2 * vim:ts=4:sw=4:expandtab
4 * i3bar - an xcb-based status- and ws-bar for i3
5 * © 2010-2012 Axel Wagner and contributors (see also: LICENSE)
7 * xcb.c: Communicating with X
11 #include <xcb/xproto.h>
12 #include <xcb/xcb_aux.h>
15 #include "xcb_compat.h"
30 #include <X11/XKBlib.h>
31 #include <X11/extensions/XKB.h>
36 /* We save the Atoms in an easy to access array, indexed by an enum */
38 #define ATOM_DO(name) name,
39 #include "xcb_atoms.def"
43 xcb_intern_atom_cookie_t atom_cookies[NUM_ATOMS];
44 xcb_atom_t atoms[NUM_ATOMS];
46 /* Variables, that are the same for all functions at all times */
47 xcb_connection_t *xcb_connection;
49 xcb_screen_t *root_screen;
50 xcb_window_t xcb_root;
52 /* selection window for tray support */
53 static xcb_window_t selwin = XCB_NONE;
54 static xcb_intern_atom_reply_t *tray_reply = NULL;
56 /* This is needed for integration with libi3 */
57 xcb_connection_t *conn;
59 /* The font we'll use */
62 /* These are only relevant for XKB, which we only need for grabbing modifiers */
67 /* Because the statusline is the same on all outputs, we have
68 * global buffer to render it on */
69 xcb_gcontext_t statusline_ctx;
70 xcb_gcontext_t statusline_clear;
71 xcb_pixmap_t statusline_pm;
72 uint32_t statusline_width;
74 /* Event-Watchers, to interact with the user */
80 /* The name of current binding mode */
83 /* Indicates whether a new binding mode was recently activated */
84 bool activated_mode = false;
86 /* The parsed colors */
91 uint32_t active_ws_fg;
92 uint32_t active_ws_bg;
93 uint32_t active_ws_border;
94 uint32_t inactive_ws_fg;
95 uint32_t inactive_ws_bg;
96 uint32_t inactive_ws_border;
97 uint32_t urgent_ws_bg;
98 uint32_t urgent_ws_fg;
99 uint32_t urgent_ws_border;
100 uint32_t focus_ws_bg;
101 uint32_t focus_ws_fg;
102 uint32_t focus_ws_border;
104 struct xcb_colors_t colors;
106 /* We define xcb_request_failed as a macro to include the relevant line-number */
107 #define xcb_request_failed(cookie, err_msg) _xcb_request_failed(cookie, err_msg, __LINE__)
108 int _xcb_request_failed(xcb_void_cookie_t cookie, char *err_msg, int line) {
109 xcb_generic_error_t *err;
110 if ((err = xcb_request_check(xcb_connection, cookie)) != NULL) {
111 fprintf(stderr, "[%s:%d] ERROR: %s. X Error Code: %d\n", __FILE__, line, err_msg, err->error_code);
112 return err->error_code;
118 * Redraws the statusline to the buffer
121 void refresh_statusline(void) {
122 struct status_block *block;
124 uint32_t old_statusline_width = statusline_width;
125 statusline_width = 0;
127 /* Predict the text width of all blocks (in pixels). */
128 TAILQ_FOREACH(block, &statusline_head, blocks) {
129 if (i3string_get_num_bytes(block->full_text) == 0)
132 block->width = predict_text_width(block->full_text);
134 /* Compute offset and append for text aligment in min_width. */
135 if (block->min_width <= block->width) {
139 uint32_t padding_width = block->min_width - block->width;
140 switch (block->align) {
142 block->x_append = padding_width;
145 block->x_offset = padding_width;
148 block->x_offset = padding_width / 2;
149 block->x_append = padding_width / 2 + padding_width % 2;
154 /* If this is not the last block, add some pixels for a separator. */
155 if (TAILQ_NEXT(block, blocks) != NULL)
156 block->width += block->sep_block_width;
158 statusline_width += block->width + block->x_offset + block->x_append;
161 /* If the statusline is bigger than our screen we need to make sure that
162 * the pixmap provides enough space, so re-allocate if the width grew */
163 if (statusline_width > root_screen->width_in_pixels &&
164 statusline_width > old_statusline_width)
167 /* Clear the statusline pixmap. */
168 xcb_rectangle_t rect = { 0, 0, root_screen->width_in_pixels, font.height + 2 };
169 xcb_poly_fill_rectangle(xcb_connection, statusline_pm, statusline_clear, 1, &rect);
171 /* Draw the text of each block. */
173 TAILQ_FOREACH(block, &statusline_head, blocks) {
174 if (i3string_get_num_bytes(block->full_text) == 0)
177 uint32_t colorpixel = (block->color ? get_colorpixel(block->color) : colors.bar_fg);
178 set_font_colors(statusline_ctx, colorpixel, colors.bar_bg);
179 draw_text(block->full_text, statusline_pm, statusline_ctx, x + block->x_offset, 1, block->width);
180 x += block->width + block->x_offset + block->x_append;
182 if (TAILQ_NEXT(block, blocks) != NULL && !block->no_separator && block->sep_block_width > 0) {
183 /* This is not the last block, draw a separator. */
184 uint32_t sep_offset = block->sep_block_width/2 + block->sep_block_width % 2;
185 uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND;
186 uint32_t values[] = { colors.sep_fg, colors.bar_bg };
187 xcb_change_gc(xcb_connection, statusline_ctx, mask, values);
188 xcb_poly_line(xcb_connection, XCB_COORD_MODE_ORIGIN, statusline_pm,
190 (xcb_point_t[]){ { x - sep_offset, 2 },
191 { x - sep_offset, font.height - 2 } });
197 * Hides all bars (unmaps them)
200 void hide_bars(void) {
201 if ((config.hide_on_modifier == M_DOCK) || (config.hidden_state == S_SHOW)) {
206 SLIST_FOREACH(walk, outputs, slist) {
210 xcb_unmap_window(xcb_connection, walk->bar);
216 * Unhides all bars (maps them)
219 void unhide_bars(void) {
220 if (config.hide_on_modifier != M_HIDE) {
225 xcb_void_cookie_t cookie;
231 SLIST_FOREACH(walk, outputs, slist) {
232 if (walk->bar == XCB_NONE) {
235 mask = XCB_CONFIG_WINDOW_X |
236 XCB_CONFIG_WINDOW_Y |
237 XCB_CONFIG_WINDOW_WIDTH |
238 XCB_CONFIG_WINDOW_HEIGHT |
239 XCB_CONFIG_WINDOW_STACK_MODE;
240 values[0] = walk->rect.x;
241 if (config.position == POS_TOP)
242 values[1] = walk->rect.y;
243 else values[1] = walk->rect.y + walk->rect.h - font.height - 6;
244 values[2] = walk->rect.w;
245 values[3] = font.height + 6;
246 values[4] = XCB_STACK_MODE_ABOVE;
247 DLOG("Reconfiguring Window for output %s to %d,%d\n", walk->name, values[0], values[1]);
248 cookie = xcb_configure_window_checked(xcb_connection,
253 if (xcb_request_failed(cookie, "Could not reconfigure window")) {
256 xcb_map_window(xcb_connection, walk->bar);
261 * Parse the colors into a format that we can use
264 void init_colors(const struct xcb_color_strings_t *new_colors) {
265 #define PARSE_COLOR(name, def) \
267 colors.name = get_colorpixel(new_colors->name ? new_colors->name : def); \
269 PARSE_COLOR(bar_fg, "#FFFFFF");
270 PARSE_COLOR(bar_bg, "#000000");
271 PARSE_COLOR(sep_fg, "#666666");
272 PARSE_COLOR(active_ws_fg, "#FFFFFF");
273 PARSE_COLOR(active_ws_bg, "#333333");
274 PARSE_COLOR(active_ws_border, "#333333");
275 PARSE_COLOR(inactive_ws_fg, "#888888");
276 PARSE_COLOR(inactive_ws_bg, "#222222");
277 PARSE_COLOR(inactive_ws_border, "#333333");
278 PARSE_COLOR(urgent_ws_fg, "#FFFFFF");
279 PARSE_COLOR(urgent_ws_bg, "#900000");
280 PARSE_COLOR(urgent_ws_border, "#2f343a");
281 PARSE_COLOR(focus_ws_fg, "#FFFFFF");
282 PARSE_COLOR(focus_ws_bg, "#285577");
283 PARSE_COLOR(focus_ws_border, "#4c7899");
287 xcb_flush(xcb_connection);
291 * Handle a button-press-event (i.e. a mouse click on one of our bars).
292 * We determine, whether the click occured on a ws-button or if the scroll-
293 * wheel was used and change the workspace appropriately
296 void handle_button(xcb_button_press_event_t *event) {
299 /* Determine, which bar was clicked */
301 xcb_window_t bar = event->event;
302 SLIST_FOREACH(walk, outputs, slist) {
303 if (walk->bar == bar) {
309 DLOG("Unknown Bar klicked!\n");
313 /* TODO: Move this to extern get_ws_for_output() */
314 TAILQ_FOREACH(cur_ws, walk->workspaces, tailq) {
315 if (cur_ws->visible) {
320 if (cur_ws == NULL) {
321 DLOG("No Workspace active?\n");
325 int32_t x = event->event_x >= 0 ? event->event_x : 0;
326 int32_t original_x = x;
328 DLOG("Got Button %d\n", event->detail);
330 switch (event->detail) {
332 /* Mouse wheel up. We select the previous ws, if any.
333 * If there is no more workspace, don’t even send the workspace
334 * command, otherwise (with workspace auto_back_and_forth) we’d end
335 * up on the wrong workspace. */
336 if (cur_ws == TAILQ_FIRST(walk->workspaces))
339 cur_ws = TAILQ_PREV(cur_ws, ws_head, tailq);
342 /* Mouse wheel down. We select the next ws, if any.
343 * If there is no more workspace, don’t even send the workspace
344 * command, otherwise (with workspace auto_back_and_forth) we’d end
345 * up on the wrong workspace. */
346 if (cur_ws == TAILQ_LAST(walk->workspaces, ws_head))
349 cur_ws = TAILQ_NEXT(cur_ws, tailq);
352 /* Check if this event regards a workspace button */
353 TAILQ_FOREACH(cur_ws, walk->workspaces, tailq) {
355 if (x >= 0 && x < cur_ws->name_width + 10) {
358 x -= cur_ws->name_width + 11;
360 if (cur_ws == NULL) {
361 /* No workspace button was pressed.
362 * Check if a status block has been clicked.
363 * This of course only has an effect,
364 * if the child reported bidirectional protocol usage. */
366 /* First calculate width of tray area */
367 trayclient *trayclient;
369 TAILQ_FOREACH_REVERSE(trayclient, walk->trayclients, tc_head, tailq) {
370 if (!trayclient->mapped)
372 tray_width += (font.height + 2);
375 int block_x = 0, last_block_x;
376 int offset = (walk->rect.w - (statusline_width + tray_width)) - 10;
378 x = original_x - offset;
382 struct status_block *block;
384 TAILQ_FOREACH(block, &statusline_head, blocks) {
385 last_block_x = block_x;
386 block_x += block->width + block->x_offset + block->x_append;
388 if (x <= block_x && x >= last_block_x) {
389 send_block_clicked(event->detail, block->name, block->instance, event->root_x, event->root_y);
395 if (event->detail != 1)
399 /* To properly handle workspace names with double quotes in them, we need
400 * to escape the double quotes. Unfortunately, that’s rather ugly in C: We
401 * first count the number of double quotes, then we allocate a large enough
402 * buffer, then we copy character by character. */
405 const char *utf8_name = i3string_as_utf8(cur_ws->name);
406 for (const char *walk = utf8_name; *walk != '\0'; walk++) {
409 /* While we’re looping through the name anyway, we can save one
414 const size_t len = namelen + strlen("workspace \"\"") + 1;
415 char *buffer = scalloc(len+num_quotes);
416 strncpy(buffer, "workspace \"", strlen("workspace \""));
418 for (inpos = 0, outpos = strlen("workspace \"");
421 if (utf8_name[inpos] == '"') {
422 buffer[outpos] = '\\';
425 buffer[outpos] = utf8_name[inpos];
427 buffer[outpos] = '"';
428 i3_send_msg(I3_IPC_MESSAGE_TYPE_COMMAND, buffer);
433 * Configures the x coordinate of all trayclients. To be called after adding a
434 * new tray client or removing an old one.
437 static void configure_trayclients(void) {
438 trayclient *trayclient;
440 SLIST_FOREACH(output, outputs, slist) {
445 TAILQ_FOREACH_REVERSE(trayclient, output->trayclients, tc_head, tailq) {
446 if (!trayclient->mapped)
450 DLOG("Configuring tray window %08x to x=%d\n",
451 trayclient->win, output->rect.w - (clients * (font.height + 2)));
452 uint32_t x = output->rect.w - (clients * (font.height + 2));
453 xcb_configure_window(xcb_connection,
462 * Handles ClientMessages (messages sent from another client directly to us).
464 * At the moment, only the tray window will receive client messages. All
465 * supported client messages currently are _NET_SYSTEM_TRAY_OPCODE.
468 static void handle_client_message(xcb_client_message_event_t* event) {
469 if (event->type == atoms[_NET_SYSTEM_TRAY_OPCODE] &&
470 event->format == 32) {
471 DLOG("_NET_SYSTEM_TRAY_OPCODE received\n");
472 /* event->data.data32[0] is the timestamp */
473 uint32_t op = event->data.data32[1];
476 if (op == SYSTEM_TRAY_REQUEST_DOCK) {
477 xcb_window_t client = event->data.data32[2];
479 /* Listen for PropertyNotify events to get the most recent value of
480 * the XEMBED_MAPPED atom, also listen for UnmapNotify events */
481 mask = XCB_CW_EVENT_MASK;
482 values[0] = XCB_EVENT_MASK_PROPERTY_CHANGE |
483 XCB_EVENT_MASK_STRUCTURE_NOTIFY;
484 xcb_change_window_attributes(xcb_connection,
489 /* Request the _XEMBED_INFO property. The XEMBED specification
490 * (which is referred by the tray specification) says this *has* to
491 * be set, but VLC does not set it… */
494 xcb_get_property_cookie_t xembedc;
495 xcb_generic_error_t *error;
496 xembedc = xcb_get_property(xcb_connection,
500 XCB_GET_PROPERTY_TYPE_ANY,
504 xcb_get_property_reply_t *xembedr = xcb_get_property_reply(xcb_connection,
508 ELOG("Error getting _XEMBED_INFO property: error_code %d\n",
513 if (xembedr != NULL && xembedr->length != 0) {
514 DLOG("xembed format = %d, len = %d\n", xembedr->format, xembedr->length);
515 uint32_t *xembed = xcb_get_property_value(xembedr);
516 DLOG("xembed version = %d\n", xembed[0]);
517 DLOG("xembed flags = %d\n", xembed[1]);
518 map_it = ((xembed[1] & XEMBED_MAPPED) == XEMBED_MAPPED);
519 xe_version = xembed[0];
524 ELOG("Window %08x violates the XEMBED protocol, _XEMBED_INFO not set\n", client);
527 DLOG("X window %08x requested docking\n", client);
528 i3_output *walk, *output = NULL;
529 SLIST_FOREACH(walk, outputs, slist) {
532 if (config.tray_output) {
533 if ((strcasecmp(walk->name, config.tray_output) != 0) &&
534 (!walk->primary || strcasecmp("primary", config.tray_output) != 0))
538 DLOG("using output %s\n", walk->name);
542 /* In case of tray_output == primary and there is no primary output
543 * configured, we fall back to the first available output. */
544 if (output == NULL &&
545 config.tray_output &&
546 strcasecmp("primary", config.tray_output) == 0) {
547 SLIST_FOREACH(walk, outputs, slist) {
550 DLOG("Falling back to output %s because no primary output is configured\n", walk->name);
555 if (output == NULL) {
556 ELOG("No output found\n");
559 xcb_reparent_window(xcb_connection,
562 output->rect.w - font.height - 2,
564 /* We reconfigure the window to use a reasonable size. The systray
565 * specification explicitly says:
566 * Tray icons may be assigned any size by the system tray, and
567 * should do their best to cope with any size effectively
569 mask = XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
570 values[0] = font.height;
571 values[1] = font.height;
572 xcb_configure_window(xcb_connection,
577 /* send the XEMBED_EMBEDDED_NOTIFY message */
578 void *event = scalloc(32);
579 xcb_client_message_event_t *ev = event;
580 ev->response_type = XCB_CLIENT_MESSAGE;
582 ev->type = atoms[_XEMBED];
584 ev->data.data32[0] = XCB_CURRENT_TIME;
585 ev->data.data32[1] = atoms[XEMBED_EMBEDDED_NOTIFY];
586 ev->data.data32[2] = output->bar;
587 ev->data.data32[3] = xe_version;
588 xcb_send_event(xcb_connection,
591 XCB_EVENT_MASK_NO_EVENT,
595 /* Put the client inside the save set. Upon termination (whether
596 * killed or normal exit does not matter) of i3bar, these clients
597 * will be correctly reparented to their most closest living
598 * ancestor. Without this, tray icons might die when i3bar
600 xcb_change_save_set(xcb_connection, XCB_SET_MODE_INSERT, client);
603 DLOG("Mapping dock client\n");
604 xcb_map_window(xcb_connection, client);
606 DLOG("Not mapping dock client yet\n");
608 trayclient *tc = smalloc(sizeof(trayclient));
611 tc->xe_version = xe_version;
612 TAILQ_INSERT_TAIL(output->trayclients, tc, tailq);
614 /* Trigger an update to copy the statusline text to the appropriate
616 configure_trayclients();
623 * Handles UnmapNotify events. These events happen when a tray window unmaps
624 * itself. We then update our data structure
627 static void handle_unmap_notify(xcb_unmap_notify_event_t* event) {
628 DLOG("UnmapNotify for window = %08x, event = %08x\n", event->window, event->event);
631 SLIST_FOREACH(walk, outputs, slist) {
634 DLOG("checking output %s\n", walk->name);
635 trayclient *trayclient;
636 TAILQ_FOREACH(trayclient, walk->trayclients, tailq) {
637 if (trayclient->win != event->window)
640 DLOG("Removing tray client with window ID %08x\n", event->window);
641 TAILQ_REMOVE(walk->trayclients, trayclient, tailq);
643 /* Trigger an update, we now have more space for the statusline */
644 configure_trayclients();
652 * Handle PropertyNotify messages. Currently only the _XEMBED_INFO property is
653 * handled, which tells us whether a dock client should be mapped or unmapped.
656 static void handle_property_notify(xcb_property_notify_event_t *event) {
657 DLOG("PropertyNotify\n");
658 if (event->atom == atoms[_XEMBED_INFO] &&
659 event->state == XCB_PROPERTY_NEW_VALUE) {
660 DLOG("xembed_info updated\n");
661 trayclient *trayclient = NULL, *walk;
663 SLIST_FOREACH(o_walk, outputs, slist) {
667 TAILQ_FOREACH(walk, o_walk->trayclients, tailq) {
668 if (walk->win != event->window)
678 ELOG("PropertyNotify received for unknown window %08x\n",
682 xcb_get_property_cookie_t xembedc;
683 xembedc = xcb_get_property_unchecked(xcb_connection,
687 XCB_GET_PROPERTY_TYPE_ANY,
691 xcb_get_property_reply_t *xembedr = xcb_get_property_reply(xcb_connection,
694 if (xembedr == NULL || xembedr->length == 0) {
695 DLOG("xembed_info unset\n");
699 DLOG("xembed format = %d, len = %d\n", xembedr->format, xembedr->length);
700 uint32_t *xembed = xcb_get_property_value(xembedr);
701 DLOG("xembed version = %d\n", xembed[0]);
702 DLOG("xembed flags = %d\n", xembed[1]);
703 bool map_it = ((xembed[1] & XEMBED_MAPPED) == XEMBED_MAPPED);
704 DLOG("map-state now %d\n", map_it);
705 if (trayclient->mapped && !map_it) {
706 /* need to unmap the window */
707 xcb_unmap_window(xcb_connection, trayclient->win);
708 trayclient->mapped = map_it;
709 configure_trayclients();
711 } else if (!trayclient->mapped && map_it) {
712 /* need to map the window */
713 xcb_map_window(xcb_connection, trayclient->win);
714 trayclient->mapped = map_it;
715 configure_trayclients();
723 * Handle ConfigureRequests by denying them and sending the client a
724 * ConfigureNotify with its actual size.
727 static void handle_configure_request(xcb_configure_request_event_t *event) {
728 DLOG("ConfigureRequest for window = %08x\n", event->window);
730 trayclient *trayclient;
732 SLIST_FOREACH(output, outputs, slist) {
737 TAILQ_FOREACH_REVERSE(trayclient, output->trayclients, tc_head, tailq) {
738 if (!trayclient->mapped)
742 if (trayclient->win != event->window)
745 xcb_rectangle_t rect;
746 rect.x = output->rect.w - (clients * (font.height + 2));
748 rect.width = font.height;
749 rect.height = font.height;
751 DLOG("This is a tray window. x = %d\n", rect.x);
752 fake_configure_notify(xcb_connection, rect, event->window, 0);
757 DLOG("WARNING: Could not find corresponding tray window.\n");
761 * This function is called immediately before the main loop locks. We flush xcb
762 * then (and only then)
765 void xcb_prep_cb(struct ev_loop *loop, ev_prepare *watcher, int revents) {
766 xcb_flush(xcb_connection);
770 * This function is called immediately after the main loop locks, so when one
771 * of the watchers registered an event.
772 * We check whether an X-Event arrived and handle it.
775 void xcb_chk_cb(struct ev_loop *loop, ev_check *watcher, int revents) {
776 xcb_generic_event_t *event;
778 if (xcb_connection_has_error(xcb_connection)) {
779 ELOG("X11 connection was closed unexpectedly - maybe your X server terminated / crashed?\n");
783 while ((event = xcb_poll_for_event(xcb_connection)) != NULL) {
784 switch (event->response_type & ~0x80) {
786 /* Expose-events happen, when the window needs to be redrawn */
789 case XCB_BUTTON_PRESS:
790 /* Button-press-events are mouse-buttons clicked on one of our bars */
791 handle_button((xcb_button_press_event_t*) event);
793 case XCB_CLIENT_MESSAGE:
794 /* Client messages are used for client-to-client communication, for
795 * example system tray widgets talk to us directly via client messages. */
796 handle_client_message((xcb_client_message_event_t*) event);
798 case XCB_UNMAP_NOTIFY:
799 case XCB_DESTROY_NOTIFY:
800 /* UnmapNotifies are received when a tray window unmaps itself */
801 handle_unmap_notify((xcb_unmap_notify_event_t*) event);
803 case XCB_PROPERTY_NOTIFY:
805 handle_property_notify((xcb_property_notify_event_t*) event);
807 case XCB_CONFIGURE_REQUEST:
808 /* ConfigureRequest, sent by a tray child */
809 handle_configure_request((xcb_configure_request_event_t*) event);
817 * Dummy Callback. We only need this, so that the Prepare- and Check-Watchers
821 void xcb_io_cb(struct ev_loop *loop, ev_io *watcher, int revents) {
825 * We need to bind to the modifier per XKB. Sadly, XCB does not implement this
828 void xkb_io_cb(struct ev_loop *loop, ev_io *watcher, int revents) {
832 DLOG("Got XKB-Event!\n");
834 while (XPending(xkb_dpy)) {
835 XNextEvent(xkb_dpy, (XEvent*)&ev);
837 if (ev.type != xkb_event_base) {
838 ELOG("No Xkb-Event!\n");
842 if (ev.any.xkb_type != XkbStateNotify) {
843 ELOG("No State Notify!\n");
847 unsigned int mods = ev.state.mods;
848 modstate = mods & config.modifier;
851 #define DLOGMOD(modmask, status) \
855 DLOG("ShiftMask got " #status "!\n"); \
858 DLOG("ControlMask got " #status "!\n"); \
861 DLOG("Mod1Mask got " #status "!\n"); \
864 DLOG("Mod2Mask got " #status "!\n"); \
867 DLOG("Mod3Mask got " #status "!\n"); \
870 DLOG("Mod4Mask got " #status "!\n"); \
873 DLOG("Mod5Mask got " #status "!\n"); \
878 if (modstate != mod_pressed) {
880 DLOGMOD(config.modifier, released);
884 DLOGMOD(config.modifier, pressed);
885 activated_mode = false;
888 mod_pressed = modstate;
895 * Early initialization of the connection to X11: Everything which does not
896 * depend on 'config'.
899 char *init_xcb_early() {
900 /* FIXME: xcb_connect leaks Memory */
901 xcb_connection = xcb_connect(NULL, &screen);
902 if (xcb_connection_has_error(xcb_connection)) {
903 ELOG("Cannot open display\n");
906 conn = xcb_connection;
907 DLOG("Connected to xcb\n");
909 /* We have to request the atoms we need */
910 #define ATOM_DO(name) atom_cookies[name] = xcb_intern_atom(xcb_connection, 0, strlen(#name), #name);
911 #include "xcb_atoms.def"
913 root_screen = xcb_aux_get_screen(xcb_connection, screen);
914 xcb_root = root_screen->root;
916 /* We draw the statusline to a seperate pixmap, because it looks the same on all bars and
917 * this way, we can choose to crop it */
918 uint32_t mask = XCB_GC_FOREGROUND;
919 uint32_t vals[] = { colors.bar_bg, colors.bar_bg };
921 statusline_clear = xcb_generate_id(xcb_connection);
922 xcb_void_cookie_t clear_ctx_cookie = xcb_create_gc_checked(xcb_connection,
928 statusline_ctx = xcb_generate_id(xcb_connection);
929 xcb_void_cookie_t sl_ctx_cookie = xcb_create_gc_checked(xcb_connection,
935 statusline_pm = xcb_generate_id(xcb_connection);
936 xcb_void_cookie_t sl_pm_cookie = xcb_create_pixmap_checked(xcb_connection,
937 root_screen->root_depth,
940 root_screen->width_in_pixels,
941 root_screen->height_in_pixels);
944 /* The various Watchers to communicate with xcb */
945 xcb_io = smalloc(sizeof(ev_io));
946 xcb_prep = smalloc(sizeof(ev_prepare));
947 xcb_chk = smalloc(sizeof(ev_check));
949 ev_io_init(xcb_io, &xcb_io_cb, xcb_get_file_descriptor(xcb_connection), EV_READ);
950 ev_prepare_init(xcb_prep, &xcb_prep_cb);
951 ev_check_init(xcb_chk, &xcb_chk_cb);
953 ev_io_start(main_loop, xcb_io);
954 ev_prepare_start(main_loop, xcb_prep);
955 ev_check_start(main_loop, xcb_chk);
957 /* Now we get the atoms and save them in a nice data structure */
960 xcb_get_property_cookie_t path_cookie;
961 path_cookie = xcb_get_property_unchecked(xcb_connection,
964 atoms[I3_SOCKET_PATH],
965 XCB_GET_PROPERTY_TYPE_ANY,
968 /* We check, if i3 set its socket-path */
969 xcb_get_property_reply_t *path_reply = xcb_get_property_reply(xcb_connection,
974 int len = xcb_get_property_value_length(path_reply);
976 path = strndup(xcb_get_property_value(path_reply), len);
981 if (xcb_request_failed(sl_pm_cookie, "Could not allocate statusline-buffer") ||
982 xcb_request_failed(clear_ctx_cookie, "Could not allocate statusline-buffer-clearcontext") ||
983 xcb_request_failed(sl_ctx_cookie, "Could not allocate statusline-buffer-context")) {
991 * Register for xkb keyevents. To grab modifiers without blocking other applications from receiving key-events
992 * involving that modifier, we sadly have to use xkb which is not yet fully supported
996 void register_xkb_keyevents() {
997 if (xkb_dpy == NULL) {
998 int xkb_major, xkb_minor, xkb_errbase, xkb_err;
999 xkb_major = XkbMajorVersion;
1000 xkb_minor = XkbMinorVersion;
1002 xkb_dpy = XkbOpenDisplay(NULL,
1009 if (xkb_dpy == NULL) {
1014 if (fcntl(ConnectionNumber(xkb_dpy), F_SETFD, FD_CLOEXEC) == -1) {
1015 ELOG("Could not set FD_CLOEXEC on xkbdpy: %s\n", strerror(errno));
1020 if (!XkbQueryExtension(xkb_dpy, &i1, &xkb_event_base, &xkb_errbase, &xkb_major, &xkb_minor)) {
1021 ELOG("XKB not supported by X-server!\n");
1025 if (!XkbSelectEvents(xkb_dpy, XkbUseCoreKbd, XkbStateNotifyMask, XkbStateNotifyMask)) {
1026 ELOG("Could not grab Key!\n");
1030 xkb_io = smalloc(sizeof(ev_io));
1031 ev_io_init(xkb_io, &xkb_io_cb, ConnectionNumber(xkb_dpy), EV_READ);
1032 ev_io_start(main_loop, xkb_io);
1038 * Deregister from xkb keyevents.
1041 void deregister_xkb_keyevents() {
1042 if (xkb_dpy != NULL) {
1043 ev_io_stop (main_loop, xkb_io);
1051 * Initialization which depends on 'config' being usable. Called after the
1052 * configuration has arrived.
1055 void init_xcb_late(char *fontname) {
1056 if (fontname == NULL)
1057 fontname = "-misc-fixed-medium-r-normal--13-120-75-75-C-70-iso10646-1";
1060 font = load_font(fontname, true);
1062 DLOG("Calculated Font-height: %d\n", font.height);
1064 xcb_flush(xcb_connection);
1066 if (config.hide_on_modifier == M_HIDE)
1067 register_xkb_keyevents();
1071 * Inform clients waiting for a new _NET_SYSTEM_TRAY that we took the
1075 static void send_tray_clientmessage(void) {
1076 uint8_t buffer[32] = { 0 };
1077 xcb_client_message_event_t *ev = (xcb_client_message_event_t*)buffer;
1079 ev->response_type = XCB_CLIENT_MESSAGE;
1080 ev->window = xcb_root;
1081 ev->type = atoms[MANAGER];
1083 ev->data.data32[0] = XCB_CURRENT_TIME;
1084 ev->data.data32[1] = tray_reply->atom;
1085 ev->data.data32[2] = selwin;
1087 xcb_send_event(xcb_connection,
1096 * Initializes tray support by requesting the appropriate _NET_SYSTEM_TRAY atom
1097 * for the X11 display we are running on, then acquiring the selection for this
1098 * atom. Afterwards, tray clients will send ClientMessages to our window.
1101 void init_tray(void) {
1102 DLOG("Initializing system tray functionality\n");
1103 /* request the tray manager atom for the X11 display we are running on */
1104 char atomname[strlen("_NET_SYSTEM_TRAY_S") + 11];
1105 snprintf(atomname, strlen("_NET_SYSTEM_TRAY_S") + 11, "_NET_SYSTEM_TRAY_S%d", screen);
1106 xcb_intern_atom_cookie_t tray_cookie;
1107 if (tray_reply == NULL)
1108 tray_cookie = xcb_intern_atom(xcb_connection, 0, strlen(atomname), atomname);
1110 /* tray support: we need a window to own the selection */
1111 selwin = xcb_generate_id(xcb_connection);
1112 uint32_t selmask = XCB_CW_OVERRIDE_REDIRECT;
1113 uint32_t selval[] = { 1 };
1114 xcb_create_window(xcb_connection,
1115 root_screen->root_depth,
1121 XCB_WINDOW_CLASS_INPUT_OUTPUT,
1122 root_screen->root_visual,
1126 uint32_t orientation = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
1128 xcb_change_property(xcb_connection,
1129 XCB_PROP_MODE_REPLACE,
1131 atoms[_NET_SYSTEM_TRAY_ORIENTATION],
1139 if (tray_reply == NULL) {
1140 if (!(tray_reply = xcb_intern_atom_reply(xcb_connection, tray_cookie, NULL))) {
1141 ELOG("Could not get atom %s\n", atomname);
1146 xcb_set_selection_owner(xcb_connection,
1151 /* Verify that we have the selection */
1152 xcb_get_selection_owner_cookie_t selcookie;
1153 xcb_get_selection_owner_reply_t *selreply;
1155 selcookie = xcb_get_selection_owner(xcb_connection, tray_reply->atom);
1156 if (!(selreply = xcb_get_selection_owner_reply(xcb_connection, selcookie, NULL))) {
1157 ELOG("Could not get selection owner for %s\n", atomname);
1161 if (selreply->owner != selwin) {
1162 ELOG("Could not set the %s selection. " \
1163 "Maybe another tray is already running?\n", atomname);
1164 /* NOTE that this error is not fatal. We just can’t provide tray
1170 send_tray_clientmessage();
1174 * We need to set the _NET_SYSTEM_TRAY_COLORS atom on the tray selection window
1175 * to make GTK+ 3 applets with Symbolic Icons visible. If the colors are unset,
1176 * they assume a light background.
1177 * See also https://bugzilla.gnome.org/show_bug.cgi?id=679591
1180 void init_tray_colors(void) {
1181 /* Convert colors.bar_fg (#rrggbb) to 16-bit RGB */
1182 const char *bar_fg = (config.colors.bar_fg ? config.colors.bar_fg : "#FFFFFF");
1184 DLOG("Setting bar_fg = %s as _NET_SYSTEM_TRAY_COLORS\n", bar_fg);
1186 char strgroups[3][3] = {{bar_fg[1], bar_fg[2], '\0'},
1187 {bar_fg[3], bar_fg[4], '\0'},
1188 {bar_fg[5], bar_fg[6], '\0'}};
1189 const uint8_t r = strtol(strgroups[0], NULL, 16);
1190 const uint8_t g = strtol(strgroups[1], NULL, 16);
1191 const uint8_t b = strtol(strgroups[2], NULL, 16);
1193 const uint16_t r16 = ((uint16_t)r << 8) | r;
1194 const uint16_t g16 = ((uint16_t)g << 8) | g;
1195 const uint16_t b16 = ((uint16_t)b << 8) | b;
1197 const uint32_t tray_colors[12] = {
1198 r16, g16, b16, /* foreground color */
1199 r16, g16, b16, /* error color */
1200 r16, g16, b16, /* warning color */
1201 r16, g16, b16, /* success color */
1204 xcb_change_property(xcb_connection,
1205 XCB_PROP_MODE_REPLACE,
1207 atoms[_NET_SYSTEM_TRAY_COLORS],
1215 * Cleanup the xcb-stuff.
1216 * Called once, before the program terminates.
1219 void clean_xcb(void) {
1222 SLIST_FOREACH(o_walk, outputs, slist) {
1223 destroy_window(o_walk);
1224 FREE(o_walk->trayclients);
1225 FREE(o_walk->workspaces);
1228 FREE_SLIST(outputs, i3_output);
1231 xcb_flush(xcb_connection);
1232 xcb_disconnect(xcb_connection);
1234 ev_check_stop(main_loop, xcb_chk);
1235 ev_prepare_stop(main_loop, xcb_prep);
1236 ev_io_stop(main_loop, xcb_io);
1244 * Get the earlier requested atoms and save them in the prepared data structure
1247 void get_atoms(void) {
1248 xcb_intern_atom_reply_t *reply;
1249 #define ATOM_DO(name) reply = xcb_intern_atom_reply(xcb_connection, atom_cookies[name], NULL); \
1250 if (reply == NULL) { \
1251 ELOG("Could not get atom %s\n", #name); \
1252 exit(EXIT_FAILURE); \
1254 atoms[name] = reply->atom; \
1257 #include "xcb_atoms.def"
1258 DLOG("Got Atoms\n");
1262 * Reparents all tray clients of the specified output to the root window. This
1263 * is either used when shutting down, when an output appears (xrandr --output
1264 * VGA1 --off) or when the primary output changes.
1266 * Applications using the tray will start the protocol from the beginning again
1270 void kick_tray_clients(i3_output *output) {
1271 if (TAILQ_EMPTY(output->trayclients))
1274 trayclient *trayclient;
1275 while (!TAILQ_EMPTY(output->trayclients)) {
1276 trayclient = TAILQ_FIRST(output->trayclients);
1277 /* Unmap, then reparent (to root) the tray client windows */
1278 xcb_unmap_window(xcb_connection, trayclient->win);
1279 xcb_reparent_window(xcb_connection,
1285 /* We remove the trayclient right here. We might receive an UnmapNotify
1286 * event afterwards, but better safe than sorry. */
1287 TAILQ_REMOVE(output->trayclients, trayclient, tailq);
1290 /* Fake a DestroyNotify so that Qt re-adds tray icons.
1291 * We cannot actually destroy the window because then Qt will not restore
1292 * its event mask on the new window. */
1293 uint8_t buffer[32] = { 0 };
1294 xcb_destroy_notify_event_t *event = (xcb_destroy_notify_event_t*)buffer;
1296 event->response_type = XCB_DESTROY_NOTIFY;
1297 event->event = selwin;
1298 event->window = selwin;
1300 xcb_send_event(conn, false, selwin, XCB_EVENT_MASK_STRUCTURE_NOTIFY, (char*)event);
1302 send_tray_clientmessage();
1306 * Destroy the bar of the specified output
1309 void destroy_window(i3_output *output) {
1310 if (output == NULL) {
1313 if (output->bar == XCB_NONE) {
1317 kick_tray_clients(output);
1318 xcb_destroy_window(xcb_connection, output->bar);
1319 output->bar = XCB_NONE;
1323 * Reallocate the statusline-buffer
1326 void realloc_sl_buffer(void) {
1327 DLOG("Re-allocating statusline-buffer, statusline_width = %d, root_screen->width_in_pixels = %d\n",
1328 statusline_width, root_screen->width_in_pixels);
1329 xcb_free_pixmap(xcb_connection, statusline_pm);
1330 statusline_pm = xcb_generate_id(xcb_connection);
1331 xcb_void_cookie_t sl_pm_cookie = xcb_create_pixmap_checked(xcb_connection,
1332 root_screen->root_depth,
1335 MAX(root_screen->width_in_pixels, statusline_width),
1336 root_screen->height_in_pixels);
1338 uint32_t mask = XCB_GC_FOREGROUND;
1339 uint32_t vals[2] = { colors.bar_bg, colors.bar_bg };
1340 xcb_free_gc(xcb_connection, statusline_clear);
1341 statusline_clear = xcb_generate_id(xcb_connection);
1342 xcb_void_cookie_t clear_ctx_cookie = xcb_create_gc_checked(xcb_connection,
1348 mask |= XCB_GC_BACKGROUND;
1349 vals[0] = colors.bar_fg;
1350 statusline_ctx = xcb_generate_id(xcb_connection);
1351 xcb_free_gc(xcb_connection, statusline_ctx);
1352 xcb_void_cookie_t sl_ctx_cookie = xcb_create_gc_checked(xcb_connection,
1358 if (xcb_request_failed(sl_pm_cookie, "Could not allocate statusline-buffer") ||
1359 xcb_request_failed(clear_ctx_cookie, "Could not allocate statusline-buffer-clearcontext") ||
1360 xcb_request_failed(sl_ctx_cookie, "Could not allocate statusline-buffer-context")) {
1367 * Reconfigure all bars and create new bars for recently activated outputs
1370 void reconfig_windows(void) {
1373 static bool tray_configured = false;
1376 SLIST_FOREACH(walk, outputs, slist) {
1377 if (!walk->active) {
1378 /* If an output is not active, we destroy its bar */
1379 /* FIXME: Maybe we rather want to unmap? */
1380 DLOG("Destroying window for output %s\n", walk->name);
1381 destroy_window(walk);
1384 if (walk->bar == XCB_NONE) {
1385 DLOG("Creating Window for output %s\n", walk->name);
1387 walk->bar = xcb_generate_id(xcb_connection);
1388 walk->buffer = xcb_generate_id(xcb_connection);
1389 mask = XCB_CW_BACK_PIXEL | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK;
1390 /* Black background */
1391 values[0] = colors.bar_bg;
1392 /* If hide_on_modifier is set to hide or invisible mode, i3 is not supposed to manage our bar-windows */
1393 values[1] = (config.hide_on_modifier == M_DOCK ? 0 : 1);
1394 /* We enable the following EventMask fields:
1395 * EXPOSURE, to get expose events (we have to re-draw then)
1396 * SUBSTRUCTURE_REDIRECT, to get ConfigureRequests when the tray
1397 * child windows use ConfigureWindow
1398 * BUTTON_PRESS, to handle clicks on the workspace buttons
1400 values[2] = XCB_EVENT_MASK_EXPOSURE |
1401 XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT;
1402 if (!config.disable_ws) {
1403 values[2] |= XCB_EVENT_MASK_BUTTON_PRESS;
1405 xcb_void_cookie_t win_cookie = xcb_create_window_checked(xcb_connection,
1406 root_screen->root_depth,
1409 walk->rect.x, walk->rect.y + walk->rect.h - font.height - 6,
1410 walk->rect.w, font.height + 6,
1412 XCB_WINDOW_CLASS_INPUT_OUTPUT,
1413 root_screen->root_visual,
1417 /* The double-buffer we use to render stuff off-screen */
1418 xcb_void_cookie_t pm_cookie = xcb_create_pixmap_checked(xcb_connection,
1419 root_screen->root_depth,
1425 /* Set the WM_CLASS and WM_NAME (we don't need UTF-8) atoms */
1426 xcb_void_cookie_t class_cookie;
1427 class_cookie = xcb_change_property(xcb_connection,
1428 XCB_PROP_MODE_REPLACE,
1433 (strlen("i3bar") + 1) * 2,
1437 if (asprintf(&name, "i3bar for output %s", walk->name) == -1)
1438 err(EXIT_FAILURE, "asprintf()");
1439 xcb_void_cookie_t name_cookie;
1440 name_cookie = xcb_change_property(xcb_connection,
1441 XCB_PROP_MODE_REPLACE,
1450 /* We want dock-windows (for now). When override_redirect is set, i3 is ignoring
1452 xcb_void_cookie_t dock_cookie = xcb_change_property(xcb_connection,
1453 XCB_PROP_MODE_REPLACE,
1455 atoms[_NET_WM_WINDOW_TYPE],
1459 (unsigned char*) &atoms[_NET_WM_WINDOW_TYPE_DOCK]);
1461 /* We need to tell i3, where to reserve space for i3bar */
1462 /* left, right, top, bottom, left_start_y, left_end_y,
1463 * right_start_y, right_end_y, top_start_x, top_end_x, bottom_start_x,
1465 /* A local struct to save the strut_partial property */
1471 uint32_t left_start_y;
1472 uint32_t left_end_y;
1473 uint32_t right_start_y;
1474 uint32_t right_end_y;
1475 uint32_t top_start_x;
1477 uint32_t bottom_start_x;
1478 uint32_t bottom_end_x;
1479 } __attribute__((__packed__)) strut_partial = {0,};
1480 switch (config.position) {
1484 strut_partial.top = font.height + 6;
1485 strut_partial.top_start_x = walk->rect.x;
1486 strut_partial.top_end_x = walk->rect.x + walk->rect.w;
1489 strut_partial.bottom = font.height + 6;
1490 strut_partial.bottom_start_x = walk->rect.x;
1491 strut_partial.bottom_end_x = walk->rect.x + walk->rect.w;
1494 xcb_void_cookie_t strut_cookie = xcb_change_property(xcb_connection,
1495 XCB_PROP_MODE_REPLACE,
1497 atoms[_NET_WM_STRUT_PARTIAL],
1503 /* We also want a graphics-context for the bars (it defines the properties
1504 * with which we draw to them) */
1505 walk->bargc = xcb_generate_id(xcb_connection);
1506 xcb_void_cookie_t gc_cookie = xcb_create_gc_checked(xcb_connection,
1512 /* We finally map the bar (display it on screen), unless the modifier-switch is on */
1513 xcb_void_cookie_t map_cookie;
1514 if (config.hide_on_modifier == M_DOCK) {
1515 map_cookie = xcb_map_window_checked(xcb_connection, walk->bar);
1518 if (xcb_request_failed(win_cookie, "Could not create window") ||
1519 xcb_request_failed(pm_cookie, "Could not create pixmap") ||
1520 xcb_request_failed(dock_cookie, "Could not set dock mode") ||
1521 xcb_request_failed(class_cookie, "Could not set WM_CLASS") ||
1522 xcb_request_failed(name_cookie, "Could not set WM_NAME") ||
1523 xcb_request_failed(strut_cookie, "Could not set strut") ||
1524 xcb_request_failed(gc_cookie, "Could not create graphical context") ||
1525 ((config.hide_on_modifier == M_DOCK) && xcb_request_failed(map_cookie, "Could not map window"))) {
1529 if (!tray_configured &&
1530 (!config.tray_output ||
1531 strcasecmp("none", config.tray_output) != 0)) {
1533 tray_configured = true;
1536 /* We already have a bar, so we just reconfigure it */
1537 mask = XCB_CONFIG_WINDOW_X |
1538 XCB_CONFIG_WINDOW_Y |
1539 XCB_CONFIG_WINDOW_WIDTH |
1540 XCB_CONFIG_WINDOW_HEIGHT |
1541 XCB_CONFIG_WINDOW_STACK_MODE;
1542 values[0] = walk->rect.x;
1543 values[1] = walk->rect.y + walk->rect.h - font.height - 6;
1544 values[2] = walk->rect.w;
1545 values[3] = font.height + 6;
1546 values[4] = XCB_STACK_MODE_ABOVE;
1548 DLOG("Destroying buffer for output %s\n", walk->name);
1549 xcb_free_pixmap(xcb_connection, walk->buffer);
1551 DLOG("Reconfiguring Window for output %s to %d,%d\n", walk->name, values[0], values[1]);
1552 xcb_void_cookie_t cfg_cookie = xcb_configure_window_checked(xcb_connection,
1557 mask = XCB_CW_OVERRIDE_REDIRECT;
1558 values[0] = (config.hide_on_modifier == M_DOCK ? 0 : 1);
1559 DLOG("Changing Window attribute override_redirect for output %s to %d\n", walk->name, values[0]);
1560 xcb_void_cookie_t chg_cookie = xcb_change_window_attributes(xcb_connection,
1565 DLOG("Recreating buffer for output %s\n", walk->name);
1566 xcb_void_cookie_t pm_cookie = xcb_create_pixmap_checked(xcb_connection,
1567 root_screen->root_depth,
1573 /* Unmap the window, and draw it again when in dock mode */
1574 xcb_void_cookie_t umap_cookie = xcb_unmap_window_checked(xcb_connection, walk->bar);
1575 xcb_void_cookie_t map_cookie;
1576 if (config.hide_on_modifier == M_DOCK) {
1578 map_cookie = xcb_map_window_checked(xcb_connection, walk->bar);
1581 if (config.hide_on_modifier == M_HIDE) {
1582 /* Switching to hide mode, register for keyevents */
1583 register_xkb_keyevents();
1585 /* Switching to dock/invisible mode, deregister from keyevents */
1586 deregister_xkb_keyevents();
1589 if (xcb_request_failed(cfg_cookie, "Could not reconfigure window") ||
1590 xcb_request_failed(chg_cookie, "Could not change window") ||
1591 xcb_request_failed(pm_cookie, "Could not create pixmap") ||
1592 xcb_request_failed(umap_cookie, "Could not unmap window") ||
1593 ((config.hide_on_modifier == M_DOCK) && xcb_request_failed(map_cookie, "Could not map window"))) {
1601 * Render the bars, with buttons and statusline
1604 void draw_bars(bool unhide) {
1605 DLOG("Drawing Bars...\n");
1608 refresh_statusline();
1610 static char *last_urgent_ws = NULL;
1611 bool walks_away = true;
1613 i3_output *outputs_walk;
1614 SLIST_FOREACH(outputs_walk, outputs, slist) {
1615 if (!outputs_walk->active) {
1616 DLOG("Output %s inactive, skipping...\n", outputs_walk->name);
1619 if (outputs_walk->bar == XCB_NONE) {
1620 /* Oh shit, an active output without an own bar. Create it now! */
1623 /* First things first: clear the backbuffer */
1624 uint32_t color = colors.bar_bg;
1625 xcb_change_gc(xcb_connection,
1626 outputs_walk->bargc,
1629 xcb_rectangle_t rect = { 0, 0, outputs_walk->rect.w, font.height + 6 };
1630 xcb_poly_fill_rectangle(xcb_connection,
1631 outputs_walk->buffer,
1632 outputs_walk->bargc,
1636 if (!TAILQ_EMPTY(&statusline_head)) {
1637 DLOG("Printing statusline!\n");
1639 /* Luckily we already prepared a seperate pixmap containing the rendered
1640 * statusline, we just have to copy the relevant parts to the relevant
1642 trayclient *trayclient;
1644 TAILQ_FOREACH(trayclient, outputs_walk->trayclients, tailq) {
1645 if (!trayclient->mapped)
1647 /* We assume the tray icons are quadratic (we use the font
1648 * *height* as *width* of the icons) because we configured them
1650 traypx += font.height + 2;
1652 /* Add 2px of padding if there are any tray icons */
1655 xcb_copy_area(xcb_connection,
1657 outputs_walk->buffer,
1658 outputs_walk->bargc,
1659 MAX(0, (int16_t)(statusline_width - outputs_walk->rect.w + 4)), 0,
1660 MAX(0, (int16_t)(outputs_walk->rect.w - statusline_width - traypx - 4)), 3,
1661 MIN(outputs_walk->rect.w - traypx - 4, statusline_width), font.height + 2);
1664 if (config.disable_ws) {
1670 TAILQ_FOREACH(ws_walk, outputs_walk->workspaces, tailq) {
1671 DLOG("Drawing Button for WS %s at x = %d, len = %d\n", i3string_as_utf8(ws_walk->name), i, ws_walk->name_width);
1672 uint32_t fg_color = colors.inactive_ws_fg;
1673 uint32_t bg_color = colors.inactive_ws_bg;
1674 uint32_t border_color = colors.inactive_ws_border;
1675 if (ws_walk->visible) {
1676 if (!ws_walk->focused) {
1677 fg_color = colors.active_ws_fg;
1678 bg_color = colors.active_ws_bg;
1679 border_color = colors.active_ws_border;
1681 fg_color = colors.focus_ws_fg;
1682 bg_color = colors.focus_ws_bg;
1683 border_color = colors.focus_ws_border;
1684 if (last_urgent_ws && strcmp(i3string_as_utf8(ws_walk->name), last_urgent_ws) == 0)
1688 if (ws_walk->urgent) {
1689 DLOG("WS %s is urgent!\n", i3string_as_utf8(ws_walk->name));
1690 fg_color = colors.urgent_ws_fg;
1691 bg_color = colors.urgent_ws_bg;
1692 border_color = colors.urgent_ws_border;
1694 if (!ws_walk->focused) {
1695 FREE(last_urgent_ws);
1696 last_urgent_ws = sstrdup(i3string_as_utf8(ws_walk->name));
1699 uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND;
1700 uint32_t vals_border[] = { border_color, border_color };
1701 xcb_change_gc(xcb_connection,
1702 outputs_walk->bargc,
1705 xcb_rectangle_t rect_border = { i, 1, ws_walk->name_width + 10, font.height + 4 };
1706 xcb_poly_fill_rectangle(xcb_connection,
1707 outputs_walk->buffer,
1708 outputs_walk->bargc,
1711 uint32_t vals[] = { bg_color, bg_color };
1712 xcb_change_gc(xcb_connection,
1713 outputs_walk->bargc,
1716 xcb_rectangle_t rect = { i + 1, 2, ws_walk->name_width + 8, font.height + 2 };
1717 xcb_poly_fill_rectangle(xcb_connection,
1718 outputs_walk->buffer,
1719 outputs_walk->bargc,
1722 set_font_colors(outputs_walk->bargc, fg_color, bg_color);
1723 draw_text(ws_walk->name, outputs_walk->buffer, outputs_walk->bargc, i + 5, 3, ws_walk->name_width);
1724 i += 10 + ws_walk->name_width + 1;
1730 uint32_t fg_color = colors.urgent_ws_fg;
1731 uint32_t bg_color = colors.urgent_ws_bg;
1732 uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND;
1734 uint32_t vals_border[] = { colors.urgent_ws_border, colors.urgent_ws_border };
1735 xcb_change_gc(xcb_connection,
1736 outputs_walk->bargc,
1739 xcb_rectangle_t rect_border = { i, 1, binding.width + 10, font.height + 4 };
1740 xcb_poly_fill_rectangle(xcb_connection,
1741 outputs_walk->buffer,
1742 outputs_walk->bargc,
1746 uint32_t vals[] = { bg_color, bg_color };
1747 xcb_change_gc(xcb_connection,
1748 outputs_walk->bargc,
1751 xcb_rectangle_t rect = { i + 1, 2, binding.width + 8, font.height + 2 };
1752 xcb_poly_fill_rectangle(xcb_connection,
1753 outputs_walk->buffer,
1754 outputs_walk->bargc,
1758 set_font_colors(outputs_walk->bargc, fg_color, bg_color);
1759 draw_text(binding.name, outputs_walk->buffer, outputs_walk->bargc, i + 5, 3, binding.width);
1767 /* Assure the bar is hidden/unhidden according to the specified hidden_state and mode */
1768 bool should_unhide = (config.hidden_state == S_SHOW || (unhide && config.hidden_state == S_HIDE));
1769 bool should_hide = (config.hide_on_modifier == M_INVISIBLE);
1772 if ((unhide || should_unhide) && !should_hide) {
1774 } else if (walks_away || should_hide) {
1775 FREE(last_urgent_ws);
1784 * Redraw the bars, i.e. simply copy the buffer to the barwindow
1787 void redraw_bars(void) {
1788 i3_output *outputs_walk;
1789 SLIST_FOREACH(outputs_walk, outputs, slist) {
1790 if (!outputs_walk->active) {
1793 xcb_copy_area(xcb_connection,
1794 outputs_walk->buffer,
1796 outputs_walk->bargc,
1799 outputs_walk->rect.w,
1800 outputs_walk->rect.h);
1801 xcb_flush(xcb_connection);
1806 * Set the current binding mode
1809 void set_current_mode(struct mode *current) {
1810 I3STRING_FREE(binding.name);
1812 activated_mode = binding.name != NULL;