10 #include "../render/render.h"
14 # include <sys/types.h>
18 /*! The event mask to grab on the root window */
19 #define ROOT_EVENTMASK (/*ColormapChangeMask |*/ PropertyChangeMask | \
20 EnterWindowMask | LeaveWindowMask | \
21 SubstructureNotifyMask | SubstructureRedirectMask | \
22 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
24 guint screen_num_desktops = 0;
25 guint screen_desktop = 0;
26 Size screen_physical_size;
27 gboolean screen_showing_desktop;
28 DesktopLayout screen_desktop_layout;
29 char **screen_desktop_names = NULL;
31 static Rect *area = NULL;
32 static Strut *strut = NULL;
33 static Window support_window = None;
35 static void screen_update_area();
37 static gboolean running;
38 static int another_running(Display *d, XErrorEvent *e)
41 g_message("A window manager is already running on screen %d",
47 gboolean screen_annex()
55 old = XSetErrorHandler(another_running);
56 XSelectInput(ob_display, ob_root, ROOT_EVENTMASK);
57 XSync(ob_display, FALSE);
58 XSetErrorHandler(old);
62 g_message("Managing screen %d", ob_screen);
64 /* set the mouse cursor for the root window (the default cursor) */
65 XDefineCursor(ob_display, ob_root, ob_cursors.ptr);
67 /* set the OPENBOX_PID hint */
69 PROP_SET32(ob_root, openbox_pid, cardinal, pid);
71 /* create the netwm support window */
72 support_window = XCreateSimpleWindow(ob_display, ob_root, 0,0,1,1,0,0,0);
74 /* set supporting window */
75 PROP_SET32(ob_root, net_supporting_wm_check, window, support_window);
77 /* set properties on the supporting window */
78 PROP_SETS(support_window, net_wm_name, "Openbox");
79 PROP_SET32(support_window, net_supporting_wm_check, window,support_window);
81 /* set the _NET_SUPPORTED_ATOMS hint */
84 supported = g_new(guint32, num_support);
85 supported[i++] = prop_atoms.net_current_desktop;
86 supported[i++] = prop_atoms.net_number_of_desktops;
87 supported[i++] = prop_atoms.net_desktop_geometry;
88 supported[i++] = prop_atoms.net_desktop_viewport;
89 supported[i++] = prop_atoms.net_active_window;
90 supported[i++] = prop_atoms.net_workarea;
91 supported[i++] = prop_atoms.net_client_list;
92 supported[i++] = prop_atoms.net_client_list_stacking;
93 supported[i++] = prop_atoms.net_desktop_names;
94 supported[i++] = prop_atoms.net_close_window;
95 supported[i++] = prop_atoms.net_desktop_layout;
96 supported[i++] = prop_atoms.net_showing_desktop;
97 supported[i++] = prop_atoms.net_wm_name;
98 supported[i++] = prop_atoms.net_wm_visible_name;
99 supported[i++] = prop_atoms.net_wm_icon_name;
100 supported[i++] = prop_atoms.net_wm_visible_icon_name;
101 supported[i++] = prop_atoms.net_wm_desktop;
102 supported[i++] = prop_atoms.net_wm_strut;
103 supported[i++] = prop_atoms.net_wm_window_type;
104 supported[i++] = prop_atoms.net_wm_window_type_desktop;
105 supported[i++] = prop_atoms.net_wm_window_type_dock;
106 supported[i++] = prop_atoms.net_wm_window_type_toolbar;
107 supported[i++] = prop_atoms.net_wm_window_type_menu;
108 supported[i++] = prop_atoms.net_wm_window_type_utility;
109 supported[i++] = prop_atoms.net_wm_window_type_splash;
110 supported[i++] = prop_atoms.net_wm_window_type_dialog;
111 supported[i++] = prop_atoms.net_wm_window_type_normal;
112 supported[i++] = prop_atoms.net_wm_allowed_actions;
113 supported[i++] = prop_atoms.net_wm_action_move;
114 supported[i++] = prop_atoms.net_wm_action_resize;
115 supported[i++] = prop_atoms.net_wm_action_minimize;
116 supported[i++] = prop_atoms.net_wm_action_shade;
117 supported[i++] = prop_atoms.net_wm_action_maximize_horz;
118 supported[i++] = prop_atoms.net_wm_action_maximize_vert;
119 supported[i++] = prop_atoms.net_wm_action_fullscreen;
120 supported[i++] = prop_atoms.net_wm_action_change_desktop;
121 supported[i++] = prop_atoms.net_wm_action_close;
122 supported[i++] = prop_atoms.net_wm_state;
123 supported[i++] = prop_atoms.net_wm_state_modal;
124 supported[i++] = prop_atoms.net_wm_state_maximized_vert;
125 supported[i++] = prop_atoms.net_wm_state_maximized_horz;
126 supported[i++] = prop_atoms.net_wm_state_shaded;
127 supported[i++] = prop_atoms.net_wm_state_skip_taskbar;
128 supported[i++] = prop_atoms.net_wm_state_skip_pager;
129 supported[i++] = prop_atoms.net_wm_state_hidden;
130 supported[i++] = prop_atoms.net_wm_state_fullscreen;
131 supported[i++] = prop_atoms.net_wm_state_above;
132 supported[i++] = prop_atoms.net_wm_state_below;
133 supported[i++] = prop_atoms.net_moveresize_window;
134 supported[i++] = prop_atoms.net_wm_moveresize;
135 supported[i++] = prop_atoms.net_wm_moveresize_size_topleft;
136 supported[i++] = prop_atoms.net_wm_moveresize_size_top;
137 supported[i++] = prop_atoms.net_wm_moveresize_size_topright;
138 supported[i++] = prop_atoms.net_wm_moveresize_size_right;
139 supported[i++] = prop_atoms.net_wm_moveresize_size_bottomright;
140 supported[i++] = prop_atoms.net_wm_moveresize_size_bottom;
141 supported[i++] = prop_atoms.net_wm_moveresize_size_bottomleft;
142 supported[i++] = prop_atoms.net_wm_moveresize_size_left;
143 supported[i++] = prop_atoms.net_wm_moveresize_move;
144 supported[i++] = prop_atoms.net_wm_moveresize_size_keyboard;
145 supported[i++] = prop_atoms.net_wm_moveresize_move_keyboard;
146 g_assert(i == num_support);
148 supported[] = prop_atoms.net_wm_action_stick;
151 PROP_SETA32(ob_root, net_supported, atom, supported, num_support);
157 void screen_startup()
162 /* get the initial size */
166 screen_desktop_names = g_new(char*,
167 g_slist_length(config_desktops_names) + 1);
168 for (i = 0, it = config_desktops_names; it; ++i, it = it->next)
169 screen_desktop_names[i] = it->data; /* dont strdup */
170 screen_desktop_names[i] = NULL;
171 PROP_SETSS(ob_root, net_desktop_names, screen_desktop_names);
172 g_free(screen_desktop_names); /* dont free the individual strings */
173 screen_desktop_names = NULL;
175 screen_num_desktops = 0;
176 screen_set_num_desktops(config_desktops_num);
177 if (startup_desktop >= screen_num_desktops)
179 screen_desktop = startup_desktop;
180 screen_set_desktop(startup_desktop);
182 /* don't start in showing-desktop mode */
183 screen_showing_desktop = FALSE;
184 PROP_SET32(ob_root, net_showing_desktop, cardinal, screen_showing_desktop);
186 screen_update_layout();
189 void screen_shutdown()
191 XSelectInput(ob_display, ob_root, NoEventMask);
193 PROP_ERASE(ob_root, openbox_pid); /* we're not running here no more! */
194 PROP_ERASE(ob_root, net_supported); /* not without us */
195 PROP_ERASE(ob_root, net_showing_desktop); /* don't keep this mode */
197 XDestroyWindow(ob_display, support_window);
199 g_strfreev(screen_desktop_names);
206 /* XXX RandR support here? */
209 /* Set the _NET_DESKTOP_GEOMETRY hint */
210 geometry[0] = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
211 geometry[1] = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
212 PROP_SETA32(ob_root, net_desktop_geometry, cardinal, geometry, 2);
213 screen_physical_size.width = geometry[0];
214 screen_physical_size.height = geometry[1];
216 if (ob_state == State_Starting)
219 screen_update_struts();
221 /* XXX adjust more stuff ? */
224 void screen_set_num_desktops(guint num)
232 old = screen_num_desktops;
233 screen_num_desktops = num;
234 PROP_SET32(ob_root, net_number_of_desktops, cardinal, num);
236 /* set the viewport hint */
237 viewport = g_new0(guint32, num * 2);
238 PROP_SETA32(ob_root, net_desktop_viewport, cardinal, viewport, num * 2);
241 /* the number of rows/columns will differ */
242 screen_update_layout();
244 /* may be some unnamed desktops that we need to fill in with names */
245 screen_update_desktop_names();
247 /* update the focus lists */
248 /* free our lists for the desktops which have disappeared */
249 for (i = num; i < old; ++i)
250 g_list_free(focus_order[i]);
251 /* realloc the array */
252 focus_order = g_renew(GList*, focus_order, num);
253 /* set the new lists to be empty */
254 for (i = old; i < num; ++i)
255 focus_order[i] = NULL;
257 /* move windows on desktops that will no longer exist! */
258 for (it = client_list; it != NULL; it = it->next) {
259 Client *c = it->data;
260 if (c->desktop >= num && c->desktop != DESKTOP_ALL)
261 client_set_desktop(c, num - 1, FALSE);
264 /* change our struts/area to match (after moving windows) */
265 screen_update_struts();
267 dispatch_ob(Event_Ob_NumDesktops, num, old);
269 /* change our desktop if we're on one that no longer exists! */
270 if (screen_desktop >= screen_num_desktops)
271 screen_set_desktop(num - 1);
274 void screen_set_desktop(guint num)
280 g_assert(num < screen_num_desktops);
282 old = screen_desktop;
283 screen_desktop = num;
284 PROP_SET32(ob_root, net_current_desktop, cardinal, num);
286 if (old == num) return;
288 g_message("Moving to desktop %d", num+1);
290 /* show windows before hiding the rest to lessen the enter/leave events */
292 /* show windows from top to bottom */
293 for (it = stacking_list; it != NULL; it = it->next) {
294 Client *c = it->data;
295 if (!c->frame->visible && client_should_show(c))
296 frame_show(c->frame);
299 /* hide windows from bottom to top */
300 for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
301 Client *c = it->data;
302 if (c->frame->visible && !client_should_show(c))
303 frame_hide(c->frame);
306 /* focus the last focused window on the desktop, and ignore enter events
307 from the switch so it doesnt mess with the focus */
308 while (XCheckTypedEvent(ob_display, EnterNotify, &e));
309 focus_fallback(Fallback_Desktop);
311 dispatch_ob(Event_Ob_Desktop, num, old);
314 void screen_update_layout()
316 guint32 *data = NULL;
320 screen_desktop_layout.orientation = prop_atoms.net_wm_orientation_horz;
321 screen_desktop_layout.start_corner = prop_atoms.net_wm_topleft;
322 screen_desktop_layout.rows = 1;
323 screen_desktop_layout.columns = screen_num_desktops;
325 if (PROP_GETA32(ob_root, net_desktop_layout, cardinal, &data, &num)) {
326 if (num == 3 || num == 4) {
327 if (data[0] == prop_atoms.net_wm_orientation_vert)
328 screen_desktop_layout.orientation = data[0];
330 screen_desktop_layout.start_corner =
331 prop_atoms.net_wm_topright;
333 if (data[3] == prop_atoms.net_wm_topright)
334 screen_desktop_layout.start_corner = data[3];
335 else if (data[3] == prop_atoms.net_wm_bottomright)
336 screen_desktop_layout.start_corner = data[3];
337 else if (data[3] == prop_atoms.net_wm_bottomleft)
338 screen_desktop_layout.start_corner = data[3];
341 /* fill in a zero rows/columns */
342 if (!(data[1] == 0 && data[2] == 0)) { /* both 0's is bad data.. */
344 data[1] = (screen_num_desktops +
345 screen_num_desktops % data[2]) / data[2];
346 } else if (data[2] == 0) {
347 data[2] = (screen_num_desktops +
348 screen_num_desktops % data[1]) / data[1];
350 screen_desktop_layout.columns = data[1];
351 screen_desktop_layout.rows = data[2];
354 /* bounds checking */
355 if (screen_desktop_layout.orientation ==
356 prop_atoms.net_wm_orientation_horz) {
357 if (screen_desktop_layout.rows > screen_num_desktops)
358 screen_desktop_layout.rows = screen_num_desktops;
359 if (screen_desktop_layout.columns >
360 ((screen_num_desktops + screen_num_desktops %
361 screen_desktop_layout.rows) /
362 screen_desktop_layout.rows))
363 screen_desktop_layout.columns =
364 (screen_num_desktops + screen_num_desktops %
365 screen_desktop_layout.rows) /
366 screen_desktop_layout.rows;
368 if (screen_desktop_layout.columns > screen_num_desktops)
369 screen_desktop_layout.columns = screen_num_desktops;
370 if (screen_desktop_layout.rows >
371 ((screen_num_desktops + screen_num_desktops %
372 screen_desktop_layout.columns) /
373 screen_desktop_layout.columns))
374 screen_desktop_layout.rows =
375 (screen_num_desktops + screen_num_desktops %
376 screen_desktop_layout.columns) /
377 screen_desktop_layout.columns;
384 void screen_update_desktop_names()
388 /* empty the array */
389 g_strfreev(screen_desktop_names);
390 screen_desktop_names = NULL;
392 if (PROP_GETSS(ob_root, net_desktop_names, utf8, &screen_desktop_names))
393 for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
396 if (i <= screen_num_desktops) {
397 screen_desktop_names = g_renew(char*, screen_desktop_names,
398 screen_num_desktops + 1);
399 screen_desktop_names[screen_num_desktops] = NULL;
400 for (; i < screen_num_desktops; ++i)
401 screen_desktop_names[i] = g_strdup("Unnamed Desktop");
405 void screen_show_desktop(gboolean show)
409 if (show == screen_showing_desktop) return; /* no change */
411 screen_showing_desktop = show;
415 for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
416 Client *client = it->data;
417 if (client->frame->visible && !client_should_show(client))
418 frame_hide(client->frame);
422 for (it = stacking_list; it != NULL; it = it->next) {
423 Client *client = it->data;
424 if (!client->frame->visible && client_should_show(client))
425 frame_show(client->frame);
431 for (it = focus_order[screen_desktop]; it; it = it->next)
432 if (((Client*)it->data)->type == Type_Desktop &&
433 client_focus(it->data))
436 focus_fallback(Fallback_NoFocus);
439 show = !!show; /* make it boolean */
440 PROP_SET32(ob_root, net_showing_desktop, cardinal, show);
442 dispatch_ob(Event_Ob_ShowDesktop, show, 0);
445 void screen_install_colormap(Client *client, gboolean install)
447 XWindowAttributes wa;
449 if (client == NULL) {
451 XInstallColormap(ob_display, render_colormap);
453 XUninstallColormap(ob_display, render_colormap);
455 if (XGetWindowAttributes(ob_display, client->window, &wa) &&
456 wa.colormap != None) {
458 XInstallColormap(ob_display, wa.colormap);
460 XUninstallColormap(ob_display, wa.colormap);
465 void screen_update_struts()
471 strut = g_new0(Strut, screen_num_desktops + 1);
473 for (it = client_list; it != NULL; it = it->next) {
474 Client *c = it->data;
475 if (c->iconic) continue; /* these dont count in the strut */
477 if (c->desktop == 0xffffffff) {
478 for (i = 0; i < screen_num_desktops; ++i)
479 STRUT_ADD(strut[i], c->strut);
481 g_assert(c->desktop < screen_num_desktops);
482 STRUT_ADD(strut[c->desktop], c->strut);
484 /* apply to the 'all desktops' strut */
485 STRUT_ADD(strut[screen_num_desktops], c->strut);
487 screen_update_area();
490 static void screen_update_area()
496 area = g_new0(Rect, screen_num_desktops + 1);
498 dims = g_new(guint32, 4 * screen_num_desktops);
499 for (i = 0; i < screen_num_desktops + 1; ++i) {
500 Rect old_area = area[i];
503 // reset to the full areas
504 if (isXineramaActive())
505 xineramaUsableArea = getXineramaAreas();
509 RECT_SET(area[i], strut[i].left, strut[i].top,
510 screen_physical_size.width - (strut[i].left +
512 screen_physical_size.height - (strut[i].top +
517 if (isXineramaActive()) {
518 // keep each of the ximerama-defined areas inside the strut
519 RectList::iterator xit, xend = xineramaUsableArea.end();
520 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
521 if (xit->x() < usableArea.x()) {
522 xit->setX(usableArea.x());
523 xit->setWidth(xit->width() - usableArea.x());
525 if (xit->y() < usableArea.y()) {
526 xit->setY(usableArea.y());
527 xit->setHeight(xit->height() - usableArea.y());
529 if (xit->x() + xit->width() > usableArea.width())
530 xit->setWidth(usableArea.width() - xit->x());
531 if (xit->y() + xit->height() > usableArea.height())
532 xit->setHeight(usableArea.height() - xit->y());
537 if (!RECT_EQUAL(old_area, area[i])) {
538 /* the area has changed, adjust all the maximized windows */
540 for (it = client_list; it; it = it->next) {
541 Client *c = it->data;
542 if (i < screen_num_desktops) {
544 client_remaximize(c);
546 /* the 'all desktops' size */
547 if (c->desktop == DESKTOP_ALL)
548 client_remaximize(c);
553 /* don't set these for the 'all desktops' area */
554 if (i < screen_num_desktops) {
555 dims[(i * 4) + 0] = area[i].x;
556 dims[(i * 4) + 1] = area[i].y;
557 dims[(i * 4) + 2] = area[i].width;
558 dims[(i * 4) + 3] = area[i].height;
561 PROP_SETA32(ob_root, net_workarea, cardinal,
562 dims, 4 * screen_num_desktops);
566 Rect *screen_area(guint desktop)
568 if (desktop >= screen_num_desktops) {
569 if (desktop == DESKTOP_ALL)
570 return &area[screen_num_desktops];
573 return &area[desktop];
576 Strut *screen_strut(guint desktop)
578 if (desktop >= screen_num_desktops) {
579 if (desktop == DESKTOP_ALL)
580 return &strut[screen_num_desktops];
583 return &strut[desktop];