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 ppt) {
501 LOG("tiling resize\n");
503 Con *first = current;
504 direction_t search_direction = parse_direction(direction);
506 bool res = resize_find_tiling_participants(&first, &second, search_direction, false);
508 LOG("No second container in this direction found.\n");
513 /* get the default percentage */
514 int children = con_num_children(first->parent);
515 LOG("ins. %d children\n", children);
516 double percentage = 1.0 / children;
517 LOG("default percentage = %f\n", percentage);
520 LOG("first->percent before = %f\n", first->percent);
521 LOG("second->percent before = %f\n", second->percent);
522 if (first->percent == 0.0)
523 first->percent = percentage;
524 if (second->percent == 0.0)
525 second->percent = percentage;
526 double new_first_percent = first->percent + ((double)ppt / 100.0);
527 double new_second_percent = second->percent - ((double)ppt / 100.0);
528 LOG("new_first_percent = %f\n", new_first_percent);
529 LOG("new_second_percent = %f\n", new_second_percent);
530 /* Ensure that the new percentages are positive. */
531 if (new_first_percent > 0.0 && new_second_percent > 0.0) {
532 first->percent = new_first_percent;
533 second->percent = new_second_percent;
534 LOG("first->percent after = %f\n", first->percent);
535 LOG("second->percent after = %f\n", second->percent);
537 LOG("Not resizing, already at minimum size\n");
543 static bool cmd_resize_tiling_width_height(I3_CMD, Con *current, const char *way, const char *direction, int ppt) {
544 LOG("width/height resize\n");
546 /* get the appropriate current container (skip stacked/tabbed cons) */
548 direction_t search_direction = (strcmp(direction, "width") == 0 ? D_LEFT : D_DOWN);
549 bool search_result = resize_find_tiling_participants(¤t, &dummy, search_direction, true);
550 if (search_result == false) {
555 /* get the default percentage */
556 int children = con_num_children(current->parent);
557 LOG("ins. %d children\n", children);
558 double percentage = 1.0 / children;
559 LOG("default percentage = %f\n", percentage);
561 /* Ensure all the other children have a percentage set. */
563 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
564 LOG("child->percent = %f (child %p)\n", child->percent, child);
565 if (child->percent == 0.0)
566 child->percent = percentage;
569 double new_current_percent = current->percent + ((double)ppt / 100.0);
570 double subtract_percent = ((double)ppt / 100.0) / (children - 1);
571 LOG("new_current_percent = %f\n", new_current_percent);
572 LOG("subtract_percent = %f\n", subtract_percent);
573 /* Ensure that the new percentages are positive. */
574 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
575 if (child == current)
577 if (child->percent - subtract_percent <= 0.0) {
578 LOG("Not resizing, already at minimum size (child %p would end up with a size of %.f\n", child, child->percent - subtract_percent);
583 if (new_current_percent <= 0.0) {
584 LOG("Not resizing, already at minimum size\n");
589 current->percent = new_current_percent;
590 LOG("current->percent after = %f\n", current->percent);
592 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
593 if (child == current)
595 child->percent -= subtract_percent;
596 LOG("child->percent after (%p) = %f\n", child, child->percent);
603 * Implementation of 'resize grow|shrink <direction> [<px> px] [or <ppt> ppt]'.
606 void cmd_resize(I3_CMD, const char *way, const char *direction, long resize_px, long resize_ppt) {
607 DLOG("resizing in way %s, direction %s, px %ld or ppt %ld\n", way, direction, resize_px, resize_ppt);
608 if (strcmp(way, "shrink") == 0) {
616 TAILQ_FOREACH(current, &owindows, owindows) {
617 /* Don't handle dock windows (issue #1201) */
618 if (current->con->window && current->con->window->dock) {
619 DLOG("This is a dock window. Not resizing (con = %p)\n)", current->con);
624 if ((floating_con = con_inside_floating(current->con))) {
625 cmd_resize_floating(current_match, cmd_output, way, direction, floating_con, resize_px);
627 if (strcmp(direction, "width") == 0 ||
628 strcmp(direction, "height") == 0) {
629 if (!cmd_resize_tiling_width_height(current_match, cmd_output,
630 current->con, way, direction, resize_ppt))
633 if (!cmd_resize_tiling_direction(current_match, cmd_output,
634 current->con, way, direction, resize_ppt))
640 cmd_output->needs_tree_render = true;
641 // XXX: default reply for now, make this a better reply
646 * Implementation of 'resize set <width> [px | ppt] <height> [px | ppt]'.
649 void cmd_resize_set(I3_CMD, long cwidth, const char *mode_width, long cheight, const char *mode_height) {
650 DLOG("resizing to %ld %s x %ld %s\n", cwidth, mode_width, cheight, mode_height);
651 if (cwidth < 0 || cheight < 0) {
652 ELOG("Resize failed: dimensions cannot be negative (was %ld %s x %ld %s)\n", cwidth, mode_width, cheight, mode_height);
660 TAILQ_FOREACH(current, &owindows, owindows) {
662 if ((floating_con = con_inside_floating(current->con))) {
663 Con *output = con_get_output(floating_con);
665 cwidth = floating_con->rect.width;
666 } else if (mode_width && strcmp(mode_width, "ppt") == 0) {
667 cwidth = output->rect.width * ((double)cwidth / 100.0);
670 cheight = floating_con->rect.height;
671 } else if (mode_height && strcmp(mode_height, "ppt") == 0) {
672 cheight = output->rect.height * ((double)cheight / 100.0);
674 floating_resize(floating_con, cwidth, cheight);
676 if (current->con->window && current->con->window->dock) {
677 DLOG("This is a dock window. Not resizing (con = %p)\n)", current->con);
681 if (cwidth > 0 && mode_width && strcmp(mode_width, "ppt") == 0) {
682 /* get the appropriate current container (skip stacked/tabbed cons) */
683 Con *target = current->con;
685 resize_find_tiling_participants(&target, &dummy, D_LEFT, true);
687 /* Calculate new size for the target container */
688 double current_percent = target->percent;
692 if (current_percent > cwidth) {
693 action_string = "shrink";
694 adjustment = (int)(current_percent * 100) - cwidth;
696 action_string = "grow";
697 adjustment = cwidth - (int)(current_percent * 100);
700 /* perform resizing and report failure if not possible */
701 if (!cmd_resize_tiling_width_height(current_match, cmd_output,
702 target, action_string, "width", adjustment)) {
707 if (cheight > 0 && mode_height && strcmp(mode_height, "ppt") == 0) {
708 /* get the appropriate current container (skip stacked/tabbed cons) */
709 Con *target = current->con;
711 resize_find_tiling_participants(&target, &dummy, D_DOWN, true);
713 /* Calculate new size for the target container */
714 double current_percent = target->percent;
718 if (current_percent > cheight) {
719 action_string = "shrink";
720 adjustment = (int)(current_percent * 100) - cheight;
722 action_string = "grow";
723 adjustment = cheight - (int)(current_percent * 100);
726 /* perform resizing and report failure if not possible */
727 if (!cmd_resize_tiling_width_height(current_match, cmd_output,
728 target, action_string, "height", adjustment)) {
735 cmd_output->needs_tree_render = true;
739 static int border_width_from_style(border_style_t border_style, long border_width, Con *con) {
740 if (border_style == BS_NONE) {
743 if (border_width >= 0) {
744 return logical_px(border_width);
747 const bool is_floating = con_inside_floating(con) != NULL;
748 /* Load the configured defaults. */
749 if (is_floating && border_style == config.default_floating_border) {
750 return config.default_floating_border_width;
751 } else if (!is_floating && border_style == config.default_border) {
752 return config.default_border_width;
754 /* Use some hardcoded values. */
755 return logical_px(border_style == BS_NORMAL ? 2 : 1);
760 * Implementation of 'border normal|pixel [<n>]', 'border none|1pixel|toggle'.
763 void cmd_border(I3_CMD, const char *border_style_str, long border_width) {
764 DLOG("border style should be changed to %s with border width %ld\n", border_style_str, border_width);
769 TAILQ_FOREACH(current, &owindows, owindows) {
770 DLOG("matching: %p / %s\n", current->con, current->con->name);
772 border_style_t border_style;
773 if (strcmp(border_style_str, "toggle") == 0) {
774 border_style = (current->con->border_style + 1) % 3;
775 } else if (strcmp(border_style_str, "normal") == 0) {
776 border_style = BS_NORMAL;
777 } else if (strcmp(border_style_str, "pixel") == 0) {
778 border_style = BS_PIXEL;
779 } else if (strcmp(border_style_str, "none") == 0) {
780 border_style = BS_NONE;
782 ELOG("BUG: called with border_style=%s\n", border_style_str);
787 const int con_border_width = border_width_from_style(border_style, border_width, current->con);
788 con_set_border_style(current->con, border_style, con_border_width);
791 cmd_output->needs_tree_render = true;
792 // XXX: default reply for now, make this a better reply
797 * Implementation of 'nop <comment>'.
800 void cmd_nop(I3_CMD, const char *comment) {
801 LOG("-------------------------------------------------\n");
802 LOG(" NOP: %s\n", comment);
803 LOG("-------------------------------------------------\n");
808 * Implementation of 'append_layout <path>'.
811 void cmd_append_layout(I3_CMD, const char *cpath) {
812 LOG("Appending layout \"%s\"\n", cpath);
814 /* Make sure we allow paths like '~/.i3/layout.json' */
815 char *path = resolve_tilde(cpath);
819 if ((len = slurp(path, &buf)) < 0) {
820 /* slurp already logged an error. */
824 if (!json_validate(buf, len)) {
825 ELOG("Could not parse \"%s\" as JSON, not loading.\n", path);
826 yerror("Could not parse \"%s\" as JSON.", path);
830 json_content_t content = json_determine_content(buf, len);
831 LOG("JSON content = %d\n", content);
832 if (content == JSON_CONTENT_UNKNOWN) {
833 ELOG("Could not determine the contents of \"%s\", not loading.\n", path);
834 yerror("Could not determine the contents of \"%s\".", path);
838 Con *parent = focused;
839 if (content == JSON_CONTENT_WORKSPACE) {
840 parent = output_get_content(con_get_output(parent));
842 /* We need to append the layout to a split container, since a leaf
843 * container must not have any children (by definition).
844 * Note that we explicitly check for workspaces, since they are okay for
845 * this purpose, but con_accepts_window() returns false for workspaces. */
846 while (parent->type != CT_WORKSPACE && !con_accepts_window(parent))
847 parent = parent->parent;
849 DLOG("Appending to parent=%p instead of focused=%p\n", parent, focused);
850 char *errormsg = NULL;
851 tree_append_json(parent, buf, len, &errormsg);
852 if (errormsg != NULL) {
855 /* Note that we continue executing since tree_append_json() has
856 * side-effects — user-provided layouts can be partly valid, partly
857 * invalid, leading to half of the placeholder containers being
863 // XXX: This is a bit of a kludge. Theoretically, render_con(parent,
864 // false); should be enough, but when sending 'workspace 4; append_layout
865 // /tmp/foo.json', the needs_tree_render == true of the workspace command
866 // is not executed yet and will be batched with append_layout’s
867 // needs_tree_render after the parser finished. We should check if that is
869 render_con(croot, false);
871 restore_open_placeholder_windows(parent);
873 if (content == JSON_CONTENT_WORKSPACE)
874 ipc_send_workspace_event("restored", parent, NULL);
876 cmd_output->needs_tree_render = true;
883 * Implementation of 'workspace next|prev|next_on_output|prev_on_output'.
886 void cmd_workspace(I3_CMD, const char *which) {
889 DLOG("which=%s\n", which);
891 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
892 LOG("Cannot switch workspace while in global fullscreen\n");
897 if (strcmp(which, "next") == 0)
898 ws = workspace_next();
899 else if (strcmp(which, "prev") == 0)
900 ws = workspace_prev();
901 else if (strcmp(which, "next_on_output") == 0)
902 ws = workspace_next_on_output();
903 else if (strcmp(which, "prev_on_output") == 0)
904 ws = workspace_prev_on_output();
906 ELOG("BUG: called with which=%s\n", which);
913 cmd_output->needs_tree_render = true;
914 // XXX: default reply for now, make this a better reply
919 * Implementation of 'workspace [--no-auto-back-and-forth] number <name>'
922 void cmd_workspace_number(I3_CMD, const char *which, const char *_no_auto_back_and_forth) {
923 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
925 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
926 LOG("Cannot switch workspace while in global fullscreen\n");
931 long parsed_num = ws_name_to_number(which);
932 if (parsed_num == -1) {
933 LOG("Could not parse initial part of \"%s\" as a number.\n", which);
934 yerror("Could not parse number \"%s\"", which);
938 Con *workspace = get_existing_workspace_by_num(parsed_num);
940 LOG("There is no workspace with number %ld, creating a new one.\n", parsed_num);
942 workspace_show_by_name(which);
943 cmd_output->needs_tree_render = true;
946 if (!no_auto_back_and_forth && maybe_back_and_forth(cmd_output, workspace->name)) {
950 workspace_show(workspace);
952 cmd_output->needs_tree_render = true;
953 // XXX: default reply for now, make this a better reply
958 * Implementation of 'workspace back_and_forth'.
961 void cmd_workspace_back_and_forth(I3_CMD) {
962 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
963 LOG("Cannot switch workspace while in global fullscreen\n");
968 workspace_back_and_forth();
970 cmd_output->needs_tree_render = true;
971 // XXX: default reply for now, make this a better reply
976 * Implementation of 'workspace [--no-auto-back-and-forth] <name>'
979 void cmd_workspace_name(I3_CMD, const char *name, const char *_no_auto_back_and_forth) {
980 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
982 if (strncasecmp(name, "__", strlen("__")) == 0) {
983 LOG("You cannot switch to the i3-internal workspaces (\"%s\").\n", name);
988 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
989 LOG("Cannot switch workspace while in global fullscreen\n");
994 DLOG("should switch to workspace %s\n", name);
995 if (!no_auto_back_and_forth && maybe_back_and_forth(cmd_output, name)) {
999 workspace_show_by_name(name);
1001 cmd_output->needs_tree_render = true;
1002 // XXX: default reply for now, make this a better reply
1007 * Implementation of 'mark [--add|--replace] [--toggle] <mark>'
1010 void cmd_mark(I3_CMD, const char *mark, const char *mode, const char *toggle) {
1013 owindow *current = TAILQ_FIRST(&owindows);
1014 if (current == NULL) {
1019 /* Marks must be unique, i.e., no two windows must have the same mark. */
1020 if (current != TAILQ_LAST(&owindows, owindows_head)) {
1021 yerror("A mark must not be put onto more than one window");
1025 DLOG("matching: %p / %s\n", current->con, current->con->name);
1027 mark_mode_t mark_mode = (mode == NULL || strcmp(mode, "--replace") == 0) ? MM_REPLACE : MM_ADD;
1028 if (toggle != NULL) {
1029 con_mark_toggle(current->con, mark, mark_mode);
1031 con_mark(current->con, mark, mark_mode);
1034 cmd_output->needs_tree_render = true;
1035 // XXX: default reply for now, make this a better reply
1040 * Implementation of 'unmark [mark]'
1043 void cmd_unmark(I3_CMD, const char *mark) {
1044 if (match_is_empty(current_match)) {
1045 con_unmark(NULL, mark);
1048 TAILQ_FOREACH(current, &owindows, owindows) {
1049 con_unmark(current->con, mark);
1053 cmd_output->needs_tree_render = true;
1054 // XXX: default reply for now, make this a better reply
1059 * Implementation of 'mode <string>'.
1062 void cmd_mode(I3_CMD, const char *mode) {
1063 DLOG("mode=%s\n", mode);
1066 // XXX: default reply for now, make this a better reply
1071 * Implementation of 'move [window|container] [to] output <str>'.
1074 void cmd_move_con_to_output(I3_CMD, const char *name) {
1075 DLOG("Should move window to output \"%s\".\n", name);
1079 bool had_error = false;
1080 TAILQ_FOREACH(current, &owindows, owindows) {
1081 DLOG("matching: %p / %s\n", current->con, current->con->name);
1083 had_error |= !con_move_to_output_name(current->con, name, true);
1086 cmd_output->needs_tree_render = true;
1087 ysuccess(!had_error);
1091 * Implementation of 'move [container|window] [to] mark <str>'.
1094 void cmd_move_con_to_mark(I3_CMD, const char *mark) {
1095 DLOG("moving window to mark \"%s\"\n", mark);
1101 TAILQ_FOREACH(current, &owindows, owindows) {
1102 DLOG("moving matched window %p / %s to mark \"%s\"\n", current->con, current->con->name, mark);
1103 result &= con_move_to_mark(current->con, mark);
1106 cmd_output->needs_tree_render = true;
1111 * Implementation of 'floating enable|disable|toggle'
1114 void cmd_floating(I3_CMD, const char *floating_mode) {
1117 DLOG("floating_mode=%s\n", floating_mode);
1121 TAILQ_FOREACH(current, &owindows, owindows) {
1122 DLOG("matching: %p / %s\n", current->con, current->con->name);
1123 if (strcmp(floating_mode, "toggle") == 0) {
1124 DLOG("should toggle mode\n");
1125 toggle_floating_mode(current->con, false);
1127 DLOG("should switch mode to %s\n", floating_mode);
1128 if (strcmp(floating_mode, "enable") == 0) {
1129 floating_enable(current->con, false);
1131 floating_disable(current->con, false);
1136 cmd_output->needs_tree_render = true;
1137 // XXX: default reply for now, make this a better reply
1142 * Implementation of 'move workspace to [output] <str>'.
1145 void cmd_move_workspace_to_output(I3_CMD, const char *name) {
1146 DLOG("should move workspace to output %s\n", name);
1151 TAILQ_FOREACH(current, &owindows, owindows) {
1152 Con *ws = con_get_workspace(current->con);
1153 if (con_is_internal(ws)) {
1157 Output *current_output = get_output_for_con(ws);
1158 if (current_output == NULL) {
1159 ELOG("Cannot get current output. This is a bug in i3.\n");
1164 Output *target_output = get_output_from_string(current_output, name);
1165 if (!target_output) {
1166 ELOG("Could not get output from string \"%s\"\n", name);
1171 bool success = workspace_move_to_output(ws, target_output);
1173 ELOG("Failed to move workspace to output.\n");
1179 cmd_output->needs_tree_render = true;
1180 // XXX: default reply for now, make this a better reply
1185 * Implementation of 'split v|h|t|vertical|horizontal|toggle'.
1188 void cmd_split(I3_CMD, const char *direction) {
1192 LOG("splitting in direction %c\n", direction[0]);
1193 TAILQ_FOREACH(current, &owindows, owindows) {
1194 if (con_is_docked(current->con)) {
1195 ELOG("Cannot split a docked container, skipping.\n");
1199 DLOG("matching: %p / %s\n", current->con, current->con->name);
1200 if (direction[0] == 't') {
1201 layout_t current_layout;
1202 if (current->con->type == CT_WORKSPACE) {
1203 current_layout = current->con->layout;
1205 current_layout = current->con->parent->layout;
1207 /* toggling split orientation */
1208 if (current_layout == L_SPLITH) {
1209 tree_split(current->con, VERT);
1211 tree_split(current->con, HORIZ);
1214 tree_split(current->con, (direction[0] == 'v' ? VERT : HORIZ));
1218 cmd_output->needs_tree_render = true;
1219 // XXX: default reply for now, make this a better reply
1224 * Implementation of 'kill [window|client]'.
1227 void cmd_kill(I3_CMD, const char *kill_mode_str) {
1228 if (kill_mode_str == NULL)
1229 kill_mode_str = "window";
1231 DLOG("kill_mode=%s\n", kill_mode_str);
1234 if (strcmp(kill_mode_str, "window") == 0)
1235 kill_mode = KILL_WINDOW;
1236 else if (strcmp(kill_mode_str, "client") == 0)
1237 kill_mode = KILL_CLIENT;
1239 ELOG("BUG: called with kill_mode=%s\n", kill_mode_str);
1247 TAILQ_FOREACH(current, &owindows, owindows) {
1248 con_close(current->con, kill_mode);
1251 cmd_output->needs_tree_render = true;
1252 // XXX: default reply for now, make this a better reply
1257 * Implementation of 'exec [--no-startup-id] <command>'.
1260 void cmd_exec(I3_CMD, const char *nosn, const char *command) {
1261 bool no_startup_id = (nosn != NULL);
1263 DLOG("should execute %s, no_startup_id = %d\n", command, no_startup_id);
1264 start_application(command, no_startup_id);
1266 // XXX: default reply for now, make this a better reply
1271 * Implementation of 'focus left|right|up|down'.
1274 void cmd_focus_direction(I3_CMD, const char *direction) {
1275 switch (parse_direction(direction)) {
1277 tree_next('p', HORIZ);
1280 tree_next('n', HORIZ);
1283 tree_next('p', VERT);
1286 tree_next('n', VERT);
1290 cmd_output->needs_tree_render = true;
1291 // XXX: default reply for now, make this a better reply
1296 * Focus a container and disable any other fullscreen container not permitting the focus.
1299 static void cmd_focus_force_focus(Con *con) {
1300 /* Disable fullscreen container in workspace with container to be focused. */
1301 Con *ws = con_get_workspace(con);
1302 Con *fullscreen_on_ws = (focused && focused->fullscreen_mode == CF_GLOBAL) ? focused : con_get_fullscreen_con(ws, CF_OUTPUT);
1303 if (fullscreen_on_ws && fullscreen_on_ws != con && !con_has_parent(con, fullscreen_on_ws)) {
1304 con_disable_fullscreen(fullscreen_on_ws);
1310 * Implementation of 'focus tiling|floating|mode_toggle'.
1313 void cmd_focus_window_mode(I3_CMD, const char *window_mode) {
1314 DLOG("window_mode = %s\n", window_mode);
1316 bool to_floating = false;
1317 if (strcmp(window_mode, "mode_toggle") == 0) {
1318 to_floating = !con_inside_floating(focused);
1319 } else if (strcmp(window_mode, "floating") == 0) {
1321 } else if (strcmp(window_mode, "tiling") == 0) {
1322 to_floating = false;
1325 Con *ws = con_get_workspace(focused);
1327 bool success = false;
1328 TAILQ_FOREACH(current, &(ws->focus_head), focused) {
1329 if ((to_floating && current->type != CT_FLOATING_CON) ||
1330 (!to_floating && current->type == CT_FLOATING_CON))
1333 cmd_focus_force_focus(con_descend_focused(current));
1339 cmd_output->needs_tree_render = true;
1342 yerror("Failed to find a %s container in workspace.", to_floating ? "floating" : "tiling");
1347 * Implementation of 'focus parent|child'.
1350 void cmd_focus_level(I3_CMD, const char *level) {
1351 DLOG("level = %s\n", level);
1352 bool success = false;
1354 /* Focusing the parent can only be allowed if the newly
1355 * focused container won't escape the fullscreen container. */
1356 if (strcmp(level, "parent") == 0) {
1357 if (focused && focused->parent) {
1358 if (con_fullscreen_permits_focusing(focused->parent))
1359 success = level_up();
1361 ELOG("'focus parent': Currently in fullscreen, not going up\n");
1365 /* Focusing a child should always be allowed. */
1367 success = level_down();
1369 cmd_output->needs_tree_render = success;
1370 // XXX: default reply for now, make this a better reply
1375 * Implementation of 'focus'.
1378 void cmd_focus(I3_CMD) {
1379 DLOG("current_match = %p\n", current_match);
1381 if (match_is_empty(current_match)) {
1382 ELOG("You have to specify which window/container should be focused.\n");
1383 ELOG("Example: [class=\"urxvt\" title=\"irssi\"] focus\n");
1385 yerror("You have to specify which window/container should be focused");
1390 Con *__i3_scratch = workspace_get("__i3_scratch", NULL);
1393 TAILQ_FOREACH(current, &owindows, owindows) {
1394 Con *ws = con_get_workspace(current->con);
1395 /* If no workspace could be found, this was a dock window.
1396 * Just skip it, you cannot focus dock windows. */
1400 /* In case this is a scratchpad window, call scratchpad_show(). */
1401 if (ws == __i3_scratch) {
1402 scratchpad_show(current->con);
1404 /* While for the normal focus case we can change focus multiple
1405 * times and only a single window ends up focused, we could show
1406 * multiple scratchpad windows. So, rather break here. */
1410 /* If the container is not on the current workspace,
1411 * workspace_show() will switch to a different workspace and (if
1412 * enabled) trigger a mouse pointer warp to the currently focused
1413 * container (!) on the target workspace.
1415 * Therefore, before calling workspace_show(), we make sure that
1416 * 'current' will be focused on the workspace. However, we cannot
1417 * just con_focus(current) because then the pointer will not be
1418 * warped at all (the code thinks we are already there).
1420 * So we focus 'current' to make it the currently focused window of
1421 * the target workspace, then revert focus. */
1422 Con *currently_focused = focused;
1423 cmd_focus_force_focus(current->con);
1424 con_activate(currently_focused);
1426 /* Now switch to the workspace, then focus */
1428 LOG("focusing %p / %s\n", current->con, current->con->name);
1429 con_activate(current->con);
1434 LOG("WARNING: Your criteria for the focus command matches %d containers, "
1435 "while only exactly one container can be focused at a time.\n",
1438 cmd_output->needs_tree_render = true;
1439 ysuccess(count > 0);
1443 * Implementation of 'fullscreen enable|toggle [global]' and
1444 * 'fullscreen disable'
1447 void cmd_fullscreen(I3_CMD, const char *action, const char *fullscreen_mode) {
1448 fullscreen_mode_t mode = strcmp(fullscreen_mode, "global") == 0 ? CF_GLOBAL : CF_OUTPUT;
1449 DLOG("%s fullscreen, mode = %s\n", action, fullscreen_mode);
1454 TAILQ_FOREACH(current, &owindows, owindows) {
1455 DLOG("matching: %p / %s\n", current->con, current->con->name);
1456 if (strcmp(action, "toggle") == 0) {
1457 con_toggle_fullscreen(current->con, mode);
1458 } else if (strcmp(action, "enable") == 0) {
1459 con_enable_fullscreen(current->con, mode);
1460 } else if (strcmp(action, "disable") == 0) {
1461 con_disable_fullscreen(current->con);
1465 cmd_output->needs_tree_render = true;
1466 // XXX: default reply for now, make this a better reply
1471 * Implementation of 'sticky enable|disable|toggle'.
1474 void cmd_sticky(I3_CMD, const char *action) {
1475 DLOG("%s sticky on window\n", action);
1479 TAILQ_FOREACH(current, &owindows, owindows) {
1480 if (current->con->window == NULL) {
1481 ELOG("only containers holding a window can be made sticky, skipping con = %p\n", current->con);
1484 DLOG("setting sticky for container = %p / %s\n", current->con, current->con->name);
1486 bool sticky = false;
1487 if (strcmp(action, "enable") == 0)
1489 else if (strcmp(action, "disable") == 0)
1491 else if (strcmp(action, "toggle") == 0)
1492 sticky = !current->con->sticky;
1494 current->con->sticky = sticky;
1495 ewmh_update_sticky(current->con->window->id, sticky);
1498 /* A window we made sticky might not be on a visible workspace right now, so we need to make
1499 * sure it gets pushed to the front now. */
1500 output_push_sticky_windows(focused);
1502 ewmh_update_wm_desktop();
1504 cmd_output->needs_tree_render = true;
1509 * Implementation of 'move <direction> [<pixels> [px]]'.
1512 void cmd_move_direction(I3_CMD, const char *direction_str, long move_px) {
1516 Con *initially_focused = focused;
1517 direction_t direction = parse_direction(direction_str);
1519 TAILQ_FOREACH(current, &owindows, owindows) {
1520 DLOG("moving in direction %s, px %ld\n", direction_str, move_px);
1521 if (con_is_floating(current->con)) {
1522 DLOG("floating move with %ld pixels\n", move_px);
1523 Rect newrect = current->con->parent->rect;
1525 switch (direction) {
1527 newrect.x -= move_px;
1530 newrect.x += move_px;
1533 newrect.y -= move_px;
1536 newrect.y += move_px;
1540 floating_reposition(current->con->parent, newrect);
1542 tree_move(current->con, direction);
1543 cmd_output->needs_tree_render = true;
1547 /* the move command should not disturb focus */
1548 if (focused != initially_focused)
1549 con_activate(initially_focused);
1551 // XXX: default reply for now, make this a better reply
1556 * Implementation of 'layout default|stacked|stacking|tabbed|splitv|splith'.
1559 void cmd_layout(I3_CMD, const char *layout_str) {
1563 if (!layout_from_name(layout_str, &layout)) {
1564 ELOG("Unknown layout \"%s\", this is a mismatch between code and parser spec.\n", layout_str);
1568 DLOG("changing layout to %s (%d)\n", layout_str, layout);
1571 TAILQ_FOREACH(current, &owindows, owindows) {
1572 if (con_is_docked(current->con)) {
1573 ELOG("cannot change layout of a docked container, skipping it.\n");
1577 DLOG("matching: %p / %s\n", current->con, current->con->name);
1578 con_set_layout(current->con, layout);
1581 cmd_output->needs_tree_render = true;
1582 // XXX: default reply for now, make this a better reply
1587 * Implementation of 'layout toggle [all|split]'.
1590 void cmd_layout_toggle(I3_CMD, const char *toggle_mode) {
1593 if (toggle_mode == NULL)
1594 toggle_mode = "default";
1596 DLOG("toggling layout (mode = %s)\n", toggle_mode);
1598 /* check if the match is empty, not if the result is empty */
1599 if (match_is_empty(current_match))
1600 con_toggle_layout(focused, toggle_mode);
1602 TAILQ_FOREACH(current, &owindows, owindows) {
1603 DLOG("matching: %p / %s\n", current->con, current->con->name);
1604 con_toggle_layout(current->con, toggle_mode);
1608 cmd_output->needs_tree_render = true;
1609 // XXX: default reply for now, make this a better reply
1614 * Implementation of 'exit'.
1617 void cmd_exit(I3_CMD) {
1618 LOG("Exiting due to user command.\n");
1619 #ifdef I3_ASAN_ENABLED
1620 __lsan_do_leak_check();
1622 ipc_shutdown(SHUTDOWN_REASON_EXIT);
1623 unlink(config.ipc_socket_path);
1624 xcb_disconnect(conn);
1631 * Implementation of 'reload'.
1634 void cmd_reload(I3_CMD) {
1636 kill_nagbar(&config_error_nagbar_pid, false);
1637 kill_nagbar(&command_error_nagbar_pid, false);
1638 load_configuration(conn, NULL, true);
1640 /* Send an IPC event just in case the ws names have changed */
1641 ipc_send_workspace_event("reload", NULL, NULL);
1642 /* Send an update event for the barconfig just in case it has changed */
1645 // XXX: default reply for now, make this a better reply
1650 * Implementation of 'restart'.
1653 void cmd_restart(I3_CMD) {
1654 LOG("restarting i3\n");
1655 ipc_shutdown(SHUTDOWN_REASON_RESTART);
1656 unlink(config.ipc_socket_path);
1657 /* We need to call this manually since atexit handlers don’t get called
1659 purge_zerobyte_logfile();
1662 // XXX: default reply for now, make this a better reply
1667 * Implementation of 'open'.
1670 void cmd_open(I3_CMD) {
1671 LOG("opening new container\n");
1672 Con *con = tree_open_con(NULL, NULL);
1673 con->layout = L_SPLITH;
1680 y(integer, (uintptr_t)con);
1683 cmd_output->needs_tree_render = true;
1687 * Implementation of 'focus output <output>'.
1690 void cmd_focus_output(I3_CMD, const char *name) {
1693 DLOG("name = %s\n", name);
1697 /* get the output */
1698 Output *current_output = NULL;
1701 TAILQ_FOREACH(current, &owindows, owindows)
1702 current_output = get_output_for_con(current->con);
1703 assert(current_output != NULL);
1705 output = get_output_from_string(current_output, name);
1708 LOG("No such output found.\n");
1713 /* get visible workspace on output */
1715 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1723 cmd_output->needs_tree_render = true;
1724 // XXX: default reply for now, make this a better reply
1729 * Implementation of 'move [window|container] [to] [absolute] position <px> [px] <px> [px]
1732 void cmd_move_window_to_position(I3_CMD, long x, long y) {
1733 bool has_error = false;
1738 TAILQ_FOREACH(current, &owindows, owindows) {
1739 if (!con_is_floating(current->con)) {
1740 ELOG("Cannot change position. The window/container is not floating\n");
1743 yerror("Cannot change position of a window/container because it is not floating.");
1750 Rect newrect = current->con->parent->rect;
1752 DLOG("moving to position %ld %ld\n", x, y);
1756 if (!floating_reposition(current->con->parent, newrect)) {
1757 yerror("Cannot move window/container out of bounds.");
1767 * Implementation of 'move [window|container] [to] [absolute] position center
1770 void cmd_move_window_to_center(I3_CMD, const char *method) {
1771 bool has_error = false;
1775 TAILQ_FOREACH(current, &owindows, owindows) {
1776 Con *floating_con = con_inside_floating(current->con);
1777 if (floating_con == NULL) {
1778 ELOG("con %p / %s is not floating, cannot move it to the center.\n",
1779 current->con, current->con->name);
1782 yerror("Cannot change position of a window/container because it is not floating.");
1789 if (strcmp(method, "absolute") == 0) {
1790 DLOG("moving to absolute center\n");
1791 floating_center(floating_con, croot->rect);
1793 floating_maybe_reassign_ws(floating_con);
1794 cmd_output->needs_tree_render = true;
1797 if (strcmp(method, "position") == 0) {
1798 DLOG("moving to center\n");
1799 floating_center(floating_con, con_get_workspace(floating_con)->rect);
1801 cmd_output->needs_tree_render = true;
1805 // XXX: default reply for now, make this a better reply
1811 * Implementation of 'move [window|container] [to] position mouse'
1814 void cmd_move_window_to_mouse(I3_CMD) {
1818 TAILQ_FOREACH(current, &owindows, owindows) {
1819 Con *floating_con = con_inside_floating(current->con);
1820 if (floating_con == NULL) {
1821 DLOG("con %p / %s is not floating, cannot move it to the mouse position.\n",
1822 current->con, current->con->name);
1826 DLOG("moving floating container %p / %s to cursor position\n", floating_con, floating_con->name);
1827 floating_move_to_pointer(floating_con);
1830 cmd_output->needs_tree_render = true;
1835 * Implementation of 'move scratchpad'.
1838 void cmd_move_scratchpad(I3_CMD) {
1839 DLOG("should move window to scratchpad\n");
1844 TAILQ_FOREACH(current, &owindows, owindows) {
1845 DLOG("matching: %p / %s\n", current->con, current->con->name);
1846 scratchpad_move(current->con);
1849 cmd_output->needs_tree_render = true;
1850 // XXX: default reply for now, make this a better reply
1855 * Implementation of 'scratchpad show'.
1858 void cmd_scratchpad_show(I3_CMD) {
1859 DLOG("should show scratchpad window\n");
1861 bool result = false;
1863 if (match_is_empty(current_match)) {
1864 result = scratchpad_show(NULL);
1866 TAILQ_FOREACH(current, &owindows, owindows) {
1867 DLOG("matching: %p / %s\n", current->con, current->con->name);
1868 result |= scratchpad_show(current->con);
1872 cmd_output->needs_tree_render = true;
1878 * Implementation of 'swap [container] [with] id|con_id|mark <arg>'.
1881 void cmd_swap(I3_CMD, const char *mode, const char *arg) {
1884 owindow *match = TAILQ_FIRST(&owindows);
1885 if (match == NULL) {
1886 DLOG("No match found for swapping.\n");
1891 if (strcmp(mode, "id") == 0) {
1893 if (!parse_long(arg, &target, 0)) {
1894 yerror("Failed to parse %s into a window id.\n", arg);
1898 con = con_by_window_id(target);
1899 } else if (strcmp(mode, "con_id") == 0) {
1901 if (!parse_long(arg, &target, 0)) {
1902 yerror("Failed to parse %s into a container id.\n", arg);
1906 con = con_by_con_id(target);
1907 } else if (strcmp(mode, "mark") == 0) {
1908 con = con_by_mark(arg);
1910 yerror("Unhandled swap mode \"%s\". This is a bug.\n", mode);
1915 yerror("Could not find container for %s = %s\n", mode, arg);
1919 if (match != TAILQ_LAST(&owindows, owindows_head)) {
1920 DLOG("More than one container matched the swap command, only using the first one.");
1923 if (match->con == NULL) {
1924 DLOG("Match %p has no container.\n", match);
1929 DLOG("Swapping %p with %p.\n", match->con, con);
1930 bool result = con_swap(match->con, con);
1932 cmd_output->needs_tree_render = true;
1937 * Implementation of 'title_format <format>'
1940 void cmd_title_format(I3_CMD, const char *format) {
1941 DLOG("setting title_format to \"%s\"\n", format);
1945 TAILQ_FOREACH(current, &owindows, owindows) {
1946 DLOG("setting title_format for %p / %s\n", current->con, current->con->name);
1947 FREE(current->con->title_format);
1949 /* If we only display the title without anything else, we can skip the parsing step,
1950 * so we remove the title format altogether. */
1951 if (strcasecmp(format, "%title") != 0) {
1952 current->con->title_format = sstrdup(format);
1954 if (current->con->window != NULL) {
1955 i3String *formatted_title = con_parse_title_format(current->con);
1956 ewmh_update_visible_name(current->con->window->id, i3string_as_utf8(formatted_title));
1957 I3STRING_FREE(formatted_title);
1960 if (current->con->window != NULL) {
1961 /* We can remove _NET_WM_VISIBLE_NAME since we don't display a custom title. */
1962 ewmh_update_visible_name(current->con->window->id, NULL);
1966 if (current->con->window != NULL) {
1967 /* Make sure the window title is redrawn immediately. */
1968 current->con->window->name_x_changed = true;
1970 /* For windowless containers we also need to force the redrawing. */
1971 FREE(current->con->deco_render_params);
1975 cmd_output->needs_tree_render = true;
1980 * Implementation of 'rename workspace [<name>] to <name>'
1983 void cmd_rename_workspace(I3_CMD, const char *old_name, const char *new_name) {
1984 if (strncasecmp(new_name, "__", strlen("__")) == 0) {
1985 LOG("Cannot rename workspace to \"%s\": names starting with __ are i3-internal.\n", new_name);
1990 LOG("Renaming workspace \"%s\" to \"%s\"\n", old_name, new_name);
1992 LOG("Renaming current workspace to \"%s\"\n", new_name);
1997 workspace = get_existing_workspace_by_name(old_name);
1999 workspace = con_get_workspace(focused);
2000 old_name = workspace->name;
2004 yerror("Old workspace \"%s\" not found", old_name);
2008 Con *check_dest = get_existing_workspace_by_name(new_name);
2010 /* If check_dest == workspace, the user might be changing the case of the
2011 * workspace, or it might just be a no-op. */
2012 if (check_dest != NULL && check_dest != workspace) {
2013 yerror("New workspace \"%s\" already exists", new_name);
2017 /* Change the name and try to parse it as a number. */
2018 /* old_name might refer to workspace->name, so copy it before free()ing */
2019 char *old_name_copy = sstrdup(old_name);
2020 FREE(workspace->name);
2021 workspace->name = sstrdup(new_name);
2023 workspace->num = ws_name_to_number(new_name);
2024 LOG("num = %d\n", workspace->num);
2026 /* By re-attaching, the sort order will be correct afterwards. */
2027 Con *previously_focused = focused;
2028 Con *previously_focused_content = focused->type == CT_WORKSPACE ? focused->parent : NULL;
2029 Con *parent = workspace->parent;
2030 con_detach(workspace);
2031 con_attach(workspace, parent, false);
2033 /* Move the workspace to the correct output if it has an assignment */
2034 struct Workspace_Assignment *assignment = NULL;
2035 TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
2036 if (assignment->output == NULL)
2038 if (strcmp(assignment->name, workspace->name) != 0 && (!name_is_digits(assignment->name) || ws_name_to_number(assignment->name) != workspace->num)) {
2042 Output *target_output = get_output_by_name(assignment->output, true);
2043 if (!target_output) {
2044 LOG("Could not get output named \"%s\"\n", assignment->output);
2047 if (!output_triggers_assignment(target_output, assignment)) {
2050 workspace_move_to_output(workspace, target_output);
2055 bool can_restore_focus = previously_focused != NULL;
2056 /* NB: If previously_focused is a workspace we can't work directly with it
2057 * since it might have been cleaned up by workspace_show() already,
2058 * depending on the focus order/number of other workspaces on the output.
2059 * Instead, we loop through the available workspaces and only focus
2060 * previously_focused if we still find it. */
2061 if (previously_focused_content) {
2062 Con *workspace = NULL;
2063 GREP_FIRST(workspace, previously_focused_content, child == previously_focused);
2064 can_restore_focus &= (workspace != NULL);
2067 if (can_restore_focus) {
2068 /* Restore the previous focus since con_attach messes with the focus. */
2069 workspace_show(con_get_workspace(previously_focused));
2070 con_focus(previously_focused);
2073 cmd_output->needs_tree_render = true;
2076 ipc_send_workspace_event("rename", workspace, NULL);
2077 ewmh_update_desktop_names();
2078 ewmh_update_desktop_viewport();
2079 ewmh_update_current_desktop();
2081 startup_sequence_rename_workspace(old_name_copy, new_name);
2082 free(old_name_copy);
2086 * Implementation of 'bar mode dock|hide|invisible|toggle [<bar_id>]'
2089 bool cmd_bar_mode(const char *bar_mode, const char *bar_id) {
2091 bool toggle = false;
2092 if (strcmp(bar_mode, "dock") == 0)
2094 else if (strcmp(bar_mode, "hide") == 0)
2096 else if (strcmp(bar_mode, "invisible") == 0)
2098 else if (strcmp(bar_mode, "toggle") == 0)
2101 ELOG("Unknown bar mode \"%s\", this is a mismatch between code and parser spec.\n", bar_mode);
2105 bool changed_sth = false;
2106 Barconfig *current = NULL;
2107 TAILQ_FOREACH(current, &barconfigs, configs) {
2108 if (bar_id && strcmp(current->id, bar_id) != 0)
2112 mode = (current->mode + 1) % 2;
2114 DLOG("Changing bar mode of bar_id '%s' to '%s (%d)'\n", current->id, bar_mode, mode);
2115 current->mode = mode;
2122 if (bar_id && !changed_sth) {
2123 DLOG("Changing bar mode of bar_id %s failed, bar_id not found.\n", bar_id);
2131 * Implementation of 'bar hidden_state hide|show|toggle [<bar_id>]'
2134 bool cmd_bar_hidden_state(const char *bar_hidden_state, const char *bar_id) {
2135 int hidden_state = S_SHOW;
2136 bool toggle = false;
2137 if (strcmp(bar_hidden_state, "hide") == 0)
2138 hidden_state = S_HIDE;
2139 else if (strcmp(bar_hidden_state, "show") == 0)
2140 hidden_state = S_SHOW;
2141 else if (strcmp(bar_hidden_state, "toggle") == 0)
2144 ELOG("Unknown bar state \"%s\", this is a mismatch between code and parser spec.\n", bar_hidden_state);
2148 bool changed_sth = false;
2149 Barconfig *current = NULL;
2150 TAILQ_FOREACH(current, &barconfigs, configs) {
2151 if (bar_id && strcmp(current->id, bar_id) != 0)
2155 hidden_state = (current->hidden_state + 1) % 2;
2157 DLOG("Changing bar hidden_state of bar_id '%s' to '%s (%d)'\n", current->id, bar_hidden_state, hidden_state);
2158 current->hidden_state = hidden_state;
2165 if (bar_id && !changed_sth) {
2166 DLOG("Changing bar hidden_state of bar_id %s failed, bar_id not found.\n", bar_id);
2174 * Implementation of 'bar (hidden_state hide|show|toggle)|(mode dock|hide|invisible|toggle) [<bar_id>]'
2177 void cmd_bar(I3_CMD, const char *bar_type, const char *bar_value, const char *bar_id) {
2179 if (strcmp(bar_type, "mode") == 0)
2180 ret = cmd_bar_mode(bar_value, bar_id);
2181 else if (strcmp(bar_type, "hidden_state") == 0)
2182 ret = cmd_bar_hidden_state(bar_value, bar_id);
2184 ELOG("Unknown bar option type \"%s\", this is a mismatch between code and parser spec.\n", bar_type);
2196 * Implementation of 'shmlog <size>|toggle|on|off'
2199 void cmd_shmlog(I3_CMD, const char *argument) {
2200 if (!strcmp(argument, "toggle"))
2201 /* Toggle shm log, if size is not 0. If it is 0, set it to default. */
2202 shmlog_size = shmlog_size ? -shmlog_size : default_shmlog_size;
2203 else if (!strcmp(argument, "on"))
2204 shmlog_size = default_shmlog_size;
2205 else if (!strcmp(argument, "off"))
2209 if (!parse_long(argument, &new_size, 0)) {
2210 yerror("Failed to parse %s into a shmlog size.\n", argument);
2213 /* If shm logging now, restart logging with the new size. */
2214 if (shmlog_size > 0) {
2216 LOG("Restarting shm logging...\n");
2219 shmlog_size = (int)new_size;
2221 LOG("%s shm logging\n", shmlog_size > 0 ? "Enabling" : "Disabling");
2223 update_shmlog_atom();
2228 * Implementation of 'debuglog toggle|on|off'
2231 void cmd_debuglog(I3_CMD, const char *argument) {
2232 bool logging = get_debug_logging();
2233 if (!strcmp(argument, "toggle")) {
2234 LOG("%s debug logging\n", logging ? "Disabling" : "Enabling");
2235 set_debug_logging(!logging);
2236 } else if (!strcmp(argument, "on") && !logging) {
2237 LOG("Enabling debug logging\n");
2238 set_debug_logging(true);
2239 } else if (!strcmp(argument, "off") && logging) {
2240 LOG("Disabling debug logging\n");
2241 set_debug_logging(false);
2243 // XXX: default reply for now, make this a better reply