10 #include "extensions.h"
11 #include "../render/render.h"
15 # include <sys/types.h>
19 /*! The event mask to grab on the root window */
20 #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \
21 EnterWindowMask | LeaveWindowMask | \
22 SubstructureNotifyMask | SubstructureRedirectMask | \
23 ButtonPressMask | ButtonReleaseMask | ButtonMotionMask)
25 guint screen_num_desktops = 0;
26 guint screen_desktop = 0;
27 Size screen_physical_size;
28 gboolean screen_showing_desktop;
29 DesktopLayout screen_desktop_layout;
30 char **screen_desktop_names = NULL;
32 static Rect *area = NULL;
33 static Strut *strut = NULL;
34 static Window support_window = None;
36 static void screen_update_area();
38 static gboolean running;
39 static int another_running(Display *d, XErrorEvent *e)
42 g_message("A window manager is already running on screen %d",
48 gboolean screen_annex()
56 old = XSetErrorHandler(another_running);
57 XSelectInput(ob_display, ob_root, ROOT_EVENTMASK);
58 XSync(ob_display, FALSE);
59 XSetErrorHandler(old);
63 g_message("Managing screen %d", ob_screen);
65 /* set the mouse cursor for the root window (the default cursor) */
66 XDefineCursor(ob_display, ob_root, ob_cursors.ptr);
68 /* set the OPENBOX_PID hint */
70 PROP_SET32(ob_root, openbox_pid, cardinal, pid);
72 /* create the netwm support window */
73 support_window = XCreateSimpleWindow(ob_display, ob_root, 0,0,1,1,0,0,0);
75 /* set supporting window */
76 PROP_SET32(ob_root, net_supporting_wm_check, window, support_window);
78 /* set properties on the supporting window */
79 PROP_SETS(support_window, net_wm_name, "Openbox");
80 PROP_SET32(support_window, net_supporting_wm_check, window,support_window);
82 /* set the _NET_SUPPORTED_ATOMS hint */
85 supported = g_new(guint32, num_support);
86 supported[i++] = prop_atoms.net_current_desktop;
87 supported[i++] = prop_atoms.net_number_of_desktops;
88 supported[i++] = prop_atoms.net_desktop_geometry;
89 supported[i++] = prop_atoms.net_desktop_viewport;
90 supported[i++] = prop_atoms.net_active_window;
91 supported[i++] = prop_atoms.net_workarea;
92 supported[i++] = prop_atoms.net_client_list;
93 supported[i++] = prop_atoms.net_client_list_stacking;
94 supported[i++] = prop_atoms.net_desktop_names;
95 supported[i++] = prop_atoms.net_close_window;
96 supported[i++] = prop_atoms.net_desktop_layout;
97 supported[i++] = prop_atoms.net_showing_desktop;
98 supported[i++] = prop_atoms.net_wm_name;
99 supported[i++] = prop_atoms.net_wm_visible_name;
100 supported[i++] = prop_atoms.net_wm_icon_name;
101 supported[i++] = prop_atoms.net_wm_visible_icon_name;
102 supported[i++] = prop_atoms.net_wm_desktop;
103 supported[i++] = prop_atoms.net_wm_strut;
104 supported[i++] = prop_atoms.net_wm_window_type;
105 supported[i++] = prop_atoms.net_wm_window_type_desktop;
106 supported[i++] = prop_atoms.net_wm_window_type_dock;
107 supported[i++] = prop_atoms.net_wm_window_type_toolbar;
108 supported[i++] = prop_atoms.net_wm_window_type_menu;
109 supported[i++] = prop_atoms.net_wm_window_type_utility;
110 supported[i++] = prop_atoms.net_wm_window_type_splash;
111 supported[i++] = prop_atoms.net_wm_window_type_dialog;
112 supported[i++] = prop_atoms.net_wm_window_type_normal;
113 supported[i++] = prop_atoms.net_wm_allowed_actions;
114 supported[i++] = prop_atoms.net_wm_action_move;
115 supported[i++] = prop_atoms.net_wm_action_resize;
116 supported[i++] = prop_atoms.net_wm_action_minimize;
117 supported[i++] = prop_atoms.net_wm_action_shade;
118 supported[i++] = prop_atoms.net_wm_action_maximize_horz;
119 supported[i++] = prop_atoms.net_wm_action_maximize_vert;
120 supported[i++] = prop_atoms.net_wm_action_fullscreen;
121 supported[i++] = prop_atoms.net_wm_action_change_desktop;
122 supported[i++] = prop_atoms.net_wm_action_close;
123 supported[i++] = prop_atoms.net_wm_state;
124 supported[i++] = prop_atoms.net_wm_state_modal;
125 supported[i++] = prop_atoms.net_wm_state_maximized_vert;
126 supported[i++] = prop_atoms.net_wm_state_maximized_horz;
127 supported[i++] = prop_atoms.net_wm_state_shaded;
128 supported[i++] = prop_atoms.net_wm_state_skip_taskbar;
129 supported[i++] = prop_atoms.net_wm_state_skip_pager;
130 supported[i++] = prop_atoms.net_wm_state_hidden;
131 supported[i++] = prop_atoms.net_wm_state_fullscreen;
132 supported[i++] = prop_atoms.net_wm_state_above;
133 supported[i++] = prop_atoms.net_wm_state_below;
134 supported[i++] = prop_atoms.net_moveresize_window;
135 supported[i++] = prop_atoms.net_wm_moveresize;
136 supported[i++] = prop_atoms.net_wm_moveresize_size_topleft;
137 supported[i++] = prop_atoms.net_wm_moveresize_size_top;
138 supported[i++] = prop_atoms.net_wm_moveresize_size_topright;
139 supported[i++] = prop_atoms.net_wm_moveresize_size_right;
140 supported[i++] = prop_atoms.net_wm_moveresize_size_bottomright;
141 supported[i++] = prop_atoms.net_wm_moveresize_size_bottom;
142 supported[i++] = prop_atoms.net_wm_moveresize_size_bottomleft;
143 supported[i++] = prop_atoms.net_wm_moveresize_size_left;
144 supported[i++] = prop_atoms.net_wm_moveresize_move;
145 supported[i++] = prop_atoms.net_wm_moveresize_size_keyboard;
146 supported[i++] = prop_atoms.net_wm_moveresize_move_keyboard;
147 g_assert(i == num_support);
149 supported[] = prop_atoms.net_wm_action_stick;
152 PROP_SETA32(ob_root, net_supported, atom, supported, num_support);
158 void screen_startup()
163 /* get the initial size */
164 screen_resize(WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen)),
165 HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen)));
168 screen_desktop_names = g_new(char*,
169 g_slist_length(config_desktops_names) + 1);
170 for (i = 0, it = config_desktops_names; it; ++i, it = it->next)
171 screen_desktop_names[i] = it->data; /* dont strdup */
172 screen_desktop_names[i] = NULL;
173 PROP_SETSS(ob_root, net_desktop_names, screen_desktop_names);
174 g_free(screen_desktop_names); /* dont free the individual strings */
175 screen_desktop_names = NULL;
177 screen_num_desktops = 0;
178 screen_set_num_desktops(config_desktops_num);
179 if (startup_desktop >= screen_num_desktops)
181 screen_desktop = startup_desktop;
182 screen_set_desktop(startup_desktop);
184 /* don't start in showing-desktop mode */
185 screen_showing_desktop = FALSE;
186 PROP_SET32(ob_root, net_showing_desktop, cardinal, screen_showing_desktop);
188 screen_update_layout();
191 void screen_shutdown()
193 XSelectInput(ob_display, ob_root, NoEventMask);
195 PROP_ERASE(ob_root, openbox_pid); /* we're not running here no more! */
196 PROP_ERASE(ob_root, net_supported); /* not without us */
197 PROP_ERASE(ob_root, net_showing_desktop); /* don't keep this mode */
199 XDestroyWindow(ob_display, support_window);
201 g_strfreev(screen_desktop_names);
206 void screen_resize(int w, int h)
211 /* Set the _NET_DESKTOP_GEOMETRY hint */
214 PROP_SETA32(ob_root, net_desktop_geometry, cardinal, geometry, 2);
215 screen_physical_size.width = geometry[0];
216 screen_physical_size.height = geometry[1];
218 if (ob_state == State_Starting)
221 screen_update_struts();
223 for (it = client_list; it; it = it->next)
224 client_move_onscreen(it->data);
227 void screen_set_num_desktops(guint num)
235 old = screen_num_desktops;
236 screen_num_desktops = num;
237 PROP_SET32(ob_root, net_number_of_desktops, cardinal, num);
239 /* set the viewport hint */
240 viewport = g_new0(guint32, num * 2);
241 PROP_SETA32(ob_root, net_desktop_viewport, cardinal, viewport, num * 2);
244 /* the number of rows/columns will differ */
245 screen_update_layout();
247 /* may be some unnamed desktops that we need to fill in with names */
248 screen_update_desktop_names();
250 /* update the focus lists */
251 /* free our lists for the desktops which have disappeared */
252 for (i = num; i < old; ++i)
253 g_list_free(focus_order[i]);
254 /* realloc the array */
255 focus_order = g_renew(GList*, focus_order, num);
256 /* set the new lists to be empty */
257 for (i = old; i < num; ++i)
258 focus_order[i] = NULL;
260 /* move windows on desktops that will no longer exist! */
261 for (it = client_list; it != NULL; it = it->next) {
262 Client *c = it->data;
263 if (c->desktop >= num && c->desktop != DESKTOP_ALL)
264 client_set_desktop(c, num - 1, FALSE);
267 /* change our struts/area to match (after moving windows) */
268 screen_update_struts();
270 dispatch_ob(Event_Ob_NumDesktops, num, old);
272 /* change our desktop if we're on one that no longer exists! */
273 if (screen_desktop >= screen_num_desktops)
274 screen_set_desktop(num - 1);
277 void screen_set_desktop(guint num)
283 g_assert(num < screen_num_desktops);
285 old = screen_desktop;
286 screen_desktop = num;
287 PROP_SET32(ob_root, net_current_desktop, cardinal, num);
289 if (old == num) return;
291 g_message("Moving to desktop %d", num+1);
293 /* show windows before hiding the rest to lessen the enter/leave events */
295 /* show windows from top to bottom */
296 for (it = stacking_list; it != NULL; it = it->next) {
297 Client *c = it->data;
298 if (!c->frame->visible && client_should_show(c))
299 frame_show(c->frame);
302 /* hide windows from bottom to top */
303 for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
304 Client *c = it->data;
305 if (c->frame->visible && !client_should_show(c))
306 frame_hide(c->frame);
309 /* focus the last focused window on the desktop, and ignore enter events
310 from the switch so it doesnt mess with the focus */
311 while (XCheckTypedEvent(ob_display, EnterNotify, &e));
312 focus_fallback(Fallback_Desktop);
314 dispatch_ob(Event_Ob_Desktop, num, old);
317 void screen_update_layout()
319 guint32 *data = NULL;
323 screen_desktop_layout.orientation = prop_atoms.net_wm_orientation_horz;
324 screen_desktop_layout.start_corner = prop_atoms.net_wm_topleft;
325 screen_desktop_layout.rows = 1;
326 screen_desktop_layout.columns = screen_num_desktops;
328 if (PROP_GETA32(ob_root, net_desktop_layout, cardinal, &data, &num)) {
329 if (num == 3 || num == 4) {
330 if (data[0] == prop_atoms.net_wm_orientation_vert)
331 screen_desktop_layout.orientation = data[0];
333 screen_desktop_layout.start_corner =
334 prop_atoms.net_wm_topright;
336 if (data[3] == prop_atoms.net_wm_topright)
337 screen_desktop_layout.start_corner = data[3];
338 else if (data[3] == prop_atoms.net_wm_bottomright)
339 screen_desktop_layout.start_corner = data[3];
340 else if (data[3] == prop_atoms.net_wm_bottomleft)
341 screen_desktop_layout.start_corner = data[3];
344 /* fill in a zero rows/columns */
345 if (!(data[1] == 0 && data[2] == 0)) { /* both 0's is bad data.. */
347 data[1] = (screen_num_desktops +
348 screen_num_desktops % data[2]) / data[2];
349 } else if (data[2] == 0) {
350 data[2] = (screen_num_desktops +
351 screen_num_desktops % data[1]) / data[1];
353 screen_desktop_layout.columns = data[1];
354 screen_desktop_layout.rows = data[2];
357 /* bounds checking */
358 if (screen_desktop_layout.orientation ==
359 prop_atoms.net_wm_orientation_horz) {
360 if (screen_desktop_layout.rows > screen_num_desktops)
361 screen_desktop_layout.rows = screen_num_desktops;
362 if (screen_desktop_layout.columns >
363 ((screen_num_desktops + screen_num_desktops %
364 screen_desktop_layout.rows) /
365 screen_desktop_layout.rows))
366 screen_desktop_layout.columns =
367 (screen_num_desktops + screen_num_desktops %
368 screen_desktop_layout.rows) /
369 screen_desktop_layout.rows;
371 if (screen_desktop_layout.columns > screen_num_desktops)
372 screen_desktop_layout.columns = screen_num_desktops;
373 if (screen_desktop_layout.rows >
374 ((screen_num_desktops + screen_num_desktops %
375 screen_desktop_layout.columns) /
376 screen_desktop_layout.columns))
377 screen_desktop_layout.rows =
378 (screen_num_desktops + screen_num_desktops %
379 screen_desktop_layout.columns) /
380 screen_desktop_layout.columns;
387 void screen_update_desktop_names()
391 /* empty the array */
392 g_strfreev(screen_desktop_names);
393 screen_desktop_names = NULL;
395 if (PROP_GETSS(ob_root, net_desktop_names, utf8, &screen_desktop_names))
396 for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i);
399 if (i <= screen_num_desktops) {
400 screen_desktop_names = g_renew(char*, screen_desktop_names,
401 screen_num_desktops + 1);
402 screen_desktop_names[screen_num_desktops] = NULL;
403 for (; i < screen_num_desktops; ++i)
404 screen_desktop_names[i] = g_strdup("Unnamed Desktop");
408 void screen_show_desktop(gboolean show)
412 if (show == screen_showing_desktop) return; /* no change */
414 screen_showing_desktop = show;
418 for (it = g_list_last(stacking_list); it != NULL; it = it->prev) {
419 Client *client = it->data;
420 if (client->frame->visible && !client_should_show(client))
421 frame_hide(client->frame);
425 for (it = stacking_list; it != NULL; it = it->next) {
426 Client *client = it->data;
427 if (!client->frame->visible && client_should_show(client))
428 frame_show(client->frame);
434 for (it = focus_order[screen_desktop]; it; it = it->next)
435 if (((Client*)it->data)->type == Type_Desktop &&
436 client_focus(it->data))
439 focus_fallback(Fallback_NoFocus);
442 show = !!show; /* make it boolean */
443 PROP_SET32(ob_root, net_showing_desktop, cardinal, show);
445 dispatch_ob(Event_Ob_ShowDesktop, show, 0);
448 void screen_install_colormap(Client *client, gboolean install)
450 XWindowAttributes wa;
452 if (client == NULL) {
454 XInstallColormap(ob_display, render_colormap);
456 XUninstallColormap(ob_display, render_colormap);
458 if (XGetWindowAttributes(ob_display, client->window, &wa) &&
459 wa.colormap != None) {
461 XInstallColormap(ob_display, wa.colormap);
463 XUninstallColormap(ob_display, wa.colormap);
468 void screen_update_struts()
474 strut = g_new0(Strut, screen_num_desktops + 1);
476 for (it = client_list; it != NULL; it = it->next) {
477 Client *c = it->data;
478 if (c->iconic) continue; /* these dont count in the strut */
480 if (c->desktop == 0xffffffff) {
481 for (i = 0; i < screen_num_desktops; ++i)
482 STRUT_ADD(strut[i], c->strut);
484 g_assert(c->desktop < screen_num_desktops);
485 STRUT_ADD(strut[c->desktop], c->strut);
487 /* apply to the 'all desktops' strut */
488 STRUT_ADD(strut[screen_num_desktops], c->strut);
490 screen_update_area();
493 static void screen_update_area()
499 area = g_new0(Rect, screen_num_desktops + 1);
501 dims = g_new(guint32, 4 * screen_num_desktops);
502 for (i = 0; i < screen_num_desktops + 1; ++i) {
503 Rect old_area = area[i];
506 // reset to the full areas
507 if (isXineramaActive())
508 xineramaUsableArea = getXineramaAreas();
512 RECT_SET(area[i], strut[i].left, strut[i].top,
513 screen_physical_size.width - (strut[i].left +
515 screen_physical_size.height - (strut[i].top +
520 if (isXineramaActive()) {
521 // keep each of the ximerama-defined areas inside the strut
522 RectList::iterator xit, xend = xineramaUsableArea.end();
523 for (xit = xineramaUsableArea.begin(); xit != xend; ++xit) {
524 if (xit->x() < usableArea.x()) {
525 xit->setX(usableArea.x());
526 xit->setWidth(xit->width() - usableArea.x());
528 if (xit->y() < usableArea.y()) {
529 xit->setY(usableArea.y());
530 xit->setHeight(xit->height() - usableArea.y());
532 if (xit->x() + xit->width() > usableArea.width())
533 xit->setWidth(usableArea.width() - xit->x());
534 if (xit->y() + xit->height() > usableArea.height())
535 xit->setHeight(usableArea.height() - xit->y());
540 if (!RECT_EQUAL(old_area, area[i])) {
541 /* the area has changed, adjust all the maximized windows */
543 for (it = client_list; it; it = it->next) {
544 Client *c = it->data;
545 if (i < screen_num_desktops) {
547 client_remaximize(c);
549 /* the 'all desktops' size */
550 if (c->desktop == DESKTOP_ALL)
551 client_remaximize(c);
556 /* don't set these for the 'all desktops' area */
557 if (i < screen_num_desktops) {
558 dims[(i * 4) + 0] = area[i].x;
559 dims[(i * 4) + 1] = area[i].y;
560 dims[(i * 4) + 2] = area[i].width;
561 dims[(i * 4) + 3] = area[i].height;
564 PROP_SETA32(ob_root, net_workarea, cardinal,
565 dims, 4 * screen_num_desktops);
569 Rect *screen_area(guint desktop)
571 if (desktop >= screen_num_desktops) {
572 if (desktop == DESKTOP_ALL)
573 return &area[screen_num_desktops];
576 return &area[desktop];
579 Strut *screen_strut(guint desktop)
581 if (desktop >= screen_num_desktops) {
582 if (desktop == DESKTOP_ALL)
583 return &strut[screen_num_desktops];
586 return &strut[desktop];