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 GPtrArray
*screen_desktop_names
;
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
, utf8
, "Openbox");
78 PROP_SET32(support_window
, net_supporting_wm_check
, window
,support_window
);
80 /* set the _NET_SUPPORTED_ATOMS hint */
83 supported
= g_new(Atom
, 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_SET32A(ob_root
, net_supported
, atom
, supported
, num_support
);
149 void screen_startup()
151 screen_desktop_names
= g_ptr_array_new();
153 /* get the initial size */
156 screen_num_desktops
= 0;
157 screen_set_num_desktops(4);
159 screen_set_desktop(0);
161 /* don't start in showing-desktop mode */
162 screen_showing_desktop
= FALSE
;
163 PROP_SET32(ob_root
, net_showing_desktop
, cardinal
, screen_showing_desktop
);
165 screen_update_layout();
168 void screen_shutdown()
172 XSelectInput(ob_display
, ob_root
, NoEventMask
);
174 PROP_ERASE(ob_root
, openbox_pid
); /* we're not running here no more! */
175 PROP_ERASE(ob_root
, net_supported
); /* not without us */
176 PROP_ERASE(ob_root
, net_showing_desktop
); /* don't keep this mode */
178 XDestroyWindow(ob_display
, support_window
);
180 for (i
= 0; i
< screen_desktop_names
->len
; ++i
)
181 g_free(g_ptr_array_index(screen_desktop_names
, i
));
182 g_ptr_array_free(screen_desktop_names
, TRUE
);
189 /* XXX RandR support here? */
192 /* Set the _NET_DESKTOP_GEOMETRY hint */
193 geometry
[0] = WidthOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
194 geometry
[1] = HeightOfScreen(ScreenOfDisplay(ob_display
, ob_screen
));
195 PROP_SET32A(ob_root
, net_desktop_geometry
, cardinal
, geometry
, 2);
196 screen_physical_size
.width
= geometry
[0];
197 screen_physical_size
.height
= geometry
[1];
199 if (ob_state
== State_Starting
)
202 screen_update_struts();
204 /* XXX adjust more stuff ? */
207 void screen_set_num_desktops(guint num
)
215 old
= screen_num_desktops
;
216 screen_num_desktops
= num
;
217 PROP_SET32(ob_root
, net_number_of_desktops
, cardinal
, num
);
219 /* set the viewport hint */
220 viewport
= g_new0(gulong
, num
* 2);
221 PROP_SET32A(ob_root
, net_desktop_viewport
, cardinal
, viewport
, num
* 2);
224 /* change our struts/area to match */
225 screen_update_struts();
227 /* the number of rows/columns will differ */
228 screen_update_layout();
230 /* may be some unnamed desktops that we need to fill in with names */
231 screen_update_desktop_names();
233 /* update the focus lists */
234 /* free our lists for the desktops which have disappeared */
235 for (i
= num
; i
< old
; ++i
)
236 g_list_free(focus_order
[i
]);
237 /* realloc the array */
238 focus_order
= g_renew(GList
*, focus_order
, num
);
239 /* set the new lists to be empty */
240 for (i
= old
; i
< num
; ++i
)
241 focus_order
[i
] = NULL
;
243 /* move windows on desktops that will no longer exist! */
244 for (it
= client_list
; it
!= NULL
; it
= it
->next
) {
245 Client
*c
= it
->data
;
246 if (c
->desktop
>= num
)
247 client_set_desktop(c
, num
- 1);
250 dispatch_ob(Event_Ob_NumDesktops
, num
, old
);
252 /* change our desktop if we're on one that no longer exists! */
253 if (screen_desktop
>= screen_num_desktops
)
254 screen_set_desktop(num
- 1);
257 void screen_set_desktop(guint num
)
262 g_assert(num
< screen_num_desktops
);
264 old
= screen_desktop
;
265 screen_desktop
= num
;
266 PROP_SET32(ob_root
, net_current_desktop
, cardinal
, num
);
268 if (old
== num
) return;
270 /* show windows before hiding the rest to lessen the enter/leave events */
272 /* show windows from top to bottom */
273 for (it
= stacking_list
; it
!= NULL
; it
= it
->next
) {
274 Client
*c
= it
->data
;
275 if (!c
->frame
->visible
&& client_should_show(c
))
276 engine_frame_show(c
->frame
);
279 /* hide windows from bottom to top */
280 for (it
= g_list_last(stacking_list
); it
!= NULL
; it
= it
->prev
) {
281 Client
*c
= it
->data
;
282 if (c
->frame
->visible
&& !client_should_show(c
))
283 engine_frame_hide(c
->frame
);
286 dispatch_ob(Event_Ob_Desktop
, num
, old
);
289 void screen_update_layout()
291 unsigned long *data
= NULL
;
294 screen_desktop_layout
.orientation
= prop_atoms
.net_wm_orientation_horz
;
295 screen_desktop_layout
.start_corner
= prop_atoms
.net_wm_topleft
;
296 screen_desktop_layout
.rows
= 1;
297 screen_desktop_layout
.columns
= screen_num_desktops
;
299 if (PROP_GET32A(ob_root
, net_desktop_layout
, cardinal
, data
, 4)) {
300 if (data
[0] == prop_atoms
.net_wm_orientation_vert
)
301 screen_desktop_layout
.orientation
= data
[0];
302 if (data
[3] == prop_atoms
.net_wm_topright
)
303 screen_desktop_layout
.start_corner
= data
[3];
304 else if (data
[3] == prop_atoms
.net_wm_bottomright
)
305 screen_desktop_layout
.start_corner
= data
[3];
306 else if (data
[3] == prop_atoms
.net_wm_bottomleft
)
307 screen_desktop_layout
.start_corner
= data
[3];
309 /* fill in a zero rows/columns */
310 if (!(data
[1] == 0 && data
[2] == 0)) { /* both 0's is bad data.. */
312 data
[1] = (screen_num_desktops
+
313 screen_num_desktops
% data
[2]) / data
[2];
314 } else if (data
[2] == 0) {
315 data
[2] = (screen_num_desktops
+
316 screen_num_desktops
% data
[1]) / data
[1];
318 screen_desktop_layout
.columns
= data
[1];
319 screen_desktop_layout
.rows
= data
[2];
322 /* bounds checking */
323 if (screen_desktop_layout
.orientation
==
324 prop_atoms
.net_wm_orientation_horz
) {
325 if (screen_desktop_layout
.rows
> screen_num_desktops
)
326 screen_desktop_layout
.rows
= screen_num_desktops
;
327 if (screen_desktop_layout
.columns
> ((screen_num_desktops
+
328 screen_num_desktops
%
329 screen_desktop_layout
.rows
) /
330 screen_desktop_layout
.rows
))
331 screen_desktop_layout
.columns
=
332 (screen_num_desktops
+ screen_num_desktops
%
333 screen_desktop_layout
.rows
) /
334 screen_desktop_layout
.rows
;
336 if (screen_desktop_layout
.columns
> screen_num_desktops
)
337 screen_desktop_layout
.columns
= screen_num_desktops
;
338 if (screen_desktop_layout
.rows
> ((screen_num_desktops
+
339 screen_num_desktops
%
340 screen_desktop_layout
.columns
) /
341 screen_desktop_layout
.columns
))
342 screen_desktop_layout
.rows
=
343 (screen_num_desktops
+ screen_num_desktops
%
344 screen_desktop_layout
.columns
) /
345 screen_desktop_layout
.columns
;
351 void screen_update_desktop_names()
355 /* empty the array */
356 for (i
= 0; i
< screen_desktop_names
->len
; ++i
)
357 g_free(g_ptr_array_index(screen_desktop_names
, i
));
358 g_ptr_array_set_size(screen_desktop_names
, 0);
360 PROP_GETSA(ob_root
, net_desktop_names
, utf8
, screen_desktop_names
);
362 while (screen_desktop_names
->len
< screen_num_desktops
)
363 g_ptr_array_add(screen_desktop_names
, g_strdup("Unnamed Desktop"));
366 void screen_show_desktop(gboolean show
)
370 if (show
== screen_showing_desktop
) return; /* no change */
372 screen_showing_desktop
= show
;
376 for (it
= g_list_last(stacking_list
); it
!= NULL
; it
= it
->prev
) {
377 Client
*client
= it
->data
;
378 if (client
->frame
->visible
&& !client_should_show(client
))
379 engine_frame_hide(client
->frame
);
383 for (it
= stacking_list
; it
!= NULL
; it
= it
->next
) {
384 Client
*client
= it
->data
;
385 if (!client
->frame
->visible
&& client_should_show(client
))
386 engine_frame_show(client
->frame
);
390 show
= !!show
; /* make it boolean */
391 PROP_SET32(ob_root
, net_showing_desktop
, cardinal
, show
);
393 dispatch_ob(Event_Ob_ShowDesktop
, show
, 0);
396 void screen_install_colormap(Client
*client
, gboolean install
)
398 XWindowAttributes wa
;
400 if (client
== NULL
) {
402 XInstallColormap(ob_display
, render_colormap
);
404 XUninstallColormap(ob_display
, render_colormap
);
406 if (XGetWindowAttributes(ob_display
, client
->window
, &wa
) &&
407 wa
.colormap
!= None
) {
409 XInstallColormap(ob_display
, wa
.colormap
);
411 XUninstallColormap(ob_display
, wa
.colormap
);
416 void screen_update_struts()
422 strut
= g_new0(Strut
, screen_num_desktops
+ 1);
424 for (it
= client_list
; it
!= NULL
; it
= it
->next
) {
425 Client
*c
= it
->data
;
426 if (c
->iconic
) continue; /* these dont count in the strut */
428 if (c
->desktop
== 0xffffffff) {
429 for (i
= 0; i
< screen_num_desktops
; ++i
)
430 STRUT_ADD(strut
[i
], c
->strut
);
432 g_assert(c
->desktop
< screen_num_desktops
);
433 STRUT_ADD(strut
[c
->desktop
], c
->strut
);
435 /* apply to the 'all desktops' strut */
436 STRUT_ADD(strut
[screen_num_desktops
], c
->strut
);
438 screen_update_area();
441 static void screen_update_area()
447 area
= g_new0(Rect
, screen_num_desktops
+ 1);
449 dims
= g_new(unsigned long, 4 * screen_num_desktops
);
450 for (i
= 0; i
< screen_num_desktops
+ 1; ++i
) {
451 Rect old_area
= area
[i
];
454 // reset to the full areas
455 if (isXineramaActive())
456 xineramaUsableArea = getXineramaAreas();
460 RECT_SET(area
[i
], strut
[i
].left
, strut
[i
].top
,
461 screen_physical_size
.width
- (strut
[i
].left
+
463 screen_physical_size
.height
- (strut
[i
].top
+
468 if (isXineramaActive()) {
469 // keep each of the ximerama-defined areas inside the strut
470 RectList::iterator xit, xend = xineramaUsableArea.end();
471 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
472 if (xit->x() < usableArea.x()) {
473 xit->setX(usableArea.x());
474 xit->setWidth(xit->width() - usableArea.x());
476 if (xit->y() < usableArea.y()) {
477 xit->setY(usableArea.y());
478 xit->setHeight(xit->height() - usableArea.y());
480 if (xit->x() + xit->width() > usableArea.width())
481 xit->setWidth(usableArea.width() - xit->x());
482 if (xit->y() + xit->height() > usableArea.height())
483 xit->setHeight(usableArea.height() - xit->y());
488 if (!RECT_EQUAL(old_area
, area
[i
])) {
489 /* the area has changed, adjust all the maximized windows */
491 for (it
= client_list
; it
; it
= it
->next
) {
492 Client
*c
= it
->data
;
493 if (i
< screen_num_desktops
) {
495 client_remaximize(c
);
497 /* the 'all desktops' size */
498 if (c
->desktop
== DESKTOP_ALL
)
499 client_remaximize(c
);
504 /* don't set these for the 'all desktops' area */
505 if (i
< screen_num_desktops
) {
506 dims
[(i
* 4) + 0] = area
[i
].x
;
507 dims
[(i
* 4) + 1] = area
[i
].y
;
508 dims
[(i
* 4) + 2] = area
[i
].width
;
509 dims
[(i
* 4) + 3] = area
[i
].height
;
512 PROP_SET32A(ob_root
, net_workarea
, cardinal
,
513 dims
, 4 * screen_num_desktops
);
517 Rect
*screen_area(guint desktop
)
519 if (desktop
>= screen_num_desktops
) {
520 if (desktop
== DESKTOP_ALL
)
521 return &area
[screen_num_desktops
];
524 return &area
[desktop
];
527 Strut
*screen_strut(guint desktop
)
529 if (desktop
>= screen_num_desktops
) {
530 if (desktop
== DESKTOP_ALL
)
531 return &strut
[screen_num_desktops
];
534 return &strut
[desktop
];