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()
153 screen_desktop_names = g_ptr_array_new();
155 /* get the initial size */
159 for (it = config_desktops_names; it; it = it->next)
160 g_ptr_array_add(screen_desktop_names, it->data); /* dont strdup */
161 PROP_SETSA(ob_root, net_desktop_names, utf8, screen_desktop_names);
162 g_ptr_array_set_size(screen_desktop_names, 0); /* rm the ptrs so they dont
166 screen_num_desktops = 0;
167 screen_set_num_desktops(config_desktops_num);
169 screen_set_desktop(0);
171 /* don't start in showing-desktop mode */
172 screen_showing_desktop = FALSE;
173 PROP_SET32(ob_root, net_showing_desktop, cardinal, screen_showing_desktop);
175 screen_update_layout();
178 void screen_shutdown()
182 XSelectInput(ob_display, ob_root, NoEventMask);
184 PROP_ERASE(ob_root, openbox_pid); /* we're not running here no more! */
185 PROP_ERASE(ob_root, net_supported); /* not without us */
186 PROP_ERASE(ob_root, net_showing_desktop); /* don't keep this mode */
188 XDestroyWindow(ob_display, support_window);
190 for (i = 0; i < screen_desktop_names->len; ++i)
191 g_free(g_ptr_array_index(screen_desktop_names, i));
192 g_ptr_array_free(screen_desktop_names, TRUE);
199 /* XXX RandR support here? */
202 /* Set the _NET_DESKTOP_GEOMETRY hint */
203 geometry[0] = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen));
204 geometry[1] = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen));
205 PROP_SET32A(ob_root, net_desktop_geometry, cardinal, geometry, 2);
206 screen_physical_size.width = geometry[0];
207 screen_physical_size.height = geometry[1];
209 if (ob_state == State_Starting)
212 screen_update_struts();
214 /* XXX adjust more stuff ? */
217 void screen_set_num_desktops(guint num)
225 old = screen_num_desktops;
226 screen_num_desktops = num;
227 PROP_SET32(ob_root, net_number_of_desktops, cardinal, num);
229 /* set the viewport hint */
230 viewport = g_new0(gulong, num * 2);
231 PROP_SET32A(ob_root, net_desktop_viewport, cardinal, viewport, num * 2);
234 /* change our struts/area to match */
235 screen_update_struts();
237 /* the number of rows/columns will differ */
238 screen_update_layout();
240 /* may be some unnamed desktops that we need to fill in with names */
241 screen_update_desktop_names();
243 /* update the focus lists */
244 /* free our lists for the desktops which have disappeared */
245 for (i = num; i < old; ++i)
246 g_list_free(focus_order[i]);
247 /* realloc the array */
248 focus_order = g_renew(GList*, focus_order, num);
249 /* set the new lists to be empty */
250 for (i = old; i < num; ++i)
251 focus_order[i] = NULL;
253 /* move windows on desktops that will no longer exist! */
254 for (it = client_list; it != NULL; it = it->next) {
255 Client *c = it->data;
256 if (c->desktop >= num)
257 client_set_desktop(c, num - 1, FALSE);
260 dispatch_ob(Event_Ob_NumDesktops, num, old);
262 /* change our desktop if we're on one that no longer exists! */
263 if (screen_desktop >= screen_num_desktops)
264 screen_set_desktop(num - 1);
267 void screen_set_desktop(guint num)
273 g_assert(num < screen_num_desktops);
275 old = screen_desktop;
276 screen_desktop = num;
277 PROP_SET32(ob_root, net_current_desktop, cardinal, num);
279 if (old == num) return;
281 g_message("Moving to desktop %d", num+1);
283 /* show windows before hiding the rest to lessen the enter/leave events */
285 /* show windows from top to bottom */
286 for (it = stacking_list; it != NULL; it = it->next) {
287 Client *c = it->data;
288 if (!c->frame->visible && client_should_show(c))
289 frame_show(c->frame);
292 /* hide windows from bottom to top */
293 for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
294 Client *c = it->data;
295 if (c->frame->visible && !client_should_show(c))
296 frame_hide(c->frame);
299 /* focus the last focused window on the desktop, and ignore enter events
300 from the switch so it doesnt mess with the focus */
301 XSync(ob_display, FALSE);
302 while (XCheckTypedEvent(ob_display, EnterNotify, &e));
303 focus_fallback(Fallback_Desktop);
305 dispatch_ob(Event_Ob_Desktop, num, old);
308 void screen_update_layout()
310 unsigned long *data = NULL;
313 screen_desktop_layout.orientation = prop_atoms.net_wm_orientation_horz;
314 screen_desktop_layout.start_corner = prop_atoms.net_wm_topleft;
315 screen_desktop_layout.rows = 1;
316 screen_desktop_layout.columns = screen_num_desktops;
318 if (PROP_GET32A(ob_root, net_desktop_layout, cardinal, data, 4)) {
319 if (data[0] == prop_atoms.net_wm_orientation_vert)
320 screen_desktop_layout.orientation = data[0];
321 if (data[3] == prop_atoms.net_wm_topright)
322 screen_desktop_layout.start_corner = data[3];
323 else if (data[3] == prop_atoms.net_wm_bottomright)
324 screen_desktop_layout.start_corner = data[3];
325 else if (data[3] == prop_atoms.net_wm_bottomleft)
326 screen_desktop_layout.start_corner = data[3];
328 /* fill in a zero rows/columns */
329 if (!(data[1] == 0 && data[2] == 0)) { /* both 0's is bad data.. */
331 data[1] = (screen_num_desktops +
332 screen_num_desktops % data[2]) / data[2];
333 } else if (data[2] == 0) {
334 data[2] = (screen_num_desktops +
335 screen_num_desktops % data[1]) / data[1];
337 screen_desktop_layout.columns = data[1];
338 screen_desktop_layout.rows = data[2];
341 /* bounds checking */
342 if (screen_desktop_layout.orientation ==
343 prop_atoms.net_wm_orientation_horz) {
344 if (screen_desktop_layout.rows > screen_num_desktops)
345 screen_desktop_layout.rows = screen_num_desktops;
346 if (screen_desktop_layout.columns > ((screen_num_desktops +
347 screen_num_desktops %
348 screen_desktop_layout.rows) /
349 screen_desktop_layout.rows))
350 screen_desktop_layout.columns =
351 (screen_num_desktops + screen_num_desktops %
352 screen_desktop_layout.rows) /
353 screen_desktop_layout.rows;
355 if (screen_desktop_layout.columns > screen_num_desktops)
356 screen_desktop_layout.columns = screen_num_desktops;
357 if (screen_desktop_layout.rows > ((screen_num_desktops +
358 screen_num_desktops %
359 screen_desktop_layout.columns) /
360 screen_desktop_layout.columns))
361 screen_desktop_layout.rows =
362 (screen_num_desktops + screen_num_desktops %
363 screen_desktop_layout.columns) /
364 screen_desktop_layout.columns;
370 void screen_update_desktop_names()
374 /* empty the array */
375 for (i = 0; i < screen_desktop_names->len; ++i)
376 g_free(g_ptr_array_index(screen_desktop_names, i));
377 g_ptr_array_set_size(screen_desktop_names, 0);
379 PROP_GETSA(ob_root, net_desktop_names, utf8, screen_desktop_names);
381 while (screen_desktop_names->len < screen_num_desktops)
382 g_ptr_array_add(screen_desktop_names, g_strdup("Unnamed Desktop"));
385 void screen_show_desktop(gboolean show)
389 if (show == screen_showing_desktop) return; /* no change */
391 screen_showing_desktop = show;
395 for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
396 Client *client = it->data;
397 if (client->frame->visible && !client_should_show(client))
398 frame_hide(client->frame);
402 for (it = stacking_list; it != NULL; it = it->next) {
403 Client *client = it->data;
404 if (!client->frame->visible && client_should_show(client))
405 frame_show(client->frame);
409 show = !!show; /* make it boolean */
410 PROP_SET32(ob_root, net_showing_desktop, cardinal, show);
412 dispatch_ob(Event_Ob_ShowDesktop, show, 0);
415 void screen_install_colormap(Client *client, gboolean install)
417 XWindowAttributes wa;
419 if (client == NULL) {
421 XInstallColormap(ob_display, render_colormap);
423 XUninstallColormap(ob_display, render_colormap);
425 if (XGetWindowAttributes(ob_display, client->window, &wa) &&
426 wa.colormap != None) {
428 XInstallColormap(ob_display, wa.colormap);
430 XUninstallColormap(ob_display, wa.colormap);
435 void screen_update_struts()
441 strut = g_new0(Strut, screen_num_desktops + 1);
443 for (it = client_list; it != NULL; it = it->next) {
444 Client *c = it->data;
445 if (c->iconic) continue; /* these dont count in the strut */
447 if (c->desktop == 0xffffffff) {
448 for (i = 0; i < screen_num_desktops; ++i)
449 STRUT_ADD(strut[i], c->strut);
451 g_assert(c->desktop < screen_num_desktops);
452 STRUT_ADD(strut[c->desktop], c->strut);
454 /* apply to the 'all desktops' strut */
455 STRUT_ADD(strut[screen_num_desktops], c->strut);
457 screen_update_area();
460 static void screen_update_area()
466 area = g_new0(Rect, screen_num_desktops + 1);
468 dims = g_new(unsigned long, 4 * screen_num_desktops);
469 for (i = 0; i < screen_num_desktops + 1; ++i) {
470 Rect old_area = area[i];
473 // reset to the full areas
474 if (isXineramaActive())
475 xineramaUsableArea = getXineramaAreas();
479 RECT_SET(area[i], strut[i].left, strut[i].top,
480 screen_physical_size.width - (strut[i].left +
482 screen_physical_size.height - (strut[i].top +
487 if (isXineramaActive()) {
488 // keep each of the ximerama-defined areas inside the strut
489 RectList::iterator xit, xend = xineramaUsableArea.end();
490 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
491 if (xit->x() < usableArea.x()) {
492 xit->setX(usableArea.x());
493 xit->setWidth(xit->width() - usableArea.x());
495 if (xit->y() < usableArea.y()) {
496 xit->setY(usableArea.y());
497 xit->setHeight(xit->height() - usableArea.y());
499 if (xit->x() + xit->width() > usableArea.width())
500 xit->setWidth(usableArea.width() - xit->x());
501 if (xit->y() + xit->height() > usableArea.height())
502 xit->setHeight(usableArea.height() - xit->y());
507 if (!RECT_EQUAL(old_area, area[i])) {
508 /* the area has changed, adjust all the maximized windows */
510 for (it = client_list; it; it = it->next) {
511 Client *c = it->data;
512 if (i < screen_num_desktops) {
514 client_remaximize(c);
516 /* the 'all desktops' size */
517 if (c->desktop == DESKTOP_ALL)
518 client_remaximize(c);
523 /* don't set these for the 'all desktops' area */
524 if (i < screen_num_desktops) {
525 dims[(i * 4) + 0] = area[i].x;
526 dims[(i * 4) + 1] = area[i].y;
527 dims[(i * 4) + 2] = area[i].width;
528 dims[(i * 4) + 3] = area[i].height;
531 PROP_SET32A(ob_root, net_workarea, cardinal,
532 dims, 4 * screen_num_desktops);
536 Rect *screen_area(guint desktop)
538 if (desktop >= screen_num_desktops) {
539 if (desktop == DESKTOP_ALL)
540 return &area[screen_num_desktops];
543 return &area[desktop];
546 Strut *screen_strut(guint desktop)
548 if (desktop >= screen_num_desktops) {
549 if (desktop == DESKTOP_ALL)
550 return &strut[screen_num_desktops];
553 return &strut[desktop];