktop_layout.rows - 1 -
568 d % screen_desktop_layout.rows;
569 *c = d / screen_desktop_layout.rows;
570 break;
571 case OB_CORNER_TOPRIGHT:
572 *r = d % screen_desktop_layout.rows;
573 *c = screen_desktop_layout.columns - 1 -
574 d / screen_desktop_layout.rows;
575 break;
576 case OB_CORNER_BOTTOMRIGHT:
577 *r = screen_desktop_layout.rows - 1 -
578 d % screen_desktop_layout.rows;
579 *c = screen_desktop_layout.columns - 1 -
580 d / screen_desktop_layout.rows;
581 break;
582 }
583 break;
584 }
585 }
586
587 static guint translate_row_col(guint r, guint c)
588 {
589 switch (screen_desktop_layout.orientation) {
590 case OB_ORIENTATION_HORZ:
591 switch (screen_desktop_layout.start_corner) {
592 case OB_CORNER_TOPLEFT:
593 return r % screen_desktop_layout.rows *
594 screen_desktop_layout.columns +
595 c % screen_desktop_layout.columns;
596 case OB_CORNER_BOTTOMLEFT:
597 return (screen_desktop_layout.rows - 1 -
598 r % screen_desktop_layout.rows) *
599 screen_desktop_layout.columns +
600 c % screen_desktop_layout.columns;
601 case OB_CORNER_TOPRIGHT:
602 return r % screen_desktop_layout.rows *
603 screen_desktop_layout.columns +
604 (screen_desktop_layout.columns - 1 -
605 c % screen_desktop_layout.columns);
606 case OB_CORNER_BOTTOMRIGHT:
607 return (screen_desktop_layout.rows - 1 -
608 r % screen_desktop_layout.rows) *
609 screen_desktop_layout.columns +
610 (screen_desktop_layout.columns - 1 -
611 c % screen_desktop_layout.columns);
612 }
613 case OB_ORIENTATION_VERT:
614 switch (screen_desktop_layout.start_corner) {
615 case OB_CORNER_TOPLEFT:
616 return c % screen_desktop_layout.columns *
617 screen_desktop_layout.rows +
618 r % screen_desktop_layout.rows;
619 case OB_CORNER_BOTTOMLEFT:
620 return c % screen_desktop_layout.columns *
621 screen_desktop_layout.rows +
622 (screen_desktop_layout.rows - 1 -
623 r % screen_desktop_layout.rows);
624 case OB_CORNER_TOPRIGHT:
625 return (screen_desktop_layout.columns - 1 -
626 c % screen_desktop_layout.columns) *
627 screen_desktop_layout.rows +
628 r % screen_desktop_layout.rows;
629 case OB_CORNER_BOTTOMRIGHT:
630 return (screen_desktop_layout.columns - 1 -
631 c % screen_desktop_layout.columns) *
632 screen_desktop_layout.rows +
633 (screen_desktop_layout.rows - 1 -
634 r % screen_desktop_layout.rows);
635 }
636 }
637 g_assert_not_reached();
638 return 0;
639 }
640
641 void screen_desktop_popup(guint d, gboolean show)
642 {
643 Rect *a;
644
645 if (!show) {
646 pager_popup_hide(desktop_cycle_popup);
647 } else {
648 a = screen_physical_area_monitor(0);
649 pager_popup_position(desktop_cycle_popup, CenterGravity,
650 a->x + a->width / 2, a->y + a->height / 2);
651 pager_popup_icon_size_multiplier(desktop_cycle_popup,
652 (screen_desktop_layout.columns /
653 screen_desktop_layout.rows) / 2,
654 (screen_desktop_layout.rows/
655 screen_desktop_layout.columns) / 2);
656 pager_popup_max_width(desktop_cycle_popup,
657 MAX(a->width/3, POPUP_WIDTH));
658 pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d);
659 }
660 }
661
662 guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear,
663 gboolean dialog, gboolean done, gboolean cancel)
664 {
665 guint r, c;
666 static guint d = (guint)-1;
667 guint ret, oldd;
668
669 if (d == (guint)-1)
670 d = screen_desktop;
671
672 if ((cancel || done) && dialog)
673 goto show_cycle_dialog;
674
675 oldd = d;
676 get_row_col(d, &r, &c);
677
678 if (linear) {
679 switch (dir) {
680 case OB_DIRECTION_EAST:
681 if (d < screen_num_desktops - 1)
682 ++d;
683 else if (wrap)
684 d = 0;
685 break;
686 case OB_DIRECTION_WEST:
687 if (d > 0)
688 --d;
689 else if (wrap)
690 d = screen_num_desktops - 1;
691 break;
692 default:
693 assert(0);
694 return screen_desktop;
695 }
696 } else {
697 switch (dir) {
698 case OB_DIRECTION_EAST:
699 ++c;
700 if (c >= screen_desktop_layout.columns) {
701 if (wrap)
702 c = 0;
703 else
704 goto show_cycle_dialog;
705 }
706 d = translate_row_col(r, c);
707 if (d >= screen_num_desktops) {
708 if (wrap) {
709 ++c;
710 } else {
711 d = oldd;
712 goto show_cycle_dialog;
713 }
714 }
715 break;
716 case OB_DIRECTION_WEST:
717 --c;
718 if (c >= screen_desktop_layout.columns) {
719 if (wrap)
720 c = screen_desktop_layout.columns - 1;
721 else
722 goto show_cycle_dialog;
723 }
724 d = translate_row_col(r, c);
725 if (d >= screen_num_desktops) {
726 if (wrap) {
727 --c;
728 } else {
729 d = oldd;
730 goto show_cycle_dialog;
731 }
732 }
733 break;
734 case OB_DIRECTION_SOUTH:
735 ++r;
736 if (r >= screen_desktop_layout.rows) {
737 if (wrap)
738 r = 0;
739 else
740 goto show_cycle_dialog;
741 }
742 d = translate_row_col(r, c);
743 if (d >= screen_num_desktops) {
744 if (wrap) {
745 ++r;
746 } else {
747 d = oldd;
748 goto show_cycle_dialog;
749 }
750 }
751 break;
752 case OB_DIRECTION_NORTH:
753 --r;
754 if (r >= screen_desktop_layout.rows) {
755 if (wrap)
756 r = screen_desktop_layout.rows - 1;
757 else
758 goto show_cycle_dialog;
759 }
760 d = translate_row_col(r, c);
761 if (d >= screen_num_desktops) {
762 if (wrap) {
763 --r;
764 } else {
765 d = oldd;
766 goto show_cycle_dialog;
767 }
768 }
769 break;
770 default:
771 assert(0);
772 return d = screen_desktop;
773 }
774
775 d = translate_row_col(r, c);
776 }
777
778 show_cycle_dialog:
779 if (dialog && !cancel && !done) {
780 screen_desktop_popup(d, TRUE);
781 } else
782 screen_desktop_popup(0, FALSE);
783 ret = d;
784
785 if (!dialog || cancel || done)
786 d = (guint)-1;
787
788 return ret;
789 }
790
791 void screen_update_layout()
792 {
793 ObOrientation orient;
794 ObCorner corner;
795 guint rows;
796 guint cols;
797 guint32 *data;
798 guint num;
799 gboolean valid = FALSE;
800
801 if (PROP_GETA32(RootWindow(ob_display, ob_screen),
802 net_desktop_layout, cardinal, &data, &num)) {
803 if (num == 3 || num == 4) {
804
805 if (data[0] == prop_atoms.net_wm_orientation_vert)
806 orient = OB_ORIENTATION_VERT;
807 else if (data[0] == prop_atoms.net_wm_orientation_horz)
808 orient = OB_ORIENTATION_HORZ;
809 else
810 goto screen_update_layout_bail;
811
812 if (num < 4)
813 corner = OB_CORNER_TOPLEFT;
814 else {
815 if (data[3] == prop_atoms.net_wm_topleft)
816 corner = OB_CORNER_TOPLEFT;
817 else if (data[3] == prop_atoms.net_wm_topright)
818 corner = OB_CORNER_TOPRIGHT;
819 else if (data[3] == prop_atoms.net_wm_bottomright)
820 corner = OB_CORNER_BOTTOMRIGHT;
821 else if (data[3] == prop_atoms.net_wm_bottomleft)
822 corner = OB_CORNER_BOTTOMLEFT;
823 else
824 goto screen_update_layout_bail;
825 }
826
827 cols = data[1];
828 rows = data[2];
829
830 /* fill in a zero rows/columns */
831 if ((cols == 0 && rows == 0)) { /* both 0's is bad data.. */
832 goto screen_update_layout_bail;
833 } else {
834 if (cols == 0) {
835 cols = screen_num_desktops / rows;
836 if (rows * cols < screen_num_desktops)
837 cols++;
838 if (rows * cols >= screen_num_desktops + cols)
839 rows--;
840 } else if (rows == 0) {
841 rows = screen_num_desktops / cols;
842 if (cols * rows < screen_num_desktops)
843 rows++;
844 if (cols * rows >= screen_num_desktops + rows)
845 cols--;
846 }
847 }
848
849 /* bounds checking */
850 if (orient == OB_ORIENTATION_HORZ) {
851 cols = MIN(screen_num_desktops, cols);
852 rows = MIN(rows, (screen_num_desktops + cols - 1) / cols);
853 cols = screen_num_desktops / rows +
854 !!(screen_num_desktops % rows);
855 } else {
856 rows = MIN(screen_num_desktops, rows);
857 cols = MIN(cols, (screen_num_desktops + rows - 1) / rows);
858 rows = screen_num_desktops / cols +
859 !!(screen_num_desktops % cols);
860 }
861
862 valid = TRUE;
863 }
864 screen_update_layout_bail:
865 g_free(data);
866 }
867
868 if (!valid) {
869 /* defaults */
870 orient = OB_ORIENTATION_HORZ;
871 corner = OB_CORNER_TOPLEFT;
872 rows = 1;
873 cols = screen_num_desktops;
874 }
875
876 screen_desktop_layout.orientation = orient;
877 screen_desktop_layout.start_corner = corner;
878 screen_desktop_layout.rows = rows;
879 screen_desktop_layout.columns = cols;
880 }
881
882 void screen_update_desktop_names()
883 {
884 guint i;
885
886 /* empty the array */
887 g_strfreev(screen_desktop_names);
888 screen_desktop_names = NULL;
889
890 if (PROP_GETSS(RootWindow(ob_display, ob_screen),
891 net_desktop_names, utf8, &screen_desktop_names))
892 for (i = 0; screen_desktop_names[i] && i < screen_num_desktops; ++i);
893 else
894 i = 0;
895 if (i < screen_num_desktops) {
896 screen_desktop_names = g_renew(gchar*, screen_desktop_names,
897 screen_num_desktops + 1);
898 screen_desktop_names[screen_num_desktops] = NULL;
899 for (; i < screen_num_desktops; ++i)
900 screen_desktop_names[i] = g_strdup_printf("desktop %i", i + 1);
901 }
902
903 /* resize the pager for these names */
904 pager_popup_text_width_to_strings(desktop_cycle_popup,
905 screen_desktop_names,
906 screen_num_desktops);
907 }
908
909 void screen_show_desktop(gboolean show, ObClient *show_only)
910 {
911 GList *it;
912
913 if (show == screen_showing_desktop) return; /* no change */
914
915 screen_showing_desktop = show;
916
917 if (show) {
918 /* hide windows bottom to top */
919 for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
920 if (WINDOW_IS_CLIENT(it->data)) {
921 ObClient *client = it->data;
922 client_showhide(client);
923 }
924 }
925 }
926 else {
927 /* restore windows top to bottom */
928 for (it = stacking_list; it; it = g_list_next(it)) {
929 if (WINDOW_IS_CLIENT(it->data)) {
930 ObClient *client = it->data;
931 if (client_should_show(client)) {
932 if (!show_only || client == show_only)
933 client_show(client);
934 else
935 client_iconify(client, TRUE, FALSE, TRUE);
936 }
937 }
938 }
939 }
940
941 if (show) {
942 /* focus the desktop */
943 for (it = focus_order; it; it = g_list_next(it)) {
944 ObClient *c = it->data;
945 if (c->type == OB_CLIENT_TYPE_DESKTOP &&
946 (c->desktop == screen_desktop || c->desktop == DESKTOP_ALL) &&
947 client_focus(it->data))
948 break;
949 }
950 }
951 else if (!show_only) {
952 ObClient *c;
953
954 if ((c = focus_fallback(TRUE))) {
955 /* only do the flicker reducing stuff ahead of time if we are going
956 to call xsetinputfocus on the window ourselves. otherwise there
957 is no guarantee the window will actually take focus.. */
958 if (c->can_focus) {
959 /* reduce flicker by hiliting now rather than waiting for the
960 server FocusIn event */
961 frame_adjust_focus(c->frame, TRUE);
962 }
963 }
964 }
965
966 show = !!show; /* make it boolean */
967 PROP_SET32(RootWindow(ob_display, ob_screen),
968 net_showing_desktop, cardinal, show);
969 }
970
971 void screen_install_colormap(ObClient *client, gboolean install)
972 {
973 if (client == NULL) {
974 if (install)
975 XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
976 else
977 XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst));
978 } else {
979 xerror_set_ignore(TRUE);
980 if (install) {
981 if (client->colormap != None)
982 XInstallColormap(RrDisplay(ob_rr_inst), client->colormap);
983 } else
984 XUninstallColormap(RrDisplay(ob_rr_inst), client->colormap);
985 xerror_set_ignore(FALSE);
986 }
987 }
988
989 static inline void
990 screen_area_add_strut_left(const StrutPartial *s, const Rect *monitor_area,
991 gint edge, Strut *ret)
992 {
993 if (s->left &&
994 ((s->left_end <= s->left_start) ||
995 (RECT_TOP(*monitor_area) < s->left_end &&
996 RECT_BOTTOM(*monitor_area) > s->left_start)))
997 ret->left = MAX(ret->left, edge);
998 }
999
1000 static inline void
1001 screen_area_add_strut_top(const StrutPartial *s, const Rect *monitor_area,
1002 gint edge, Strut *ret)
1003 {
1004 if (s->top &&
1005 ((s->top_end <= s->top_start) ||
1006 (RECT_LEFT(*monitor_area) < s->top_end &&
1007 RECT_RIGHT(*monitor_area) > s->top_start)))
1008 ret->top = MAX(ret->top, edge);
1009 }
1010
1011 static inline void
1012 screen_area_add_strut_right(const StrutPartial *s, const Rect *monitor_area,
1013 gint edge, Strut *ret)
1014 {
1015 if (s->right &&
1016 ((s->right_end <= s->right_start) ||
1017 (RECT_TOP(*monitor_area) < s->right_end &&
1018 RECT_BOTTOM(*monitor_area) > s->right_start)))
1019 ret->right = MAX(ret->right, edge);
1020 }
1021
1022 static inline void
1023 screen_area_add_strut_bottom(const StrutPartial *s, const Rect *monitor_area,
1024 gint edge, Strut *ret)
1025 {
1026 if (s->bottom &&
1027 ((s->bottom_end <= s->bottom_start) ||
1028 (RECT_LEFT(*monitor_area) < s->bottom_end &&
1029 RECT_RIGHT(*monitor_area) > s->bottom_start)))
1030 ret->bottom = MAX(ret->bottom, edge);
1031 }
1032
1033 void screen_update_areas()
1034 {
1035 guint i, x;
1036 gulong *dims;
1037 GList *it;
1038 gint o;
1039
1040 g_free(monitor_area);
1041 extensions_xinerama_screens(&monitor_area, &screen_num_monitors);
1042
1043 if (area) {
1044 for (i = 0; area[i]; ++i)
1045 g_free(area[i]);
1046 g_free(area);
1047 }
1048
1049 area = g_new(Rect*, screen_num_desktops + 2);
1050 for (i = 0; i < screen_num_desktops + 1; ++i)
1051 area[i] = g_new0(Rect, screen_num_monitors + 1);
1052 area[i] = NULL;
1053
1054 dims = g_new(gulong, 4 * screen_num_desktops);
1055
1056 for (i = 0; i < screen_num_desktops + 1; ++i) {
1057 Strut *struts;
1058 gint l, r, t, b;
1059
1060 struts = g_new0(Strut, screen_num_monitors);
1061
1062 /* calc the xinerama areas */
1063 for (x = 0; x < screen_num_monitors; ++x) {
1064 area[i][x] = monitor_area[x];
1065 if (x == 0) {
1066 l = monitor_area[x].x;
1067 t = monitor_area[x].y;
1068 r = monitor_area[x].x + monitor_area[x].width - 1;
1069 b = monitor_area[x].y + monitor_area[x].height - 1;
1070 } else {
1071 l = MIN(l, monitor_area[x].x);
1072 t = MIN(t, monitor_area[x].y);
1073 r = MAX(r, monitor_area[x].x + monitor_area[x].width - 1);
1074 b = MAX(b, monitor_area[x].y + monitor_area[x].height - 1);
1075 }
1076 }
1077 RECT_SET(area[i][x], l, t, r - l + 1, b - t + 1);
1078
1079 /* apply the struts */
1080
1081 /* find the left-most xin heads, i do this in 2 loops :| */
1082 o = area[i][0].x;
1083 for (x = 1; x < screen_num_monitors; ++x)
1084 o = MIN(o, area[i][x].x);
1085
1086 for (x = 0; x < screen_num_monitors; ++x) {
1087 for (it = client_list; it; it = g_list_next(it)) {
1088 ObClient *c = it->data;
1089 screen_area_add_strut_left(&c->strut,
1090 &monitor_area[x],
1091 o + c->strut.left - area[i][x].x,
1092 &struts[x]);
1093 }
1094 screen_area_add_strut_left(&dock_strut,
1095 &monitor_area[x],
1096 o + dock_strut.left - area[i][x].x,
1097 &struts[x]);
1098
1099 area[i][x].x += struts[x].left;
1100 area[i][x].width -= struts[x].left;
1101 }
1102
1103 /* find the top-most xin heads, i do this in 2 loops :| */
1104 o = area[i][0].y;
1105 for (x = 1; x < screen_num_monitors; ++x)
1106 o = MIN(o, area[i][x].y);
1107
1108 for (x = 0; x < screen_num_monitors; ++x) {
1109 for (it = client_list; it; it = g_list_next(it)) {
1110 ObClient *c = it->data;
1111 screen_area_add_strut_top(&c->strut,
1112 &monitor_area[x],
1113 o + c->strut.top - area[i][x].y,
1114 &struts[x]);
1115 }
1116 screen_area_add_strut_top(&dock_strut,
1117 &monitor_area[x],
1118 o + dock_strut.top - area[i][x].y,
1119 &struts[x]);
1120
1121 area[i][x].y += struts[x].top;
1122 area[i][x].height -= struts[x].top;
1123 }
1124
1125 /* find the right-most xin heads, i do this in 2 loops :| */
1126 o = area[i][0].x + area[i][0].width - 1;
1127 for (x = 1; x < screen_num_monitors; ++x)
1128 o = MAX(o, area[i][x].x + area[i][x].width - 1);
1129
1130 for (x = 0; x < screen_num_monitors; ++x) {
1131 for (it = client_list; it; it = g_list_next(it)) {
1132 ObClient *c = it->data;
1133 screen_area_add_strut_right(&c->strut,
1134 &monitor_area[x],
1135 (area[i][x].x +
1136 area[i][x].width - 1) -
1137 (o - c->strut.right),
1138 &struts[x]);
1139 }
1140 screen_area_add_strut_right(&dock_strut,
1141 &monitor_area[x],
1142 (area[i][x].x +
1143 area[i][x].width - 1) -
1144 (o - dock_strut.right),
1145 &struts[x]);
1146
1147 area[i][x].width -= struts[x].right;
1148 }
1149
1150 /* find the bottom-most xin heads, i do this in 2 loops :| */
1151 o = area[i][0].y + area[i][0].height - 1;
1152 for (x = 1; x < screen_num_monitors; ++x)
1153 o = MAX(o, area[i][x].y + area[i][x].height - 1);
1154
1155 for (x = 0; x < screen_num_monitors; ++x) {
1156 for (it = client_list; it; it = g_list_next(it)) {
1157 ObClient *c = it->data;
1158 screen_area_add_strut_bottom(&c->strut,
1159 &monitor_area[x],
1160 (area[i][x].y +
1161 area[i][x].height - 1) - \
1162 (o - c->strut.bottom),
1163 &struts[x]);
1164 }
1165 screen_area_add_strut_bottom(&dock_strut,
1166 &monitor_area[x],
1167 (area[i][x].y +
1168 area[i][x].height - 1) - \
1169 (o - dock_strut.bottom),
1170 &struts[x]);
1171
1172 area[i][x].height -= struts[x].bottom;
1173 }
1174
1175 l = RECT_LEFT(area[i][0]);
1176 t = RECT_TOP(area[i][0]);
1177 r = RECT_RIGHT(area[i][0]);
1178 b = RECT_BOTTOM(area[i][0]);
1179 for (x = 1; x < screen_num_monitors; ++x) {
1180 l = MIN(l, RECT_LEFT(area[i][x]));
1181 t = MIN(l, RECT_TOP(area[i][x]));
1182 r = MAX(r, RECT_RIGHT(area[i][x]));
1183 b = MAX(b, RECT_BOTTOM(area[i][x]));
1184 }
1185 RECT_SET(area[i][screen_num_monitors], l, t,
1186 r - l + 1, b - t + 1);
1187
1188 /* XXX optimize when this is run? */
1189
1190 /* the area has changed, adjust all the maximized
1191 windows */
1192 for (it = client_list; it; it = g_list_next(it)) {
1193 ObClient *c = it->data;
1194 if (i < screen_num_desktops) {
1195 if (c->desktop == i)
1196 client_reconfigure(c);
1197 } else if (c->desktop == DESKTOP_ALL)
1198 client_reconfigure(c);
1199 }
1200 if (i < screen_num_desktops) {
1201 /* don't set these for the 'all desktops' area */
1202 dims[(i * 4) + 0] = area[i][screen_num_monitors].x;
1203 dims[(i * 4) + 1] = area[i][screen_num_monitors].y;
1204 dims[(i * 4) + 2] = area[i][screen_num_monitors].width;
1205 dims[(i * 4) + 3] = area[i][screen_num_monitors].height;
1206 }
1207
1208 g_free(struts);
1209 }
1210
1211 PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal,
1212 dims, 4 * screen_num_desktops);
1213
1214 g_free(dims);
1215 }
1216
1217 Rect *screen_area(guint desktop)
1218 {
1219 return screen_area_monitor(desktop, screen_num_monitors);
1220 }
1221
1222 Rect *screen_area_monitor(guint desktop, guint head)
1223 {
1224 if (head > screen_num_monitors)
1225 return NULL;
1226 if (desktop >= screen_num_desktops) {
1227 if (desktop == DESKTOP_ALL)
1228 return &area[screen_num_desktops][head];
1229 return NULL;
1230 }
1231 return &area[desktop][head];
1232 }
1233
1234 guint screen_find_monitor(Rect *search)
1235 {
1236 guint i;
1237 guint most = 0;
1238 guint mostv = 0;
1239
1240 for (i = 0; i < screen_num_monitors; ++i) {
1241 Rect *area = screen_physical_area_monitor(i);
1242 if (RECT_INTERSECTS_RECT(*area, *search)) {
1243 Rect r;
1244 guint v;
1245
1246 RECT_SET_INTERSECTION(r, *area, *search);
1247 v = r.width * r.height;
1248
1249 if (v > mostv) {
1250 mostv = v;
1251 most = i;
1252 }
1253 }
1254 }
1255 return most;
1256 }
1257
1258 Rect *screen_physical_area()
1259 {
1260 return screen_physical_area_monitor(screen_num_monitors);
1261 }
1262
1263 Rect *screen_physical_area_monitor(guint head)
1264 {
1265 if (head > screen_num_monitors)
1266 return NULL;
1267 return &monitor_area[head];
1268 }
1269
1270 void screen_set_root_cursor()
1271 {
1272 if (sn_app_starting())
1273 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1274 ob_cursor(OB_CURSOR_BUSYPOINTER));
1275 else
1276 XDefineCursor(ob_display, RootWindow(ob_display, ob_screen),
1277 ob_cursor(OB_CURSOR_POINTER));
1278 }
1279
1280 gboolean screen_pointer_pos(gint *x, gint *y)
1281 {
1282 Window w;
1283 gint i;
1284 guint u;
1285 gboolean ret;
1286
1287 ret = !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen),
1288 &w, &w, x, y, &i, &i, &u);
1289 if (!ret) {
1290 for (i = 0; i < ScreenCount(ob_display); ++i)
1291 if (i != ob_screen)
1292 if (XQueryPointer(ob_display, RootWindow(ob_display, i),
1293 &w, &w, x, y, &i, &i, &u))
1294 break;
1295 }
1296 return ret;
1297 }
my patches for the openbox window manager
This page took 0.0897289999999999 seconds and 5 git commands to generate.