9 #include "../render/render.h"
13 # include <sys/types.h>
17 /*! The event mask to grab on the root window */
18 #define ROOT_EVENTMASK (/*ColormapChangeMask |*/ PropertyChangeMask | \
19 EnterWindowMask | LeaveWindowMask | \
20 SubstructureNotifyMask | SubstructureRedirectMask | \
21 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
23 guint screen_num_desktops
= 0;
24 guint screen_desktop
= 0;
25 Size screen_physical_size
;
26 gboolean screen_showing_desktop
;
27 DesktopLayout screen_desktop_layout
;
28 char **screen_desktop_names
= NULL
;
30 static Rect
*area
= NULL
;
31 static Strut
*strut
= NULL
;
32 static Window support_window
= None
;
34 static void screen_update_area();
36 static gboolean running
;
37 static int another_running(Display
*d
, XErrorEvent
*e
)
40 g_message("A window manager is already running on screen %d",
46 gboolean
screen_annex()
54 old
= XSetErrorHandler(another_running
);
55 XSelectInput(ob_display
, ob_root
, ROOT_EVENTMASK
);
56 XSync(ob_display
, FALSE
);
57 XSetErrorHandler(old
);
61 g_message("Managing screen %d", ob_screen
);
63 /* set the mouse cursor for the root window (the default cursor) */
64 XDefineCursor(ob_display
, ob_root
, ob_cursors
.left_ptr
);
66 /* set the OPENBOX_PID hint */
68 PROP_SET32(ob_root
, openbox_pid
, cardinal
, pid
);
70 /* create the netwm support window */
71 support_window
= XCreateSimpleWindow(ob_display
, ob_root
, 0,0,1,1,0,0,0);
73 /* set supporting window */
74 PROP_SET32(ob_root
, net_supporting_wm_check
, window
, support_window
);
76 /* set properties on the supporting window */
77 PROP_SETS(support_window
, net_wm_name
, "Openbox");
78 PROP_SET32(support_window
, net_supporting_wm_check
, window
,support_window
);
80 /* set the _NET_SUPPORTED_ATOMS hint */
83 supported
= g_new(guint32
, num_support
);
84 supported
[i
++] = prop_atoms
.net_current_desktop
;
85 supported
[i
++] = prop_atoms
.net_number_of_desktops
;
86 supported
[i
++] = prop_atoms
.net_desktop_geometry
;
87 supported
[i
++] = prop_atoms
.net_desktop_viewport
;
88 supported
[i
++] = prop_atoms
.net_active_window
;
89 supported
[i
++] = prop_atoms
.net_workarea
;
90 supported
[i
++] = prop_atoms
.net_client_list
;
91 supported
[i
++] = prop_atoms
.net_client_list_stacking
;
92 supported
[i
++] = prop_atoms
.net_desktop_names
;
93 supported
[i
++] = prop_atoms
.net_close_window
;
94 supported
[i
++] = prop_atoms
.net_desktop_layout
;
95 supported
[i
++] = prop_atoms
.net_showing_desktop
;
96 supported
[i
++] = prop_atoms
.net_wm_name
;
97 supported
[i
++] = prop_atoms
.net_wm_visible_name
;
98 supported
[i
++] = prop_atoms
.net_wm_icon_name
;
99 supported
[i
++] = prop_atoms
.net_wm_visible_icon_name
;
100 supported
[i
++] = prop_atoms
.net_wm_desktop
;
101 supported
[i
++] = prop_atoms
.net_wm_strut
;
102 supported
[i
++] = prop_atoms
.net_wm_window_type
;
103 supported
[i
++] = prop_atoms
.net_wm_window_type_desktop
;
104 supported
[i
++] = prop_atoms
.net_wm_window_type_dock
;
105 supported
[i
++] = prop_atoms
.net_wm_window_type_toolbar
;
106 supported
[i
++] = prop_atoms
.net_wm_window_type_menu
;
107 supported
[i
++] = prop_atoms
.net_wm_window_type_utility
;
108 supported
[i
++] = prop_atoms
.net_wm_window_type_splash
;
109 supported
[i
++] = prop_atoms
.net_wm_window_type_dialog
;
110 supported
[i
++] = prop_atoms
.net_wm_window_type_normal
;
111 supported
[i
++] = prop_atoms
.net_wm_allowed_actions
;
112 supported
[i
++] = prop_atoms
.net_wm_action_move
;
113 supported
[i
++] = prop_atoms
.net_wm_action_resize
;
114 supported
[i
++] = prop_atoms
.net_wm_action_minimize
;
115 supported
[i
++] = prop_atoms
.net_wm_action_shade
;
116 supported
[i
++] = prop_atoms
.net_wm_action_maximize_horz
;
117 supported
[i
++] = prop_atoms
.net_wm_action_maximize_vert
;
118 supported
[i
++] = prop_atoms
.net_wm_action_fullscreen
;
119 supported
[i
++] = prop_atoms
.net_wm_action_change_desktop
;
120 supported
[i
++] = prop_atoms
.net_wm_action_close
;
121 supported
[i
++] = prop_atoms
.net_wm_state
;
122 supported
[i
++] = prop_atoms
.net_wm_state_modal
;
123 supported
[i
++] = prop_atoms
.net_wm_state_maximized_vert
;
124 supported
[i
++] = prop_atoms
.net_wm_state_maximized_horz
;
125 supported
[i
++] = prop_atoms
.net_wm_state_shaded
;
126 supported
[i
++] = prop_atoms
.net_wm_state_skip_taskbar
;
127 supported
[i
++] = prop_atoms
.net_wm_state_skip_pager
;
128 supported
[i
++] = prop_atoms
.net_wm_state_hidden
;
129 supported
[i
++] = prop_atoms
.net_wm_state_fullscreen
;
130 supported
[i
++] = prop_atoms
.net_wm_state_above
;
131 supported
[i
++] = prop_atoms
.net_wm_state_below
;
132 g_assert(i
== num_support
);
134 supported[] = prop_atoms.net_wm_moveresize;
135 supported[] = prop_atoms.net_wm_moveresize_size_topleft;
136 supported[] = prop_atoms.net_wm_moveresize_size_topright;
137 supported[] = prop_atoms.net_wm_moveresize_size_bottomleft;
138 supported[] = prop_atoms.net_wm_moveresize_size_bottomright;
139 supported[] = prop_atoms.net_wm_moveresize_move;
140 supported[] = prop_atoms.net_wm_action_stick;
143 PROP_SETA32(ob_root
, net_supported
, atom
, supported
, num_support
);
149 void screen_startup()
154 /* get the initial size */
158 screen_desktop_names
= g_new(char*,
159 g_slist_length(config_desktops_names
) + 1);
160 for (i
= 0, it
= config_desktops_names
; it
; ++i
, it
= it
->next
)
161 screen_desktop_names
[i
] = it
->data
; /* dont strdup */
162 screen_desktop_names
[i
] = NULL
;
163 PROP_SETSS(ob_root
, net_desktop_names
, screen_desktop_names
);
164 g_free(screen_desktop_names
); /* dont free the individual strings */
165 screen_desktop_names
= NULL
;
167 screen_num_desktops
= 0;
168 screen_set_num_desktops(config_desktops_num
);
170 screen_set_desktop(0);
172 /* don't start in showing-desktop mode */
173 screen_showing_desktop
= FALSE
;
174 PROP_SET32(ob_root
, net_showing_desktop
, cardinal
, screen_showing_desktop
);
176 screen_update_layout();
179 void screen_shutdown()
181 XSelectInput(ob_display
, ob_root
, NoEventMask
);
183 PROP_ERASE(ob_root
, openbox_pid
); /* we're not running here no more! */
184 PROP_ERASE(ob_root
, net_supported
); /* not without us */
185 PROP_ERASE(ob_root
, net_showing_desktop
); /* don't keep this mode */
187 XDestroyWindow(ob_display
, support_window
);
189 g_strfreev(screen_desktop_names
);
196 /* XXX RandR support here? */
199 /* Set the _NET_DESKTOP_GEOMETRY hint */
200 geometry
[0] = WidthOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
201 geometry
[1] = HeightOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
202 PROP_SETA32(ob_root
, net_desktop_geometry
, cardinal
, geometry
, 2);
203 screen_physical_size
.width
= geometry
[0];
204 screen_physical_size
.height
= geometry
[1];
206 if (ob_state
== State_Starting
)
209 screen_update_struts();
211 /* XXX adjust more stuff ? */
214 void screen_set_num_desktops(guint num
)
222 old
= screen_num_desktops
;
223 screen_num_desktops
= num
;
224 PROP_SET32(ob_root
, net_number_of_desktops
, cardinal
, num
);
226 /* set the viewport hint */
227 viewport
= g_new0(guint32
, num
* 2);
228 PROP_SETA32(ob_root
, net_desktop_viewport
, cardinal
, viewport
, num
* 2);
231 /* change our struts/area to match */
232 screen_update_struts();
234 /* the number of rows/columns will differ */
235 screen_update_layout();
237 /* may be some unnamed desktops that we need to fill in with names */
238 screen_update_desktop_names();
240 /* update the focus lists */
241 /* free our lists for the desktops which have disappeared */
242 for (i
= num
; i
< old
; ++i
)
243 g_list_free(focus_order
[i
]);
244 /* realloc the array */
245 focus_order
= g_renew(GList
*, focus_order
, num
);
246 /* set the new lists to be empty */
247 for (i
= old
; i
< num
; ++i
)
248 focus_order
[i
] = NULL
;
250 /* move windows on desktops that will no longer exist! */
251 for (it
= client_list
; it
!= NULL
; it
= it
->next
) {
252 Client
*c
= it
->data
;
253 if (c
->desktop
>= num
)
254 client_set_desktop(c
, num
- 1, FALSE
);
257 dispatch_ob(Event_Ob_NumDesktops
, num
, old
);
259 /* change our desktop if we're on one that no longer exists! */
260 if (screen_desktop
>= screen_num_desktops
)
261 screen_set_desktop(num
- 1);
264 void screen_set_desktop(guint num
)
270 g_assert(num
< screen_num_desktops
);
272 old
= screen_desktop
;
273 screen_desktop
= num
;
274 PROP_SET32(ob_root
, net_current_desktop
, cardinal
, num
);
276 if (old
== num
) return;
278 g_message("Moving to desktop %d", num
+1);
280 /* show windows before hiding the rest to lessen the enter/leave events */
282 /* show windows from top to bottom */
283 for (it
= stacking_list
; it
!= NULL
; it
= it
->next
) {
284 Client
*c
= it
->data
;
285 if (!c
->frame
->visible
&& client_should_show(c
))
286 frame_show(c
->frame
);
289 /* hide windows from bottom to top */
290 for (it
= g_list_last(stacking_list
); it
!= NULL
; it
= it
->prev
) {
291 Client
*c
= it
->data
;
292 if (c
->frame
->visible
&& !client_should_show(c
))
293 frame_hide(c
->frame
);
296 /* focus the last focused window on the desktop, and ignore enter events
297 from the switch so it doesnt mess with the focus */
298 XSync(ob_display
, FALSE
);
299 while (XCheckTypedEvent(ob_display
, EnterNotify
, &e
));
300 focus_fallback(Fallback_Desktop
);
302 dispatch_ob(Event_Ob_Desktop
, num
, old
);
305 void screen_update_layout()
307 guint32
*data
= NULL
;
311 screen_desktop_layout
.orientation
= prop_atoms
.net_wm_orientation_horz
;
312 screen_desktop_layout
.start_corner
= prop_atoms
.net_wm_topleft
;
313 screen_desktop_layout
.rows
= 1;
314 screen_desktop_layout
.columns
= screen_num_desktops
;
316 if (PROP_GETA32(ob_root
, net_desktop_layout
, cardinal
, &data
, &num
)) {
317 if (num
== 3 || num
== 4) {
318 if (data
[0] == prop_atoms
.net_wm_orientation_vert
)
319 screen_desktop_layout
.orientation
= data
[0];
321 screen_desktop_layout
.start_corner
=
322 prop_atoms
.net_wm_topright
;
324 if (data
[3] == prop_atoms
.net_wm_topright
)
325 screen_desktop_layout
.start_corner
= data
[3];
326 else if (data
[3] == prop_atoms
.net_wm_bottomright
)
327 screen_desktop_layout
.start_corner
= data
[3];
328 else if (data
[3] == prop_atoms
.net_wm_bottomleft
)
329 screen_desktop_layout
.start_corner
= data
[3];
332 /* fill in a zero rows/columns */
333 if (!(data
[1] == 0 && data
[2] == 0)) { /* both 0's is bad data.. */
335 data
[1] = (screen_num_desktops
+
336 screen_num_desktops
% data
[2]) / data
[2];
337 } else if (data
[2] == 0) {
338 data
[2] = (screen_num_desktops
+
339 screen_num_desktops
% data
[1]) / data
[1];
341 screen_desktop_layout
.columns
= data
[1];
342 screen_desktop_layout
.rows
= data
[2];
345 /* bounds checking */
346 if (screen_desktop_layout
.orientation
==
347 prop_atoms
.net_wm_orientation_horz
) {
348 if (screen_desktop_layout
.rows
> screen_num_desktops
)
349 screen_desktop_layout
.rows
= screen_num_desktops
;
350 if (screen_desktop_layout
.columns
>
351 ((screen_num_desktops
+ screen_num_desktops
%
352 screen_desktop_layout
.rows
) /
353 screen_desktop_layout
.rows
))
354 screen_desktop_layout
.columns
=
355 (screen_num_desktops
+ screen_num_desktops
%
356 screen_desktop_layout
.rows
) /
357 screen_desktop_layout
.rows
;
359 if (screen_desktop_layout
.columns
> screen_num_desktops
)
360 screen_desktop_layout
.columns
= screen_num_desktops
;
361 if (screen_desktop_layout
.rows
>
362 ((screen_num_desktops
+ screen_num_desktops
%
363 screen_desktop_layout
.columns
) /
364 screen_desktop_layout
.columns
))
365 screen_desktop_layout
.rows
=
366 (screen_num_desktops
+ screen_num_desktops
%
367 screen_desktop_layout
.columns
) /
368 screen_desktop_layout
.columns
;
375 void screen_update_desktop_names()
379 /* empty the array */
380 g_strfreev(screen_desktop_names
);
381 screen_desktop_names
= NULL
;
383 if (PROP_GETSS(ob_root
, net_desktop_names
, utf8
, &screen_desktop_names
))
384 for (i
= 0; screen_desktop_names
[i
] && i
<= screen_num_desktops
; ++i
);
387 if (i
<= screen_num_desktops
) {
388 screen_desktop_names
= g_renew(char*, screen_desktop_names
,
389 screen_num_desktops
+ 1);
390 screen_desktop_names
[screen_num_desktops
] = NULL
;
391 for (; i
< screen_num_desktops
; ++i
)
392 screen_desktop_names
[i
] = g_strdup("Unnamed Desktop");
396 void screen_show_desktop(gboolean show
)
400 if (show
== screen_showing_desktop
) return; /* no change */
402 screen_showing_desktop
= show
;
406 for (it
= g_list_last(stacking_list
); it
!= NULL
; it
= it
->prev
) {
407 Client
*client
= it
->data
;
408 if (client
->frame
->visible
&& !client_should_show(client
))
409 frame_hide(client
->frame
);
413 for (it
= stacking_list
; it
!= NULL
; it
= it
->next
) {
414 Client
*client
= it
->data
;
415 if (!client
->frame
->visible
&& client_should_show(client
))
416 frame_show(client
->frame
);
420 show
= !!show
; /* make it boolean */
421 PROP_SET32(ob_root
, net_showing_desktop
, cardinal
, show
);
423 dispatch_ob(Event_Ob_ShowDesktop
, show
, 0);
426 void screen_install_colormap(Client
*client
, gboolean install
)
428 XWindowAttributes wa
;
430 if (client
== NULL
) {
432 XInstallColormap(ob_display
, render_colormap
);
434 XUninstallColormap(ob_display
, render_colormap
);
436 if (XGetWindowAttributes(ob_display
, client
->window
, &wa
) &&
437 wa
.colormap
!= None
) {
439 XInstallColormap(ob_display
, wa
.colormap
);
441 XUninstallColormap(ob_display
, wa
.colormap
);
446 void screen_update_struts()
452 strut
= g_new0(Strut
, screen_num_desktops
+ 1);
454 for (it
= client_list
; it
!= NULL
; it
= it
->next
) {
455 Client
*c
= it
->data
;
456 if (c
->iconic
) continue; /* these dont count in the strut */
458 if (c
->desktop
== 0xffffffff) {
459 for (i
= 0; i
< screen_num_desktops
; ++i
)
460 STRUT_ADD(strut
[i
], c
->strut
);
462 g_assert(c
->desktop
< screen_num_desktops
);
463 STRUT_ADD(strut
[c
->desktop
], c
->strut
);
465 /* apply to the 'all desktops' strut */
466 STRUT_ADD(strut
[screen_num_desktops
], c
->strut
);
468 screen_update_area();
471 static void screen_update_area()
477 area
= g_new0(Rect
, screen_num_desktops
+ 1);
479 dims
= g_new(guint32
, 4 * screen_num_desktops
);
480 for (i
= 0; i
< screen_num_desktops
+ 1; ++i
) {
481 Rect old_area
= area
[i
];
484 // reset to the full areas
485 if (isXineramaActive())
486 xineramaUsableArea = getXineramaAreas();
490 RECT_SET(area
[i
], strut
[i
].left
, strut
[i
].top
,
491 screen_physical_size
.width
- (strut
[i
].left
+
493 screen_physical_size
.height
- (strut
[i
].top
+
498 if (isXineramaActive()) {
499 // keep each of the ximerama-defined areas inside the strut
500 RectList::iterator xit, xend = xineramaUsableArea.end();
501 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
502 if (xit->x() < usableArea.x()) {
503 xit->setX(usableArea.x());
504 xit->setWidth(xit->width() - usableArea.x());
506 if (xit->y() < usableArea.y()) {
507 xit->setY(usableArea.y());
508 xit->setHeight(xit->height() - usableArea.y());
510 if (xit->x() + xit->width() > usableArea.width())
511 xit->setWidth(usableArea.width() - xit->x());
512 if (xit->y() + xit->height() > usableArea.height())
513 xit->setHeight(usableArea.height() - xit->y());
518 if (!RECT_EQUAL(old_area
, area
[i
])) {
519 /* the area has changed, adjust all the maximized windows */
521 for (it
= client_list
; it
; it
= it
->next
) {
522 Client
*c
= it
->data
;
523 if (i
< screen_num_desktops
) {
525 client_remaximize(c
);
527 /* the 'all desktops' size */
528 if (c
->desktop
== DESKTOP_ALL
)
529 client_remaximize(c
);
534 /* don't set these for the 'all desktops' area */
535 if (i
< screen_num_desktops
) {
536 dims
[(i
* 4) + 0] = area
[i
].x
;
537 dims
[(i
* 4) + 1] = area
[i
].y
;
538 dims
[(i
* 4) + 2] = area
[i
].width
;
539 dims
[(i
* 4) + 3] = area
[i
].height
;
542 PROP_SETA32(ob_root
, net_workarea
, cardinal
,
543 dims
, 4 * screen_num_desktops
);
547 Rect
*screen_area(guint desktop
)
549 if (desktop
>= screen_num_desktops
) {
550 if (desktop
== DESKTOP_ALL
)
551 return &area
[screen_num_desktops
];
554 return &area
[desktop
];
557 Strut
*screen_strut(guint desktop
)
559 if (desktop
>= screen_num_desktops
) {
560 if (desktop
== DESKTOP_ALL
)
561 return &strut
[screen_num_desktops
];
564 return &strut
[desktop
];