2 * vim:ts=4:sw=4:expandtab
4 * i3 - an improved dynamic tiling window manager
5 * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
7 * commands.c: all command functions (see commands_parser.c)
16 #ifdef I3_ASAN_ENABLED
17 #include <sanitizer/lsan_interface.h>
22 // Macros to make the YAJL API a bit easier to use.
23 #define y(x, ...) (cmd_output->json_gen != NULL ? yajl_gen_##x(cmd_output->json_gen, ##__VA_ARGS__) : 0)
24 #define ystr(str) (cmd_output->json_gen != NULL ? yajl_gen_string(cmd_output->json_gen, (unsigned char *)str, strlen(str)) : 0)
25 #define ysuccess(success) \
27 if (cmd_output->json_gen != NULL) { \
34 #define yerror(format, ...) \
36 if (cmd_output->json_gen != NULL) { \
38 sasprintf(&message, format, ##__VA_ARGS__); \
49 /** If an error occurred during parsing of the criteria, we want to exit instead
50 * of relying on fallback behavior. See #2091. */
51 #define HANDLE_INVALID_MATCH \
53 if (current_match->error != NULL) { \
54 yerror("Invalid match: %s", current_match->error); \
59 /** When the command did not include match criteria (!), we use the currently
60 * focused container. Do not confuse this case with a command which included
61 * criteria but which did not match any windows. This macro has to be called in
64 #define HANDLE_EMPTY_MATCH \
66 HANDLE_INVALID_MATCH; \
68 if (match_is_empty(current_match)) { \
69 while (!TAILQ_EMPTY(&owindows)) { \
70 owindow *ow = TAILQ_FIRST(&owindows); \
71 TAILQ_REMOVE(&owindows, ow, owindows); \
74 owindow *ow = smalloc(sizeof(owindow)); \
76 TAILQ_INIT(&owindows); \
77 TAILQ_INSERT_TAIL(&owindows, ow, owindows); \
82 * Checks whether we switched to a new workspace and returns false in that case,
83 * signaling that further workspace switching should be done by the calling function
84 * If not, calls workspace_back_and_forth() if workspace_auto_back_and_forth is set
85 * and return true, signaling that no further workspace switching should occur in the calling function.
88 static bool maybe_back_and_forth(struct CommandResultIR *cmd_output, const char *name) {
89 Con *ws = con_get_workspace(focused);
91 /* If we switched to a different workspace, do nothing */
92 if (strcmp(ws->name, name) != 0)
95 DLOG("This workspace is already focused.\n");
96 if (config.workspace_auto_back_and_forth) {
97 workspace_back_and_forth();
98 cmd_output->needs_tree_render = true;
104 * Return the passed workspace unless it is the current one and auto back and
105 * forth is enabled, in which case the back_and_forth workspace is returned.
107 static Con *maybe_auto_back_and_forth_workspace(Con *workspace) {
110 if (!config.workspace_auto_back_and_forth)
113 current = con_get_workspace(focused);
115 if (current == workspace) {
116 baf = workspace_back_and_forth_get();
118 DLOG("Substituting workspace with back_and_forth, as it is focused.\n");
126 /*******************************************************************************
127 * Criteria functions.
128 ******************************************************************************/
131 * Helper data structure for an operation window (window on which the operation
132 * will be performed). Used to build the TAILQ owindows.
135 typedef struct owindow {
142 typedef TAILQ_HEAD(owindows_head, owindow) owindows_head;
144 static owindows_head owindows;
147 * Initializes the specified 'Match' data structure and the initial state of
148 * commands.c for matching target windows of a command.
151 void cmd_criteria_init(I3_CMD) {
155 DLOG("Initializing criteria, current_match = %p\n", current_match);
156 match_free(current_match);
157 match_init(current_match);
158 while (!TAILQ_EMPTY(&owindows)) {
159 ow = TAILQ_FIRST(&owindows);
160 TAILQ_REMOVE(&owindows, ow, owindows);
163 TAILQ_INIT(&owindows);
165 TAILQ_FOREACH(con, &all_cons, all_cons) {
166 ow = smalloc(sizeof(owindow));
168 TAILQ_INSERT_TAIL(&owindows, ow, owindows);
173 * A match specification just finished (the closing square bracket was found),
174 * so we filter the list of owindows.
177 void cmd_criteria_match_windows(I3_CMD) {
178 owindow *next, *current;
180 DLOG("match specification finished, matching...\n");
181 /* copy the old list head to iterate through it and start with a fresh
182 * list which will contain only matching windows */
183 struct owindows_head old = owindows;
184 TAILQ_INIT(&owindows);
185 for (next = TAILQ_FIRST(&old); next != TAILQ_END(&old);) {
186 /* make a copy of the next pointer and advance the pointer to the
187 * next element as we are going to invalidate the element’s
188 * next/prev pointers by calling TAILQ_INSERT_TAIL later */
190 next = TAILQ_NEXT(next, owindows);
192 DLOG("checking if con %p / %s matches\n", current->con, current->con->name);
194 /* We use this flag to prevent matching on window-less containers if
195 * only window-specific criteria were specified. */
196 bool accept_match = false;
198 if (current_match->con_id != NULL) {
201 if (current_match->con_id == current->con) {
202 DLOG("con_id matched.\n");
204 DLOG("con_id does not match.\n");
210 if (current_match->mark != NULL && !TAILQ_EMPTY(&(current->con->marks_head))) {
212 bool matched_by_mark = false;
215 TAILQ_FOREACH(mark, &(current->con->marks_head), marks) {
216 if (!regex_matches(current_match->mark, mark->name))
219 DLOG("match by mark\n");
220 matched_by_mark = true;
224 if (!matched_by_mark) {
225 DLOG("mark does not match.\n");
231 if (current->con->window != NULL) {
232 if (match_matches_window(current_match, current->con->window)) {
233 DLOG("matches window!\n");
236 DLOG("doesn't match\n");
243 TAILQ_INSERT_TAIL(&owindows, current, owindows);
250 TAILQ_FOREACH(current, &owindows, owindows) {
251 DLOG("matching: %p / %s\n", current->con, current->con->name);
256 * Interprets a ctype=cvalue pair and adds it to the current match
260 void cmd_criteria_add(I3_CMD, const char *ctype, const char *cvalue) {
261 match_parse_property(current_match, ctype, cvalue);
264 static void move_matches_to_workspace(Con *ws) {
266 TAILQ_FOREACH(current, &owindows, owindows) {
267 DLOG("matching: %p / %s\n", current->con, current->con->name);
268 con_move_to_workspace(current->con, ws, true, false, false);
273 * Implementation of 'move [window|container] [to] workspace
274 * next|prev|next_on_output|prev_on_output|current'.
277 void cmd_move_con_to_workspace(I3_CMD, const char *which) {
278 DLOG("which=%s\n", which);
280 /* We have nothing to move:
281 * when criteria was specified but didn't match any window or
282 * when criteria wasn't specified and we don't have any window focused. */
283 if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
284 (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
285 !con_has_children(focused))) {
292 /* get the workspace */
294 if (strcmp(which, "next") == 0)
295 ws = workspace_next();
296 else if (strcmp(which, "prev") == 0)
297 ws = workspace_prev();
298 else if (strcmp(which, "next_on_output") == 0)
299 ws = workspace_next_on_output();
300 else if (strcmp(which, "prev_on_output") == 0)
301 ws = workspace_prev_on_output();
302 else if (strcmp(which, "current") == 0)
303 ws = con_get_workspace(focused);
305 ELOG("BUG: called with which=%s\n", which);
310 move_matches_to_workspace(ws);
312 cmd_output->needs_tree_render = true;
313 // XXX: default reply for now, make this a better reply
318 * Implementation of 'move [window|container] [to] workspace back_and_forth'.
321 void cmd_move_con_to_workspace_back_and_forth(I3_CMD) {
322 Con *ws = workspace_back_and_forth_get();
324 yerror("No workspace was previously active.");
330 move_matches_to_workspace(ws);
332 cmd_output->needs_tree_render = true;
333 // XXX: default reply for now, make this a better reply
338 * Implementation of 'move [--no-auto-back-and-forth] [window|container] [to] workspace <name>'.
341 void cmd_move_con_to_workspace_name(I3_CMD, const char *name, const char *_no_auto_back_and_forth) {
342 if (strncasecmp(name, "__", strlen("__")) == 0) {
343 LOG("You cannot move containers to i3-internal workspaces (\"%s\").\n", name);
348 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
350 /* We have nothing to move:
351 * when criteria was specified but didn't match any window or
352 * when criteria wasn't specified and we don't have any window focused. */
353 if (!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) {
354 ELOG("No windows match your criteria, cannot move.\n");
357 } else if (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
358 !con_has_children(focused)) {
363 LOG("should move window to workspace %s\n", name);
364 /* get the workspace */
365 Con *ws = workspace_get(name, NULL);
367 if (!no_auto_back_and_forth)
368 ws = maybe_auto_back_and_forth_workspace(ws);
372 move_matches_to_workspace(ws);
374 cmd_output->needs_tree_render = true;
375 // XXX: default reply for now, make this a better reply
380 * Implementation of 'move [--no-auto-back-and-forth] [window|container] [to] workspace number <name>'.
383 void cmd_move_con_to_workspace_number(I3_CMD, const char *which, const char *_no_auto_back_and_forth) {
384 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
386 /* We have nothing to move:
387 * when criteria was specified but didn't match any window or
388 * when criteria wasn't specified and we don't have any window focused. */
389 if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
390 (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
391 !con_has_children(focused))) {
396 LOG("should move window to workspace %s\n", which);
398 long parsed_num = ws_name_to_number(which);
399 if (parsed_num == -1) {
400 LOG("Could not parse initial part of \"%s\" as a number.\n", which);
401 yerror("Could not parse number \"%s\"", which);
405 Con *ws = get_existing_workspace_by_num(parsed_num);
407 ws = workspace_get(which, NULL);
410 if (!no_auto_back_and_forth)
411 ws = maybe_auto_back_and_forth_workspace(ws);
415 move_matches_to_workspace(ws);
417 cmd_output->needs_tree_render = true;
418 // XXX: default reply for now, make this a better reply
423 * Convert a string direction ("left", "right", etc.) to a direction_t. Assumes
424 * valid direction string.
426 static direction_t parse_direction(const char *str) {
427 if (strcmp(str, "left") == 0) {
429 } else if (strcmp(str, "right") == 0) {
431 } else if (strcmp(str, "up") == 0) {
433 } else if (strcmp(str, "down") == 0) {
436 ELOG("Invalid direction. This is a parser bug.\n");
441 static void cmd_resize_floating(I3_CMD, const char *way, const char *direction_str, Con *floating_con, int px) {
442 Rect old_rect = floating_con->rect;
443 Con *focused_con = con_descend_focused(floating_con);
445 direction_t direction;
446 if (strcmp(direction_str, "height") == 0) {
448 } else if (strcmp(direction_str, "width") == 0) {
451 direction = parse_direction(direction_str);
453 orientation_t orientation = orientation_from_direction(direction);
455 /* ensure that resize will take place even if pixel increment is smaller than
456 * height increment or width increment.
458 const i3Window *window = focused_con->window;
459 if (window != NULL) {
460 if (orientation == VERT) {
462 px = (-px < window->height_increment) ? -window->height_increment : px;
464 px = (px < window->height_increment) ? window->height_increment : px;
468 px = (-px < window->width_increment) ? -window->width_increment : px;
470 px = (px < window->width_increment) ? window->width_increment : px;
475 if (orientation == VERT) {
476 floating_con->rect.height += px;
478 floating_con->rect.width += px;
480 floating_check_size(floating_con);
482 /* Did we actually resize anything or did the size constraints prevent us?
483 * If we could not resize, exit now to not move the window. */
484 if (memcmp(&old_rect, &(floating_con->rect), sizeof(Rect)) == 0) {
488 if (direction == D_UP) {
489 floating_con->rect.y -= (floating_con->rect.height - old_rect.height);
490 } else if (direction == D_LEFT) {
491 floating_con->rect.x -= (floating_con->rect.width - old_rect.width);
494 /* If this is a scratchpad window, don't auto center it from now on. */
495 if (floating_con->scratchpad_state == SCRATCHPAD_FRESH) {
496 floating_con->scratchpad_state = SCRATCHPAD_CHANGED;
500 static bool cmd_resize_tiling_direction(I3_CMD, Con *current, const char *way, const char *direction, int px, int ppt) {
502 Con *first = current;
503 direction_t search_direction = parse_direction(direction);
505 bool res = resize_find_tiling_participants(&first, &second, search_direction, false);
507 yerror("No second container found in this direction.\n");
512 /* For backwards compatibility, 'X px or Y ppt' means that ppt is
516 return resize_neighboring_cons(first, second, px, ppt);
519 static bool cmd_resize_tiling_width_height(I3_CMD, Con *current, const char *way, const char *direction, int px, int _ppt) {
520 LOG("width/height resize\n");
522 /* get the appropriate current container (skip stacked/tabbed cons) */
524 direction_t search_direction = (strcmp(direction, "width") == 0 ? D_LEFT : D_DOWN);
525 bool search_result = resize_find_tiling_participants(¤t, &dummy, search_direction, true);
526 if (search_result == false) {
531 /* get the default percentage */
532 int children = con_num_children(current->parent);
533 LOG("ins. %d children\n", children);
534 double percentage = 1.0 / children;
535 LOG("default percentage = %f\n", percentage);
537 /* Ensure all the other children have a percentage set. */
539 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
540 LOG("child->percent = %f (child %p)\n", child->percent, child);
541 if (child->percent == 0.0)
542 child->percent = percentage;
545 double ppt = (double)_ppt / 100.0;
546 double new_current_percent;
547 double subtract_percent;
549 new_current_percent = current->percent + ppt;
551 new_current_percent = px_resize_to_percent(current, px);
552 ppt = new_current_percent - current->percent;
554 subtract_percent = ppt / (children - 1);
556 LOG("new_current_percent = %f\n", new_current_percent);
557 LOG("subtract_percent = %f\n", subtract_percent);
558 /* Ensure that the new percentages are positive. */
559 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
560 if (child == current)
562 if (child->percent - subtract_percent <= 0.0) {
563 LOG("Not resizing, already at minimum size (child %p would end up with a size of %.f\n", child, child->percent - subtract_percent);
568 if (new_current_percent <= 0.0) {
569 LOG("Not resizing, already at minimum size\n");
574 current->percent = new_current_percent;
575 LOG("current->percent after = %f\n", current->percent);
577 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
578 if (child == current)
580 child->percent -= subtract_percent;
581 LOG("child->percent after (%p) = %f\n", child, child->percent);
588 * Implementation of 'resize grow|shrink <direction> [<px> px] [or <ppt> ppt]'.
591 void cmd_resize(I3_CMD, const char *way, const char *direction, long resize_px, long resize_ppt) {
592 DLOG("resizing in way %s, direction %s, px %ld or ppt %ld\n", way, direction, resize_px, resize_ppt);
593 if (strcmp(way, "shrink") == 0) {
601 TAILQ_FOREACH(current, &owindows, owindows) {
602 /* Don't handle dock windows (issue #1201) */
603 if (current->con->window && current->con->window->dock) {
604 DLOG("This is a dock window. Not resizing (con = %p)\n)", current->con);
609 if ((floating_con = con_inside_floating(current->con))) {
610 cmd_resize_floating(current_match, cmd_output, way, direction, floating_con, resize_px);
612 if (strcmp(direction, "width") == 0 ||
613 strcmp(direction, "height") == 0) {
614 if (!cmd_resize_tiling_width_height(current_match, cmd_output,
615 current->con, way, direction,
616 resize_px, resize_ppt))
619 if (!cmd_resize_tiling_direction(current_match, cmd_output,
620 current->con, way, direction,
621 resize_px, resize_ppt))
627 cmd_output->needs_tree_render = true;
628 // XXX: default reply for now, make this a better reply
633 * Implementation of 'resize set <width> [px | ppt] <height> [px | ppt]'.
636 void cmd_resize_set(I3_CMD, long cwidth, const char *mode_width, long cheight, const char *mode_height) {
637 DLOG("resizing to %ld %s x %ld %s\n", cwidth, mode_width, cheight, mode_height);
638 if (cwidth < 0 || cheight < 0) {
639 ELOG("Resize failed: dimensions cannot be negative (was %ld %s x %ld %s)\n", cwidth, mode_width, cheight, mode_height);
647 TAILQ_FOREACH(current, &owindows, owindows) {
649 if ((floating_con = con_inside_floating(current->con))) {
650 Con *output = con_get_output(floating_con);
652 cwidth = floating_con->rect.width;
653 } else if (mode_width && strcmp(mode_width, "ppt") == 0) {
654 cwidth = output->rect.width * ((double)cwidth / 100.0);
657 cheight = floating_con->rect.height;
658 } else if (mode_height && strcmp(mode_height, "ppt") == 0) {
659 cheight = output->rect.height * ((double)cheight / 100.0);
661 floating_resize(floating_con, cwidth, cheight);
663 if (current->con->window && current->con->window->dock) {
664 DLOG("This is a dock window. Not resizing (con = %p)\n)", current->con);
668 if (cwidth > 0 && mode_width && strcmp(mode_width, "ppt") == 0) {
669 /* get the appropriate current container (skip stacked/tabbed cons) */
670 Con *target = current->con;
672 resize_find_tiling_participants(&target, &dummy, D_LEFT, true);
674 /* Calculate new size for the target container */
675 double current_percent = target->percent;
679 if (current_percent > cwidth) {
680 action_string = "shrink";
681 adjustment = (int)(current_percent * 100) - cwidth;
683 action_string = "grow";
684 adjustment = cwidth - (int)(current_percent * 100);
687 /* perform resizing and report failure if not possible */
688 if (!cmd_resize_tiling_width_height(current_match, cmd_output,
689 target, action_string, "width", 0, adjustment)) {
694 if (cheight > 0 && mode_height && strcmp(mode_height, "ppt") == 0) {
695 /* get the appropriate current container (skip stacked/tabbed cons) */
696 Con *target = current->con;
698 resize_find_tiling_participants(&target, &dummy, D_DOWN, true);
700 /* Calculate new size for the target container */
701 double current_percent = target->percent;
705 if (current_percent > cheight) {
706 action_string = "shrink";
707 adjustment = (int)(current_percent * 100) - cheight;
709 action_string = "grow";
710 adjustment = cheight - (int)(current_percent * 100);
713 /* perform resizing and report failure if not possible */
714 if (!cmd_resize_tiling_width_height(current_match, cmd_output,
715 target, action_string, "height", 0, adjustment)) {
722 cmd_output->needs_tree_render = true;
726 static int border_width_from_style(border_style_t border_style, long border_width, Con *con) {
727 if (border_style == BS_NONE) {
730 if (border_width >= 0) {
731 return logical_px(border_width);
734 const bool is_floating = con_inside_floating(con) != NULL;
735 /* Load the configured defaults. */
736 if (is_floating && border_style == config.default_floating_border) {
737 return config.default_floating_border_width;
738 } else if (!is_floating && border_style == config.default_border) {
739 return config.default_border_width;
741 /* Use some hardcoded values. */
742 return logical_px(border_style == BS_NORMAL ? 2 : 1);
747 * Implementation of 'border normal|pixel [<n>]', 'border none|1pixel|toggle'.
750 void cmd_border(I3_CMD, const char *border_style_str, long border_width) {
751 DLOG("border style should be changed to %s with border width %ld\n", border_style_str, border_width);
756 TAILQ_FOREACH(current, &owindows, owindows) {
757 DLOG("matching: %p / %s\n", current->con, current->con->name);
759 border_style_t border_style;
760 if (strcmp(border_style_str, "toggle") == 0) {
761 border_style = (current->con->border_style + 1) % 3;
762 } else if (strcmp(border_style_str, "normal") == 0) {
763 border_style = BS_NORMAL;
764 } else if (strcmp(border_style_str, "pixel") == 0) {
765 border_style = BS_PIXEL;
766 } else if (strcmp(border_style_str, "none") == 0) {
767 border_style = BS_NONE;
769 ELOG("BUG: called with border_style=%s\n", border_style_str);
774 const int con_border_width = border_width_from_style(border_style, border_width, current->con);
775 con_set_border_style(current->con, border_style, con_border_width);
778 cmd_output->needs_tree_render = true;
779 // XXX: default reply for now, make this a better reply
784 * Implementation of 'nop <comment>'.
787 void cmd_nop(I3_CMD, const char *comment) {
788 LOG("-------------------------------------------------\n");
789 LOG(" NOP: %s\n", comment);
790 LOG("-------------------------------------------------\n");
795 * Implementation of 'append_layout <path>'.
798 void cmd_append_layout(I3_CMD, const char *cpath) {
799 LOG("Appending layout \"%s\"\n", cpath);
801 /* Make sure we allow paths like '~/.i3/layout.json' */
802 char *path = resolve_tilde(cpath);
806 if ((len = slurp(path, &buf)) < 0) {
807 /* slurp already logged an error. */
811 if (!json_validate(buf, len)) {
812 ELOG("Could not parse \"%s\" as JSON, not loading.\n", path);
813 yerror("Could not parse \"%s\" as JSON.", path);
817 json_content_t content = json_determine_content(buf, len);
818 LOG("JSON content = %d\n", content);
819 if (content == JSON_CONTENT_UNKNOWN) {
820 ELOG("Could not determine the contents of \"%s\", not loading.\n", path);
821 yerror("Could not determine the contents of \"%s\".", path);
825 Con *parent = focused;
826 if (content == JSON_CONTENT_WORKSPACE) {
827 parent = output_get_content(con_get_output(parent));
829 /* We need to append the layout to a split container, since a leaf
830 * container must not have any children (by definition).
831 * Note that we explicitly check for workspaces, since they are okay for
832 * this purpose, but con_accepts_window() returns false for workspaces. */
833 while (parent->type != CT_WORKSPACE && !con_accepts_window(parent))
834 parent = parent->parent;
836 DLOG("Appending to parent=%p instead of focused=%p\n", parent, focused);
837 char *errormsg = NULL;
838 tree_append_json(parent, buf, len, &errormsg);
839 if (errormsg != NULL) {
842 /* Note that we continue executing since tree_append_json() has
843 * side-effects — user-provided layouts can be partly valid, partly
844 * invalid, leading to half of the placeholder containers being
850 // XXX: This is a bit of a kludge. Theoretically, render_con(parent,
851 // false); should be enough, but when sending 'workspace 4; append_layout
852 // /tmp/foo.json', the needs_tree_render == true of the workspace command
853 // is not executed yet and will be batched with append_layout’s
854 // needs_tree_render after the parser finished. We should check if that is
856 render_con(croot, false);
858 restore_open_placeholder_windows(parent);
860 if (content == JSON_CONTENT_WORKSPACE)
861 ipc_send_workspace_event("restored", parent, NULL);
863 cmd_output->needs_tree_render = true;
870 * Implementation of 'workspace next|prev|next_on_output|prev_on_output'.
873 void cmd_workspace(I3_CMD, const char *which) {
876 DLOG("which=%s\n", which);
878 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
879 LOG("Cannot switch workspace while in global fullscreen\n");
884 if (strcmp(which, "next") == 0)
885 ws = workspace_next();
886 else if (strcmp(which, "prev") == 0)
887 ws = workspace_prev();
888 else if (strcmp(which, "next_on_output") == 0)
889 ws = workspace_next_on_output();
890 else if (strcmp(which, "prev_on_output") == 0)
891 ws = workspace_prev_on_output();
893 ELOG("BUG: called with which=%s\n", which);
900 cmd_output->needs_tree_render = true;
901 // XXX: default reply for now, make this a better reply
906 * Implementation of 'workspace [--no-auto-back-and-forth] number <name>'
909 void cmd_workspace_number(I3_CMD, const char *which, const char *_no_auto_back_and_forth) {
910 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
912 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
913 LOG("Cannot switch workspace while in global fullscreen\n");
918 long parsed_num = ws_name_to_number(which);
919 if (parsed_num == -1) {
920 LOG("Could not parse initial part of \"%s\" as a number.\n", which);
921 yerror("Could not parse number \"%s\"", which);
925 Con *workspace = get_existing_workspace_by_num(parsed_num);
927 LOG("There is no workspace with number %ld, creating a new one.\n", parsed_num);
929 workspace_show_by_name(which);
930 cmd_output->needs_tree_render = true;
933 if (!no_auto_back_and_forth && maybe_back_and_forth(cmd_output, workspace->name)) {
937 workspace_show(workspace);
939 cmd_output->needs_tree_render = true;
940 // XXX: default reply for now, make this a better reply
945 * Implementation of 'workspace back_and_forth'.
948 void cmd_workspace_back_and_forth(I3_CMD) {
949 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
950 LOG("Cannot switch workspace while in global fullscreen\n");
955 workspace_back_and_forth();
957 cmd_output->needs_tree_render = true;
958 // XXX: default reply for now, make this a better reply
963 * Implementation of 'workspace [--no-auto-back-and-forth] <name>'
966 void cmd_workspace_name(I3_CMD, const char *name, const char *_no_auto_back_and_forth) {
967 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
969 if (strncasecmp(name, "__", strlen("__")) == 0) {
970 LOG("You cannot switch to the i3-internal workspaces (\"%s\").\n", name);
975 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
976 LOG("Cannot switch workspace while in global fullscreen\n");
981 DLOG("should switch to workspace %s\n", name);
982 if (!no_auto_back_and_forth && maybe_back_and_forth(cmd_output, name)) {
986 workspace_show_by_name(name);
988 cmd_output->needs_tree_render = true;
989 // XXX: default reply for now, make this a better reply
994 * Implementation of 'mark [--add|--replace] [--toggle] <mark>'
997 void cmd_mark(I3_CMD, const char *mark, const char *mode, const char *toggle) {
1000 owindow *current = TAILQ_FIRST(&owindows);
1001 if (current == NULL) {
1006 /* Marks must be unique, i.e., no two windows must have the same mark. */
1007 if (current != TAILQ_LAST(&owindows, owindows_head)) {
1008 yerror("A mark must not be put onto more than one window");
1012 DLOG("matching: %p / %s\n", current->con, current->con->name);
1014 mark_mode_t mark_mode = (mode == NULL || strcmp(mode, "--replace") == 0) ? MM_REPLACE : MM_ADD;
1015 if (toggle != NULL) {
1016 con_mark_toggle(current->con, mark, mark_mode);
1018 con_mark(current->con, mark, mark_mode);
1021 cmd_output->needs_tree_render = true;
1022 // XXX: default reply for now, make this a better reply
1027 * Implementation of 'unmark [mark]'
1030 void cmd_unmark(I3_CMD, const char *mark) {
1031 if (match_is_empty(current_match)) {
1032 con_unmark(NULL, mark);
1035 TAILQ_FOREACH(current, &owindows, owindows) {
1036 con_unmark(current->con, mark);
1040 cmd_output->needs_tree_render = true;
1041 // XXX: default reply for now, make this a better reply
1046 * Implementation of 'mode <string>'.
1049 void cmd_mode(I3_CMD, const char *mode) {
1050 DLOG("mode=%s\n", mode);
1053 // XXX: default reply for now, make this a better reply
1058 * Implementation of 'move [window|container] [to] output <str>'.
1061 void cmd_move_con_to_output(I3_CMD, const char *name) {
1062 DLOG("Should move window to output \"%s\".\n", name);
1066 bool had_error = false;
1067 TAILQ_FOREACH(current, &owindows, owindows) {
1068 DLOG("matching: %p / %s\n", current->con, current->con->name);
1070 had_error |= !con_move_to_output_name(current->con, name, true);
1073 cmd_output->needs_tree_render = true;
1074 ysuccess(!had_error);
1078 * Implementation of 'move [container|window] [to] mark <str>'.
1081 void cmd_move_con_to_mark(I3_CMD, const char *mark) {
1082 DLOG("moving window to mark \"%s\"\n", mark);
1088 TAILQ_FOREACH(current, &owindows, owindows) {
1089 DLOG("moving matched window %p / %s to mark \"%s\"\n", current->con, current->con->name, mark);
1090 result &= con_move_to_mark(current->con, mark);
1093 cmd_output->needs_tree_render = true;
1098 * Implementation of 'floating enable|disable|toggle'
1101 void cmd_floating(I3_CMD, const char *floating_mode) {
1104 DLOG("floating_mode=%s\n", floating_mode);
1108 TAILQ_FOREACH(current, &owindows, owindows) {
1109 DLOG("matching: %p / %s\n", current->con, current->con->name);
1110 if (strcmp(floating_mode, "toggle") == 0) {
1111 DLOG("should toggle mode\n");
1112 toggle_floating_mode(current->con, false);
1114 DLOG("should switch mode to %s\n", floating_mode);
1115 if (strcmp(floating_mode, "enable") == 0) {
1116 floating_enable(current->con, false);
1118 floating_disable(current->con, false);
1123 cmd_output->needs_tree_render = true;
1124 // XXX: default reply for now, make this a better reply
1129 * Implementation of 'move workspace to [output] <str>'.
1132 void cmd_move_workspace_to_output(I3_CMD, const char *name) {
1133 DLOG("should move workspace to output %s\n", name);
1138 TAILQ_FOREACH(current, &owindows, owindows) {
1139 Con *ws = con_get_workspace(current->con);
1140 if (con_is_internal(ws)) {
1144 Output *current_output = get_output_for_con(ws);
1145 if (current_output == NULL) {
1146 ELOG("Cannot get current output. This is a bug in i3.\n");
1151 Output *target_output = get_output_from_string(current_output, name);
1152 if (!target_output) {
1153 ELOG("Could not get output from string \"%s\"\n", name);
1158 bool success = workspace_move_to_output(ws, target_output);
1160 ELOG("Failed to move workspace to output.\n");
1166 cmd_output->needs_tree_render = true;
1167 // XXX: default reply for now, make this a better reply
1172 * Implementation of 'split v|h|t|vertical|horizontal|toggle'.
1175 void cmd_split(I3_CMD, const char *direction) {
1179 LOG("splitting in direction %c\n", direction[0]);
1180 TAILQ_FOREACH(current, &owindows, owindows) {
1181 if (con_is_docked(current->con)) {
1182 ELOG("Cannot split a docked container, skipping.\n");
1186 DLOG("matching: %p / %s\n", current->con, current->con->name);
1187 if (direction[0] == 't') {
1188 layout_t current_layout;
1189 if (current->con->type == CT_WORKSPACE) {
1190 current_layout = current->con->layout;
1192 current_layout = current->con->parent->layout;
1194 /* toggling split orientation */
1195 if (current_layout == L_SPLITH) {
1196 tree_split(current->con, VERT);
1198 tree_split(current->con, HORIZ);
1201 tree_split(current->con, (direction[0] == 'v' ? VERT : HORIZ));
1205 cmd_output->needs_tree_render = true;
1206 // XXX: default reply for now, make this a better reply
1211 * Implementation of 'kill [window|client]'.
1214 void cmd_kill(I3_CMD, const char *kill_mode_str) {
1215 if (kill_mode_str == NULL)
1216 kill_mode_str = "window";
1218 DLOG("kill_mode=%s\n", kill_mode_str);
1221 if (strcmp(kill_mode_str, "window") == 0)
1222 kill_mode = KILL_WINDOW;
1223 else if (strcmp(kill_mode_str, "client") == 0)
1224 kill_mode = KILL_CLIENT;
1226 ELOG("BUG: called with kill_mode=%s\n", kill_mode_str);
1234 TAILQ_FOREACH(current, &owindows, owindows) {
1235 con_close(current->con, kill_mode);
1238 cmd_output->needs_tree_render = true;
1239 // XXX: default reply for now, make this a better reply
1244 * Implementation of 'exec [--no-startup-id] <command>'.
1247 void cmd_exec(I3_CMD, const char *nosn, const char *command) {
1248 bool no_startup_id = (nosn != NULL);
1250 DLOG("should execute %s, no_startup_id = %d\n", command, no_startup_id);
1251 start_application(command, no_startup_id);
1253 // XXX: default reply for now, make this a better reply
1258 * Implementation of 'focus left|right|up|down'.
1261 void cmd_focus_direction(I3_CMD, const char *direction) {
1262 switch (parse_direction(direction)) {
1264 tree_next('p', HORIZ);
1267 tree_next('n', HORIZ);
1270 tree_next('p', VERT);
1273 tree_next('n', VERT);
1277 cmd_output->needs_tree_render = true;
1278 // XXX: default reply for now, make this a better reply
1283 * Focus a container and disable any other fullscreen container not permitting the focus.
1286 static void cmd_focus_force_focus(Con *con) {
1287 /* Disable fullscreen container in workspace with container to be focused. */
1288 Con *ws = con_get_workspace(con);
1289 Con *fullscreen_on_ws = (focused && focused->fullscreen_mode == CF_GLOBAL) ? focused : con_get_fullscreen_con(ws, CF_OUTPUT);
1290 if (fullscreen_on_ws && fullscreen_on_ws != con && !con_has_parent(con, fullscreen_on_ws)) {
1291 con_disable_fullscreen(fullscreen_on_ws);
1297 * Implementation of 'focus tiling|floating|mode_toggle'.
1300 void cmd_focus_window_mode(I3_CMD, const char *window_mode) {
1301 DLOG("window_mode = %s\n", window_mode);
1303 bool to_floating = false;
1304 if (strcmp(window_mode, "mode_toggle") == 0) {
1305 to_floating = !con_inside_floating(focused);
1306 } else if (strcmp(window_mode, "floating") == 0) {
1308 } else if (strcmp(window_mode, "tiling") == 0) {
1309 to_floating = false;
1312 Con *ws = con_get_workspace(focused);
1314 bool success = false;
1315 TAILQ_FOREACH(current, &(ws->focus_head), focused) {
1316 if ((to_floating && current->type != CT_FLOATING_CON) ||
1317 (!to_floating && current->type == CT_FLOATING_CON))
1320 cmd_focus_force_focus(con_descend_focused(current));
1326 cmd_output->needs_tree_render = true;
1329 yerror("Failed to find a %s container in workspace.", to_floating ? "floating" : "tiling");
1334 * Implementation of 'focus parent|child'.
1337 void cmd_focus_level(I3_CMD, const char *level) {
1338 DLOG("level = %s\n", level);
1339 bool success = false;
1341 /* Focusing the parent can only be allowed if the newly
1342 * focused container won't escape the fullscreen container. */
1343 if (strcmp(level, "parent") == 0) {
1344 if (focused && focused->parent) {
1345 if (con_fullscreen_permits_focusing(focused->parent))
1346 success = level_up();
1348 ELOG("'focus parent': Currently in fullscreen, not going up\n");
1352 /* Focusing a child should always be allowed. */
1354 success = level_down();
1356 cmd_output->needs_tree_render = success;
1357 // XXX: default reply for now, make this a better reply
1362 * Implementation of 'focus'.
1365 void cmd_focus(I3_CMD) {
1366 DLOG("current_match = %p\n", current_match);
1368 if (match_is_empty(current_match)) {
1369 ELOG("You have to specify which window/container should be focused.\n");
1370 ELOG("Example: [class=\"urxvt\" title=\"irssi\"] focus\n");
1372 yerror("You have to specify which window/container should be focused");
1377 Con *__i3_scratch = workspace_get("__i3_scratch", NULL);
1380 TAILQ_FOREACH(current, &owindows, owindows) {
1381 Con *ws = con_get_workspace(current->con);
1382 /* If no workspace could be found, this was a dock window.
1383 * Just skip it, you cannot focus dock windows. */
1387 /* In case this is a scratchpad window, call scratchpad_show(). */
1388 if (ws == __i3_scratch) {
1389 scratchpad_show(current->con);
1391 /* While for the normal focus case we can change focus multiple
1392 * times and only a single window ends up focused, we could show
1393 * multiple scratchpad windows. So, rather break here. */
1397 /* If the container is not on the current workspace,
1398 * workspace_show() will switch to a different workspace and (if
1399 * enabled) trigger a mouse pointer warp to the currently focused
1400 * container (!) on the target workspace.
1402 * Therefore, before calling workspace_show(), we make sure that
1403 * 'current' will be focused on the workspace. However, we cannot
1404 * just con_focus(current) because then the pointer will not be
1405 * warped at all (the code thinks we are already there).
1407 * So we focus 'current' to make it the currently focused window of
1408 * the target workspace, then revert focus. */
1409 Con *currently_focused = focused;
1410 cmd_focus_force_focus(current->con);
1411 con_activate(currently_focused);
1413 /* Now switch to the workspace, then focus */
1415 LOG("focusing %p / %s\n", current->con, current->con->name);
1416 con_activate(current->con);
1421 LOG("WARNING: Your criteria for the focus command matches %d containers, "
1422 "while only exactly one container can be focused at a time.\n",
1425 cmd_output->needs_tree_render = true;
1426 ysuccess(count > 0);
1430 * Implementation of 'fullscreen enable|toggle [global]' and
1431 * 'fullscreen disable'
1434 void cmd_fullscreen(I3_CMD, const char *action, const char *fullscreen_mode) {
1435 fullscreen_mode_t mode = strcmp(fullscreen_mode, "global") == 0 ? CF_GLOBAL : CF_OUTPUT;
1436 DLOG("%s fullscreen, mode = %s\n", action, fullscreen_mode);
1441 TAILQ_FOREACH(current, &owindows, owindows) {
1442 DLOG("matching: %p / %s\n", current->con, current->con->name);
1443 if (strcmp(action, "toggle") == 0) {
1444 con_toggle_fullscreen(current->con, mode);
1445 } else if (strcmp(action, "enable") == 0) {
1446 con_enable_fullscreen(current->con, mode);
1447 } else if (strcmp(action, "disable") == 0) {
1448 con_disable_fullscreen(current->con);
1452 cmd_output->needs_tree_render = true;
1453 // XXX: default reply for now, make this a better reply
1458 * Implementation of 'sticky enable|disable|toggle'.
1461 void cmd_sticky(I3_CMD, const char *action) {
1462 DLOG("%s sticky on window\n", action);
1466 TAILQ_FOREACH(current, &owindows, owindows) {
1467 if (current->con->window == NULL) {
1468 ELOG("only containers holding a window can be made sticky, skipping con = %p\n", current->con);
1471 DLOG("setting sticky for container = %p / %s\n", current->con, current->con->name);
1473 bool sticky = false;
1474 if (strcmp(action, "enable") == 0)
1476 else if (strcmp(action, "disable") == 0)
1478 else if (strcmp(action, "toggle") == 0)
1479 sticky = !current->con->sticky;
1481 current->con->sticky = sticky;
1482 ewmh_update_sticky(current->con->window->id, sticky);
1485 /* A window we made sticky might not be on a visible workspace right now, so we need to make
1486 * sure it gets pushed to the front now. */
1487 output_push_sticky_windows(focused);
1489 ewmh_update_wm_desktop();
1491 cmd_output->needs_tree_render = true;
1496 * Implementation of 'move <direction> [<pixels> [px]]'.
1499 void cmd_move_direction(I3_CMD, const char *direction_str, long move_px) {
1503 Con *initially_focused = focused;
1504 direction_t direction = parse_direction(direction_str);
1506 TAILQ_FOREACH(current, &owindows, owindows) {
1507 DLOG("moving in direction %s, px %ld\n", direction_str, move_px);
1508 if (con_is_floating(current->con)) {
1509 DLOG("floating move with %ld pixels\n", move_px);
1510 Rect newrect = current->con->parent->rect;
1512 switch (direction) {
1514 newrect.x -= move_px;
1517 newrect.x += move_px;
1520 newrect.y -= move_px;
1523 newrect.y += move_px;
1527 floating_reposition(current->con->parent, newrect);
1529 tree_move(current->con, direction);
1530 cmd_output->needs_tree_render = true;
1534 /* the move command should not disturb focus */
1535 if (focused != initially_focused)
1536 con_activate(initially_focused);
1538 // XXX: default reply for now, make this a better reply
1543 * Implementation of 'layout default|stacked|stacking|tabbed|splitv|splith'.
1546 void cmd_layout(I3_CMD, const char *layout_str) {
1550 if (!layout_from_name(layout_str, &layout)) {
1551 ELOG("Unknown layout \"%s\", this is a mismatch between code and parser spec.\n", layout_str);
1555 DLOG("changing layout to %s (%d)\n", layout_str, layout);
1558 TAILQ_FOREACH(current, &owindows, owindows) {
1559 if (con_is_docked(current->con)) {
1560 ELOG("cannot change layout of a docked container, skipping it.\n");
1564 DLOG("matching: %p / %s\n", current->con, current->con->name);
1565 con_set_layout(current->con, layout);
1568 cmd_output->needs_tree_render = true;
1569 // XXX: default reply for now, make this a better reply
1574 * Implementation of 'layout toggle [all|split]'.
1577 void cmd_layout_toggle(I3_CMD, const char *toggle_mode) {
1580 if (toggle_mode == NULL)
1581 toggle_mode = "default";
1583 DLOG("toggling layout (mode = %s)\n", toggle_mode);
1585 /* check if the match is empty, not if the result is empty */
1586 if (match_is_empty(current_match))
1587 con_toggle_layout(focused, toggle_mode);
1589 TAILQ_FOREACH(current, &owindows, owindows) {
1590 DLOG("matching: %p / %s\n", current->con, current->con->name);
1591 con_toggle_layout(current->con, toggle_mode);
1595 cmd_output->needs_tree_render = true;
1596 // XXX: default reply for now, make this a better reply
1601 * Implementation of 'exit'.
1604 void cmd_exit(I3_CMD) {
1605 LOG("Exiting due to user command.\n");
1606 #ifdef I3_ASAN_ENABLED
1607 __lsan_do_leak_check();
1609 ipc_shutdown(SHUTDOWN_REASON_EXIT);
1610 unlink(config.ipc_socket_path);
1611 xcb_disconnect(conn);
1618 * Implementation of 'reload'.
1621 void cmd_reload(I3_CMD) {
1623 kill_nagbar(&config_error_nagbar_pid, false);
1624 kill_nagbar(&command_error_nagbar_pid, false);
1625 load_configuration(conn, NULL, true);
1627 /* Send an IPC event just in case the ws names have changed */
1628 ipc_send_workspace_event("reload", NULL, NULL);
1629 /* Send an update event for the barconfig just in case it has changed */
1632 // XXX: default reply for now, make this a better reply
1637 * Implementation of 'restart'.
1640 void cmd_restart(I3_CMD) {
1641 LOG("restarting i3\n");
1642 ipc_shutdown(SHUTDOWN_REASON_RESTART);
1643 unlink(config.ipc_socket_path);
1644 /* We need to call this manually since atexit handlers don’t get called
1646 purge_zerobyte_logfile();
1649 // XXX: default reply for now, make this a better reply
1654 * Implementation of 'open'.
1657 void cmd_open(I3_CMD) {
1658 LOG("opening new container\n");
1659 Con *con = tree_open_con(NULL, NULL);
1660 con->layout = L_SPLITH;
1667 y(integer, (uintptr_t)con);
1670 cmd_output->needs_tree_render = true;
1674 * Implementation of 'focus output <output>'.
1677 void cmd_focus_output(I3_CMD, const char *name) {
1680 DLOG("name = %s\n", name);
1684 /* get the output */
1685 Output *current_output = NULL;
1688 TAILQ_FOREACH(current, &owindows, owindows)
1689 current_output = get_output_for_con(current->con);
1690 assert(current_output != NULL);
1692 output = get_output_from_string(current_output, name);
1695 LOG("No such output found.\n");
1700 /* get visible workspace on output */
1702 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1710 cmd_output->needs_tree_render = true;
1711 // XXX: default reply for now, make this a better reply
1716 * Implementation of 'move [window|container] [to] [absolute] position <px> [px] <px> [px]
1719 void cmd_move_window_to_position(I3_CMD, long x, long y) {
1720 bool has_error = false;
1725 TAILQ_FOREACH(current, &owindows, owindows) {
1726 if (!con_is_floating(current->con)) {
1727 ELOG("Cannot change position. The window/container is not floating\n");
1730 yerror("Cannot change position of a window/container because it is not floating.");
1737 Rect newrect = current->con->parent->rect;
1739 DLOG("moving to position %ld %ld\n", x, y);
1743 if (!floating_reposition(current->con->parent, newrect)) {
1744 yerror("Cannot move window/container out of bounds.");
1754 * Implementation of 'move [window|container] [to] [absolute] position center
1757 void cmd_move_window_to_center(I3_CMD, const char *method) {
1758 bool has_error = false;
1762 TAILQ_FOREACH(current, &owindows, owindows) {
1763 Con *floating_con = con_inside_floating(current->con);
1764 if (floating_con == NULL) {
1765 ELOG("con %p / %s is not floating, cannot move it to the center.\n",
1766 current->con, current->con->name);
1769 yerror("Cannot change position of a window/container because it is not floating.");
1776 if (strcmp(method, "absolute") == 0) {
1777 DLOG("moving to absolute center\n");
1778 floating_center(floating_con, croot->rect);
1780 floating_maybe_reassign_ws(floating_con);
1781 cmd_output->needs_tree_render = true;
1784 if (strcmp(method, "position") == 0) {
1785 DLOG("moving to center\n");
1786 floating_center(floating_con, con_get_workspace(floating_con)->rect);
1788 cmd_output->needs_tree_render = true;
1792 // XXX: default reply for now, make this a better reply
1798 * Implementation of 'move [window|container] [to] position mouse'
1801 void cmd_move_window_to_mouse(I3_CMD) {
1805 TAILQ_FOREACH(current, &owindows, owindows) {
1806 Con *floating_con = con_inside_floating(current->con);
1807 if (floating_con == NULL) {
1808 DLOG("con %p / %s is not floating, cannot move it to the mouse position.\n",
1809 current->con, current->con->name);
1813 DLOG("moving floating container %p / %s to cursor position\n", floating_con, floating_con->name);
1814 floating_move_to_pointer(floating_con);
1817 cmd_output->needs_tree_render = true;
1822 * Implementation of 'move scratchpad'.
1825 void cmd_move_scratchpad(I3_CMD) {
1826 DLOG("should move window to scratchpad\n");
1831 TAILQ_FOREACH(current, &owindows, owindows) {
1832 DLOG("matching: %p / %s\n", current->con, current->con->name);
1833 scratchpad_move(current->con);
1836 cmd_output->needs_tree_render = true;
1837 // XXX: default reply for now, make this a better reply
1842 * Implementation of 'scratchpad show'.
1845 void cmd_scratchpad_show(I3_CMD) {
1846 DLOG("should show scratchpad window\n");
1848 bool result = false;
1850 if (match_is_empty(current_match)) {
1851 result = scratchpad_show(NULL);
1853 TAILQ_FOREACH(current, &owindows, owindows) {
1854 DLOG("matching: %p / %s\n", current->con, current->con->name);
1855 result |= scratchpad_show(current->con);
1859 cmd_output->needs_tree_render = true;
1865 * Implementation of 'swap [container] [with] id|con_id|mark <arg>'.
1868 void cmd_swap(I3_CMD, const char *mode, const char *arg) {
1871 owindow *match = TAILQ_FIRST(&owindows);
1872 if (match == NULL) {
1873 DLOG("No match found for swapping.\n");
1878 if (strcmp(mode, "id") == 0) {
1880 if (!parse_long(arg, &target, 0)) {
1881 yerror("Failed to parse %s into a window id.\n", arg);
1885 con = con_by_window_id(target);
1886 } else if (strcmp(mode, "con_id") == 0) {
1888 if (!parse_long(arg, &target, 0)) {
1889 yerror("Failed to parse %s into a container id.\n", arg);
1893 con = con_by_con_id(target);
1894 } else if (strcmp(mode, "mark") == 0) {
1895 con = con_by_mark(arg);
1897 yerror("Unhandled swap mode \"%s\". This is a bug.\n", mode);
1902 yerror("Could not find container for %s = %s\n", mode, arg);
1906 if (match != TAILQ_LAST(&owindows, owindows_head)) {
1907 DLOG("More than one container matched the swap command, only using the first one.");
1910 if (match->con == NULL) {
1911 DLOG("Match %p has no container.\n", match);
1916 DLOG("Swapping %p with %p.\n", match->con, con);
1917 bool result = con_swap(match->con, con);
1919 cmd_output->needs_tree_render = true;
1924 * Implementation of 'title_format <format>'
1927 void cmd_title_format(I3_CMD, const char *format) {
1928 DLOG("setting title_format to \"%s\"\n", format);
1932 TAILQ_FOREACH(current, &owindows, owindows) {
1933 DLOG("setting title_format for %p / %s\n", current->con, current->con->name);
1934 FREE(current->con->title_format);
1936 /* If we only display the title without anything else, we can skip the parsing step,
1937 * so we remove the title format altogether. */
1938 if (strcasecmp(format, "%title") != 0) {
1939 current->con->title_format = sstrdup(format);
1941 if (current->con->window != NULL) {
1942 i3String *formatted_title = con_parse_title_format(current->con);
1943 ewmh_update_visible_name(current->con->window->id, i3string_as_utf8(formatted_title));
1944 I3STRING_FREE(formatted_title);
1947 if (current->con->window != NULL) {
1948 /* We can remove _NET_WM_VISIBLE_NAME since we don't display a custom title. */
1949 ewmh_update_visible_name(current->con->window->id, NULL);
1953 if (current->con->window != NULL) {
1954 /* Make sure the window title is redrawn immediately. */
1955 current->con->window->name_x_changed = true;
1957 /* For windowless containers we also need to force the redrawing. */
1958 FREE(current->con->deco_render_params);
1962 cmd_output->needs_tree_render = true;
1967 * Implementation of 'rename workspace [<name>] to <name>'
1970 void cmd_rename_workspace(I3_CMD, const char *old_name, const char *new_name) {
1971 if (strncasecmp(new_name, "__", strlen("__")) == 0) {
1972 LOG("Cannot rename workspace to \"%s\": names starting with __ are i3-internal.\n", new_name);
1977 LOG("Renaming workspace \"%s\" to \"%s\"\n", old_name, new_name);
1979 LOG("Renaming current workspace to \"%s\"\n", new_name);
1984 workspace = get_existing_workspace_by_name(old_name);
1986 workspace = con_get_workspace(focused);
1987 old_name = workspace->name;
1991 yerror("Old workspace \"%s\" not found", old_name);
1995 Con *check_dest = get_existing_workspace_by_name(new_name);
1997 /* If check_dest == workspace, the user might be changing the case of the
1998 * workspace, or it might just be a no-op. */
1999 if (check_dest != NULL && check_dest != workspace) {
2000 yerror("New workspace \"%s\" already exists", new_name);
2004 /* Change the name and try to parse it as a number. */
2005 /* old_name might refer to workspace->name, so copy it before free()ing */
2006 char *old_name_copy = sstrdup(old_name);
2007 FREE(workspace->name);
2008 workspace->name = sstrdup(new_name);
2010 workspace->num = ws_name_to_number(new_name);
2011 LOG("num = %d\n", workspace->num);
2013 /* By re-attaching, the sort order will be correct afterwards. */
2014 Con *previously_focused = focused;
2015 Con *previously_focused_content = focused->type == CT_WORKSPACE ? focused->parent : NULL;
2016 Con *parent = workspace->parent;
2017 con_detach(workspace);
2018 con_attach(workspace, parent, false);
2020 /* Move the workspace to the correct output if it has an assignment */
2021 struct Workspace_Assignment *assignment = NULL;
2022 TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
2023 if (assignment->output == NULL)
2025 if (strcmp(assignment->name, workspace->name) != 0 && (!name_is_digits(assignment->name) || ws_name_to_number(assignment->name) != workspace->num)) {
2029 Output *target_output = get_output_by_name(assignment->output, true);
2030 if (!target_output) {
2031 LOG("Could not get output named \"%s\"\n", assignment->output);
2034 if (!output_triggers_assignment(target_output, assignment)) {
2037 workspace_move_to_output(workspace, target_output);
2042 bool can_restore_focus = previously_focused != NULL;
2043 /* NB: If previously_focused is a workspace we can't work directly with it
2044 * since it might have been cleaned up by workspace_show() already,
2045 * depending on the focus order/number of other workspaces on the output.
2046 * Instead, we loop through the available workspaces and only focus
2047 * previously_focused if we still find it. */
2048 if (previously_focused_content) {
2049 Con *workspace = NULL;
2050 GREP_FIRST(workspace, previously_focused_content, child == previously_focused);
2051 can_restore_focus &= (workspace != NULL);
2054 if (can_restore_focus) {
2055 /* Restore the previous focus since con_attach messes with the focus. */
2056 workspace_show(con_get_workspace(previously_focused));
2057 con_focus(previously_focused);
2060 cmd_output->needs_tree_render = true;
2063 ipc_send_workspace_event("rename", workspace, NULL);
2064 ewmh_update_desktop_names();
2065 ewmh_update_desktop_viewport();
2066 ewmh_update_current_desktop();
2068 startup_sequence_rename_workspace(old_name_copy, new_name);
2069 free(old_name_copy);
2073 * Implementation of 'bar mode dock|hide|invisible|toggle [<bar_id>]'
2076 bool cmd_bar_mode(const char *bar_mode, const char *bar_id) {
2078 bool toggle = false;
2079 if (strcmp(bar_mode, "dock") == 0)
2081 else if (strcmp(bar_mode, "hide") == 0)
2083 else if (strcmp(bar_mode, "invisible") == 0)
2085 else if (strcmp(bar_mode, "toggle") == 0)
2088 ELOG("Unknown bar mode \"%s\", this is a mismatch between code and parser spec.\n", bar_mode);
2092 bool changed_sth = false;
2093 Barconfig *current = NULL;
2094 TAILQ_FOREACH(current, &barconfigs, configs) {
2095 if (bar_id && strcmp(current->id, bar_id) != 0)
2099 mode = (current->mode + 1) % 2;
2101 DLOG("Changing bar mode of bar_id '%s' to '%s (%d)'\n", current->id, bar_mode, mode);
2102 current->mode = mode;
2109 if (bar_id && !changed_sth) {
2110 DLOG("Changing bar mode of bar_id %s failed, bar_id not found.\n", bar_id);
2118 * Implementation of 'bar hidden_state hide|show|toggle [<bar_id>]'
2121 bool cmd_bar_hidden_state(const char *bar_hidden_state, const char *bar_id) {
2122 int hidden_state = S_SHOW;
2123 bool toggle = false;
2124 if (strcmp(bar_hidden_state, "hide") == 0)
2125 hidden_state = S_HIDE;
2126 else if (strcmp(bar_hidden_state, "show") == 0)
2127 hidden_state = S_SHOW;
2128 else if (strcmp(bar_hidden_state, "toggle") == 0)
2131 ELOG("Unknown bar state \"%s\", this is a mismatch between code and parser spec.\n", bar_hidden_state);
2135 bool changed_sth = false;
2136 Barconfig *current = NULL;
2137 TAILQ_FOREACH(current, &barconfigs, configs) {
2138 if (bar_id && strcmp(current->id, bar_id) != 0)
2142 hidden_state = (current->hidden_state + 1) % 2;
2144 DLOG("Changing bar hidden_state of bar_id '%s' to '%s (%d)'\n", current->id, bar_hidden_state, hidden_state);
2145 current->hidden_state = hidden_state;
2152 if (bar_id && !changed_sth) {
2153 DLOG("Changing bar hidden_state of bar_id %s failed, bar_id not found.\n", bar_id);
2161 * Implementation of 'bar (hidden_state hide|show|toggle)|(mode dock|hide|invisible|toggle) [<bar_id>]'
2164 void cmd_bar(I3_CMD, const char *bar_type, const char *bar_value, const char *bar_id) {
2166 if (strcmp(bar_type, "mode") == 0)
2167 ret = cmd_bar_mode(bar_value, bar_id);
2168 else if (strcmp(bar_type, "hidden_state") == 0)
2169 ret = cmd_bar_hidden_state(bar_value, bar_id);
2171 ELOG("Unknown bar option type \"%s\", this is a mismatch between code and parser spec.\n", bar_type);
2183 * Implementation of 'shmlog <size>|toggle|on|off'
2186 void cmd_shmlog(I3_CMD, const char *argument) {
2187 if (!strcmp(argument, "toggle"))
2188 /* Toggle shm log, if size is not 0. If it is 0, set it to default. */
2189 shmlog_size = shmlog_size ? -shmlog_size : default_shmlog_size;
2190 else if (!strcmp(argument, "on"))
2191 shmlog_size = default_shmlog_size;
2192 else if (!strcmp(argument, "off"))
2196 if (!parse_long(argument, &new_size, 0)) {
2197 yerror("Failed to parse %s into a shmlog size.\n", argument);
2200 /* If shm logging now, restart logging with the new size. */
2201 if (shmlog_size > 0) {
2203 LOG("Restarting shm logging...\n");
2206 shmlog_size = (int)new_size;
2208 LOG("%s shm logging\n", shmlog_size > 0 ? "Enabling" : "Disabling");
2210 update_shmlog_atom();
2215 * Implementation of 'debuglog toggle|on|off'
2218 void cmd_debuglog(I3_CMD, const char *argument) {
2219 bool logging = get_debug_logging();
2220 if (!strcmp(argument, "toggle")) {
2221 LOG("%s debug logging\n", logging ? "Disabling" : "Enabling");
2222 set_debug_logging(!logging);
2223 } else if (!strcmp(argument, "on") && !logging) {
2224 LOG("Enabling debug logging\n");
2225 set_debug_logging(true);
2226 } else if (!strcmp(argument, "off") && logging) {
2227 LOG("Disabling debug logging\n");
2228 set_debug_logging(false);
2230 // XXX: default reply for now, make this a better reply