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)) {
900 workspace_show(workspace);
902 cmd_output->needs_tree_render = true;
903 // XXX: default reply for now, make this a better reply
908 * Implementation of 'workspace back_and_forth'.
911 void cmd_workspace_back_and_forth(I3_CMD) {
912 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
913 LOG("Cannot switch workspace while in global fullscreen\n");
918 workspace_back_and_forth();
920 cmd_output->needs_tree_render = true;
921 // XXX: default reply for now, make this a better reply
926 * Implementation of 'workspace [--no-auto-back-and-forth] <name>'
929 void cmd_workspace_name(I3_CMD, const char *name, const char *_no_auto_back_and_forth) {
930 const bool no_auto_back_and_forth = (_no_auto_back_and_forth != NULL);
932 if (strncasecmp(name, "__", strlen("__")) == 0) {
933 LOG("You cannot switch to the i3-internal workspaces (\"%s\").\n", name);
938 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
939 LOG("Cannot switch workspace while in global fullscreen\n");
944 DLOG("should switch to workspace %s\n", name);
945 if (!no_auto_back_and_forth && maybe_back_and_forth(cmd_output, name)) {
949 workspace_show_by_name(name);
951 cmd_output->needs_tree_render = true;
952 // XXX: default reply for now, make this a better reply
957 * Implementation of 'mark [--add|--replace] [--toggle] <mark>'
960 void cmd_mark(I3_CMD, const char *mark, const char *mode, const char *toggle) {
963 owindow *current = TAILQ_FIRST(&owindows);
964 if (current == NULL) {
969 /* Marks must be unique, i.e., no two windows must have the same mark. */
970 if (current != TAILQ_LAST(&owindows, owindows_head)) {
971 yerror("A mark must not be put onto more than one window");
975 DLOG("matching: %p / %s\n", current->con, current->con->name);
977 mark_mode_t mark_mode = (mode == NULL || strcmp(mode, "--replace") == 0) ? MM_REPLACE : MM_ADD;
978 if (toggle != NULL) {
979 con_mark_toggle(current->con, mark, mark_mode);
981 con_mark(current->con, mark, mark_mode);
984 cmd_output->needs_tree_render = true;
985 // XXX: default reply for now, make this a better reply
990 * Implementation of 'unmark [mark]'
993 void cmd_unmark(I3_CMD, const char *mark) {
994 if (match_is_empty(current_match)) {
995 con_unmark(NULL, mark);
998 TAILQ_FOREACH(current, &owindows, owindows) {
999 con_unmark(current->con, mark);
1003 cmd_output->needs_tree_render = true;
1004 // XXX: default reply for now, make this a better reply
1009 * Implementation of 'mode <string>'.
1012 void cmd_mode(I3_CMD, const char *mode) {
1013 DLOG("mode=%s\n", mode);
1016 // XXX: default reply for now, make this a better reply
1021 * Implementation of 'move [window|container] [to] output <str>'.
1024 void cmd_move_con_to_output(I3_CMD, const char *name) {
1025 DLOG("Should move window to output \"%s\".\n", name);
1029 bool had_error = false;
1030 TAILQ_FOREACH(current, &owindows, owindows) {
1031 DLOG("matching: %p / %s\n", current->con, current->con->name);
1033 Output *current_output = get_output_for_con(current->con);
1034 assert(current_output != NULL);
1036 Output *output = get_output_from_string(current_output, name);
1037 if (output == NULL) {
1038 ELOG("Could not find output \"%s\", skipping.\n", name);
1044 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1046 ELOG("Could not find a visible workspace on output %p.\n", output);
1051 con_move_to_workspace(current->con, ws, true, false, false);
1054 cmd_output->needs_tree_render = true;
1055 ysuccess(!had_error);
1059 * Implementation of 'move [container|window] [to] mark <str>'.
1062 void cmd_move_con_to_mark(I3_CMD, const char *mark) {
1063 DLOG("moving window to mark \"%s\"\n", mark);
1069 TAILQ_FOREACH(current, &owindows, owindows) {
1070 DLOG("moving matched window %p / %s to mark \"%s\"\n", current->con, current->con->name, mark);
1071 result &= con_move_to_mark(current->con, mark);
1074 cmd_output->needs_tree_render = true;
1079 * Implementation of 'floating enable|disable|toggle'
1082 void cmd_floating(I3_CMD, const char *floating_mode) {
1085 DLOG("floating_mode=%s\n", floating_mode);
1089 TAILQ_FOREACH(current, &owindows, owindows) {
1090 DLOG("matching: %p / %s\n", current->con, current->con->name);
1091 if (strcmp(floating_mode, "toggle") == 0) {
1092 DLOG("should toggle mode\n");
1093 toggle_floating_mode(current->con, false);
1095 DLOG("should switch mode to %s\n", floating_mode);
1096 if (strcmp(floating_mode, "enable") == 0) {
1097 floating_enable(current->con, false);
1099 floating_disable(current->con, false);
1104 cmd_output->needs_tree_render = true;
1105 // XXX: default reply for now, make this a better reply
1110 * Implementation of 'move workspace to [output] <str>'.
1113 void cmd_move_workspace_to_output(I3_CMD, const char *name) {
1114 DLOG("should move workspace to output %s\n", name);
1119 TAILQ_FOREACH(current, &owindows, owindows) {
1120 Con *ws = con_get_workspace(current->con);
1121 bool success = workspace_move_to_output(ws, name);
1123 ELOG("Failed to move workspace to output.\n");
1129 cmd_output->needs_tree_render = true;
1130 // XXX: default reply for now, make this a better reply
1135 * Implementation of 'split v|h|t|vertical|horizontal|toggle'.
1138 void cmd_split(I3_CMD, const char *direction) {
1142 LOG("splitting in direction %c\n", direction[0]);
1143 TAILQ_FOREACH(current, &owindows, owindows) {
1144 if (con_is_docked(current->con)) {
1145 ELOG("Cannot split a docked container, skipping.\n");
1149 DLOG("matching: %p / %s\n", current->con, current->con->name);
1150 if (direction[0] == 't') {
1151 layout_t current_layout;
1152 if (current->con->type == CT_WORKSPACE) {
1153 current_layout = current->con->layout;
1155 current_layout = current->con->parent->layout;
1157 /* toggling split orientation */
1158 if (current_layout == L_SPLITH) {
1159 tree_split(current->con, VERT);
1161 tree_split(current->con, HORIZ);
1164 tree_split(current->con, (direction[0] == 'v' ? VERT : HORIZ));
1168 cmd_output->needs_tree_render = true;
1169 // XXX: default reply for now, make this a better reply
1174 * Implementation of 'kill [window|client]'.
1177 void cmd_kill(I3_CMD, const char *kill_mode_str) {
1178 if (kill_mode_str == NULL)
1179 kill_mode_str = "window";
1181 DLOG("kill_mode=%s\n", kill_mode_str);
1184 if (strcmp(kill_mode_str, "window") == 0)
1185 kill_mode = KILL_WINDOW;
1186 else if (strcmp(kill_mode_str, "client") == 0)
1187 kill_mode = KILL_CLIENT;
1189 ELOG("BUG: called with kill_mode=%s\n", kill_mode_str);
1197 TAILQ_FOREACH(current, &owindows, owindows) {
1198 con_close(current->con, kill_mode);
1201 cmd_output->needs_tree_render = true;
1202 // XXX: default reply for now, make this a better reply
1207 * Implementation of 'exec [--no-startup-id] <command>'.
1210 void cmd_exec(I3_CMD, const char *nosn, const char *command) {
1211 bool no_startup_id = (nosn != NULL);
1213 DLOG("should execute %s, no_startup_id = %d\n", command, no_startup_id);
1214 start_application(command, no_startup_id);
1216 // XXX: default reply for now, make this a better reply
1221 * Implementation of 'focus left|right|up|down'.
1224 void cmd_focus_direction(I3_CMD, const char *direction) {
1225 DLOG("direction = *%s*\n", direction);
1227 if (strcmp(direction, "left") == 0)
1228 tree_next('p', HORIZ);
1229 else if (strcmp(direction, "right") == 0)
1230 tree_next('n', HORIZ);
1231 else if (strcmp(direction, "up") == 0)
1232 tree_next('p', VERT);
1233 else if (strcmp(direction, "down") == 0)
1234 tree_next('n', VERT);
1236 ELOG("Invalid focus direction (%s)\n", direction);
1241 cmd_output->needs_tree_render = true;
1242 // XXX: default reply for now, make this a better reply
1247 * Implementation of 'focus tiling|floating|mode_toggle'.
1250 void cmd_focus_window_mode(I3_CMD, const char *window_mode) {
1251 DLOG("window_mode = %s\n", window_mode);
1253 Con *ws = con_get_workspace(focused);
1255 if (strcmp(window_mode, "mode_toggle") == 0) {
1256 if (con_inside_floating(focused))
1257 window_mode = "tiling";
1259 window_mode = "floating";
1262 TAILQ_FOREACH(current, &(ws->focus_head), focused) {
1263 if ((strcmp(window_mode, "floating") == 0 && current->type != CT_FLOATING_CON) ||
1264 (strcmp(window_mode, "tiling") == 0 && current->type == CT_FLOATING_CON))
1267 con_focus(con_descend_focused(current));
1272 cmd_output->needs_tree_render = true;
1273 // XXX: default reply for now, make this a better reply
1278 * Implementation of 'focus parent|child'.
1281 void cmd_focus_level(I3_CMD, const char *level) {
1282 DLOG("level = %s\n", level);
1283 bool success = false;
1285 /* Focusing the parent can only be allowed if the newly
1286 * focused container won't escape the fullscreen container. */
1287 if (strcmp(level, "parent") == 0) {
1288 if (focused && focused->parent) {
1289 if (con_fullscreen_permits_focusing(focused->parent))
1290 success = level_up();
1292 ELOG("'focus parent': Currently in fullscreen, not going up\n");
1296 /* Focusing a child should always be allowed. */
1298 success = level_down();
1300 cmd_output->needs_tree_render = success;
1301 // XXX: default reply for now, make this a better reply
1306 * Implementation of 'focus'.
1309 void cmd_focus(I3_CMD) {
1310 DLOG("current_match = %p\n", current_match);
1312 if (match_is_empty(current_match)) {
1313 ELOG("You have to specify which window/container should be focused.\n");
1314 ELOG("Example: [class=\"urxvt\" title=\"irssi\"] focus\n");
1316 yerror("You have to specify which window/container should be focused");
1321 Con *__i3_scratch = workspace_get("__i3_scratch", NULL);
1324 TAILQ_FOREACH(current, &owindows, owindows) {
1325 Con *ws = con_get_workspace(current->con);
1326 /* If no workspace could be found, this was a dock window.
1327 * Just skip it, you cannot focus dock windows. */
1331 /* Check the fullscreen focus constraints. */
1332 if (!con_fullscreen_permits_focusing(current->con)) {
1333 LOG("Cannot change focus while in fullscreen mode (fullscreen rules).\n");
1338 /* In case this is a scratchpad window, call scratchpad_show(). */
1339 if (ws == __i3_scratch) {
1340 scratchpad_show(current->con);
1342 /* While for the normal focus case we can change focus multiple
1343 * times and only a single window ends up focused, we could show
1344 * multiple scratchpad windows. So, rather break here. */
1348 /* If the container is not on the current workspace,
1349 * workspace_show() will switch to a different workspace and (if
1350 * enabled) trigger a mouse pointer warp to the currently focused
1351 * container (!) on the target workspace.
1353 * Therefore, before calling workspace_show(), we make sure that
1354 * 'current' will be focused on the workspace. However, we cannot
1355 * just con_focus(current) because then the pointer will not be
1356 * warped at all (the code thinks we are already there).
1358 * So we focus 'current' to make it the currently focused window of
1359 * the target workspace, then revert focus. */
1360 Con *currently_focused = focused;
1361 con_focus(current->con);
1362 con_focus(currently_focused);
1364 /* Now switch to the workspace, then focus */
1366 LOG("focusing %p / %s\n", current->con, current->con->name);
1367 con_focus(current->con);
1372 LOG("WARNING: Your criteria for the focus command matches %d containers, "
1373 "while only exactly one container can be focused at a time.\n",
1376 cmd_output->needs_tree_render = true;
1377 ysuccess(count > 0);
1381 * Implementation of 'fullscreen enable|toggle [global]' and
1382 * 'fullscreen disable'
1385 void cmd_fullscreen(I3_CMD, const char *action, const char *fullscreen_mode) {
1386 fullscreen_mode_t mode = strcmp(fullscreen_mode, "global") == 0 ? CF_GLOBAL : CF_OUTPUT;
1387 DLOG("%s fullscreen, mode = %s\n", action, fullscreen_mode);
1392 TAILQ_FOREACH(current, &owindows, owindows) {
1393 DLOG("matching: %p / %s\n", current->con, current->con->name);
1394 if (strcmp(action, "toggle") == 0) {
1395 con_toggle_fullscreen(current->con, mode);
1396 } else if (strcmp(action, "enable") == 0) {
1397 con_enable_fullscreen(current->con, mode);
1398 } else if (strcmp(action, "disable") == 0) {
1399 con_disable_fullscreen(current->con);
1403 cmd_output->needs_tree_render = true;
1404 // XXX: default reply for now, make this a better reply
1409 * Implementation of 'sticky enable|disable|toggle'.
1412 void cmd_sticky(I3_CMD, const char *action) {
1413 DLOG("%s sticky on window\n", action);
1417 TAILQ_FOREACH(current, &owindows, owindows) {
1418 if (current->con->window == NULL) {
1419 ELOG("only containers holding a window can be made sticky, skipping con = %p\n", current->con);
1422 DLOG("setting sticky for container = %p / %s\n", current->con, current->con->name);
1424 bool sticky = false;
1425 if (strcmp(action, "enable") == 0)
1427 else if (strcmp(action, "disable") == 0)
1429 else if (strcmp(action, "toggle") == 0)
1430 sticky = !current->con->sticky;
1432 current->con->sticky = sticky;
1433 ewmh_update_sticky(current->con->window->id, sticky);
1436 /* A window we made sticky might not be on a visible workspace right now, so we need to make
1437 * sure it gets pushed to the front now. */
1438 output_push_sticky_windows(focused);
1440 ewmh_update_wm_desktop();
1442 cmd_output->needs_tree_render = true;
1447 * Implementation of 'move <direction> [<pixels> [px]]'.
1450 void cmd_move_direction(I3_CMD, const char *direction, long move_px) {
1454 Con *initially_focused = focused;
1456 TAILQ_FOREACH(current, &owindows, owindows) {
1457 DLOG("moving in direction %s, px %ld\n", direction, move_px);
1458 if (con_is_floating(current->con)) {
1459 DLOG("floating move with %ld pixels\n", move_px);
1460 Rect newrect = current->con->parent->rect;
1461 if (strcmp(direction, "left") == 0) {
1462 newrect.x -= move_px;
1463 } else if (strcmp(direction, "right") == 0) {
1464 newrect.x += move_px;
1465 } else if (strcmp(direction, "up") == 0) {
1466 newrect.y -= move_px;
1467 } else if (strcmp(direction, "down") == 0) {
1468 newrect.y += move_px;
1470 floating_reposition(current->con->parent, newrect);
1472 tree_move(current->con, (strcmp(direction, "right") == 0 ? D_RIGHT : (strcmp(direction, "left") == 0 ? D_LEFT : (strcmp(direction, "up") == 0 ? D_UP : D_DOWN))));
1473 cmd_output->needs_tree_render = true;
1477 /* the move command should not disturb focus */
1478 if (focused != initially_focused)
1479 con_focus(initially_focused);
1481 // XXX: default reply for now, make this a better reply
1486 * Implementation of 'layout default|stacked|stacking|tabbed|splitv|splith'.
1489 void cmd_layout(I3_CMD, const char *layout_str) {
1492 if (strcmp(layout_str, "stacking") == 0)
1493 layout_str = "stacked";
1495 /* default is a special case which will be handled in con_set_layout(). */
1496 if (strcmp(layout_str, "default") == 0)
1498 else if (strcmp(layout_str, "stacked") == 0)
1500 else if (strcmp(layout_str, "tabbed") == 0)
1502 else if (strcmp(layout_str, "splitv") == 0)
1504 else if (strcmp(layout_str, "splith") == 0)
1507 ELOG("Unknown layout \"%s\", this is a mismatch between code and parser spec.\n", layout_str);
1511 DLOG("changing layout to %s (%d)\n", layout_str, layout);
1514 TAILQ_FOREACH(current, &owindows, owindows) {
1515 if (con_is_docked(current->con)) {
1516 ELOG("cannot change layout of a docked container, skipping it.\n");
1520 DLOG("matching: %p / %s\n", current->con, current->con->name);
1521 con_set_layout(current->con, layout);
1524 cmd_output->needs_tree_render = true;
1525 // XXX: default reply for now, make this a better reply
1530 * Implementation of 'layout toggle [all|split]'.
1533 void cmd_layout_toggle(I3_CMD, const char *toggle_mode) {
1536 if (toggle_mode == NULL)
1537 toggle_mode = "default";
1539 DLOG("toggling layout (mode = %s)\n", toggle_mode);
1541 /* check if the match is empty, not if the result is empty */
1542 if (match_is_empty(current_match))
1543 con_toggle_layout(focused, toggle_mode);
1545 TAILQ_FOREACH(current, &owindows, owindows) {
1546 DLOG("matching: %p / %s\n", current->con, current->con->name);
1547 con_toggle_layout(current->con, toggle_mode);
1551 cmd_output->needs_tree_render = true;
1552 // XXX: default reply for now, make this a better reply
1557 * Implementation of 'exit'.
1560 void cmd_exit(I3_CMD) {
1561 LOG("Exiting due to user command.\n");
1562 #ifdef I3_ASAN_ENABLED
1563 __lsan_do_leak_check();
1565 ipc_shutdown(SHUTDOWN_REASON_EXIT);
1566 unlink(config.ipc_socket_path);
1567 xcb_disconnect(conn);
1574 * Implementation of 'reload'.
1577 void cmd_reload(I3_CMD) {
1579 kill_nagbar(&config_error_nagbar_pid, false);
1580 kill_nagbar(&command_error_nagbar_pid, false);
1581 load_configuration(conn, NULL, true);
1583 /* Send an IPC event just in case the ws names have changed */
1584 ipc_send_workspace_event("reload", NULL, NULL);
1585 /* Send an update event for the barconfig just in case it has changed */
1588 // XXX: default reply for now, make this a better reply
1593 * Implementation of 'restart'.
1596 void cmd_restart(I3_CMD) {
1597 LOG("restarting i3\n");
1598 ipc_shutdown(SHUTDOWN_REASON_RESTART);
1599 unlink(config.ipc_socket_path);
1600 /* We need to call this manually since atexit handlers don’t get called
1602 purge_zerobyte_logfile();
1605 // XXX: default reply for now, make this a better reply
1610 * Implementation of 'open'.
1613 void cmd_open(I3_CMD) {
1614 LOG("opening new container\n");
1615 Con *con = tree_open_con(NULL, NULL);
1616 con->layout = L_SPLITH;
1623 y(integer, (uintptr_t)con);
1626 cmd_output->needs_tree_render = true;
1630 * Implementation of 'focus output <output>'.
1633 void cmd_focus_output(I3_CMD, const char *name) {
1636 DLOG("name = %s\n", name);
1640 /* get the output */
1641 Output *current_output = NULL;
1644 TAILQ_FOREACH(current, &owindows, owindows)
1645 current_output = get_output_for_con(current->con);
1646 assert(current_output != NULL);
1648 output = get_output_from_string(current_output, name);
1651 LOG("No such output found.\n");
1656 /* get visible workspace on output */
1658 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1666 cmd_output->needs_tree_render = true;
1667 // XXX: default reply for now, make this a better reply
1672 * Implementation of 'move [window|container] [to] [absolute] position <px> [px] <px> [px]
1675 void cmd_move_window_to_position(I3_CMD, const char *method, long x, long y) {
1676 bool has_error = false;
1681 TAILQ_FOREACH(current, &owindows, owindows) {
1682 if (!con_is_floating(current->con)) {
1683 ELOG("Cannot change position. The window/container is not floating\n");
1686 yerror("Cannot change position of a window/container because it is not floating.");
1693 if (strcmp(method, "absolute") == 0) {
1694 current->con->parent->rect.x = x;
1695 current->con->parent->rect.y = y;
1697 DLOG("moving to absolute position %ld %ld\n", x, y);
1698 floating_maybe_reassign_ws(current->con->parent);
1699 cmd_output->needs_tree_render = true;
1702 if (strcmp(method, "position") == 0) {
1703 Rect newrect = current->con->parent->rect;
1705 DLOG("moving to position %ld %ld\n", x, y);
1709 floating_reposition(current->con->parent, newrect);
1713 // XXX: default reply for now, make this a better reply
1719 * Implementation of 'move [window|container] [to] [absolute] position center
1722 void cmd_move_window_to_center(I3_CMD, const char *method) {
1723 bool has_error = false;
1727 TAILQ_FOREACH(current, &owindows, owindows) {
1728 Con *floating_con = con_inside_floating(current->con);
1729 if (floating_con == NULL) {
1730 ELOG("con %p / %s is not floating, cannot move it to the center.\n",
1731 current->con, current->con->name);
1734 yerror("Cannot change position of a window/container because it is not floating.");
1741 if (strcmp(method, "absolute") == 0) {
1742 DLOG("moving to absolute center\n");
1743 floating_center(floating_con, croot->rect);
1745 floating_maybe_reassign_ws(floating_con);
1746 cmd_output->needs_tree_render = true;
1749 if (strcmp(method, "position") == 0) {
1750 DLOG("moving to center\n");
1751 floating_center(floating_con, con_get_workspace(floating_con)->rect);
1753 cmd_output->needs_tree_render = true;
1757 // XXX: default reply for now, make this a better reply
1763 * Implementation of 'move [window|container] [to] position mouse'
1766 void cmd_move_window_to_mouse(I3_CMD) {
1770 TAILQ_FOREACH(current, &owindows, owindows) {
1771 Con *floating_con = con_inside_floating(current->con);
1772 if (floating_con == NULL) {
1773 DLOG("con %p / %s is not floating, cannot move it to the mouse position.\n",
1774 current->con, current->con->name);
1778 DLOG("moving floating container %p / %s to cursor position\n", floating_con, floating_con->name);
1779 floating_move_to_pointer(floating_con);
1782 cmd_output->needs_tree_render = true;
1787 * Implementation of 'move scratchpad'.
1790 void cmd_move_scratchpad(I3_CMD) {
1791 DLOG("should move window to scratchpad\n");
1796 TAILQ_FOREACH(current, &owindows, owindows) {
1797 DLOG("matching: %p / %s\n", current->con, current->con->name);
1798 scratchpad_move(current->con);
1801 cmd_output->needs_tree_render = true;
1802 // XXX: default reply for now, make this a better reply
1807 * Implementation of 'scratchpad show'.
1810 void cmd_scratchpad_show(I3_CMD) {
1811 DLOG("should show scratchpad window\n");
1814 if (match_is_empty(current_match)) {
1815 scratchpad_show(NULL);
1817 TAILQ_FOREACH(current, &owindows, owindows) {
1818 DLOG("matching: %p / %s\n", current->con, current->con->name);
1819 scratchpad_show(current->con);
1823 cmd_output->needs_tree_render = true;
1824 // XXX: default reply for now, make this a better reply
1829 * Implementation of 'title_format <format>'
1832 void cmd_title_format(I3_CMD, const char *format) {
1833 DLOG("setting title_format to \"%s\"\n", format);
1837 TAILQ_FOREACH(current, &owindows, owindows) {
1838 DLOG("setting title_format for %p / %s\n", current->con, current->con->name);
1839 FREE(current->con->title_format);
1841 /* If we only display the title without anything else, we can skip the parsing step,
1842 * so we remove the title format altogether. */
1843 if (strcasecmp(format, "%title") != 0) {
1844 current->con->title_format = sstrdup(format);
1846 if (current->con->window != NULL) {
1847 i3String *formatted_title = con_parse_title_format(current->con);
1848 ewmh_update_visible_name(current->con->window->id, i3string_as_utf8(formatted_title));
1849 I3STRING_FREE(formatted_title);
1852 if (current->con->window != NULL) {
1853 /* We can remove _NET_WM_VISIBLE_NAME since we don't display a custom title. */
1854 ewmh_update_visible_name(current->con->window->id, NULL);
1858 if (current->con->window != NULL) {
1859 /* Make sure the window title is redrawn immediately. */
1860 current->con->window->name_x_changed = true;
1862 /* For windowless containers we also need to force the redrawing. */
1863 FREE(current->con->deco_render_params);
1867 cmd_output->needs_tree_render = true;
1872 * Implementation of 'rename workspace [<name>] to <name>'
1875 void cmd_rename_workspace(I3_CMD, const char *old_name, const char *new_name) {
1876 if (strncasecmp(new_name, "__", strlen("__")) == 0) {
1877 LOG("Cannot rename workspace to \"%s\": names starting with __ are i3-internal.\n", new_name);
1882 LOG("Renaming workspace \"%s\" to \"%s\"\n", old_name, new_name);
1884 LOG("Renaming current workspace to \"%s\"\n", new_name);
1887 Con *output, *workspace = NULL;
1889 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
1890 GREP_FIRST(workspace, output_get_content(output),
1891 !strcasecmp(child->name, old_name));
1893 workspace = con_get_workspace(focused);
1894 old_name = workspace->name;
1898 yerror("Old workspace \"%s\" not found", old_name);
1902 Con *check_dest = NULL;
1903 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
1904 GREP_FIRST(check_dest, output_get_content(output),
1905 !strcasecmp(child->name, new_name));
1907 /* If check_dest == workspace, the user might be changing the case of the
1908 * workspace, or it might just be a no-op. */
1909 if (check_dest != NULL && check_dest != workspace) {
1910 yerror("New workspace \"%s\" already exists", new_name);
1914 /* Change the name and try to parse it as a number. */
1915 /* old_name might refer to workspace->name, so copy it before free()ing */
1916 char *old_name_copy = sstrdup(old_name);
1917 FREE(workspace->name);
1918 workspace->name = sstrdup(new_name);
1920 workspace->num = ws_name_to_number(new_name);
1921 LOG("num = %d\n", workspace->num);
1923 /* By re-attaching, the sort order will be correct afterwards. */
1924 Con *previously_focused = focused;
1925 Con *parent = workspace->parent;
1926 con_detach(workspace);
1927 con_attach(workspace, parent, false);
1929 /* Move the workspace to the correct output if it has an assignment */
1930 struct Workspace_Assignment *assignment = NULL;
1931 TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
1932 if (assignment->output == NULL)
1934 if (strcmp(assignment->name, workspace->name) != 0 && (!name_is_digits(assignment->name) || ws_name_to_number(assignment->name) != workspace->num)) {
1938 workspace_move_to_output(workspace, assignment->output);
1940 if (previously_focused)
1941 workspace_show(con_get_workspace(previously_focused));
1946 /* Restore the previous focus since con_attach messes with the focus. */
1947 con_focus(previously_focused);
1949 cmd_output->needs_tree_render = true;
1952 ipc_send_workspace_event("rename", workspace, NULL);
1953 ewmh_update_desktop_names();
1954 ewmh_update_desktop_viewport();
1955 ewmh_update_current_desktop();
1957 startup_sequence_rename_workspace(old_name_copy, new_name);
1958 free(old_name_copy);
1962 * Implementation of 'bar mode dock|hide|invisible|toggle [<bar_id>]'
1965 bool cmd_bar_mode(const char *bar_mode, const char *bar_id) {
1967 bool toggle = false;
1968 if (strcmp(bar_mode, "dock") == 0)
1970 else if (strcmp(bar_mode, "hide") == 0)
1972 else if (strcmp(bar_mode, "invisible") == 0)
1974 else if (strcmp(bar_mode, "toggle") == 0)
1977 ELOG("Unknown bar mode \"%s\", this is a mismatch between code and parser spec.\n", bar_mode);
1981 bool changed_sth = false;
1982 Barconfig *current = NULL;
1983 TAILQ_FOREACH(current, &barconfigs, configs) {
1984 if (bar_id && strcmp(current->id, bar_id) != 0)
1988 mode = (current->mode + 1) % 2;
1990 DLOG("Changing bar mode of bar_id '%s' to '%s (%d)'\n", current->id, bar_mode, mode);
1991 current->mode = mode;
1998 if (bar_id && !changed_sth) {
1999 DLOG("Changing bar mode of bar_id %s failed, bar_id not found.\n", bar_id);
2007 * Implementation of 'bar hidden_state hide|show|toggle [<bar_id>]'
2010 bool cmd_bar_hidden_state(const char *bar_hidden_state, const char *bar_id) {
2011 int hidden_state = S_SHOW;
2012 bool toggle = false;
2013 if (strcmp(bar_hidden_state, "hide") == 0)
2014 hidden_state = S_HIDE;
2015 else if (strcmp(bar_hidden_state, "show") == 0)
2016 hidden_state = S_SHOW;
2017 else if (strcmp(bar_hidden_state, "toggle") == 0)
2020 ELOG("Unknown bar state \"%s\", this is a mismatch between code and parser spec.\n", bar_hidden_state);
2024 bool changed_sth = false;
2025 Barconfig *current = NULL;
2026 TAILQ_FOREACH(current, &barconfigs, configs) {
2027 if (bar_id && strcmp(current->id, bar_id) != 0)
2031 hidden_state = (current->hidden_state + 1) % 2;
2033 DLOG("Changing bar hidden_state of bar_id '%s' to '%s (%d)'\n", current->id, bar_hidden_state, hidden_state);
2034 current->hidden_state = hidden_state;
2041 if (bar_id && !changed_sth) {
2042 DLOG("Changing bar hidden_state of bar_id %s failed, bar_id not found.\n", bar_id);
2050 * Implementation of 'bar (hidden_state hide|show|toggle)|(mode dock|hide|invisible|toggle) [<bar_id>]'
2053 void cmd_bar(I3_CMD, const char *bar_type, const char *bar_value, const char *bar_id) {
2055 if (strcmp(bar_type, "mode") == 0)
2056 ret = cmd_bar_mode(bar_value, bar_id);
2057 else if (strcmp(bar_type, "hidden_state") == 0)
2058 ret = cmd_bar_hidden_state(bar_value, bar_id);
2060 ELOG("Unknown bar option type \"%s\", this is a mismatch between code and parser spec.\n", bar_type);
2072 * Implementation of 'shmlog <size>|toggle|on|off'
2075 void cmd_shmlog(I3_CMD, const char *argument) {
2076 if (!strcmp(argument, "toggle"))
2077 /* Toggle shm log, if size is not 0. If it is 0, set it to default. */
2078 shmlog_size = shmlog_size ? -shmlog_size : default_shmlog_size;
2079 else if (!strcmp(argument, "on"))
2080 shmlog_size = default_shmlog_size;
2081 else if (!strcmp(argument, "off"))
2084 /* If shm logging now, restart logging with the new size. */
2085 if (shmlog_size > 0) {
2087 LOG("Restarting shm logging...\n");
2090 shmlog_size = atoi(argument);
2091 /* Make a weakly attempt at ensuring the argument is valid. */
2092 if (shmlog_size <= 0)
2093 shmlog_size = default_shmlog_size;
2095 LOG("%s shm logging\n", shmlog_size > 0 ? "Enabling" : "Disabling");
2097 update_shmlog_atom();
2098 // XXX: default reply for now, make this a better reply
2103 * Implementation of 'debuglog toggle|on|off'
2106 void cmd_debuglog(I3_CMD, const char *argument) {
2107 bool logging = get_debug_logging();
2108 if (!strcmp(argument, "toggle")) {
2109 LOG("%s debug logging\n", logging ? "Disabling" : "Enabling");
2110 set_debug_logging(!logging);
2111 } else if (!strcmp(argument, "on") && !logging) {
2112 LOG("Enabling debug logging\n");
2113 set_debug_logging(true);
2114 } else if (!strcmp(argument, "off") && logging) {
2115 LOG("Disabling debug logging\n");
2116 set_debug_logging(false);
2118 // XXX: default reply for now, make this a better reply