2 #define I3__FILE__ "commands.c"
4 * vim:ts=4:sw=4:expandtab
6 * i3 - an improved dynamic tiling window manager
7 * © 2009 Michael Stapelberg and contributors (see also: LICENSE)
9 * commands.c: all command functions (see commands_parser.c)
18 // Macros to make the YAJL API a bit easier to use.
19 #define y(x, ...) (cmd_output->json_gen != NULL ? yajl_gen_##x(cmd_output->json_gen, ##__VA_ARGS__) : 0)
20 #define ystr(str) (cmd_output->json_gen != NULL ? yajl_gen_string(cmd_output->json_gen, (unsigned char *)str, strlen(str)) : 0)
21 #define ysuccess(success) \
23 if (cmd_output->json_gen != NULL) { \
30 #define yerror(format, ...) \
32 if (cmd_output->json_gen != NULL) { \
34 sasprintf(&message, format, ##__VA_ARGS__); \
45 /** When the command did not include match criteria (!), we use the currently
46 * focused container. Do not confuse this case with a command which included
47 * criteria but which did not match any windows. This macro has to be called in
50 #define HANDLE_EMPTY_MATCH \
52 if (match_is_empty(current_match)) { \
53 owindow *ow = smalloc(sizeof(owindow)); \
55 TAILQ_INIT(&owindows); \
56 TAILQ_INSERT_TAIL(&owindows, ow, owindows); \
61 * Returns true if a is definitely greater than b (using the given epsilon)
64 static bool definitelyGreaterThan(float a, float b, float epsilon) {
65 return (a - b) > ((fabs(a) < fabs(b) ? fabs(b) : fabs(a)) * epsilon);
69 * Returns the output containing the given container.
71 static Output *get_output_of_con(Con *con) {
72 Con *output_con = con_get_output(con);
73 Output *output = get_output_by_name(output_con->name);
74 assert(output != NULL);
80 * Checks whether we switched to a new workspace and returns false in that case,
81 * signaling that further workspace switching should be done by the calling function
82 * If not, calls workspace_back_and_forth() if workspace_auto_back_and_forth is set
83 * and return true, signaling that no further workspace switching should occur in the calling function.
86 static bool maybe_back_and_forth(struct CommandResultIR *cmd_output, const char *name) {
87 Con *ws = con_get_workspace(focused);
89 /* If we switched to a different workspace, do nothing */
90 if (strcmp(ws->name, name) != 0)
93 DLOG("This workspace is already focused.\n");
94 if (config.workspace_auto_back_and_forth) {
95 workspace_back_and_forth();
96 cmd_output->needs_tree_render = true;
102 * Return the passed workspace unless it is the current one and auto back and
103 * forth is enabled, in which case the back_and_forth workspace is returned.
105 static Con *maybe_auto_back_and_forth_workspace(Con *workspace) {
108 if (!config.workspace_auto_back_and_forth)
111 current = con_get_workspace(focused);
113 if (current == workspace) {
114 baf = workspace_back_and_forth_get();
116 DLOG("Substituting workspace with back_and_forth, as it is focused.\n");
124 // This code is commented out because we might recycle it for popping up error
125 // messages on parser errors.
127 static pid_t migration_pid = -1;
130 * Handler which will be called when we get a SIGCHLD for the nagbar, meaning
131 * it exited (or could not be started, depending on the exit code).
134 static void nagbar_exited(EV_P_ ev_child *watcher, int revents) {
135 ev_child_stop(EV_A_ watcher);
136 if (!WIFEXITED(watcher->rstatus)) {
137 fprintf(stderr, "ERROR: i3-nagbar did not exit normally.\n");
141 int exitcode = WEXITSTATUS(watcher->rstatus);
142 printf("i3-nagbar process exited with status %d\n", exitcode);
144 fprintf(stderr, "ERROR: i3-nagbar could not be found. Is it correctly installed on your system?\n");
150 /* We need ev >= 4 for the following code. Since it is not *that* important (it
151 * only makes sure that there are no i3-nagbar instances left behind) we still
152 * support old systems with libev 3. */
153 #if EV_VERSION_MAJOR >= 4
155 * Cleanup handler. Will be called when i3 exits. Kills i3-nagbar with signal
156 * SIGKILL (9) to make sure there are no left-over i3-nagbar processes.
159 static void nagbar_cleanup(EV_P_ ev_cleanup *watcher, int revent) {
160 if (migration_pid != -1) {
161 LOG("Sending SIGKILL (9) to i3-nagbar with PID %d\n", migration_pid);
162 kill(migration_pid, SIGKILL);
167 void cmd_MIGRATION_start_nagbar(void) {
168 if (migration_pid != -1) {
169 fprintf(stderr, "i3-nagbar already running.\n");
172 fprintf(stderr, "Starting i3-nagbar, command parsing differs from expected output.\n");
173 ELOG("Please report this on IRC or in the bugtracker. Make sure to include the full debug level logfile:\n");
174 ELOG("i3-dump-log | gzip -9c > /tmp/i3.log.gz\n");
175 ELOG("FYI: Your i3 version is " I3_VERSION "\n");
176 migration_pid = fork();
177 if (migration_pid == -1) {
178 warn("Could not fork()");
183 if (migration_pid == 0) {
185 sasprintf(&pageraction, "i3-sensible-terminal -e i3-sensible-pager \"%s\"", errorfilename);
187 NULL, /* will be replaced by the executable path */
191 "You found a parsing error. Please, please, please, report it!",
197 exec_i3_utility("i3-nagbar", argv);
201 /* install a child watcher */
202 ev_child *child = smalloc(sizeof(ev_child));
203 ev_child_init(child, &nagbar_exited, migration_pid, 0);
204 ev_child_start(main_loop, child);
206 /* We need ev >= 4 for the following code. Since it is not *that* important (it
207 * only makes sure that there are no i3-nagbar instances left behind) we still
208 * support old systems with libev 3. */
209 #if EV_VERSION_MAJOR >= 4
210 /* install a cleanup watcher (will be called when i3 exits and i3-nagbar is
212 ev_cleanup *cleanup = smalloc(sizeof(ev_cleanup));
213 ev_cleanup_init(cleanup, nagbar_cleanup);
214 ev_cleanup_start(main_loop, cleanup);
220 /*******************************************************************************
221 * Criteria functions.
222 ******************************************************************************/
225 * Helper data structure for an operation window (window on which the operation
226 * will be performed). Used to build the TAILQ owindows.
229 typedef struct owindow {
231 TAILQ_ENTRY(owindow) owindows;
234 typedef TAILQ_HEAD(owindows_head, owindow) owindows_head;
236 static owindows_head owindows;
239 * Initializes the specified 'Match' data structure and the initial state of
240 * commands.c for matching target windows of a command.
243 void cmd_criteria_init(I3_CMD) {
247 DLOG("Initializing criteria, current_match = %p\n", current_match);
248 match_free(current_match);
249 match_init(current_match);
250 while (!TAILQ_EMPTY(&owindows)) {
251 ow = TAILQ_FIRST(&owindows);
252 TAILQ_REMOVE(&owindows, ow, owindows);
255 TAILQ_INIT(&owindows);
257 TAILQ_FOREACH(con, &all_cons, all_cons) {
258 ow = smalloc(sizeof(owindow));
260 TAILQ_INSERT_TAIL(&owindows, ow, owindows);
265 * A match specification just finished (the closing square bracket was found),
266 * so we filter the list of owindows.
269 void cmd_criteria_match_windows(I3_CMD) {
270 owindow *next, *current;
272 DLOG("match specification finished, matching...\n");
273 /* copy the old list head to iterate through it and start with a fresh
274 * list which will contain only matching windows */
275 struct owindows_head old = owindows;
276 TAILQ_INIT(&owindows);
277 for (next = TAILQ_FIRST(&old); next != TAILQ_END(&old);) {
278 /* make a copy of the next pointer and advance the pointer to the
279 * next element as we are going to invalidate the element’s
280 * next/prev pointers by calling TAILQ_INSERT_TAIL later */
282 next = TAILQ_NEXT(next, owindows);
284 DLOG("checking if con %p / %s matches\n", current->con, current->con->name);
285 if (current_match->con_id != NULL) {
286 if (current_match->con_id == current->con) {
287 DLOG("matches container!\n");
288 TAILQ_INSERT_TAIL(&owindows, current, owindows);
290 DLOG("doesnt match\n");
293 } else if (current_match->mark != NULL && current->con->mark != NULL &&
294 regex_matches(current_match->mark, current->con->mark)) {
295 DLOG("match by mark\n");
296 TAILQ_INSERT_TAIL(&owindows, current, owindows);
298 if (current->con->window && match_matches_window(current_match, current->con->window)) {
299 DLOG("matches window!\n");
300 TAILQ_INSERT_TAIL(&owindows, current, owindows);
302 DLOG("doesnt match\n");
308 TAILQ_FOREACH(current, &owindows, owindows) {
309 DLOG("matching: %p / %s\n", current->con, current->con->name);
314 * Interprets a ctype=cvalue pair and adds it to the current match
318 void cmd_criteria_add(I3_CMD, const char *ctype, const char *cvalue) {
319 match_parse_property(current_match, ctype, cvalue);
323 * Implementation of 'move [window|container] [to] workspace
324 * next|prev|next_on_output|prev_on_output|current'.
327 void cmd_move_con_to_workspace(I3_CMD, const char *which) {
330 DLOG("which=%s\n", which);
332 /* We have nothing to move:
333 * when criteria was specified but didn't match any window or
334 * when criteria wasn't specified and we don't have any window focused. */
335 if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
336 (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
337 !con_has_children(focused))) {
344 /* get the workspace */
346 if (strcmp(which, "next") == 0)
347 ws = workspace_next();
348 else if (strcmp(which, "prev") == 0)
349 ws = workspace_prev();
350 else if (strcmp(which, "next_on_output") == 0)
351 ws = workspace_next_on_output();
352 else if (strcmp(which, "prev_on_output") == 0)
353 ws = workspace_prev_on_output();
354 else if (strcmp(which, "current") == 0)
355 ws = con_get_workspace(focused);
357 ELOG("BUG: called with which=%s\n", which);
362 TAILQ_FOREACH(current, &owindows, owindows) {
363 DLOG("matching: %p / %s\n", current->con, current->con->name);
364 con_move_to_workspace(current->con, ws, true, false, false);
367 cmd_output->needs_tree_render = true;
368 // XXX: default reply for now, make this a better reply
373 * Implementation of 'move [window|container] [to] workspace back_and_forth'.
376 void cmd_move_con_to_workspace_back_and_forth(I3_CMD) {
380 ws = workspace_back_and_forth_get();
383 yerror("No workspace was previously active.");
389 TAILQ_FOREACH(current, &owindows, owindows) {
390 DLOG("matching: %p / %s\n", current->con, current->con->name);
391 con_move_to_workspace(current->con, ws, true, false, false);
394 cmd_output->needs_tree_render = true;
395 // XXX: default reply for now, make this a better reply
400 * Implementation of 'move [window|container] [to] workspace <name>'.
403 void cmd_move_con_to_workspace_name(I3_CMD, const char *name) {
404 if (strncasecmp(name, "__", strlen("__")) == 0) {
405 LOG("You cannot move containers to i3-internal workspaces (\"%s\").\n", name);
412 /* We have nothing to move:
413 * when criteria was specified but didn't match any window or
414 * when criteria wasn't specified and we don't have any window focused. */
415 if (!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) {
416 ELOG("No windows match your criteria, cannot move.\n");
419 } else if (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
420 !con_has_children(focused)) {
425 LOG("should move window to workspace %s\n", name);
426 /* get the workspace */
427 Con *ws = workspace_get(name, NULL);
429 ws = maybe_auto_back_and_forth_workspace(ws);
433 TAILQ_FOREACH(current, &owindows, owindows) {
434 DLOG("matching: %p / %s\n", current->con, current->con->name);
435 con_move_to_workspace(current->con, ws, true, false, false);
438 cmd_output->needs_tree_render = true;
439 // XXX: default reply for now, make this a better reply
444 * Implementation of 'move [window|container] [to] workspace number <name>'.
447 void cmd_move_con_to_workspace_number(I3_CMD, const char *which) {
450 /* We have nothing to move:
451 * when criteria was specified but didn't match any window or
452 * when criteria wasn't specified and we don't have any window focused. */
453 if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
454 (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
455 !con_has_children(focused))) {
460 LOG("should move window to workspace %s\n", which);
461 /* get the workspace */
462 Con *output, *workspace = NULL;
464 long parsed_num = ws_name_to_number(which);
466 if (parsed_num == -1) {
467 LOG("Could not parse initial part of \"%s\" as a number.\n", which);
468 yerror("Could not parse number \"%s\"", which);
472 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
473 GREP_FIRST(workspace, output_get_content(output),
474 child->num == parsed_num);
477 workspace = workspace_get(which, NULL);
480 workspace = maybe_auto_back_and_forth_workspace(workspace);
484 TAILQ_FOREACH(current, &owindows, owindows) {
485 DLOG("matching: %p / %s\n", current->con, current->con->name);
486 con_move_to_workspace(current->con, workspace, true, false, false);
489 cmd_output->needs_tree_render = true;
490 // XXX: default reply for now, make this a better reply
494 static void cmd_resize_floating(I3_CMD, const char *way, const char *direction, Con *floating_con, int px) {
495 LOG("floating resize\n");
496 Rect old_rect = floating_con->rect;
497 Con *focused_con = con_descend_focused(floating_con);
499 /* ensure that resize will take place even if pixel increment is smaller than
500 * height increment or width increment.
502 const i3Window *window = focused_con->window;
503 if (window != NULL) {
504 if (strcmp(direction, "up") == 0 || strcmp(direction, "down") == 0 ||
505 strcmp(direction, "height") == 0) {
507 px = (-px < window->height_increment) ? -window->height_increment : px;
509 px = (px < window->height_increment) ? window->height_increment : px;
510 } else if (strcmp(direction, "left") == 0 || strcmp(direction, "right") == 0) {
512 px = (-px < window->width_increment) ? -window->width_increment : px;
514 px = (px < window->width_increment) ? window->width_increment : px;
518 if (strcmp(direction, "up") == 0) {
519 floating_con->rect.height += px;
520 } else if (strcmp(direction, "down") == 0 || strcmp(direction, "height") == 0) {
521 floating_con->rect.height += px;
522 } else if (strcmp(direction, "left") == 0) {
523 floating_con->rect.width += px;
525 floating_con->rect.width += px;
528 floating_check_size(floating_con);
530 /* Did we actually resize anything or did the size constraints prevent us?
531 * If we could not resize, exit now to not move the window. */
532 if (memcmp(&old_rect, &(floating_con->rect), sizeof(Rect)) == 0)
535 if (strcmp(direction, "up") == 0) {
536 floating_con->rect.y -= (floating_con->rect.height - old_rect.height);
537 } else if (strcmp(direction, "left") == 0) {
538 floating_con->rect.x -= (floating_con->rect.width - old_rect.width);
541 /* If this is a scratchpad window, don't auto center it from now on. */
542 if (floating_con->scratchpad_state == SCRATCHPAD_FRESH)
543 floating_con->scratchpad_state = SCRATCHPAD_CHANGED;
546 static bool cmd_resize_tiling_direction(I3_CMD, Con *current, const char *way, const char *direction, int ppt) {
547 LOG("tiling resize\n");
549 Con *first = current;
550 direction_t search_direction;
551 if (!strcmp(direction, "left"))
552 search_direction = D_LEFT;
553 else if (!strcmp(direction, "right"))
554 search_direction = D_RIGHT;
555 else if (!strcmp(direction, "up"))
556 search_direction = D_UP;
558 search_direction = D_DOWN;
560 bool res = resize_find_tiling_participants(&first, &second, search_direction);
562 LOG("No second container in this direction found.\n");
567 /* get the default percentage */
568 int children = con_num_children(first->parent);
569 LOG("ins. %d children\n", children);
570 double percentage = 1.0 / children;
571 LOG("default percentage = %f\n", percentage);
574 LOG("second->percent = %f\n", second->percent);
575 LOG("first->percent before = %f\n", first->percent);
576 if (first->percent == 0.0)
577 first->percent = percentage;
578 if (second->percent == 0.0)
579 second->percent = percentage;
580 double new_first_percent = first->percent + ((double)ppt / 100.0);
581 double new_second_percent = second->percent - ((double)ppt / 100.0);
582 LOG("new_first_percent = %f\n", new_first_percent);
583 LOG("new_second_percent = %f\n", new_second_percent);
584 /* Ensure that the new percentages are positive and greater than
585 * 0.05 to have a reasonable minimum size. */
586 if (definitelyGreaterThan(new_first_percent, 0.05, DBL_EPSILON) &&
587 definitelyGreaterThan(new_second_percent, 0.05, DBL_EPSILON)) {
588 first->percent += ((double)ppt / 100.0);
589 second->percent -= ((double)ppt / 100.0);
590 LOG("first->percent after = %f\n", first->percent);
591 LOG("second->percent after = %f\n", second->percent);
593 LOG("Not resizing, already at minimum size\n");
599 static bool cmd_resize_tiling_width_height(I3_CMD, Con *current, const char *way, const char *direction, int ppt) {
600 LOG("width/height resize\n");
601 /* get the appropriate current container (skip stacked/tabbed cons) */
602 while (current->parent->layout == L_STACKED ||
603 current->parent->layout == L_TABBED)
604 current = current->parent;
606 /* Then further go up until we find one with the matching orientation. */
607 orientation_t search_orientation =
608 (strcmp(direction, "width") == 0 ? HORIZ : VERT);
610 while (current->type != CT_WORKSPACE &&
611 current->type != CT_FLOATING_CON &&
612 con_orientation(current->parent) != search_orientation)
613 current = current->parent;
615 /* get the default percentage */
616 int children = con_num_children(current->parent);
617 LOG("ins. %d children\n", children);
618 double percentage = 1.0 / children;
619 LOG("default percentage = %f\n", percentage);
621 orientation_t orientation = con_orientation(current->parent);
623 if ((orientation == HORIZ &&
624 strcmp(direction, "height") == 0) ||
625 (orientation == VERT &&
626 strcmp(direction, "width") == 0)) {
627 LOG("You cannot resize in that direction. Your focus is in a %s split container currently.\n",
628 (orientation == HORIZ ? "horizontal" : "vertical"));
634 LOG("This is the only container, cannot resize.\n");
639 /* Ensure all the other children have a percentage set. */
641 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
642 LOG("child->percent = %f (child %p)\n", child->percent, child);
643 if (child->percent == 0.0)
644 child->percent = percentage;
647 double new_current_percent = current->percent + ((double)ppt / 100.0);
648 double subtract_percent = ((double)ppt / 100.0) / (children - 1);
649 LOG("new_current_percent = %f\n", new_current_percent);
650 LOG("subtract_percent = %f\n", subtract_percent);
651 /* Ensure that the new percentages are positive and greater than
652 * 0.05 to have a reasonable minimum size. */
653 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
654 if (child == current)
656 if (!definitelyGreaterThan(child->percent - subtract_percent, 0.05, DBL_EPSILON)) {
657 LOG("Not resizing, already at minimum size (child %p would end up with a size of %.f\n", child, child->percent - subtract_percent);
662 if (!definitelyGreaterThan(new_current_percent, 0.05, DBL_EPSILON)) {
663 LOG("Not resizing, already at minimum size\n");
668 current->percent += ((double)ppt / 100.0);
669 LOG("current->percent after = %f\n", current->percent);
671 TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) {
672 if (child == current)
674 child->percent -= subtract_percent;
675 LOG("child->percent after (%p) = %f\n", child, child->percent);
682 * Implementation of 'resize grow|shrink <direction> [<px> px] [or <ppt> ppt]'.
685 void cmd_resize(I3_CMD, const char *way, const char *direction, long resize_px, long resize_ppt) {
686 DLOG("resizing in way %s, direction %s, px %ld or ppt %ld\n", way, direction, resize_px, resize_ppt);
687 if (strcmp(way, "shrink") == 0) {
695 TAILQ_FOREACH(current, &owindows, owindows) {
696 /* Don't handle dock windows (issue #1201) */
697 if (current->con->window && current->con->window->dock) {
698 DLOG("This is a dock window. Not resizing (con = %p)\n)", current->con);
703 if ((floating_con = con_inside_floating(current->con))) {
704 cmd_resize_floating(current_match, cmd_output, way, direction, floating_con, resize_px);
706 if (strcmp(direction, "width") == 0 ||
707 strcmp(direction, "height") == 0) {
708 if (!cmd_resize_tiling_width_height(current_match, cmd_output,
709 current->con, way, direction, resize_ppt))
712 if (!cmd_resize_tiling_direction(current_match, cmd_output,
713 current->con, way, direction, resize_ppt))
719 cmd_output->needs_tree_render = true;
720 // XXX: default reply for now, make this a better reply
725 * Implementation of 'resize set <px> [px] <px> [px]'.
728 void cmd_resize_set(I3_CMD, long cwidth, long cheight) {
729 DLOG("resizing to %ldx%ld px\n", cwidth, cheight);
730 if (cwidth <= 0 || cheight <= 0) {
731 ELOG("Resize failed: dimensions cannot be negative (was %ldx%ld)\n", cwidth, cheight);
738 TAILQ_FOREACH(current, &owindows, owindows) {
740 if ((floating_con = con_inside_floating(current->con))) {
741 floating_resize(floating_con, cwidth, cheight);
743 ELOG("Resize failed: %p not a floating container\n", current->con);
747 cmd_output->needs_tree_render = true;
748 // XXX: default reply for now, make this a better reply
753 * Implementation of 'border normal|pixel [<n>]', 'border none|1pixel|toggle'.
756 void cmd_border(I3_CMD, const char *border_style_str, const char *border_width) {
757 DLOG("border style should be changed to %s with border width %s\n", border_style_str, border_width);
762 TAILQ_FOREACH(current, &owindows, owindows) {
763 DLOG("matching: %p / %s\n", current->con, current->con->name);
764 int border_style = current->con->border_style;
766 int tmp_border_width = -1;
767 tmp_border_width = strtol(border_width, &end, 10);
768 if (end == border_width) {
769 /* no valid digits found */
770 tmp_border_width = -1;
772 if (strcmp(border_style_str, "toggle") == 0) {
775 if (border_style == BS_NORMAL)
776 tmp_border_width = 2;
777 else if (border_style == BS_NONE)
778 tmp_border_width = 0;
779 else if (border_style == BS_PIXEL)
780 tmp_border_width = 1;
782 if (strcmp(border_style_str, "normal") == 0)
783 border_style = BS_NORMAL;
784 else if (strcmp(border_style_str, "pixel") == 0)
785 border_style = BS_PIXEL;
786 else if (strcmp(border_style_str, "1pixel") == 0) {
787 border_style = BS_PIXEL;
788 tmp_border_width = 1;
789 } else if (strcmp(border_style_str, "none") == 0)
790 border_style = BS_NONE;
792 ELOG("BUG: called with border_style=%s\n", border_style_str);
797 con_set_border_style(current->con, border_style, tmp_border_width);
800 cmd_output->needs_tree_render = true;
801 // XXX: default reply for now, make this a better reply
806 * Implementation of 'nop <comment>'.
809 void cmd_nop(I3_CMD, const char *comment) {
810 LOG("-------------------------------------------------\n");
811 LOG(" NOP: %s\n", comment);
812 LOG("-------------------------------------------------\n");
816 * Implementation of 'append_layout <path>'.
819 void cmd_append_layout(I3_CMD, const char *cpath) {
820 char *path = sstrdup(cpath);
821 LOG("Appending layout \"%s\"\n", path);
823 /* Make sure we allow paths like '~/.i3/layout.json' */
824 path = resolve_tilde(path);
826 json_content_t content = json_determine_content(path);
827 LOG("JSON content = %d\n", content);
828 if (content == JSON_CONTENT_UNKNOWN) {
829 ELOG("Could not determine the contents of \"%s\", not loading.\n", path);
830 yerror("Could not determine the contents of \"%s\".", path);
835 Con *parent = focused;
836 if (content == JSON_CONTENT_WORKSPACE) {
837 parent = output_get_content(con_get_output(parent));
839 /* We need to append the layout to a split container, since a leaf
840 * container must not have any children (by definition).
841 * Note that we explicitly check for workspaces, since they are okay for
842 * this purpose, but con_accepts_window() returns false for workspaces. */
843 while (parent->type != CT_WORKSPACE && !con_accepts_window(parent))
844 parent = parent->parent;
846 DLOG("Appending to parent=%p instead of focused=%p\n", parent, focused);
847 char *errormsg = NULL;
848 tree_append_json(parent, path, &errormsg);
849 if (errormsg != NULL) {
852 /* Note that we continue executing since tree_append_json() has
853 * side-effects — user-provided layouts can be partly valid, partly
854 * invalid, leading to half of the placeholder containers being
860 // XXX: This is a bit of a kludge. Theoretically, render_con(parent,
861 // false); should be enough, but when sending 'workspace 4; append_layout
862 // /tmp/foo.json', the needs_tree_render == true of the workspace command
863 // is not executed yet and will be batched with append_layout’s
864 // needs_tree_render after the parser finished. We should check if that is
866 render_con(croot, false);
868 restore_open_placeholder_windows(parent);
870 if (content == JSON_CONTENT_WORKSPACE)
871 ipc_send_workspace_event("restored", parent, NULL);
874 cmd_output->needs_tree_render = true;
878 * Implementation of 'workspace next|prev|next_on_output|prev_on_output'.
881 void cmd_workspace(I3_CMD, const char *which) {
884 DLOG("which=%s\n", which);
886 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
887 LOG("Cannot switch workspace while in global fullscreen\n");
892 if (strcmp(which, "next") == 0)
893 ws = workspace_next();
894 else if (strcmp(which, "prev") == 0)
895 ws = workspace_prev();
896 else if (strcmp(which, "next_on_output") == 0)
897 ws = workspace_next_on_output();
898 else if (strcmp(which, "prev_on_output") == 0)
899 ws = workspace_prev_on_output();
901 ELOG("BUG: called with which=%s\n", which);
908 cmd_output->needs_tree_render = true;
909 // XXX: default reply for now, make this a better reply
914 * Implementation of 'workspace number <name>'
917 void cmd_workspace_number(I3_CMD, const char *which) {
918 Con *output, *workspace = NULL;
920 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
921 LOG("Cannot switch workspace while in global fullscreen\n");
926 long parsed_num = ws_name_to_number(which);
928 if (parsed_num == -1) {
929 LOG("Could not parse initial part of \"%s\" as a number.\n", which);
930 yerror("Could not parse number \"%s\"", which);
934 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
935 GREP_FIRST(workspace, output_get_content(output),
936 child->num == parsed_num);
939 LOG("There is no workspace with number %ld, creating a new one.\n", parsed_num);
941 workspace_show_by_name(which);
942 cmd_output->needs_tree_render = true;
945 if (maybe_back_and_forth(cmd_output, workspace->name))
947 workspace_show(workspace);
949 cmd_output->needs_tree_render = true;
950 // XXX: default reply for now, make this a better reply
955 * Implementation of 'workspace back_and_forth'.
958 void cmd_workspace_back_and_forth(I3_CMD) {
959 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
960 LOG("Cannot switch workspace while in global fullscreen\n");
965 workspace_back_and_forth();
967 cmd_output->needs_tree_render = true;
968 // XXX: default reply for now, make this a better reply
973 * Implementation of 'workspace <name>'
976 void cmd_workspace_name(I3_CMD, const char *name) {
977 if (strncasecmp(name, "__", strlen("__")) == 0) {
978 LOG("You cannot switch to the i3-internal workspaces (\"%s\").\n", name);
983 if (con_get_fullscreen_con(croot, CF_GLOBAL)) {
984 LOG("Cannot switch workspace while in global fullscreen\n");
989 DLOG("should switch to workspace %s\n", name);
990 if (maybe_back_and_forth(cmd_output, name))
992 workspace_show_by_name(name);
994 cmd_output->needs_tree_render = true;
995 // XXX: default reply for now, make this a better reply
1000 * Implementation of 'mark [--toggle] <mark>'
1003 void cmd_mark(I3_CMD, const char *mark, const char *toggle) {
1006 owindow *current = TAILQ_FIRST(&owindows);
1007 if (current == NULL) {
1012 /* Marks must be unique, i.e., no two windows must have the same mark. */
1013 if (current != TAILQ_LAST(&owindows, owindows_head)) {
1014 yerror("A mark must not be put onto more than one window");
1018 DLOG("matching: %p / %s\n", current->con, current->con->name);
1019 if (toggle != NULL) {
1020 con_mark_toggle(current->con, mark);
1022 con_mark(current->con, mark);
1025 cmd_output->needs_tree_render = true;
1026 // XXX: default reply for now, make this a better reply
1031 * Implementation of 'unmark [mark]'
1034 void cmd_unmark(I3_CMD, const char *mark) {
1037 cmd_output->needs_tree_render = true;
1038 // XXX: default reply for now, make this a better reply
1043 * Implementation of 'mode <string>'.
1046 void cmd_mode(I3_CMD, const char *mode) {
1047 DLOG("mode=%s\n", mode);
1050 // XXX: default reply for now, make this a better reply
1055 * Implementation of 'move [window|container] [to] output <str>'.
1058 void cmd_move_con_to_output(I3_CMD, const char *name) {
1059 DLOG("Should move window to output \"%s\".\n", name);
1063 bool had_error = false;
1064 TAILQ_FOREACH(current, &owindows, owindows) {
1065 DLOG("matching: %p / %s\n", current->con, current->con->name);
1067 Output *current_output = get_output_of_con(current->con);
1068 assert(current_output != NULL);
1070 Output *output = get_output_from_string(current_output, name);
1071 if (output == NULL) {
1072 ELOG("Could not find output \"%s\", skipping.\n", name);
1078 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1080 ELOG("Could not find a visible workspace on output %p.\n", output);
1085 con_move_to_workspace(current->con, ws, true, false, false);
1088 cmd_output->needs_tree_render = true;
1089 ysuccess(!had_error);
1093 * Implementation of 'move [container|window] [to] mark <str>'.
1096 void cmd_move_con_to_mark(I3_CMD, const char *mark) {
1097 DLOG("moving window to mark \"%s\"\n", mark);
1103 TAILQ_FOREACH(current, &owindows, owindows) {
1104 DLOG("moving matched window %p / %s to mark \"%s\"\n", current->con, current->con->name, mark);
1105 result &= con_move_to_mark(current->con, mark);
1108 cmd_output->needs_tree_render = true;
1113 * Implementation of 'floating enable|disable|toggle'
1116 void cmd_floating(I3_CMD, const char *floating_mode) {
1119 DLOG("floating_mode=%s\n", floating_mode);
1123 TAILQ_FOREACH(current, &owindows, owindows) {
1124 DLOG("matching: %p / %s\n", current->con, current->con->name);
1125 if (strcmp(floating_mode, "toggle") == 0) {
1126 DLOG("should toggle mode\n");
1127 toggle_floating_mode(current->con, false);
1129 DLOG("should switch mode to %s\n", floating_mode);
1130 if (strcmp(floating_mode, "enable") == 0) {
1131 floating_enable(current->con, false);
1133 floating_disable(current->con, false);
1138 cmd_output->needs_tree_render = true;
1139 // XXX: default reply for now, make this a better reply
1144 * Implementation of 'move workspace to [output] <str>'.
1147 void cmd_move_workspace_to_output(I3_CMD, const char *name) {
1148 DLOG("should move workspace to output %s\n", name);
1153 TAILQ_FOREACH(current, &owindows, owindows) {
1154 Con *ws = con_get_workspace(current->con);
1155 bool success = workspace_move_to_output(ws, name);
1157 ELOG("Failed to move workspace to output.\n");
1163 cmd_output->needs_tree_render = true;
1164 // XXX: default reply for now, make this a better reply
1169 * Implementation of 'split v|h|vertical|horizontal'.
1172 void cmd_split(I3_CMD, const char *direction) {
1176 LOG("splitting in direction %c\n", direction[0]);
1177 TAILQ_FOREACH(current, &owindows, owindows) {
1178 if (con_is_docked(current->con)) {
1179 ELOG("Cannot split a docked container, skipping.\n");
1183 DLOG("matching: %p / %s\n", current->con, current->con->name);
1184 tree_split(current->con, (direction[0] == 'v' ? VERT : HORIZ));
1187 cmd_output->needs_tree_render = true;
1188 // XXX: default reply for now, make this a better reply
1193 * Implementation of 'kill [window|client]'.
1196 void cmd_kill(I3_CMD, const char *kill_mode_str) {
1197 if (kill_mode_str == NULL)
1198 kill_mode_str = "window";
1201 DLOG("kill_mode=%s\n", kill_mode_str);
1204 if (strcmp(kill_mode_str, "window") == 0)
1205 kill_mode = KILL_WINDOW;
1206 else if (strcmp(kill_mode_str, "client") == 0)
1207 kill_mode = KILL_CLIENT;
1209 ELOG("BUG: called with kill_mode=%s\n", kill_mode_str);
1214 /* check if the match is empty, not if the result is empty */
1215 if (match_is_empty(current_match))
1216 tree_close_con(kill_mode);
1218 TAILQ_FOREACH(current, &owindows, owindows) {
1219 DLOG("matching: %p / %s\n", current->con, current->con->name);
1220 tree_close(current->con, kill_mode, false, false);
1224 cmd_output->needs_tree_render = true;
1225 // XXX: default reply for now, make this a better reply
1230 * Implementation of 'exec [--no-startup-id] <command>'.
1233 void cmd_exec(I3_CMD, const char *nosn, const char *command) {
1234 bool no_startup_id = (nosn != NULL);
1236 DLOG("should execute %s, no_startup_id = %d\n", command, no_startup_id);
1237 start_application(command, no_startup_id);
1239 // XXX: default reply for now, make this a better reply
1244 * Implementation of 'focus left|right|up|down'.
1247 void cmd_focus_direction(I3_CMD, const char *direction) {
1248 DLOG("direction = *%s*\n", direction);
1250 if (strcmp(direction, "left") == 0)
1251 tree_next('p', HORIZ);
1252 else if (strcmp(direction, "right") == 0)
1253 tree_next('n', HORIZ);
1254 else if (strcmp(direction, "up") == 0)
1255 tree_next('p', VERT);
1256 else if (strcmp(direction, "down") == 0)
1257 tree_next('n', VERT);
1259 ELOG("Invalid focus direction (%s)\n", direction);
1264 cmd_output->needs_tree_render = true;
1265 // XXX: default reply for now, make this a better reply
1270 * Implementation of 'focus tiling|floating|mode_toggle'.
1273 void cmd_focus_window_mode(I3_CMD, const char *window_mode) {
1274 DLOG("window_mode = %s\n", window_mode);
1276 Con *ws = con_get_workspace(focused);
1278 if (strcmp(window_mode, "mode_toggle") == 0) {
1279 if (con_inside_floating(focused))
1280 window_mode = "tiling";
1282 window_mode = "floating";
1285 TAILQ_FOREACH(current, &(ws->focus_head), focused) {
1286 if ((strcmp(window_mode, "floating") == 0 && current->type != CT_FLOATING_CON) ||
1287 (strcmp(window_mode, "tiling") == 0 && current->type == CT_FLOATING_CON))
1290 con_focus(con_descend_focused(current));
1295 cmd_output->needs_tree_render = true;
1296 // XXX: default reply for now, make this a better reply
1301 * Implementation of 'focus parent|child'.
1304 void cmd_focus_level(I3_CMD, const char *level) {
1305 DLOG("level = %s\n", level);
1306 bool success = false;
1308 /* Focusing the parent can only be allowed if the newly
1309 * focused container won't escape the fullscreen container. */
1310 if (strcmp(level, "parent") == 0) {
1311 if (focused && focused->parent) {
1312 if (con_fullscreen_permits_focusing(focused->parent))
1313 success = level_up();
1315 ELOG("'focus parent': Currently in fullscreen, not going up\n");
1319 /* Focusing a child should always be allowed. */
1321 success = level_down();
1323 cmd_output->needs_tree_render = success;
1324 // XXX: default reply for now, make this a better reply
1329 * Implementation of 'focus'.
1332 void cmd_focus(I3_CMD) {
1333 DLOG("current_match = %p\n", current_match);
1335 if (match_is_empty(current_match)) {
1336 ELOG("You have to specify which window/container should be focused.\n");
1337 ELOG("Example: [class=\"urxvt\" title=\"irssi\"] focus\n");
1339 yerror("You have to specify which window/container should be focused");
1344 Con *__i3_scratch = workspace_get("__i3_scratch", NULL);
1347 TAILQ_FOREACH(current, &owindows, owindows) {
1348 Con *ws = con_get_workspace(current->con);
1349 /* If no workspace could be found, this was a dock window.
1350 * Just skip it, you cannot focus dock windows. */
1354 /* Check the fullscreen focus constraints. */
1355 if (!con_fullscreen_permits_focusing(current->con)) {
1356 LOG("Cannot change focus while in fullscreen mode (fullscreen rules).\n");
1361 /* In case this is a scratchpad window, call scratchpad_show(). */
1362 if (ws == __i3_scratch) {
1363 scratchpad_show(current->con);
1365 /* While for the normal focus case we can change focus multiple
1366 * times and only a single window ends up focused, we could show
1367 * multiple scratchpad windows. So, rather break here. */
1371 /* If the container is not on the current workspace,
1372 * workspace_show() will switch to a different workspace and (if
1373 * enabled) trigger a mouse pointer warp to the currently focused
1374 * container (!) on the target workspace.
1376 * Therefore, before calling workspace_show(), we make sure that
1377 * 'current' will be focused on the workspace. However, we cannot
1378 * just con_focus(current) because then the pointer will not be
1379 * warped at all (the code thinks we are already there).
1381 * So we focus 'current' to make it the currently focused window of
1382 * the target workspace, then revert focus. */
1383 Con *currently_focused = focused;
1384 con_focus(current->con);
1385 con_focus(currently_focused);
1387 /* Now switch to the workspace, then focus */
1389 LOG("focusing %p / %s\n", current->con, current->con->name);
1390 con_focus(current->con);
1395 LOG("WARNING: Your criteria for the focus command matches %d containers, "
1396 "while only exactly one container can be focused at a time.\n",
1399 cmd_output->needs_tree_render = true;
1400 ysuccess(count > 0);
1404 * Implementation of 'fullscreen enable|toggle [global]' and
1405 * 'fullscreen disable'
1408 void cmd_fullscreen(I3_CMD, const char *action, const char *fullscreen_mode) {
1409 fullscreen_mode_t mode = strcmp(fullscreen_mode, "global") == 0 ? CF_GLOBAL : CF_OUTPUT;
1410 DLOG("%s fullscreen, mode = %s\n", action, fullscreen_mode);
1415 TAILQ_FOREACH(current, &owindows, owindows) {
1416 DLOG("matching: %p / %s\n", current->con, current->con->name);
1417 if (strcmp(action, "toggle") == 0) {
1418 con_toggle_fullscreen(current->con, mode);
1419 } else if (strcmp(action, "enable") == 0) {
1420 con_enable_fullscreen(current->con, mode);
1421 } else if (strcmp(action, "disable") == 0) {
1422 con_disable_fullscreen(current->con);
1426 cmd_output->needs_tree_render = true;
1427 // XXX: default reply for now, make this a better reply
1432 * Implementation of 'sticky enable|disable|toggle'.
1435 void cmd_sticky(I3_CMD, const char *action) {
1436 DLOG("%s sticky on window\n", action);
1440 TAILQ_FOREACH(current, &owindows, owindows) {
1441 if (current->con->window == NULL) {
1442 ELOG("only containers holding a window can be made sticky, skipping con = %p\n", current->con);
1445 DLOG("setting sticky for container = %p / %s\n", current->con, current->con->name);
1447 bool sticky = false;
1448 if (strcmp(action, "enable") == 0)
1450 else if (strcmp(action, "disable") == 0)
1452 else if (strcmp(action, "toggle") == 0)
1453 sticky = !current->con->sticky;
1455 current->con->sticky = sticky;
1456 ewmh_update_sticky(current->con->window->id, sticky);
1459 /* A window we made sticky might not be on a visible workspace right now, so we need to make
1460 * sure it gets pushed to the front now. */
1461 output_push_sticky_windows(focused);
1463 cmd_output->needs_tree_render = true;
1468 * Implementation of 'move <direction> [<pixels> [px]]'.
1471 void cmd_move_direction(I3_CMD, const char *direction, long move_px) {
1475 Con *initially_focused = focused;
1477 TAILQ_FOREACH(current, &owindows, owindows) {
1478 DLOG("moving in direction %s, px %ld\n", direction, move_px);
1479 if (con_is_floating(current->con)) {
1480 DLOG("floating move with %ld pixels\n", move_px);
1481 Rect newrect = current->con->parent->rect;
1482 if (strcmp(direction, "left") == 0) {
1483 newrect.x -= move_px;
1484 } else if (strcmp(direction, "right") == 0) {
1485 newrect.x += move_px;
1486 } else if (strcmp(direction, "up") == 0) {
1487 newrect.y -= move_px;
1488 } else if (strcmp(direction, "down") == 0) {
1489 newrect.y += move_px;
1491 floating_reposition(current->con->parent, newrect);
1493 tree_move(current->con, (strcmp(direction, "right") == 0 ? D_RIGHT : (strcmp(direction, "left") == 0 ? D_LEFT : (strcmp(direction, "up") == 0 ? D_UP : D_DOWN))));
1494 cmd_output->needs_tree_render = true;
1498 /* the move command should not disturb focus */
1499 if (focused != initially_focused)
1500 con_focus(initially_focused);
1502 // XXX: default reply for now, make this a better reply
1507 * Implementation of 'layout default|stacked|stacking|tabbed|splitv|splith'.
1510 void cmd_layout(I3_CMD, const char *layout_str) {
1513 if (strcmp(layout_str, "stacking") == 0)
1514 layout_str = "stacked";
1516 /* default is a special case which will be handled in con_set_layout(). */
1517 if (strcmp(layout_str, "default") == 0)
1519 else if (strcmp(layout_str, "stacked") == 0)
1521 else if (strcmp(layout_str, "tabbed") == 0)
1523 else if (strcmp(layout_str, "splitv") == 0)
1525 else if (strcmp(layout_str, "splith") == 0)
1528 ELOG("Unknown layout \"%s\", this is a mismatch between code and parser spec.\n", layout_str);
1532 DLOG("changing layout to %s (%d)\n", layout_str, layout);
1535 TAILQ_FOREACH(current, &owindows, owindows) {
1536 if (con_is_docked(current->con)) {
1537 ELOG("cannot change layout of a docked container, skipping it.\n");
1541 DLOG("matching: %p / %s\n", current->con, current->con->name);
1542 con_set_layout(current->con, layout);
1545 cmd_output->needs_tree_render = true;
1546 // XXX: default reply for now, make this a better reply
1551 * Implementation of 'layout toggle [all|split]'.
1554 void cmd_layout_toggle(I3_CMD, const char *toggle_mode) {
1557 if (toggle_mode == NULL)
1558 toggle_mode = "default";
1560 DLOG("toggling layout (mode = %s)\n", toggle_mode);
1562 /* check if the match is empty, not if the result is empty */
1563 if (match_is_empty(current_match))
1564 con_toggle_layout(focused, toggle_mode);
1566 TAILQ_FOREACH(current, &owindows, owindows) {
1567 DLOG("matching: %p / %s\n", current->con, current->con->name);
1568 con_toggle_layout(current->con, toggle_mode);
1572 cmd_output->needs_tree_render = true;
1573 // XXX: default reply for now, make this a better reply
1578 * Implementation of 'exit'.
1581 void cmd_exit(I3_CMD) {
1582 LOG("Exiting due to user command.\n");
1584 unlink(config.ipc_socket_path);
1585 xcb_disconnect(conn);
1592 * Implementation of 'reload'.
1595 void cmd_reload(I3_CMD) {
1597 kill_nagbar(&config_error_nagbar_pid, false);
1598 kill_nagbar(&command_error_nagbar_pid, false);
1599 load_configuration(conn, NULL, true);
1601 /* Send an IPC event just in case the ws names have changed */
1602 ipc_send_workspace_event("reload", NULL, NULL);
1603 /* Send an update event for the barconfig just in case it has changed */
1606 // XXX: default reply for now, make this a better reply
1611 * Implementation of 'restart'.
1614 void cmd_restart(I3_CMD) {
1615 LOG("restarting i3\n");
1617 unlink(config.ipc_socket_path);
1618 /* We need to call this manually since atexit handlers don’t get called
1620 purge_zerobyte_logfile();
1623 // XXX: default reply for now, make this a better reply
1628 * Implementation of 'open'.
1631 void cmd_open(I3_CMD) {
1632 LOG("opening new container\n");
1633 Con *con = tree_open_con(NULL, NULL);
1634 con->layout = L_SPLITH;
1641 y(integer, (long int)con);
1644 cmd_output->needs_tree_render = true;
1648 * Implementation of 'focus output <output>'.
1651 void cmd_focus_output(I3_CMD, const char *name) {
1654 DLOG("name = %s\n", name);
1658 /* get the output */
1659 Output *current_output = NULL;
1662 TAILQ_FOREACH(current, &owindows, owindows)
1663 current_output = get_output_of_con(current->con);
1664 assert(current_output != NULL);
1666 output = get_output_from_string(current_output, name);
1669 LOG("No such output found.\n");
1674 /* get visible workspace on output */
1676 GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child));
1684 cmd_output->needs_tree_render = true;
1685 // XXX: default reply for now, make this a better reply
1690 * Implementation of 'move [window|container] [to] [absolute] position <px> [px] <px> [px]
1693 void cmd_move_window_to_position(I3_CMD, const char *method, long x, long y) {
1694 bool has_error = false;
1699 TAILQ_FOREACH(current, &owindows, owindows) {
1700 if (!con_is_floating(current->con)) {
1701 ELOG("Cannot change position. The window/container is not floating\n");
1704 yerror("Cannot change position of a window/container because it is not floating.");
1711 if (strcmp(method, "absolute") == 0) {
1712 current->con->parent->rect.x = x;
1713 current->con->parent->rect.y = y;
1715 DLOG("moving to absolute position %ld %ld\n", x, y);
1716 floating_maybe_reassign_ws(current->con->parent);
1717 cmd_output->needs_tree_render = true;
1720 if (strcmp(method, "position") == 0) {
1721 Rect newrect = current->con->parent->rect;
1723 DLOG("moving to position %ld %ld\n", x, y);
1727 floating_reposition(current->con->parent, newrect);
1731 // XXX: default reply for now, make this a better reply
1737 * Implementation of 'move [window|container] [to] [absolute] position center
1740 void cmd_move_window_to_center(I3_CMD, const char *method) {
1741 if (!con_is_floating(focused)) {
1742 ELOG("Cannot change position. The window/container is not floating\n");
1743 yerror("Cannot change position. The window/container is not floating.");
1747 if (strcmp(method, "absolute") == 0) {
1748 DLOG("moving to absolute center\n");
1749 floating_center(focused->parent, croot->rect);
1751 floating_maybe_reassign_ws(focused->parent);
1752 cmd_output->needs_tree_render = true;
1755 if (strcmp(method, "position") == 0) {
1756 DLOG("moving to center\n");
1757 floating_center(focused->parent, con_get_workspace(focused)->rect);
1759 cmd_output->needs_tree_render = true;
1762 // XXX: default reply for now, make this a better reply
1767 * Implementation of 'move [window|container] [to] position mouse'
1770 void cmd_move_window_to_mouse(I3_CMD) {
1774 TAILQ_FOREACH(current, &owindows, owindows) {
1775 Con *floating_con = con_inside_floating(current->con);
1776 if (floating_con == NULL) {
1777 DLOG("con %p / %s is not floating, cannot move it to the mouse position.\n",
1778 current->con, current->con->name);
1782 DLOG("moving floating container %p / %s to cursor position\n", floating_con, floating_con->name);
1783 floating_move_to_pointer(floating_con);
1786 cmd_output->needs_tree_render = true;
1791 * Implementation of 'move scratchpad'.
1794 void cmd_move_scratchpad(I3_CMD) {
1795 DLOG("should move window to scratchpad\n");
1800 TAILQ_FOREACH(current, &owindows, owindows) {
1801 DLOG("matching: %p / %s\n", current->con, current->con->name);
1802 scratchpad_move(current->con);
1805 cmd_output->needs_tree_render = true;
1806 // XXX: default reply for now, make this a better reply
1811 * Implementation of 'scratchpad show'.
1814 void cmd_scratchpad_show(I3_CMD) {
1815 DLOG("should show scratchpad window\n");
1818 if (match_is_empty(current_match)) {
1819 scratchpad_show(NULL);
1821 TAILQ_FOREACH(current, &owindows, owindows) {
1822 DLOG("matching: %p / %s\n", current->con, current->con->name);
1823 scratchpad_show(current->con);
1827 cmd_output->needs_tree_render = true;
1828 // XXX: default reply for now, make this a better reply
1833 * Implementation of 'title_format <format>'
1836 void cmd_title_format(I3_CMD, const char *format) {
1837 DLOG("setting title_format to \"%s\"\n", format);
1841 TAILQ_FOREACH(current, &owindows, owindows) {
1842 if (current->con->window == NULL)
1845 DLOG("setting title_format for %p / %s\n", current->con, current->con->name);
1846 FREE(current->con->window->title_format);
1848 /* If we only display the title without anything else, we can skip the parsing step,
1849 * so we remove the title format altogether. */
1850 if (strcasecmp(format, "%title") != 0) {
1851 current->con->window->title_format = sstrdup(format);
1853 i3String *formatted_title = window_parse_title_format(current->con->window);
1854 ewmh_update_visible_name(current->con->window->id, i3string_as_utf8(formatted_title));
1855 I3STRING_FREE(formatted_title);
1857 /* We can remove _NET_WM_VISIBLE_NAME since we don't display a custom title. */
1858 ewmh_update_visible_name(current->con->window->id, NULL);
1861 /* Make sure the window title is redrawn immediately. */
1862 current->con->window->name_x_changed = true;
1865 cmd_output->needs_tree_render = true;
1870 * Implementation of 'rename workspace [<name>] to <name>'
1873 void cmd_rename_workspace(I3_CMD, const char *old_name, const char *new_name) {
1874 if (strncasecmp(new_name, "__", strlen("__")) == 0) {
1875 LOG("Cannot rename workspace to \"%s\": names starting with __ are i3-internal.\n", new_name);
1880 LOG("Renaming workspace \"%s\" to \"%s\"\n", old_name, new_name);
1882 LOG("Renaming current workspace to \"%s\"\n", new_name);
1885 Con *output, *workspace = NULL;
1887 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
1888 GREP_FIRST(workspace, output_get_content(output),
1889 !strcasecmp(child->name, old_name));
1891 workspace = con_get_workspace(focused);
1892 old_name = workspace->name;
1896 yerror("Old workspace \"%s\" not found", old_name);
1900 Con *check_dest = NULL;
1901 TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
1902 GREP_FIRST(check_dest, output_get_content(output),
1903 !strcasecmp(child->name, new_name));
1905 if (check_dest != NULL) {
1906 yerror("New workspace \"%s\" already exists", new_name);
1910 /* Change the name and try to parse it as a number. */
1911 FREE(workspace->name);
1912 workspace->name = sstrdup(new_name);
1914 workspace->num = ws_name_to_number(new_name);
1915 LOG("num = %d\n", workspace->num);
1917 /* By re-attaching, the sort order will be correct afterwards. */
1918 Con *previously_focused = focused;
1919 Con *parent = workspace->parent;
1920 con_detach(workspace);
1921 con_attach(workspace, parent, false);
1923 /* Move the workspace to the correct output if it has an assignment */
1924 struct Workspace_Assignment *assignment = NULL;
1925 TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) {
1926 if (assignment->output == NULL)
1928 if (strcmp(assignment->name, workspace->name) != 0 && (!name_is_digits(assignment->name) || ws_name_to_number(assignment->name) != workspace->num)) {
1932 workspace_move_to_output(workspace, assignment->output);
1934 if (previously_focused)
1935 workspace_show(con_get_workspace(previously_focused));
1940 /* Restore the previous focus since con_attach messes with the focus. */
1941 con_focus(previously_focused);
1943 cmd_output->needs_tree_render = true;
1946 ipc_send_workspace_event("rename", workspace, NULL);
1947 ewmh_update_desktop_names();
1948 ewmh_update_desktop_viewport();
1949 ewmh_update_current_desktop();
1951 startup_sequence_rename_workspace(old_name, new_name);
1955 * Implementation of 'bar mode dock|hide|invisible|toggle [<bar_id>]'
1958 bool cmd_bar_mode(const char *bar_mode, const char *bar_id) {
1960 bool toggle = false;
1961 if (strcmp(bar_mode, "dock") == 0)
1963 else if (strcmp(bar_mode, "hide") == 0)
1965 else if (strcmp(bar_mode, "invisible") == 0)
1967 else if (strcmp(bar_mode, "toggle") == 0)
1970 ELOG("Unknown bar mode \"%s\", this is a mismatch between code and parser spec.\n", bar_mode);
1974 bool changed_sth = false;
1975 Barconfig *current = NULL;
1976 TAILQ_FOREACH(current, &barconfigs, configs) {
1977 if (bar_id && strcmp(current->id, bar_id) != 0)
1981 mode = (current->mode + 1) % 2;
1983 DLOG("Changing bar mode of bar_id '%s' to '%s (%d)'\n", current->id, bar_mode, mode);
1984 current->mode = mode;
1991 if (bar_id && !changed_sth) {
1992 DLOG("Changing bar mode of bar_id %s failed, bar_id not found.\n", bar_id);
2000 * Implementation of 'bar hidden_state hide|show|toggle [<bar_id>]'
2003 bool cmd_bar_hidden_state(const char *bar_hidden_state, const char *bar_id) {
2004 int hidden_state = S_SHOW;
2005 bool toggle = false;
2006 if (strcmp(bar_hidden_state, "hide") == 0)
2007 hidden_state = S_HIDE;
2008 else if (strcmp(bar_hidden_state, "show") == 0)
2009 hidden_state = S_SHOW;
2010 else if (strcmp(bar_hidden_state, "toggle") == 0)
2013 ELOG("Unknown bar state \"%s\", this is a mismatch between code and parser spec.\n", bar_hidden_state);
2017 bool changed_sth = false;
2018 Barconfig *current = NULL;
2019 TAILQ_FOREACH(current, &barconfigs, configs) {
2020 if (bar_id && strcmp(current->id, bar_id) != 0)
2024 hidden_state = (current->hidden_state + 1) % 2;
2026 DLOG("Changing bar hidden_state of bar_id '%s' to '%s (%d)'\n", current->id, bar_hidden_state, hidden_state);
2027 current->hidden_state = hidden_state;
2034 if (bar_id && !changed_sth) {
2035 DLOG("Changing bar hidden_state of bar_id %s failed, bar_id not found.\n", bar_id);
2043 * Implementation of 'bar (hidden_state hide|show|toggle)|(mode dock|hide|invisible|toggle) [<bar_id>]'
2046 void cmd_bar(I3_CMD, const char *bar_type, const char *bar_value, const char *bar_id) {
2048 if (strcmp(bar_type, "mode") == 0)
2049 ret = cmd_bar_mode(bar_value, bar_id);
2050 else if (strcmp(bar_type, "hidden_state") == 0)
2051 ret = cmd_bar_hidden_state(bar_value, bar_id);
2053 ELOG("Unknown bar option type \"%s\", this is a mismatch between code and parser spec.\n", bar_type);
2065 * Implementation of 'shmlog <size>|toggle|on|off'
2068 void cmd_shmlog(I3_CMD, const char *argument) {
2069 if (!strcmp(argument, "toggle"))
2070 /* Toggle shm log, if size is not 0. If it is 0, set it to default. */
2071 shmlog_size = shmlog_size ? -shmlog_size : default_shmlog_size;
2072 else if (!strcmp(argument, "on"))
2073 shmlog_size = default_shmlog_size;
2074 else if (!strcmp(argument, "off"))
2077 /* If shm logging now, restart logging with the new size. */
2078 if (shmlog_size > 0) {
2080 LOG("Restarting shm logging...\n");
2083 shmlog_size = atoi(argument);
2084 /* Make a weakly attempt at ensuring the argument is valid. */
2085 if (shmlog_size <= 0)
2086 shmlog_size = default_shmlog_size;
2088 LOG("%s shm logging\n", shmlog_size > 0 ? "Enabling" : "Disabling");
2090 update_shmlog_atom();
2091 // XXX: default reply for now, make this a better reply
2096 * Implementation of 'debuglog toggle|on|off'
2099 void cmd_debuglog(I3_CMD, const char *argument) {
2100 bool logging = get_debug_logging();
2101 if (!strcmp(argument, "toggle")) {
2102 LOG("%s debug logging\n", logging ? "Disabling" : "Enabling");
2103 set_debug_logging(!logging);
2104 } else if (!strcmp(argument, "on") && !logging) {
2105 LOG("Enabling debug logging\n");
2106 set_debug_logging(true);
2107 } else if (!strcmp(argument, "off") && logging) {
2108 LOG("Disabling debug logging\n");
2109 set_debug_logging(false);
2111 // XXX: default reply for now, make this a better reply