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 {
150 typedef TAILQ_HEAD(owindows_head, owindow) owindows_head;
152 static owindows_head owindows;
155 * Initializes the specified 'Match' data structure and the initial state of
156 * commands.c for matching target windows of a command.
159 void cmd_criteria_init(I3_CMD) {
163 DLOG("Initializing criteria, current_match = %p\n", current_match);
164 match_free(current_match);
165 match_init(current_match);
166 while (!TAILQ_EMPTY(&owindows)) {
167 ow = TAILQ_FIRST(&owindows);
168 TAILQ_REMOVE(&owindows, ow, owindows);
171 TAILQ_INIT(&owindows);
173 TAILQ_FOREACH(con, &all_cons, all_cons) {
174 ow = smalloc(sizeof(owindow));
176 TAILQ_INSERT_TAIL(&owindows, ow, owindows);
181 * A match specification just finished (the closing square bracket was found),
182 * so we filter the list of owindows.
185 void cmd_criteria_match_windows(I3_CMD) {
186 owindow *next, *current;
188 DLOG("match specification finished, matching...\n");
189 /* copy the old list head to iterate through it and start with a fresh
190 * list which will contain only matching windows */
191 struct owindows_head old = owindows;
192 TAILQ_INIT(&owindows);
193 for (next = TAILQ_FIRST(&old); next != TAILQ_END(&old);) {
194 /* make a copy of the next pointer and advance the pointer to the
195 * next element as we are going to invalidate the element’s
196 * next/prev pointers by calling TAILQ_INSERT_TAIL later */
198 next = TAILQ_NEXT(next, owindows);
200 DLOG("checking if con %p / %s matches\n", current->con, current->con->name);
202 /* We use this flag to prevent matching on window-less containers if
203 * only window-specific criteria were specified. */
204 bool accept_match = false;
206 if (current_match->con_id != NULL) {
209 if (current_match->con_id == current->con) {
210 DLOG("con_id matched.\n");
212 DLOG("con_id does not match.\n");
218 if (current_match->mark != NULL && !TAILQ_EMPTY(&(current->con->marks_head))) {
220 bool matched_by_mark = false;
223 TAILQ_FOREACH(mark, &(current->con->marks_head), marks) {
224 if (!regex_matches(current_match->mark, mark->name))
227 DLOG("match by mark\n");
228 matched_by_mark = true;
232 if (!matched_by_mark) {
233 DLOG("mark does not match.\n");
239 if (current->con->window != NULL) {
240 if (match_matches_window(current_match, current->con->window)) {
241 DLOG("matches window!\n");
244 DLOG("doesn't match\n");
251 TAILQ_INSERT_TAIL(&owindows, current, owindows);
258 TAILQ_FOREACH(current, &owindows, owindows) {
259 DLOG("matching: %p / %s\n", current->con, current->con->name);
264 * Interprets a ctype=cvalue pair and adds it to the current match
268 void cmd_criteria_add(I3_CMD, const char *ctype, const char *cvalue) {
269 match_parse_property(current_match, ctype, cvalue);
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) {
280 DLOG("which=%s\n", which);
282 /* We have nothing to move:
283 * when criteria was specified but didn't match any window or
284 * when criteria wasn't specified and we don't have any window focused. */
285 if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
286 (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
287 !con_has_children(focused))) {
294 /* get the workspace */
296 if (strcmp(which, "next") == 0)
297 ws = workspace_next();
298 else if (strcmp(which, "prev") == 0)
299 ws = workspace_prev();
300 else if (strcmp(which, "next_on_output") == 0)
301 ws = workspace_next_on_output();
302 else if (strcmp(which, "prev_on_output") == 0)
303 ws = workspace_prev_on_output();
304 else if (strcmp(which, "current") == 0)
305 ws = con_get_workspace(focused);
307 ELOG("BUG: called with which=%s\n", which);
312 TAILQ_FOREACH(current, &owindows, owindows) {
313 DLOG("matching: %p / %s\n", current->con, current->con->name);
314 con_move_to_workspace(current->con, ws, true, false, false);
317 cmd_output->needs_tree_render = true;
318 // XXX: default reply for now, make this a better reply
323 * Implementation of 'move [window|container] [to] workspace back_and_forth'.
326 void cmd_move_con_to_workspace_back_and_forth(I3_CMD) {
330 ws = workspace_back_and_forth_get();
333 yerror("No workspace was previously active.");
339 TAILQ_FOREACH(current, &owindows, owindows) {
340 DLOG("matching: %p / %s\n", current->con, current->con->name);
341 con_move_to_workspace(current->con, ws, true, false, false);
344 cmd_output->needs_tree_render = true;
345 // XXX: default reply for now, make this a better reply
350 * Implementation of 'move [--no-auto-back-and-forth] [window|container] [to] workspace <name>'.
353 void cmd_move_con_to_workspace_name(I3_CMD, const char *name, const char *_no_auto_back_and_forth) {
354 if (strncasecmp(name, "__", strlen("__")) == 0) {
355 LOG("You cannot move containers to i3-internal workspaces (\"%s\").\n", name);
360 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
363 /* We have nothing to move:
364 * when criteria was specified but didn't match any window or
365 * when criteria wasn't specified and we don't have any window focused. */
366 if (!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) {
367 ELOG("No windows match your criteria, cannot move.\n");
370 } else if (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
371 !con_has_children(focused)) {
376 LOG("should move window to workspace %s\n", name);
377 /* get the workspace */
378 Con *ws = workspace_get(name, NULL);
380 if (!no_auto_back_and_forth)
381 ws = maybe_auto_back_and_forth_workspace(ws);
385 TAILQ_FOREACH(current, &owindows, owindows) {
386 DLOG("matching: %p / %s\n", current->con, current->con->name);
387 con_move_to_workspace(current->con, ws, true, false, false);
390 cmd_output->needs_tree_render = true;
391 // XXX: default reply for now, make this a better reply
396 * Implementation of 'move [--no-auto-back-and-forth] [window|container] [to] workspace number <name>'.
399 void cmd_move_con_to_workspace_number(I3_CMD, const char *which, const char *_no_auto_back_and_forth) {
400 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
403 /* We have nothing to move:
404 * when criteria was specified but didn't match any window or
405 * when criteria wasn't specified and we don't have any window focused. */
406 if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
407 (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
408 !con_has_children(focused))) {
413 LOG("should move window to workspace %s\n", which);
414 /* get the workspace */
415 Con *output, *workspace = NULL;
417 long parsed_num = ws_name_to_number(which);
419 if (parsed_num == -1) {
420 LOG("Could not parse initial part of \"%s\" as a number.\n", which);
421 yerror("Could not parse number \"%s\"", which);
425 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
426 GREP_FIRST(workspace, output_get_content(output),
427 child->num == parsed_num);
430 workspace = workspace_get(which, NULL);
433 if (!no_auto_back_and_forth)
434 workspace = maybe_auto_back_and_forth_workspace(workspace);
438 TAILQ_FOREACH(current, &owindows, owindows) {
439 DLOG("matching: %p / %s\n", current->con, current->con->name);
440 con_move_to_workspace(current->con, workspace, true, false, false);
443 cmd_output->needs_tree_render = true;
444 // XXX: default reply for now, make this a better reply
448 static void cmd_resize_floating(I3_CMD, const char *way, const char *direction, Con *floating_con, int px) {
449 LOG("floating resize\n");
450 Rect old_rect = floating_con->rect;
451 Con *focused_con = con_descend_focused(floating_con);
453 /* ensure that resize will take place even if pixel increment is smaller than
454 * height increment or width increment.
456 const i3Window *window = focused_con->window;
457 if (window != NULL) {
458 if (strcmp(direction, "up") == 0 || strcmp(direction, "down") == 0 ||
459 strcmp(direction, "height") == 0) {
461 px = (-px < window->height_increment) ? -window->height_increment : px;
463 px = (px < window->height_increment) ? window->height_increment : px;
464 } else if (strcmp(direction, "left") == 0 || strcmp(direction, "right") == 0) {
466 px = (-px < window->width_increment) ? -window->width_increment : px;
468 px = (px < window->width_increment) ? window->width_increment : px;
472 if (strcmp(direction, "up") == 0) {
473 floating_con->rect.height += px;
474 } else if (strcmp(direction, "down") == 0 || strcmp(direction, "height") == 0) {
475 floating_con->rect.height += px;
476 } else if (strcmp(direction, "left") == 0) {
477 floating_con->rect.width += px;
479 floating_con->rect.width += px;
482 floating_check_size(floating_con);
484 /* Did we actually resize anything or did the size constraints prevent us?
485 * If we could not resize, exit now to not move the window. */
486 if (memcmp(&old_rect, &(floating_con->rect), sizeof(Rect)) == 0)
489 if (strcmp(direction, "up") == 0) {
490 floating_con->rect.y -= (floating_con->rect.height - old_rect.height);
491 } else if (strcmp(direction, "left") == 0) {
492 floating_con->rect.x -= (floating_con->rect.width - old_rect.width);
495 /* If this is a scratchpad window, don't auto center it from now on. */
496 if (floating_con->scratchpad_state == SCRATCHPAD_FRESH)
497 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;
505 if (!strcmp(direction, "left"))
506 search_direction = D_LEFT;
507 else if (!strcmp(direction, "right"))
508 search_direction = D_RIGHT;
509 else if (!strcmp(direction, "up"))
510 search_direction = D_UP;
512 search_direction = D_DOWN;
514 bool res = resize_find_tiling_participants(&first, &second, search_direction);
516 LOG("No second container in this direction found.\n");
521 /* get the default percentage */
522 int children = con_num_children(first->parent);
523 LOG("ins. %d children\n", children);
524 double percentage = 1.0 / children;
525 LOG("default percentage = %f\n", percentage);
528 LOG("second->percent = %f\n", second->percent);
529 LOG("first->percent before = %f\n", first->percent);
530 if (first->percent == 0.0)
531 first->percent = percentage;
532 if (second->percent == 0.0)
533 second->percent = percentage;
534 double new_first_percent = first->percent + ((double)ppt / 100.0);
535 double new_second_percent = second->percent - ((double)ppt / 100.0);
536 LOG("new_first_percent = %f\n", new_first_percent);
537 LOG("new_second_percent = %f\n", new_second_percent);
538 /* Ensure that the new percentages are positive and greater than
539 * 0.05 to have a reasonable minimum size. */
540 if (definitelyGreaterThan(new_first_percent, 0.05, DBL_EPSILON) &&
541 definitelyGreaterThan(new_second_percent, 0.05, DBL_EPSILON)) {
542 first->percent += ((double)ppt / 100.0);
543 second->percent -= ((double)ppt / 100.0);
544 LOG("first->percent after = %f\n", first->percent);
545 LOG("second->percent after = %f\n", second->percent);
547 LOG("Not resizing, already at minimum size\n");
553 static bool cmd_resize_tiling_width_height(I3_CMD, Con *current, const char *way, const char *direction, int ppt) {
554 LOG("width/height resize\n");
555 /* get the appropriate current container (skip stacked/tabbed cons) */
556 while (current->parent->layout == L_STACKED ||
557 current->parent->layout == L_TABBED)
558 current = current->parent;
560 /* Then further go up until we find one with the matching orientation. */
561 orientation_t search_orientation =
562 (strcmp(direction, "width") == 0 ? HORIZ : VERT);
564 while (current->type != CT_WORKSPACE &&
565 current->type != CT_FLOATING_CON &&
566 (con_orientation(current->parent) != search_orientation || con_num_children(current->parent) == 1))
567 current = current->parent;
569 /* get the default percentage */
570 int children = con_num_children(current->parent);
571 LOG("ins. %d children\n", children);
572 double percentage = 1.0 / children;
573 LOG("default percentage = %f\n", percentage);
575 orientation_t orientation = con_orientation(current->parent);
577 if ((orientation == HORIZ &&
578 strcmp(direction, "height") == 0) ||
579 (orientation == VERT &&
580 strcmp(direction, "width") == 0)) {
581 LOG("You cannot resize in that direction. Your focus is in a %s split container currently.\n",
582 (orientation == HORIZ ? "horizontal" : "vertical"));
588 LOG("This is the only container, cannot resize.\n");
593 /* Ensure all the other children have a percentage set. */
595 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
596 LOG("child->percent = %f (child %p)\n", child->percent, child);
597 if (child->percent == 0.0)
598 child->percent = percentage;
601 double new_current_percent = current->percent + ((double)ppt / 100.0);
602 double subtract_percent = ((double)ppt / 100.0) / (children - 1);
603 LOG("new_current_percent = %f\n", new_current_percent);
604 LOG("subtract_percent = %f\n", subtract_percent);
605 /* Ensure that the new percentages are positive and greater than
606 * 0.05 to have a reasonable minimum size. */
607 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
608 if (child == current)
610 if (!definitelyGreaterThan(child->percent - subtract_percent, 0.05, DBL_EPSILON)) {
611 LOG("Not resizing, already at minimum size (child %p would end up with a size of %.f\n", child, child->percent - subtract_percent);
616 if (!definitelyGreaterThan(new_current_percent, 0.05, DBL_EPSILON)) {
617 LOG("Not resizing, already at minimum size\n");
622 current->percent += ((double)ppt / 100.0);
623 LOG("current->percent after = %f\n", current->percent);
625 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
626 if (child == current)
628 child->percent -= subtract_percent;
629 LOG("child->percent after (%p) = %f\n", child, child->percent);
636 * Implementation of 'resize grow|shrink <direction> [<px> px] [or <ppt> ppt]'.
639 void cmd_resize(I3_CMD, const char *way, const char *direction, long resize_px, long resize_ppt) {
640 DLOG("resizing in way %s, direction %s, px %ld or ppt %ld\n", way, direction, resize_px, resize_ppt);
641 if (strcmp(way, "shrink") == 0) {
649 TAILQ_FOREACH(current, &owindows, owindows) {
650 /* Don't handle dock windows (issue #1201) */
651 if (current->con->window && current->con->window->dock) {
652 DLOG("This is a dock window. Not resizing (con = %p)\n)", current->con);
657 if ((floating_con = con_inside_floating(current->con))) {
658 cmd_resize_floating(current_match, cmd_output, way, direction, floating_con, resize_px);
660 if (strcmp(direction, "width") == 0 ||
661 strcmp(direction, "height") == 0) {
662 if (!cmd_resize_tiling_width_height(current_match, cmd_output,
663 current->con, way, direction, resize_ppt))
666 if (!cmd_resize_tiling_direction(current_match, cmd_output,
667 current->con, way, direction, resize_ppt))
673 cmd_output->needs_tree_render = true;
674 // XXX: default reply for now, make this a better reply
679 * Implementation of 'resize set <px> [px] <px> [px]'.
682 void cmd_resize_set(I3_CMD, long cwidth, long cheight) {
683 DLOG("resizing to %ldx%ld px\n", cwidth, cheight);
684 if (cwidth <= 0 || cheight <= 0) {
685 ELOG("Resize failed: dimensions cannot be negative (was %ldx%ld)\n", cwidth, cheight);
692 TAILQ_FOREACH(current, &owindows, owindows) {
694 if ((floating_con = con_inside_floating(current->con))) {
695 floating_resize(floating_con, cwidth, cheight);
697 ELOG("Resize failed: %p not a floating container\n", current->con);
701 cmd_output->needs_tree_render = true;
702 // XXX: default reply for now, make this a better reply
707 * Implementation of 'border normal|pixel [<n>]', 'border none|1pixel|toggle'.
710 void cmd_border(I3_CMD, const char *border_style_str, long border_width) {
711 DLOG("border style should be changed to %s with border width %ld\n", border_style_str, border_width);
716 TAILQ_FOREACH(current, &owindows, owindows) {
717 DLOG("matching: %p / %s\n", current->con, current->con->name);
718 int border_style = current->con->border_style;
719 int con_border_width = border_width;
721 if (strcmp(border_style_str, "toggle") == 0) {
724 if (border_style == BS_NORMAL)
725 con_border_width = 2;
726 else if (border_style == BS_NONE)
727 con_border_width = 0;
728 else if (border_style == BS_PIXEL)
729 con_border_width = 1;
731 if (strcmp(border_style_str, "normal") == 0) {
732 border_style = BS_NORMAL;
733 } else if (strcmp(border_style_str, "pixel") == 0) {
734 border_style = BS_PIXEL;
735 } else if (strcmp(border_style_str, "1pixel") == 0) {
736 border_style = BS_PIXEL;
737 con_border_width = 1;
738 } else if (strcmp(border_style_str, "none") == 0) {
739 border_style = BS_NONE;
741 ELOG("BUG: called with border_style=%s\n", border_style_str);
747 con_set_border_style(current->con, border_style, logical_px(con_border_width));
750 cmd_output->needs_tree_render = true;
751 // XXX: default reply for now, make this a better reply
756 * Implementation of 'nop <comment>'.
759 void cmd_nop(I3_CMD, const char *comment) {
760 LOG("-------------------------------------------------\n");
761 LOG(" NOP: %s\n", comment);
762 LOG("-------------------------------------------------\n");
766 * Implementation of 'append_layout <path>'.
769 void cmd_append_layout(I3_CMD, const char *cpath) {
770 char *path = sstrdup(cpath);
771 LOG("Appending layout \"%s\"\n", path);
773 /* Make sure we allow paths like '~/.i3/layout.json' */
774 path = resolve_tilde(path);
776 json_content_t content = json_determine_content(path);
777 LOG("JSON content = %d\n", content);
778 if (content == JSON_CONTENT_UNKNOWN) {
779 ELOG("Could not determine the contents of \"%s\", not loading.\n", path);
780 yerror("Could not determine the contents of \"%s\".", path);
785 Con *parent = focused;
786 if (content == JSON_CONTENT_WORKSPACE) {
787 parent = output_get_content(con_get_output(parent));
789 /* We need to append the layout to a split container, since a leaf
790 * container must not have any children (by definition).
791 * Note that we explicitly check for workspaces, since they are okay for
792 * this purpose, but con_accepts_window() returns false for workspaces. */
793 while (parent->type != CT_WORKSPACE && !con_accepts_window(parent))
794 parent = parent->parent;
796 DLOG("Appending to parent=%p instead of focused=%p\n", parent, focused);
797 char *errormsg = NULL;
798 tree_append_json(parent, path, &errormsg);
799 if (errormsg != NULL) {
802 /* Note that we continue executing since tree_append_json() has
803 * side-effects — user-provided layouts can be partly valid, partly
804 * invalid, leading to half of the placeholder containers being
810 // XXX: This is a bit of a kludge. Theoretically, render_con(parent,
811 // false); should be enough, but when sending 'workspace 4; append_layout
812 // /tmp/foo.json', the needs_tree_render == true of the workspace command
813 // is not executed yet and will be batched with append_layout’s
814 // needs_tree_render after the parser finished. We should check if that is
816 render_con(croot, false);
818 restore_open_placeholder_windows(parent);
820 if (content == JSON_CONTENT_WORKSPACE)
821 ipc_send_workspace_event("restored", parent, NULL);
824 cmd_output->needs_tree_render = true;
828 * Implementation of 'workspace next|prev|next_on_output|prev_on_output'.
831 void cmd_workspace(I3_CMD, const char *which) {
834 DLOG("which=%s\n", which);
836 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
837 LOG("Cannot switch workspace while in global fullscreen\n");
842 if (strcmp(which, "next") == 0)
843 ws = workspace_next();
844 else if (strcmp(which, "prev") == 0)
845 ws = workspace_prev();
846 else if (strcmp(which, "next_on_output") == 0)
847 ws = workspace_next_on_output();
848 else if (strcmp(which, "prev_on_output") == 0)
849 ws = workspace_prev_on_output();
851 ELOG("BUG: called with which=%s\n", which);
858 cmd_output->needs_tree_render = true;
859 // XXX: default reply for now, make this a better reply
864 * Implementation of 'workspace [--no-auto-back-and-forth] number <name>'
867 void cmd_workspace_number(I3_CMD, const char *which, const char *_no_auto_back_and_forth) {
868 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
869 Con *output, *workspace = NULL;
871 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
872 LOG("Cannot switch workspace while in global fullscreen\n");
877 long parsed_num = ws_name_to_number(which);
879 if (parsed_num == -1) {
880 LOG("Could not parse initial part of \"%s\" as a number.\n", which);
881 yerror("Could not parse number \"%s\"", which);
885 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
886 GREP_FIRST(workspace, output_get_content(output),
887 child->num == parsed_num);
890 LOG("There is no workspace with number %ld, creating a new one.\n", parsed_num);
892 workspace_show_by_name(which);
893 cmd_output->needs_tree_render = true;
896 if (!no_auto_back_and_forth && maybe_back_and_forth(cmd_output, workspace->name))
898 workspace_show(workspace);
900 cmd_output->needs_tree_render = true;
901 // XXX: default reply for now, make this a better reply
906 * Implementation of 'workspace back_and_forth'.
909 void cmd_workspace_back_and_forth(I3_CMD) {
910 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
911 LOG("Cannot switch workspace while in global fullscreen\n");
916 workspace_back_and_forth();
918 cmd_output->needs_tree_render = true;
919 // XXX: default reply for now, make this a better reply
924 * Implementation of 'workspace [--no-auto-back-and-forth] <name>'
927 void cmd_workspace_name(I3_CMD, const char *name, const char *_no_auto_back_and_forth) {
928 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
930 if (strncasecmp(name, "__", strlen("__")) == 0) {
931 LOG("You cannot switch to the i3-internal workspaces (\"%s\").\n", name);
936 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
937 LOG("Cannot switch workspace while in global fullscreen\n");
942 DLOG("should switch to workspace %s\n", name);
943 if (!no_auto_back_and_forth && maybe_back_and_forth(cmd_output, name))
945 workspace_show_by_name(name);
947 cmd_output->needs_tree_render = true;
948 // XXX: default reply for now, make this a better reply
953 * Implementation of 'mark [--add|--replace] [--toggle] <mark>'
956 void cmd_mark(I3_CMD, const char *mark, const char *mode, const char *toggle) {
959 owindow *current = TAILQ_FIRST(&owindows);
960 if (current == NULL) {
965 /* Marks must be unique, i.e., no two windows must have the same mark. */
966 if (current != TAILQ_LAST(&owindows, owindows_head)) {
967 yerror("A mark must not be put onto more than one window");
971 DLOG("matching: %p / %s\n", current->con, current->con->name);
973 mark_mode_t mark_mode = (mode == NULL || strcmp(mode, "--replace") == 0) ? MM_REPLACE : MM_ADD;
974 if (toggle != NULL) {
975 con_mark_toggle(current->con, mark, mark_mode);
977 con_mark(current->con, mark, mark_mode);
980 cmd_output->needs_tree_render = true;
981 // XXX: default reply for now, make this a better reply
986 * Implementation of 'unmark [mark]'
989 void cmd_unmark(I3_CMD, const char *mark) {
990 if (match_is_empty(current_match)) {
991 con_unmark(NULL, mark);
994 TAILQ_FOREACH(current, &owindows, owindows) {
995 con_unmark(current->con, mark);
999 cmd_output->needs_tree_render = true;
1000 // XXX: default reply for now, make this a better reply
1005 * Implementation of 'mode <string>'.
1008 void cmd_mode(I3_CMD, const char *mode) {
1009 DLOG("mode=%s\n", mode);
1012 // XXX: default reply for now, make this a better reply
1017 * Implementation of 'move [window|container] [to] output <str>'.
1020 void cmd_move_con_to_output(I3_CMD, const char *name) {
1021 DLOG("Should move window to output \"%s\".\n", name);
1025 bool had_error = false;
1026 TAILQ_FOREACH(current, &owindows, owindows) {
1027 DLOG("matching: %p / %s\n", current->con, current->con->name);
1029 Output *current_output = get_output_for_con(current->con);
1030 assert(current_output != NULL);
1032 Output *output = get_output_from_string(current_output, name);
1033 if (output == NULL) {
1034 ELOG("Could not find output \"%s\", skipping.\n", name);
1040 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1042 ELOG("Could not find a visible workspace on output %p.\n", output);
1047 con_move_to_workspace(current->con, ws, true, false, false);
1050 cmd_output->needs_tree_render = true;
1051 ysuccess(!had_error);
1055 * Implementation of 'move [container|window] [to] mark <str>'.
1058 void cmd_move_con_to_mark(I3_CMD, const char *mark) {
1059 DLOG("moving window to mark \"%s\"\n", mark);
1065 TAILQ_FOREACH(current, &owindows, owindows) {
1066 DLOG("moving matched window %p / %s to mark \"%s\"\n", current->con, current->con->name, mark);
1067 result &= con_move_to_mark(current->con, mark);
1070 cmd_output->needs_tree_render = true;
1075 * Implementation of 'floating enable|disable|toggle'
1078 void cmd_floating(I3_CMD, const char *floating_mode) {
1081 DLOG("floating_mode=%s\n", floating_mode);
1085 TAILQ_FOREACH(current, &owindows, owindows) {
1086 DLOG("matching: %p / %s\n", current->con, current->con->name);
1087 if (strcmp(floating_mode, "toggle") == 0) {
1088 DLOG("should toggle mode\n");
1089 toggle_floating_mode(current->con, false);
1091 DLOG("should switch mode to %s\n", floating_mode);
1092 if (strcmp(floating_mode, "enable") == 0) {
1093 floating_enable(current->con, false);
1095 floating_disable(current->con, false);
1100 cmd_output->needs_tree_render = true;
1101 // XXX: default reply for now, make this a better reply
1106 * Implementation of 'move workspace to [output] <str>'.
1109 void cmd_move_workspace_to_output(I3_CMD, const char *name) {
1110 DLOG("should move workspace to output %s\n", name);
1115 TAILQ_FOREACH(current, &owindows, owindows) {
1116 Con *ws = con_get_workspace(current->con);
1117 bool success = workspace_move_to_output(ws, name);
1119 ELOG("Failed to move workspace to output.\n");
1125 cmd_output->needs_tree_render = true;
1126 // XXX: default reply for now, make this a better reply
1131 * Implementation of 'split v|h|t|vertical|horizontal|toggle'.
1134 void cmd_split(I3_CMD, const char *direction) {
1138 LOG("splitting in direction %c\n", direction[0]);
1139 TAILQ_FOREACH(current, &owindows, owindows) {
1140 if (con_is_docked(current->con)) {
1141 ELOG("Cannot split a docked container, skipping.\n");
1145 DLOG("matching: %p / %s\n", current->con, current->con->name);
1146 if (direction[0] == 't') {
1147 layout_t current_layout;
1148 if (current->con->type == CT_WORKSPACE) {
1149 current_layout = current->con->layout;
1151 current_layout = current->con->parent->layout;
1153 /* toggling split orientation */
1154 if (current_layout == L_SPLITH) {
1155 tree_split(current->con, VERT);
1157 tree_split(current->con, HORIZ);
1160 tree_split(current->con, (direction[0] == 'v' ? VERT : HORIZ));
1164 cmd_output->needs_tree_render = true;
1165 // XXX: default reply for now, make this a better reply
1170 * Implementation of 'kill [window|client]'.
1173 void cmd_kill(I3_CMD, const char *kill_mode_str) {
1174 if (kill_mode_str == NULL)
1175 kill_mode_str = "window";
1177 DLOG("kill_mode=%s\n", kill_mode_str);
1180 if (strcmp(kill_mode_str, "window") == 0)
1181 kill_mode = KILL_WINDOW;
1182 else if (strcmp(kill_mode_str, "client") == 0)
1183 kill_mode = KILL_CLIENT;
1185 ELOG("BUG: called with kill_mode=%s\n", kill_mode_str);
1193 TAILQ_FOREACH(current, &owindows, owindows) {
1194 con_close(current->con, kill_mode);
1197 cmd_output->needs_tree_render = true;
1198 // XXX: default reply for now, make this a better reply
1203 * Implementation of 'exec [--no-startup-id] <command>'.
1206 void cmd_exec(I3_CMD, const char *nosn, const char *command) {
1207 bool no_startup_id = (nosn != NULL);
1209 DLOG("should execute %s, no_startup_id = %d\n", command, no_startup_id);
1210 start_application(command, no_startup_id);
1212 // XXX: default reply for now, make this a better reply
1217 * Implementation of 'focus left|right|up|down'.
1220 void cmd_focus_direction(I3_CMD, const char *direction) {
1221 DLOG("direction = *%s*\n", direction);
1223 if (strcmp(direction, "left") == 0)
1224 tree_next('p', HORIZ);
1225 else if (strcmp(direction, "right") == 0)
1226 tree_next('n', HORIZ);
1227 else if (strcmp(direction, "up") == 0)
1228 tree_next('p', VERT);
1229 else if (strcmp(direction, "down") == 0)
1230 tree_next('n', VERT);
1232 ELOG("Invalid focus direction (%s)\n", direction);
1237 cmd_output->needs_tree_render = true;
1238 // XXX: default reply for now, make this a better reply
1243 * Implementation of 'focus tiling|floating|mode_toggle'.
1246 void cmd_focus_window_mode(I3_CMD, const char *window_mode) {
1247 DLOG("window_mode = %s\n", window_mode);
1249 Con *ws = con_get_workspace(focused);
1251 if (strcmp(window_mode, "mode_toggle") == 0) {
1252 if (con_inside_floating(focused))
1253 window_mode = "tiling";
1255 window_mode = "floating";
1258 TAILQ_FOREACH(current, &(ws->focus_head), focused) {
1259 if ((strcmp(window_mode, "floating") == 0 && current->type != CT_FLOATING_CON) ||
1260 (strcmp(window_mode, "tiling") == 0 && current->type == CT_FLOATING_CON))
1263 con_focus(con_descend_focused(current));
1268 cmd_output->needs_tree_render = true;
1269 // XXX: default reply for now, make this a better reply
1274 * Implementation of 'focus parent|child'.
1277 void cmd_focus_level(I3_CMD, const char *level) {
1278 DLOG("level = %s\n", level);
1279 bool success = false;
1281 /* Focusing the parent can only be allowed if the newly
1282 * focused container won't escape the fullscreen container. */
1283 if (strcmp(level, "parent") == 0) {
1284 if (focused && focused->parent) {
1285 if (con_fullscreen_permits_focusing(focused->parent))
1286 success = level_up();
1288 ELOG("'focus parent': Currently in fullscreen, not going up\n");
1292 /* Focusing a child should always be allowed. */
1294 success = level_down();
1296 cmd_output->needs_tree_render = success;
1297 // XXX: default reply for now, make this a better reply
1302 * Implementation of 'focus'.
1305 void cmd_focus(I3_CMD) {
1306 DLOG("current_match = %p\n", current_match);
1308 if (match_is_empty(current_match)) {
1309 ELOG("You have to specify which window/container should be focused.\n");
1310 ELOG("Example: [class=\"urxvt\" title=\"irssi\"] focus\n");
1312 yerror("You have to specify which window/container should be focused");
1317 Con *__i3_scratch = workspace_get("__i3_scratch", NULL);
1320 TAILQ_FOREACH(current, &owindows, owindows) {
1321 Con *ws = con_get_workspace(current->con);
1322 /* If no workspace could be found, this was a dock window.
1323 * Just skip it, you cannot focus dock windows. */
1327 /* Check the fullscreen focus constraints. */
1328 if (!con_fullscreen_permits_focusing(current->con)) {
1329 LOG("Cannot change focus while in fullscreen mode (fullscreen rules).\n");
1334 /* In case this is a scratchpad window, call scratchpad_show(). */
1335 if (ws == __i3_scratch) {
1336 scratchpad_show(current->con);
1338 /* While for the normal focus case we can change focus multiple
1339 * times and only a single window ends up focused, we could show
1340 * multiple scratchpad windows. So, rather break here. */
1344 /* If the container is not on the current workspace,
1345 * workspace_show() will switch to a different workspace and (if
1346 * enabled) trigger a mouse pointer warp to the currently focused
1347 * container (!) on the target workspace.
1349 * Therefore, before calling workspace_show(), we make sure that
1350 * 'current' will be focused on the workspace. However, we cannot
1351 * just con_focus(current) because then the pointer will not be
1352 * warped at all (the code thinks we are already there).
1354 * So we focus 'current' to make it the currently focused window of
1355 * the target workspace, then revert focus. */
1356 Con *currently_focused = focused;
1357 con_focus(current->con);
1358 con_focus(currently_focused);
1360 /* Now switch to the workspace, then focus */
1362 LOG("focusing %p / %s\n", current->con, current->con->name);
1363 con_focus(current->con);
1368 LOG("WARNING: Your criteria for the focus command matches %d containers, "
1369 "while only exactly one container can be focused at a time.\n",
1372 cmd_output->needs_tree_render = true;
1373 ysuccess(count > 0);
1377 * Implementation of 'fullscreen enable|toggle [global]' and
1378 * 'fullscreen disable'
1381 void cmd_fullscreen(I3_CMD, const char *action, const char *fullscreen_mode) {
1382 fullscreen_mode_t mode = strcmp(fullscreen_mode, "global") == 0 ? CF_GLOBAL : CF_OUTPUT;
1383 DLOG("%s fullscreen, mode = %s\n", action, fullscreen_mode);
1388 TAILQ_FOREACH(current, &owindows, owindows) {
1389 DLOG("matching: %p / %s\n", current->con, current->con->name);
1390 if (strcmp(action, "toggle") == 0) {
1391 con_toggle_fullscreen(current->con, mode);
1392 } else if (strcmp(action, "enable") == 0) {
1393 con_enable_fullscreen(current->con, mode);
1394 } else if (strcmp(action, "disable") == 0) {
1395 con_disable_fullscreen(current->con);
1399 cmd_output->needs_tree_render = true;
1400 // XXX: default reply for now, make this a better reply
1405 * Implementation of 'sticky enable|disable|toggle'.
1408 void cmd_sticky(I3_CMD, const char *action) {
1409 DLOG("%s sticky on window\n", action);
1413 TAILQ_FOREACH(current, &owindows, owindows) {
1414 if (current->con->window == NULL) {
1415 ELOG("only containers holding a window can be made sticky, skipping con = %p\n", current->con);
1418 DLOG("setting sticky for container = %p / %s\n", current->con, current->con->name);
1420 bool sticky = false;
1421 if (strcmp(action, "enable") == 0)
1423 else if (strcmp(action, "disable") == 0)
1425 else if (strcmp(action, "toggle") == 0)
1426 sticky = !current->con->sticky;
1428 current->con->sticky = sticky;
1429 ewmh_update_sticky(current->con->window->id, sticky);
1432 /* A window we made sticky might not be on a visible workspace right now, so we need to make
1433 * sure it gets pushed to the front now. */
1434 output_push_sticky_windows(focused);
1436 ewmh_update_wm_desktop();
1438 cmd_output->needs_tree_render = true;
1443 * Implementation of 'move <direction> [<pixels> [px]]'.
1446 void cmd_move_direction(I3_CMD, const char *direction, long move_px) {
1450 Con *initially_focused = focused;
1452 TAILQ_FOREACH(current, &owindows, owindows) {
1453 DLOG("moving in direction %s, px %ld\n", direction, move_px);
1454 if (con_is_floating(current->con)) {
1455 DLOG("floating move with %ld pixels\n", move_px);
1456 Rect newrect = current->con->parent->rect;
1457 if (strcmp(direction, "left") == 0) {
1458 newrect.x -= move_px;
1459 } else if (strcmp(direction, "right") == 0) {
1460 newrect.x += move_px;
1461 } else if (strcmp(direction, "up") == 0) {
1462 newrect.y -= move_px;
1463 } else if (strcmp(direction, "down") == 0) {
1464 newrect.y += move_px;
1466 floating_reposition(current->con->parent, newrect);
1468 tree_move(current->con, (strcmp(direction, "right") == 0 ? D_RIGHT : (strcmp(direction, "left") == 0 ? D_LEFT : (strcmp(direction, "up") == 0 ? D_UP : D_DOWN))));
1469 cmd_output->needs_tree_render = true;
1473 /* the move command should not disturb focus */
1474 if (focused != initially_focused)
1475 con_focus(initially_focused);
1477 // XXX: default reply for now, make this a better reply
1482 * Implementation of 'layout default|stacked|stacking|tabbed|splitv|splith'.
1485 void cmd_layout(I3_CMD, const char *layout_str) {
1488 if (strcmp(layout_str, "stacking") == 0)
1489 layout_str = "stacked";
1491 /* default is a special case which will be handled in con_set_layout(). */
1492 if (strcmp(layout_str, "default") == 0)
1494 else if (strcmp(layout_str, "stacked") == 0)
1496 else if (strcmp(layout_str, "tabbed") == 0)
1498 else if (strcmp(layout_str, "splitv") == 0)
1500 else if (strcmp(layout_str, "splith") == 0)
1503 ELOG("Unknown layout \"%s\", this is a mismatch between code and parser spec.\n", layout_str);
1507 DLOG("changing layout to %s (%d)\n", layout_str, layout);
1510 TAILQ_FOREACH(current, &owindows, owindows) {
1511 if (con_is_docked(current->con)) {
1512 ELOG("cannot change layout of a docked container, skipping it.\n");
1516 DLOG("matching: %p / %s\n", current->con, current->con->name);
1517 con_set_layout(current->con, layout);
1520 cmd_output->needs_tree_render = true;
1521 // XXX: default reply for now, make this a better reply
1526 * Implementation of 'layout toggle [all|split]'.
1529 void cmd_layout_toggle(I3_CMD, const char *toggle_mode) {
1532 if (toggle_mode == NULL)
1533 toggle_mode = "default";
1535 DLOG("toggling layout (mode = %s)\n", toggle_mode);
1537 /* check if the match is empty, not if the result is empty */
1538 if (match_is_empty(current_match))
1539 con_toggle_layout(focused, toggle_mode);
1541 TAILQ_FOREACH(current, &owindows, owindows) {
1542 DLOG("matching: %p / %s\n", current->con, current->con->name);
1543 con_toggle_layout(current->con, toggle_mode);
1547 cmd_output->needs_tree_render = true;
1548 // XXX: default reply for now, make this a better reply
1553 * Implementation of 'exit'.
1556 void cmd_exit(I3_CMD) {
1557 LOG("Exiting due to user command.\n");
1558 #ifdef I3_ASAN_ENABLED
1559 __lsan_do_leak_check();
1562 unlink(config.ipc_socket_path);
1563 xcb_disconnect(conn);
1570 * Implementation of 'reload'.
1573 void cmd_reload(I3_CMD) {
1575 kill_nagbar(&config_error_nagbar_pid, false);
1576 kill_nagbar(&command_error_nagbar_pid, false);
1577 load_configuration(conn, NULL, true);
1579 /* Send an IPC event just in case the ws names have changed */
1580 ipc_send_workspace_event("reload", NULL, NULL);
1581 /* Send an update event for the barconfig just in case it has changed */
1584 // XXX: default reply for now, make this a better reply
1589 * Implementation of 'restart'.
1592 void cmd_restart(I3_CMD) {
1593 LOG("restarting i3\n");
1595 unlink(config.ipc_socket_path);
1596 /* We need to call this manually since atexit handlers don’t get called
1598 purge_zerobyte_logfile();
1601 // XXX: default reply for now, make this a better reply
1606 * Implementation of 'open'.
1609 void cmd_open(I3_CMD) {
1610 LOG("opening new container\n");
1611 Con *con = tree_open_con(NULL, NULL);
1612 con->layout = L_SPLITH;
1619 y(integer, (uintptr_t)con);
1622 cmd_output->needs_tree_render = true;
1626 * Implementation of 'focus output <output>'.
1629 void cmd_focus_output(I3_CMD, const char *name) {
1632 DLOG("name = %s\n", name);
1636 /* get the output */
1637 Output *current_output = NULL;
1640 TAILQ_FOREACH(current, &owindows, owindows)
1641 current_output = get_output_for_con(current->con);
1642 assert(current_output != NULL);
1644 output = get_output_from_string(current_output, name);
1647 LOG("No such output found.\n");
1652 /* get visible workspace on output */
1654 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1662 cmd_output->needs_tree_render = true;
1663 // XXX: default reply for now, make this a better reply
1668 * Implementation of 'move [window|container] [to] [absolute] position <px> [px] <px> [px]
1671 void cmd_move_window_to_position(I3_CMD, const char *method, long x, long y) {
1672 bool has_error = false;
1677 TAILQ_FOREACH(current, &owindows, owindows) {
1678 if (!con_is_floating(current->con)) {
1679 ELOG("Cannot change position. The window/container is not floating\n");
1682 yerror("Cannot change position of a window/container because it is not floating.");
1689 if (strcmp(method, "absolute") == 0) {
1690 current->con->parent->rect.x = x;
1691 current->con->parent->rect.y = y;
1693 DLOG("moving to absolute position %ld %ld\n", x, y);
1694 floating_maybe_reassign_ws(current->con->parent);
1695 cmd_output->needs_tree_render = true;
1698 if (strcmp(method, "position") == 0) {
1699 Rect newrect = current->con->parent->rect;
1701 DLOG("moving to position %ld %ld\n", x, y);
1705 floating_reposition(current->con->parent, newrect);
1709 // XXX: default reply for now, make this a better reply
1715 * Implementation of 'move [window|container] [to] [absolute] position center
1718 void cmd_move_window_to_center(I3_CMD, const char *method) {
1719 bool has_error = false;
1723 TAILQ_FOREACH(current, &owindows, owindows) {
1724 Con *floating_con = con_inside_floating(current->con);
1725 if (floating_con == NULL) {
1726 ELOG("con %p / %s is not floating, cannot move it to the center.\n",
1727 current->con, current->con->name);
1730 yerror("Cannot change position of a window/container because it is not floating.");
1737 if (strcmp(method, "absolute") == 0) {
1738 DLOG("moving to absolute center\n");
1739 floating_center(floating_con, croot->rect);
1741 floating_maybe_reassign_ws(floating_con);
1742 cmd_output->needs_tree_render = true;
1745 if (strcmp(method, "position") == 0) {
1746 DLOG("moving to center\n");
1747 floating_center(floating_con, con_get_workspace(floating_con)->rect);
1749 cmd_output->needs_tree_render = true;
1753 // XXX: default reply for now, make this a better reply
1759 * Implementation of 'move [window|container] [to] position mouse'
1762 void cmd_move_window_to_mouse(I3_CMD) {
1766 TAILQ_FOREACH(current, &owindows, owindows) {
1767 Con *floating_con = con_inside_floating(current->con);
1768 if (floating_con == NULL) {
1769 DLOG("con %p / %s is not floating, cannot move it to the mouse position.\n",
1770 current->con, current->con->name);
1774 DLOG("moving floating container %p / %s to cursor position\n", floating_con, floating_con->name);
1775 floating_move_to_pointer(floating_con);
1778 cmd_output->needs_tree_render = true;
1783 * Implementation of 'move scratchpad'.
1786 void cmd_move_scratchpad(I3_CMD) {
1787 DLOG("should move window to scratchpad\n");
1792 TAILQ_FOREACH(current, &owindows, owindows) {
1793 DLOG("matching: %p / %s\n", current->con, current->con->name);
1794 scratchpad_move(current->con);
1797 cmd_output->needs_tree_render = true;
1798 // XXX: default reply for now, make this a better reply
1803 * Implementation of 'scratchpad show'.
1806 void cmd_scratchpad_show(I3_CMD) {
1807 DLOG("should show scratchpad window\n");
1810 if (match_is_empty(current_match)) {
1811 scratchpad_show(NULL);
1813 TAILQ_FOREACH(current, &owindows, owindows) {
1814 DLOG("matching: %p / %s\n", current->con, current->con->name);
1815 scratchpad_show(current->con);
1819 cmd_output->needs_tree_render = true;
1820 // XXX: default reply for now, make this a better reply
1825 * Implementation of 'title_format <format>'
1828 void cmd_title_format(I3_CMD, const char *format) {
1829 DLOG("setting title_format to \"%s\"\n", format);
1833 TAILQ_FOREACH(current, &owindows, owindows) {
1834 DLOG("setting title_format for %p / %s\n", current->con, current->con->name);
1835 FREE(current->con->title_format);
1837 /* If we only display the title without anything else, we can skip the parsing step,
1838 * so we remove the title format altogether. */
1839 if (strcasecmp(format, "%title") != 0) {
1840 current->con->title_format = sstrdup(format);
1842 if (current->con->window != NULL) {
1843 i3String *formatted_title = con_parse_title_format(current->con);
1844 ewmh_update_visible_name(current->con->window->id, i3string_as_utf8(formatted_title));
1845 I3STRING_FREE(formatted_title);
1848 if (current->con->window != NULL) {
1849 /* We can remove _NET_WM_VISIBLE_NAME since we don't display a custom title. */
1850 ewmh_update_visible_name(current->con->window->id, NULL);
1854 if (current->con->window != NULL) {
1855 /* Make sure the window title is redrawn immediately. */
1856 current->con->window->name_x_changed = true;
1858 /* For windowless containers we also need to force the redrawing. */
1859 FREE(current->con->deco_render_params);
1863 cmd_output->needs_tree_render = true;
1868 * Implementation of 'rename workspace [<name>] to <name>'
1871 void cmd_rename_workspace(I3_CMD, const char *old_name, const char *new_name) {
1872 if (strncasecmp(new_name, "__", strlen("__")) == 0) {
1873 LOG("Cannot rename workspace to \"%s\": names starting with __ are i3-internal.\n", new_name);
1878 LOG("Renaming workspace \"%s\" to \"%s\"\n", old_name, new_name);
1880 LOG("Renaming current workspace to \"%s\"\n", new_name);
1883 Con *output, *workspace = NULL;
1885 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
1886 GREP_FIRST(workspace, output_get_content(output),
1887 !strcasecmp(child->name, old_name));
1889 workspace = con_get_workspace(focused);
1890 old_name = workspace->name;
1894 yerror("Old workspace \"%s\" not found", old_name);
1898 Con *check_dest = NULL;
1899 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
1900 GREP_FIRST(check_dest, output_get_content(output),
1901 !strcasecmp(child->name, new_name));
1903 /* If check_dest == workspace, the user might be changing the case of the
1904 * workspace, or it might just be a no-op. */
1905 if (check_dest != NULL && check_dest != workspace) {
1906 yerror("New workspace \"%s\" already exists", new_name);
1910 /* Change the name and try to parse it as a number. */
1911 /* old_name might refer to workspace->name, so copy it before free()ing */
1912 char *old_name_copy = sstrdup(old_name);
1913 FREE(workspace->name);
1914 workspace->name = sstrdup(new_name);
1916 workspace->num = ws_name_to_number(new_name);
1917 LOG("num = %d\n", workspace->num);
1919 /* By re-attaching, the sort order will be correct afterwards. */
1920 Con *previously_focused = focused;
1921 Con *parent = workspace->parent;
1922 con_detach(workspace);
1923 con_attach(workspace, parent, false);
1925 /* Move the workspace to the correct output if it has an assignment */
1926 struct Workspace_Assignment *assignment = NULL;
1927 TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
1928 if (assignment->output == NULL)
1930 if (strcmp(assignment->name, workspace->name) != 0 && (!name_is_digits(assignment->name) || ws_name_to_number(assignment->name) != workspace->num)) {
1934 workspace_move_to_output(workspace, assignment->output);
1936 if (previously_focused)
1937 workspace_show(con_get_workspace(previously_focused));
1942 /* Restore the previous focus since con_attach messes with the focus. */
1943 con_focus(previously_focused);
1945 cmd_output->needs_tree_render = true;
1948 ipc_send_workspace_event("rename", workspace, NULL);
1949 ewmh_update_desktop_names();
1950 ewmh_update_desktop_viewport();
1951 ewmh_update_current_desktop();
1953 startup_sequence_rename_workspace(old_name_copy, new_name);
1954 free(old_name_copy);
1958 * Implementation of 'bar mode dock|hide|invisible|toggle [<bar_id>]'
1961 bool cmd_bar_mode(const char *bar_mode, const char *bar_id) {
1963 bool toggle = false;
1964 if (strcmp(bar_mode, "dock") == 0)
1966 else if (strcmp(bar_mode, "hide") == 0)
1968 else if (strcmp(bar_mode, "invisible") == 0)
1970 else if (strcmp(bar_mode, "toggle") == 0)
1973 ELOG("Unknown bar mode \"%s\", this is a mismatch between code and parser spec.\n", bar_mode);
1977 bool changed_sth = false;
1978 Barconfig *current = NULL;
1979 TAILQ_FOREACH(current, &barconfigs, configs) {
1980 if (bar_id && strcmp(current->id, bar_id) != 0)
1984 mode = (current->mode + 1) % 2;
1986 DLOG("Changing bar mode of bar_id '%s' to '%s (%d)'\n", current->id, bar_mode, mode);
1987 current->mode = mode;
1994 if (bar_id && !changed_sth) {
1995 DLOG("Changing bar mode of bar_id %s failed, bar_id not found.\n", bar_id);
2003 * Implementation of 'bar hidden_state hide|show|toggle [<bar_id>]'
2006 bool cmd_bar_hidden_state(const char *bar_hidden_state, const char *bar_id) {
2007 int hidden_state = S_SHOW;
2008 bool toggle = false;
2009 if (strcmp(bar_hidden_state, "hide") == 0)
2010 hidden_state = S_HIDE;
2011 else if (strcmp(bar_hidden_state, "show") == 0)
2012 hidden_state = S_SHOW;
2013 else if (strcmp(bar_hidden_state, "toggle") == 0)
2016 ELOG("Unknown bar state \"%s\", this is a mismatch between code and parser spec.\n", bar_hidden_state);
2020 bool changed_sth = false;
2021 Barconfig *current = NULL;
2022 TAILQ_FOREACH(current, &barconfigs, configs) {
2023 if (bar_id && strcmp(current->id, bar_id) != 0)
2027 hidden_state = (current->hidden_state + 1) % 2;
2029 DLOG("Changing bar hidden_state of bar_id '%s' to '%s (%d)'\n", current->id, bar_hidden_state, hidden_state);
2030 current->hidden_state = hidden_state;
2037 if (bar_id && !changed_sth) {
2038 DLOG("Changing bar hidden_state of bar_id %s failed, bar_id not found.\n", bar_id);
2046 * Implementation of 'bar (hidden_state hide|show|toggle)|(mode dock|hide|invisible|toggle) [<bar_id>]'
2049 void cmd_bar(I3_CMD, const char *bar_type, const char *bar_value, const char *bar_id) {
2051 if (strcmp(bar_type, "mode") == 0)
2052 ret = cmd_bar_mode(bar_value, bar_id);
2053 else if (strcmp(bar_type, "hidden_state") == 0)
2054 ret = cmd_bar_hidden_state(bar_value, bar_id);
2056 ELOG("Unknown bar option type \"%s\", this is a mismatch between code and parser spec.\n", bar_type);
2068 * Implementation of 'shmlog <size>|toggle|on|off'
2071 void cmd_shmlog(I3_CMD, const char *argument) {
2072 if (!strcmp(argument, "toggle"))
2073 /* Toggle shm log, if size is not 0. If it is 0, set it to default. */
2074 shmlog_size = shmlog_size ? -shmlog_size : default_shmlog_size;
2075 else if (!strcmp(argument, "on"))
2076 shmlog_size = default_shmlog_size;
2077 else if (!strcmp(argument, "off"))
2080 /* If shm logging now, restart logging with the new size. */
2081 if (shmlog_size > 0) {
2083 LOG("Restarting shm logging...\n");
2086 shmlog_size = atoi(argument);
2087 /* Make a weakly attempt at ensuring the argument is valid. */
2088 if (shmlog_size <= 0)
2089 shmlog_size = default_shmlog_size;
2091 LOG("%s shm logging\n", shmlog_size > 0 ? "Enabling" : "Disabling");
2093 update_shmlog_atom();
2094 // XXX: default reply for now, make this a better reply
2099 * Implementation of 'debuglog toggle|on|off'
2102 void cmd_debuglog(I3_CMD, const char *argument) {
2103 bool logging = get_debug_logging();
2104 if (!strcmp(argument, "toggle")) {
2105 LOG("%s debug logging\n", logging ? "Disabling" : "Enabling");
2106 set_debug_logging(!logging);
2107 } else if (!strcmp(argument, "on") && !logging) {
2108 LOG("Enabling debug logging\n");
2109 set_debug_logging(true);
2110 } else if (!strcmp(argument, "off") && logging) {
2111 LOG("Disabling debug logging\n");
2112 set_debug_logging(false);
2114 // XXX: default reply for now, make this a better reply