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i3/src/commands.c
Michael Stapelberg 58b3c730e2 return parse errors via IPC for append_layout
2014-01-04 21:39:13 +01:00

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#undef I3__FILE__
#define I3__FILE__ "commands.c"
/*
* 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 <float.h>
#include <stdarg.h>
#include "all.h"
#include "shmlog.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)
#define yerror(message) do { \
y(map_open); \
ystr("success"); \
y(bool, false); \
ystr("error"); \
ystr(message); \
y(map_close); \
} while (0)
/** When the command did not include match criteria (!), we use the currently
* focused container. 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)
/*
* 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_wrap(D_LEFT, current_output);
else if (strcasecmp(output_str, "right") == 0)
output = get_output_next_wrap(D_RIGHT, current_output);
else if (strcasecmp(output_str, "up") == 0)
output = get_output_next_wrap(D_UP, current_output);
else if (strcasecmp(output_str, "down") == 0)
output = get_output_next_wrap(D_DOWN, current_output);
else output = get_output_by_name(output_str);
return output;
}
/*
* Returns the output containing the given container.
*/
static Output *get_output_of_con(Con *con) {
Con *output_con = con_get_output(con);
Output *output = get_output_by_name(output_con->name);
assert(output != NULL);
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;
}
/*
* Return the passed workspace unless it is the current one and auto back and
* forth is enabled, in which case the back_and_forth workspace is returned.
*/
static Con *maybe_auto_back_and_forth_workspace(Con *workspace) {
Con *current, *baf;
if (!config.workspace_auto_back_and_forth)
return workspace;
current = con_get_workspace(focused);
if (current == workspace) {
baf = workspace_back_and_forth_get();
if (baf != NULL) {
DLOG("Substituting workspace with back_and_forth, as it is focused.\n");
return baf;
}
}
return workspace;
}
// 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.
******************************************************************************/
/*
* Helper data structure for an operation window (window on which the operation
* will be performed). Used to build the TAILQ owindows.
*
*/
typedef struct owindow {
Con *con;
TAILQ_ENTRY(owindow) owindows;
} owindow;
typedef TAILQ_HEAD(owindows_head, owindow) owindows_head;
static owindows_head owindows;
/*
* 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->window_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|current'.
*
*/
void cmd_move_con_to_workspace(I3_CMD, char *which) {
owindow *current;
DLOG("which=%s\n", which);
/* We have nothing to move:
* when criteria was specified but didn't match any window or
* when criteria wasn't specified and we don't have any window focused. */
if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
(match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
!con_has_children(focused))) {
ysuccess(false);
return;
}
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 if (strcmp(which, "current") == 0)
ws = con_get_workspace(focused);
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 back_and_forth'.
*
*/
void cmd_move_con_to_workspace_back_and_forth(I3_CMD) {
owindow *current;
Con *ws;
ws = workspace_back_and_forth_get();
if (ws == NULL) {
yerror("No workspace was previously active.");
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, 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 <name>'.
*
*/
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;
/* We have nothing to move:
* when criteria was specified but didn't match any window or
* when criteria wasn't specified and we don't have any window focused. */
if (!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) {
ELOG("No windows match your criteria, cannot move.\n");
ysuccess(false);
return;
}
else if (match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
!con_has_children(focused)) {
ysuccess(false);
return;
}
LOG("should move window to workspace %s\n", name);
/* get the workspace */
Con *ws = workspace_get(name, NULL);
ws = maybe_auto_back_and_forth_workspace(ws);
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 <name>'.
*
*/
void cmd_move_con_to_workspace_number(I3_CMD, char *which) {
owindow *current;
/* We have nothing to move:
* when criteria was specified but didn't match any window or
* when criteria wasn't specified and we don't have any window focused. */
if ((!match_is_empty(current_match) && TAILQ_EMPTY(&owindows)) ||
(match_is_empty(current_match) && focused->type == CT_WORKSPACE &&
!con_has_children(focused))) {
ysuccess(false);
return;
}
LOG("should move window to workspace %s\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 == which) {
LOG("Could not parse initial part of \"%s\" as a number.\n", which);
// TODO: better error message
yerror("Could not parse number");
return;
}
TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
GREP_FIRST(workspace, output_get_content(output),
child->num == parsed_num);
if (!workspace) {
workspace = workspace_get(which, NULL);
}
workspace = maybe_auto_back_and_forth_workspace(workspace);
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");
Rect old_rect = floating_con->rect;
Con *focused_con = con_descend_focused(floating_con);
/* ensure that resize will take place even if pixel increment is smaller than
* height increment or width increment.
* fixes #1011 */
if (strcmp(direction, "up") == 0 || strcmp(direction, "down") == 0 ||
strcmp(direction, "height") == 0) {
if (px < 0)
px = (-px < focused_con->height_increment) ? -focused_con->height_increment : px;
else
px = (px < focused_con->height_increment) ? focused_con->height_increment : px;
} else if (strcmp(direction, "left") == 0 || strcmp(direction, "right") == 0) {
if (px < 0)
px = (-px < focused_con->width_increment) ? -focused_con->width_increment : px;
else
px = (px < focused_con->width_increment) ? focused_con->width_increment : px;
}
if (strcmp(direction, "up") == 0) {
floating_con->rect.height += px;
} else if (strcmp(direction, "down") == 0 || strcmp(direction, "height") == 0) {
floating_con->rect.height += px;
} else if (strcmp(direction, "left") == 0) {
floating_con->rect.width += px;
} else {
floating_con->rect.width += px;
}
floating_check_size(floating_con);
/* Did we actually resize anything or did the size constraints prevent us?
* If we could not resize, exit now to not move the window. */
if (memcmp(&old_rect, &(floating_con->rect), sizeof(Rect)) == 0)
return;
if (strcmp(direction, "up") == 0) {
floating_con->rect.y -= (floating_con->rect.height - old_rect.height);
} else if (strcmp(direction, "left") == 0) {
floating_con->rect.x -= (floating_con->rect.width - old_rect.width);
}
/* If this is a scratchpad window, don't auto center it from now on. */
if (floating_con->scratchpad_state == SCRATCHPAD_FRESH)
floating_con->scratchpad_state = SCRATCHPAD_CHANGED;
}
static bool cmd_resize_tiling_direction(I3_CMD, Con *current, char *way, char *direction, int ppt) {
LOG("tiling resize\n");
Con *second = NULL;
Con *first = current;
direction_t search_direction;
if (!strcmp(direction, "left"))
search_direction = D_LEFT;
else if (!strcmp(direction, "right"))
search_direction = D_RIGHT;
else if (!strcmp(direction, "up"))
search_direction = D_UP;
else
search_direction = D_DOWN;
bool res = resize_find_tiling_participants(&first, &second, search_direction);
if (!res) {
LOG("No second container in this direction found.\n");
ysuccess(false);
return false;
}
/* get the default percentage */
int children = con_num_children(first->parent);
LOG("ins. %d children\n", children);
double percentage = 1.0 / children;
LOG("default percentage = %f\n", percentage);
/* resize */
LOG("second->percent = %f\n", second->percent);
LOG("first->percent before = %f\n", first->percent);
if (first->percent == 0.0)
first->percent = percentage;
if (second->percent == 0.0)
second->percent = percentage;
double new_first_percent = first->percent + ((double)ppt / 100.0);
double new_second_percent = second->percent - ((double)ppt / 100.0);
LOG("new_first_percent = %f\n", new_first_percent);
LOG("new_second_percent = %f\n", new_second_percent);
/* Ensure that the new percentages are positive and greater than
* 0.05 to have a reasonable minimum size. */
if (definitelyGreaterThan(new_first_percent, 0.05, DBL_EPSILON) &&
definitelyGreaterThan(new_second_percent, 0.05, DBL_EPSILON)) {
first->percent += ((double)ppt / 100.0);
second->percent -= ((double)ppt / 100.0);
LOG("first->percent after = %f\n", first->percent);
LOG("second->percent after = %f\n", second->percent);
} else {
LOG("Not resizing, already at minimum size\n");
}
return true;
}
static bool cmd_resize_tiling_width_height(I3_CMD, Con *current, char *way, char *direction, int ppt) {
LOG("width/height resize\n");
/* get the appropriate current container (skip stacked/tabbed cons) */
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 &&
con_orientation(current->parent) != 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 = con_orientation(current->parent);
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 false;
}
if (children == 1) {
LOG("This is the only container, cannot resize.\n");
ysuccess(false);
return false;
}
/* 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 false;
}
}
if (!definitelyGreaterThan(new_current_percent, 0.05, DBL_EPSILON)) {
LOG("Not resizing, already at minimum size\n");
ysuccess(false);
return false;
}
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);
}
return true;
}
/*
* Implementation of 'resize grow|shrink <direction> [<px> px] [or <ppt> ppt]'.
*
*/
void cmd_resize(I3_CMD, char *way, char *direction, char *resize_px, char *resize_ppt) {
/* resize <grow|shrink> <direction> [<px> px] [or <ppt> 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;
}
HANDLE_EMPTY_MATCH;
owindow *current;
TAILQ_FOREACH(current, &owindows, owindows) {
Con *floating_con;
if ((floating_con = con_inside_floating(current->con))) {
cmd_resize_floating(current_match, cmd_output, way, direction, floating_con, px);
} else {
if (strcmp(direction, "width") == 0 ||
strcmp(direction, "height") == 0) {
if (!cmd_resize_tiling_width_height(current_match, cmd_output, current->con, way, direction, ppt))
return;
} else {
if (!cmd_resize_tiling_direction(current_match, cmd_output, current->con, way, direction, ppt))
return;
}
}
}
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|pixel'.
*
*/
void cmd_border(I3_CMD, char *border_style_str, char *border_width ) {
DLOG("border style should be changed to %s with border width %s\n", border_style_str, border_width);
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;
char *end;
int tmp_border_width = -1;
tmp_border_width = strtol(border_width, &end, 10);
if (end == border_width) {
/* no valid digits found */
tmp_border_width = -1;
}
if (strcmp(border_style_str, "toggle") == 0) {
border_style++;
border_style %= 3;
if (border_style == BS_NORMAL)
tmp_border_width = 2;
else if (border_style == BS_NONE)
tmp_border_width = 0;
else if (border_style == BS_PIXEL)
tmp_border_width = 1;
} else {
if (strcmp(border_style_str, "normal") == 0)
border_style = BS_NORMAL;
else if (strcmp(border_style_str, "pixel") == 0)
border_style = BS_PIXEL;
else if (strcmp(border_style_str, "1pixel") == 0){
border_style = BS_PIXEL;
tmp_border_width = 1;
} else if (strcmp(border_style_str, "none") == 0)
border_style = BS_NONE;
else {
ELOG("BUG: called with border_style=%s\n", border_style_str);
ysuccess(false);
return;
}
}
con_set_border_style(current->con, border_style, tmp_border_width);
}
cmd_output->needs_tree_render = true;
// XXX: default reply for now, make this a better reply
ysuccess(true);
}
/*
* Implementation of 'nop <comment>'.
*
*/
void cmd_nop(I3_CMD, char *comment) {
LOG("-------------------------------------------------\n");
LOG(" NOP: %s\n", comment);
LOG("-------------------------------------------------\n");
}
/*
* Implementation of 'append_layout <path>'.
*
*/
void cmd_append_layout(I3_CMD, char *path) {
LOG("Appending layout \"%s\"\n", path);
Con *parent = focused;
char *errormsg = NULL;
tree_append_json(path, &errormsg);
if (errormsg != NULL) {
yerror(errormsg);
free(errormsg);
/* Note that we continue executing since tree_append_json() has
* side-effects — user-provided layouts can be partly valid, partly
* invalid, leading to half of the placeholder containers being
* created. */
} else {
ysuccess(true);
}
// XXX: This is a bit of a kludge. Theoretically, render_con(parent,
// false); should be enough, but when sending 'workspace 4; append_layout
// /tmp/foo.json', the needs_tree_render == true of the workspace command
// is not executed yet and will be batched with append_layout’s
// needs_tree_render after the parser finished. We should check if that is
// necessary at all.
render_con(croot, false);
restore_open_placeholder_windows(parent);
cmd_output->needs_tree_render = 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 <name>'
*
*/
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 == which) {
LOG("Could not parse initial part of \"%s\" as a number.\n", which);
// TODO: better error message
yerror("Could not parse number");
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 %ld, creating a new one.\n", parsed_num);
ysuccess(true);
workspace_show_by_name(which);
cmd_output->needs_tree_render = true;
return;
}
if (maybe_back_and_forth(cmd_output, workspace->name))
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 <name>'
*
*/
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 <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 'unmark [mark]'
*
*/
void cmd_unmark(I3_CMD, char *mark) {
if (mark == NULL) {
Con *con;
TAILQ_FOREACH(con, &all_cons, all_cons) {
FREE(con->mark);
}
DLOG("removed all window marks");
} else {
Con *con;
TAILQ_FOREACH(con, &all_cons, all_cons) {
if (con->mark && strcmp(con->mark, mark) == 0)
FREE(con->mark);
}
DLOG("removed window mark %s\n", mark);
}
cmd_output->needs_tree_render = true;
// XXX: default reply for now, make this a better reply
ysuccess(true);
}
/*
* Implementation of 'mode <string>'.
*
*/
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 <str>'.
*
*/
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_of_con(current->con);
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_wrap(D_UP, current_output);
else if (strcasecmp(name, "down") == 0)
output = get_output_next_wrap(D_DOWN, current_output);
else if (strcasecmp(name, "left") == 0)
output = get_output_next_wrap(D_LEFT, current_output);
else if (strcasecmp(name, "right") == 0)
output = get_output_next_wrap(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] <str>'.
*
*/
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_of_con(current->con);
if (!current_output) {
ELOG("Cannot get current output. This is a bug in i3.\n");
ysuccess(false);
return;
}
Output *output = get_output_from_string(current_output, name);
if (!output) {
ELOG("Could not get output from string \"%s\"\n", name);
ysuccess(false);
return;
}
Con *content = output_get_content(output->con);
LOG("got output %p with content %p\n", output, content);
Con *previously_visible_ws = TAILQ_FIRST(&(content->nodes_head));
LOG("Previously visible workspace = %p / %s\n", previously_visible_ws, previously_visible_ws->name);
Con *ws = con_get_workspace(current->con);
LOG("should move workspace %p / %s\n", ws, ws->name);
bool workspace_was_visible = workspace_is_visible(ws);
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\"}");
}
DLOG("Detaching\n");
/* detach from the old output and attach to the new output */
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);
}
/* NB: We cannot simply work with previously_visible_ws since it might
* have been cleaned up by workspace_show() already, depending on the
* focus order/number of other workspaces on the output.
* Instead, we loop through the available workspaces and only work with
* previously_visible_ws if we still find it. */
TAILQ_FOREACH(ws, &(content->nodes_head), nodes) {
if (ws != previously_visible_ws)
continue;
/* Call the on_remove_child callback of the workspace which previously
* was visible on the destination output. Since it is no longer
* visible, it might need to get cleaned up. */
CALL(previously_visible_ws, on_remove_child);
break;
}
}
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) {
owindow *current;
/* TODO: use matches */
LOG("splitting in direction %c\n", direction[0]);
if (match_is_empty(current_match))
tree_split(focused, (direction[0] == 'v' ? VERT : HORIZ));
else {
TAILQ_FOREACH(current, &owindows, owindows) {
DLOG("matching: %p / %s\n", current->con, current->con->name);
tree_split(current->con, (direction[0] == 'v' ? VERT : HORIZ));
}
}
cmd_output->needs_tree_render = true;
// XXX: default reply for now, make this a better reply
ysuccess(true);
}
/*
* Implementation 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] <command>'.
*
*/
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) {
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) {
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) {
DLOG("level = %s\n", level);
bool success = false;
/* Focusing the parent can only be allowed if the newly
* focused container won't escape the fullscreen container. */
if (strcmp(level, "parent") == 0) {
if (focused && focused->parent) {
if (con_fullscreen_permits_focusing(focused->parent))
success = level_up();
else
ELOG("'focus parent': Currently in fullscreen, not going up\n");
}
}
/* Focusing a child should always be allowed. */
else success = level_down();
cmd_output->needs_tree_render = success;
// XXX: default reply for now, make this a better reply
ysuccess(success);
}
/*
* Implementation of 'focus'.
*
*/
void cmd_focus(I3_CMD) {
DLOG("current_match = %p\n", current_match);
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");
yerror("You have to specify which window/container should be focused");
return;
}
Con *__i3_scratch = workspace_get("__i3_scratch", NULL);
int count = 0;
owindow *current;
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;
/* Check the fullscreen focus constraints. */
if (!con_fullscreen_permits_focusing(current->con)) {
LOG("Cannot change focus while in fullscreen mode (fullscreen rules).\n");
ysuccess(false);
return;
}
/* In case this is a scratchpad window, call scratchpad_show(). */
if (ws == __i3_scratch) {
scratchpad_show(current->con);
count++;
/* While for the normal focus case we can change focus multiple
* times and only a single window ends up focused, we could show
* multiple scratchpad windows. So, rather break here. */
break;
}
/* 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) {
DLOG("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 <direction> [<pixels> [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|splitv|splith'.
*
*/
void cmd_layout(I3_CMD, char *layout_str) {
if (strcmp(layout_str, "stacking") == 0)
layout_str = "stacked";
owindow *current;
layout_t layout;
/* default is a special case which will be handled in con_set_layout(). */
if (strcmp(layout_str, "default") == 0)
layout = L_DEFAULT;
else if (strcmp(layout_str, "stacked") == 0)
layout = L_STACKED;
else if (strcmp(layout_str, "tabbed") == 0)
layout = L_TABBED;
else if (strcmp(layout_str, "splitv") == 0)
layout = L_SPLITV;
else if (strcmp(layout_str, "splith") == 0)
layout = L_SPLITH;
else {
ELOG("Unknown layout \"%s\", this is a mismatch between code and parser spec.\n", layout_str);
return;
}
DLOG("changing layout to %s (%d)\n", layout_str, layout);
/* check if the match is empty, not if the result is empty */
if (match_is_empty(current_match))
con_set_layout(focused, 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);
}
/*
* Implementation of 'layout toggle [all|split]'.
*
*/
void cmd_layout_toggle(I3_CMD, char *toggle_mode) {
owindow *current;
if (toggle_mode == NULL)
toggle_mode = "default";
DLOG("toggling layout (mode = %s)\n", toggle_mode);
/* check if the match is empty, not if the result is empty */
if (match_is_empty(current_match))
con_toggle_layout(focused, toggle_mode);
else {
TAILQ_FOREACH(current, &owindows, owindows) {
DLOG("matching: %p / %s\n", current->con, current->con->name);
con_toggle_layout(current->con, toggle_mode);
}
}
cmd_output->needs_tree_render = true;
// XXX: default reply for now, make this a better reply
ysuccess(true);
}
/*
* Implementation of 'exit'.
*
*/
void cmd_exit(I3_CMD) {
LOG("Exiting due to user command.\n");
xcb_disconnect(conn);
exit(0);
/* unreached */
}
/*
* Implementation of 'reload'.
*
*/
void cmd_reload(I3_CMD) {
LOG("reloading\n");
kill_nagbar(&config_error_nagbar_pid, false);
kill_nagbar(&command_error_nagbar_pid, 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\"}");
/* Send an update event for the barconfig just in case it has changed */
update_barconfig();
// XXX: default reply for now, make this a better reply
ysuccess(true);
}
/*
* Implementation 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);
}
/*
* Implementation of 'open'.
*
*/
void cmd_open(I3_CMD) {
LOG("opening new container\n");
Con *con = tree_open_con(NULL, NULL);
con->layout = L_SPLITH;
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 <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_of_con(current->con);
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] <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");
yerror("Cannot change position. The window/container is not floating.");
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");
yerror("Cannot change position. The window/container is not floating.");
return;
}
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 [<name>] to <name>'
*
*/
void cmd_rename_workspace(I3_CMD, char *old_name, char *new_name) {
if (old_name) {
LOG("Renaming workspace \"%s\" to \"%s\"\n", old_name, new_name);
} else {
LOG("Renaming current workspace to \"%s\"\n", new_name);
}
Con *output, *workspace = NULL;
if (old_name) {
TAILQ_FOREACH(output, &(croot->nodes_head), nodes)
GREP_FIRST(workspace, output_get_content(output),
!strcasecmp(child->name, old_name));
} else {
workspace = con_get_workspace(focused);
}
if (!workspace) {
// TODO: we should include the old workspace name here and use yajl for
// generating the reply.
// TODO: better error message
yerror("Old workspace not found");
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.
// TODO: better error message
yerror("New workspace already exists");
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\"}");
}
/*
* Implementation of 'bar mode dock|hide|invisible|toggle [<bar_id>]'
*
*/
bool cmd_bar_mode(char *bar_mode, char *bar_id) {
int mode = M_DOCK;
bool toggle = false;
if (strcmp(bar_mode, "dock") == 0)
mode = M_DOCK;
else if (strcmp(bar_mode, "hide") == 0)
mode = M_HIDE;
else if (strcmp(bar_mode, "invisible") == 0)
mode = M_INVISIBLE;
else if (strcmp(bar_mode, "toggle") == 0)
toggle = true;
else {
ELOG("Unknown bar mode \"%s\", this is a mismatch between code and parser spec.\n", bar_mode);
return false;
}
bool changed_sth = false;
Barconfig *current = NULL;
TAILQ_FOREACH(current, &barconfigs, configs) {
if (bar_id && strcmp(current->id, bar_id) != 0)
continue;
if (toggle)
mode = (current->mode + 1) % 2;
DLOG("Changing bar mode of bar_id '%s' to '%s (%d)'\n", current->id, bar_mode, mode);
current->mode = mode;
changed_sth = true;
if (bar_id)
break;
}
if (bar_id && !changed_sth) {
DLOG("Changing bar mode of bar_id %s failed, bar_id not found.\n", bar_id);
return false;
}
return true;
}
/*
* Implementation of 'bar hidden_state hide|show|toggle [<bar_id>]'
*
*/
bool cmd_bar_hidden_state(char *bar_hidden_state, char *bar_id) {
int hidden_state = S_SHOW;
bool toggle = false;
if (strcmp(bar_hidden_state, "hide") == 0)
hidden_state = S_HIDE;
else if (strcmp(bar_hidden_state, "show") == 0)
hidden_state = S_SHOW;
else if (strcmp(bar_hidden_state, "toggle") == 0)
toggle = true;
else {
ELOG("Unknown bar state \"%s\", this is a mismatch between code and parser spec.\n", bar_hidden_state);
return false;
}
bool changed_sth = false;
Barconfig *current = NULL;
TAILQ_FOREACH(current, &barconfigs, configs) {
if (bar_id && strcmp(current->id, bar_id) != 0)
continue;
if (toggle)
hidden_state = (current->hidden_state + 1) % 2;
DLOG("Changing bar hidden_state of bar_id '%s' to '%s (%d)'\n", current->id, bar_hidden_state, hidden_state);
current->hidden_state = hidden_state;
changed_sth = true;
if (bar_id)
break;
}
if (bar_id && !changed_sth) {
DLOG("Changing bar hidden_state of bar_id %s failed, bar_id not found.\n", bar_id);
return false;
}
return true;
}
/*
* Implementation of 'bar (hidden_state hide|show|toggle)|(mode dock|hide|invisible|toggle) [<bar_id>]'
*
*/
void cmd_bar(I3_CMD, char *bar_type, char *bar_value, char *bar_id) {
bool ret;
if (strcmp(bar_type, "mode") == 0)
ret = cmd_bar_mode(bar_value, bar_id);
else if (strcmp(bar_type, "hidden_state") == 0)
ret = cmd_bar_hidden_state(bar_value, bar_id);
else {
ELOG("Unknown bar option type \"%s\", this is a mismatch between code and parser spec.\n", bar_type);
ret = false;
}
ysuccess(ret);
if (!ret)
return;
update_barconfig();
}
/*
* Implementation of 'shmlog <size>|toggle|on|off'
*
*/
void cmd_shmlog(I3_CMD, char *argument) {
if (!strcmp(argument,"toggle"))
/* Toggle shm log, if size is not 0. If it is 0, set it to default. */
shmlog_size = shmlog_size ? -shmlog_size : default_shmlog_size;
else if (!strcmp(argument, "on"))
shmlog_size = default_shmlog_size;
else if (!strcmp(argument, "off"))
shmlog_size = 0;
else {
/* If shm logging now, restart logging with the new size. */
if (shmlog_size > 0) {
shmlog_size = 0;
LOG("Restarting shm logging...\n");
init_logging();
}
shmlog_size = atoi(argument);
/* Make a weakly attempt at ensuring the argument is valid. */
if (shmlog_size <= 0)
shmlog_size = default_shmlog_size;
}
LOG("%s shm logging\n", shmlog_size > 0 ? "Enabling" : "Disabling");
init_logging();
update_shmlog_atom();
// XXX: default reply for now, make this a better reply
ysuccess(true);
}
/*
* Implementation of 'debuglog toggle|on|off'
*
*/
void cmd_debuglog(I3_CMD, char *argument) {
bool logging = get_debug_logging();
if (!strcmp(argument,"toggle")) {
LOG("%s debug logging\n", logging ? "Disabling" : "Enabling");
set_debug_logging(!logging);
} else if (!strcmp(argument, "on") && !logging) {
LOG("Enabling debug logging\n");
set_debug_logging(true);
} else if (!strcmp(argument, "off") && logging) {
LOG("Disabling debug logging\n");
set_debug_logging(false);
}
// XXX: default reply for now, make this a better reply
ysuccess(true);
}
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