2 * i3bar - an xcb-based status- and ws-bar for i3
4 * © 2010 Axel Wagner and contributors
6 * See file LICNSE for license information
22 * Glob path, i.e. expand ~
25 char *expand_path(char *path) {
26 static glob_t globbuf;
27 if (glob(path, GLOB_NOCHECK | GLOB_TILDE, NULL, &globbuf) < 0) {
28 printf("glob() failed");
31 char *result = strdup(globbuf.gl_pathc > 0 ? globbuf.gl_pathv[0] : path);
33 printf("malloc() failed");
40 void print_usage(char *elf_name) {
41 printf("Usage: %s [-s sock_path] [-c command] [-m] [-f font] [-h]\n", elf_name);
42 printf("-s <sock_path>\tConnect to i3 via <sock_path>\n");
43 printf("-c <command>\tExecute <command> to get stdin\n");
44 printf("-m\t\tHide the bars, when mod4 is not pressed.\n");
45 printf("\t\tIf -c is specified, the childprocess is sent a SIGSTOP on hiding,\n");
46 printf("\t\tand a SIGCONT on unhiding of the bars\n");
47 printf("-f <font>\tUse X-Core-Font <font> for display\n");
48 printf("-h\t\tDisplay this help-message and exit\n");
51 int main(int argc, char **argv) {
54 char *socket_path = NULL;
56 char *fontname = NULL;
57 char *i3_default_sock_path = "~/.i3/ipc.sock";
59 /* Definition of the standard-config */
60 config.hide_on_modifier = 0;
62 static struct option long_opt[] = {
63 { "socket", required_argument, 0, 's' },
64 { "command", required_argument, 0, 'c' },
65 { "hide", no_argument, 0, 'm' },
66 { "font", required_argument, 0, 'f' },
67 { "help", no_argument, 0, 'h' },
68 { "version", no_argument, 0, 'v' },
72 while ((opt = getopt_long(argc, argv, "s:c:mf:hv", long_opt, &option_index)) != -1) {
75 socket_path = expand_path(optarg);
78 command = strdup(optarg);
81 config.hide_on_modifier = 1;
84 fontname = strdup(optarg);
87 printf("i3bar version " I3BAR_VERSION " © 2010 Axel Wagner and contributors\n");
97 if (fontname == NULL) {
98 /* This is a very restrictive default. More sensefull would be something like
99 * "-misc-*-*-*-*--*-*-*-*-*-*-*-*". But since that produces very ugly results
100 * on my machine, let's stick with this until we have a configfile */
101 fontname = "-misc-fixed-medium-r-semicondensed--12-110-75-75-c-60-iso10646-1";
104 if (socket_path == NULL) {
105 printf("No Socket Path Specified, default to %s\n", i3_default_sock_path);
106 socket_path = expand_path(i3_default_sock_path);
109 main_loop = ev_default_loop(0);
113 init_connection(socket_path);
117 /* We subscribe to the i3-events we need */
120 /* We initiate the main-function by requesting infos about the outputs and
121 * workspaces. Everything else (creating the bars, showing the right workspace-
122 * buttons and more) is taken care of by the event-driveniness of the code */
123 i3_send_msg(I3_IPC_MESSAGE_TYPE_GET_OUTPUTS, NULL);
124 i3_send_msg(I3_IPC_MESSAGE_TYPE_GET_WORKSPACES, NULL);
126 /* The name of this function is actually misleading. Even if no -c is specified,
127 * this function initiates the watchers to listen on stdin and react accordingly */
128 start_child(command);
130 /* From here on everything should run smooth for itself, just start listening for
131 * events. We stop simply stop the event-loop, when we are finished */
132 ev_loop(main_loop, 0);
139 ev_default_destroy();
142 FREE_SLIST(outputs, i3_output);