11 # include <sys/types.h>
15 /*! The event mask to grab on the root window */
16 #define ROOT_EVENTMASK (/*ColormapChangeMask |*/ PropertyChangeMask | \
17 EnterWindowMask | LeaveWindowMask | \
18 SubstructureNotifyMask | SubstructureRedirectMask | \
19 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
21 guint screen_num_desktops
= 1;
22 guint screen_desktop
= 0;
23 Size screen_physical_size
;
24 gboolean screen_showing_desktop
;
25 DesktopLayout screen_desktop_layout
;
26 GPtrArray
*screen_desktop_names
;
28 static Rect
*area
= NULL
;
29 static Strut
*strut
= NULL
;
31 static void screen_update_area();
33 static gboolean running
;
34 static int another_running(Display
*d
, XErrorEvent
*e
)
37 g_message("A window manager is already running on screen %d",
43 gboolean
screen_annex()
52 old
= XSetErrorHandler(another_running
);
53 XSelectInput(ob_display
, ob_root
, ROOT_EVENTMASK
);
54 XSync(ob_display
, FALSE
);
55 XSetErrorHandler(old
);
59 g_message("Managing screen %d", ob_screen
);
61 /* set the mouse cursor for the root window (the default cursor) */
62 XDefineCursor(ob_display
, ob_root
, ob_cursors
.left_ptr
);
64 /* set the OPENBOX_PID hint */
66 PROP_SET32(ob_root
, openbox_pid
, cardinal
, pid
);
68 /* create the netwm support window */
69 support
= XCreateSimpleWindow(ob_display
, ob_root
, 0, 0, 1, 1, 0, 0, 0);
71 /* set supporting window */
72 PROP_SET32(ob_root
, net_supporting_wm_check
, window
, support
);
74 /* set properties on the supporting window */
75 PROP_SETS(support
, net_wm_name
, utf8
, "Openbox");
76 PROP_SET32(support
, net_supporting_wm_check
, window
, support
);
78 /* set the _NET_SUPPORTED_ATOMS hint */
81 supported
= g_new(Atom
, num_support
);
82 supported
[i
++] = prop_atoms
.net_current_desktop
;
83 supported
[i
++] = prop_atoms
.net_number_of_desktops
;
84 supported
[i
++] = prop_atoms
.net_desktop_geometry
;
85 supported
[i
++] = prop_atoms
.net_desktop_viewport
;
86 supported
[i
++] = prop_atoms
.net_active_window
;
87 supported
[i
++] = prop_atoms
.net_workarea
;
88 supported
[i
++] = prop_atoms
.net_client_list
;
89 supported
[i
++] = prop_atoms
.net_client_list_stacking
;
90 supported
[i
++] = prop_atoms
.net_desktop_names
;
91 supported
[i
++] = prop_atoms
.net_close_window
;
92 supported
[i
++] = prop_atoms
.net_desktop_layout
;
93 supported
[i
++] = prop_atoms
.net_showing_desktop
;
94 supported
[i
++] = prop_atoms
.net_wm_name
;
95 supported
[i
++] = prop_atoms
.net_wm_visible_name
;
96 supported
[i
++] = prop_atoms
.net_wm_icon_name
;
97 supported
[i
++] = prop_atoms
.net_wm_visible_icon_name
;
98 supported
[i
++] = prop_atoms
.net_wm_desktop
;
99 supported
[i
++] = prop_atoms
.net_wm_strut
;
100 supported
[i
++] = prop_atoms
.net_wm_window_type
;
101 supported
[i
++] = prop_atoms
.net_wm_window_type_desktop
;
102 supported
[i
++] = prop_atoms
.net_wm_window_type_dock
;
103 supported
[i
++] = prop_atoms
.net_wm_window_type_toolbar
;
104 supported
[i
++] = prop_atoms
.net_wm_window_type_menu
;
105 supported
[i
++] = prop_atoms
.net_wm_window_type_utility
;
106 supported
[i
++] = prop_atoms
.net_wm_window_type_splash
;
107 supported
[i
++] = prop_atoms
.net_wm_window_type_dialog
;
108 supported
[i
++] = prop_atoms
.net_wm_window_type_normal
;
109 supported
[i
++] = prop_atoms
.net_wm_allowed_actions
;
110 supported
[i
++] = prop_atoms
.net_wm_action_move
;
111 supported
[i
++] = prop_atoms
.net_wm_action_resize
;
112 supported
[i
++] = prop_atoms
.net_wm_action_minimize
;
113 supported
[i
++] = prop_atoms
.net_wm_action_shade
;
114 supported
[i
++] = prop_atoms
.net_wm_action_maximize_horz
;
115 supported
[i
++] = prop_atoms
.net_wm_action_maximize_vert
;
116 supported
[i
++] = prop_atoms
.net_wm_action_fullscreen
;
117 supported
[i
++] = prop_atoms
.net_wm_action_change_desktop
;
118 supported
[i
++] = prop_atoms
.net_wm_action_close
;
119 supported
[i
++] = prop_atoms
.net_wm_state
;
120 supported
[i
++] = prop_atoms
.net_wm_state_modal
;
121 supported
[i
++] = prop_atoms
.net_wm_state_maximized_vert
;
122 supported
[i
++] = prop_atoms
.net_wm_state_maximized_horz
;
123 supported
[i
++] = prop_atoms
.net_wm_state_shaded
;
124 supported
[i
++] = prop_atoms
.net_wm_state_skip_taskbar
;
125 supported
[i
++] = prop_atoms
.net_wm_state_skip_pager
;
126 supported
[i
++] = prop_atoms
.net_wm_state_hidden
;
127 supported
[i
++] = prop_atoms
.net_wm_state_fullscreen
;
128 supported
[i
++] = prop_atoms
.net_wm_state_above
;
129 supported
[i
++] = prop_atoms
.net_wm_state_below
;
130 g_assert(i
== num_support
);
132 supported[] = prop_atoms.net_wm_moveresize;
133 supported[] = prop_atoms.net_wm_moveresize_size_topleft;
134 supported[] = prop_atoms.net_wm_moveresize_size_topright;
135 supported[] = prop_atoms.net_wm_moveresize_size_bottomleft;
136 supported[] = prop_atoms.net_wm_moveresize_size_bottomright;
137 supported[] = prop_atoms.net_wm_moveresize_move;
138 supported[] = prop_atoms.net_wm_action_stick;
141 PROP_SET32A(ob_root
, net_supported
, atom
, supported
, num_support
);
147 void screen_startup()
149 screen_desktop_names
= g_ptr_array_new();
151 /* get the initial size */
154 screen_set_num_desktops(4);
155 screen_set_desktop(0);
157 /* don't start in showing-desktop mode */
158 screen_showing_desktop
= FALSE
;
159 PROP_SET32(ob_root
, net_showing_desktop
, cardinal
, screen_showing_desktop
);
161 screen_update_layout();
164 void screen_shutdown()
167 for (i
= 0; i
< screen_desktop_names
->len
; ++i
)
168 g_free(g_ptr_array_index(screen_desktop_names
, i
));
169 g_ptr_array_free(screen_desktop_names
, TRUE
);
176 /* Set the _NET_DESKTOP_GEOMETRY hint */
177 /* XXX RandR support here? */
180 geometry
[0] = WidthOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
181 geometry
[1] = HeightOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
182 PROP_SET32A(ob_root
, net_desktop_geometry
, cardinal
, geometry
, 2);
183 screen_physical_size
.width
= geometry
[0];
184 screen_physical_size
.height
= geometry
[1];
186 if (ob_state
== State_Starting
)
189 screen_update_struts();
191 /* XXX adjust more stuff ? */
194 void screen_set_num_desktops(guint num
)
196 unsigned long *viewport
;
200 /* move windows on desktops that will no longer exist! */
202 std::list<Client*>::iterator it, end = clients.end();
203 for (it = clients.begin(); it != end; ++it) {
204 unsigned int d = (*it)->desktop();
205 if (d >= num && d != 0xffffffff) {
207 ce.xclient.type = ClientMessage;
208 ce.xclient.message_type = otk::Property::atoms.net_wm_desktop;
209 ce.xclient.display = **otk::display;
210 ce.xclient.window = (*it)->window();
211 ce.xclient.format = 32;
212 ce.xclient.data.l[0] = num - 1;
213 XSendEvent(**otk::display, _info->rootWindow(), false,
214 SubstructureNotifyMask | SubstructureRedirectMask, &ce);
219 screen_num_desktops
= num
;
220 PROP_SET32(ob_root
, net_number_of_desktops
, cardinal
, num
);
222 /* set the viewport hint */
223 viewport
= g_new0(unsigned long, num
* 2);
224 PROP_SET32A(ob_root
, net_desktop_viewport
, cardinal
, viewport
, num
* 2);
227 /* change our struts/area to match */
228 screen_update_struts();
230 /* the number of rows/columns will differ */
231 screen_update_layout();
233 /* may be some unnamed desktops that we need to fill in with names */
234 screen_update_desktop_names();
236 /* change our desktop if we're on one that no longer exists! */
237 if (screen_desktop
>= screen_num_desktops
)
238 screen_set_desktop(num
- 1);
241 void screen_set_desktop(guint num
)
245 guint old
= screen_desktop
;
247 g_assert(num
< screen_num_desktops
);
249 g_message("Moving to desktop %u", num
);
251 screen_desktop
= num
;
252 PROP_SET32(ob_root
, net_current_desktop
, cardinal
, num
);
254 if (old
== num
) return;
256 /* hide windows from bottom to top */
257 for (it
= g_list_last(stacking_list
); it
!= NULL
; it
= it
->prev
) {
258 Client
*c
= it
->data
;
259 if (c
->frame
->visible
&& !client_should_show(c
))
260 engine_frame_hide(c
->frame
);
263 /* show windows from top to bottom */
264 for (it
= stacking_list
; it
!= NULL
; it
= it
->next
) {
265 Client
*c
= it
->data
;
266 if (!c
->frame
->visible
&& client_should_show(c
))
267 engine_frame_show(c
->frame
);
270 /* force the callbacks to fire */
271 if (focus_client
== NULL
)
272 focus_set_client(NULL
);
275 void screen_update_layout()
277 unsigned long *data
= NULL
;
280 screen_desktop_layout
.orientation
= prop_atoms
.net_wm_orientation_horz
;
281 screen_desktop_layout
.start_corner
= prop_atoms
.net_wm_topleft
;
282 screen_desktop_layout
.rows
= 1;
283 screen_desktop_layout
.columns
= screen_num_desktops
;
285 if (PROP_GET32A(ob_root
, net_desktop_layout
, cardinal
, data
, 4)) {
286 if (data
[0] == prop_atoms
.net_wm_orientation_vert
)
287 screen_desktop_layout
.orientation
= data
[0];
288 if (data
[3] == prop_atoms
.net_wm_topright
)
289 screen_desktop_layout
.start_corner
= data
[3];
290 else if (data
[3] == prop_atoms
.net_wm_bottomright
)
291 screen_desktop_layout
.start_corner
= data
[3];
292 else if (data
[3] == prop_atoms
.net_wm_bottomleft
)
293 screen_desktop_layout
.start_corner
= data
[3];
295 /* fill in a zero rows/columns */
296 if (!(data
[1] == 0 && data
[2] == 0)) { /* both 0's is bad data.. */
298 data
[1] = (screen_num_desktops
+
299 screen_num_desktops
% data
[2]) / data
[2];
300 } else if (data
[2] == 0) {
301 data
[2] = (screen_num_desktops
+
302 screen_num_desktops
% data
[1]) / data
[1];
304 screen_desktop_layout
.columns
= data
[1];
305 screen_desktop_layout
.rows
= data
[2];
308 /* bounds checking */
309 if (screen_desktop_layout
.orientation
==
310 prop_atoms
.net_wm_orientation_horz
) {
311 if (screen_desktop_layout
.rows
> screen_num_desktops
)
312 screen_desktop_layout
.rows
= screen_num_desktops
;
313 if (screen_desktop_layout
.columns
> ((screen_num_desktops
+
314 screen_num_desktops
%
315 screen_desktop_layout
.rows
) /
316 screen_desktop_layout
.rows
))
317 screen_desktop_layout
.columns
=
318 (screen_num_desktops
+ screen_num_desktops
%
319 screen_desktop_layout
.rows
) /
320 screen_desktop_layout
.rows
;
322 if (screen_desktop_layout
.columns
> screen_num_desktops
)
323 screen_desktop_layout
.columns
= screen_num_desktops
;
324 if (screen_desktop_layout
.rows
> ((screen_num_desktops
+
325 screen_num_desktops
%
326 screen_desktop_layout
.columns
) /
327 screen_desktop_layout
.columns
))
328 screen_desktop_layout
.rows
=
329 (screen_num_desktops
+ screen_num_desktops
%
330 screen_desktop_layout
.columns
) /
331 screen_desktop_layout
.columns
;
337 void screen_update_desktop_names()
341 /* empty the array */
342 for (i
= 0; i
< screen_desktop_names
->len
; ++i
)
343 g_free(g_ptr_array_index(screen_desktop_names
, i
));
344 g_ptr_array_set_size(screen_desktop_names
, 0);
346 PROP_GETSA(ob_root
, net_desktop_names
, utf8
, screen_desktop_names
);
348 while (screen_desktop_names
->len
< screen_num_desktops
)
349 g_ptr_array_add(screen_desktop_names
, g_strdup("Unnamed Desktop"));
352 void screen_show_desktop(gboolean show
)
355 static Window saved_focus
= 0;
357 if (show
== screen_showing_desktop
) return; /* no change */
359 /* save the window focus, and restore it when leaving the show-desktop
361 if (show
&& focus_client
)
362 saved_focus
= focus_client
->window
;
364 screen_showing_desktop
= show
;
368 for (it
= g_list_last(stacking_list
); it
!= NULL
; it
= it
->prev
) {
369 Client
*client
= it
->data
;
370 if (client
->type
== Type_Desktop
)
371 client_focus(client
);
372 else if (client
->frame
->visible
&& !client_should_show(client
))
373 engine_frame_hide(client
->frame
);
377 for (it
= stacking_list
; it
!= NULL
; it
= it
->next
) {
378 Client
*client
= it
->data
;
379 if (!client
->frame
->visible
&& client_should_show(client
))
380 engine_frame_show(client
->frame
);
385 Client
*f
= focus_client
;
386 if (!f
|| f
->type
== Type_Desktop
) {
387 Client
*c
= g_hash_table_lookup(client_map
,
388 (gpointer
)saved_focus
);
389 if (c
) client_focus(c
);
393 show
= show
? 1 : 0; /* make it boolean */
394 PROP_SET32(ob_root
, net_showing_desktop
, cardinal
, show
);
397 void screen_install_colormap(Client
*client
, gboolean install
)
399 if (client
== NULL
) {
400 /* XXX DONT USE THE DEFAULT SHIT HERE */
402 XInstallColormap(ob_display
,
403 DefaultColormap(ob_display
, ob_screen
));
405 XUninstallColormap(ob_display
,
406 DefaultColormap(ob_display
, ob_screen
));
408 XWindowAttributes wa
;
409 if (XGetWindowAttributes(ob_display
, client
->window
, &wa
)) {
411 XInstallColormap(ob_display
, wa
.colormap
);
413 XUninstallColormap(ob_display
, wa
.colormap
);
418 void screen_update_struts()
425 strut
= g_new0(Strut
, screen_num_desktops
+ 1);
427 for (it
= client_list
; it
; it
= it
->next
) {
428 Client
*c
= it
->data
;
429 if (c
->iconic
) continue; /* these dont count in the strut */
431 if (c
->desktop
== 0xffffffff) {
432 for (i
= 0; i
< screen_num_desktops
; ++i
)
433 STRUT_ADD(strut
[i
], c
->strut
);
435 g_assert(c
->desktop
< screen_num_desktops
);
436 STRUT_ADD(strut
[c
->desktop
], c
->strut
);
438 /* apply to the 'all desktops' strut */
439 STRUT_ADD(strut
[screen_num_desktops
], c
->strut
);
441 screen_update_area();
444 static void screen_update_area()
451 area
= g_new0(Rect
, screen_num_desktops
+ 1);
453 dims
= g_new(unsigned long, 4 * screen_num_desktops
);
454 for (i
= 0; i
< screen_num_desktops
+ 1; ++i
) {
455 Rect old_area
= area
[i
];
458 // reset to the full areas
459 if (isXineramaActive())
460 xineramaUsableArea = getXineramaAreas();
464 RECT_SET(area
[i
], strut
[i
].left
, strut
[i
].top
,
465 screen_physical_size
.width
- (strut
[i
].left
+
467 screen_physical_size
.height
- (strut
[i
].top
+
472 if (isXineramaActive()) {
473 // keep each of the ximerama-defined areas inside the strut
474 RectList::iterator xit, xend = xineramaUsableArea.end();
475 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
476 if (xit->x() < usableArea.x()) {
477 xit->setX(usableArea.x());
478 xit->setWidth(xit->width() - usableArea.x());
480 if (xit->y() < usableArea.y()) {
481 xit->setY(usableArea.y());
482 xit->setHeight(xit->height() - usableArea.y());
484 if (xit->x() + xit->width() > usableArea.width())
485 xit->setWidth(usableArea.width() - xit->x());
486 if (xit->y() + xit->height() > usableArea.height())
487 xit->setHeight(usableArea.height() - xit->y());
492 if (!RECT_EQUAL(old_area
, area
[i
])) {
493 /* the area has changed, adjust all the maximized windows */
495 for (it
= client_list
; it
; it
= it
->next
) {
496 Client
*c
= it
->data
;
497 if (i
< screen_num_desktops
) {
499 client_remaximize(c
);
501 /* the 'all desktops' size */
502 if (c
->desktop
== DESKTOP_ALL
)
503 client_remaximize(c
);
508 /* don't set these for the 'all desktops' area */
509 if (i
< screen_num_desktops
) {
510 dims
[(i
* 4) + 0] = area
[i
].x
;
511 dims
[(i
* 4) + 1] = area
[i
].y
;
512 dims
[(i
* 4) + 2] = area
[i
].width
;
513 dims
[(i
* 4) + 3] = area
[i
].height
;
516 PROP_SET32A(ob_root
, net_workarea
, cardinal
,
517 dims
, 4 * screen_num_desktops
);
521 Rect
*screen_area(guint desktop
)
523 if (desktop
>= screen_num_desktops
) {
524 if (desktop
== DESKTOP_ALL
)
525 return &area
[screen_num_desktops
];
528 return &area
[desktop
];
531 Strut
*screen_strut(guint desktop
)
533 if (desktop
>= screen_num_desktops
) {
534 if (desktop
== DESKTOP_ALL
)
535 return &strut
[screen_num_desktops
];
538 return &strut
[desktop
];