11 #include "extensions.h"
12 #include "../render/render.h"
16 # include <sys/types.h>
20 /*! The event mask to grab on the root window */
21 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
22 EnterWindowMask | LeaveWindowMask | \
23 SubstructureNotifyMask | SubstructureRedirectMask | \
24 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
26 guint screen_num_desktops = 0;
27 guint screen_desktop = 0;
28 Size screen_physical_size;
29 gboolean screen_showing_desktop;
30 DesktopLayout screen_desktop_layout;
31 char **screen_desktop_names = NULL;
33 static Rect *area = NULL;
34 static Strut *strut = NULL;
35 static Window support_window = None;
37 static void screen_update_area();
39 static gboolean running;
40 static int another_running(Display *d, XErrorEvent *e)
43 g_message("A window manager is already running on screen %d",
49 gboolean screen_annex()
57 old = XSetErrorHandler(another_running);
58 XSelectInput(ob_display, ob_root, ROOT_EVENTMASK);
59 XSync(ob_display, FALSE);
60 XSetErrorHandler(old);
64 g_message("Managing screen %d", ob_screen);
66 /* set the mouse cursor for the root window (the default cursor) */
67 XDefineCursor(ob_display, ob_root, ob_cursors.ptr);
69 /* set the OPENBOX_PID hint */
71 PROP_SET32(ob_root, openbox_pid, cardinal, pid);
73 /* create the netwm support window */
74 support_window = XCreateSimpleWindow(ob_display, ob_root, 0,0,1,1,0,0,0);
76 /* set supporting window */
77 PROP_SET32(ob_root, net_supporting_wm_check, window, support_window);
79 /* set properties on the supporting window */
80 PROP_SETS(support_window, net_wm_name, "Openbox");
81 PROP_SET32(support_window, net_supporting_wm_check, window,support_window);
83 /* set the _NET_SUPPORTED_ATOMS hint */
86 supported = g_new(guint32, num_support);
87 supported[i++] = prop_atoms.net_current_desktop;
88 supported[i++] = prop_atoms.net_number_of_desktops;
89 supported[i++] = prop_atoms.net_desktop_geometry;
90 supported[i++] = prop_atoms.net_desktop_viewport;
91 supported[i++] = prop_atoms.net_active_window;
92 supported[i++] = prop_atoms.net_workarea;
93 supported[i++] = prop_atoms.net_client_list;
94 supported[i++] = prop_atoms.net_client_list_stacking;
95 supported[i++] = prop_atoms.net_desktop_names;
96 supported[i++] = prop_atoms.net_close_window;
97 supported[i++] = prop_atoms.net_desktop_layout;
98 supported[i++] = prop_atoms.net_showing_desktop;
99 supported[i++] = prop_atoms.net_wm_name;
100 supported[i++] = prop_atoms.net_wm_visible_name;
101 supported[i++] = prop_atoms.net_wm_icon_name;
102 supported[i++] = prop_atoms.net_wm_visible_icon_name;
103 supported[i++] = prop_atoms.net_wm_desktop;
104 supported[i++] = prop_atoms.net_wm_strut;
105 supported[i++] = prop_atoms.net_wm_window_type;
106 supported[i++] = prop_atoms.net_wm_window_type_desktop;
107 supported[i++] = prop_atoms.net_wm_window_type_dock;
108 supported[i++] = prop_atoms.net_wm_window_type_toolbar;
109 supported[i++] = prop_atoms.net_wm_window_type_menu;
110 supported[i++] = prop_atoms.net_wm_window_type_utility;
111 supported[i++] = prop_atoms.net_wm_window_type_splash;
112 supported[i++] = prop_atoms.net_wm_window_type_dialog;
113 supported[i++] = prop_atoms.net_wm_window_type_normal;
114 supported[i++] = prop_atoms.net_wm_allowed_actions;
115 supported[i++] = prop_atoms.net_wm_action_move;
116 supported[i++] = prop_atoms.net_wm_action_resize;
117 supported[i++] = prop_atoms.net_wm_action_minimize;
118 supported[i++] = prop_atoms.net_wm_action_shade;
119 supported[i++] = prop_atoms.net_wm_action_maximize_horz;
120 supported[i++] = prop_atoms.net_wm_action_maximize_vert;
121 supported[i++] = prop_atoms.net_wm_action_fullscreen;
122 supported[i++] = prop_atoms.net_wm_action_change_desktop;
123 supported[i++] = prop_atoms.net_wm_action_close;
124 supported[i++] = prop_atoms.net_wm_state;
125 supported[i++] = prop_atoms.net_wm_state_modal;
126 supported[i++] = prop_atoms.net_wm_state_maximized_vert;
127 supported[i++] = prop_atoms.net_wm_state_maximized_horz;
128 supported[i++] = prop_atoms.net_wm_state_shaded;
129 supported[i++] = prop_atoms.net_wm_state_skip_taskbar;
130 supported[i++] = prop_atoms.net_wm_state_skip_pager;
131 supported[i++] = prop_atoms.net_wm_state_hidden;
132 supported[i++] = prop_atoms.net_wm_state_fullscreen;
133 supported[i++] = prop_atoms.net_wm_state_above;
134 supported[i++] = prop_atoms.net_wm_state_below;
135 supported[i++] = prop_atoms.net_moveresize_window;
136 supported[i++] = prop_atoms.net_wm_moveresize;
137 supported[i++] = prop_atoms.net_wm_moveresize_size_topleft;
138 supported[i++] = prop_atoms.net_wm_moveresize_size_top;
139 supported[i++] = prop_atoms.net_wm_moveresize_size_topright;
140 supported[i++] = prop_atoms.net_wm_moveresize_size_right;
141 supported[i++] = prop_atoms.net_wm_moveresize_size_bottomright;
142 supported[i++] = prop_atoms.net_wm_moveresize_size_bottom;
143 supported[i++] = prop_atoms.net_wm_moveresize_size_bottomleft;
144 supported[i++] = prop_atoms.net_wm_moveresize_size_left;
145 supported[i++] = prop_atoms.net_wm_moveresize_move;
146 supported[i++] = prop_atoms.net_wm_moveresize_size_keyboard;
147 supported[i++] = prop_atoms.net_wm_moveresize_move_keyboard;
148 g_assert(i == num_support);
150 supported[] = prop_atoms.net_wm_action_stick;
153 PROP_SETA32(ob_root, net_supported, atom, supported, num_support);
159 void screen_startup()
164 /* get the initial size */
165 screen_resize(WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen)),
166 HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen)));
169 screen_desktop_names = g_new(char*,
170 g_slist_length(config_desktops_names) + 1);
171 for (i = 0, it = config_desktops_names; it; ++i, it = it->next)
172 screen_desktop_names[i] = it->data; /* dont strdup */
173 screen_desktop_names[i] = NULL;
174 PROP_SETSS(ob_root, net_desktop_names, screen_desktop_names);
175 g_free(screen_desktop_names); /* dont free the individual strings */
176 screen_desktop_names = NULL;
178 screen_num_desktops = 0;
179 screen_set_num_desktops(config_desktops_num);
180 if (startup_desktop >= screen_num_desktops)
182 screen_desktop = startup_desktop;
183 screen_set_desktop(startup_desktop);
185 /* don't start in showing-desktop mode */
186 screen_showing_desktop = FALSE;
187 PROP_SET32(ob_root, net_showing_desktop, cardinal, screen_showing_desktop);
189 screen_update_layout();
192 void screen_shutdown()
194 XSelectInput(ob_display, ob_root, NoEventMask);
196 PROP_ERASE(ob_root, openbox_pid); /* we're not running here no more! */
197 PROP_ERASE(ob_root, net_supported); /* not without us */
198 PROP_ERASE(ob_root, net_showing_desktop); /* don't keep this mode */
200 XDestroyWindow(ob_display, support_window);
202 g_strfreev(screen_desktop_names);
207 void screen_resize(int w, int h)
212 /* Set the _NET_DESKTOP_GEOMETRY hint */
215 PROP_SETA32(ob_root, net_desktop_geometry, cardinal, geometry, 2);
216 screen_physical_size.width = geometry[0];
217 screen_physical_size.height = geometry[1];
219 if (ob_state == State_Starting)
223 screen_update_struts();
225 for (it = client_list; it; it = it->next)
226 client_move_onscreen(it->data);
229 void screen_set_num_desktops(guint num)
237 old = screen_num_desktops;
238 screen_num_desktops = num;
239 PROP_SET32(ob_root, net_number_of_desktops, cardinal, num);
241 /* set the viewport hint */
242 viewport = g_new0(guint32, num * 2);
243 PROP_SETA32(ob_root, net_desktop_viewport, cardinal, viewport, num * 2);
246 /* the number of rows/columns will differ */
247 screen_update_layout();
249 /* may be some unnamed desktops that we need to fill in with names */
250 screen_update_desktop_names();
252 /* update the focus lists */
253 /* free our lists for the desktops which have disappeared */
254 for (i = num; i < old; ++i)
255 g_list_free(focus_order[i]);
256 /* realloc the array */
257 focus_order = g_renew(GList*, focus_order, num);
258 /* set the new lists to be empty */
259 for (i = old; i < num; ++i)
260 focus_order[i] = NULL;
262 /* move windows on desktops that will no longer exist! */
263 for (it = client_list; it != NULL; it = it->next) {
264 Client *c = it->data;
265 if (c->desktop >= num && c->desktop != DESKTOP_ALL)
266 client_set_desktop(c, num - 1, FALSE);
269 /* change our struts/area to match (after moving windows) */
270 screen_update_struts();
272 dispatch_ob(Event_Ob_NumDesktops, num, old);
274 /* change our desktop if we're on one that no longer exists! */
275 if (screen_desktop >= screen_num_desktops)
276 screen_set_desktop(num - 1);
279 void screen_set_desktop(guint num)
285 g_assert(num < screen_num_desktops);
287 old = screen_desktop;
288 screen_desktop = num;
289 PROP_SET32(ob_root, net_current_desktop, cardinal, num);
291 if (old == num) return;
293 g_message("Moving to desktop %d", num+1);
295 /* show windows before hiding the rest to lessen the enter/leave events */
297 /* show windows from top to bottom */
298 for (it = stacking_list; it != NULL; it = it->next) {
299 if (WINDOW_IS_CLIENT(it->data)) {
300 Client *c = it->data;
301 if (!c->frame->visible && client_should_show(c))
302 frame_show(c->frame);
306 /* hide windows from bottom to top */
307 for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
308 if (WINDOW_IS_CLIENT(it->data)) {
309 Client *c = it->data;
310 if (c->frame->visible && !client_should_show(c))
311 frame_hide(c->frame);
315 /* focus the last focused window on the desktop, and ignore enter events
316 from the switch so it doesnt mess with the focus */
317 while (XCheckTypedEvent(ob_display, EnterNotify, &e));
318 focus_fallback(Fallback_Desktop);
320 dispatch_ob(Event_Ob_Desktop, num, old);
323 void screen_update_layout()
325 guint32 *data = NULL;
329 screen_desktop_layout.orientation = prop_atoms.net_wm_orientation_horz;
330 screen_desktop_layout.start_corner = prop_atoms.net_wm_topleft;
331 screen_desktop_layout.rows = 1;
332 screen_desktop_layout.columns = screen_num_desktops;
334 if (PROP_GETA32(ob_root, net_desktop_layout, cardinal, &data, &num)) {
335 if (num == 3 || num == 4) {
336 if (data[0] == prop_atoms.net_wm_orientation_vert)
337 screen_desktop_layout.orientation = data[0];
339 screen_desktop_layout.start_corner =
340 prop_atoms.net_wm_topright;
342 if (data[3] == prop_atoms.net_wm_topright)
343 screen_desktop_layout.start_corner = data[3];
344 else if (data[3] == prop_atoms.net_wm_bottomright)
345 screen_desktop_layout.start_corner = data[3];
346 else if (data[3] == prop_atoms.net_wm_bottomleft)
347 screen_desktop_layout.start_corner = data[3];
350 /* fill in a zero rows/columns */
351 if (!(data[1] == 0 && data[2] == 0)) { /* both 0's is bad data.. */
353 data[1] = (screen_num_desktops +
354 screen_num_desktops % data[2]) / data[2];
355 } else if (data[2] == 0) {
356 data[2] = (screen_num_desktops +
357 screen_num_desktops % data[1]) / data[1];
359 screen_desktop_layout.columns = data[1];
360 screen_desktop_layout.rows = data[2];
363 /* bounds checking */
364 if (screen_desktop_layout.orientation ==
365 prop_atoms.net_wm_orientation_horz) {
366 if (screen_desktop_layout.rows > screen_num_desktops)
367 screen_desktop_layout.rows = screen_num_desktops;
368 if (screen_desktop_layout.columns >
369 ((screen_num_desktops + screen_num_desktops %
370 screen_desktop_layout.rows) /
371 screen_desktop_layout.rows))
372 screen_desktop_layout.columns =
373 (screen_num_desktops + screen_num_desktops %
374 screen_desktop_layout.rows) /
375 screen_desktop_layout.rows;
377 if (screen_desktop_layout.columns > screen_num_desktops)
378 screen_desktop_layout.columns = screen_num_desktops;
379 if (screen_desktop_layout.rows >
380 ((screen_num_desktops + screen_num_desktops %
381 screen_desktop_layout.columns) /
382 screen_desktop_layout.columns))
383 screen_desktop_layout.rows =
384 (screen_num_desktops + screen_num_desktops %
385 screen_desktop_layout.columns) /
386 screen_desktop_layout.columns;
393 void screen_update_desktop_names()
397 /* empty the array */
398 g_strfreev(screen_desktop_names);
399 screen_desktop_names = NULL;
401 if (PROP_GETSS(ob_root, net_desktop_names, utf8, &screen_desktop_names))
402 for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
405 if (i <= screen_num_desktops) {
406 screen_desktop_names = g_renew(char*, screen_desktop_names,
407 screen_num_desktops + 1);
408 screen_desktop_names[screen_num_desktops] = NULL;
409 for (; i < screen_num_desktops; ++i)
410 screen_desktop_names[i] = g_strdup("Unnamed Desktop");
414 void screen_show_desktop(gboolean show)
418 if (show == screen_showing_desktop) return; /* no change */
420 screen_showing_desktop = show;
424 for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
425 if (WINDOW_IS_CLIENT(it->data)) {
426 Client *client = it->data;
427 if (client->frame->visible && !client_should_show(client))
428 frame_hide(client->frame);
433 for (it = stacking_list; it != NULL; it = it->next) {
434 if (WINDOW_IS_CLIENT(it->data)) {
435 Client *client = it->data;
436 if (!client->frame->visible && client_should_show(client))
437 frame_show(client->frame);
444 for (it = focus_order[screen_desktop]; it; it = it->next)
445 if (((Client*)it->data)->type == Type_Desktop &&
446 client_focus(it->data))
449 focus_fallback(Fallback_NoFocus);
452 show = !!show; /* make it boolean */
453 PROP_SET32(ob_root, net_showing_desktop, cardinal, show);
455 dispatch_ob(Event_Ob_ShowDesktop, show, 0);
458 void screen_install_colormap(Client *client, gboolean install)
460 XWindowAttributes wa;
462 if (client == NULL) {
464 XInstallColormap(ob_display, render_colormap);
466 XUninstallColormap(ob_display, render_colormap);
468 if (XGetWindowAttributes(ob_display, client->window, &wa) &&
469 wa.colormap != None) {
471 XInstallColormap(ob_display, wa.colormap);
473 XUninstallColormap(ob_display, wa.colormap);
478 void screen_update_struts()
484 strut = g_new0(Strut, screen_num_desktops + 1);
486 for (it = client_list; it != NULL; it = it->next) {
487 Client *c = it->data;
488 if (c->iconic) continue; /* these dont count in the strut */
490 if (c->desktop == 0xffffffff) {
491 for (i = 0; i < screen_num_desktops; ++i)
492 STRUT_ADD(strut[i], c->strut);
494 g_assert(c->desktop < screen_num_desktops);
495 STRUT_ADD(strut[c->desktop], c->strut);
497 /* apply to the 'all desktops' strut */
498 STRUT_ADD(strut[screen_num_desktops], c->strut);
501 for (i = 0; i < screen_num_desktops; ++i)
502 STRUT_ADD(strut[i], dock_strut);
504 screen_update_area();
507 static void screen_update_area()
513 area = g_new0(Rect, screen_num_desktops + 1);
515 dims = g_new(guint32, 4 * screen_num_desktops);
516 for (i = 0; i < screen_num_desktops + 1; ++i) {
517 Rect old_area = area[i];
520 // reset to the full areas
521 if (isXineramaActive())
522 xineramaUsableArea = getXineramaAreas();
526 RECT_SET(area[i], strut[i].left, strut[i].top,
527 screen_physical_size.width - (strut[i].left +
529 screen_physical_size.height - (strut[i].top +
534 if (isXineramaActive()) {
535 // keep each of the ximerama-defined areas inside the strut
536 RectList::iterator xit, xend = xineramaUsableArea.end();
537 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
538 if (xit->x() < usableArea.x()) {
539 xit->setX(usableArea.x());
540 xit->setWidth(xit->width() - usableArea.x());
542 if (xit->y() < usableArea.y()) {
543 xit->setY(usableArea.y());
544 xit->setHeight(xit->height() - usableArea.y());
546 if (xit->x() + xit->width() > usableArea.width())
547 xit->setWidth(usableArea.width() - xit->x());
548 if (xit->y() + xit->height() > usableArea.height())
549 xit->setHeight(usableArea.height() - xit->y());
554 if (!RECT_EQUAL(old_area, area[i])) {
555 /* the area has changed, adjust all the maximized windows */
557 for (it = client_list; it; it = it->next) {
558 Client *c = it->data;
559 if (i < screen_num_desktops) {
561 client_remaximize(c);
563 /* the 'all desktops' size */
564 if (c->desktop == DESKTOP_ALL)
565 client_remaximize(c);
570 /* don't set these for the 'all desktops' area */
571 if (i < screen_num_desktops) {
572 dims[(i * 4) + 0] = area[i].x;
573 dims[(i * 4) + 1] = area[i].y;
574 dims[(i * 4) + 2] = area[i].width;
575 dims[(i * 4) + 3] = area[i].height;
578 PROP_SETA32(ob_root, net_workarea, cardinal,
579 dims, 4 * screen_num_desktops);
583 Rect *screen_area(guint desktop)
585 if (desktop >= screen_num_desktops) {
586 if (desktop == DESKTOP_ALL)
587 return &area[screen_num_desktops];
590 return &area[desktop];
593 Strut *screen_strut(guint desktop)
595 if (desktop >= screen_num_desktops) {
596 if (desktop == DESKTOP_ALL)
597 return &strut[screen_num_desktops];
600 return &strut[desktop];