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.
26 #include "startupnotify.h"
27 #include "moveresize.h"
35 #include "extensions.h"
36 #include "render/render.h"
40 # include <sys/types.h>
45 /*! The event mask to grab on the root window */
46 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
47 EnterWindowMask | LeaveWindowMask | \
48 SubstructureRedirectMask | FocusChangeMask | \
49 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
51 guint screen_num_desktops
;
52 guint screen_num_monitors
;
54 guint screen_last_desktop
;
55 Size screen_physical_size
;
56 gboolean screen_showing_desktop
;
57 DesktopLayout screen_desktop_layout
;
58 gchar
**screen_desktop_names
;
59 Window screen_support_win
;
61 static Rect
**area
; /* array of desktop holding array of xinerama areas */
62 static Rect
*monitor_area
;
64 static ObPagerPopup
*desktop_cycle_popup
;
66 static gboolean
replace_wm()
70 Window current_wm_sn_owner
;
73 wm_sn
= g_strdup_printf("WM_S%d", ob_screen
);
74 wm_sn_atom
= XInternAtom(ob_display
, wm_sn
, FALSE
);
77 current_wm_sn_owner
= XGetSelectionOwner(ob_display
, wm_sn_atom
);
78 if (current_wm_sn_owner
== screen_support_win
)
79 current_wm_sn_owner
= None
;
80 if (current_wm_sn_owner
) {
82 g_warning("A window manager is already running on screen %d",
86 xerror_set_ignore(TRUE
);
87 xerror_occured
= FALSE
;
89 /* We want to find out when the current selection owner dies */
90 XSelectInput(ob_display
, current_wm_sn_owner
, StructureNotifyMask
);
91 XSync(ob_display
, FALSE
);
93 xerror_set_ignore(FALSE
);
95 current_wm_sn_owner
= None
;
99 /* Generate a timestamp */
102 XSelectInput(ob_display
, screen_support_win
, PropertyChangeMask
);
104 XChangeProperty(ob_display
, screen_support_win
,
105 prop_atoms
.wm_class
, prop_atoms
.string
,
106 8, PropModeAppend
, NULL
, 0);
107 XWindowEvent(ob_display
, screen_support_win
,
108 PropertyChangeMask
, &event
);
110 XSelectInput(ob_display
, screen_support_win
, NoEventMask
);
112 timestamp
= event
.xproperty
.time
;
115 XSetSelectionOwner(ob_display
, wm_sn_atom
, screen_support_win
,
118 if (XGetSelectionOwner(ob_display
, wm_sn_atom
) != screen_support_win
) {
119 g_warning("Could not acquire window manager selection on screen %d",
124 /* Wait for old window manager to go away */
125 if (current_wm_sn_owner
) {
128 const gulong timeout
= G_USEC_PER_SEC
* 15; /* wait for 15s max */
130 while (wait
< timeout
) {
131 if (XCheckWindowEvent(ob_display
, current_wm_sn_owner
,
132 StructureNotifyMask
, &event
) &&
133 event
.type
== DestroyNotify
)
135 g_usleep(G_USEC_PER_SEC
/ 10);
136 wait
+= G_USEC_PER_SEC
/ 10;
139 if (wait
>= timeout
) {
140 g_warning("Timeout expired while waiting for the current WM to die "
141 "on screen %d", ob_screen
);
146 /* Send client message indicating that we are now the WM */
147 prop_message(RootWindow(ob_display
, ob_screen
), prop_atoms
.manager
,
148 timestamp
, wm_sn_atom
, 0, 0, SubstructureNotifyMask
);
154 gboolean
screen_annex()
156 XSetWindowAttributes attrib
;
161 /* create the netwm support window */
162 attrib
.override_redirect
= TRUE
;
163 screen_support_win
= XCreateWindow(ob_display
,
164 RootWindow(ob_display
, ob_screen
),
166 CopyFromParent
, InputOutput
,
168 CWOverrideRedirect
, &attrib
);
169 XMapWindow(ob_display
, screen_support_win
);
172 XDestroyWindow(ob_display
, screen_support_win
);
176 xerror_set_ignore(TRUE
);
177 xerror_occured
= FALSE
;
178 XSelectInput(ob_display
, RootWindow(ob_display
, ob_screen
),
180 xerror_set_ignore(FALSE
);
181 if (xerror_occured
) {
182 g_warning("A window manager is already running on screen %d",
185 XDestroyWindow(ob_display
, screen_support_win
);
190 screen_set_root_cursor();
192 /* set the OPENBOX_PID hint */
194 PROP_SET32(RootWindow(ob_display
, ob_screen
),
195 openbox_pid
, cardinal
, pid
);
197 /* set supporting window */
198 PROP_SET32(RootWindow(ob_display
, ob_screen
),
199 net_supporting_wm_check
, window
, screen_support_win
);
201 /* set properties on the supporting window */
202 PROP_SETS(screen_support_win
, net_wm_name
, "Openbox");
203 PROP_SET32(screen_support_win
, net_supporting_wm_check
,
204 window
, screen_support_win
);
206 /* set the _NET_SUPPORTED_ATOMS hint */
209 supported
= g_new(gulong
, num_support
);
210 supported
[i
++] = prop_atoms
.net_wm_full_placement
;
211 supported
[i
++] = prop_atoms
.net_current_desktop
;
212 supported
[i
++] = prop_atoms
.net_number_of_desktops
;
213 supported
[i
++] = prop_atoms
.net_desktop_geometry
;
214 supported
[i
++] = prop_atoms
.net_desktop_viewport
;
215 supported
[i
++] = prop_atoms
.net_active_window
;
216 supported
[i
++] = prop_atoms
.net_workarea
;
217 supported
[i
++] = prop_atoms
.net_client_list
;
218 supported
[i
++] = prop_atoms
.net_client_list_stacking
;
219 supported
[i
++] = prop_atoms
.net_desktop_names
;
220 supported
[i
++] = prop_atoms
.net_close_window
;
221 supported
[i
++] = prop_atoms
.net_desktop_layout
;
222 supported
[i
++] = prop_atoms
.net_showing_desktop
;
223 supported
[i
++] = prop_atoms
.net_wm_name
;
224 supported
[i
++] = prop_atoms
.net_wm_visible_name
;
225 supported
[i
++] = prop_atoms
.net_wm_icon_name
;
226 supported
[i
++] = prop_atoms
.net_wm_visible_icon_name
;
227 supported
[i
++] = prop_atoms
.net_wm_desktop
;
228 supported
[i
++] = prop_atoms
.net_wm_strut
;
229 supported
[i
++] = prop_atoms
.net_wm_window_type
;
230 supported
[i
++] = prop_atoms
.net_wm_window_type_desktop
;
231 supported
[i
++] = prop_atoms
.net_wm_window_type_dock
;
232 supported
[i
++] = prop_atoms
.net_wm_window_type_toolbar
;
233 supported
[i
++] = prop_atoms
.net_wm_window_type_menu
;
234 supported
[i
++] = prop_atoms
.net_wm_window_type_utility
;
235 supported
[i
++] = prop_atoms
.net_wm_window_type_splash
;
236 supported
[i
++] = prop_atoms
.net_wm_window_type_dialog
;
237 supported
[i
++] = prop_atoms
.net_wm_window_type_normal
;
238 supported
[i
++] = prop_atoms
.net_wm_allowed_actions
;
239 supported
[i
++] = prop_atoms
.net_wm_action_move
;
240 supported
[i
++] = prop_atoms
.net_wm_action_resize
;
241 supported
[i
++] = prop_atoms
.net_wm_action_minimize
;
242 supported
[i
++] = prop_atoms
.net_wm_action_shade
;
243 supported
[i
++] = prop_atoms
.net_wm_action_maximize_horz
;
244 supported
[i
++] = prop_atoms
.net_wm_action_maximize_vert
;
245 supported
[i
++] = prop_atoms
.net_wm_action_fullscreen
;
246 supported
[i
++] = prop_atoms
.net_wm_action_change_desktop
;
247 supported
[i
++] = prop_atoms
.net_wm_action_close
;
248 supported
[i
++] = prop_atoms
.net_wm_state
;
249 supported
[i
++] = prop_atoms
.net_wm_state_modal
;
250 supported
[i
++] = prop_atoms
.net_wm_state_maximized_vert
;
251 supported
[i
++] = prop_atoms
.net_wm_state_maximized_horz
;
252 supported
[i
++] = prop_atoms
.net_wm_state_shaded
;
253 supported
[i
++] = prop_atoms
.net_wm_state_skip_taskbar
;
254 supported
[i
++] = prop_atoms
.net_wm_state_skip_pager
;
255 supported
[i
++] = prop_atoms
.net_wm_state_hidden
;
256 supported
[i
++] = prop_atoms
.net_wm_state_fullscreen
;
257 supported
[i
++] = prop_atoms
.net_wm_state_above
;
258 supported
[i
++] = prop_atoms
.net_wm_state_below
;
259 supported
[i
++] = prop_atoms
.net_wm_state_demands_attention
;
260 supported
[i
++] = prop_atoms
.net_moveresize_window
;
261 supported
[i
++] = prop_atoms
.net_wm_moveresize
;
262 supported
[i
++] = prop_atoms
.net_wm_user_time
;
263 supported
[i
++] = prop_atoms
.net_frame_extents
;
264 supported
[i
++] = prop_atoms
.ob_wm_state_undecorated
;
265 g_assert(i
== num_support
);
267 supported[] = prop_atoms.net_wm_action_stick;
270 PROP_SETA32(RootWindow(ob_display
, ob_screen
),
271 net_supported
, atom
, supported
, num_support
);
277 void screen_startup(gboolean reconfig
)
282 desktop_cycle_popup
= pager_popup_new(FALSE
);
285 /* get the initial size */
289 screen_desktop_names
= g_new(gchar
*,
290 g_slist_length(config_desktops_names
) + 1);
291 for (i
= 0, it
= config_desktops_names
; it
; ++i
, it
= g_slist_next(it
))
292 screen_desktop_names
[i
] = it
->data
; /* dont strdup */
293 screen_desktop_names
[i
] = NULL
;
294 PROP_SETSS(RootWindow(ob_display
, ob_screen
),
295 net_desktop_names
, screen_desktop_names
);
296 g_free(screen_desktop_names
); /* dont free the individual strings */
297 screen_desktop_names
= NULL
;
300 screen_num_desktops
= 0;
301 screen_set_num_desktops(config_desktops_num
);
304 /* start on the current desktop when a wm was already running */
305 if (PROP_GET32(RootWindow(ob_display
, ob_screen
),
306 net_current_desktop
, cardinal
, &d
) &&
307 d
< screen_num_desktops
)
309 screen_set_desktop(d
);
311 screen_set_desktop(MIN(config_screen_firstdesk
,
312 screen_num_desktops
) - 1);
314 /* don't start in showing-desktop mode */
315 screen_showing_desktop
= FALSE
;
316 PROP_SET32(RootWindow(ob_display
, ob_screen
),
317 net_showing_desktop
, cardinal
, screen_showing_desktop
);
319 screen_update_layout();
323 void screen_shutdown(gboolean reconfig
)
327 pager_popup_free(desktop_cycle_popup
);
330 XSelectInput(ob_display
, RootWindow(ob_display
, ob_screen
),
333 /* we're not running here no more! */
334 PROP_ERASE(RootWindow(ob_display
, ob_screen
), openbox_pid
);
336 PROP_ERASE(RootWindow(ob_display
, ob_screen
), net_supported
);
337 /* don't keep this mode */
338 PROP_ERASE(RootWindow(ob_display
, ob_screen
), net_showing_desktop
);
340 XDestroyWindow(ob_display
, screen_support_win
);
343 g_strfreev(screen_desktop_names
);
344 screen_desktop_names
= NULL
;
345 for (r
= area
; *r
; ++r
)
353 static gint oldw
= 0, oldh
= 0;
358 w
= WidthOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
359 h
= HeightOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
361 if (w
== oldw
&& h
== oldh
) return;
365 /* Set the _NET_DESKTOP_GEOMETRY hint */
366 screen_physical_size
.width
= geometry
[0] = w
;
367 screen_physical_size
.height
= geometry
[1] = h
;
368 PROP_SETA32(RootWindow(ob_display
, ob_screen
),
369 net_desktop_geometry
, cardinal
, geometry
, 2);
371 if (ob_state() == OB_STATE_STARTING
)
374 screen_update_areas();
377 for (it
= client_list
; it
; it
= g_list_next(it
))
378 client_move_onscreen(it
->data
, FALSE
);
381 void screen_set_num_desktops(guint num
)
389 if (screen_num_desktops
== num
) return;
391 old
= screen_num_desktops
;
392 screen_num_desktops
= num
;
393 PROP_SET32(RootWindow(ob_display
, ob_screen
),
394 net_number_of_desktops
, cardinal
, num
);
396 /* set the viewport hint */
397 viewport
= g_new0(gulong
, num
* 2);
398 PROP_SETA32(RootWindow(ob_display
, ob_screen
),
399 net_desktop_viewport
, cardinal
, viewport
, num
* 2);
402 /* the number of rows/columns will differ */
403 screen_update_layout();
405 /* may be some unnamed desktops that we need to fill in with names */
406 screen_update_desktop_names();
408 /* move windows on desktops that will no longer exist! */
409 for (it
= client_list
; it
; it
= g_list_next(it
)) {
410 ObClient
*c
= it
->data
;
411 if (c
->desktop
>= num
&& c
->desktop
!= DESKTOP_ALL
)
412 client_set_desktop(c
, num
- 1, FALSE
);
415 /* change our struts/area to match (after moving windows) */
416 screen_update_areas();
418 /* change our desktop if we're on one that no longer exists! */
419 if (screen_desktop
>= screen_num_desktops
)
420 screen_set_desktop(num
- 1);
423 void screen_set_desktop(guint num
)
428 g_assert(num
< screen_num_desktops
);
430 old
= screen_desktop
;
431 screen_desktop
= num
;
432 PROP_SET32(RootWindow(ob_display
, ob_screen
),
433 net_current_desktop
, cardinal
, num
);
435 if (old
== num
) return;
437 screen_last_desktop
= old
;
439 ob_debug("Moving to desktop %d\n", num
+1);
441 if (moveresize_client
)
442 client_set_desktop(moveresize_client
, num
, TRUE
);
444 /* show windows before hiding the rest to lessen the enter/leave events */
446 /* show/hide windows from top to bottom */
447 for (it
= stacking_list
; it
; it
= g_list_next(it
)) {
448 if (WINDOW_IS_CLIENT(it
->data
)) {
449 ObClient
*c
= it
->data
;
454 /* hide windows from bottom to top */
455 for (it
= g_list_last(stacking_list
); it
; it
= g_list_previous(it
)) {
456 if (WINDOW_IS_CLIENT(it
->data
)) {
457 ObClient
*c
= it
->data
;
462 focus_hilite
= focus_fallback_target(TRUE
, focus_client
);
464 frame_adjust_focus(focus_hilite
->frame
, TRUE
);
467 When this focus_client check is not used, you can end up with
468 races, as demonstrated with gnome-panel, sometimes the window
469 you click on another desktop ends up losing focus cuz of the
472 /*if (!focus_client)*/
473 client_focus(focus_hilite
);
476 event_ignore_queued_enters();
479 static void get_row_col(guint d
, guint
*r
, guint
*c
)
481 switch (screen_desktop_layout
.orientation
) {
482 case OB_ORIENTATION_HORZ
:
483 switch (screen_desktop_layout
.start_corner
) {
484 case OB_CORNER_TOPLEFT
:
485 *r
= d
/ screen_desktop_layout
.columns
;
486 *c
= d
% screen_desktop_layout
.columns
;
488 case OB_CORNER_BOTTOMLEFT
:
489 *r
= screen_desktop_layout
.rows
- 1 -
490 d
/ screen_desktop_layout
.columns
;
491 *c
= d
% screen_desktop_layout
.columns
;
493 case OB_CORNER_TOPRIGHT
:
494 *r
= d
/ screen_desktop_layout
.columns
;
495 *c
= screen_desktop_layout
.columns
- 1 -
496 d
% screen_desktop_layout
.columns
;
498 case OB_CORNER_BOTTOMRIGHT
:
499 *r
= screen_desktop_layout
.rows
- 1 -
500 d
/ screen_desktop_layout
.columns
;
501 *c
= screen_desktop_layout
.columns
- 1 -
502 d
% screen_desktop_layout
.columns
;
506 case OB_ORIENTATION_VERT
:
507 switch (screen_desktop_layout
.start_corner
) {
508 case OB_CORNER_TOPLEFT
:
509 *r
= d
% screen_desktop_layout
.rows
;
510 *c
= d
/ screen_desktop_layout
.rows
;
512 case OB_CORNER_BOTTOMLEFT
:
513 *r
= screen_desktop_layout
.rows
- 1 -
514 d
% screen_desktop_layout
.rows
;
515 *c
= d
/ screen_desktop_layout
.rows
;
517 case OB_CORNER_TOPRIGHT
:
518 *r
= d
% screen_desktop_layout
.rows
;
519 *c
= screen_desktop_layout
.columns
- 1 -
520 d
/ screen_desktop_layout
.rows
;
522 case OB_CORNER_BOTTOMRIGHT
:
523 *r
= screen_desktop_layout
.rows
- 1 -
524 d
% screen_desktop_layout
.rows
;
525 *c
= screen_desktop_layout
.columns
- 1 -
526 d
/ screen_desktop_layout
.rows
;
533 static guint
translate_row_col(guint r
, guint c
)
535 switch (screen_desktop_layout
.orientation
) {
536 case OB_ORIENTATION_HORZ
:
537 switch (screen_desktop_layout
.start_corner
) {
538 case OB_CORNER_TOPLEFT
:
539 return r
% screen_desktop_layout
.rows
*
540 screen_desktop_layout
.columns
+
541 c
% screen_desktop_layout
.columns
;
542 case OB_CORNER_BOTTOMLEFT
:
543 return (screen_desktop_layout
.rows
- 1 -
544 r
% screen_desktop_layout
.rows
) *
545 screen_desktop_layout
.columns
+
546 c
% screen_desktop_layout
.columns
;
547 case OB_CORNER_TOPRIGHT
:
548 return r
% screen_desktop_layout
.rows
*
549 screen_desktop_layout
.columns
+
550 (screen_desktop_layout
.columns
- 1 -
551 c
% screen_desktop_layout
.columns
);
552 case OB_CORNER_BOTTOMRIGHT
:
553 return (screen_desktop_layout
.rows
- 1 -
554 r
% screen_desktop_layout
.rows
) *
555 screen_desktop_layout
.columns
+
556 (screen_desktop_layout
.columns
- 1 -
557 c
% screen_desktop_layout
.columns
);
559 case OB_ORIENTATION_VERT
:
560 switch (screen_desktop_layout
.start_corner
) {
561 case OB_CORNER_TOPLEFT
:
562 return c
% screen_desktop_layout
.columns
*
563 screen_desktop_layout
.rows
+
564 r
% screen_desktop_layout
.rows
;
565 case OB_CORNER_BOTTOMLEFT
:
566 return c
% screen_desktop_layout
.columns
*
567 screen_desktop_layout
.rows
+
568 (screen_desktop_layout
.rows
- 1 -
569 r
% screen_desktop_layout
.rows
);
570 case OB_CORNER_TOPRIGHT
:
571 return (screen_desktop_layout
.columns
- 1 -
572 c
% screen_desktop_layout
.columns
) *
573 screen_desktop_layout
.rows
+
574 r
% screen_desktop_layout
.rows
;
575 case OB_CORNER_BOTTOMRIGHT
:
576 return (screen_desktop_layout
.columns
- 1 -
577 c
% screen_desktop_layout
.columns
) *
578 screen_desktop_layout
.rows
+
579 (screen_desktop_layout
.rows
- 1 -
580 r
% screen_desktop_layout
.rows
);
583 g_assert_not_reached();
587 void screen_desktop_popup(guint d
, gboolean show
)
592 pager_popup_hide(desktop_cycle_popup
);
594 a
= screen_physical_area_monitor(0);
595 pager_popup_position(desktop_cycle_popup
, CenterGravity
,
596 a
->x
+ a
->width
/ 2, a
->y
+ a
->height
/ 2);
597 /* XXX the size and the font extents need to be related on some level
599 pager_popup_size(desktop_cycle_popup
, POPUP_WIDTH
, POPUP_HEIGHT
);
601 pager_popup_set_text_align(desktop_cycle_popup
, RR_JUSTIFY_CENTER
);
603 pager_popup_show(desktop_cycle_popup
, screen_desktop_names
[d
], d
);
607 guint
screen_cycle_desktop(ObDirection dir
, gboolean wrap
, gboolean linear
,
608 gboolean dialog
, gboolean done
, gboolean cancel
)
610 static gboolean first
= TRUE
;
611 static guint origd
, d
;
617 } else if (done
&& dialog
) {
622 d
= origd
= screen_desktop
;
625 get_row_col(d
, &r
, &c
);
629 case OB_DIRECTION_EAST
:
630 if (d
< screen_num_desktops
- 1)
635 case OB_DIRECTION_WEST
:
639 d
= screen_num_desktops
- 1;
643 return screen_desktop
;
647 case OB_DIRECTION_EAST
:
649 if (c
>= screen_desktop_layout
.columns
) {
654 goto show_cycle_dialog
;
657 d
= translate_row_col(r
, c
);
658 if (d
>= screen_num_desktops
) {
663 goto show_cycle_dialog
;
667 case OB_DIRECTION_WEST
:
669 if (c
>= screen_desktop_layout
.columns
) {
671 c
= screen_desktop_layout
.columns
- 1;
674 goto show_cycle_dialog
;
677 d
= translate_row_col(r
, c
);
678 if (d
>= screen_num_desktops
) {
683 goto show_cycle_dialog
;
687 case OB_DIRECTION_SOUTH
:
689 if (r
>= screen_desktop_layout
.rows
) {
694 goto show_cycle_dialog
;
697 d
= translate_row_col(r
, c
);
698 if (d
>= screen_num_desktops
) {
703 goto show_cycle_dialog
;
707 case OB_DIRECTION_NORTH
:
709 if (r
>= screen_desktop_layout
.rows
) {
711 r
= screen_desktop_layout
.rows
- 1;
714 goto show_cycle_dialog
;
717 d
= translate_row_col(r
, c
);
718 if (d
>= screen_num_desktops
) {
723 goto show_cycle_dialog
;
729 return d
= screen_desktop
;
732 d
= translate_row_col(r
, c
);
737 screen_desktop_popup(d
, TRUE
);
744 screen_desktop_popup(0, FALSE
);
749 void screen_update_layout()
751 ObOrientation orient
;
757 gboolean valid
= FALSE
;
759 if (PROP_GETA32(RootWindow(ob_display
, ob_screen
),
760 net_desktop_layout
, cardinal
, &data
, &num
)) {
761 if (num
== 3 || num
== 4) {
763 if (data
[0] == prop_atoms
.net_wm_orientation_vert
)
764 orient
= OB_ORIENTATION_VERT
;
765 else if (data
[0] == prop_atoms
.net_wm_orientation_horz
)
766 orient
= OB_ORIENTATION_HORZ
;
768 goto screen_update_layout_bail
;
771 corner
= OB_CORNER_TOPLEFT
;
773 if (data
[3] == prop_atoms
.net_wm_topleft
)
774 corner
= OB_CORNER_TOPLEFT
;
775 else if (data
[3] == prop_atoms
.net_wm_topright
)
776 corner
= OB_CORNER_TOPRIGHT
;
777 else if (data
[3] == prop_atoms
.net_wm_bottomright
)
778 corner
= OB_CORNER_BOTTOMRIGHT
;
779 else if (data
[3] == prop_atoms
.net_wm_bottomleft
)
780 corner
= OB_CORNER_BOTTOMLEFT
;
782 goto screen_update_layout_bail
;
788 /* fill in a zero rows/columns */
789 if ((cols
== 0 && rows
== 0)) { /* both 0's is bad data.. */
790 goto screen_update_layout_bail
;
793 cols
= screen_num_desktops
/ rows
;
794 if (rows
* cols
< screen_num_desktops
)
796 if (rows
* cols
>= screen_num_desktops
+ cols
)
798 } else if (rows
== 0) {
799 rows
= screen_num_desktops
/ cols
;
800 if (cols
* rows
< screen_num_desktops
)
802 if (cols
* rows
>= screen_num_desktops
+ rows
)
807 /* bounds checking */
808 if (orient
== OB_ORIENTATION_HORZ
) {
809 cols
= MIN(screen_num_desktops
, cols
);
810 rows
= MIN(rows
, (screen_num_desktops
+ cols
- 1) / cols
);
811 cols
= screen_num_desktops
/ rows
+
812 !!(screen_num_desktops
% rows
);
814 rows
= MIN(screen_num_desktops
, rows
);
815 cols
= MIN(cols
, (screen_num_desktops
+ rows
- 1) / rows
);
816 rows
= screen_num_desktops
/ cols
+
817 !!(screen_num_desktops
% cols
);
822 screen_update_layout_bail
:
828 orient
= OB_ORIENTATION_HORZ
;
829 corner
= OB_CORNER_TOPLEFT
;
831 cols
= screen_num_desktops
;
834 screen_desktop_layout
.orientation
= orient
;
835 screen_desktop_layout
.start_corner
= corner
;
836 screen_desktop_layout
.rows
= rows
;
837 screen_desktop_layout
.columns
= cols
;
840 void screen_update_desktop_names()
844 /* empty the array */
845 g_strfreev(screen_desktop_names
);
846 screen_desktop_names
= NULL
;
848 if (PROP_GETSS(RootWindow(ob_display
, ob_screen
),
849 net_desktop_names
, utf8
, &screen_desktop_names
))
850 for (i
= 0; screen_desktop_names
[i
] && i
<= screen_num_desktops
; ++i
);
853 if (i
<= screen_num_desktops
) {
854 screen_desktop_names
= g_renew(gchar
*, screen_desktop_names
,
855 screen_num_desktops
+ 1);
856 screen_desktop_names
[screen_num_desktops
] = NULL
;
857 for (; i
< screen_num_desktops
; ++i
)
858 screen_desktop_names
[i
] = g_strdup_printf("Desktop %i", i
+ 1);
862 void screen_show_desktop(gboolean show
)
866 if (show
== screen_showing_desktop
) return; /* no change */
868 screen_showing_desktop
= show
;
872 for (it
= g_list_last(stacking_list
); it
; it
= g_list_previous(it
)) {
873 if (WINDOW_IS_CLIENT(it
->data
)) {
874 ObClient
*client
= it
->data
;
875 client_showhide(client
);
880 for (it
= stacking_list
; it
; it
= g_list_next(it
)) {
881 if (WINDOW_IS_CLIENT(it
->data
)) {
882 ObClient
*client
= it
->data
;
883 client_showhide(client
);
890 for (it
= focus_order
; it
; it
= g_list_next(it
)) {
891 ObClient
*c
= it
->data
;
892 if (c
->type
== OB_CLIENT_TYPE_DESKTOP
&&
893 (c
->desktop
== screen_desktop
|| c
->desktop
== DESKTOP_ALL
) &&
894 client_focus(it
->data
))
898 /* use NULL for the "old" argument because the desktop was focused
899 and we don't want to fallback to the desktop by default */
900 focus_hilite
= focus_fallback_target(TRUE
, NULL
);
902 frame_adjust_focus(focus_hilite
->frame
, TRUE
);
905 When this focus_client check is not used, you can end up with
906 races, as demonstrated with gnome-panel, sometimes the window
907 you click on another desktop ends up losing focus cuz of the
910 /*if (!focus_client)*/
911 client_focus(focus_hilite
);
915 show
= !!show
; /* make it boolean */
916 PROP_SET32(RootWindow(ob_display
, ob_screen
),
917 net_showing_desktop
, cardinal
, show
);
920 void screen_install_colormap(ObClient
*client
, gboolean install
)
922 XWindowAttributes wa
;
924 if (client
== NULL
) {
926 XInstallColormap(RrDisplay(ob_rr_inst
), RrColormap(ob_rr_inst
));
928 XUninstallColormap(RrDisplay(ob_rr_inst
), RrColormap(ob_rr_inst
));
930 if (XGetWindowAttributes(ob_display
, client
->window
, &wa
) &&
931 wa
.colormap
!= None
) {
932 xerror_set_ignore(TRUE
);
934 XInstallColormap(RrDisplay(ob_rr_inst
), wa
.colormap
);
936 XUninstallColormap(RrDisplay(ob_rr_inst
), wa
.colormap
);
937 xerror_set_ignore(FALSE
);
943 screen_area_add_strut_left(const StrutPartial
*s
, const Rect
*monitor_area
,
944 gint edge
, Strut
*ret
)
947 ((s
->left_end
<= s
->left_start
) ||
948 (RECT_TOP(*monitor_area
) < s
->left_end
&&
949 RECT_BOTTOM(*monitor_area
) > s
->left_start
)))
950 ret
->left
= MAX(ret
->left
, edge
);
954 screen_area_add_strut_top(const StrutPartial
*s
, const Rect
*monitor_area
,
955 gint edge
, Strut
*ret
)
958 ((s
->top_end
<= s
->top_start
) ||
959 (RECT_LEFT(*monitor_area
) < s
->top_end
&&
960 RECT_RIGHT(*monitor_area
) > s
->top_start
)))
961 ret
->top
= MAX(ret
->top
, edge
);
965 screen_area_add_strut_right(const StrutPartial
*s
, const Rect
*monitor_area
,
966 gint edge
, Strut
*ret
)
969 ((s
->right_end
<= s
->right_start
) ||
970 (RECT_TOP(*monitor_area
) < s
->right_end
&&
971 RECT_BOTTOM(*monitor_area
) > s
->right_start
)))
972 ret
->right
= MAX(ret
->right
, edge
);
976 screen_area_add_strut_bottom(const StrutPartial
*s
, const Rect
*monitor_area
,
977 gint edge
, Strut
*ret
)
980 ((s
->bottom_end
<= s
->bottom_start
) ||
981 (RECT_LEFT(*monitor_area
) < s
->bottom_end
&&
982 RECT_RIGHT(*monitor_area
) > s
->bottom_start
)))
983 ret
->bottom
= MAX(ret
->bottom
, edge
);
986 void screen_update_areas()
993 g_free(monitor_area
);
994 extensions_xinerama_screens(&monitor_area
, &screen_num_monitors
);
997 for (i
= 0; area
[i
]; ++i
)
1002 area
= g_new(Rect
*, screen_num_desktops
+ 2);
1003 for (i
= 0; i
< screen_num_desktops
+ 1; ++i
)
1004 area
[i
] = g_new0(Rect
, screen_num_monitors
+ 1);
1007 dims
= g_new(gulong
, 4 * screen_num_desktops
);
1009 for (i
= 0; i
< screen_num_desktops
+ 1; ++i
) {
1013 struts
= g_new0(Strut
, screen_num_monitors
);
1015 /* calc the xinerama areas */
1016 for (x
= 0; x
< screen_num_monitors
; ++x
) {
1017 area
[i
][x
] = monitor_area
[x
];
1019 l
= monitor_area
[x
].x
;
1020 t
= monitor_area
[x
].y
;
1021 r
= monitor_area
[x
].x
+ monitor_area
[x
].width
- 1;
1022 b
= monitor_area
[x
].y
+ monitor_area
[x
].height
- 1;
1024 l
= MIN(l
, monitor_area
[x
].x
);
1025 t
= MIN(t
, monitor_area
[x
].y
);
1026 r
= MAX(r
, monitor_area
[x
].x
+ monitor_area
[x
].width
- 1);
1027 b
= MAX(b
, monitor_area
[x
].y
+ monitor_area
[x
].height
- 1);
1030 RECT_SET(area
[i
][x
], l
, t
, r
- l
+ 1, b
- t
+ 1);
1032 /* apply the struts */
1034 /* find the left-most xin heads, i do this in 2 loops :| */
1036 for (x
= 1; x
< screen_num_monitors
; ++x
)
1037 o
= MIN(o
, area
[i
][x
].x
);
1039 for (x
= 0; x
< screen_num_monitors
; ++x
) {
1040 for (it
= client_list
; it
; it
= g_list_next(it
)) {
1041 ObClient
*c
= it
->data
;
1042 screen_area_add_strut_left(&c
->strut
,
1044 o
+ c
->strut
.left
- area
[i
][x
].x
,
1047 screen_area_add_strut_left(&dock_strut
,
1049 o
+ dock_strut
.left
- area
[i
][x
].x
,
1052 area
[i
][x
].x
+= struts
[x
].left
;
1053 area
[i
][x
].width
-= struts
[x
].left
;
1056 /* find the top-most xin heads, i do this in 2 loops :| */
1058 for (x
= 1; x
< screen_num_monitors
; ++x
)
1059 o
= MIN(o
, area
[i
][x
].y
);
1061 for (x
= 0; x
< screen_num_monitors
; ++x
) {
1062 for (it
= client_list
; it
; it
= g_list_next(it
)) {
1063 ObClient
*c
= it
->data
;
1064 screen_area_add_strut_top(&c
->strut
,
1066 o
+ c
->strut
.top
- area
[i
][x
].y
,
1069 screen_area_add_strut_top(&dock_strut
,
1071 o
+ dock_strut
.top
- area
[i
][x
].y
,
1074 area
[i
][x
].y
+= struts
[x
].top
;
1075 area
[i
][x
].height
-= struts
[x
].top
;
1078 /* find the right-most xin heads, i do this in 2 loops :| */
1079 o
= area
[i
][0].x
+ area
[i
][0].width
- 1;
1080 for (x
= 1; x
< screen_num_monitors
; ++x
)
1081 o
= MAX(o
, area
[i
][x
].x
+ area
[i
][x
].width
- 1);
1083 for (x
= 0; x
< screen_num_monitors
; ++x
) {
1084 for (it
= client_list
; it
; it
= g_list_next(it
)) {
1085 ObClient
*c
= it
->data
;
1086 screen_area_add_strut_right(&c
->strut
,
1089 area
[i
][x
].width
- 1) -
1090 (o
- c
->strut
.right
),
1093 screen_area_add_strut_right(&dock_strut
,
1096 area
[i
][x
].width
- 1) -
1097 (o
- dock_strut
.right
),
1100 area
[i
][x
].width
-= struts
[x
].right
;
1103 /* find the bottom-most xin heads, i do this in 2 loops :| */
1104 o
= area
[i
][0].y
+ area
[i
][0].height
- 1;
1105 for (x
= 1; x
< screen_num_monitors
; ++x
)
1106 o
= MAX(o
, area
[i
][x
].y
+ area
[i
][x
].height
- 1);
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_bottom(&c
->strut
,
1114 area
[i
][x
].height
- 1) - \
1115 (o
- c
->strut
.bottom
),
1118 screen_area_add_strut_bottom(&dock_strut
,
1121 area
[i
][x
].height
- 1) - \
1122 (o
- dock_strut
.bottom
),
1125 area
[i
][x
].height
-= struts
[x
].bottom
;
1128 l
= RECT_LEFT(area
[i
][0]);
1129 t
= RECT_TOP(area
[i
][0]);
1130 r
= RECT_RIGHT(area
[i
][0]);
1131 b
= RECT_BOTTOM(area
[i
][0]);
1132 for (x
= 1; x
< screen_num_monitors
; ++x
) {
1133 l
= MIN(l
, RECT_LEFT(area
[i
][x
]));
1134 t
= MIN(l
, RECT_TOP(area
[i
][x
]));
1135 r
= MAX(r
, RECT_RIGHT(area
[i
][x
]));
1136 b
= MAX(b
, RECT_BOTTOM(area
[i
][x
]));
1138 RECT_SET(area
[i
][screen_num_monitors
], l
, t
,
1139 r
- l
+ 1, b
- t
+ 1);
1141 /* XXX optimize when this is run? */
1143 /* the area has changed, adjust all the maximized
1145 for (it
= client_list
; it
; it
= g_list_next(it
)) {
1146 ObClient
*c
= it
->data
;
1147 if (i
< screen_num_desktops
) {
1148 if (c
->desktop
== i
)
1149 client_reconfigure(c
);
1150 } else if (c
->desktop
== DESKTOP_ALL
)
1151 client_reconfigure(c
);
1153 if (i
< screen_num_desktops
) {
1154 /* don't set these for the 'all desktops' area */
1155 dims
[(i
* 4) + 0] = area
[i
][screen_num_monitors
].x
;
1156 dims
[(i
* 4) + 1] = area
[i
][screen_num_monitors
].y
;
1157 dims
[(i
* 4) + 2] = area
[i
][screen_num_monitors
].width
;
1158 dims
[(i
* 4) + 3] = area
[i
][screen_num_monitors
].height
;
1164 PROP_SETA32(RootWindow(ob_display
, ob_screen
), net_workarea
, cardinal
,
1165 dims
, 4 * screen_num_desktops
);
1170 Rect
*screen_area(guint desktop
)
1172 return screen_area_monitor(desktop
, screen_num_monitors
);
1175 Rect
*screen_area_monitor(guint desktop
, guint head
)
1177 if (head
> screen_num_monitors
)
1179 if (desktop
>= screen_num_desktops
) {
1180 if (desktop
== DESKTOP_ALL
)
1181 return &area
[screen_num_desktops
][head
];
1184 return &area
[desktop
][head
];
1187 guint
screen_find_monitor(Rect
*search
)
1193 for (i
= 0; i
< screen_num_monitors
; ++i
) {
1194 Rect
*area
= screen_physical_area_monitor(i
);
1195 if (RECT_INTERSECTS_RECT(*area
, *search
)) {
1199 RECT_SET_INTERSECTION(r
, *area
, *search
);
1200 v
= r
.width
* r
.height
;
1211 Rect
*screen_physical_area()
1213 return screen_physical_area_monitor(screen_num_monitors
);
1216 Rect
*screen_physical_area_monitor(guint head
)
1218 if (head
> screen_num_monitors
)
1220 return &monitor_area
[head
];
1223 void screen_set_root_cursor()
1225 if (sn_app_starting())
1226 XDefineCursor(ob_display
, RootWindow(ob_display
, ob_screen
),
1227 ob_cursor(OB_CURSOR_BUSY
));
1229 XDefineCursor(ob_display
, RootWindow(ob_display
, ob_screen
),
1230 ob_cursor(OB_CURSOR_POINTER
));
1233 gboolean
screen_pointer_pos(gint
*x
, gint
*y
)
1239 return !!XQueryPointer(ob_display
, RootWindow(ob_display
, ob_screen
),
1240 &w
, &w
, x
, y
, &i
, &i
, &u
);