/* * vim:ts=4:sw=4:expandtab * * i3 - an improved dynamic tiling window manager * © 2009-2012 Michael Stapelberg and contributors (see also: LICENSE) * * commands.c: all command functions (see commands_parser.c) * */ #include #include #include "all.h" // Macros to make the YAJL API a bit easier to use. #define y(x, ...) yajl_gen_ ## x (cmd_output->json_gen, ##__VA_ARGS__) #define ystr(str) yajl_gen_string(cmd_output->json_gen, (unsigned char*)str, strlen(str)) #define ysuccess(success) do { \ y(map_open); \ ystr("success"); \ y(bool, success); \ y(map_close); \ } while (0) /** When the command did not include match criteria (!), we use the currently * focused command. Do not confuse this case with a command which included * criteria but which did not match any windows. This macro has to be called in * every command. */ #define HANDLE_EMPTY_MATCH do { \ if (match_is_empty(current_match)) { \ owindow *ow = smalloc(sizeof(owindow)); \ ow->con = focused; \ TAILQ_INIT(&owindows); \ TAILQ_INSERT_TAIL(&owindows, ow, owindows); \ } \ } while (0) static owindows_head owindows; /* * Returns true if a is definitely greater than b (using the given epsilon) * */ static bool definitelyGreaterThan(float a, float b, float epsilon) { return (a - b) > ( (fabs(a) < fabs(b) ? fabs(b) : fabs(a)) * epsilon); } /* * Returns an 'output' corresponding to one of left/right/down/up or a specific * output name. * */ static Output *get_output_from_string(Output *current_output, const char *output_str) { Output *output; if (strcasecmp(output_str, "left") == 0) { output = get_output_next(D_LEFT, current_output); if (!output) output = get_output_most(D_RIGHT, current_output); } else if (strcasecmp(output_str, "right") == 0) { output = get_output_next(D_RIGHT, current_output); if (!output) output = get_output_most(D_LEFT, current_output); } else if (strcasecmp(output_str, "up") == 0) { output = get_output_next(D_UP, current_output); if (!output) output = get_output_most(D_DOWN, current_output); } else if (strcasecmp(output_str, "down") == 0) { output = get_output_next(D_DOWN, current_output); if (!output) output = get_output_most(D_UP, current_output); } else output = get_output_by_name(output_str); return output; } /* * Checks whether we switched to a new workspace and returns false in that case, * signaling that further workspace switching should be done by the calling function * If not, calls workspace_back_and_forth() if workspace_auto_back_and_forth is set * and return true, signaling that no further workspace switching should occur in the calling function. * */ static bool maybe_back_and_forth(struct CommandResult *cmd_output, char *name) { Con *ws = con_get_workspace(focused); /* If we switched to a different workspace, do nothing */ if (strcmp(ws->name, name) != 0) return false; DLOG("This workspace is already focused.\n"); if (config.workspace_auto_back_and_forth) { workspace_back_and_forth(); cmd_output->needs_tree_render = true; } return true; } // This code is commented out because we might recycle it for popping up error // messages on parser errors. #if 0 static pid_t migration_pid = -1; /* * Handler which will be called when we get a SIGCHLD for the nagbar, meaning * it exited (or could not be started, depending on the exit code). * */ static void nagbar_exited(EV_P_ ev_child *watcher, int revents) { ev_child_stop(EV_A_ watcher); if (!WIFEXITED(watcher->rstatus)) { fprintf(stderr, "ERROR: i3-nagbar did not exit normally.\n"); return; } int exitcode = WEXITSTATUS(watcher->rstatus); printf("i3-nagbar process exited with status %d\n", exitcode); if (exitcode == 2) { fprintf(stderr, "ERROR: i3-nagbar could not be found. Is it correctly installed on your system?\n"); } migration_pid = -1; } /* We need ev >= 4 for the following code. Since it is not *that* important (it * only makes sure that there are no i3-nagbar instances left behind) we still * support old systems with libev 3. */ #if EV_VERSION_MAJOR >= 4 /* * Cleanup handler. Will be called when i3 exits. Kills i3-nagbar with signal * SIGKILL (9) to make sure there are no left-over i3-nagbar processes. * */ static void nagbar_cleanup(EV_P_ ev_cleanup *watcher, int revent) { if (migration_pid != -1) { LOG("Sending SIGKILL (9) to i3-nagbar with PID %d\n", migration_pid); kill(migration_pid, SIGKILL); } } #endif void cmd_MIGRATION_start_nagbar(void) { if (migration_pid != -1) { fprintf(stderr, "i3-nagbar already running.\n"); return; } fprintf(stderr, "Starting i3-nagbar, command parsing differs from expected output.\n"); ELOG("Please report this on IRC or in the bugtracker. Make sure to include the full debug level logfile:\n"); ELOG("i3-dump-log | gzip -9c > /tmp/i3.log.gz\n"); ELOG("FYI: Your i3 version is " I3_VERSION "\n"); migration_pid = fork(); if (migration_pid == -1) { warn("Could not fork()"); return; } /* child */ if (migration_pid == 0) { char *pageraction; sasprintf(&pageraction, "i3-sensible-terminal -e i3-sensible-pager \"%s\"", errorfilename); char *argv[] = { NULL, /* will be replaced by the executable path */ "-t", "error", "-m", "You found a parsing error. Please, please, please, report it!", "-b", "show errors", pageraction, NULL }; exec_i3_utility("i3-nagbar", argv); } /* parent */ /* install a child watcher */ ev_child *child = smalloc(sizeof(ev_child)); ev_child_init(child, &nagbar_exited, migration_pid, 0); ev_child_start(main_loop, child); /* We need ev >= 4 for the following code. Since it is not *that* important (it * only makes sure that there are no i3-nagbar instances left behind) we still * support old systems with libev 3. */ #if EV_VERSION_MAJOR >= 4 /* install a cleanup watcher (will be called when i3 exits and i3-nagbar is * still running) */ ev_cleanup *cleanup = smalloc(sizeof(ev_cleanup)); ev_cleanup_init(cleanup, nagbar_cleanup); ev_cleanup_start(main_loop, cleanup); #endif } #endif /******************************************************************************* * Criteria functions. ******************************************************************************/ /* * Initializes the specified 'Match' data structure and the initial state of * commands.c for matching target windows of a command. * */ void cmd_criteria_init(I3_CMD) { Con *con; owindow *ow; DLOG("Initializing criteria, current_match = %p\n", current_match); match_init(current_match); while (!TAILQ_EMPTY(&owindows)) { ow = TAILQ_FIRST(&owindows); TAILQ_REMOVE(&owindows, ow, owindows); free(ow); } TAILQ_INIT(&owindows); /* copy all_cons */ TAILQ_FOREACH(con, &all_cons, all_cons) { ow = smalloc(sizeof(owindow)); ow->con = con; TAILQ_INSERT_TAIL(&owindows, ow, owindows); } } /* * A match specification just finished (the closing square bracket was found), * so we filter the list of owindows. * */ void cmd_criteria_match_windows(I3_CMD) { owindow *next, *current; DLOG("match specification finished, matching...\n"); /* copy the old list head to iterate through it and start with a fresh * list which will contain only matching windows */ struct owindows_head old = owindows; TAILQ_INIT(&owindows); for (next = TAILQ_FIRST(&old); next != TAILQ_END(&old);) { /* make a copy of the next pointer and advance the pointer to the * next element as we are going to invalidate the element’s * next/prev pointers by calling TAILQ_INSERT_TAIL later */ current = next; next = TAILQ_NEXT(next, owindows); DLOG("checking if con %p / %s matches\n", current->con, current->con->name); if (current_match->con_id != NULL) { if (current_match->con_id == current->con) { DLOG("matches container!\n"); TAILQ_INSERT_TAIL(&owindows, current, owindows); } } else if (current_match->mark != NULL && current->con->mark != NULL && regex_matches(current_match->mark, current->con->mark)) { DLOG("match by mark\n"); TAILQ_INSERT_TAIL(&owindows, current, owindows); } else { if (current->con->window == NULL) continue; if (match_matches_window(current_match, current->con->window)) { DLOG("matches window!\n"); TAILQ_INSERT_TAIL(&owindows, current, owindows); } else { DLOG("doesnt match\n"); free(current); } } } TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); } } /* * Interprets a ctype=cvalue pair and adds it to the current match * specification. * */ void cmd_criteria_add(I3_CMD, char *ctype, char *cvalue) { DLOG("ctype=*%s*, cvalue=*%s*\n", ctype, cvalue); if (strcmp(ctype, "class") == 0) { current_match->class = regex_new(cvalue); return; } if (strcmp(ctype, "instance") == 0) { current_match->instance = regex_new(cvalue); return; } if (strcmp(ctype, "window_role") == 0) { current_match->role = regex_new(cvalue); return; } if (strcmp(ctype, "con_id") == 0) { char *end; long parsed = strtol(cvalue, &end, 10); if (parsed == LONG_MIN || parsed == LONG_MAX || parsed < 0 || (end && *end != '\0')) { ELOG("Could not parse con id \"%s\"\n", cvalue); } else { current_match->con_id = (Con*)parsed; printf("id as int = %p\n", current_match->con_id); } return; } if (strcmp(ctype, "id") == 0) { char *end; long parsed = strtol(cvalue, &end, 10); if (parsed == LONG_MIN || parsed == LONG_MAX || parsed < 0 || (end && *end != '\0')) { ELOG("Could not parse window id \"%s\"\n", cvalue); } else { current_match->id = parsed; printf("window id as int = %d\n", current_match->id); } return; } if (strcmp(ctype, "con_mark") == 0) { current_match->mark = regex_new(cvalue); return; } if (strcmp(ctype, "title") == 0) { current_match->title = regex_new(cvalue); return; } if (strcmp(ctype, "urgent") == 0) { if (strcasecmp(cvalue, "latest") == 0 || strcasecmp(cvalue, "newest") == 0 || strcasecmp(cvalue, "recent") == 0 || strcasecmp(cvalue, "last") == 0) { current_match->urgent = U_LATEST; } else if (strcasecmp(cvalue, "oldest") == 0 || strcasecmp(cvalue, "first") == 0) { current_match->urgent = U_OLDEST; } return; } ELOG("Unknown criterion: %s\n", ctype); } /* * Implementation of 'move [window|container] [to] workspace * next|prev|next_on_output|prev_on_output'. * */ void cmd_move_con_to_workspace(I3_CMD, char *which) { owindow *current; DLOG("which=%s\n", which); HANDLE_EMPTY_MATCH; /* get the workspace */ Con *ws; if (strcmp(which, "next") == 0) ws = workspace_next(); else if (strcmp(which, "prev") == 0) ws = workspace_prev(); else if (strcmp(which, "next_on_output") == 0) ws = workspace_next_on_output(); else if (strcmp(which, "prev_on_output") == 0) ws = workspace_prev_on_output(); else { ELOG("BUG: called with which=%s\n", which); ysuccess(false); return; } TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); con_move_to_workspace(current->con, ws, true, false); } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'move [window|container] [to] workspace '. * */ void cmd_move_con_to_workspace_name(I3_CMD, char *name) { if (strncasecmp(name, "__i3_", strlen("__i3_")) == 0) { LOG("You cannot switch to the i3 internal workspaces.\n"); ysuccess(false); return; } owindow *current; /* Error out early to not create a non-existing workspace (in * workspace_get()) if we are not actually able to move anything. */ if (match_is_empty(current_match) && focused->type == CT_WORKSPACE) { ysuccess(false); return; } LOG("should move window to workspace %s\n", name); /* get the workspace */ Con *ws = workspace_get(name, NULL); HANDLE_EMPTY_MATCH; TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); con_move_to_workspace(current->con, ws, true, false); } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'move [window|container] [to] workspace number '. * */ void cmd_move_con_to_workspace_number(I3_CMD, char *which) { owindow *current; /* Error out early to not create a non-existing workspace (in * workspace_get()) if we are not actually able to move anything. */ if (match_is_empty(current_match) && focused->type == CT_WORKSPACE) { ysuccess(false); return; } LOG("should move window to workspace with number %d\n", which); /* get the workspace */ Con *output, *workspace = NULL; char *endptr = NULL; long parsed_num = strtol(which, &endptr, 10); if (parsed_num == LONG_MIN || parsed_num == LONG_MAX || parsed_num < 0 || *endptr != '\0') { LOG("Could not parse \"%s\" as a number.\n", which); y(map_open); ystr("success"); y(bool, false); ystr("error"); // TODO: better error message ystr("Could not parse number"); y(map_close); return; } TAILQ_FOREACH(output, &(croot->nodes_head), nodes) GREP_FIRST(workspace, output_get_content(output), child->num == parsed_num); if (!workspace) { y(map_open); ystr("success"); y(bool, false); ystr("error"); // TODO: better error message ystr("No such workspace"); y(map_close); return; } HANDLE_EMPTY_MATCH; TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); con_move_to_workspace(current->con, workspace, true, false); } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } static void cmd_resize_floating(I3_CMD, char *way, char *direction, Con *floating_con, int px) { LOG("floating resize\n"); if (strcmp(direction, "up") == 0) { floating_con->rect.y -= px; floating_con->rect.height += px; } else if (strcmp(direction, "down") == 0) { floating_con->rect.height += px; } else if (strcmp(direction, "left") == 0) { floating_con->rect.x -= px; floating_con->rect.width += px; } else { floating_con->rect.width += px; } } static void cmd_resize_tiling_direction(I3_CMD, char *way, char *direction, int ppt) { LOG("tiling resize\n"); /* get the appropriate current container (skip stacked/tabbed cons) */ Con *current = focused; while (current->parent->layout == L_STACKED || current->parent->layout == L_TABBED) current = current->parent; /* Then further go up until we find one with the matching orientation. */ orientation_t search_orientation = (strcmp(direction, "left") == 0 || strcmp(direction, "right") == 0 ? HORIZ : VERT); while (current->type != CT_WORKSPACE && current->type != CT_FLOATING_CON && current->parent->orientation != search_orientation) current = current->parent; /* get the default percentage */ int children = con_num_children(current->parent); Con *other; LOG("ins. %d children\n", children); double percentage = 1.0 / children; LOG("default percentage = %f\n", percentage); orientation_t orientation = current->parent->orientation; if ((orientation == HORIZ && (strcmp(direction, "up") == 0 || strcmp(direction, "down") == 0)) || (orientation == VERT && (strcmp(direction, "left") == 0 || strcmp(direction, "right") == 0))) { LOG("You cannot resize in that direction. Your focus is in a %s split container currently.\n", (orientation == HORIZ ? "horizontal" : "vertical")); ysuccess(false); return; } if (strcmp(direction, "up") == 0 || strcmp(direction, "left") == 0) { other = TAILQ_PREV(current, nodes_head, nodes); } else { other = TAILQ_NEXT(current, nodes); } if (other == TAILQ_END(workspaces)) { LOG("No other container in this direction found, cannot resize.\n"); ysuccess(false); return; } LOG("other->percent = %f\n", other->percent); LOG("current->percent before = %f\n", current->percent); if (current->percent == 0.0) current->percent = percentage; if (other->percent == 0.0) other->percent = percentage; double new_current_percent = current->percent + ((double)ppt / 100.0); double new_other_percent = other->percent - ((double)ppt / 100.0); LOG("new_current_percent = %f\n", new_current_percent); LOG("new_other_percent = %f\n", new_other_percent); /* Ensure that the new percentages are positive and greater than * 0.05 to have a reasonable minimum size. */ if (definitelyGreaterThan(new_current_percent, 0.05, DBL_EPSILON) && definitelyGreaterThan(new_other_percent, 0.05, DBL_EPSILON)) { current->percent += ((double)ppt / 100.0); other->percent -= ((double)ppt / 100.0); LOG("current->percent after = %f\n", current->percent); LOG("other->percent after = %f\n", other->percent); } else { LOG("Not resizing, already at minimum size\n"); } } static void cmd_resize_tiling_width_height(I3_CMD, char *way, char *direction, int ppt) { LOG("width/height resize\n"); /* get the appropriate current container (skip stacked/tabbed cons) */ Con *current = focused; while (current->parent->layout == L_STACKED || current->parent->layout == L_TABBED) current = current->parent; /* Then further go up until we find one with the matching orientation. */ orientation_t search_orientation = (strcmp(direction, "width") == 0 ? HORIZ : VERT); while (current->type != CT_WORKSPACE && current->type != CT_FLOATING_CON && current->parent->orientation != search_orientation) current = current->parent; /* get the default percentage */ int children = con_num_children(current->parent); LOG("ins. %d children\n", children); double percentage = 1.0 / children; LOG("default percentage = %f\n", percentage); orientation_t orientation = current->parent->orientation; if ((orientation == HORIZ && strcmp(direction, "height") == 0) || (orientation == VERT && strcmp(direction, "width") == 0)) { LOG("You cannot resize in that direction. Your focus is in a %s split container currently.\n", (orientation == HORIZ ? "horizontal" : "vertical")); ysuccess(false); return; } if (children == 1) { LOG("This is the only container, cannot resize.\n"); ysuccess(false); return; } /* Ensure all the other children have a percentage set. */ Con *child; TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) { LOG("child->percent = %f (child %p)\n", child->percent, child); if (child->percent == 0.0) child->percent = percentage; } double new_current_percent = current->percent + ((double)ppt / 100.0); double subtract_percent = ((double)ppt / 100.0) / (children - 1); LOG("new_current_percent = %f\n", new_current_percent); LOG("subtract_percent = %f\n", subtract_percent); /* Ensure that the new percentages are positive and greater than * 0.05 to have a reasonable minimum size. */ TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) { if (child == current) continue; if (!definitelyGreaterThan(child->percent - subtract_percent, 0.05, DBL_EPSILON)) { LOG("Not resizing, already at minimum size (child %p would end up with a size of %.f\n", child, child->percent - subtract_percent); ysuccess(false); return; } } if (!definitelyGreaterThan(new_current_percent, 0.05, DBL_EPSILON)) { LOG("Not resizing, already at minimum size\n"); ysuccess(false); return; } current->percent += ((double)ppt / 100.0); LOG("current->percent after = %f\n", current->percent); TAILQ_FOREACH(child, &(current->parent->nodes_head), nodes) { if (child == current) continue; child->percent -= subtract_percent; LOG("child->percent after (%p) = %f\n", child, child->percent); } } /* * Implementation of 'resize grow|shrink [ px] [or ppt]'. * */ void cmd_resize(I3_CMD, char *way, char *direction, char *resize_px, char *resize_ppt) { /* resize [ px] [or ppt] */ DLOG("resizing in way %s, direction %s, px %s or ppt %s\n", way, direction, resize_px, resize_ppt); // TODO: We could either handle this in the parser itself as a separate token (and make the stack typed) or we need a better way to convert a string to a number with error checking int px = atoi(resize_px); int ppt = atoi(resize_ppt); if (strcmp(way, "shrink") == 0) { px *= -1; ppt *= -1; } Con *floating_con; if ((floating_con = con_inside_floating(focused))) { cmd_resize_floating(current_match, cmd_output, way, direction, floating_con, px); } else { if (strcmp(direction, "width") == 0 || strcmp(direction, "height") == 0) cmd_resize_tiling_width_height(current_match, cmd_output, way, direction, ppt); else cmd_resize_tiling_direction(current_match, cmd_output, way, direction, ppt); } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'border normal|none|1pixel|toggle'. * */ void cmd_border(I3_CMD, char *border_style_str) { DLOG("border style should be changed to %s\n", border_style_str); owindow *current; HANDLE_EMPTY_MATCH; TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); int border_style = current->con->border_style; if (strcmp(border_style_str, "toggle") == 0) { border_style++; border_style %= 3; } else { if (strcmp(border_style_str, "normal") == 0) border_style = BS_NORMAL; else if (strcmp(border_style_str, "none") == 0) border_style = BS_NONE; else if (strcmp(border_style_str, "1pixel") == 0) border_style = BS_1PIXEL; else { ELOG("BUG: called with border_style=%s\n", border_style_str); ysuccess(false); return; } } con_set_border_style(current->con, border_style); } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'nop '. * */ void cmd_nop(I3_CMD, char *comment) { LOG("-------------------------------------------------\n"); LOG(" NOP: %s\n", comment); LOG("-------------------------------------------------\n"); } /* * Implementation of 'append_layout '. * */ void cmd_append_layout(I3_CMD, char *path) { LOG("Appending layout \"%s\"\n", path); tree_append_json(path); cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'workspace next|prev|next_on_output|prev_on_output'. * */ void cmd_workspace(I3_CMD, char *which) { Con *ws; DLOG("which=%s\n", which); if (strcmp(which, "next") == 0) ws = workspace_next(); else if (strcmp(which, "prev") == 0) ws = workspace_prev(); else if (strcmp(which, "next_on_output") == 0) ws = workspace_next_on_output(); else if (strcmp(which, "prev_on_output") == 0) ws = workspace_prev_on_output(); else { ELOG("BUG: called with which=%s\n", which); ysuccess(false); return; } workspace_show(ws); cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'workspace number ' * */ void cmd_workspace_number(I3_CMD, char *which) { Con *output, *workspace = NULL; char *endptr = NULL; long parsed_num = strtol(which, &endptr, 10); if (parsed_num == LONG_MIN || parsed_num == LONG_MAX || parsed_num < 0 || *endptr != '\0') { LOG("Could not parse \"%s\" as a number.\n", which); y(map_open); ystr("success"); y(bool, false); ystr("error"); // TODO: better error message ystr("Could not parse number"); y(map_close); return; } TAILQ_FOREACH(output, &(croot->nodes_head), nodes) GREP_FIRST(workspace, output_get_content(output), child->num == parsed_num); if (!workspace) { LOG("There is no workspace with number %d, creating a new one.\n", parsed_num); ysuccess(true); /* terminate the which string after the endposition of the number */ *endptr = '\0'; if (maybe_back_and_forth(cmd_output, which)) return; workspace_show_by_name(which); cmd_output->needs_tree_render = true; return; } if (maybe_back_and_forth(cmd_output, which)) return; workspace_show(workspace); cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'workspace back_and_forth'. * */ void cmd_workspace_back_and_forth(I3_CMD) { workspace_back_and_forth(); cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'workspace ' * */ void cmd_workspace_name(I3_CMD, char *name) { if (strncasecmp(name, "__i3_", strlen("__i3_")) == 0) { LOG("You cannot switch to the i3 internal workspaces.\n"); ysuccess(false); return; } DLOG("should switch to workspace %s\n", name); if (maybe_back_and_forth(cmd_output, name)) return; workspace_show_by_name(name); cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'mark ' * */ void cmd_mark(I3_CMD, char *mark) { DLOG("Clearing all windows which have that mark first\n"); Con *con; TAILQ_FOREACH(con, &all_cons, all_cons) { if (con->mark && strcmp(con->mark, mark) == 0) FREE(con->mark); } DLOG("marking window with str %s\n", mark); owindow *current; HANDLE_EMPTY_MATCH; TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); current->con->mark = sstrdup(mark); } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'mode '. * */ void cmd_mode(I3_CMD, char *mode) { DLOG("mode=%s\n", mode); switch_mode(mode); // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'move [window|container] [to] output '. * */ void cmd_move_con_to_output(I3_CMD, char *name) { owindow *current; DLOG("should move window to output %s\n", name); HANDLE_EMPTY_MATCH; /* get the output */ Output *current_output = NULL; Output *output; // TODO: fix the handling of criteria TAILQ_FOREACH(current, &owindows, owindows) current_output = get_output_containing(current->con->rect.x, current->con->rect.y); assert(current_output != NULL); // TODO: clean this up with commands.spec as soon as we switched away from the lex/yacc command parser if (strcasecmp(name, "up") == 0) output = get_output_next(D_UP, current_output); else if (strcasecmp(name, "down") == 0) output = get_output_next(D_DOWN, current_output); else if (strcasecmp(name, "left") == 0) output = get_output_next(D_LEFT, current_output); else if (strcasecmp(name, "right") == 0) output = get_output_next(D_RIGHT, current_output); else output = get_output_by_name(name); if (!output) { LOG("No such output found.\n"); ysuccess(false); return; } /* get visible workspace on output */ Con *ws = NULL; GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child)); if (!ws) { ysuccess(false); return; } TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); con_move_to_workspace(current->con, ws, true, false); } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'floating enable|disable|toggle' * */ void cmd_floating(I3_CMD, char *floating_mode) { owindow *current; DLOG("floating_mode=%s\n", floating_mode); HANDLE_EMPTY_MATCH; TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); if (strcmp(floating_mode, "toggle") == 0) { DLOG("should toggle mode\n"); toggle_floating_mode(current->con, false); } else { DLOG("should switch mode to %s\n", floating_mode); if (strcmp(floating_mode, "enable") == 0) { floating_enable(current->con, false); } else { floating_disable(current->con, false); } } } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'move workspace to [output] '. * */ void cmd_move_workspace_to_output(I3_CMD, char *name) { DLOG("should move workspace to output %s\n", name); HANDLE_EMPTY_MATCH; owindow *current; TAILQ_FOREACH(current, &owindows, owindows) { Output *current_output = get_output_containing(current->con->rect.x, current->con->rect.y); Output *output = get_output_from_string(current_output, name); if (!output) { LOG("No such output\n"); ysuccess(false); return; } Con *content = output_get_content(output->con); LOG("got output %p with content %p\n", output, content); Con *ws = con_get_workspace(current->con); LOG("should move workspace %p / %s\n", ws, ws->name); if (con_num_children(ws->parent) == 1) { LOG("Creating a new workspace to replace \"%s\" (last on its output).\n", ws->name); /* check if we can find a workspace assigned to this output */ bool used_assignment = false; struct Workspace_Assignment *assignment; TAILQ_FOREACH(assignment, &ws_assignments, ws_assignments) { if (strcmp(assignment->output, current_output->name) != 0) continue; /* check if this workspace is already attached to the tree */ Con *workspace = NULL, *out; TAILQ_FOREACH(out, &(croot->nodes_head), nodes) GREP_FIRST(workspace, output_get_content(out), !strcasecmp(child->name, assignment->name)); if (workspace != NULL) continue; /* so create the workspace referenced to by this assignment */ LOG("Creating workspace from assignment %s.\n", assignment->name); workspace_get(assignment->name, NULL); used_assignment = true; break; } /* if we couldn't create the workspace using an assignment, create * it on the output */ if (!used_assignment) create_workspace_on_output(current_output, ws->parent); /* notify the IPC listeners */ ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"init\"}"); } /* detach from the old output and attach to the new output */ bool workspace_was_visible = workspace_is_visible(ws); Con *old_content = ws->parent; con_detach(ws); if (workspace_was_visible) { /* The workspace which we just detached was visible, so focus * the next one in the focus-stack. */ Con *focus_ws = TAILQ_FIRST(&(old_content->focus_head)); LOG("workspace was visible, focusing %p / %s now\n", focus_ws, focus_ws->name); workspace_show(focus_ws); } con_attach(ws, content, false); /* fix the coordinates of the floating containers */ Con *floating_con; TAILQ_FOREACH(floating_con, &(ws->floating_head), floating_windows) floating_fix_coordinates(floating_con, &(old_content->rect), &(content->rect)); ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"move\"}"); if (workspace_was_visible) { /* Focus the moved workspace on the destination output. */ workspace_show(ws); } } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'split v|h|vertical|horizontal'. * */ void cmd_split(I3_CMD, char *direction) { /* TODO: use matches */ LOG("splitting in direction %c\n", direction[0]); tree_split(focused, (direction[0] == 'v' ? VERT : HORIZ)); cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementaiton of 'kill [window|client]'. * */ void cmd_kill(I3_CMD, char *kill_mode_str) { if (kill_mode_str == NULL) kill_mode_str = "window"; owindow *current; DLOG("kill_mode=%s\n", kill_mode_str); int kill_mode; if (strcmp(kill_mode_str, "window") == 0) kill_mode = KILL_WINDOW; else if (strcmp(kill_mode_str, "client") == 0) kill_mode = KILL_CLIENT; else { ELOG("BUG: called with kill_mode=%s\n", kill_mode_str); ysuccess(false); return; } /* check if the match is empty, not if the result is empty */ if (match_is_empty(current_match)) tree_close_con(kill_mode); else { TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); tree_close(current->con, kill_mode, false, false); } } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'exec [--no-startup-id] '. * */ void cmd_exec(I3_CMD, char *nosn, char *command) { bool no_startup_id = (nosn != NULL); DLOG("should execute %s, no_startup_id = %d\n", command, no_startup_id); start_application(command, no_startup_id); // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'focus left|right|up|down'. * */ void cmd_focus_direction(I3_CMD, char *direction) { if (focused && focused->type != CT_WORKSPACE && focused->fullscreen_mode != CF_NONE) { LOG("Cannot change focus while in fullscreen mode.\n"); ysuccess(false); return; } DLOG("direction = *%s*\n", direction); if (strcmp(direction, "left") == 0) tree_next('p', HORIZ); else if (strcmp(direction, "right") == 0) tree_next('n', HORIZ); else if (strcmp(direction, "up") == 0) tree_next('p', VERT); else if (strcmp(direction, "down") == 0) tree_next('n', VERT); else { ELOG("Invalid focus direction (%s)\n", direction); ysuccess(false); return; } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'focus tiling|floating|mode_toggle'. * */ void cmd_focus_window_mode(I3_CMD, char *window_mode) { if (focused && focused->type != CT_WORKSPACE && focused->fullscreen_mode != CF_NONE) { LOG("Cannot change focus while in fullscreen mode.\n"); ysuccess(false); return; } DLOG("window_mode = %s\n", window_mode); Con *ws = con_get_workspace(focused); Con *current; if (ws != NULL) { if (strcmp(window_mode, "mode_toggle") == 0) { current = TAILQ_FIRST(&(ws->focus_head)); if (current != NULL && current->type == CT_FLOATING_CON) window_mode = "tiling"; else window_mode = "floating"; } TAILQ_FOREACH(current, &(ws->focus_head), focused) { if ((strcmp(window_mode, "floating") == 0 && current->type != CT_FLOATING_CON) || (strcmp(window_mode, "tiling") == 0 && current->type == CT_FLOATING_CON)) continue; con_focus(con_descend_focused(current)); break; } } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'focus parent|child'. * */ void cmd_focus_level(I3_CMD, char *level) { if (focused && focused->type != CT_WORKSPACE && focused->fullscreen_mode != CF_NONE) { LOG("Cannot change focus while in fullscreen mode.\n"); ysuccess(false); return; } DLOG("level = %s\n", level); if (strcmp(level, "parent") == 0) level_up(); else level_down(); cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'focus'. * */ void cmd_focus(I3_CMD) { DLOG("current_match = %p\n", current_match); if (focused && focused->type != CT_WORKSPACE && focused->fullscreen_mode != CF_NONE) { LOG("Cannot change focus while in fullscreen mode.\n"); ysuccess(false); return; } owindow *current; if (match_is_empty(current_match)) { ELOG("You have to specify which window/container should be focused.\n"); ELOG("Example: [class=\"urxvt\" title=\"irssi\"] focus\n"); y(map_open); ystr("success"); y(bool, false); ystr("error"); ystr("You have to specify which window/container should be focused"); y(map_close); return; } int count = 0; TAILQ_FOREACH(current, &owindows, owindows) { Con *ws = con_get_workspace(current->con); /* If no workspace could be found, this was a dock window. * Just skip it, you cannot focus dock windows. */ if (!ws) continue; /* If the container is not on the current workspace, * workspace_show() will switch to a different workspace and (if * enabled) trigger a mouse pointer warp to the currently focused * container (!) on the target workspace. * * Therefore, before calling workspace_show(), we make sure that * 'current' will be focused on the workspace. However, we cannot * just con_focus(current) because then the pointer will not be * warped at all (the code thinks we are already there). * * So we focus 'current' to make it the currently focused window of * the target workspace, then revert focus. */ Con *currently_focused = focused; con_focus(current->con); con_focus(currently_focused); /* Now switch to the workspace, then focus */ workspace_show(ws); LOG("focusing %p / %s\n", current->con, current->con->name); con_focus(current->con); count++; } if (count > 1) LOG("WARNING: Your criteria for the focus command matches %d containers, " "while only exactly one container can be focused at a time.\n", count); cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'fullscreen [global]'. * */ void cmd_fullscreen(I3_CMD, char *fullscreen_mode) { if (fullscreen_mode == NULL) fullscreen_mode = "output"; DLOG("toggling fullscreen, mode = %s\n", fullscreen_mode); owindow *current; HANDLE_EMPTY_MATCH; TAILQ_FOREACH(current, &owindows, owindows) { printf("matching: %p / %s\n", current->con, current->con->name); con_toggle_fullscreen(current->con, (strcmp(fullscreen_mode, "global") == 0 ? CF_GLOBAL : CF_OUTPUT)); } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'move [ [px]]'. * */ void cmd_move_direction(I3_CMD, char *direction, char *move_px) { // TODO: We could either handle this in the parser itself as a separate token (and make the stack typed) or we need a better way to convert a string to a number with error checking int px = atoi(move_px); /* TODO: make 'move' work with criteria. */ DLOG("moving in direction %s, px %s\n", direction, move_px); if (con_is_floating(focused)) { DLOG("floating move with %d pixels\n", px); Rect newrect = focused->parent->rect; if (strcmp(direction, "left") == 0) { newrect.x -= px; } else if (strcmp(direction, "right") == 0) { newrect.x += px; } else if (strcmp(direction, "up") == 0) { newrect.y -= px; } else if (strcmp(direction, "down") == 0) { newrect.y += px; } floating_reposition(focused->parent, newrect); } else { tree_move((strcmp(direction, "right") == 0 ? D_RIGHT : (strcmp(direction, "left") == 0 ? D_LEFT : (strcmp(direction, "up") == 0 ? D_UP : D_DOWN)))); cmd_output->needs_tree_render = true; } // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'layout default|stacked|stacking|tabbed'. * */ void cmd_layout(I3_CMD, char *layout_str) { if (strcmp(layout_str, "stacking") == 0) layout_str = "stacked"; DLOG("changing layout to %s\n", layout_str); owindow *current; int layout = (strcmp(layout_str, "default") == 0 ? L_DEFAULT : (strcmp(layout_str, "stacked") == 0 ? L_STACKED : L_TABBED)); /* check if the match is empty, not if the result is empty */ if (match_is_empty(current_match)) con_set_layout(focused->parent, layout); else { TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); con_set_layout(current->con, layout); } } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementaiton of 'exit'. * */ void cmd_exit(I3_CMD) { LOG("Exiting due to user command.\n"); exit(0); /* unreached */ } /* * Implementaiton of 'reload'. * */ void cmd_reload(I3_CMD) { LOG("reloading\n"); kill_configerror_nagbar(false); load_configuration(conn, NULL, true); x_set_i3_atoms(); /* Send an IPC event just in case the ws names have changed */ ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"reload\"}"); // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementaiton of 'restart'. * */ void cmd_restart(I3_CMD) { LOG("restarting i3\n"); i3_restart(false); // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementaiton of 'open'. * */ void cmd_open(I3_CMD) { LOG("opening new container\n"); Con *con = tree_open_con(NULL, NULL); con_focus(con); y(map_open); ystr("success"); y(bool, true); ystr("id"); y(integer, (long int)con); y(map_close); cmd_output->needs_tree_render = true; } /* * Implementation of 'focus output '. * */ void cmd_focus_output(I3_CMD, char *name) { owindow *current; DLOG("name = %s\n", name); HANDLE_EMPTY_MATCH; /* get the output */ Output *current_output = NULL; Output *output; TAILQ_FOREACH(current, &owindows, owindows) current_output = get_output_containing(current->con->rect.x, current->con->rect.y); assert(current_output != NULL); output = get_output_from_string(current_output, name); if (!output) { LOG("No such output found.\n"); ysuccess(false); return; } /* get visible workspace on output */ Con *ws = NULL; GREP_FIRST(ws, output_get_content(output->con), workspace_is_visible(child)); if (!ws) { ysuccess(false); return; } workspace_show(ws); cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'move [window|container] [to] [absolute] position [px] [px] * */ void cmd_move_window_to_position(I3_CMD, char *method, char *cx, char *cy) { int x = atoi(cx); int y = atoi(cy); if (!con_is_floating(focused)) { ELOG("Cannot change position. The window/container is not floating\n"); y(map_open); ystr("success"); y(bool, false); ystr("error"); ystr("Cannot change position. The window/container is not floating."); y(map_close); return; } if (strcmp(method, "absolute") == 0) { focused->parent->rect.x = x; focused->parent->rect.y = y; DLOG("moving to absolute position %d %d\n", x, y); floating_maybe_reassign_ws(focused->parent); cmd_output->needs_tree_render = true; } if (strcmp(method, "position") == 0) { Rect newrect = focused->parent->rect; DLOG("moving to position %d %d\n", x, y); newrect.x = x; newrect.y = y; floating_reposition(focused->parent, newrect); } // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'move [window|container] [to] [absolute] position center * */ void cmd_move_window_to_center(I3_CMD, char *method) { if (!con_is_floating(focused)) { ELOG("Cannot change position. The window/container is not floating\n"); y(map_open); ystr("success"); y(bool, false); ystr("error"); ystr("Cannot change position. The window/container is not floating."); y(map_close); } if (strcmp(method, "absolute") == 0) { Rect *rect = &focused->parent->rect; DLOG("moving to absolute center\n"); rect->x = croot->rect.width/2 - rect->width/2; rect->y = croot->rect.height/2 - rect->height/2; floating_maybe_reassign_ws(focused->parent); cmd_output->needs_tree_render = true; } if (strcmp(method, "position") == 0) { Rect *wsrect = &con_get_workspace(focused)->rect; Rect newrect = focused->parent->rect; DLOG("moving to center\n"); newrect.x = wsrect->width/2 - newrect.width/2; newrect.y = wsrect->height/2 - newrect.height/2; floating_reposition(focused->parent, newrect); } // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'move scratchpad'. * */ void cmd_move_scratchpad(I3_CMD) { DLOG("should move window to scratchpad\n"); owindow *current; HANDLE_EMPTY_MATCH; TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); scratchpad_move(current->con); } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'scratchpad show'. * */ void cmd_scratchpad_show(I3_CMD) { DLOG("should show scratchpad window\n"); owindow *current; if (match_is_empty(current_match)) { scratchpad_show(NULL); } else { TAILQ_FOREACH(current, &owindows, owindows) { DLOG("matching: %p / %s\n", current->con, current->con->name); scratchpad_show(current->con); } } cmd_output->needs_tree_render = true; // XXX: default reply for now, make this a better reply ysuccess(true); } /* * Implementation of 'rename workspace to ' * */ void cmd_rename_workspace(I3_CMD, char *old_name, char *new_name) { LOG("Renaming workspace \"%s\" to \"%s\"\n", old_name, new_name); Con *output, *workspace = NULL; TAILQ_FOREACH(output, &(croot->nodes_head), nodes) GREP_FIRST(workspace, output_get_content(output), !strcasecmp(child->name, old_name)); if (!workspace) { // TODO: we should include the old workspace name here and use yajl for // generating the reply. y(map_open); ystr("success"); y(bool, false); ystr("error"); // TODO: better error message ystr("Old workspace not found"); y(map_close); return; } Con *check_dest = NULL; TAILQ_FOREACH(output, &(croot->nodes_head), nodes) GREP_FIRST(check_dest, output_get_content(output), !strcasecmp(child->name, new_name)); if (check_dest != NULL) { // TODO: we should include the new workspace name here and use yajl for // generating the reply. y(map_open); ystr("success"); y(bool, false); ystr("error"); // TODO: better error message ystr("New workspace already exists"); y(map_close); return; } /* Change the name and try to parse it as a number. */ FREE(workspace->name); workspace->name = sstrdup(new_name); char *endptr = NULL; long parsed_num = strtol(new_name, &endptr, 10); if (parsed_num == LONG_MIN || parsed_num == LONG_MAX || parsed_num < 0 || endptr == new_name) workspace->num = -1; else workspace->num = parsed_num; LOG("num = %d\n", workspace->num); /* By re-attaching, the sort order will be correct afterwards. */ Con *previously_focused = focused; Con *parent = workspace->parent; con_detach(workspace); con_attach(workspace, parent, false); /* Restore the previous focus since con_attach messes with the focus. */ con_focus(previously_focused); cmd_output->needs_tree_render = true; ysuccess(true); ipc_send_event("workspace", I3_IPC_EVENT_WORKSPACE, "{\"change\":\"rename\"}"); }