swayfx/sway/commands/bar/id.c
2016-09-02 14:11:48 -05:00

33 lines
895 B
C

#include <string.h>
#include "sway/commands.h"
#include "log.h"
struct cmd_results *bar_cmd_id(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "id", EXPECTED_EQUAL_TO, 1))) {
return error;
}
const char *name = argv[0];
const char *oldname = config->current_bar->id;
// check if id is used by a previously defined bar
int i;
for (i = 0; i < config->bars->length; ++i) {
struct bar_config *find = config->bars->items[i];
if (strcmp(name, find->id) == 0 && config->current_bar != find) {
return cmd_results_new(CMD_FAILURE, "id",
"Id '%s' already defined for another bar. Id unchanged (%s).",
name, oldname);
}
}
sway_log(L_DEBUG, "Renaming bar: '%s' to '%s'", oldname, name);
// free old bar id
free(config->current_bar->id);
config->current_bar->id = strdup(name);
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}