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
12 #include <xcb/xproto.h>
13 #include <xcb/xcb_aux.h>
16 #include "xcb_compat.h"
31 #include <X11/XKBlib.h>
32 #include <X11/extensions/XKB.h>
37 /* We save the Atoms in an easy to access array, indexed by an enum */
39 #define ATOM_DO(name) name,
40 #include "xcb_atoms.def"
44 xcb_intern_atom_cookie_t atom_cookies[NUM_ATOMS];
45 xcb_atom_t atoms[NUM_ATOMS];
47 /* Variables, that are the same for all functions at all times */
48 xcb_connection_t *xcb_connection;
50 xcb_screen_t *root_screen;
51 xcb_window_t xcb_root;
53 /* selection window for tray support */
54 static xcb_window_t selwin = XCB_NONE;
55 static xcb_intern_atom_reply_t *tray_reply = NULL;
57 /* This is needed for integration with libi3 */
58 xcb_connection_t *conn;
60 /* The font we'll use */
63 /* Overall height of the bar (based on font size) */
66 /* These are only relevant for XKB, which we only need for grabbing modifiers */
70 /* Because the statusline is the same on all outputs, we have
71 * global buffer to render it on */
72 xcb_gcontext_t statusline_ctx;
73 xcb_gcontext_t statusline_clear;
74 xcb_pixmap_t statusline_pm;
75 uint32_t statusline_width;
77 /* Event-Watchers, to interact with the user */
83 /* The name of current binding mode */
86 /* Indicates whether a new binding mode was recently activated */
87 bool activated_mode = false;
89 /* The parsed colors */
94 uint32_t active_ws_fg;
95 uint32_t active_ws_bg;
96 uint32_t active_ws_border;
97 uint32_t inactive_ws_fg;
98 uint32_t inactive_ws_bg;
99 uint32_t inactive_ws_border;
100 uint32_t urgent_ws_bg;
101 uint32_t urgent_ws_fg;
102 uint32_t urgent_ws_border;
103 uint32_t focus_ws_bg;
104 uint32_t focus_ws_fg;
105 uint32_t focus_ws_border;
107 struct xcb_colors_t colors;
109 /* We define xcb_request_failed as a macro to include the relevant line-number */
110 #define xcb_request_failed(cookie, err_msg) _xcb_request_failed(cookie, err_msg, __LINE__)
111 int _xcb_request_failed(xcb_void_cookie_t cookie, char *err_msg, int line) {
112 xcb_generic_error_t *err;
113 if ((err = xcb_request_check(xcb_connection, cookie)) != NULL) {
114 fprintf(stderr, "[%s:%d] ERROR: %s. X Error Code: %d\n", __FILE__, line, err_msg, err->error_code);
115 return err->error_code;
121 * Redraws the statusline to the buffer
124 void refresh_statusline(void) {
125 struct status_block *block;
127 uint32_t old_statusline_width = statusline_width;
128 statusline_width = 0;
130 /* Predict the text width of all blocks (in pixels). */
131 TAILQ_FOREACH(block, &statusline_head, blocks) {
132 if (i3string_get_num_bytes(block->full_text) == 0)
135 block->width = predict_text_width(block->full_text);
137 /* Compute offset and append for text aligment in min_width. */
138 if (block->min_width <= block->width) {
142 uint32_t padding_width = block->min_width - block->width;
143 switch (block->align) {
145 block->x_append = padding_width;
148 block->x_offset = padding_width;
151 block->x_offset = padding_width / logical_px(2);
152 block->x_append = padding_width / logical_px(2) + padding_width % logical_px(2);
157 /* If this is not the last block, add some pixels for a separator. */
158 if (TAILQ_NEXT(block, blocks) != NULL)
159 block->width += block->sep_block_width;
161 statusline_width += block->width + block->x_offset + block->x_append;
164 /* If the statusline is bigger than our screen we need to make sure that
165 * the pixmap provides enough space, so re-allocate if the width grew */
166 if (statusline_width > root_screen->width_in_pixels &&
167 statusline_width > old_statusline_width)
170 /* Clear the statusline pixmap. */
171 xcb_rectangle_t rect = {0, 0, root_screen->width_in_pixels, font.height + logical_px(5)};
172 xcb_poly_fill_rectangle(xcb_connection, statusline_pm, statusline_clear, 1, &rect);
174 /* Draw the text of each block. */
176 TAILQ_FOREACH(block, &statusline_head, blocks) {
177 if (i3string_get_num_bytes(block->full_text) == 0)
180 uint32_t colorpixel = (block->color ? get_colorpixel(block->color) : colors.bar_fg);
181 set_font_colors(statusline_ctx, colorpixel, colors.bar_bg);
182 draw_text(block->full_text, statusline_pm, statusline_ctx, x + block->x_offset, 1, block->width);
183 x += block->width + block->x_offset + block->x_append;
185 if (TAILQ_NEXT(block, blocks) != NULL && !block->no_separator && block->sep_block_width > 0) {
186 /* This is not the last block, draw a separator. */
187 uint32_t sep_offset = block->sep_block_width / 2 + block->sep_block_width % 2;
188 uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND | XCB_GC_LINE_WIDTH;
189 uint32_t values[] = {colors.sep_fg, colors.bar_bg, logical_px(1)};
190 xcb_change_gc(xcb_connection, statusline_ctx, mask, values);
191 xcb_poly_line(xcb_connection, XCB_COORD_MODE_ORIGIN, statusline_pm,
193 (xcb_point_t[]) {{x - sep_offset, 2},
194 {x - sep_offset, font.height - 2}});
200 * Hides all bars (unmaps them)
203 void hide_bars(void) {
204 if ((config.hide_on_modifier == M_DOCK) || (config.hidden_state == S_SHOW && config.hide_on_modifier == M_HIDE)) {
209 SLIST_FOREACH(walk, outputs, slist) {
213 xcb_unmap_window(xcb_connection, walk->bar);
219 * Unhides all bars (maps them)
222 void unhide_bars(void) {
223 if (config.hide_on_modifier != M_HIDE) {
228 xcb_void_cookie_t cookie;
234 SLIST_FOREACH(walk, outputs, slist) {
235 if (walk->bar == XCB_NONE) {
238 mask = XCB_CONFIG_WINDOW_X |
239 XCB_CONFIG_WINDOW_Y |
240 XCB_CONFIG_WINDOW_WIDTH |
241 XCB_CONFIG_WINDOW_HEIGHT |
242 XCB_CONFIG_WINDOW_STACK_MODE;
243 values[0] = walk->rect.x;
244 if (config.position == POS_TOP)
245 values[1] = walk->rect.y;
247 values[1] = walk->rect.y + walk->rect.h - bar_height;
248 values[2] = walk->rect.w;
249 values[3] = bar_height;
250 values[4] = XCB_STACK_MODE_ABOVE;
251 DLOG("Reconfiguring Window for output %s to %d,%d\n", walk->name, values[0], values[1]);
252 cookie = xcb_configure_window_checked(xcb_connection,
257 if (xcb_request_failed(cookie, "Could not reconfigure window")) {
260 xcb_map_window(xcb_connection, walk->bar);
265 * Parse the colors into a format that we can use
268 void init_colors(const struct xcb_color_strings_t *new_colors) {
269 #define PARSE_COLOR(name, def) \
271 colors.name = get_colorpixel(new_colors->name ? new_colors->name : def); \
273 PARSE_COLOR(bar_fg, "#FFFFFF");
274 PARSE_COLOR(bar_bg, "#000000");
275 PARSE_COLOR(sep_fg, "#666666");
276 PARSE_COLOR(active_ws_fg, "#FFFFFF");
277 PARSE_COLOR(active_ws_bg, "#333333");
278 PARSE_COLOR(active_ws_border, "#333333");
279 PARSE_COLOR(inactive_ws_fg, "#888888");
280 PARSE_COLOR(inactive_ws_bg, "#222222");
281 PARSE_COLOR(inactive_ws_border, "#333333");
282 PARSE_COLOR(urgent_ws_fg, "#FFFFFF");
283 PARSE_COLOR(urgent_ws_bg, "#900000");
284 PARSE_COLOR(urgent_ws_border, "#2f343a");
285 PARSE_COLOR(focus_ws_fg, "#FFFFFF");
286 PARSE_COLOR(focus_ws_bg, "#285577");
287 PARSE_COLOR(focus_ws_border, "#4c7899");
291 xcb_flush(xcb_connection);
295 * Handle a button-press-event (i.e. a mouse click on one of our bars).
296 * We determine, whether the click occured on a ws-button or if the scroll-
297 * wheel was used and change the workspace appropriately
300 void handle_button(xcb_button_press_event_t *event) {
303 /* Determine, which bar was clicked */
305 xcb_window_t bar = event->event;
306 SLIST_FOREACH(walk, outputs, slist) {
307 if (walk->bar == bar) {
313 DLOG("Unknown Bar klicked!\n");
317 /* TODO: Move this to extern get_ws_for_output() */
318 TAILQ_FOREACH(cur_ws, walk->workspaces, tailq) {
319 if (cur_ws->visible) {
324 if (cur_ws == NULL) {
325 DLOG("No Workspace active?\n");
329 int32_t x = event->event_x >= 0 ? event->event_x : 0;
330 int32_t original_x = x;
332 DLOG("Got Button %d\n", event->detail);
334 if (child_want_click_events()) {
335 /* If the child asked for click events,
336 * check if a status block has been clicked. */
338 /* First calculate width of tray area */
339 trayclient *trayclient;
341 TAILQ_FOREACH_REVERSE(trayclient, walk->trayclients, tc_head, tailq) {
342 if (!trayclient->mapped)
344 tray_width += (font.height + logical_px(2));
347 int block_x = 0, last_block_x;
348 int offset = (walk->rect.w - (statusline_width + tray_width)) - logical_px(10);
350 x = original_x - offset;
352 struct status_block *block;
354 TAILQ_FOREACH(block, &statusline_head, blocks) {
355 last_block_x = block_x;
356 block_x += block->width + block->x_offset + block->x_append;
358 if (x <= block_x && x >= last_block_x) {
359 send_block_clicked(event->detail, block->name, block->instance, event->root_x, event->root_y);
367 switch (event->detail) {
369 /* Mouse wheel up. We select the previous ws, if any.
370 * If there is no more workspace, don’t even send the workspace
371 * command, otherwise (with workspace auto_back_and_forth) we’d end
372 * up on the wrong workspace. */
374 /* If `wheel_up_cmd [COMMAND]` was specified, it should override
375 * the default behavior */
376 if (config.wheel_up_cmd) {
377 i3_send_msg(I3_IPC_MESSAGE_TYPE_COMMAND, config.wheel_up_cmd);
381 if (cur_ws == TAILQ_FIRST(walk->workspaces))
384 cur_ws = TAILQ_PREV(cur_ws, ws_head, tailq);
387 /* Mouse wheel down. We select the next ws, if any.
388 * If there is no more workspace, don’t even send the workspace
389 * command, otherwise (with workspace auto_back_and_forth) we’d end
390 * up on the wrong workspace. */
392 /* if `wheel_down_cmd [COMMAND]` was specified, it should override
393 * the default behavior */
394 if (config.wheel_down_cmd) {
395 i3_send_msg(I3_IPC_MESSAGE_TYPE_COMMAND, config.wheel_down_cmd);
399 if (cur_ws == TAILQ_LAST(walk->workspaces, ws_head))
402 cur_ws = TAILQ_NEXT(cur_ws, tailq);
405 /* Check if this event regards a workspace button */
406 TAILQ_FOREACH(cur_ws, walk->workspaces, tailq) {
408 if (x >= 0 && x < cur_ws->name_width + logical_px(10)) {
411 x -= cur_ws->name_width + logical_px(11);
414 /* Otherwise, focus our currently visible workspace if it is not
416 if (cur_ws == NULL) {
417 TAILQ_FOREACH(cur_ws, walk->workspaces, tailq) {
418 if (cur_ws->visible && !cur_ws->focused)
423 /* if there is nothing to focus, we are done */
432 /* To properly handle workspace names with double quotes in them, we need
433 * to escape the double quotes. Unfortunately, that’s rather ugly in C: We
434 * first count the number of double quotes, then we allocate a large enough
435 * buffer, then we copy character by character. */
438 const char *utf8_name = cur_ws->canonical_name;
439 for (const char *walk = utf8_name; *walk != '\0'; walk++) {
442 /* While we’re looping through the name anyway, we can save one
447 const size_t len = namelen + strlen("workspace \"\"") + 1;
448 char *buffer = scalloc(len + num_quotes);
449 strncpy(buffer, "workspace \"", strlen("workspace \""));
450 size_t inpos, outpos;
451 for (inpos = 0, outpos = strlen("workspace \"");
454 if (utf8_name[inpos] == '"') {
455 buffer[outpos] = '\\';
458 buffer[outpos] = utf8_name[inpos];
460 buffer[outpos] = '"';
461 i3_send_msg(I3_IPC_MESSAGE_TYPE_COMMAND, buffer);
466 * Adjusts the size of the tray window and alignment of the tray clients by
467 * configuring their respective x coordinates. To be called when mapping or
468 * unmapping a tray client window.
471 static void configure_trayclients(void) {
472 trayclient *trayclient;
474 SLIST_FOREACH(output, outputs, slist) {
479 TAILQ_FOREACH_REVERSE(trayclient, output->trayclients, tc_head, tailq) {
480 if (!trayclient->mapped)
484 DLOG("Configuring tray window %08x to x=%d\n",
485 trayclient->win, output->rect.w - (clients * (font.height + logical_px(2))));
486 uint32_t x = output->rect.w - (clients * (font.height + logical_px(2)));
487 xcb_configure_window(xcb_connection,
496 * Handles ClientMessages (messages sent from another client directly to us).
498 * At the moment, only the tray window will receive client messages. All
499 * supported client messages currently are _NET_SYSTEM_TRAY_OPCODE.
502 static void handle_client_message(xcb_client_message_event_t *event) {
503 if (event->type == atoms[_NET_SYSTEM_TRAY_OPCODE] &&
504 event->format == 32) {
505 DLOG("_NET_SYSTEM_TRAY_OPCODE received\n");
506 /* event->data.data32[0] is the timestamp */
507 uint32_t op = event->data.data32[1];
510 if (op == SYSTEM_TRAY_REQUEST_DOCK) {
511 xcb_window_t client = event->data.data32[2];
513 /* Listen for PropertyNotify events to get the most recent value of
514 * the XEMBED_MAPPED atom, also listen for UnmapNotify events */
515 mask = XCB_CW_EVENT_MASK;
516 values[0] = XCB_EVENT_MASK_PROPERTY_CHANGE |
517 XCB_EVENT_MASK_STRUCTURE_NOTIFY;
518 xcb_change_window_attributes(xcb_connection,
523 /* Request the _XEMBED_INFO property. The XEMBED specification
524 * (which is referred by the tray specification) says this *has* to
525 * be set, but VLC does not set it… */
528 xcb_get_property_cookie_t xembedc;
529 xcb_generic_error_t *error;
530 xembedc = xcb_get_property(xcb_connection,
534 XCB_GET_PROPERTY_TYPE_ANY,
538 xcb_get_property_reply_t *xembedr = xcb_get_property_reply(xcb_connection,
542 ELOG("Error getting _XEMBED_INFO property: error_code %d\n",
547 if (xembedr != NULL && xembedr->length != 0) {
548 DLOG("xembed format = %d, len = %d\n", xembedr->format, xembedr->length);
549 uint32_t *xembed = xcb_get_property_value(xembedr);
550 DLOG("xembed version = %d\n", xembed[0]);
551 DLOG("xembed flags = %d\n", xembed[1]);
552 map_it = ((xembed[1] & XEMBED_MAPPED) == XEMBED_MAPPED);
553 xe_version = xembed[0];
558 ELOG("Window %08x violates the XEMBED protocol, _XEMBED_INFO not set\n", client);
561 DLOG("X window %08x requested docking\n", client);
562 i3_output *walk, *output = NULL;
563 SLIST_FOREACH(walk, outputs, slist) {
566 if (config.tray_output) {
567 if ((strcasecmp(walk->name, config.tray_output) != 0) &&
568 (!walk->primary || strcasecmp("primary", config.tray_output) != 0))
572 DLOG("using output %s\n", walk->name);
576 /* In case of tray_output == primary and there is no primary output
577 * configured, we fall back to the first available output. */
578 if (output == NULL &&
579 config.tray_output &&
580 strcasecmp("primary", config.tray_output) == 0) {
581 SLIST_FOREACH(walk, outputs, slist) {
584 DLOG("Falling back to output %s because no primary output is configured\n", walk->name);
589 if (output == NULL) {
590 ELOG("No output found\n");
593 xcb_reparent_window(xcb_connection,
596 output->rect.w - font.height - 2,
598 /* We reconfigure the window to use a reasonable size. The systray
599 * specification explicitly says:
600 * Tray icons may be assigned any size by the system tray, and
601 * should do their best to cope with any size effectively
603 mask = XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
604 values[0] = font.height;
605 values[1] = font.height;
606 xcb_configure_window(xcb_connection,
611 /* send the XEMBED_EMBEDDED_NOTIFY message */
612 void *event = scalloc(32);
613 xcb_client_message_event_t *ev = event;
614 ev->response_type = XCB_CLIENT_MESSAGE;
616 ev->type = atoms[_XEMBED];
618 ev->data.data32[0] = XCB_CURRENT_TIME;
619 ev->data.data32[1] = atoms[XEMBED_EMBEDDED_NOTIFY];
620 ev->data.data32[2] = output->bar;
621 ev->data.data32[3] = xe_version;
622 xcb_send_event(xcb_connection,
625 XCB_EVENT_MASK_NO_EVENT,
629 /* Put the client inside the save set. Upon termination (whether
630 * killed or normal exit does not matter) of i3bar, these clients
631 * will be correctly reparented to their most closest living
632 * ancestor. Without this, tray icons might die when i3bar
634 xcb_change_save_set(xcb_connection, XCB_SET_MODE_INSERT, client);
636 trayclient *tc = smalloc(sizeof(trayclient));
638 tc->xe_version = xe_version;
640 TAILQ_INSERT_TAIL(output->trayclients, tc, tailq);
643 DLOG("Mapping dock client\n");
644 xcb_map_window(xcb_connection, client);
646 DLOG("Not mapping dock client yet\n");
648 /* Trigger an update to copy the statusline text to the appropriate
650 configure_trayclients();
657 * Handles DestroyNotify events by removing the tray client from the data
658 * structure. According to the XEmbed protocol, this is one way for a tray
659 * client to finish the protocol. After this event is received, there is no
660 * further interaction with the tray client.
662 * See: http://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html
665 static void handle_destroy_notify(xcb_destroy_notify_event_t *event) {
666 DLOG("DestroyNotify for window = %08x, event = %08x\n", event->window, event->event);
669 SLIST_FOREACH(walk, outputs, slist) {
672 DLOG("checking output %s\n", walk->name);
673 trayclient *trayclient;
674 TAILQ_FOREACH(trayclient, walk->trayclients, tailq) {
675 if (trayclient->win != event->window)
678 DLOG("Removing tray client with window ID %08x\n", event->window);
679 TAILQ_REMOVE(walk->trayclients, trayclient, tailq);
681 /* Trigger an update, we now have more space for the statusline */
682 configure_trayclients();
690 * Handles MapNotify events. These events happen when a tray client shows its
691 * window. We respond by realigning the tray clients.
694 static void handle_map_notify(xcb_map_notify_event_t *event) {
695 DLOG("MapNotify for window = %08x, event = %08x\n", event->window, event->event);
698 SLIST_FOREACH(walk, outputs, slist) {
701 DLOG("checking output %s\n", walk->name);
702 trayclient *trayclient;
703 TAILQ_FOREACH(trayclient, walk->trayclients, tailq) {
704 if (trayclient->win != event->window)
707 DLOG("Tray client mapped (window ID %08x). Adjusting tray.\n", event->window);
708 trayclient->mapped = true;
710 /* Trigger an update, we now have more space for the statusline */
711 configure_trayclients();
718 * Handles UnmapNotify events. These events happen when a tray client hides its
719 * window. We respond by realigning the tray clients.
722 static void handle_unmap_notify(xcb_unmap_notify_event_t *event) {
723 DLOG("UnmapNotify for window = %08x, event = %08x\n", event->window, event->event);
726 SLIST_FOREACH(walk, outputs, slist) {
729 DLOG("checking output %s\n", walk->name);
730 trayclient *trayclient;
731 TAILQ_FOREACH(trayclient, walk->trayclients, tailq) {
732 if (trayclient->win != event->window)
735 DLOG("Tray client unmapped (window ID %08x). Adjusting tray.\n", event->window);
736 trayclient->mapped = false;
738 /* Trigger an update, we now have more space for the statusline */
739 configure_trayclients();
747 * Handle PropertyNotify messages. Currently only the _XEMBED_INFO property is
748 * handled, which tells us whether a dock client should be mapped or unmapped.
751 static void handle_property_notify(xcb_property_notify_event_t *event) {
752 DLOG("PropertyNotify\n");
753 if (event->atom == atoms[_XEMBED_INFO] &&
754 event->state == XCB_PROPERTY_NEW_VALUE) {
755 DLOG("xembed_info updated\n");
756 trayclient *trayclient = NULL, *walk;
758 SLIST_FOREACH(o_walk, outputs, slist) {
762 TAILQ_FOREACH(walk, o_walk->trayclients, tailq) {
763 if (walk->win != event->window)
773 ELOG("PropertyNotify received for unknown window %08x\n",
777 xcb_get_property_cookie_t xembedc;
778 xembedc = xcb_get_property_unchecked(xcb_connection,
782 XCB_GET_PROPERTY_TYPE_ANY,
786 xcb_get_property_reply_t *xembedr = xcb_get_property_reply(xcb_connection,
789 if (xembedr == NULL || xembedr->length == 0) {
790 DLOG("xembed_info unset\n");
794 DLOG("xembed format = %d, len = %d\n", xembedr->format, xembedr->length);
795 uint32_t *xembed = xcb_get_property_value(xembedr);
796 DLOG("xembed version = %d\n", xembed[0]);
797 DLOG("xembed flags = %d\n", xembed[1]);
798 bool map_it = ((xembed[1] & XEMBED_MAPPED) == XEMBED_MAPPED);
799 DLOG("map-state now %d\n", map_it);
800 if (trayclient->mapped && !map_it) {
801 /* need to unmap the window */
802 xcb_unmap_window(xcb_connection, trayclient->win);
803 } else if (!trayclient->mapped && map_it) {
804 /* need to map the window */
805 xcb_map_window(xcb_connection, trayclient->win);
812 * Handle ConfigureRequests by denying them and sending the client a
813 * ConfigureNotify with its actual size.
816 static void handle_configure_request(xcb_configure_request_event_t *event) {
817 DLOG("ConfigureRequest for window = %08x\n", event->window);
819 trayclient *trayclient;
821 SLIST_FOREACH(output, outputs, slist) {
826 TAILQ_FOREACH_REVERSE(trayclient, output->trayclients, tc_head, tailq) {
827 if (!trayclient->mapped)
831 if (trayclient->win != event->window)
834 xcb_rectangle_t rect;
835 rect.x = output->rect.w - (clients * (font.height + 2));
837 rect.width = font.height;
838 rect.height = font.height;
840 DLOG("This is a tray window. x = %d\n", rect.x);
841 fake_configure_notify(xcb_connection, rect, event->window, 0);
846 DLOG("WARNING: Could not find corresponding tray window.\n");
850 * This function is called immediately before the main loop locks. We flush xcb
851 * then (and only then)
854 void xcb_prep_cb(struct ev_loop *loop, ev_prepare *watcher, int revents) {
855 xcb_flush(xcb_connection);
859 * This function is called immediately after the main loop locks, so when one
860 * of the watchers registered an event.
861 * We check whether an X-Event arrived and handle it.
864 void xcb_chk_cb(struct ev_loop *loop, ev_check *watcher, int revents) {
865 xcb_generic_event_t *event;
867 if (xcb_connection_has_error(xcb_connection)) {
868 ELOG("X11 connection was closed unexpectedly - maybe your X server terminated / crashed?\n");
872 while ((event = xcb_poll_for_event(xcb_connection)) != NULL) {
873 int type = (event->response_type & ~0x80);
875 if (type == xkb_base && xkb_base > -1) {
876 DLOG("received an xkb event\n");
878 xcb_xkb_state_notify_event_t *state = (xcb_xkb_state_notify_event_t *)event;
879 if (state->xkbType == XCB_XKB_STATE_NOTIFY) {
880 int modstate = state->mods & config.modifier;
882 #define DLOGMOD(modmask, status) \
886 DLOG("ShiftMask got " #status "!\n"); \
889 DLOG("ControlMask got " #status "!\n"); \
892 DLOG("Mod1Mask got " #status "!\n"); \
895 DLOG("Mod2Mask got " #status "!\n"); \
898 DLOG("Mod3Mask got " #status "!\n"); \
901 DLOG("Mod4Mask got " #status "!\n"); \
904 DLOG("Mod5Mask got " #status "!\n"); \
909 if (modstate != mod_pressed) {
911 DLOGMOD(config.modifier, released);
915 DLOGMOD(config.modifier, pressed);
916 activated_mode = false;
919 mod_pressed = modstate;
930 /* Expose-events happen, when the window needs to be redrawn */
933 case XCB_BUTTON_PRESS:
934 /* Button-press-events are mouse-buttons clicked on one of our bars */
935 handle_button((xcb_button_press_event_t *)event);
937 case XCB_CLIENT_MESSAGE:
938 /* Client messages are used for client-to-client communication, for
939 * example system tray widgets talk to us directly via client messages. */
940 handle_client_message((xcb_client_message_event_t *)event);
942 case XCB_DESTROY_NOTIFY:
943 /* DestroyNotify signifies the end of the XEmbed protocol */
944 handle_destroy_notify((xcb_destroy_notify_event_t *)event);
946 case XCB_UNMAP_NOTIFY:
947 /* UnmapNotify is received when a tray client hides its window. */
948 handle_unmap_notify((xcb_unmap_notify_event_t *)event);
951 handle_map_notify((xcb_map_notify_event_t *)event);
953 case XCB_PROPERTY_NOTIFY:
955 handle_property_notify((xcb_property_notify_event_t *)event);
957 case XCB_CONFIGURE_REQUEST:
958 /* ConfigureRequest, sent by a tray child */
959 handle_configure_request((xcb_configure_request_event_t *)event);
967 * Dummy Callback. We only need this, so that the Prepare- and Check-Watchers
971 void xcb_io_cb(struct ev_loop *loop, ev_io *watcher, int revents) {
975 * Early initialization of the connection to X11: Everything which does not
976 * depend on 'config'.
979 char *init_xcb_early() {
980 /* FIXME: xcb_connect leaks Memory */
981 xcb_connection = xcb_connect(NULL, &screen);
982 if (xcb_connection_has_error(xcb_connection)) {
983 ELOG("Cannot open display\n");
986 conn = xcb_connection;
987 DLOG("Connected to xcb\n");
989 /* We have to request the atoms we need */
990 #define ATOM_DO(name) atom_cookies[name] = xcb_intern_atom(xcb_connection, 0, strlen(#name), #name);
991 #include "xcb_atoms.def"
993 root_screen = xcb_aux_get_screen(xcb_connection, screen);
994 xcb_root = root_screen->root;
996 /* We draw the statusline to a seperate pixmap, because it looks the same on all bars and
997 * this way, we can choose to crop it */
998 uint32_t mask = XCB_GC_FOREGROUND;
999 uint32_t vals[] = {colors.bar_bg, colors.bar_bg};
1001 statusline_clear = xcb_generate_id(xcb_connection);
1002 xcb_void_cookie_t clear_ctx_cookie = xcb_create_gc_checked(xcb_connection,
1008 statusline_ctx = xcb_generate_id(xcb_connection);
1009 xcb_void_cookie_t sl_ctx_cookie = xcb_create_gc_checked(xcb_connection,
1015 statusline_pm = xcb_generate_id(xcb_connection);
1016 xcb_void_cookie_t sl_pm_cookie = xcb_create_pixmap_checked(xcb_connection,
1017 root_screen->root_depth,
1020 root_screen->width_in_pixels,
1021 root_screen->height_in_pixels);
1023 /* The various Watchers to communicate with xcb */
1024 xcb_io = smalloc(sizeof(ev_io));
1025 xcb_prep = smalloc(sizeof(ev_prepare));
1026 xcb_chk = smalloc(sizeof(ev_check));
1028 ev_io_init(xcb_io, &xcb_io_cb, xcb_get_file_descriptor(xcb_connection), EV_READ);
1029 ev_prepare_init(xcb_prep, &xcb_prep_cb);
1030 ev_check_init(xcb_chk, &xcb_chk_cb);
1032 ev_io_start(main_loop, xcb_io);
1033 ev_prepare_start(main_loop, xcb_prep);
1034 ev_check_start(main_loop, xcb_chk);
1036 /* Now we get the atoms and save them in a nice data structure */
1039 char *path = root_atom_contents("I3_SOCKET_PATH", xcb_connection, screen);
1041 if (xcb_request_failed(sl_pm_cookie, "Could not allocate statusline-buffer") ||
1042 xcb_request_failed(clear_ctx_cookie, "Could not allocate statusline-buffer-clearcontext") ||
1043 xcb_request_failed(sl_ctx_cookie, "Could not allocate statusline-buffer-context")) {
1051 * Register for xkb keyevents. To grab modifiers without blocking other applications from receiving key-events
1052 * involving that modifier, we sadly have to use xkb which is not yet fully supported
1056 void register_xkb_keyevents() {
1057 const xcb_query_extension_reply_t *extreply;
1058 extreply = xcb_get_extension_data(conn, &xcb_xkb_id);
1059 if (!extreply->present) {
1060 ELOG("xkb is not present on this server\n");
1063 DLOG("initializing xcb-xkb\n");
1064 xcb_xkb_use_extension(conn, XCB_XKB_MAJOR_VERSION, XCB_XKB_MINOR_VERSION);
1065 xcb_xkb_select_events(conn,
1066 XCB_XKB_ID_USE_CORE_KBD,
1067 XCB_XKB_EVENT_TYPE_STATE_NOTIFY,
1069 XCB_XKB_EVENT_TYPE_STATE_NOTIFY,
1073 xkb_base = extreply->first_event;
1077 * Deregister from xkb keyevents.
1080 void deregister_xkb_keyevents() {
1081 xcb_xkb_select_events(conn,
1082 XCB_XKB_ID_USE_CORE_KBD,
1092 * Initialization which depends on 'config' being usable. Called after the
1093 * configuration has arrived.
1096 void init_xcb_late(char *fontname) {
1097 if (fontname == NULL)
1098 fontname = "-misc-fixed-medium-r-normal--13-120-75-75-C-70-iso10646-1";
1101 font = load_font(fontname, true);
1103 DLOG("Calculated Font-height: %d\n", font.height);
1104 bar_height = font.height + logical_px(6);
1106 xcb_flush(xcb_connection);
1108 if (config.hide_on_modifier == M_HIDE)
1109 register_xkb_keyevents();
1113 * Inform clients waiting for a new _NET_SYSTEM_TRAY that we took the
1117 static void send_tray_clientmessage(void) {
1118 uint8_t buffer[32] = {0};
1119 xcb_client_message_event_t *ev = (xcb_client_message_event_t *)buffer;
1121 ev->response_type = XCB_CLIENT_MESSAGE;
1122 ev->window = xcb_root;
1123 ev->type = atoms[MANAGER];
1125 ev->data.data32[0] = XCB_CURRENT_TIME;
1126 ev->data.data32[1] = tray_reply->atom;
1127 ev->data.data32[2] = selwin;
1129 xcb_send_event(xcb_connection,
1137 * Initializes tray support by requesting the appropriate _NET_SYSTEM_TRAY atom
1138 * for the X11 display we are running on, then acquiring the selection for this
1139 * atom. Afterwards, tray clients will send ClientMessages to our window.
1142 void init_tray(void) {
1143 DLOG("Initializing system tray functionality\n");
1144 /* request the tray manager atom for the X11 display we are running on */
1145 char atomname[strlen("_NET_SYSTEM_TRAY_S") + 11];
1146 snprintf(atomname, strlen("_NET_SYSTEM_TRAY_S") + 11, "_NET_SYSTEM_TRAY_S%d", screen);
1147 xcb_intern_atom_cookie_t tray_cookie;
1148 if (tray_reply == NULL)
1149 tray_cookie = xcb_intern_atom(xcb_connection, 0, strlen(atomname), atomname);
1151 /* tray support: we need a window to own the selection */
1152 selwin = xcb_generate_id(xcb_connection);
1153 uint32_t selmask = XCB_CW_OVERRIDE_REDIRECT;
1154 uint32_t selval[] = {1};
1155 xcb_create_window(xcb_connection,
1156 root_screen->root_depth,
1162 XCB_WINDOW_CLASS_INPUT_OUTPUT,
1163 root_screen->root_visual,
1167 uint32_t orientation = _NET_SYSTEM_TRAY_ORIENTATION_HORZ;
1169 xcb_change_property(xcb_connection,
1170 XCB_PROP_MODE_REPLACE,
1172 atoms[_NET_SYSTEM_TRAY_ORIENTATION],
1180 if (tray_reply == NULL) {
1181 if (!(tray_reply = xcb_intern_atom_reply(xcb_connection, tray_cookie, NULL))) {
1182 ELOG("Could not get atom %s\n", atomname);
1187 xcb_set_selection_owner(xcb_connection,
1192 /* Verify that we have the selection */
1193 xcb_get_selection_owner_cookie_t selcookie;
1194 xcb_get_selection_owner_reply_t *selreply;
1196 selcookie = xcb_get_selection_owner(xcb_connection, tray_reply->atom);
1197 if (!(selreply = xcb_get_selection_owner_reply(xcb_connection, selcookie, NULL))) {
1198 ELOG("Could not get selection owner for %s\n", atomname);
1202 if (selreply->owner != selwin) {
1203 ELOG("Could not set the %s selection. "
1204 "Maybe another tray is already running?\n",
1206 /* NOTE that this error is not fatal. We just can’t provide tray
1212 send_tray_clientmessage();
1216 * We need to set the _NET_SYSTEM_TRAY_COLORS atom on the tray selection window
1217 * to make GTK+ 3 applets with Symbolic Icons visible. If the colors are unset,
1218 * they assume a light background.
1219 * See also https://bugzilla.gnome.org/show_bug.cgi?id=679591
1222 void init_tray_colors(void) {
1223 /* Convert colors.bar_fg (#rrggbb) to 16-bit RGB */
1224 const char *bar_fg = (config.colors.bar_fg ? config.colors.bar_fg : "#FFFFFF");
1226 DLOG("Setting bar_fg = %s as _NET_SYSTEM_TRAY_COLORS\n", bar_fg);
1228 char strgroups[3][3] = {{bar_fg[1], bar_fg[2], '\0'},
1229 {bar_fg[3], bar_fg[4], '\0'},
1230 {bar_fg[5], bar_fg[6], '\0'}};
1231 const uint8_t r = strtol(strgroups[0], NULL, 16);
1232 const uint8_t g = strtol(strgroups[1], NULL, 16);
1233 const uint8_t b = strtol(strgroups[2], NULL, 16);
1235 const uint16_t r16 = ((uint16_t)r << 8) | r;
1236 const uint16_t g16 = ((uint16_t)g << 8) | g;
1237 const uint16_t b16 = ((uint16_t)b << 8) | b;
1239 const uint32_t tray_colors[12] = {
1240 r16, g16, b16, /* foreground color */
1241 r16, g16, b16, /* error color */
1242 r16, g16, b16, /* warning color */
1243 r16, g16, b16, /* success color */
1246 xcb_change_property(xcb_connection,
1247 XCB_PROP_MODE_REPLACE,
1249 atoms[_NET_SYSTEM_TRAY_COLORS],
1257 * Cleanup the xcb-stuff.
1258 * Called once, before the program terminates.
1261 void clean_xcb(void) {
1264 SLIST_FOREACH(o_walk, outputs, slist) {
1265 destroy_window(o_walk);
1266 FREE(o_walk->trayclients);
1267 FREE(o_walk->workspaces);
1270 FREE_SLIST(outputs, i3_output);
1273 xcb_flush(xcb_connection);
1274 xcb_aux_sync(xcb_connection);
1275 xcb_disconnect(xcb_connection);
1277 ev_check_stop(main_loop, xcb_chk);
1278 ev_prepare_stop(main_loop, xcb_prep);
1279 ev_io_stop(main_loop, xcb_io);
1287 * Get the earlier requested atoms and save them in the prepared data structure
1290 void get_atoms(void) {
1291 xcb_intern_atom_reply_t *reply;
1292 #define ATOM_DO(name) \
1293 reply = xcb_intern_atom_reply(xcb_connection, atom_cookies[name], NULL); \
1294 if (reply == NULL) { \
1295 ELOG("Could not get atom %s\n", #name); \
1296 exit(EXIT_FAILURE); \
1298 atoms[name] = reply->atom; \
1301 #include "xcb_atoms.def"
1302 DLOG("Got Atoms\n");
1306 * Reparents all tray clients of the specified output to the root window. This
1307 * is either used when shutting down, when an output appears (xrandr --output
1308 * VGA1 --off) or when the primary output changes.
1310 * Applications using the tray will start the protocol from the beginning again
1314 void kick_tray_clients(i3_output *output) {
1315 if (TAILQ_EMPTY(output->trayclients))
1318 trayclient *trayclient;
1319 while (!TAILQ_EMPTY(output->trayclients)) {
1320 trayclient = TAILQ_FIRST(output->trayclients);
1321 /* Unmap, then reparent (to root) the tray client windows */
1322 xcb_unmap_window(xcb_connection, trayclient->win);
1323 xcb_reparent_window(xcb_connection,
1329 /* We remove the trayclient right here. We might receive an UnmapNotify
1330 * event afterwards, but better safe than sorry. */
1331 TAILQ_REMOVE(output->trayclients, trayclient, tailq);
1334 /* Fake a DestroyNotify so that Qt re-adds tray icons.
1335 * We cannot actually destroy the window because then Qt will not restore
1336 * its event mask on the new window. */
1337 uint8_t buffer[32] = {0};
1338 xcb_destroy_notify_event_t *event = (xcb_destroy_notify_event_t *)buffer;
1340 event->response_type = XCB_DESTROY_NOTIFY;
1341 event->event = selwin;
1342 event->window = selwin;
1344 xcb_send_event(conn, false, selwin, XCB_EVENT_MASK_STRUCTURE_NOTIFY, (char *)event);
1346 send_tray_clientmessage();
1350 * Destroy the bar of the specified output
1353 void destroy_window(i3_output *output) {
1354 if (output == NULL) {
1357 if (output->bar == XCB_NONE) {
1361 kick_tray_clients(output);
1362 xcb_destroy_window(xcb_connection, output->bar);
1363 output->bar = XCB_NONE;
1367 * Reallocate the statusline-buffer
1370 void realloc_sl_buffer(void) {
1371 DLOG("Re-allocating statusline-buffer, statusline_width = %d, root_screen->width_in_pixels = %d\n",
1372 statusline_width, root_screen->width_in_pixels);
1373 xcb_free_pixmap(xcb_connection, statusline_pm);
1374 statusline_pm = xcb_generate_id(xcb_connection);
1375 xcb_void_cookie_t sl_pm_cookie = xcb_create_pixmap_checked(xcb_connection,
1376 root_screen->root_depth,
1379 MAX(root_screen->width_in_pixels, statusline_width),
1382 uint32_t mask = XCB_GC_FOREGROUND;
1383 uint32_t vals[2] = {colors.bar_bg, colors.bar_bg};
1384 xcb_free_gc(xcb_connection, statusline_clear);
1385 statusline_clear = xcb_generate_id(xcb_connection);
1386 xcb_void_cookie_t clear_ctx_cookie = xcb_create_gc_checked(xcb_connection,
1392 mask |= XCB_GC_BACKGROUND;
1393 vals[0] = colors.bar_fg;
1394 xcb_free_gc(xcb_connection, statusline_ctx);
1395 statusline_ctx = xcb_generate_id(xcb_connection);
1396 xcb_void_cookie_t sl_ctx_cookie = xcb_create_gc_checked(xcb_connection,
1402 if (xcb_request_failed(sl_pm_cookie, "Could not allocate statusline-buffer") ||
1403 xcb_request_failed(clear_ctx_cookie, "Could not allocate statusline-buffer-clearcontext") ||
1404 xcb_request_failed(sl_ctx_cookie, "Could not allocate statusline-buffer-context")) {
1410 * Reconfigure all bars and create new bars for recently activated outputs
1413 void reconfig_windows(bool redraw_bars) {
1416 static bool tray_configured = false;
1419 SLIST_FOREACH(walk, outputs, slist) {
1420 if (!walk->active) {
1421 /* If an output is not active, we destroy its bar */
1422 /* FIXME: Maybe we rather want to unmap? */
1423 DLOG("Destroying window for output %s\n", walk->name);
1424 destroy_window(walk);
1427 if (walk->bar == XCB_NONE) {
1428 DLOG("Creating Window for output %s\n", walk->name);
1430 walk->bar = xcb_generate_id(xcb_connection);
1431 walk->buffer = xcb_generate_id(xcb_connection);
1432 mask = XCB_CW_BACK_PIXEL | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK;
1433 /* Black background */
1434 values[0] = colors.bar_bg;
1435 /* If hide_on_modifier is set to hide or invisible mode, i3 is not supposed to manage our bar-windows */
1436 values[1] = (config.hide_on_modifier == M_DOCK ? 0 : 1);
1437 /* We enable the following EventMask fields:
1438 * EXPOSURE, to get expose events (we have to re-draw then)
1439 * SUBSTRUCTURE_REDIRECT, to get ConfigureRequests when the tray
1440 * child windows use ConfigureWindow
1441 * BUTTON_PRESS, to handle clicks on the workspace buttons
1443 values[2] = XCB_EVENT_MASK_EXPOSURE |
1444 XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT;
1445 if (!config.disable_ws) {
1446 values[2] |= XCB_EVENT_MASK_BUTTON_PRESS;
1448 xcb_void_cookie_t win_cookie = xcb_create_window_checked(xcb_connection,
1449 root_screen->root_depth,
1452 walk->rect.x, walk->rect.y + walk->rect.h - bar_height,
1453 walk->rect.w, bar_height,
1455 XCB_WINDOW_CLASS_INPUT_OUTPUT,
1456 root_screen->root_visual,
1460 /* The double-buffer we use to render stuff off-screen */
1461 xcb_void_cookie_t pm_cookie = xcb_create_pixmap_checked(xcb_connection,
1462 root_screen->root_depth,
1468 /* Set the WM_CLASS and WM_NAME (we don't need UTF-8) atoms */
1469 xcb_void_cookie_t class_cookie;
1470 class_cookie = xcb_change_property(xcb_connection,
1471 XCB_PROP_MODE_REPLACE,
1476 (strlen("i3bar") + 1) * 2,
1480 if (asprintf(&name, "i3bar for output %s", walk->name) == -1)
1481 err(EXIT_FAILURE, "asprintf()");
1482 xcb_void_cookie_t name_cookie;
1483 name_cookie = xcb_change_property(xcb_connection,
1484 XCB_PROP_MODE_REPLACE,
1493 /* We want dock-windows (for now). When override_redirect is set, i3 is ignoring
1495 xcb_void_cookie_t dock_cookie = xcb_change_property(xcb_connection,
1496 XCB_PROP_MODE_REPLACE,
1498 atoms[_NET_WM_WINDOW_TYPE],
1502 (unsigned char *)&atoms[_NET_WM_WINDOW_TYPE_DOCK]);
1504 /* We need to tell i3, where to reserve space for i3bar */
1505 /* left, right, top, bottom, left_start_y, left_end_y,
1506 * right_start_y, right_end_y, top_start_x, top_end_x, bottom_start_x,
1508 /* A local struct to save the strut_partial property */
1514 uint32_t left_start_y;
1515 uint32_t left_end_y;
1516 uint32_t right_start_y;
1517 uint32_t right_end_y;
1518 uint32_t top_start_x;
1520 uint32_t bottom_start_x;
1521 uint32_t bottom_end_x;
1522 } __attribute__((__packed__)) strut_partial;
1523 memset(&strut_partial, 0, sizeof(strut_partial));
1525 switch (config.position) {
1529 strut_partial.top = bar_height;
1530 strut_partial.top_start_x = walk->rect.x;
1531 strut_partial.top_end_x = walk->rect.x + walk->rect.w;
1534 strut_partial.bottom = bar_height;
1535 strut_partial.bottom_start_x = walk->rect.x;
1536 strut_partial.bottom_end_x = walk->rect.x + walk->rect.w;
1539 xcb_void_cookie_t strut_cookie = xcb_change_property(xcb_connection,
1540 XCB_PROP_MODE_REPLACE,
1542 atoms[_NET_WM_STRUT_PARTIAL],
1548 /* We also want a graphics-context for the bars (it defines the properties
1549 * with which we draw to them) */
1550 walk->bargc = xcb_generate_id(xcb_connection);
1551 xcb_void_cookie_t gc_cookie = xcb_create_gc_checked(xcb_connection,
1557 /* We finally map the bar (display it on screen), unless the modifier-switch is on */
1558 xcb_void_cookie_t map_cookie;
1559 if (config.hide_on_modifier == M_DOCK) {
1560 map_cookie = xcb_map_window_checked(xcb_connection, walk->bar);
1563 if (xcb_request_failed(win_cookie, "Could not create window") ||
1564 xcb_request_failed(pm_cookie, "Could not create pixmap") ||
1565 xcb_request_failed(dock_cookie, "Could not set dock mode") ||
1566 xcb_request_failed(class_cookie, "Could not set WM_CLASS") ||
1567 xcb_request_failed(name_cookie, "Could not set WM_NAME") ||
1568 xcb_request_failed(strut_cookie, "Could not set strut") ||
1569 xcb_request_failed(gc_cookie, "Could not create graphical context") ||
1570 ((config.hide_on_modifier == M_DOCK) && xcb_request_failed(map_cookie, "Could not map window"))) {
1574 const char *tray_output = (config.tray_output ? config.tray_output : SLIST_FIRST(outputs)->name);
1575 if (!tray_configured && strcasecmp(tray_output, "none") != 0) {
1576 /* Configuration sanity check: ensure this i3bar instance handles the output on
1577 * which the tray should appear (e.g. don’t initialize a tray if tray_output ==
1578 * VGA-1 but output == [HDMI-1]).
1581 SLIST_FOREACH(output, outputs, slist) {
1582 if (strcasecmp(output->name, tray_output) == 0 ||
1583 (strcasecmp(tray_output, "primary") == 0 && output->primary)) {
1588 tray_configured = true;
1591 /* We already have a bar, so we just reconfigure it */
1592 mask = XCB_CONFIG_WINDOW_X |
1593 XCB_CONFIG_WINDOW_Y |
1594 XCB_CONFIG_WINDOW_WIDTH |
1595 XCB_CONFIG_WINDOW_HEIGHT |
1596 XCB_CONFIG_WINDOW_STACK_MODE;
1597 values[0] = walk->rect.x;
1598 values[1] = walk->rect.y + walk->rect.h - bar_height;
1599 values[2] = walk->rect.w;
1600 values[3] = bar_height;
1601 values[4] = XCB_STACK_MODE_ABOVE;
1603 DLOG("Destroying buffer for output %s\n", walk->name);
1604 xcb_free_pixmap(xcb_connection, walk->buffer);
1606 DLOG("Reconfiguring Window for output %s to %d,%d\n", walk->name, values[0], values[1]);
1607 xcb_void_cookie_t cfg_cookie = xcb_configure_window_checked(xcb_connection,
1612 mask = XCB_CW_OVERRIDE_REDIRECT;
1613 values[0] = (config.hide_on_modifier == M_DOCK ? 0 : 1);
1614 DLOG("Changing Window attribute override_redirect for output %s to %d\n", walk->name, values[0]);
1615 xcb_void_cookie_t chg_cookie = xcb_change_window_attributes(xcb_connection,
1620 DLOG("Recreating buffer for output %s\n", walk->name);
1621 xcb_void_cookie_t pm_cookie = xcb_create_pixmap_checked(xcb_connection,
1622 root_screen->root_depth,
1628 xcb_void_cookie_t map_cookie, umap_cookie;
1630 /* Unmap the window, and draw it again when in dock mode */
1631 umap_cookie = xcb_unmap_window_checked(xcb_connection, walk->bar);
1632 if (config.hide_on_modifier == M_DOCK) {
1634 map_cookie = xcb_map_window_checked(xcb_connection, walk->bar);
1639 if (config.hide_on_modifier == M_HIDE) {
1640 /* Switching to hide mode, register for keyevents */
1641 register_xkb_keyevents();
1643 /* Switching to dock/invisible mode, deregister from keyevents */
1644 deregister_xkb_keyevents();
1648 if (xcb_request_failed(cfg_cookie, "Could not reconfigure window") ||
1649 xcb_request_failed(chg_cookie, "Could not change window") ||
1650 xcb_request_failed(pm_cookie, "Could not create pixmap") ||
1651 (redraw_bars && (xcb_request_failed(umap_cookie, "Could not unmap window") ||
1652 (config.hide_on_modifier == M_DOCK && xcb_request_failed(map_cookie, "Could not map window"))))) {
1660 * Render the bars, with buttons and statusline
1663 void draw_bars(bool unhide) {
1664 DLOG("Drawing Bars...\n");
1667 refresh_statusline();
1669 i3_output *outputs_walk;
1670 SLIST_FOREACH(outputs_walk, outputs, slist) {
1671 if (!outputs_walk->active) {
1672 DLOG("Output %s inactive, skipping...\n", outputs_walk->name);
1675 if (outputs_walk->bar == XCB_NONE) {
1676 /* Oh shit, an active output without an own bar. Create it now! */
1677 reconfig_windows(false);
1679 /* First things first: clear the backbuffer */
1680 uint32_t color = colors.bar_bg;
1681 xcb_change_gc(xcb_connection,
1682 outputs_walk->bargc,
1685 xcb_rectangle_t rect = {0, 0, outputs_walk->rect.w, bar_height};
1686 xcb_poly_fill_rectangle(xcb_connection,
1687 outputs_walk->buffer,
1688 outputs_walk->bargc,
1692 if (!TAILQ_EMPTY(&statusline_head)) {
1693 DLOG("Printing statusline!\n");
1695 /* Luckily we already prepared a seperate pixmap containing the rendered
1696 * statusline, we just have to copy the relevant parts to the relevant
1698 trayclient *trayclient;
1700 TAILQ_FOREACH(trayclient, outputs_walk->trayclients, tailq) {
1701 if (!trayclient->mapped)
1703 /* We assume the tray icons are quadratic (we use the font
1704 * *height* as *width* of the icons) because we configured them
1706 traypx += font.height + 2;
1708 /* Add 2px of padding if there are any tray icons */
1711 xcb_copy_area(xcb_connection,
1713 outputs_walk->buffer,
1714 outputs_walk->bargc,
1715 MAX(0, (int16_t)(statusline_width - outputs_walk->rect.w + 4)), 0,
1716 MAX(0, (int16_t)(outputs_walk->rect.w - statusline_width - traypx - 4)), 3,
1717 MIN(outputs_walk->rect.w - traypx - 4, (int)statusline_width), font.height + 2);
1720 if (!config.disable_ws) {
1722 TAILQ_FOREACH(ws_walk, outputs_walk->workspaces, tailq) {
1723 DLOG("Drawing Button for WS %s at x = %d, len = %d\n",
1724 i3string_as_utf8(ws_walk->name), i, ws_walk->name_width);
1725 uint32_t fg_color = colors.inactive_ws_fg;
1726 uint32_t bg_color = colors.inactive_ws_bg;
1727 uint32_t border_color = colors.inactive_ws_border;
1728 if (ws_walk->visible) {
1729 if (!ws_walk->focused) {
1730 fg_color = colors.active_ws_fg;
1731 bg_color = colors.active_ws_bg;
1732 border_color = colors.active_ws_border;
1734 fg_color = colors.focus_ws_fg;
1735 bg_color = colors.focus_ws_bg;
1736 border_color = colors.focus_ws_border;
1739 if (ws_walk->urgent) {
1740 DLOG("WS %s is urgent!\n", i3string_as_utf8(ws_walk->name));
1741 fg_color = colors.urgent_ws_fg;
1742 bg_color = colors.urgent_ws_bg;
1743 border_color = colors.urgent_ws_border;
1746 uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND;
1747 uint32_t vals_border[] = {border_color, border_color};
1748 xcb_change_gc(xcb_connection,
1749 outputs_walk->bargc,
1752 xcb_rectangle_t rect_border = {i,
1754 ws_walk->name_width + logical_px(10),
1755 font.height + logical_px(4)};
1756 xcb_poly_fill_rectangle(xcb_connection,
1757 outputs_walk->buffer,
1758 outputs_walk->bargc,
1761 uint32_t vals[] = {bg_color, bg_color};
1762 xcb_change_gc(xcb_connection,
1763 outputs_walk->bargc,
1766 xcb_rectangle_t rect = {i + logical_px(1),
1768 ws_walk->name_width + logical_px(8),
1769 font.height + logical_px(2)};
1770 xcb_poly_fill_rectangle(xcb_connection,
1771 outputs_walk->buffer,
1772 outputs_walk->bargc,
1775 set_font_colors(outputs_walk->bargc, fg_color, bg_color);
1776 draw_text(ws_walk->name, outputs_walk->buffer, outputs_walk->bargc,
1777 i + logical_px(5), 3 * logical_px(1), ws_walk->name_width);
1778 i += logical_px(10) + ws_walk->name_width + logical_px(1);
1782 if (binding.name && !config.disable_binding_mode_indicator) {
1783 uint32_t fg_color = colors.urgent_ws_fg;
1784 uint32_t bg_color = colors.urgent_ws_bg;
1785 uint32_t mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND;
1787 uint32_t vals_border[] = {colors.urgent_ws_border, colors.urgent_ws_border};
1788 xcb_change_gc(xcb_connection,
1789 outputs_walk->bargc,
1792 xcb_rectangle_t rect_border = {i, 1, binding.width + 10, font.height + 4};
1793 xcb_poly_fill_rectangle(xcb_connection,
1794 outputs_walk->buffer,
1795 outputs_walk->bargc,
1799 uint32_t vals[] = {bg_color, bg_color};
1800 xcb_change_gc(xcb_connection,
1801 outputs_walk->bargc,
1804 xcb_rectangle_t rect = {i + 1, 2, binding.width + 8, font.height + 2};
1805 xcb_poly_fill_rectangle(xcb_connection,
1806 outputs_walk->buffer,
1807 outputs_walk->bargc,
1811 set_font_colors(outputs_walk->bargc, fg_color, bg_color);
1812 draw_text(binding.name, outputs_walk->buffer, outputs_walk->bargc, i + 5, 3, binding.width);
1820 /* Assure the bar is hidden/unhidden according to the specified hidden_state and mode */
1822 config.hidden_state == S_SHOW ||
1825 } else if (config.hide_on_modifier == M_HIDE) {
1833 * Redraw the bars, i.e. simply copy the buffer to the barwindow
1836 void redraw_bars(void) {
1837 i3_output *outputs_walk;
1838 SLIST_FOREACH(outputs_walk, outputs, slist) {
1839 if (!outputs_walk->active) {
1842 xcb_copy_area(xcb_connection,
1843 outputs_walk->buffer,
1845 outputs_walk->bargc,
1848 outputs_walk->rect.w,
1849 outputs_walk->rect.h);
1850 xcb_flush(xcb_connection);
1855 * Set the current binding mode
1858 void set_current_mode(struct mode *current) {
1859 I3STRING_FREE(binding.name);
1861 activated_mode = binding.name != NULL;