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 * Returns true if a is definitely greater than b (using the given epsilon)
85 static bool definitelyGreaterThan(float a, float b, float epsilon) {
86 return (a - b) > ((fabs(a) < fabs(b) ? fabs(b) : fabs(a)) * epsilon);
90 * Checks whether we switched to a new workspace and returns false in that case,
91 * signaling that further workspace switching should be done by the calling function
92 * If not, calls workspace_back_and_forth() if workspace_auto_back_and_forth is set
93 * and return true, signaling that no further workspace switching should occur in the calling function.
96 static bool maybe_back_and_forth(struct CommandResultIR *cmd_output, const char *name) {
97 Con *ws = con_get_workspace(focused);
99 /* If we switched to a different workspace, do nothing */
100 if (strcmp(ws->name, name) != 0)
103 DLOG("This workspace is already focused.\n");
104 if (config.workspace_auto_back_and_forth) {
105 workspace_back_and_forth();
106 cmd_output->needs_tree_render = true;
112 * Return the passed workspace unless it is the current one and auto back and
113 * forth is enabled, in which case the back_and_forth workspace is returned.
115 static Con *maybe_auto_back_and_forth_workspace(Con *workspace) {
118 if (!config.workspace_auto_back_and_forth)
121 current = con_get_workspace(focused);
123 if (current == workspace) {
124 baf = workspace_back_and_forth_get();
126 DLOG("Substituting workspace with back_and_forth, as it is focused.\n");
134 /*******************************************************************************
135 * Criteria functions.
136 ******************************************************************************/
139 * Helper data structure for an operation window (window on which the operation
140 * will be performed). Used to build the TAILQ owindows.
143 typedef struct owindow {
145 TAILQ_ENTRY(owindow) owindows;
148 typedef TAILQ_HEAD(owindows_head, owindow) owindows_head;
150 static owindows_head owindows;
153 * Initializes the specified 'Match' data structure and the initial state of
154 * commands.c for matching target windows of a command.
157 void cmd_criteria_init(I3_CMD) {
161 DLOG("Initializing criteria, current_match = %p\n", current_match);
162 match_free(current_match);
163 match_init(current_match);
164 while (!TAILQ_EMPTY(&owindows)) {
165 ow = TAILQ_FIRST(&owindows);
166 TAILQ_REMOVE(&owindows, ow, owindows);
169 TAILQ_INIT(&owindows);
171 TAILQ_FOREACH(con, &all_cons, all_cons) {
172 ow = smalloc(sizeof(owindow));
174 TAILQ_INSERT_TAIL(&owindows, ow, owindows);
179 * A match specification just finished (the closing square bracket was found),
180 * so we filter the list of owindows.
183 void cmd_criteria_match_windows(I3_CMD) {
184 owindow *next, *current;
186 DLOG("match specification finished, matching...\n");
187 /* copy the old list head to iterate through it and start with a fresh
188 * list which will contain only matching windows */
189 struct owindows_head old = owindows;
190 TAILQ_INIT(&owindows);
191 for (next = TAILQ_FIRST(&old); next != TAILQ_END(&old);) {
192 /* make a copy of the next pointer and advance the pointer to the
193 * next element as we are going to invalidate the element’s
194 * next/prev pointers by calling TAILQ_INSERT_TAIL later */
196 next = TAILQ_NEXT(next, owindows);
198 DLOG("checking if con %p / %s matches\n", current->con, current->con->name);
200 /* We use this flag to prevent matching on window-less containers if
201 * only window-specific criteria were specified. */
202 bool accept_match = false;
204 if (current_match->con_id != NULL) {
207 if (current_match->con_id == current->con) {
208 DLOG("con_id matched.\n");
210 DLOG("con_id does not match.\n");
216 if (current_match->mark != NULL && !TAILQ_EMPTY(&(current->con->marks_head))) {
218 bool matched_by_mark = false;
221 TAILQ_FOREACH(mark, &(current->con->marks_head), marks) {
222 if (!regex_matches(current_match->mark, mark->name))
225 DLOG("match by mark\n");
226 matched_by_mark = true;
230 if (!matched_by_mark) {
231 DLOG("mark does not match.\n");
237 if (current->con->window != NULL) {
238 if (match_matches_window(current_match, current->con->window)) {
239 DLOG("matches window!\n");
242 DLOG("doesn't match\n");
249 TAILQ_INSERT_TAIL(&owindows, current, owindows);
256 TAILQ_FOREACH(current, &owindows, owindows) {
257 DLOG("matching: %p / %s\n", current->con, current->con->name);
262 * Interprets a ctype=cvalue pair and adds it to the current match
266 void cmd_criteria_add(I3_CMD, const char *ctype, const char *cvalue) {
267 match_parse_property(current_match, ctype, cvalue);
271 * Implementation of 'move [window|container] [to] workspace
272 * next|prev|next_on_output|prev_on_output|current'.
275 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 TAILQ_FOREACH(current, &owindows, owindows) {
311 DLOG("matching: %p / %s\n", current->con, current->con->name);
312 con_move_to_workspace(current->con, ws, true, false, false);
315 cmd_output->needs_tree_render = true;
316 // XXX: default reply for now, make this a better reply
321 * Implementation of 'move [window|container] [to] workspace back_and_forth'.
324 void cmd_move_con_to_workspace_back_and_forth(I3_CMD) {
328 ws = workspace_back_and_forth_get();
331 yerror("No workspace was previously active.");
337 TAILQ_FOREACH(current, &owindows, owindows) {
338 DLOG("matching: %p / %s\n", current->con, current->con->name);
339 con_move_to_workspace(current->con, ws, true, false, false);
342 cmd_output->needs_tree_render = true;
343 // XXX: default reply for now, make this a better reply
348 * Implementation of 'move [--no-auto-back-and-forth] [window|container] [to] workspace <name>'.
351 void cmd_move_con_to_workspace_name(I3_CMD, const char *name, const char *_no_auto_back_and_forth) {
352 if (strncasecmp(name, "__", strlen("__")) == 0) {
353 LOG("You cannot move containers to i3-internal workspaces (\"%s\").\n", name);
358 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
361 /* We have nothing to move:
362 * when criteria was specified but didn't match any window or
363 * when criteria wasn't specified and we don't have any window focused. */
364 if (!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) {
365 ELOG("No windows match your criteria, cannot move.\n");
368 } else if (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
369 !con_has_children(focused)) {
374 LOG("should move window to workspace %s\n", name);
375 /* get the workspace */
376 Con *ws = workspace_get(name, NULL);
378 if (!no_auto_back_and_forth)
379 ws = maybe_auto_back_and_forth_workspace(ws);
383 TAILQ_FOREACH(current, &owindows, owindows) {
384 DLOG("matching: %p / %s\n", current->con, current->con->name);
385 con_move_to_workspace(current->con, ws, true, false, false);
388 cmd_output->needs_tree_render = true;
389 // XXX: default reply for now, make this a better reply
394 * Implementation of 'move [--no-auto-back-and-forth] [window|container] [to] workspace number <name>'.
397 void cmd_move_con_to_workspace_number(I3_CMD, const char *which, const char *_no_auto_back_and_forth) {
398 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
401 /* We have nothing to move:
402 * when criteria was specified but didn't match any window or
403 * when criteria wasn't specified and we don't have any window focused. */
404 if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
405 (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
406 !con_has_children(focused))) {
411 LOG("should move window to workspace %s\n", which);
412 /* get the workspace */
413 Con *output, *workspace = NULL;
415 long parsed_num = ws_name_to_number(which);
417 if (parsed_num == -1) {
418 LOG("Could not parse initial part of \"%s\" as a number.\n", which);
419 yerror("Could not parse number \"%s\"", which);
423 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
424 GREP_FIRST(workspace, output_get_content(output),
425 child->num == parsed_num);
428 workspace = workspace_get(which, NULL);
431 if (!no_auto_back_and_forth)
432 workspace = maybe_auto_back_and_forth_workspace(workspace);
436 TAILQ_FOREACH(current, &owindows, owindows) {
437 DLOG("matching: %p / %s\n", current->con, current->con->name);
438 con_move_to_workspace(current->con, workspace, true, false, false);
441 cmd_output->needs_tree_render = true;
442 // XXX: default reply for now, make this a better reply
446 static void cmd_resize_floating(I3_CMD, const char *way, const char *direction, Con *floating_con, int px) {
447 LOG("floating resize\n");
448 Rect old_rect = floating_con->rect;
449 Con *focused_con = con_descend_focused(floating_con);
451 /* ensure that resize will take place even if pixel increment is smaller than
452 * height increment or width increment.
454 const i3Window *window = focused_con->window;
455 if (window != NULL) {
456 if (strcmp(direction, "up") == 0 || strcmp(direction, "down") == 0 ||
457 strcmp(direction, "height") == 0) {
459 px = (-px < window->height_increment) ? -window->height_increment : px;
461 px = (px < window->height_increment) ? window->height_increment : px;
462 } else if (strcmp(direction, "left") == 0 || strcmp(direction, "right") == 0) {
464 px = (-px < window->width_increment) ? -window->width_increment : px;
466 px = (px < window->width_increment) ? window->width_increment : px;
470 if (strcmp(direction, "up") == 0) {
471 floating_con->rect.height += px;
472 } else if (strcmp(direction, "down") == 0 || strcmp(direction, "height") == 0) {
473 floating_con->rect.height += px;
474 } else if (strcmp(direction, "left") == 0) {
475 floating_con->rect.width += px;
477 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)
487 if (strcmp(direction, "up") == 0) {
488 floating_con->rect.y -= (floating_con->rect.height - old_rect.height);
489 } else if (strcmp(direction, "left") == 0) {
490 floating_con->rect.x -= (floating_con->rect.width - old_rect.width);
493 /* If this is a scratchpad window, don't auto center it from now on. */
494 if (floating_con->scratchpad_state == SCRATCHPAD_FRESH)
495 floating_con->scratchpad_state = SCRATCHPAD_CHANGED;
498 static bool cmd_resize_tiling_direction(I3_CMD, Con *current, const char *way, const char *direction, int ppt) {
499 LOG("tiling resize\n");
501 Con *first = current;
502 direction_t search_direction;
503 if (!strcmp(direction, "left"))
504 search_direction = D_LEFT;
505 else if (!strcmp(direction, "right"))
506 search_direction = D_RIGHT;
507 else if (!strcmp(direction, "up"))
508 search_direction = D_UP;
510 search_direction = D_DOWN;
512 bool res = resize_find_tiling_participants(&first, &second, search_direction);
514 LOG("No second container in this direction found.\n");
519 /* get the default percentage */
520 int children = con_num_children(first->parent);
521 LOG("ins. %d children\n", children);
522 double percentage = 1.0 / children;
523 LOG("default percentage = %f\n", percentage);
526 LOG("second->percent = %f\n", second->percent);
527 LOG("first->percent before = %f\n", first->percent);
528 if (first->percent == 0.0)
529 first->percent = percentage;
530 if (second->percent == 0.0)
531 second->percent = percentage;
532 double new_first_percent = first->percent + ((double)ppt / 100.0);
533 double new_second_percent = second->percent - ((double)ppt / 100.0);
534 LOG("new_first_percent = %f\n", new_first_percent);
535 LOG("new_second_percent = %f\n", new_second_percent);
536 /* Ensure that the new percentages are positive and greater than
537 * 0.05 to have a reasonable minimum size. */
538 if (definitelyGreaterThan(new_first_percent, 0.05, DBL_EPSILON) &&
539 definitelyGreaterThan(new_second_percent, 0.05, DBL_EPSILON)) {
540 first->percent += ((double)ppt / 100.0);
541 second->percent -= ((double)ppt / 100.0);
542 LOG("first->percent after = %f\n", first->percent);
543 LOG("second->percent after = %f\n", second->percent);
545 LOG("Not resizing, already at minimum size\n");
551 static bool cmd_resize_tiling_width_height(I3_CMD, Con *current, const char *way, const char *direction, int ppt) {
552 LOG("width/height resize\n");
553 /* get the appropriate current container (skip stacked/tabbed cons) */
554 while (current->parent->layout == L_STACKED ||
555 current->parent->layout == L_TABBED)
556 current = current->parent;
558 /* Then further go up until we find one with the matching orientation. */
559 orientation_t search_orientation =
560 (strcmp(direction, "width") == 0 ? HORIZ : VERT);
562 while (current->type != CT_WORKSPACE &&
563 current->type != CT_FLOATING_CON &&
564 (con_orientation(current->parent) != search_orientation || con_num_children(current->parent) == 1))
565 current = current->parent;
567 /* get the default percentage */
568 int children = con_num_children(current->parent);
569 LOG("ins. %d children\n", children);
570 double percentage = 1.0 / children;
571 LOG("default percentage = %f\n", percentage);
573 orientation_t orientation = con_orientation(current->parent);
575 if ((orientation == HORIZ &&
576 strcmp(direction, "height") == 0) ||
577 (orientation == VERT &&
578 strcmp(direction, "width") == 0)) {
579 LOG("You cannot resize in that direction. Your focus is in a %s split container currently.\n",
580 (orientation == HORIZ ? "horizontal" : "vertical"));
586 LOG("This is the only container, cannot resize.\n");
591 /* Ensure all the other children have a percentage set. */
593 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
594 LOG("child->percent = %f (child %p)\n", child->percent, child);
595 if (child->percent == 0.0)
596 child->percent = percentage;
599 double new_current_percent = current->percent + ((double)ppt / 100.0);
600 double subtract_percent = ((double)ppt / 100.0) / (children - 1);
601 LOG("new_current_percent = %f\n", new_current_percent);
602 LOG("subtract_percent = %f\n", subtract_percent);
603 /* Ensure that the new percentages are positive and greater than
604 * 0.05 to have a reasonable minimum size. */
605 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
606 if (child == current)
608 if (!definitelyGreaterThan(child->percent - subtract_percent, 0.05, DBL_EPSILON)) {
609 LOG("Not resizing, already at minimum size (child %p would end up with a size of %.f\n", child, child->percent - subtract_percent);
614 if (!definitelyGreaterThan(new_current_percent, 0.05, DBL_EPSILON)) {
615 LOG("Not resizing, already at minimum size\n");
620 current->percent += ((double)ppt / 100.0);
621 LOG("current->percent after = %f\n", current->percent);
623 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
624 if (child == current)
626 child->percent -= subtract_percent;
627 LOG("child->percent after (%p) = %f\n", child, child->percent);
634 * Implementation of 'resize grow|shrink <direction> [<px> px] [or <ppt> ppt]'.
637 void cmd_resize(I3_CMD, const char *way, const char *direction, long resize_px, long resize_ppt) {
638 DLOG("resizing in way %s, direction %s, px %ld or ppt %ld\n", way, direction, resize_px, resize_ppt);
639 if (strcmp(way, "shrink") == 0) {
647 TAILQ_FOREACH(current, &owindows, owindows) {
648 /* Don't handle dock windows (issue #1201) */
649 if (current->con->window && current->con->window->dock) {
650 DLOG("This is a dock window. Not resizing (con = %p)\n)", current->con);
655 if ((floating_con = con_inside_floating(current->con))) {
656 cmd_resize_floating(current_match, cmd_output, way, direction, floating_con, resize_px);
658 if (strcmp(direction, "width") == 0 ||
659 strcmp(direction, "height") == 0) {
660 if (!cmd_resize_tiling_width_height(current_match, cmd_output,
661 current->con, way, direction, resize_ppt))
664 if (!cmd_resize_tiling_direction(current_match, cmd_output,
665 current->con, way, direction, resize_ppt))
671 cmd_output->needs_tree_render = true;
672 // XXX: default reply for now, make this a better reply
677 * Implementation of 'resize set <px> [px] <px> [px]'.
680 void cmd_resize_set(I3_CMD, long cwidth, long cheight) {
681 DLOG("resizing to %ldx%ld px\n", cwidth, cheight);
682 if (cwidth <= 0 || cheight <= 0) {
683 ELOG("Resize failed: dimensions cannot be negative (was %ldx%ld)\n", cwidth, cheight);
690 TAILQ_FOREACH(current, &owindows, owindows) {
692 if ((floating_con = con_inside_floating(current->con))) {
693 floating_resize(floating_con, cwidth, cheight);
695 ELOG("Resize failed: %p not a floating container\n", current->con);
699 cmd_output->needs_tree_render = true;
700 // XXX: default reply for now, make this a better reply
705 * Implementation of 'border normal|pixel [<n>]', 'border none|1pixel|toggle'.
708 void cmd_border(I3_CMD, const char *border_style_str, long border_width) {
709 DLOG("border style should be changed to %s with border width %ld\n", border_style_str, border_width);
714 TAILQ_FOREACH(current, &owindows, owindows) {
715 DLOG("matching: %p / %s\n", current->con, current->con->name);
716 int border_style = current->con->border_style;
717 int con_border_width = border_width;
719 if (strcmp(border_style_str, "toggle") == 0) {
722 if (border_style == BS_NORMAL)
723 con_border_width = 2;
724 else if (border_style == BS_NONE)
725 con_border_width = 0;
726 else if (border_style == BS_PIXEL)
727 con_border_width = 1;
729 if (strcmp(border_style_str, "normal") == 0) {
730 border_style = BS_NORMAL;
731 } else if (strcmp(border_style_str, "pixel") == 0) {
732 border_style = BS_PIXEL;
733 } else if (strcmp(border_style_str, "1pixel") == 0) {
734 border_style = BS_PIXEL;
735 con_border_width = 1;
736 } else if (strcmp(border_style_str, "none") == 0) {
737 border_style = BS_NONE;
739 ELOG("BUG: called with border_style=%s\n", border_style_str);
745 con_set_border_style(current->con, border_style, logical_px(con_border_width));
748 cmd_output->needs_tree_render = true;
749 // XXX: default reply for now, make this a better reply
754 * Implementation of 'nop <comment>'.
757 void cmd_nop(I3_CMD, const char *comment) {
758 LOG("-------------------------------------------------\n");
759 LOG(" NOP: %s\n", comment);
760 LOG("-------------------------------------------------\n");
764 * Implementation of 'append_layout <path>'.
767 void cmd_append_layout(I3_CMD, const char *cpath) {
768 char *path = sstrdup(cpath);
769 LOG("Appending layout \"%s\"\n", path);
771 /* Make sure we allow paths like '~/.i3/layout.json' */
772 path = resolve_tilde(path);
774 json_content_t content = json_determine_content(path);
775 LOG("JSON content = %d\n", content);
776 if (content == JSON_CONTENT_UNKNOWN) {
777 ELOG("Could not determine the contents of \"%s\", not loading.\n", path);
778 yerror("Could not determine the contents of \"%s\".", path);
783 Con *parent = focused;
784 if (content == JSON_CONTENT_WORKSPACE) {
785 parent = output_get_content(con_get_output(parent));
787 /* We need to append the layout to a split container, since a leaf
788 * container must not have any children (by definition).
789 * Note that we explicitly check for workspaces, since they are okay for
790 * this purpose, but con_accepts_window() returns false for workspaces. */
791 while (parent->type != CT_WORKSPACE && !con_accepts_window(parent))
792 parent = parent->parent;
794 DLOG("Appending to parent=%p instead of focused=%p\n", parent, focused);
795 char *errormsg = NULL;
796 tree_append_json(parent, path, &errormsg);
797 if (errormsg != NULL) {
800 /* Note that we continue executing since tree_append_json() has
801 * side-effects — user-provided layouts can be partly valid, partly
802 * invalid, leading to half of the placeholder containers being
808 // XXX: This is a bit of a kludge. Theoretically, render_con(parent,
809 // false); should be enough, but when sending 'workspace 4; append_layout
810 // /tmp/foo.json', the needs_tree_render == true of the workspace command
811 // is not executed yet and will be batched with append_layout’s
812 // needs_tree_render after the parser finished. We should check if that is
814 render_con(croot, false);
816 restore_open_placeholder_windows(parent);
818 if (content == JSON_CONTENT_WORKSPACE)
819 ipc_send_workspace_event("restored", parent, NULL);
822 cmd_output->needs_tree_render = true;
826 * Implementation of 'workspace next|prev|next_on_output|prev_on_output'.
829 void cmd_workspace(I3_CMD, const char *which) {
832 DLOG("which=%s\n", which);
834 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
835 LOG("Cannot switch workspace while in global fullscreen\n");
840 if (strcmp(which, "next") == 0)
841 ws = workspace_next();
842 else if (strcmp(which, "prev") == 0)
843 ws = workspace_prev();
844 else if (strcmp(which, "next_on_output") == 0)
845 ws = workspace_next_on_output();
846 else if (strcmp(which, "prev_on_output") == 0)
847 ws = workspace_prev_on_output();
849 ELOG("BUG: called with which=%s\n", which);
856 cmd_output->needs_tree_render = true;
857 // XXX: default reply for now, make this a better reply
862 * Implementation of 'workspace [--no-auto-back-and-forth] number <name>'
865 void cmd_workspace_number(I3_CMD, const char *which, const char *_no_auto_back_and_forth) {
866 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
867 Con *output, *workspace = NULL;
869 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
870 LOG("Cannot switch workspace while in global fullscreen\n");
875 long parsed_num = ws_name_to_number(which);
877 if (parsed_num == -1) {
878 LOG("Could not parse initial part of \"%s\" as a number.\n", which);
879 yerror("Could not parse number \"%s\"", which);
883 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
884 GREP_FIRST(workspace, output_get_content(output),
885 child->num == parsed_num);
888 LOG("There is no workspace with number %ld, creating a new one.\n", parsed_num);
890 workspace_show_by_name(which);
891 cmd_output->needs_tree_render = true;
894 if (!no_auto_back_and_forth && maybe_back_and_forth(cmd_output, workspace->name))
896 workspace_show(workspace);
898 cmd_output->needs_tree_render = true;
899 // XXX: default reply for now, make this a better reply
904 * Implementation of 'workspace back_and_forth'.
907 void cmd_workspace_back_and_forth(I3_CMD) {
908 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
909 LOG("Cannot switch workspace while in global fullscreen\n");
914 workspace_back_and_forth();
916 cmd_output->needs_tree_render = true;
917 // XXX: default reply for now, make this a better reply
922 * Implementation of 'workspace [--no-auto-back-and-forth] <name>'
925 void cmd_workspace_name(I3_CMD, const char *name, const char *_no_auto_back_and_forth) {
926 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
928 if (strncasecmp(name, "__", strlen("__")) == 0) {
929 LOG("You cannot switch to the i3-internal workspaces (\"%s\").\n", name);
934 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
935 LOG("Cannot switch workspace while in global fullscreen\n");
940 DLOG("should switch to workspace %s\n", name);
941 if (!no_auto_back_and_forth && maybe_back_and_forth(cmd_output, name))
943 workspace_show_by_name(name);
945 cmd_output->needs_tree_render = true;
946 // XXX: default reply for now, make this a better reply
951 * Implementation of 'mark [--add|--replace] [--toggle] <mark>'
954 void cmd_mark(I3_CMD, const char *mark, const char *mode, const char *toggle) {
957 owindow *current = TAILQ_FIRST(&owindows);
958 if (current == NULL) {
963 /* Marks must be unique, i.e., no two windows must have the same mark. */
964 if (current != TAILQ_LAST(&owindows, owindows_head)) {
965 yerror("A mark must not be put onto more than one window");
969 DLOG("matching: %p / %s\n", current->con, current->con->name);
971 mark_mode_t mark_mode = (mode == NULL || strcmp(mode, "--replace") == 0) ? MM_REPLACE : MM_ADD;
972 if (toggle != NULL) {
973 con_mark_toggle(current->con, mark, mark_mode);
975 con_mark(current->con, mark, mark_mode);
978 cmd_output->needs_tree_render = true;
979 // XXX: default reply for now, make this a better reply
984 * Implementation of 'unmark [mark]'
987 void cmd_unmark(I3_CMD, const char *mark) {
988 if (match_is_empty(current_match)) {
989 con_unmark(NULL, mark);
992 TAILQ_FOREACH(current, &owindows, owindows) {
993 con_unmark(current->con, mark);
997 cmd_output->needs_tree_render = true;
998 // XXX: default reply for now, make this a better reply
1003 * Implementation of 'mode <string>'.
1006 void cmd_mode(I3_CMD, const char *mode) {
1007 DLOG("mode=%s\n", mode);
1010 // XXX: default reply for now, make this a better reply
1015 * Implementation of 'move [window|container] [to] output <str>'.
1018 void cmd_move_con_to_output(I3_CMD, const char *name) {
1019 DLOG("Should move window to output \"%s\".\n", name);
1023 bool had_error = false;
1024 TAILQ_FOREACH(current, &owindows, owindows) {
1025 DLOG("matching: %p / %s\n", current->con, current->con->name);
1027 Output *current_output = get_output_for_con(current->con);
1028 assert(current_output != NULL);
1030 Output *output = get_output_from_string(current_output, name);
1031 if (output == NULL) {
1032 ELOG("Could not find output \"%s\", skipping.\n", name);
1038 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1040 ELOG("Could not find a visible workspace on output %p.\n", output);
1045 con_move_to_workspace(current->con, ws, true, false, false);
1048 cmd_output->needs_tree_render = true;
1049 ysuccess(!had_error);
1053 * Implementation of 'move [container|window] [to] mark <str>'.
1056 void cmd_move_con_to_mark(I3_CMD, const char *mark) {
1057 DLOG("moving window to mark \"%s\"\n", mark);
1063 TAILQ_FOREACH(current, &owindows, owindows) {
1064 DLOG("moving matched window %p / %s to mark \"%s\"\n", current->con, current->con->name, mark);
1065 result &= con_move_to_mark(current->con, mark);
1068 cmd_output->needs_tree_render = true;
1073 * Implementation of 'floating enable|disable|toggle'
1076 void cmd_floating(I3_CMD, const char *floating_mode) {
1079 DLOG("floating_mode=%s\n", floating_mode);
1083 TAILQ_FOREACH(current, &owindows, owindows) {
1084 DLOG("matching: %p / %s\n", current->con, current->con->name);
1085 if (strcmp(floating_mode, "toggle") == 0) {
1086 DLOG("should toggle mode\n");
1087 toggle_floating_mode(current->con, false);
1089 DLOG("should switch mode to %s\n", floating_mode);
1090 if (strcmp(floating_mode, "enable") == 0) {
1091 floating_enable(current->con, false);
1093 floating_disable(current->con, false);
1098 cmd_output->needs_tree_render = true;
1099 // XXX: default reply for now, make this a better reply
1104 * Implementation of 'move workspace to [output] <str>'.
1107 void cmd_move_workspace_to_output(I3_CMD, const char *name) {
1108 DLOG("should move workspace to output %s\n", name);
1113 TAILQ_FOREACH(current, &owindows, owindows) {
1114 Con *ws = con_get_workspace(current->con);
1115 bool success = workspace_move_to_output(ws, name);
1117 ELOG("Failed to move workspace to output.\n");
1123 cmd_output->needs_tree_render = true;
1124 // XXX: default reply for now, make this a better reply
1129 * Implementation of 'split v|h|t|vertical|horizontal|toggle'.
1132 void cmd_split(I3_CMD, const char *direction) {
1136 LOG("splitting in direction %c\n", direction[0]);
1137 TAILQ_FOREACH(current, &owindows, owindows) {
1138 if (con_is_docked(current->con)) {
1139 ELOG("Cannot split a docked container, skipping.\n");
1143 DLOG("matching: %p / %s\n", current->con, current->con->name);
1144 if (direction[0] == 't') {
1145 layout_t current_layout;
1146 if (current->con->type == CT_WORKSPACE) {
1147 current_layout = current->con->layout;
1149 current_layout = current->con->parent->layout;
1151 /* toggling split orientation */
1152 if (current_layout == L_SPLITH) {
1153 tree_split(current->con, VERT);
1155 tree_split(current->con, HORIZ);
1158 tree_split(current->con, (direction[0] == 'v' ? VERT : HORIZ));
1162 cmd_output->needs_tree_render = true;
1163 // XXX: default reply for now, make this a better reply
1168 * Implementation of 'kill [window|client]'.
1171 void cmd_kill(I3_CMD, const char *kill_mode_str) {
1172 if (kill_mode_str == NULL)
1173 kill_mode_str = "window";
1175 DLOG("kill_mode=%s\n", kill_mode_str);
1178 if (strcmp(kill_mode_str, "window") == 0)
1179 kill_mode = KILL_WINDOW;
1180 else if (strcmp(kill_mode_str, "client") == 0)
1181 kill_mode = KILL_CLIENT;
1183 ELOG("BUG: called with kill_mode=%s\n", kill_mode_str);
1191 TAILQ_FOREACH(current, &owindows, owindows) {
1192 con_close(current->con, kill_mode);
1195 cmd_output->needs_tree_render = true;
1196 // XXX: default reply for now, make this a better reply
1201 * Implementation of 'exec [--no-startup-id] <command>'.
1204 void cmd_exec(I3_CMD, const char *nosn, const char *command) {
1205 bool no_startup_id = (nosn != NULL);
1207 DLOG("should execute %s, no_startup_id = %d\n", command, no_startup_id);
1208 start_application(command, no_startup_id);
1210 // XXX: default reply for now, make this a better reply
1215 * Implementation of 'focus left|right|up|down'.
1218 void cmd_focus_direction(I3_CMD, const char *direction) {
1219 DLOG("direction = *%s*\n", direction);
1221 if (strcmp(direction, "left") == 0)
1222 tree_next('p', HORIZ);
1223 else if (strcmp(direction, "right") == 0)
1224 tree_next('n', HORIZ);
1225 else if (strcmp(direction, "up") == 0)
1226 tree_next('p', VERT);
1227 else if (strcmp(direction, "down") == 0)
1228 tree_next('n', VERT);
1230 ELOG("Invalid focus direction (%s)\n", direction);
1235 cmd_output->needs_tree_render = true;
1236 // XXX: default reply for now, make this a better reply
1241 * Implementation of 'focus tiling|floating|mode_toggle'.
1244 void cmd_focus_window_mode(I3_CMD, const char *window_mode) {
1245 DLOG("window_mode = %s\n", window_mode);
1247 Con *ws = con_get_workspace(focused);
1249 if (strcmp(window_mode, "mode_toggle") == 0) {
1250 if (con_inside_floating(focused))
1251 window_mode = "tiling";
1253 window_mode = "floating";
1256 TAILQ_FOREACH(current, &(ws->focus_head), focused) {
1257 if ((strcmp(window_mode, "floating") == 0 && current->type != CT_FLOATING_CON) ||
1258 (strcmp(window_mode, "tiling") == 0 && current->type == CT_FLOATING_CON))
1261 con_focus(con_descend_focused(current));
1266 cmd_output->needs_tree_render = true;
1267 // XXX: default reply for now, make this a better reply
1272 * Implementation of 'focus parent|child'.
1275 void cmd_focus_level(I3_CMD, const char *level) {
1276 DLOG("level = %s\n", level);
1277 bool success = false;
1279 /* Focusing the parent can only be allowed if the newly
1280 * focused container won't escape the fullscreen container. */
1281 if (strcmp(level, "parent") == 0) {
1282 if (focused && focused->parent) {
1283 if (con_fullscreen_permits_focusing(focused->parent))
1284 success = level_up();
1286 ELOG("'focus parent': Currently in fullscreen, not going up\n");
1290 /* Focusing a child should always be allowed. */
1292 success = level_down();
1294 cmd_output->needs_tree_render = success;
1295 // XXX: default reply for now, make this a better reply
1300 * Implementation of 'focus'.
1303 void cmd_focus(I3_CMD) {
1304 DLOG("current_match = %p\n", current_match);
1306 if (match_is_empty(current_match)) {
1307 ELOG("You have to specify which window/container should be focused.\n");
1308 ELOG("Example: [class=\"urxvt\" title=\"irssi\"] focus\n");
1310 yerror("You have to specify which window/container should be focused");
1315 Con *__i3_scratch = workspace_get("__i3_scratch", NULL);
1318 TAILQ_FOREACH(current, &owindows, owindows) {
1319 Con *ws = con_get_workspace(current->con);
1320 /* If no workspace could be found, this was a dock window.
1321 * Just skip it, you cannot focus dock windows. */
1325 /* Check the fullscreen focus constraints. */
1326 if (!con_fullscreen_permits_focusing(current->con)) {
1327 LOG("Cannot change focus while in fullscreen mode (fullscreen rules).\n");
1332 /* In case this is a scratchpad window, call scratchpad_show(). */
1333 if (ws == __i3_scratch) {
1334 scratchpad_show(current->con);
1336 /* While for the normal focus case we can change focus multiple
1337 * times and only a single window ends up focused, we could show
1338 * multiple scratchpad windows. So, rather break here. */
1342 /* If the container is not on the current workspace,
1343 * workspace_show() will switch to a different workspace and (if
1344 * enabled) trigger a mouse pointer warp to the currently focused
1345 * container (!) on the target workspace.
1347 * Therefore, before calling workspace_show(), we make sure that
1348 * 'current' will be focused on the workspace. However, we cannot
1349 * just con_focus(current) because then the pointer will not be
1350 * warped at all (the code thinks we are already there).
1352 * So we focus 'current' to make it the currently focused window of
1353 * the target workspace, then revert focus. */
1354 Con *currently_focused = focused;
1355 con_focus(current->con);
1356 con_focus(currently_focused);
1358 /* Now switch to the workspace, then focus */
1360 LOG("focusing %p / %s\n", current->con, current->con->name);
1361 con_focus(current->con);
1366 LOG("WARNING: Your criteria for the focus command matches %d containers, "
1367 "while only exactly one container can be focused at a time.\n",
1370 cmd_output->needs_tree_render = true;
1371 ysuccess(count > 0);
1375 * Implementation of 'fullscreen enable|toggle [global]' and
1376 * 'fullscreen disable'
1379 void cmd_fullscreen(I3_CMD, const char *action, const char *fullscreen_mode) {
1380 fullscreen_mode_t mode = strcmp(fullscreen_mode, "global") == 0 ? CF_GLOBAL : CF_OUTPUT;
1381 DLOG("%s fullscreen, mode = %s\n", action, fullscreen_mode);
1386 TAILQ_FOREACH(current, &owindows, owindows) {
1387 DLOG("matching: %p / %s\n", current->con, current->con->name);
1388 if (strcmp(action, "toggle") == 0) {
1389 con_toggle_fullscreen(current->con, mode);
1390 } else if (strcmp(action, "enable") == 0) {
1391 con_enable_fullscreen(current->con, mode);
1392 } else if (strcmp(action, "disable") == 0) {
1393 con_disable_fullscreen(current->con);
1397 cmd_output->needs_tree_render = true;
1398 // XXX: default reply for now, make this a better reply
1403 * Implementation of 'sticky enable|disable|toggle'.
1406 void cmd_sticky(I3_CMD, const char *action) {
1407 DLOG("%s sticky on window\n", action);
1411 TAILQ_FOREACH(current, &owindows, owindows) {
1412 if (current->con->window == NULL) {
1413 ELOG("only containers holding a window can be made sticky, skipping con = %p\n", current->con);
1416 DLOG("setting sticky for container = %p / %s\n", current->con, current->con->name);
1418 bool sticky = false;
1419 if (strcmp(action, "enable") == 0)
1421 else if (strcmp(action, "disable") == 0)
1423 else if (strcmp(action, "toggle") == 0)
1424 sticky = !current->con->sticky;
1426 current->con->sticky = sticky;
1427 ewmh_update_sticky(current->con->window->id, sticky);
1430 /* A window we made sticky might not be on a visible workspace right now, so we need to make
1431 * sure it gets pushed to the front now. */
1432 output_push_sticky_windows(focused);
1434 ewmh_update_wm_desktop();
1436 cmd_output->needs_tree_render = true;
1441 * Implementation of 'move <direction> [<pixels> [px]]'.
1444 void cmd_move_direction(I3_CMD, const char *direction, long move_px) {
1448 Con *initially_focused = focused;
1450 TAILQ_FOREACH(current, &owindows, owindows) {
1451 DLOG("moving in direction %s, px %ld\n", direction, move_px);
1452 if (con_is_floating(current->con)) {
1453 DLOG("floating move with %ld pixels\n", move_px);
1454 Rect newrect = current->con->parent->rect;
1455 if (strcmp(direction, "left") == 0) {
1456 newrect.x -= move_px;
1457 } else if (strcmp(direction, "right") == 0) {
1458 newrect.x += move_px;
1459 } else if (strcmp(direction, "up") == 0) {
1460 newrect.y -= move_px;
1461 } else if (strcmp(direction, "down") == 0) {
1462 newrect.y += move_px;
1464 floating_reposition(current->con->parent, newrect);
1466 tree_move(current->con, (strcmp(direction, "right") == 0 ? D_RIGHT : (strcmp(direction, "left") == 0 ? D_LEFT : (strcmp(direction, "up") == 0 ? D_UP : D_DOWN))));
1467 cmd_output->needs_tree_render = true;
1471 /* the move command should not disturb focus */
1472 if (focused != initially_focused)
1473 con_focus(initially_focused);
1475 // XXX: default reply for now, make this a better reply
1480 * Implementation of 'layout default|stacked|stacking|tabbed|splitv|splith'.
1483 void cmd_layout(I3_CMD, const char *layout_str) {
1486 if (strcmp(layout_str, "stacking") == 0)
1487 layout_str = "stacked";
1489 /* default is a special case which will be handled in con_set_layout(). */
1490 if (strcmp(layout_str, "default") == 0)
1492 else if (strcmp(layout_str, "stacked") == 0)
1494 else if (strcmp(layout_str, "tabbed") == 0)
1496 else if (strcmp(layout_str, "splitv") == 0)
1498 else if (strcmp(layout_str, "splith") == 0)
1501 ELOG("Unknown layout \"%s\", this is a mismatch between code and parser spec.\n", layout_str);
1505 DLOG("changing layout to %s (%d)\n", layout_str, layout);
1508 TAILQ_FOREACH(current, &owindows, owindows) {
1509 if (con_is_docked(current->con)) {
1510 ELOG("cannot change layout of a docked container, skipping it.\n");
1514 DLOG("matching: %p / %s\n", current->con, current->con->name);
1515 con_set_layout(current->con, layout);
1518 cmd_output->needs_tree_render = true;
1519 // XXX: default reply for now, make this a better reply
1524 * Implementation of 'layout toggle [all|split]'.
1527 void cmd_layout_toggle(I3_CMD, const char *toggle_mode) {
1530 if (toggle_mode == NULL)
1531 toggle_mode = "default";
1533 DLOG("toggling layout (mode = %s)\n", toggle_mode);
1535 /* check if the match is empty, not if the result is empty */
1536 if (match_is_empty(current_match))
1537 con_toggle_layout(focused, toggle_mode);
1539 TAILQ_FOREACH(current, &owindows, owindows) {
1540 DLOG("matching: %p / %s\n", current->con, current->con->name);
1541 con_toggle_layout(current->con, toggle_mode);
1545 cmd_output->needs_tree_render = true;
1546 // XXX: default reply for now, make this a better reply
1551 * Implementation of 'exit'.
1554 void cmd_exit(I3_CMD) {
1555 LOG("Exiting due to user command.\n");
1556 #ifdef I3_ASAN_ENABLED
1557 __lsan_do_leak_check();
1560 unlink(config.ipc_socket_path);
1561 xcb_disconnect(conn);
1568 * Implementation of 'reload'.
1571 void cmd_reload(I3_CMD) {
1573 kill_nagbar(&config_error_nagbar_pid, false);
1574 kill_nagbar(&command_error_nagbar_pid, false);
1575 load_configuration(conn, NULL, true);
1577 /* Send an IPC event just in case the ws names have changed */
1578 ipc_send_workspace_event("reload", NULL, NULL);
1579 /* Send an update event for the barconfig just in case it has changed */
1582 // XXX: default reply for now, make this a better reply
1587 * Implementation of 'restart'.
1590 void cmd_restart(I3_CMD) {
1591 LOG("restarting i3\n");
1593 unlink(config.ipc_socket_path);
1594 /* We need to call this manually since atexit handlers don’t get called
1596 purge_zerobyte_logfile();
1599 // XXX: default reply for now, make this a better reply
1604 * Implementation of 'open'.
1607 void cmd_open(I3_CMD) {
1608 LOG("opening new container\n");
1609 Con *con = tree_open_con(NULL, NULL);
1610 con->layout = L_SPLITH;
1617 y(integer, (uintptr_t)con);
1620 cmd_output->needs_tree_render = true;
1624 * Implementation of 'focus output <output>'.
1627 void cmd_focus_output(I3_CMD, const char *name) {
1630 DLOG("name = %s\n", name);
1634 /* get the output */
1635 Output *current_output = NULL;
1638 TAILQ_FOREACH(current, &owindows, owindows)
1639 current_output = get_output_for_con(current->con);
1640 assert(current_output != NULL);
1642 output = get_output_from_string(current_output, name);
1645 LOG("No such output found.\n");
1650 /* get visible workspace on output */
1652 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1660 cmd_output->needs_tree_render = true;
1661 // XXX: default reply for now, make this a better reply
1666 * Implementation of 'move [window|container] [to] [absolute] position <px> [px] <px> [px]
1669 void cmd_move_window_to_position(I3_CMD, const char *method, long x, long y) {
1670 bool has_error = false;
1675 TAILQ_FOREACH(current, &owindows, owindows) {
1676 if (!con_is_floating(current->con)) {
1677 ELOG("Cannot change position. The window/container is not floating\n");
1680 yerror("Cannot change position of a window/container because it is not floating.");
1687 if (strcmp(method, "absolute") == 0) {
1688 current->con->parent->rect.x = x;
1689 current->con->parent->rect.y = y;
1691 DLOG("moving to absolute position %ld %ld\n", x, y);
1692 floating_maybe_reassign_ws(current->con->parent);
1693 cmd_output->needs_tree_render = true;
1696 if (strcmp(method, "position") == 0) {
1697 Rect newrect = current->con->parent->rect;
1699 DLOG("moving to position %ld %ld\n", x, y);
1703 floating_reposition(current->con->parent, newrect);
1707 // XXX: default reply for now, make this a better reply
1713 * Implementation of 'move [window|container] [to] [absolute] position center
1716 void cmd_move_window_to_center(I3_CMD, const char *method) {
1717 bool has_error = false;
1721 TAILQ_FOREACH(current, &owindows, owindows) {
1722 Con *floating_con = con_inside_floating(current->con);
1723 if (floating_con == NULL) {
1724 ELOG("con %p / %s is not floating, cannot move it to the center.\n",
1725 current->con, current->con->name);
1728 yerror("Cannot change position of a window/container because it is not floating.");
1735 if (strcmp(method, "absolute") == 0) {
1736 DLOG("moving to absolute center\n");
1737 floating_center(floating_con, croot->rect);
1739 floating_maybe_reassign_ws(floating_con);
1740 cmd_output->needs_tree_render = true;
1743 if (strcmp(method, "position") == 0) {
1744 DLOG("moving to center\n");
1745 floating_center(floating_con, con_get_workspace(floating_con)->rect);
1747 cmd_output->needs_tree_render = true;
1751 // XXX: default reply for now, make this a better reply
1757 * Implementation of 'move [window|container] [to] position mouse'
1760 void cmd_move_window_to_mouse(I3_CMD) {
1764 TAILQ_FOREACH(current, &owindows, owindows) {
1765 Con *floating_con = con_inside_floating(current->con);
1766 if (floating_con == NULL) {
1767 DLOG("con %p / %s is not floating, cannot move it to the mouse position.\n",
1768 current->con, current->con->name);
1772 DLOG("moving floating container %p / %s to cursor position\n", floating_con, floating_con->name);
1773 floating_move_to_pointer(floating_con);
1776 cmd_output->needs_tree_render = true;
1781 * Implementation of 'move scratchpad'.
1784 void cmd_move_scratchpad(I3_CMD) {
1785 DLOG("should move window to scratchpad\n");
1790 TAILQ_FOREACH(current, &owindows, owindows) {
1791 DLOG("matching: %p / %s\n", current->con, current->con->name);
1792 scratchpad_move(current->con);
1795 cmd_output->needs_tree_render = true;
1796 // XXX: default reply for now, make this a better reply
1801 * Implementation of 'scratchpad show'.
1804 void cmd_scratchpad_show(I3_CMD) {
1805 DLOG("should show scratchpad window\n");
1808 if (match_is_empty(current_match)) {
1809 scratchpad_show(NULL);
1811 TAILQ_FOREACH(current, &owindows, owindows) {
1812 DLOG("matching: %p / %s\n", current->con, current->con->name);
1813 scratchpad_show(current->con);
1817 cmd_output->needs_tree_render = true;
1818 // XXX: default reply for now, make this a better reply
1823 * Implementation of 'title_format <format>'
1826 void cmd_title_format(I3_CMD, const char *format) {
1827 DLOG("setting title_format to \"%s\"\n", format);
1831 TAILQ_FOREACH(current, &owindows, owindows) {
1832 DLOG("setting title_format for %p / %s\n", current->con, current->con->name);
1833 FREE(current->con->title_format);
1835 /* If we only display the title without anything else, we can skip the parsing step,
1836 * so we remove the title format altogether. */
1837 if (strcasecmp(format, "%title") != 0) {
1838 current->con->title_format = sstrdup(format);
1840 if (current->con->window != NULL) {
1841 i3String *formatted_title = con_parse_title_format(current->con);
1842 ewmh_update_visible_name(current->con->window->id, i3string_as_utf8(formatted_title));
1843 I3STRING_FREE(formatted_title);
1846 if (current->con->window != NULL) {
1847 /* We can remove _NET_WM_VISIBLE_NAME since we don't display a custom title. */
1848 ewmh_update_visible_name(current->con->window->id, NULL);
1852 if (current->con->window != NULL) {
1853 /* Make sure the window title is redrawn immediately. */
1854 current->con->window->name_x_changed = true;
1856 /* For windowless containers we also need to force the redrawing. */
1857 FREE(current->con->deco_render_params);
1861 cmd_output->needs_tree_render = true;
1866 * Implementation of 'rename workspace [<name>] to <name>'
1869 void cmd_rename_workspace(I3_CMD, const char *old_name, const char *new_name) {
1870 if (strncasecmp(new_name, "__", strlen("__")) == 0) {
1871 LOG("Cannot rename workspace to \"%s\": names starting with __ are i3-internal.\n", new_name);
1876 LOG("Renaming workspace \"%s\" to \"%s\"\n", old_name, new_name);
1878 LOG("Renaming current workspace to \"%s\"\n", new_name);
1881 Con *output, *workspace = NULL;
1883 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
1884 GREP_FIRST(workspace, output_get_content(output),
1885 !strcasecmp(child->name, old_name));
1887 workspace = con_get_workspace(focused);
1888 old_name = workspace->name;
1892 yerror("Old workspace \"%s\" not found", old_name);
1896 Con *check_dest = NULL;
1897 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
1898 GREP_FIRST(check_dest, output_get_content(output),
1899 !strcasecmp(child->name, new_name));
1901 /* If check_dest == workspace, the user might be changing the case of the
1902 * workspace, or it might just be a no-op. */
1903 if (check_dest != NULL && check_dest != workspace) {
1904 yerror("New workspace \"%s\" already exists", new_name);
1908 /* Change the name and try to parse it as a number. */
1909 /* old_name might refer to workspace->name, so copy it before free()ing */
1910 char *old_name_copy = sstrdup(old_name);
1911 FREE(workspace->name);
1912 workspace->name = sstrdup(new_name);
1914 workspace->num = ws_name_to_number(new_name);
1915 LOG("num = %d\n", workspace->num);
1917 /* By re-attaching, the sort order will be correct afterwards. */
1918 Con *previously_focused = focused;
1919 Con *parent = workspace->parent;
1920 con_detach(workspace);
1921 con_attach(workspace, parent, false);
1923 /* Move the workspace to the correct output if it has an assignment */
1924 struct Workspace_Assignment *assignment = NULL;
1925 TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
1926 if (assignment->output == NULL)
1928 if (strcmp(assignment->name, workspace->name) != 0 && (!name_is_digits(assignment->name) || ws_name_to_number(assignment->name) != workspace->num)) {
1932 workspace_move_to_output(workspace, assignment->output);
1934 if (previously_focused)
1935 workspace_show(con_get_workspace(previously_focused));
1940 /* Restore the previous focus since con_attach messes with the focus. */
1941 con_focus(previously_focused);
1943 cmd_output->needs_tree_render = true;
1946 ipc_send_workspace_event("rename", workspace, NULL);
1947 ewmh_update_desktop_names();
1948 ewmh_update_desktop_viewport();
1949 ewmh_update_current_desktop();
1951 startup_sequence_rename_workspace(old_name_copy, new_name);
1952 free(old_name_copy);
1956 * Implementation of 'bar mode dock|hide|invisible|toggle [<bar_id>]'
1959 bool cmd_bar_mode(const char *bar_mode, const char *bar_id) {
1961 bool toggle = false;
1962 if (strcmp(bar_mode, "dock") == 0)
1964 else if (strcmp(bar_mode, "hide") == 0)
1966 else if (strcmp(bar_mode, "invisible") == 0)
1968 else if (strcmp(bar_mode, "toggle") == 0)
1971 ELOG("Unknown bar mode \"%s\", this is a mismatch between code and parser spec.\n", bar_mode);
1975 bool changed_sth = false;
1976 Barconfig *current = NULL;
1977 TAILQ_FOREACH(current, &barconfigs, configs) {
1978 if (bar_id && strcmp(current->id, bar_id) != 0)
1982 mode = (current->mode + 1) % 2;
1984 DLOG("Changing bar mode of bar_id '%s' to '%s (%d)'\n", current->id, bar_mode, mode);
1985 current->mode = mode;
1992 if (bar_id && !changed_sth) {
1993 DLOG("Changing bar mode of bar_id %s failed, bar_id not found.\n", bar_id);
2001 * Implementation of 'bar hidden_state hide|show|toggle [<bar_id>]'
2004 bool cmd_bar_hidden_state(const char *bar_hidden_state, const char *bar_id) {
2005 int hidden_state = S_SHOW;
2006 bool toggle = false;
2007 if (strcmp(bar_hidden_state, "hide") == 0)
2008 hidden_state = S_HIDE;
2009 else if (strcmp(bar_hidden_state, "show") == 0)
2010 hidden_state = S_SHOW;
2011 else if (strcmp(bar_hidden_state, "toggle") == 0)
2014 ELOG("Unknown bar state \"%s\", this is a mismatch between code and parser spec.\n", bar_hidden_state);
2018 bool changed_sth = false;
2019 Barconfig *current = NULL;
2020 TAILQ_FOREACH(current, &barconfigs, configs) {
2021 if (bar_id && strcmp(current->id, bar_id) != 0)
2025 hidden_state = (current->hidden_state + 1) % 2;
2027 DLOG("Changing bar hidden_state of bar_id '%s' to '%s (%d)'\n", current->id, bar_hidden_state, hidden_state);
2028 current->hidden_state = hidden_state;
2035 if (bar_id && !changed_sth) {
2036 DLOG("Changing bar hidden_state of bar_id %s failed, bar_id not found.\n", bar_id);
2044 * Implementation of 'bar (hidden_state hide|show|toggle)|(mode dock|hide|invisible|toggle) [<bar_id>]'
2047 void cmd_bar(I3_CMD, const char *bar_type, const char *bar_value, const char *bar_id) {
2049 if (strcmp(bar_type, "mode") == 0)
2050 ret = cmd_bar_mode(bar_value, bar_id);
2051 else if (strcmp(bar_type, "hidden_state") == 0)
2052 ret = cmd_bar_hidden_state(bar_value, bar_id);
2054 ELOG("Unknown bar option type \"%s\", this is a mismatch between code and parser spec.\n", bar_type);
2066 * Implementation of 'shmlog <size>|toggle|on|off'
2069 void cmd_shmlog(I3_CMD, const char *argument) {
2070 if (!strcmp(argument, "toggle"))
2071 /* Toggle shm log, if size is not 0. If it is 0, set it to default. */
2072 shmlog_size = shmlog_size ? -shmlog_size : default_shmlog_size;
2073 else if (!strcmp(argument, "on"))
2074 shmlog_size = default_shmlog_size;
2075 else if (!strcmp(argument, "off"))
2078 /* If shm logging now, restart logging with the new size. */
2079 if (shmlog_size > 0) {
2081 LOG("Restarting shm logging...\n");
2084 shmlog_size = atoi(argument);
2085 /* Make a weakly attempt at ensuring the argument is valid. */
2086 if (shmlog_size <= 0)
2087 shmlog_size = default_shmlog_size;
2089 LOG("%s shm logging\n", shmlog_size > 0 ? "Enabling" : "Disabling");
2091 update_shmlog_atom();
2092 // XXX: default reply for now, make this a better reply
2097 * Implementation of 'debuglog toggle|on|off'
2100 void cmd_debuglog(I3_CMD, const char *argument) {
2101 bool logging = get_debug_logging();
2102 if (!strcmp(argument, "toggle")) {
2103 LOG("%s debug logging\n", logging ? "Disabling" : "Enabling");
2104 set_debug_logging(!logging);
2105 } else if (!strcmp(argument, "on") && !logging) {
2106 LOG("Enabling debug logging\n");
2107 set_debug_logging(true);
2108 } else if (!strcmp(argument, "off") && logging) {
2109 LOG("Disabling debug logging\n");
2110 set_debug_logging(false);
2112 // XXX: default reply for now, make this a better reply