/*
- * i3bar - an xcb-based status- and ws-bar for i3
- *
- * © 2010 Axel Wagner and contributors
+ * vim:ts=4:sw=4:expandtab
*
- * See file LICNSE for license information
+ * i3bar - an xcb-based status- and ws-bar for i3
+ * © 2010 Axel Wagner and contributors (see also: LICENSE)
*
*/
+#include "common.h"
+
#include <stdio.h>
#include <i3/ipc.h>
#include <string.h>
#include <getopt.h>
#include <glob.h>
-#include "common.h"
+/*
+ * Having verboselog(), errorlog() and debuglog() is necessary when using libi3.
+ *
+ */
+void verboselog(char *fmt, ...) {
+ va_list args;
+
+ va_start(args, fmt);
+ vfprintf(stdout, fmt, args);
+ va_end(args);
+}
+
+void errorlog(char *fmt, ...) {
+ va_list args;
+
+ va_start(args, fmt);
+ vfprintf(stderr, fmt, args);
+ va_end(args);
+}
+
+void debuglog(char *fmt, ...) {
+}
/*
* Glob path, i.e. expand ~
ELOG("glob() failed\n");
exit(EXIT_FAILURE);
}
- char *result = strdup(globbuf.gl_pathc > 0 ? globbuf.gl_pathv[0] : path);
- if (result == NULL) {
- ELOG("malloc() failed: %s\n", strerror(errno));
- exit(EXIT_FAILURE);
- }
+ char *result = sstrdup(globbuf.gl_pathc > 0 ? globbuf.gl_pathv[0] : path);
globfree(&globbuf);
return result;
}
-static void read_color(char **color) {
- int len = strlen(optarg);
- if (len == 6 || (len == 7 && optarg[0] == '#')) {
- int offset = len - 6;
- int good = 1, i;
- for (i = offset; good && i < 6 + offset; ++i) {
- char c = optarg[i];
- if (!(c >= 'a' && c <= 'f')
- && !(c >= 'A' && c <= 'F')
- && !(c >= '0' && c <= '9')) {
- good = 0;
- break;
- }
- }
- if (good) {
- *color = strdup(optarg + offset);
- return;
- }
- }
-
- fprintf(stderr, "Bad color value \"%s\"\n", optarg);
- exit(EXIT_FAILURE);
-}
-
-static void free_colors(struct xcb_color_strings_t *colors) {
-#define FREE_COLOR(x) \
- do { \
- if (colors->x) \
- free(colors->x); \
- } while (0)
- FREE_COLOR(bar_fg);
- FREE_COLOR(bar_bg);
- FREE_COLOR(active_ws_fg);
- FREE_COLOR(active_ws_bg);
- FREE_COLOR(inactive_ws_fg);
- FREE_COLOR(inactive_ws_bg);
- FREE_COLOR(urgent_ws_fg);
- FREE_COLOR(urgent_ws_bg);
-#undef FREE_COLOR
-}
-
void print_usage(char *elf_name) {
- printf("Usage: %s [-s sock_path] [-c command] [-m] [-f font] [-V] [-h]\n", elf_name);
- printf("-s <sock_path>\tConnect to i3 via <sock_path>\n");
- printf("-c <command>\tExecute <command> to get stdin\n");
- printf("-m\t\tHide the bars, when mod4 is not pressed.\n");
- printf("\t\tIf -c is specified, the childprocess is sent a SIGSTOP on hiding,\n");
- printf("\t\tand a SIGCONT on unhiding of the bars\n");
- printf("-f <font>\tUse X-Core-Font <font> for display\n");
- printf("-V\t\tBe (very) verbose with the debug-output\n");
- printf("-h\t\tDisplay this help-message and exit\n");
+ printf("Usage: %s -b bar_id [-s sock_path] [-h] [-v]\n", elf_name);
+ printf("\n");
+ printf("-b, --bar_id <bar_id>\tBar ID for which to get the configuration\n");
+ printf("-s, --socket <sock_path>\tConnect to i3 via <sock_path>\n");
+ printf("-h, --help Display this help message and exit\n");
+ printf("-v, --version Display version number and exit\n");
+ printf("\n");
+ printf(" PLEASE NOTE that i3bar will be automatically started by i3\n"
+ " as soon as there is a 'bar' configuration block in your\n"
+ " config file. You should never need to start it manually.\n");
+ printf("\n");
}
/*
* We watch various signals, that are there to make our application stop.
- * If we get one of those, we ev_unloop() and invoke the cleanup-routines
+ * If we get one of those, we ev_unloop() and invoke the cleanup routines
* in main() with that
*
*/
int opt;
int option_index = 0;
char *socket_path = getenv("I3SOCK");
- char *command = NULL;
- char *fontname = NULL;
+ if (socket_path != NULL) {
+ socket_path = sstrdup(socket_path);
+ }
char *i3_default_sock_path = "/tmp/i3-ipc.sock";
- struct xcb_color_strings_t colors = { NULL, };
- /* Definition of the standard-config */
- config.hide_on_modifier = 0;
+ /* Initialize the standard config to use 0 as default */
+ memset(&config, '\0', sizeof(config_t));
static struct option long_opt[] = {
- { "socket", required_argument, 0, 's' },
- { "command", required_argument, 0, 'c' },
- { "hide", no_argument, 0, 'm' },
- { "font", required_argument, 0, 'f' },
- { "help", no_argument, 0, 'h' },
- { "version", no_argument, 0, 'v' },
- { "verbose", no_argument, 0, 'V' },
- { "color-bar-fg", required_argument, 0, 'A' },
- { "color-bar-bg", required_argument, 0, 'B' },
- { "color-active-ws-fg", required_argument, 0, 'C' },
- { "color-active-ws-bg", required_argument, 0, 'D' },
- { "color-inactive-ws-fg", required_argument, 0, 'E' },
- { "color-inactive-ws-bg", required_argument, 0, 'F' },
- { "color-urgent-ws-bg", required_argument, 0, 'G' },
- { "color-urgent-ws-fg", required_argument, 0, 'H' },
- { NULL, 0, 0, 0}
- };
+ {"socket", required_argument, 0, 's'},
+ {"bar_id", required_argument, 0, 'b'},
+ {"help", no_argument, 0, 'h'},
+ {"version", no_argument, 0, 'v'},
+ {NULL, 0, 0, 0}};
- while ((opt = getopt_long(argc, argv, "s:c:mf:hvVA:B:C:D:E:F:G:H:", long_opt, &option_index)) != -1) {
+ while ((opt = getopt_long(argc, argv, "b:s:hv", long_opt, &option_index)) != -1) {
switch (opt) {
case 's':
socket_path = expand_path(optarg);
break;
- case 'c':
- command = strdup(optarg);
- break;
- case 'm':
- config.hide_on_modifier = 1;
- break;
- case 'f':
- fontname = strdup(optarg);
- break;
case 'v':
- printf("i3bar version " I3BAR_VERSION " © 2010 Axel Wagner and contributors\n");
+ printf("i3bar version " I3_VERSION " © 2010 Axel Wagner and contributors\n");
exit(EXIT_SUCCESS);
break;
- case 'V':
- config.verbose = 1;
- break;
- case 'A':
- read_color(&colors.bar_fg);
- break;
- case 'B':
- read_color(&colors.bar_bg);
- break;
- case 'C':
- read_color(&colors.active_ws_fg);
- break;
- case 'D':
- read_color(&colors.active_ws_bg);
- break;
- case 'E':
- read_color(&colors.inactive_ws_fg);
- break;
- case 'F':
- read_color(&colors.inactive_ws_bg);
- break;
- case 'G':
- read_color(&colors.urgent_ws_bg);
- break;
- case 'H':
- read_color(&colors.urgent_ws_fg);
+ case 'b':
+ config.bar_id = sstrdup(optarg);
break;
default:
print_usage(argv[0]);
}
}
- if (fontname == NULL) {
- /* This is a very restrictive default. More sensefull would be something like
- * "-misc-*-*-*-*--*-*-*-*-*-*-*-*". But since that produces very ugly results
- * on my machine, let's stick with this until we have a configfile */
- fontname = "-misc-fixed-medium-r-semicondensed--12-110-75-75-c-60-iso10646-1";
- }
-
- if (socket_path == NULL) {
- ELOG("No Socket Path Specified, default to %s\n", i3_default_sock_path);
- socket_path = expand_path(i3_default_sock_path);
+ if (!config.bar_id) {
+ /* TODO: maybe we want -f which will automatically ask i3 for the first
+ * configured bar (and error out if there are too many)? */
+ ELOG("No bar_id passed. Please let i3 start i3bar or specify --bar_id\n");
+ exit(EXIT_FAILURE);
}
main_loop = ev_default_loop(0);
- init_colors(&colors);
- init_xcb(fontname);
-
- free_colors(&colors);
+ char *atom_sock_path = init_xcb_early();
- init_outputs();
- init_connection(socket_path);
+ if (socket_path == NULL) {
+ socket_path = atom_sock_path;
+ } else {
+ free(atom_sock_path);
+ }
- /* We subscribe to the i3-events we need */
- subscribe_events();
+ if (socket_path == NULL) {
+ ELOG("No socket path specified, default to %s\n", i3_default_sock_path);
+ socket_path = expand_path(i3_default_sock_path);
+ }
- /* We initiate the main-function by requesting infos about the outputs and
- * workspaces. Everything else (creating the bars, showing the right workspace-
- * buttons and more) is taken care of by the event-driveniness of the code */
- i3_send_msg(I3_IPC_MESSAGE_TYPE_GET_OUTPUTS, NULL);
- i3_send_msg(I3_IPC_MESSAGE_TYPE_GET_WORKSPACES, NULL);
+ init_dpi();
- /* The name of this function is actually misleading. Even if no -c is specified,
- * this function initiates the watchers to listen on stdin and react accordingly */
- start_child(command);
- FREE(command);
+ init_outputs();
+ if (init_connection(socket_path)) {
+ /* Request the bar configuration. When it arrives, we fill the config array. */
+ i3_send_msg(I3_IPC_MESSAGE_TYPE_GET_BAR_CONFIG, config.bar_id);
+ }
+ free(socket_path);
- /* We listen to SIGTERM/QUIT/INT and try to exit cleanly, by stopping the main-loop.
+ /* We listen to SIGTERM/QUIT/INT and try to exit cleanly, by stopping the main loop.
* We only need those watchers on the stack, so putting them on the stack saves us
* some calls to free() */
- ev_signal sig_term, sig_int, sig_hup;
+ ev_signal *sig_term = smalloc(sizeof(ev_signal));
+ ev_signal *sig_int = smalloc(sizeof(ev_signal));
+ ev_signal *sig_hup = smalloc(sizeof(ev_signal));
- ev_signal_init(&sig_term, &sig_cb, SIGTERM);
- ev_signal_init(&sig_int, &sig_cb, SIGINT);
- ev_signal_init(&sig_hup, &sig_cb, SIGHUP);
+ ev_signal_init(sig_term, &sig_cb, SIGTERM);
+ ev_signal_init(sig_int, &sig_cb, SIGINT);
+ ev_signal_init(sig_hup, &sig_cb, SIGHUP);
- ev_signal_start(main_loop, &sig_term);
- ev_signal_start(main_loop, &sig_int);
- ev_signal_start(main_loop, &sig_hup);
+ ev_signal_start(main_loop, sig_term);
+ ev_signal_start(main_loop, sig_int);
+ ev_signal_start(main_loop, sig_hup);
/* From here on everything should run smooth for itself, just start listening for
- * events. We stop simply stop the event-loop, when we are finished */
+ * events. We stop simply stop the event loop, when we are finished */
ev_loop(main_loop, 0);
kill_child();
- FREE(statusline_buffer);
-
clean_xcb();
ev_default_destroy();
free_workspaces();
- FREE_SLIST(outputs, i3_output);
return 0;
}