415 lines
14 KiB
C
415 lines
14 KiB
C
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/*
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* vim:ts=4:sw=4:expandtab
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*/
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#include <ev.h>
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#include "all.h"
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static int xkb_event_base;
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int xkb_current_group;
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extern Con *focused;
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char **start_argv;
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xcb_connection_t *conn;
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xcb_event_handlers_t evenths;
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xcb_atom_t atoms[NUM_ATOMS];
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xcb_window_t root;
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uint8_t root_depth;
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xcb_key_symbols_t *keysyms;
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/* The list of key bindings */
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struct bindings_head *bindings;
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/* The list of exec-lines */
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struct autostarts_head autostarts = TAILQ_HEAD_INITIALIZER(autostarts);
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/* The list of assignments */
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struct assignments_head assignments = TAILQ_HEAD_INITIALIZER(assignments);
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/*
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* This callback is only a dummy, see xcb_prepare_cb and xcb_check_cb.
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* See also man libev(3): "ev_prepare" and "ev_check" - customise your event loop
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*
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*/
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static void xcb_got_event(EV_P_ struct ev_io *w, int revents) {
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/* empty, because xcb_prepare_cb and xcb_check_cb are used */
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}
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/*
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* Flush before blocking (and waiting for new events)
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*
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*/
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static void xcb_prepare_cb(EV_P_ ev_prepare *w, int revents) {
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xcb_flush(conn);
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}
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/*
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* Instead of polling the X connection socket we leave this to
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* xcb_poll_for_event() which knows better than we can ever know.
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*
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*/
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static void xcb_check_cb(EV_P_ ev_check *w, int revents) {
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xcb_generic_event_t *event;
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while ((event = xcb_poll_for_event(conn)) != NULL) {
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xcb_event_handle(&evenths, event);
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free(event);
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}
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}
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int handle_map_request(void *unused, xcb_connection_t *conn, xcb_map_request_event_t *event) {
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xcb_get_window_attributes_cookie_t cookie;
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cookie = xcb_get_window_attributes_unchecked(conn, event->window);
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LOG("window = 0x%08x, serial is %d.\n", event->window, event->sequence);
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//add_ignore_event(event->sequence);
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manage_window(event->window, cookie, false);
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return 1;
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}
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int handle_unmap_notify_event(void *data, xcb_connection_t *conn, xcb_unmap_notify_event_t *event) {
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LOG("unmap event for 0x%08x\n", event->window);
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Con *con = con_by_window_id(event->window);
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if (con == NULL) {
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LOG("Not a managed window, ignoring\n");
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return 1;
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}
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tree_close(con);
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tree_render();
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return 1;
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}
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int handle_expose_event(void *data, xcb_connection_t *conn, xcb_expose_event_t *event) {
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Con *parent, *con;
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/* event->count is the number of minimum remaining expose events for this window, so we
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skip all events but the last one */
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if (event->count != 0)
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return 1;
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LOG("expose-event, window = %08x\n", event->window);
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if ((parent = con_by_frame_id(event->window)) == NULL) {
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LOG("expose event for unknown window, ignoring\n");
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return 1;
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}
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TAILQ_FOREACH(con, &(parent->nodes_head), nodes) {
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LOG("expose for con %p / %s\n", con, con->name);
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if (con->window)
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x_draw_decoration(con);
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}
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xcb_flush(conn);
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return 1;
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}
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void parse_command(const char *command) {
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printf("received command: %s\n", command);
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if (strcasecmp(command, "open") == 0)
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tree_open_con(NULL);
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else if (strcasecmp(command, "close") == 0)
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tree_close_con();
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else if (strcasecmp(command, "split h") == 0)
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tree_split(focused, HORIZ);
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else if (strcasecmp(command, "split v") == 0)
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tree_split(focused, VERT);
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else if (strcasecmp(command, "level up") == 0)
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level_up();
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else if (strcasecmp(command, "level down") == 0)
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level_down();
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else if (strcasecmp(command, "prev h") == 0)
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tree_next('p', HORIZ);
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else if (strcasecmp(command, "prev v") == 0)
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tree_next('p', VERT);
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else if (strcasecmp(command, "next h") == 0)
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tree_next('n', HORIZ);
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else if (strcasecmp(command, "next v") == 0)
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tree_next('n', VERT);
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else if (strncasecmp(command, "workspace ", strlen("workspace ")) == 0)
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workspace_show(command + strlen("workspace "));
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else if (strcasecmp(command, "move before h") == 0)
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tree_move('p', HORIZ);
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else if (strcasecmp(command, "move before v") == 0)
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tree_move('p', VERT);
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else if (strcasecmp(command, "move after h") == 0)
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tree_move('n', HORIZ);
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else if (strcasecmp(command, "move after v") == 0)
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tree_move('n', VERT);
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else if (strncasecmp(command, "restore", strlen("restore")) == 0)
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tree_append_json(command + strlen("restore "));
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else if (strncasecmp(command, "exec", strlen("exec")) == 0)
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start_application(command + strlen("exec "));
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else if (strcasecmp(command, "restart") == 0)
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i3_restart();
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else if (strcasecmp(command, "floating") == 0)
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toggle_floating_mode(focused, false);
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tree_render();
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#if 0
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if (strcasecmp(command, "prev") == 0)
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tree_prev(O_CURRENT);
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#endif
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}
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int main(int argc, char *argv[]) {
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int screens;
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char *override_configpath = NULL;
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bool autostart = true;
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bool only_check_config = false;
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bool force_xinerama = false;
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xcb_intern_atom_cookie_t atom_cookies[NUM_ATOMS];
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static struct option long_options[] = {
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{"no-autostart", no_argument, 0, 'a'},
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{"config", required_argument, 0, 'c'},
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{"version", no_argument, 0, 'v'},
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{"help", no_argument, 0, 'h'},
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{"force-xinerama", no_argument, 0, 0},
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{0, 0, 0, 0}
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};
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int option_index = 0, opt;
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setlocale(LC_ALL, "");
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/* Disable output buffering to make redirects in .xsession actually useful for debugging */
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if (!isatty(fileno(stdout)))
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setbuf(stdout, NULL);
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start_argv = argv;
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while ((opt = getopt_long(argc, argv, "c:Cvahld:V", long_options, &option_index)) != -1) {
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switch (opt) {
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case 'a':
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LOG("Autostart disabled using -a\n");
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autostart = false;
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break;
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case 'c':
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override_configpath = sstrdup(optarg);
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break;
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case 'C':
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LOG("Checking configuration file only (-C)\n");
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only_check_config = true;
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break;
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case 'v':
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printf("i3 version " I3_VERSION " © 2009 Michael Stapelberg and contributors\n");
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exit(EXIT_SUCCESS);
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case 'V':
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set_verbosity(true);
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break;
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case 'd':
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LOG("Enabling debug loglevel %s\n", optarg);
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add_loglevel(optarg);
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break;
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case 'l':
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/* DEPRECATED, ignored for the next 3 versions (3.e, 3.f, 3.g) */
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break;
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case 0:
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if (strcmp(long_options[option_index].name, "force-xinerama") == 0) {
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force_xinerama = true;
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ELOG("Using Xinerama instead of RandR. This option should be "
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"avoided at all cost because it does not refresh the list "
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"of screens, so you cannot configure displays at runtime. "
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"Please check if your driver really does not support RandR "
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"and disable this option as soon as you can.\n");
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break;
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}
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/* fall-through */
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default:
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fprintf(stderr, "Usage: %s [-c configfile] [-d loglevel] [-a] [-v] [-V] [-C]\n", argv[0]);
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fprintf(stderr, "\n");
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fprintf(stderr, "-a: disable autostart\n");
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fprintf(stderr, "-v: display version and exit\n");
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fprintf(stderr, "-V: enable verbose mode\n");
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fprintf(stderr, "-d <loglevel>: enable debug loglevel <loglevel>\n");
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fprintf(stderr, "-c <configfile>: use the provided configfile instead\n");
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fprintf(stderr, "-C: check configuration file and exit\n");
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fprintf(stderr, "--force-xinerama: Use Xinerama instead of RandR. This "
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"option should only be used if you are stuck with the "
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"nvidia closed source driver which does not support RandR.\n");
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exit(EXIT_FAILURE);
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}
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}
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LOG("i3 (tree) version " I3_VERSION " starting\n");
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conn = xcb_connect(NULL, &screens);
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if (xcb_connection_has_error(conn))
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errx(EXIT_FAILURE, "Cannot open display\n");
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load_configuration(conn, override_configpath, false);
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if (only_check_config) {
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LOG("Done checking configuration file. Exiting.\n");
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exit(0);
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}
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xcb_screen_t *root_screen = xcb_aux_get_screen(conn, screens);
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root = root_screen->root;
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root_depth = root_screen->root_depth;
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uint32_t mask = XCB_CW_EVENT_MASK;
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uint32_t values[] = { XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT |
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XCB_EVENT_MASK_STRUCTURE_NOTIFY | /* when the user adds a screen (e.g. video
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projector), the root window gets a
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ConfigureNotify */
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XCB_EVENT_MASK_POINTER_MOTION |
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XCB_EVENT_MASK_PROPERTY_CHANGE |
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XCB_EVENT_MASK_ENTER_WINDOW };
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xcb_void_cookie_t cookie;
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cookie = xcb_change_window_attributes_checked(conn, root, mask, values);
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check_error(conn, cookie, "Another window manager seems to be running");
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/* Place requests for the atoms we need as soon as possible */
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#define REQUEST_ATOM(name) atom_cookies[name] = xcb_intern_atom(conn, 0, strlen(#name), #name);
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REQUEST_ATOM(_NET_SUPPORTED);
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REQUEST_ATOM(_NET_WM_STATE_FULLSCREEN);
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REQUEST_ATOM(_NET_SUPPORTING_WM_CHECK);
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REQUEST_ATOM(_NET_WM_NAME);
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REQUEST_ATOM(_NET_WM_STATE);
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REQUEST_ATOM(_NET_WM_WINDOW_TYPE);
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REQUEST_ATOM(_NET_WM_DESKTOP);
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REQUEST_ATOM(_NET_WM_WINDOW_TYPE_DOCK);
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REQUEST_ATOM(_NET_WM_WINDOW_TYPE_DIALOG);
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REQUEST_ATOM(_NET_WM_WINDOW_TYPE_UTILITY);
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REQUEST_ATOM(_NET_WM_WINDOW_TYPE_TOOLBAR);
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REQUEST_ATOM(_NET_WM_WINDOW_TYPE_SPLASH);
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REQUEST_ATOM(_NET_WM_STRUT_PARTIAL);
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REQUEST_ATOM(WM_PROTOCOLS);
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REQUEST_ATOM(WM_DELETE_WINDOW);
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REQUEST_ATOM(UTF8_STRING);
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REQUEST_ATOM(WM_STATE);
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REQUEST_ATOM(WM_CLIENT_LEADER);
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REQUEST_ATOM(_NET_CURRENT_DESKTOP);
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REQUEST_ATOM(_NET_ACTIVE_WINDOW);
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REQUEST_ATOM(_NET_WORKAREA);
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xcb_event_handlers_init(conn, &evenths);
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xcb_event_set_key_press_handler(&evenths, handle_key_press, NULL);
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xcb_event_set_button_press_handler(&evenths, handle_button_press, NULL);
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xcb_event_set_map_request_handler(&evenths, handle_map_request, NULL);
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xcb_event_set_unmap_notify_handler(&evenths, handle_unmap_notify_event, NULL);
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//xcb_event_set_destroy_notify_handler(&evenths, handle_destroy_notify_event, NULL);
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xcb_event_set_expose_handler(&evenths, handle_expose_event, NULL);
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/* Setup NetWM atoms */
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#define GET_ATOM(name) \
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do { \
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xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(conn, atom_cookies[name], NULL); \
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if (!reply) { \
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ELOG("Could not get atom " #name "\n"); \
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exit(-1); \
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} \
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atoms[name] = reply->atom; \
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free(reply); \
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} while (0)
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GET_ATOM(_NET_SUPPORTED);
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GET_ATOM(_NET_WM_STATE_FULLSCREEN);
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GET_ATOM(_NET_SUPPORTING_WM_CHECK);
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GET_ATOM(_NET_WM_NAME);
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GET_ATOM(_NET_WM_STATE);
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GET_ATOM(_NET_WM_WINDOW_TYPE);
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GET_ATOM(_NET_WM_DESKTOP);
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GET_ATOM(_NET_WM_WINDOW_TYPE_DOCK);
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GET_ATOM(_NET_WM_WINDOW_TYPE_DIALOG);
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GET_ATOM(_NET_WM_WINDOW_TYPE_UTILITY);
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GET_ATOM(_NET_WM_WINDOW_TYPE_TOOLBAR);
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GET_ATOM(_NET_WM_WINDOW_TYPE_SPLASH);
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GET_ATOM(_NET_WM_STRUT_PARTIAL);
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GET_ATOM(WM_PROTOCOLS);
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GET_ATOM(WM_DELETE_WINDOW);
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GET_ATOM(UTF8_STRING);
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GET_ATOM(WM_STATE);
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GET_ATOM(WM_CLIENT_LEADER);
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GET_ATOM(_NET_CURRENT_DESKTOP);
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GET_ATOM(_NET_ACTIVE_WINDOW);
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GET_ATOM(_NET_WORKAREA);
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keysyms = xcb_key_symbols_alloc(conn);
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xcb_get_numlock_mask(conn);
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|
||
|
|
translate_keysyms();
|
||
|
|
grab_all_keys(conn, false);
|
||
|
|
|
||
|
|
int randr_base;
|
||
|
|
if (force_xinerama) {
|
||
|
|
xinerama_init();
|
||
|
|
} else {
|
||
|
|
DLOG("Checking for XRandR...\n");
|
||
|
|
randr_init(&randr_base);
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
xcb_event_set_handler(&evenths,
|
||
|
|
randr_base + XCB_RANDR_SCREEN_CHANGE_NOTIFY,
|
||
|
|
handle_screen_change,
|
||
|
|
NULL);
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!tree_restore())
|
||
|
|
tree_init();
|
||
|
|
tree_render();
|
||
|
|
|
||
|
|
/* proof-of-concept for assignments */
|
||
|
|
Con *ws = workspace_get("3");
|
||
|
|
|
||
|
|
Match *current_swallow = scalloc(sizeof(Match));
|
||
|
|
TAILQ_INSERT_TAIL(&(ws->swallow_head), current_swallow, matches);
|
||
|
|
|
||
|
|
current_swallow->insert_where = M_ACTIVE;
|
||
|
|
current_swallow->class = strdup("xterm");
|
||
|
|
|
||
|
|
struct ev_loop *loop = ev_loop_new(0);
|
||
|
|
if (loop == NULL)
|
||
|
|
die("Could not initialize libev. Bad LIBEV_FLAGS?\n");
|
||
|
|
|
||
|
|
/* Create the UNIX domain socket for IPC */
|
||
|
|
if (config.ipc_socket_path != NULL) {
|
||
|
|
int ipc_socket = ipc_create_socket(config.ipc_socket_path);
|
||
|
|
if (ipc_socket == -1) {
|
||
|
|
ELOG("Could not create the IPC socket, IPC disabled\n");
|
||
|
|
} else {
|
||
|
|
struct ev_io *ipc_io = scalloc(sizeof(struct ev_io));
|
||
|
|
ev_io_init(ipc_io, ipc_new_client, ipc_socket, EV_READ);
|
||
|
|
ev_io_start(loop, ipc_io);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
struct ev_io *xcb_watcher = scalloc(sizeof(struct ev_io));
|
||
|
|
struct ev_check *xcb_check = scalloc(sizeof(struct ev_check));
|
||
|
|
struct ev_prepare *xcb_prepare = scalloc(sizeof(struct ev_prepare));
|
||
|
|
|
||
|
|
ev_io_init(xcb_watcher, xcb_got_event, xcb_get_file_descriptor(conn), EV_READ);
|
||
|
|
ev_io_start(loop, xcb_watcher);
|
||
|
|
|
||
|
|
ev_check_init(xcb_check, xcb_check_cb);
|
||
|
|
ev_check_start(loop, xcb_check);
|
||
|
|
|
||
|
|
ev_prepare_init(xcb_prepare, xcb_prepare_cb);
|
||
|
|
ev_prepare_start(loop, xcb_prepare);
|
||
|
|
|
||
|
|
xcb_flush(conn);
|
||
|
|
|
||
|
|
manage_existing_windows(root);
|
||
|
|
|
||
|
|
ev_loop(loop, 0);
|
||
|
|
}
|