*/
#include <ev.h>
#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/un.h>
#include "all.h"
#include "sd-daemon.h"
char **start_argv;
xcb_connection_t *conn;
+/* The screen (0 when you are using DISPLAY=:0) of the connection 'conn' */
+int conn_screen;
+
+/* Display handle for libstartup-notification */
+SnDisplay *sndisplay;
+
+/* The last timestamp we got from X11 (timestamps are included in some events
+ * and are used for some things, like determining a unique ID in startup
+ * notification). */
+xcb_timestamp_t last_timestamp = XCB_CURRENT_TIME;
xcb_screen_t *root_screen;
xcb_window_t root;
DLOG("Done\n");
}
+/*
+ * Exit handler which destroys the main_loop. Will trigger cleanup handlers.
+ *
+ */
+static void i3_exit() {
+ ev_loop_destroy(main_loop);
+}
+
int main(int argc, char *argv[]) {
- //parse_cmd("[ foo ] attach, attach ; focus");
- int screens;
char *override_configpath = NULL;
bool autostart = true;
char *layout_path = NULL;
{"restart", required_argument, 0, 0},
{"force-xinerama", no_argument, 0, 0},
{"disable-signalhandler", no_argument, 0, 0},
+ {"get-socketpath", no_argument, 0, 0},
{0, 0, 0, 0}
};
int option_index = 0, opt;
} else if (strcmp(long_options[option_index].name, "disable-signalhandler") == 0) {
disable_signalhandler = true;
break;
+ } else if (strcmp(long_options[option_index].name, "get-socketpath") == 0) {
+ char *socket_path = socket_path_from_x11();
+ if (socket_path) {
+ printf("%s\n", socket_path);
+ return 0;
+ }
+
+ return 1;
} else if (strcmp(long_options[option_index].name, "restart") == 0) {
FREE(layout_path);
layout_path = sstrdup(optarg);
default:
fprintf(stderr, "Usage: %s [-c configfile] [-d loglevel] [-a] [-v] [-V] [-C]\n", argv[0]);
fprintf(stderr, "\n");
- fprintf(stderr, "-a: disable autostart\n");
- fprintf(stderr, "-L <layoutfile>: load the layout from <layoutfile>\n");
- fprintf(stderr, "-v: display version and exit\n");
- fprintf(stderr, "-V: enable verbose mode\n");
- fprintf(stderr, "-d <loglevel>: enable debug loglevel <loglevel>\n");
- fprintf(stderr, "-c <configfile>: use the provided configfile instead\n");
- fprintf(stderr, "-C: check configuration file and exit\n");
- fprintf(stderr, "--force-xinerama: Use Xinerama instead of RandR. This "
- "option should only be used if you are stuck with the "
- "nvidia closed source driver which does not support RandR.\n");
+ fprintf(stderr, "\t-a disable autostart ('exec' lines in config)\n");
+ fprintf(stderr, "\t-c <file> use the provided configfile instead\n");
+ fprintf(stderr, "\t-C validate configuration file and exit\n");
+ fprintf(stderr, "\t-d <level> enable debug output with the specified loglevel\n");
+ fprintf(stderr, "\t-L <file> path to the serialized layout during restarts\n");
+ fprintf(stderr, "\t-v display version and exit\n");
+ fprintf(stderr, "\t-V enable verbose mode\n");
+ fprintf(stderr, "\n");
+ fprintf(stderr, "\t--force-xinerama\n"
+ "\tUse Xinerama instead of RandR.\n"
+ "\tThis option should only be used if you are stuck with the\n"
+ "\tnvidia closed source driver which does not support RandR.\n");
+ fprintf(stderr, "\n");
+ fprintf(stderr, "\t--get-socketpath\n"
+ "\tRetrieve the i3 IPC socket path from X11, print it, then exit.\n");
+ fprintf(stderr, "\n");
+ fprintf(stderr, "If you pass plain text arguments, i3 will interpret them as a command\n"
+ "to send to a currently running i3 (like i3-msg). This allows you to\n"
+ "use nice and logical commands, such as:\n"
+ "\n"
+ "\ti3 border none\n"
+ "\ti3 floating toggle\n"
+ "\ti3 kill window\n"
+ "\n");
exit(EXIT_FAILURE);
}
}
+ /* If the user passes more arguments, we act like i3-msg would: Just send
+ * the arguments as an IPC message to i3. This allows for nice semantic
+ * commands such as 'i3 border none'. */
+ if (optind < argc) {
+ /* We enable verbose mode so that the user knows what’s going on.
+ * This should make it easier to find mistakes when the user passes
+ * arguments by mistake. */
+ set_verbosity(true);
+
+ LOG("Additional arguments passed. Sending them as a command to i3.\n");
+ char *payload = NULL;
+ while (optind < argc) {
+ if (!payload) {
+ payload = sstrdup(argv[optind]);
+ } else {
+ char *both;
+ if (asprintf(&both, "%s %s", payload, argv[optind]) == -1)
+ err(EXIT_FAILURE, "asprintf");
+ free(payload);
+ payload = both;
+ }
+ optind++;
+ }
+ LOG("Command is: %s (%d bytes)\n", payload, strlen(payload));
+ char *socket_path = socket_path_from_x11();
+ if (!socket_path) {
+ ELOG("Could not get i3 IPC socket path\n");
+ return 1;
+ }
+
+ int sockfd = socket(AF_LOCAL, SOCK_STREAM, 0);
+ if (sockfd == -1)
+ err(EXIT_FAILURE, "Could not create socket");
+
+ struct sockaddr_un addr;
+ memset(&addr, 0, sizeof(struct sockaddr_un));
+ addr.sun_family = AF_LOCAL;
+ strncpy(addr.sun_path, socket_path, sizeof(addr.sun_path) - 1);
+ if (connect(sockfd, (const struct sockaddr*)&addr, sizeof(struct sockaddr_un)) < 0)
+ err(EXIT_FAILURE, "Could not connect to i3");
+
+ if (ipc_send_message(sockfd, strlen(payload), I3_IPC_MESSAGE_TYPE_COMMAND,
+ (uint8_t*)payload) == -1)
+ err(EXIT_FAILURE, "IPC: write()");
+
+ uint32_t reply_length;
+ uint8_t *reply;
+ int ret;
+ if ((ret = ipc_recv_message(sockfd, I3_IPC_MESSAGE_TYPE_COMMAND,
+ &reply_length, &reply)) != 0) {
+ if (ret == -1)
+ err(EXIT_FAILURE, "IPC: read()");
+ return 1;
+ }
+ printf("%.*s\n", reply_length, reply);
+ return 0;
+ }
+
LOG("i3 (tree) version " I3_VERSION " starting\n");
- conn = xcb_connect(NULL, &screens);
+ conn = xcb_connect(NULL, &conn_screen);
if (xcb_connection_has_error(conn))
errx(EXIT_FAILURE, "Cannot open display\n");
+ sndisplay = sn_xcb_display_new(conn, NULL, NULL);
+
/* Initialize the libev event loop. This needs to be done before loading
* the config file because the parser will install an ev_child watcher
* for the nagbar when config errors are found. */
if (main_loop == NULL)
die("Could not initialize libev. Bad LIBEV_FLAGS?\n");
- root_screen = xcb_aux_get_screen(conn, screens);
+ root_screen = xcb_aux_get_screen(conn, conn_screen);
root = root_screen->root;
root_depth = root_screen->root_depth;
xcb_get_geometry_cookie_t gcookie = xcb_get_geometry(conn, root);
+ xcb_query_pointer_cookie_t pointercookie = xcb_query_pointer(conn, root);
load_configuration(conn, override_configpath, false);
if (only_check_config) {
/* Set a cursor for the root window (otherwise the root window will show no
cursor until the first client is launched). */
- if (xcursor_supported) {
- xcursor_set_root_cursor();
- } else {
- xcb_cursor_t cursor_id = xcb_generate_id(conn);
- i3Font cursor_font = load_font("cursor", false);
- int xcb_cursor = xcursor_get_xcb_cursor(XCURSOR_CURSOR_POINTER);
- xcb_create_glyph_cursor(conn, cursor_id, cursor_font.id, cursor_font.id,
- xcb_cursor, xcb_cursor + 1, 0, 0, 0, 65535, 65535, 65535);
- xcb_change_window_attributes(conn, root, XCB_CW_CURSOR, &cursor_id);
- xcb_free_cursor(conn, cursor_id);
- }
+ if (xcursor_supported)
+ xcursor_set_root_cursor(XCURSOR_CURSOR_POINTER);
+ else xcb_set_root_cursor(XCURSOR_CURSOR_POINTER);
if (xkb_supported) {
int errBase,
free(greply);
- if (force_xinerama) {
+ /* Force Xinerama (for drivers which don't support RandR yet, esp. the
+ * nVidia binary graphics driver), when specified either in the config
+ * file or on command-line */
+ if (force_xinerama || config.force_xinerama) {
xinerama_init();
} else {
DLOG("Checking for XRandR...\n");
randr_init(&randr_base);
}
+ xcb_query_pointer_reply_t *pointerreply;
+ Output *output = NULL;
+ if (!(pointerreply = xcb_query_pointer_reply(conn, pointercookie, NULL))) {
+ ELOG("Could not query pointer position, using first screen\n");
+ output = get_first_output();
+ } else {
+ DLOG("Pointer at %d, %d\n", pointerreply->root_x, pointerreply->root_y);
+ output = get_output_containing(pointerreply->root_x, pointerreply->root_y);
+ if (!output) {
+ ELOG("ERROR: No screen at (%d, %d), starting on the first screen\n",
+ pointerreply->root_x, pointerreply->root_y);
+ output = get_first_output();
+ }
+
+ con_focus(con_descend_focused(output_get_content(output->con)));
+ }
+
tree_render();
/* Create the UNIX domain socket for IPC */
start_application(exec_always->command);
}
+ /* Make sure to destroy the event loop to invoke the cleeanup callbacks
+ * when calling exit() */
+ atexit(i3_exit);
+
ev_loop(main_loop, 0);
}