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"
41 # include <sys/types.h>
46 /*! The event mask to grab on the root window */
47 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
48 EnterWindowMask | LeaveWindowMask | \
49 SubstructureRedirectMask | FocusChangeMask | \
50 ButtonPressMask | ButtonReleaseMask | \
51 ButtonMotionMask | PointerMotionHintMask)
53 guint screen_num_desktops
;
54 guint screen_num_monitors
;
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
;
63 static Rect
**area
; /* array of desktop holding array of xinerama areas */
64 static Rect
*monitor_area
;
66 static ObPagerPopup
*desktop_cycle_popup
;
68 static gboolean
replace_wm()
72 Window current_wm_sn_owner
;
75 wm_sn
= g_strdup_printf("WM_S%d", ob_screen
);
76 wm_sn_atom
= XInternAtom(ob_display
, wm_sn
, FALSE
);
79 current_wm_sn_owner
= XGetSelectionOwner(ob_display
, wm_sn_atom
);
80 if (current_wm_sn_owner
== screen_support_win
)
81 current_wm_sn_owner
= None
;
82 if (current_wm_sn_owner
) {
84 g_message(_("A window manager is already running on screen %d"),
88 xerror_set_ignore(TRUE
);
89 xerror_occured
= FALSE
;
91 /* We want to find out when the current selection owner dies */
92 XSelectInput(ob_display
, current_wm_sn_owner
, StructureNotifyMask
);
93 XSync(ob_display
, FALSE
);
95 xerror_set_ignore(FALSE
);
97 current_wm_sn_owner
= None
;
101 /* Generate a timestamp */
104 XSelectInput(ob_display
, screen_support_win
, PropertyChangeMask
);
106 XChangeProperty(ob_display
, screen_support_win
,
107 prop_atoms
.wm_class
, prop_atoms
.string
,
108 8, PropModeAppend
, NULL
, 0);
109 XWindowEvent(ob_display
, screen_support_win
,
110 PropertyChangeMask
, &event
);
112 XSelectInput(ob_display
, screen_support_win
, NoEventMask
);
114 timestamp
= event
.xproperty
.time
;
117 XSetSelectionOwner(ob_display
, wm_sn_atom
, screen_support_win
,
120 if (XGetSelectionOwner(ob_display
, wm_sn_atom
) != screen_support_win
) {
121 g_message(_("Could not acquire window manager selection on screen %d"),
126 /* Wait for old window manager to go away */
127 if (current_wm_sn_owner
) {
130 const gulong timeout
= G_USEC_PER_SEC
* 15; /* wait for 15s max */
132 while (wait
< timeout
) {
133 if (XCheckWindowEvent(ob_display
, current_wm_sn_owner
,
134 StructureNotifyMask
, &event
) &&
135 event
.type
== DestroyNotify
)
137 g_usleep(G_USEC_PER_SEC
/ 10);
138 wait
+= G_USEC_PER_SEC
/ 10;
141 if (wait
>= timeout
) {
142 g_message(_("Timeout expired while waiting for the current WM to die"
143 " on screen %d"), ob_screen
);
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
, 0, 0, SubstructureNotifyMask
);
156 gboolean
screen_annex()
158 XSetWindowAttributes attrib
;
163 /* create the netwm support window */
164 attrib
.override_redirect
= TRUE
;
165 screen_support_win
= XCreateWindow(ob_display
,
166 RootWindow(ob_display
, ob_screen
),
168 CopyFromParent
, InputOutput
,
170 CWOverrideRedirect
, &attrib
);
171 XMapWindow(ob_display
, screen_support_win
);
174 XDestroyWindow(ob_display
, screen_support_win
);
178 xerror_set_ignore(TRUE
);
179 xerror_occured
= FALSE
;
180 XSelectInput(ob_display
, RootWindow(ob_display
, ob_screen
),
182 xerror_set_ignore(FALSE
);
183 if (xerror_occured
) {
184 g_message(_("A window manager is already running on screen %d"),
187 XDestroyWindow(ob_display
, screen_support_win
);
192 screen_set_root_cursor();
194 /* set the OPENBOX_PID hint */
196 PROP_SET32(RootWindow(ob_display
, ob_screen
),
197 openbox_pid
, cardinal
, pid
);
199 /* set supporting window */
200 PROP_SET32(RootWindow(ob_display
, ob_screen
),
201 net_supporting_wm_check
, window
, screen_support_win
);
203 /* set properties on the supporting window */
204 PROP_SETS(screen_support_win
, net_wm_name
, "Openbox");
205 PROP_SET32(screen_support_win
, net_supporting_wm_check
,
206 window
, screen_support_win
);
208 /* set the _NET_SUPPORTED_ATOMS hint */
211 supported
= g_new(gulong
, num_support
);
212 supported
[i
++] = prop_atoms
.net_wm_full_placement
;
213 supported
[i
++] = prop_atoms
.net_current_desktop
;
214 supported
[i
++] = prop_atoms
.net_number_of_desktops
;
215 supported
[i
++] = prop_atoms
.net_desktop_geometry
;
216 supported
[i
++] = prop_atoms
.net_desktop_viewport
;
217 supported
[i
++] = prop_atoms
.net_active_window
;
218 supported
[i
++] = prop_atoms
.net_workarea
;
219 supported
[i
++] = prop_atoms
.net_client_list
;
220 supported
[i
++] = prop_atoms
.net_client_list_stacking
;
221 supported
[i
++] = prop_atoms
.net_desktop_names
;
222 supported
[i
++] = prop_atoms
.net_close_window
;
223 supported
[i
++] = prop_atoms
.net_desktop_layout
;
224 supported
[i
++] = prop_atoms
.net_showing_desktop
;
225 supported
[i
++] = prop_atoms
.net_wm_name
;
226 supported
[i
++] = prop_atoms
.net_wm_visible_name
;
227 supported
[i
++] = prop_atoms
.net_wm_icon_name
;
228 supported
[i
++] = prop_atoms
.net_wm_visible_icon_name
;
229 supported
[i
++] = prop_atoms
.net_wm_desktop
;
230 supported
[i
++] = prop_atoms
.net_wm_strut
;
231 supported
[i
++] = prop_atoms
.net_wm_window_type
;
232 supported
[i
++] = prop_atoms
.net_wm_window_type_desktop
;
233 supported
[i
++] = prop_atoms
.net_wm_window_type_dock
;
234 supported
[i
++] = prop_atoms
.net_wm_window_type_toolbar
;
235 supported
[i
++] = prop_atoms
.net_wm_window_type_menu
;
236 supported
[i
++] = prop_atoms
.net_wm_window_type_utility
;
237 supported
[i
++] = prop_atoms
.net_wm_window_type_splash
;
238 supported
[i
++] = prop_atoms
.net_wm_window_type_dialog
;
239 supported
[i
++] = prop_atoms
.net_wm_window_type_normal
;
240 supported
[i
++] = prop_atoms
.net_wm_allowed_actions
;
241 supported
[i
++] = prop_atoms
.net_wm_action_move
;
242 supported
[i
++] = prop_atoms
.net_wm_action_resize
;
243 supported
[i
++] = prop_atoms
.net_wm_action_minimize
;
244 supported
[i
++] = prop_atoms
.net_wm_action_shade
;
245 supported
[i
++] = prop_atoms
.net_wm_action_maximize_horz
;
246 supported
[i
++] = prop_atoms
.net_wm_action_maximize_vert
;
247 supported
[i
++] = prop_atoms
.net_wm_action_fullscreen
;
248 supported
[i
++] = prop_atoms
.net_wm_action_change_desktop
;
249 supported
[i
++] = prop_atoms
.net_wm_action_close
;
250 supported
[i
++] = prop_atoms
.net_wm_state
;
251 supported
[i
++] = prop_atoms
.net_wm_state_modal
;
252 supported
[i
++] = prop_atoms
.net_wm_state_maximized_vert
;
253 supported
[i
++] = prop_atoms
.net_wm_state_maximized_horz
;
254 supported
[i
++] = prop_atoms
.net_wm_state_shaded
;
255 supported
[i
++] = prop_atoms
.net_wm_state_skip_taskbar
;
256 supported
[i
++] = prop_atoms
.net_wm_state_skip_pager
;
257 supported
[i
++] = prop_atoms
.net_wm_state_hidden
;
258 supported
[i
++] = prop_atoms
.net_wm_state_fullscreen
;
259 supported
[i
++] = prop_atoms
.net_wm_state_above
;
260 supported
[i
++] = prop_atoms
.net_wm_state_below
;
261 supported
[i
++] = prop_atoms
.net_wm_state_demands_attention
;
262 supported
[i
++] = prop_atoms
.net_moveresize_window
;
263 supported
[i
++] = prop_atoms
.net_wm_moveresize
;
264 supported
[i
++] = prop_atoms
.net_wm_user_time
;
265 supported
[i
++] = prop_atoms
.net_frame_extents
;
266 supported
[i
++] = prop_atoms
.ob_wm_state_undecorated
;
267 g_assert(i
== num_support
);
269 supported[] = prop_atoms.net_wm_action_stick;
272 PROP_SETA32(RootWindow(ob_display
, ob_screen
),
273 net_supported
, atom
, supported
, num_support
);
279 void screen_startup(gboolean reconfig
)
284 desktop_cycle_popup
= pager_popup_new(FALSE
);
287 /* get the initial size */
291 screen_desktop_names
= g_new(gchar
*,
292 g_slist_length(config_desktops_names
) + 1);
293 for (i
= 0, it
= config_desktops_names
; it
; ++i
, it
= g_slist_next(it
))
294 screen_desktop_names
[i
] = it
->data
; /* dont strdup */
295 screen_desktop_names
[i
] = NULL
;
296 PROP_SETSS(RootWindow(ob_display
, ob_screen
),
297 net_desktop_names
, screen_desktop_names
);
298 g_free(screen_desktop_names
); /* dont free the individual strings */
299 screen_desktop_names
= NULL
;
302 screen_num_desktops
= 0;
303 screen_set_num_desktops(config_desktops_num
);
306 /* start on the current desktop when a wm was already running */
307 if (PROP_GET32(RootWindow(ob_display
, ob_screen
),
308 net_current_desktop
, cardinal
, &d
) &&
309 d
< screen_num_desktops
)
311 screen_set_desktop(d
);
313 screen_set_desktop(MIN(config_screen_firstdesk
,
314 screen_num_desktops
) - 1);
316 /* don't start in showing-desktop mode */
317 screen_showing_desktop
= FALSE
;
318 PROP_SET32(RootWindow(ob_display
, ob_screen
),
319 net_showing_desktop
, cardinal
, screen_showing_desktop
);
321 screen_update_layout();
325 void screen_shutdown(gboolean reconfig
)
329 pager_popup_free(desktop_cycle_popup
);
332 XSelectInput(ob_display
, RootWindow(ob_display
, ob_screen
),
335 /* we're not running here no more! */
336 PROP_ERASE(RootWindow(ob_display
, ob_screen
), openbox_pid
);
338 PROP_ERASE(RootWindow(ob_display
, ob_screen
), net_supported
);
339 /* don't keep this mode */
340 PROP_ERASE(RootWindow(ob_display
, ob_screen
), net_showing_desktop
);
342 XDestroyWindow(ob_display
, screen_support_win
);
345 g_strfreev(screen_desktop_names
);
346 screen_desktop_names
= NULL
;
347 for (r
= area
; *r
; ++r
)
355 static gint oldw
= 0, oldh
= 0;
360 w
= WidthOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
361 h
= HeightOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
363 if (w
== oldw
&& h
== oldh
) return;
367 /* Set the _NET_DESKTOP_GEOMETRY hint */
368 screen_physical_size
.width
= geometry
[0] = w
;
369 screen_physical_size
.height
= geometry
[1] = h
;
370 PROP_SETA32(RootWindow(ob_display
, ob_screen
),
371 net_desktop_geometry
, cardinal
, geometry
, 2);
373 if (ob_state() == OB_STATE_STARTING
)
376 screen_update_areas();
379 for (it
= client_list
; it
; it
= g_list_next(it
))
380 client_move_onscreen(it
->data
, FALSE
);
383 void screen_set_num_desktops(guint num
)
391 if (screen_num_desktops
== num
) return;
393 old
= screen_num_desktops
;
394 screen_num_desktops
= num
;
395 PROP_SET32(RootWindow(ob_display
, ob_screen
),
396 net_number_of_desktops
, cardinal
, num
);
398 /* set the viewport hint */
399 viewport
= g_new0(gulong
, num
* 2);
400 PROP_SETA32(RootWindow(ob_display
, ob_screen
),
401 net_desktop_viewport
, cardinal
, viewport
, num
* 2);
404 /* the number of rows/columns will differ */
405 screen_update_layout();
407 /* may be some unnamed desktops that we need to fill in with names */
408 screen_update_desktop_names();
410 /* move windows on desktops that will no longer exist! */
411 for (it
= client_list
; it
; it
= g_list_next(it
)) {
412 ObClient
*c
= it
->data
;
413 if (c
->desktop
>= num
&& c
->desktop
!= DESKTOP_ALL
)
414 client_set_desktop(c
, num
- 1, FALSE
);
417 /* change our struts/area to match (after moving windows) */
418 screen_update_areas();
420 /* change our desktop if we're on one that no longer exists! */
421 if (screen_desktop
>= screen_num_desktops
)
422 screen_set_desktop(num
- 1);
425 void screen_set_desktop(guint num
)
431 g_assert(num
< screen_num_desktops
);
433 old
= screen_desktop
;
434 screen_desktop
= num
;
435 PROP_SET32(RootWindow(ob_display
, ob_screen
),
436 net_current_desktop
, cardinal
, num
);
438 if (old
== num
) return;
440 screen_last_desktop
= old
;
442 ob_debug("Moving to desktop %d\n", num
+1);
444 if (moveresize_client
)
445 client_set_desktop(moveresize_client
, num
, TRUE
);
447 /* show windows before hiding the rest to lessen the enter/leave events */
449 /* show/hide windows from top to bottom */
450 for (it
= stacking_list
; it
; it
= g_list_next(it
)) {
451 if (WINDOW_IS_CLIENT(it
->data
)) {
452 ObClient
*c
= it
->data
;
457 /* hide windows from bottom to top */
458 for (it
= g_list_last(stacking_list
); it
; it
= g_list_previous(it
)) {
459 if (WINDOW_IS_CLIENT(it
->data
)) {
460 ObClient
*c
= it
->data
;
465 /* have to try focus here because when you leave an empty desktop
466 there is no focus out to watch for */
467 if ((c
= focus_fallback_target(TRUE
, focus_client
))) {
468 /* reduce flicker by hiliting now rather than waiting for the server
470 frame_adjust_focus(c
->frame
, TRUE
);
474 event_ignore_queued_enters();
477 static void get_row_col(guint d
, guint
*r
, guint
*c
)
479 switch (screen_desktop_layout
.orientation
) {
480 case OB_ORIENTATION_HORZ
:
481 switch (screen_desktop_layout
.start_corner
) {
482 case OB_CORNER_TOPLEFT
:
483 *r
= d
/ screen_desktop_layout
.columns
;
484 *c
= d
% screen_desktop_layout
.columns
;
486 case OB_CORNER_BOTTOMLEFT
:
487 *r
= screen_desktop_layout
.rows
- 1 -
488 d
/ screen_desktop_layout
.columns
;
489 *c
= d
% screen_desktop_layout
.columns
;
491 case OB_CORNER_TOPRIGHT
:
492 *r
= d
/ screen_desktop_layout
.columns
;
493 *c
= screen_desktop_layout
.columns
- 1 -
494 d
% screen_desktop_layout
.columns
;
496 case OB_CORNER_BOTTOMRIGHT
:
497 *r
= screen_desktop_layout
.rows
- 1 -
498 d
/ screen_desktop_layout
.columns
;
499 *c
= screen_desktop_layout
.columns
- 1 -
500 d
% screen_desktop_layout
.columns
;
504 case OB_ORIENTATION_VERT
:
505 switch (screen_desktop_layout
.start_corner
) {
506 case OB_CORNER_TOPLEFT
:
507 *r
= d
% screen_desktop_layout
.rows
;
508 *c
= d
/ screen_desktop_layout
.rows
;
510 case OB_CORNER_BOTTOMLEFT
:
511 *r
= screen_desktop_layout
.rows
- 1 -
512 d
% screen_desktop_layout
.rows
;
513 *c
= d
/ screen_desktop_layout
.rows
;
515 case OB_CORNER_TOPRIGHT
:
516 *r
= d
% screen_desktop_layout
.rows
;
517 *c
= screen_desktop_layout
.columns
- 1 -
518 d
/ screen_desktop_layout
.rows
;
520 case OB_CORNER_BOTTOMRIGHT
:
521 *r
= screen_desktop_layout
.rows
- 1 -
522 d
% screen_desktop_layout
.rows
;
523 *c
= screen_desktop_layout
.columns
- 1 -
524 d
/ screen_desktop_layout
.rows
;
531 static guint
translate_row_col(guint r
, guint c
)
533 switch (screen_desktop_layout
.orientation
) {
534 case OB_ORIENTATION_HORZ
:
535 switch (screen_desktop_layout
.start_corner
) {
536 case OB_CORNER_TOPLEFT
:
537 return r
% screen_desktop_layout
.rows
*
538 screen_desktop_layout
.columns
+
539 c
% screen_desktop_layout
.columns
;
540 case OB_CORNER_BOTTOMLEFT
:
541 return (screen_desktop_layout
.rows
- 1 -
542 r
% screen_desktop_layout
.rows
) *
543 screen_desktop_layout
.columns
+
544 c
% screen_desktop_layout
.columns
;
545 case OB_CORNER_TOPRIGHT
:
546 return r
% screen_desktop_layout
.rows
*
547 screen_desktop_layout
.columns
+
548 (screen_desktop_layout
.columns
- 1 -
549 c
% screen_desktop_layout
.columns
);
550 case OB_CORNER_BOTTOMRIGHT
:
551 return (screen_desktop_layout
.rows
- 1 -
552 r
% screen_desktop_layout
.rows
) *
553 screen_desktop_layout
.columns
+
554 (screen_desktop_layout
.columns
- 1 -
555 c
% screen_desktop_layout
.columns
);
557 case OB_ORIENTATION_VERT
:
558 switch (screen_desktop_layout
.start_corner
) {
559 case OB_CORNER_TOPLEFT
:
560 return c
% screen_desktop_layout
.columns
*
561 screen_desktop_layout
.rows
+
562 r
% screen_desktop_layout
.rows
;
563 case OB_CORNER_BOTTOMLEFT
:
564 return c
% screen_desktop_layout
.columns
*
565 screen_desktop_layout
.rows
+
566 (screen_desktop_layout
.rows
- 1 -
567 r
% screen_desktop_layout
.rows
);
568 case OB_CORNER_TOPRIGHT
:
569 return (screen_desktop_layout
.columns
- 1 -
570 c
% screen_desktop_layout
.columns
) *
571 screen_desktop_layout
.rows
+
572 r
% screen_desktop_layout
.rows
;
573 case OB_CORNER_BOTTOMRIGHT
:
574 return (screen_desktop_layout
.columns
- 1 -
575 c
% screen_desktop_layout
.columns
) *
576 screen_desktop_layout
.rows
+
577 (screen_desktop_layout
.rows
- 1 -
578 r
% screen_desktop_layout
.rows
);
581 g_assert_not_reached();
585 void screen_desktop_popup(guint d
, gboolean show
)
590 pager_popup_hide(desktop_cycle_popup
);
592 a
= screen_physical_area_monitor(0);
593 pager_popup_position(desktop_cycle_popup
, CenterGravity
,
594 a
->x
+ a
->width
/ 2, a
->y
+ a
->height
/ 2);
595 /* XXX the size and the font extents need to be related on some level
597 pager_popup_size(desktop_cycle_popup
, POPUP_WIDTH
, POPUP_HEIGHT
);
599 pager_popup_set_text_align(desktop_cycle_popup
, RR_JUSTIFY_CENTER
);
601 pager_popup_show(desktop_cycle_popup
, screen_desktop_names
[d
], d
);
605 guint
screen_cycle_desktop(ObDirection dir
, gboolean wrap
, gboolean linear
,
606 gboolean dialog
, gboolean done
, gboolean cancel
)
608 static gboolean first
= TRUE
;
609 static guint origd
, d
;
615 } else if (done
&& dialog
) {
620 d
= origd
= screen_desktop
;
623 get_row_col(d
, &r
, &c
);
627 case OB_DIRECTION_EAST
:
628 if (d
< screen_num_desktops
- 1)
633 case OB_DIRECTION_WEST
:
637 d
= screen_num_desktops
- 1;
641 return screen_desktop
;
645 case OB_DIRECTION_EAST
:
647 if (c
>= screen_desktop_layout
.columns
) {
652 goto show_cycle_dialog
;
655 d
= translate_row_col(r
, c
);
656 if (d
>= screen_num_desktops
) {
661 goto show_cycle_dialog
;
665 case OB_DIRECTION_WEST
:
667 if (c
>= screen_desktop_layout
.columns
) {
669 c
= screen_desktop_layout
.columns
- 1;
672 goto show_cycle_dialog
;
675 d
= translate_row_col(r
, c
);
676 if (d
>= screen_num_desktops
) {
681 goto show_cycle_dialog
;
685 case OB_DIRECTION_SOUTH
:
687 if (r
>= screen_desktop_layout
.rows
) {
692 goto show_cycle_dialog
;
695 d
= translate_row_col(r
, c
);
696 if (d
>= screen_num_desktops
) {
701 goto show_cycle_dialog
;
705 case OB_DIRECTION_NORTH
:
707 if (r
>= screen_desktop_layout
.rows
) {
709 r
= screen_desktop_layout
.rows
- 1;
712 goto show_cycle_dialog
;
715 d
= translate_row_col(r
, c
);
716 if (d
>= screen_num_desktops
) {
721 goto show_cycle_dialog
;
727 return d
= screen_desktop
;
730 d
= translate_row_col(r
, c
);
735 screen_desktop_popup(d
, TRUE
);
742 screen_desktop_popup(0, FALSE
);
747 void screen_update_layout()
749 ObOrientation orient
;
755 gboolean valid
= FALSE
;
757 if (PROP_GETA32(RootWindow(ob_display
, ob_screen
),
758 net_desktop_layout
, cardinal
, &data
, &num
)) {
759 if (num
== 3 || num
== 4) {
761 if (data
[0] == prop_atoms
.net_wm_orientation_vert
)
762 orient
= OB_ORIENTATION_VERT
;
763 else if (data
[0] == prop_atoms
.net_wm_orientation_horz
)
764 orient
= OB_ORIENTATION_HORZ
;
766 goto screen_update_layout_bail
;
769 corner
= OB_CORNER_TOPLEFT
;
771 if (data
[3] == prop_atoms
.net_wm_topleft
)
772 corner
= OB_CORNER_TOPLEFT
;
773 else if (data
[3] == prop_atoms
.net_wm_topright
)
774 corner
= OB_CORNER_TOPRIGHT
;
775 else if (data
[3] == prop_atoms
.net_wm_bottomright
)
776 corner
= OB_CORNER_BOTTOMRIGHT
;
777 else if (data
[3] == prop_atoms
.net_wm_bottomleft
)
778 corner
= OB_CORNER_BOTTOMLEFT
;
780 goto screen_update_layout_bail
;
786 /* fill in a zero rows/columns */
787 if ((cols
== 0 && rows
== 0)) { /* both 0's is bad data.. */
788 goto screen_update_layout_bail
;
791 cols
= screen_num_desktops
/ rows
;
792 if (rows
* cols
< screen_num_desktops
)
794 if (rows
* cols
>= screen_num_desktops
+ cols
)
796 } else if (rows
== 0) {
797 rows
= screen_num_desktops
/ cols
;
798 if (cols
* rows
< screen_num_desktops
)
800 if (cols
* rows
>= screen_num_desktops
+ rows
)
805 /* bounds checking */
806 if (orient
== OB_ORIENTATION_HORZ
) {
807 cols
= MIN(screen_num_desktops
, cols
);
808 rows
= MIN(rows
, (screen_num_desktops
+ cols
- 1) / cols
);
809 cols
= screen_num_desktops
/ rows
+
810 !!(screen_num_desktops
% rows
);
812 rows
= MIN(screen_num_desktops
, rows
);
813 cols
= MIN(cols
, (screen_num_desktops
+ rows
- 1) / rows
);
814 rows
= screen_num_desktops
/ cols
+
815 !!(screen_num_desktops
% cols
);
820 screen_update_layout_bail
:
826 orient
= OB_ORIENTATION_HORZ
;
827 corner
= OB_CORNER_TOPLEFT
;
829 cols
= screen_num_desktops
;
832 screen_desktop_layout
.orientation
= orient
;
833 screen_desktop_layout
.start_corner
= corner
;
834 screen_desktop_layout
.rows
= rows
;
835 screen_desktop_layout
.columns
= cols
;
838 void screen_update_desktop_names()
842 /* empty the array */
843 g_strfreev(screen_desktop_names
);
844 screen_desktop_names
= NULL
;
846 if (PROP_GETSS(RootWindow(ob_display
, ob_screen
),
847 net_desktop_names
, utf8
, &screen_desktop_names
))
848 for (i
= 0; screen_desktop_names
[i
] && i
<= screen_num_desktops
; ++i
);
851 if (i
<= screen_num_desktops
) {
852 screen_desktop_names
= g_renew(gchar
*, screen_desktop_names
,
853 screen_num_desktops
+ 1);
854 screen_desktop_names
[screen_num_desktops
] = NULL
;
855 for (; i
< screen_num_desktops
; ++i
)
856 screen_desktop_names
[i
] = g_strdup_printf("Desktop %i", i
+ 1);
860 void screen_show_desktop(gboolean show
)
864 if (show
== screen_showing_desktop
) return; /* no change */
866 screen_showing_desktop
= show
;
870 for (it
= g_list_last(stacking_list
); it
; it
= g_list_previous(it
)) {
871 if (WINDOW_IS_CLIENT(it
->data
)) {
872 ObClient
*client
= it
->data
;
873 client_showhide(client
);
878 for (it
= stacking_list
; it
; it
= g_list_next(it
)) {
879 if (WINDOW_IS_CLIENT(it
->data
)) {
880 ObClient
*client
= it
->data
;
881 client_showhide(client
);
888 for (it
= focus_order
; it
; it
= g_list_next(it
)) {
889 ObClient
*c
= it
->data
;
890 if (c
->type
== OB_CLIENT_TYPE_DESKTOP
&&
891 (c
->desktop
== screen_desktop
|| c
->desktop
== DESKTOP_ALL
) &&
892 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 if ((c
= focus_fallback_target(TRUE
, NULL
)))
904 show
= !!show
; /* make it boolean */
905 PROP_SET32(RootWindow(ob_display
, ob_screen
),
906 net_showing_desktop
, cardinal
, show
);
909 void screen_install_colormap(ObClient
*client
, gboolean install
)
911 XWindowAttributes wa
;
913 if (client
== NULL
) {
915 XInstallColormap(RrDisplay(ob_rr_inst
), RrColormap(ob_rr_inst
));
917 XUninstallColormap(RrDisplay(ob_rr_inst
), RrColormap(ob_rr_inst
));
919 if (XGetWindowAttributes(ob_display
, client
->window
, &wa
) &&
920 wa
.colormap
!= None
) {
921 xerror_set_ignore(TRUE
);
923 XInstallColormap(RrDisplay(ob_rr_inst
), wa
.colormap
);
925 XUninstallColormap(RrDisplay(ob_rr_inst
), wa
.colormap
);
926 xerror_set_ignore(FALSE
);
932 screen_area_add_strut_left(const StrutPartial
*s
, const Rect
*monitor_area
,
933 gint edge
, Strut
*ret
)
936 ((s
->left_end
<= s
->left_start
) ||
937 (RECT_TOP(*monitor_area
) < s
->left_end
&&
938 RECT_BOTTOM(*monitor_area
) > s
->left_start
)))
939 ret
->left
= MAX(ret
->left
, edge
);
943 screen_area_add_strut_top(const StrutPartial
*s
, const Rect
*monitor_area
,
944 gint edge
, Strut
*ret
)
947 ((s
->top_end
<= s
->top_start
) ||
948 (RECT_LEFT(*monitor_area
) < s
->top_end
&&
949 RECT_RIGHT(*monitor_area
) > s
->top_start
)))
950 ret
->top
= MAX(ret
->top
, edge
);
954 screen_area_add_strut_right(const StrutPartial
*s
, const Rect
*monitor_area
,
955 gint edge
, Strut
*ret
)
958 ((s
->right_end
<= s
->right_start
) ||
959 (RECT_TOP(*monitor_area
) < s
->right_end
&&
960 RECT_BOTTOM(*monitor_area
) > s
->right_start
)))
961 ret
->right
= MAX(ret
->right
, edge
);
965 screen_area_add_strut_bottom(const StrutPartial
*s
, const Rect
*monitor_area
,
966 gint edge
, Strut
*ret
)
969 ((s
->bottom_end
<= s
->bottom_start
) ||
970 (RECT_LEFT(*monitor_area
) < s
->bottom_end
&&
971 RECT_RIGHT(*monitor_area
) > s
->bottom_start
)))
972 ret
->bottom
= MAX(ret
->bottom
, edge
);
975 void screen_update_areas()
982 g_free(monitor_area
);
983 extensions_xinerama_screens(&monitor_area
, &screen_num_monitors
);
986 for (i
= 0; area
[i
]; ++i
)
991 area
= g_new(Rect
*, screen_num_desktops
+ 2);
992 for (i
= 0; i
< screen_num_desktops
+ 1; ++i
)
993 area
[i
] = g_new0(Rect
, screen_num_monitors
+ 1);
996 dims
= g_new(gulong
, 4 * screen_num_desktops
);
998 for (i
= 0; i
< screen_num_desktops
+ 1; ++i
) {
1002 struts
= g_new0(Strut
, screen_num_monitors
);
1004 /* calc the xinerama areas */
1005 for (x
= 0; x
< screen_num_monitors
; ++x
) {
1006 area
[i
][x
] = monitor_area
[x
];
1008 l
= monitor_area
[x
].x
;
1009 t
= monitor_area
[x
].y
;
1010 r
= monitor_area
[x
].x
+ monitor_area
[x
].width
- 1;
1011 b
= monitor_area
[x
].y
+ monitor_area
[x
].height
- 1;
1013 l
= MIN(l
, monitor_area
[x
].x
);
1014 t
= MIN(t
, monitor_area
[x
].y
);
1015 r
= MAX(r
, monitor_area
[x
].x
+ monitor_area
[x
].width
- 1);
1016 b
= MAX(b
, monitor_area
[x
].y
+ monitor_area
[x
].height
- 1);
1019 RECT_SET(area
[i
][x
], l
, t
, r
- l
+ 1, b
- t
+ 1);
1021 /* apply the struts */
1023 /* find the left-most xin heads, i do this in 2 loops :| */
1025 for (x
= 1; x
< screen_num_monitors
; ++x
)
1026 o
= MIN(o
, area
[i
][x
].x
);
1028 for (x
= 0; x
< screen_num_monitors
; ++x
) {
1029 for (it
= client_list
; it
; it
= g_list_next(it
)) {
1030 ObClient
*c
= it
->data
;
1031 screen_area_add_strut_left(&c
->strut
,
1033 o
+ c
->strut
.left
- area
[i
][x
].x
,
1036 screen_area_add_strut_left(&dock_strut
,
1038 o
+ dock_strut
.left
- area
[i
][x
].x
,
1041 area
[i
][x
].x
+= struts
[x
].left
;
1042 area
[i
][x
].width
-= struts
[x
].left
;
1045 /* find the top-most xin heads, i do this in 2 loops :| */
1047 for (x
= 1; x
< screen_num_monitors
; ++x
)
1048 o
= MIN(o
, area
[i
][x
].y
);
1050 for (x
= 0; x
< screen_num_monitors
; ++x
) {
1051 for (it
= client_list
; it
; it
= g_list_next(it
)) {
1052 ObClient
*c
= it
->data
;
1053 screen_area_add_strut_top(&c
->strut
,
1055 o
+ c
->strut
.top
- area
[i
][x
].y
,
1058 screen_area_add_strut_top(&dock_strut
,
1060 o
+ dock_strut
.top
- area
[i
][x
].y
,
1063 area
[i
][x
].y
+= struts
[x
].top
;
1064 area
[i
][x
].height
-= struts
[x
].top
;
1067 /* find the right-most xin heads, i do this in 2 loops :| */
1068 o
= area
[i
][0].x
+ area
[i
][0].width
- 1;
1069 for (x
= 1; x
< screen_num_monitors
; ++x
)
1070 o
= MAX(o
, area
[i
][x
].x
+ area
[i
][x
].width
- 1);
1072 for (x
= 0; x
< screen_num_monitors
; ++x
) {
1073 for (it
= client_list
; it
; it
= g_list_next(it
)) {
1074 ObClient
*c
= it
->data
;
1075 screen_area_add_strut_right(&c
->strut
,
1078 area
[i
][x
].width
- 1) -
1079 (o
- c
->strut
.right
),
1082 screen_area_add_strut_right(&dock_strut
,
1085 area
[i
][x
].width
- 1) -
1086 (o
- dock_strut
.right
),
1089 area
[i
][x
].width
-= struts
[x
].right
;
1092 /* find the bottom-most xin heads, i do this in 2 loops :| */
1093 o
= area
[i
][0].y
+ area
[i
][0].height
- 1;
1094 for (x
= 1; x
< screen_num_monitors
; ++x
)
1095 o
= MAX(o
, area
[i
][x
].y
+ area
[i
][x
].height
- 1);
1097 for (x
= 0; x
< screen_num_monitors
; ++x
) {
1098 for (it
= client_list
; it
; it
= g_list_next(it
)) {
1099 ObClient
*c
= it
->data
;
1100 screen_area_add_strut_bottom(&c
->strut
,
1103 area
[i
][x
].height
- 1) - \
1104 (o
- c
->strut
.bottom
),
1107 screen_area_add_strut_bottom(&dock_strut
,
1110 area
[i
][x
].height
- 1) - \
1111 (o
- dock_strut
.bottom
),
1114 area
[i
][x
].height
-= struts
[x
].bottom
;
1117 l
= RECT_LEFT(area
[i
][0]);
1118 t
= RECT_TOP(area
[i
][0]);
1119 r
= RECT_RIGHT(area
[i
][0]);
1120 b
= RECT_BOTTOM(area
[i
][0]);
1121 for (x
= 1; x
< screen_num_monitors
; ++x
) {
1122 l
= MIN(l
, RECT_LEFT(area
[i
][x
]));
1123 t
= MIN(l
, RECT_TOP(area
[i
][x
]));
1124 r
= MAX(r
, RECT_RIGHT(area
[i
][x
]));
1125 b
= MAX(b
, RECT_BOTTOM(area
[i
][x
]));
1127 RECT_SET(area
[i
][screen_num_monitors
], l
, t
,
1128 r
- l
+ 1, b
- t
+ 1);
1130 /* XXX optimize when this is run? */
1132 /* the area has changed, adjust all the maximized
1134 for (it
= client_list
; it
; it
= g_list_next(it
)) {
1135 ObClient
*c
= it
->data
;
1136 if (i
< screen_num_desktops
) {
1137 if (c
->desktop
== i
)
1138 client_reconfigure(c
);
1139 } else if (c
->desktop
== DESKTOP_ALL
)
1140 client_reconfigure(c
);
1142 if (i
< screen_num_desktops
) {
1143 /* don't set these for the 'all desktops' area */
1144 dims
[(i
* 4) + 0] = area
[i
][screen_num_monitors
].x
;
1145 dims
[(i
* 4) + 1] = area
[i
][screen_num_monitors
].y
;
1146 dims
[(i
* 4) + 2] = area
[i
][screen_num_monitors
].width
;
1147 dims
[(i
* 4) + 3] = area
[i
][screen_num_monitors
].height
;
1153 PROP_SETA32(RootWindow(ob_display
, ob_screen
), net_workarea
, cardinal
,
1154 dims
, 4 * screen_num_desktops
);
1159 Rect
*screen_area(guint desktop
)
1161 return screen_area_monitor(desktop
, screen_num_monitors
);
1164 Rect
*screen_area_monitor(guint desktop
, guint head
)
1166 if (head
> screen_num_monitors
)
1168 if (desktop
>= screen_num_desktops
) {
1169 if (desktop
== DESKTOP_ALL
)
1170 return &area
[screen_num_desktops
][head
];
1173 return &area
[desktop
][head
];
1176 guint
screen_find_monitor(Rect
*search
)
1182 for (i
= 0; i
< screen_num_monitors
; ++i
) {
1183 Rect
*area
= screen_physical_area_monitor(i
);
1184 if (RECT_INTERSECTS_RECT(*area
, *search
)) {
1188 RECT_SET_INTERSECTION(r
, *area
, *search
);
1189 v
= r
.width
* r
.height
;
1200 Rect
*screen_physical_area()
1202 return screen_physical_area_monitor(screen_num_monitors
);
1205 Rect
*screen_physical_area_monitor(guint head
)
1207 if (head
> screen_num_monitors
)
1209 return &monitor_area
[head
];
1212 void screen_set_root_cursor()
1214 if (sn_app_starting())
1215 XDefineCursor(ob_display
, RootWindow(ob_display
, ob_screen
),
1216 ob_cursor(OB_CURSOR_BUSY
));
1218 XDefineCursor(ob_display
, RootWindow(ob_display
, ob_screen
),
1219 ob_cursor(OB_CURSOR_POINTER
));
1222 gboolean
screen_pointer_pos(gint
*x
, gint
*y
)
1228 return !!XQueryPointer(ob_display
, RootWindow(ob_display
, ob_screen
),
1229 &w
, &w
, x
, y
, &i
, &i
, &u
);