void
init(const char *_cmd)
{
x11_init();
checkotherwm();
cmd = _cmd;
/* Setup the motion struct */
motion = xcalloc(1, sizeof(struct motion));
motion->type = NoMotion;
sysinfo_init();
clients_init();
bars_init(settings()->barfont);
launcher_init();
/* Select wvents to handle */
XSelectInput(dpy, root, WM_EVENT_MASK);
/* Setup cursors */
cursors_init();
cursor_set(root, NormalCursor);
/* Setup key bindings */
keys = settings()->keys;
key_init();
key_grab_all(keys);
/* Init atoms and EWMH */
atoms_init();
ewmh_init(wm_name);
/* Init program lists */
program_init(getenv("PATH"));
/* Create monitors */
create_monitors();
/* Init ewmh desktop functionality */
ewmh_root_set_number_of_desktops(
monitor_count(mons) * N_WORKSPACES);
ewmh_root_set_current_desktop(0);
get_windows();
set_environment();
}
void setup(void)
{
ewmh_init();
screen = xcb_setup_roots_iterator(xcb_get_setup(dpy)).data;
if (!screen)
die("error: cannot aquire screen\n");
screen_width = screen->width_in_pixels;
screen_height = screen->height_in_pixels;
root_depth = screen->root_depth;
xcb_atom_t net_atoms[] = {ewmh->_NET_SUPPORTED,
ewmh->_NET_DESKTOP_NAMES,
ewmh->_NET_NUMBER_OF_DESKTOPS,
ewmh->_NET_CURRENT_DESKTOP,
ewmh->_NET_CLIENT_LIST,
ewmh->_NET_ACTIVE_WINDOW,
ewmh->_NET_WM_STATE,
ewmh->_NET_WM_STATE_FULLSCREEN,
ewmh->_NET_WM_WINDOW_TYPE,
ewmh->_NET_WM_WINDOW_TYPE_DIALOG,
ewmh->_NET_WM_WINDOW_TYPE_UTILITY,
ewmh->_NET_WM_WINDOW_TYPE_TOOLBAR};
xcb_ewmh_set_supported(ewmh, default_screen, LENGTH(net_atoms), net_atoms);
desk = make_desktop(DEFAULT_DESK_NAME);
last_desk = NULL;
desk_head = desk;
desk_tail = desk;
num_desktops++;
ewmh_update_number_of_desktops();
ewmh_update_desktop_names();
rule_head = make_rule();
frozen_pointer = make_pointer_state();
split_mode = MODE_AUTOMATIC;
}
/** Hello, this is main.
* \param argc Who knows.
* \param argv Who knows.
* \return EXIT_SUCCESS I hope.
*/
int
main(int argc, char **argv)
{
char *confpath = NULL;
int xfd, i, screen_nbr, opt, colors_nbr;
xcolor_init_request_t colors_reqs[2];
ssize_t cmdlen = 1;
xdgHandle xdg;
xcb_generic_event_t *event;
static struct option long_options[] =
{
{ "help", 0, NULL, 'h' },
{ "version", 0, NULL, 'v' },
{ "config", 1, NULL, 'c' },
{ "check", 0, NULL, 'k' },
{ NULL, 0, NULL, 0 }
};
/* event loop watchers */
ev_io xio = { .fd = -1 };
ev_check xcheck;
ev_prepare a_refresh;
ev_signal sigint;
ev_signal sigterm;
ev_signal sighup;
/* clear the globalconf structure */
p_clear(&globalconf, 1);
globalconf.keygrabber = LUA_REFNIL;
globalconf.mousegrabber = LUA_REFNIL;
buffer_init(&globalconf.startup_errors);
/* save argv */
for(i = 0; i < argc; i++)
cmdlen += a_strlen(argv[i]) + 1;
globalconf.argv = p_new(char, cmdlen);
a_strcpy(globalconf.argv, cmdlen, argv[0]);
for(i = 1; i < argc; i++)
{
a_strcat(globalconf.argv, cmdlen, " ");
a_strcat(globalconf.argv, cmdlen, argv[i]);
}
/* Text won't be printed correctly otherwise */
setlocale(LC_CTYPE, "");
/* Get XDG basedir data */
xdgInitHandle(&xdg);
/* init lua */
luaA_init(&xdg);
/* check args */
while((opt = getopt_long(argc, argv, "vhkc:",
long_options, NULL)) != -1)
switch(opt)
{
case 'v':
eprint_version();
break;
case 'h':
exit_help(EXIT_SUCCESS);
break;
case 'k':
if(!luaA_parserc(&xdg, confpath, false))
{
fprintf(stderr, "✘ Configuration file syntax error.\n");
return EXIT_FAILURE;
}
else
{
fprintf(stderr, "✔ Configuration file syntax OK.\n");
return EXIT_SUCCESS;
}
case 'c':
if(a_strlen(optarg))
confpath = a_strdup(optarg);
else
fatal("-c option requires a file name");
break;
}
globalconf.loop = ev_default_loop(0);
ev_timer_init(&globalconf.timer, &luaA_on_timer, 0., 0.);
/* register function for signals */
ev_signal_init(&sigint, exit_on_signal, SIGINT);
ev_signal_init(&sigterm, exit_on_signal, SIGTERM);
ev_signal_init(&sighup, restart_on_signal, SIGHUP);
ev_signal_start(globalconf.loop, &sigint);
ev_signal_start(globalconf.loop, &sigterm);
ev_signal_start(globalconf.loop, &sighup);
ev_unref(globalconf.loop);
ev_unref(globalconf.loop);
ev_unref(globalconf.loop);
struct sigaction sa = { .sa_handler = signal_fatal, .sa_flags = 0 };
sigemptyset(&sa.sa_mask);
sigaction(SIGSEGV, &sa, 0);
/* XLib sucks */
XkbIgnoreExtension(True);
/* X stuff */
globalconf.display = XOpenDisplay(NULL);
if (globalconf.display == NULL)
fatal("cannot open display");
globalconf.default_screen = XDefaultScreen(globalconf.display);
globalconf.connection = XGetXCBConnection(globalconf.display);
/* Double checking then everything is OK. */
if(xcb_connection_has_error(globalconf.connection))
fatal("cannot open display");
/* Prefetch all the extensions we might need */
xcb_prefetch_extension_data(globalconf.connection, &xcb_big_requests_id);
xcb_prefetch_extension_data(globalconf.connection, &xcb_test_id);
xcb_prefetch_extension_data(globalconf.connection, &xcb_randr_id);
xcb_prefetch_extension_data(globalconf.connection, &xcb_shape_id);
/* initialize dbus */
a_dbus_init();
/* Get the file descriptor corresponding to the X connection */
xfd = xcb_get_file_descriptor(globalconf.connection);
ev_io_init(&xio, &a_xcb_io_cb, xfd, EV_READ);
ev_io_start(globalconf.loop, &xio);
ev_check_init(&xcheck, &a_xcb_check_cb);
ev_check_start(globalconf.loop, &xcheck);
ev_unref(globalconf.loop);
ev_prepare_init(&a_refresh, &a_refresh_cb);
ev_prepare_start(globalconf.loop, &a_refresh);
ev_unref(globalconf.loop);
/* Grab server */
xcb_grab_server(globalconf.connection);
/* Make sure there are no pending events. Since we didn't really do anything
* at all yet, we will just discard all events which we received so far.
* The above GrabServer should make sure no new events are generated. */
xcb_aux_sync(globalconf.connection);
while ((event = xcb_poll_for_event(globalconf.connection)) != NULL)
{
/* Make sure errors are printed */
uint8_t response_type = XCB_EVENT_RESPONSE_TYPE(event);
if(response_type == 0)
event_handle(event);
p_delete(&event);
}
for(screen_nbr = 0;
screen_nbr < xcb_setup_roots_length(xcb_get_setup(globalconf.connection));
screen_nbr++)
{
const uint32_t select_input_val = XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT;
/* This causes an error if some other window manager is running */
xcb_change_window_attributes(globalconf.connection,
xutil_screen_get(globalconf.connection, screen_nbr)->root,
XCB_CW_EVENT_MASK, &select_input_val);
}
/* Need to xcb_flush to validate error handler */
xcb_aux_sync(globalconf.connection);
/* Process all errors in the queue if any. There can be no events yet, so if
* this function returns something, it must be an error. */
if (xcb_poll_for_event(globalconf.connection) != NULL)
fatal("another window manager is already running");
/* Prefetch the maximum request length */
xcb_prefetch_maximum_request_length(globalconf.connection);
/* check for xtest extension */
const xcb_query_extension_reply_t *xtest_query;
xtest_query = xcb_get_extension_data(globalconf.connection, &xcb_test_id);
globalconf.have_xtest = xtest_query->present;
/* Allocate the key symbols */
globalconf.keysyms = xcb_key_symbols_alloc(globalconf.connection);
xcb_get_modifier_mapping_cookie_t xmapping_cookie =
xcb_get_modifier_mapping_unchecked(globalconf.connection);
/* init atom cache */
atoms_init(globalconf.connection);
/* init screens information */
screen_scan();
/* init default font and colors */
colors_reqs[0] = xcolor_init_unchecked(&globalconf.colors.fg,
"black", sizeof("black") - 1);
colors_reqs[1] = xcolor_init_unchecked(&globalconf.colors.bg,
"white", sizeof("white") - 1);
globalconf.font = draw_font_new("sans 8");
for(colors_nbr = 0; colors_nbr < 2; colors_nbr++)
xcolor_init_reply(colors_reqs[colors_nbr]);
xutil_lock_mask_get(globalconf.connection, xmapping_cookie,
globalconf.keysyms, &globalconf.numlockmask,
&globalconf.shiftlockmask, &globalconf.capslockmask,
&globalconf.modeswitchmask);
/* Get the window tree associated to this screen */
const int screen_max = xcb_setup_roots_length(xcb_get_setup(globalconf.connection));
xcb_query_tree_cookie_t tree_c[screen_max];
/* do this only for real screen */
for(screen_nbr = 0; screen_nbr < screen_max; screen_nbr++)
{
/* select for events */
const uint32_t change_win_vals[] =
{
XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY
| XCB_EVENT_MASK_ENTER_WINDOW | XCB_EVENT_MASK_LEAVE_WINDOW
| XCB_EVENT_MASK_STRUCTURE_NOTIFY
| XCB_EVENT_MASK_PROPERTY_CHANGE
| XCB_EVENT_MASK_BUTTON_PRESS
| XCB_EVENT_MASK_BUTTON_RELEASE
| XCB_EVENT_MASK_FOCUS_CHANGE
};
tree_c[screen_nbr] = xcb_query_tree_unchecked(globalconf.connection,
xutil_screen_get(globalconf.connection, screen_nbr)->root);
xcb_change_window_attributes(globalconf.connection,
xutil_screen_get(globalconf.connection, screen_nbr)->root,
XCB_CW_EVENT_MASK,
change_win_vals);
ewmh_init(screen_nbr);
systray_init(screen_nbr);
}
/* init spawn (sn) */
spawn_init();
/* we will receive events, stop grabbing server */
xcb_ungrab_server(globalconf.connection);
/* Parse and run configuration file */
if (!luaA_parserc(&xdg, confpath, true))
fatal("couldn't find any rc file");
scan(tree_c);
xcb_flush(globalconf.connection);
/* main event loop */
ev_loop(globalconf.loop, 0);
/* cleanup event loop */
ev_ref(globalconf.loop);
ev_check_stop(globalconf.loop, &xcheck);
ev_ref(globalconf.loop);
ev_prepare_stop(globalconf.loop, &a_refresh);
ev_ref(globalconf.loop);
ev_io_stop(globalconf.loop, &xio);
awesome_atexit(false);
return EXIT_SUCCESS;
}
void setup(void)
{
ewmh_init();
screen = xcb_setup_roots_iterator(xcb_get_setup(dpy)).data;
if (!screen)
err("error: cannot aquire screen\n");
screen_width = screen->width_in_pixels;
screen_height = screen->height_in_pixels;
root_depth = screen->root_depth;
xcb_atom_t net_atoms[] = {ewmh->_NET_SUPPORTED,
ewmh->_NET_DESKTOP_NAMES,
ewmh->_NET_NUMBER_OF_DESKTOPS,
ewmh->_NET_CURRENT_DESKTOP,
ewmh->_NET_CLIENT_LIST,
ewmh->_NET_ACTIVE_WINDOW,
ewmh->_NET_WM_DESKTOP,
ewmh->_NET_WM_STATE,
ewmh->_NET_WM_STATE_FULLSCREEN,
ewmh->_NET_WM_WINDOW_TYPE,
ewmh->_NET_WM_WINDOW_TYPE_DOCK,
ewmh->_NET_WM_WINDOW_TYPE_NOTIFICATION,
ewmh->_NET_WM_WINDOW_TYPE_DIALOG,
ewmh->_NET_WM_WINDOW_TYPE_UTILITY,
ewmh->_NET_WM_WINDOW_TYPE_TOOLBAR};
xcb_ewmh_set_supported(ewmh, default_screen, LENGTH(net_atoms), net_atoms);
monitor_uid = desktop_uid = client_uid = 0;
mon = last_mon = mon_head = mon_tail = NULL;
bool xinerama_is_active = false;
if (xcb_get_extension_data(dpy, &xcb_xinerama_id)->present) {
xcb_xinerama_is_active_reply_t *xia = xcb_xinerama_is_active_reply(dpy, xcb_xinerama_is_active(dpy), NULL);
if (xia != NULL) {
xinerama_is_active = xia->state;
free(xia);
}
}
if (xinerama_is_active) {
xcb_xinerama_query_screens_reply_t *xsq = xcb_xinerama_query_screens_reply(dpy, xcb_xinerama_query_screens(dpy), NULL);
xcb_xinerama_screen_info_t *xsi = xcb_xinerama_query_screens_screen_info(xsq);
int n = xcb_xinerama_query_screens_screen_info_length(xsq);
PRINTF("number of monitors: %d\n", n);
for (int i = 0; i < n; i++) {
xcb_xinerama_screen_info_t info = xsi[i];
xcb_rectangle_t rect = (xcb_rectangle_t) {info.x_org, info.y_org, info.width, info.height};
add_monitor(&rect);
}
free(xsq);
} else {
warn("Xinerama is inactive");
xcb_rectangle_t rect = (xcb_rectangle_t) {0, 0, screen_width, screen_height};
add_monitor(&rect);
}
for (monitor_t *m = mon_head; m != NULL; m = m->next)
add_desktop(m, NULL);
ewmh_update_number_of_desktops();
ewmh_update_desktop_names();
rule_head = make_rule();
frozen_pointer = make_pointer_state();
get_pointer_position(&pointer_position);
split_mode = MODE_AUTOMATIC;
}
/*ARGSUSED*/
extern int
main(int argc, char *argv[]) {
XEvent ev;
struct sigaction sa;
int dpy_fd, max_fd;
argv0 = argv[0];
mode = wm_initialising;
setlocale(LC_ALL, "");
/* Open a connection to the X server. */
dpy = XOpenDisplay(NULL);
if (dpy == 0)
panic("can't open display.");
parseResources();
/* Set up an error handler. */
XSetErrorHandler(errorHandler);
/* Set up signal handlers. */
signal(SIGTERM, Terminate);
signal(SIGINT, Terminate);
signal(SIGHUP, Terminate);
/* Ignore SIGCHLD. */
sa.sa_handler = SIG_IGN;
#ifdef SA_NOCLDWAIT
sa.sa_flags = SA_NOCLDWAIT;
#else
sa.sa_flags = 0;
#endif
sigemptyset(&sa.sa_mask);
sigaction(SIGCHLD, &sa, 0);
/* Internalize useful atoms. */
wm_state = XInternAtom(dpy, "WM_STATE", False);
wm_change_state = XInternAtom(dpy, "WM_CHANGE_STATE", False);
wm_protocols = XInternAtom(dpy, "WM_PROTOCOLS", False);
wm_delete = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
wm_take_focus = XInternAtom(dpy, "WM_TAKE_FOCUS", False);
wm_colormaps = XInternAtom(dpy, "WM_COLORMAP_WINDOWS", False);
compound_text = XInternAtom(dpy, "COMPOUND_TEXT", False);
_mozilla_url = XInternAtom(dpy, "_MOZILLA_URL", False);
motif_wm_hints = XInternAtom(dpy, "_MOTIF_WM_HINTS", False);
ewmh_init();
/*
* Get fonts for our titlebar and our popup window. We try to
* get Lucida, but if we can't we make do with fixed because everyone
* has that.
*/
{
/* FIXME: do these need to be freed? */
char **missing;
char *def;
int missing_count;
font_set = XCreateFontSet(dpy, font_name,
&missing, &missing_count, &def);
if (font_set == NULL)
font_set = XCreateFontSet(dpy, "fixed",
&missing, &missing_count, &def);
if (font_set == NULL)
panic("unable to create font set for title font");
if (missing_count > 0)
fprintf(stderr,"%s: warning: missing %d charset"
"%s for title font\n", argv0, missing_count,
(missing_count == 1)?"":"s");
font_set_ext = XExtentsOfFontSet(font_set);
popup_font_set = XCreateFontSet(dpy, popup_font_name,
&missing, &missing_count, &def);
if (popup_font_set == NULL)
popup_font_set = XCreateFontSet(dpy, "fixed",
&missing, &missing_count, &def);
if (popup_font_set == NULL)
panic("unable to create font set for popup font");
if (missing_count > 0)
fprintf(stderr,"%s: warning: missing %d charset"
"%s for popup font\n", argv0, missing_count,
(missing_count == 1)?"":"s");
popup_font_set_ext = XExtentsOfFontSet(popup_font_set);
}
initScreens();
ewmh_init_screens();
session_init(argc, argv);
/* See if the server has the Shape Window extension. */
shape = serverSupportsShapes();
/*
* Initialisation is finished, but we start off not interacting with the
* user.
*/
mode = wm_idle;
/*
* The main event loop.
*/
dpy_fd = ConnectionNumber(dpy);
max_fd = dpy_fd + 1;
if (ice_fd > dpy_fd) max_fd = ice_fd + 1;
for (;;) {
fd_set readfds;
FD_ZERO(&readfds);
FD_SET(dpy_fd, &readfds);
if (ice_fd > 0) FD_SET(ice_fd, &readfds);
if (select(max_fd, &readfds, NULL, NULL, NULL) > -1) {
if (FD_ISSET(dpy_fd, &readfds)) {
while (XPending(dpy)) {
XNextEvent(dpy, &ev);
dispatch(&ev);
}
}
if (ice_fd > 0 && FD_ISSET(ice_fd, &readfds)) {
session_process();
}
}
}
}
int
main(int argc, char *argv[]) {
IxpMsg m;
char **oargv;
char *wmiirc, *s;
int i;
quotefmtinstall();
fmtinstall('r', errfmt);
fmtinstall('a', afmt);
fmtinstall('C', Cfmt);
extern int fmtevent(Fmt*);
fmtinstall('E', fmtevent);
wmiirc = "wmiirc";
oargv = argv;
ARGBEGIN{
case 'a':
address = EARGF(usage());
break;
case 'r':
wmiirc = EARGF(usage());
break;
case 'v':
print("%s", version);
exit(0);
case 'D':
s = EARGF(usage());
m = ixp_message(s, strlen(s), 0);
msg_debug(&m);
break;
default:
usage();
break;
}ARGEND;
if(argc)
usage();
setlocale(LC_CTYPE, "");
starting = true;
initdisplay();
traperrors(true);
selectinput(&scr.root, EnterWindowMask
| SubstructureRedirectMask);
if(traperrors(false))
fatal("another window manager is already running");
passwd = getpwuid(getuid());
user = estrdup(passwd->pw_name);
init_environment();
fmtinstall('F', Ffmt);
ixp_printfcall = printfcall;
sock = ixp_announce(address);
if(sock < 0)
fatal("Can't create socket '%s': %r", address);
closeexec(ConnectionNumber(display));
closeexec(sock);
if(wmiirc[0])
spawn_command(wmiirc);
init_traps();
init_cursors();
init_lock_keys();
ewmh_init();
xext_init();
srv.preselect = check_preselect;
ixp_listen(&srv, sock, &p9srv, serve_9pcon, nil);
ixp_listen(&srv, ConnectionNumber(display), nil, check_x_event, closedisplay);
def.border = 1;
def.colmode = Colstack;
def.font = loadfont(FONT);
def.incmode = ISqueeze;
def.mod = Mod1Mask;
strcpy(def.grabmod, "Mod1");
loadcolor(&def.focuscolor, FOCUSCOLORS);
loadcolor(&def.normcolor, NORMCOLORS);
disp.sel = pointerscreen();
init_screens();
root_init();
disp.focus = nil;
setfocus(screen->barwin, RevertToParent);
view_select("1");
scan_wins();
starting = false;
view_update_all();
ewmh_updateviews();
event("FocusTag %s\n", selview->name);
i = ixp_serverloop(&srv);
if(i)
fprint(2, "%s: error: %r\n", argv0);
else
event("Quit");
cleanup();
if(exitsignal)
raise(exitsignal);
if(execstr) {
char *toks[32];
int n;
n = unquote(strdup(execstr), toks, nelem(toks)-1);
toks[n] = nil;
execvp(toks[0], toks);
fprint(2, "%s: failed to exec %q: %r\n", argv0, execstr);
execvp(argv0, oargv);
fatal("failed to exec myself");
}
return i;
}
/** Hello, this is main.
* \param argc Who knows.
* \param argv Who knows.
* \return EXIT_SUCCESS I hope.
*/
int
main(int argc, char **argv)
{
char *confpath = NULL;
int xfd, i, opt;
ssize_t cmdlen = 1;
xdgHandle xdg;
bool no_argb = false;
xcb_generic_event_t *event;
xcb_query_tree_cookie_t tree_c;
static struct option long_options[] =
{
{ "help", 0, NULL, 'h' },
{ "version", 0, NULL, 'v' },
{ "config", 1, NULL, 'c' },
{ "check", 0, NULL, 'k' },
{ "no-argb", 0, NULL, 'a' },
{ NULL, 0, NULL, 0 }
};
/* event loop watchers */
ev_io xio = { .fd = -1 };
ev_check xcheck;
ev_prepare a_refresh;
ev_signal sigint;
ev_signal sigterm;
ev_signal sighup;
/* clear the globalconf structure */
p_clear(&globalconf, 1);
globalconf.keygrabber = LUA_REFNIL;
globalconf.mousegrabber = LUA_REFNIL;
buffer_init(&globalconf.startup_errors);
/* save argv */
for(i = 0; i < argc; i++)
cmdlen += a_strlen(argv[i]) + 1;
awesome_argv = p_new(char, cmdlen);
a_strcpy(awesome_argv, cmdlen, argv[0]);
for(i = 1; i < argc; i++)
{
a_strcat(awesome_argv, cmdlen, " ");
a_strcat(awesome_argv, cmdlen, argv[i]);
}
/* Text won't be printed correctly otherwise */
setlocale(LC_CTYPE, "");
/* Get XDG basedir data */
xdgInitHandle(&xdg);
/* init lua */
luaA_init(&xdg);
/* check args */
while((opt = getopt_long(argc, argv, "vhkc:a",
long_options, NULL)) != -1)
switch(opt)
{
case 'v':
eprint_version();
break;
case 'h':
exit_help(EXIT_SUCCESS);
break;
case 'k':
if(!luaA_parserc(&xdg, confpath, false))
{
fprintf(stderr, "✘ Configuration file syntax error.\n");
return EXIT_FAILURE;
}
else
{
fprintf(stderr, "✔ Configuration file syntax OK.\n");
return EXIT_SUCCESS;
}
case 'c':
if(a_strlen(optarg))
confpath = a_strdup(optarg);
else
fatal("-c option requires a file name");
break;
case 'a':
no_argb = true;
break;
}
globalconf.loop = ev_default_loop(EVFLAG_NOSIGFD);
/* register function for signals */
ev_signal_init(&sigint, exit_on_signal, SIGINT);
ev_signal_init(&sigterm, exit_on_signal, SIGTERM);
ev_signal_init(&sighup, restart_on_signal, SIGHUP);
ev_signal_start(globalconf.loop, &sigint);
ev_signal_start(globalconf.loop, &sigterm);
ev_signal_start(globalconf.loop, &sighup);
ev_unref(globalconf.loop);
ev_unref(globalconf.loop);
ev_unref(globalconf.loop);
struct sigaction sa = { .sa_handler = signal_fatal, .sa_flags = 0 };
sigemptyset(&sa.sa_mask);
sigaction(SIGSEGV, &sa, 0);
/* X stuff */
globalconf.connection = xcb_connect(NULL, &globalconf.default_screen);
if(xcb_connection_has_error(globalconf.connection))
fatal("cannot open display");
globalconf.screen = xcb_aux_get_screen(globalconf.connection, globalconf.default_screen);
/* FIXME The following two assignments were swapped on purpose */
if(!no_argb)
globalconf.visual = a_default_visual(globalconf.screen);
if(!globalconf.visual)
globalconf.visual = a_argb_visual(globalconf.screen);
globalconf.default_depth = a_visual_depth(globalconf.screen, globalconf.visual->visual_id);
globalconf.default_cmap = globalconf.screen->default_colormap;
if(globalconf.default_depth != globalconf.screen->root_depth)
{
// We need our own color map if we aren't using the default depth
globalconf.default_cmap = xcb_generate_id(globalconf.connection);
xcb_create_colormap(globalconf.connection, XCB_COLORMAP_ALLOC_NONE,
globalconf.default_cmap, globalconf.screen->root,
globalconf.visual->visual_id);
}
/* Prefetch all the extensions we might need */
xcb_prefetch_extension_data(globalconf.connection, &xcb_big_requests_id);
xcb_prefetch_extension_data(globalconf.connection, &xcb_test_id);
xcb_prefetch_extension_data(globalconf.connection, &xcb_randr_id);
xcb_prefetch_extension_data(globalconf.connection, &xcb_xinerama_id);
/* initialize dbus */
a_dbus_init();
/* Get the file descriptor corresponding to the X connection */
xfd = xcb_get_file_descriptor(globalconf.connection);
ev_io_init(&xio, &a_xcb_io_cb, xfd, EV_READ);
ev_io_start(globalconf.loop, &xio);
ev_check_init(&xcheck, &a_xcb_check_cb);
ev_check_start(globalconf.loop, &xcheck);
ev_unref(globalconf.loop);
ev_prepare_init(&a_refresh, &a_refresh_cb);
ev_prepare_start(globalconf.loop, &a_refresh);
ev_unref(globalconf.loop);
/* Grab server */
xcb_grab_server(globalconf.connection);
/* Make sure there are no pending events. Since we didn't really do anything
* at all yet, we will just discard all events which we received so far.
* The above GrabServer should make sure no new events are generated. */
xcb_aux_sync(globalconf.connection);
while ((event = xcb_poll_for_event(globalconf.connection)) != NULL)
{
/* Make sure errors are printed */
uint8_t response_type = XCB_EVENT_RESPONSE_TYPE(event);
if(response_type == 0)
event_handle(event);
p_delete(&event);
}
{
const uint32_t select_input_val = XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT;
/* This causes an error if some other window manager is running */
xcb_change_window_attributes(globalconf.connection,
globalconf.screen->root,
XCB_CW_EVENT_MASK, &select_input_val);
}
/* Need to xcb_flush to validate error handler */
xcb_aux_sync(globalconf.connection);
/* Process all errors in the queue if any. There can be no events yet, so if
* this function returns something, it must be an error. */
if (xcb_poll_for_event(globalconf.connection) != NULL)
fatal("another window manager is already running");
/* Prefetch the maximum request length */
xcb_prefetch_maximum_request_length(globalconf.connection);
/* check for xtest extension */
const xcb_query_extension_reply_t *xtest_query;
xtest_query = xcb_get_extension_data(globalconf.connection, &xcb_test_id);
globalconf.have_xtest = xtest_query->present;
/* Allocate the key symbols */
globalconf.keysyms = xcb_key_symbols_alloc(globalconf.connection);
xcb_get_modifier_mapping_cookie_t xmapping_cookie =
xcb_get_modifier_mapping_unchecked(globalconf.connection);
/* init atom cache */
atoms_init(globalconf.connection);
/* init screens information */
screen_scan();
xutil_lock_mask_get(globalconf.connection, xmapping_cookie,
globalconf.keysyms, &globalconf.numlockmask,
&globalconf.shiftlockmask, &globalconf.capslockmask,
&globalconf.modeswitchmask);
/* do this only for real screen */
ewmh_init();
systray_init();
/* init spawn (sn) */
spawn_init();
/* The default GC is just a newly created associated with a window with
* depth globalconf.default_depth */
xcb_window_t tmp_win = xcb_generate_id(globalconf.connection);
globalconf.gc = xcb_generate_id(globalconf.connection);
xcb_create_window(globalconf.connection, globalconf.default_depth,
tmp_win, globalconf.screen->root,
-1, -1, 1, 1, 0,
XCB_COPY_FROM_PARENT, globalconf.visual->visual_id,
XCB_CW_BACK_PIXEL | XCB_CW_BORDER_PIXEL | XCB_CW_COLORMAP,
(const uint32_t [])
{
globalconf.screen->black_pixel,
globalconf.screen->black_pixel,
globalconf.default_cmap
});
xcb_create_gc(globalconf.connection, globalconf.gc, tmp_win, XCB_GC_FOREGROUND | XCB_GC_BACKGROUND,
(const uint32_t[]) {
globalconf.screen->black_pixel, globalconf.screen->white_pixel
});
xcb_destroy_window(globalconf.connection, tmp_win);
/* Get the window tree associated to this screen */
tree_c = xcb_query_tree_unchecked(globalconf.connection,
globalconf.screen->root);
xcb_change_window_attributes(globalconf.connection,
globalconf.screen->root,
XCB_CW_EVENT_MASK,
ROOT_WINDOW_EVENT_MASK);
/* we will receive events, stop grabbing server */
xcb_ungrab_server(globalconf.connection);
/* Parse and run configuration file */
if (!luaA_parserc(&xdg, confpath, true))
fatal("couldn't find any rc file");
p_delete(&confpath);
xdgWipeHandle(&xdg);
/* scan existing windows */
scan(tree_c);
xcb_flush(globalconf.connection);
/* main event loop */
ev_loop(globalconf.loop, 0);
/* cleanup event loop */
ev_ref(globalconf.loop);
ev_check_stop(globalconf.loop, &xcheck);
ev_ref(globalconf.loop);
ev_prepare_stop(globalconf.loop, &a_refresh);
ev_ref(globalconf.loop);
ev_io_stop(globalconf.loop, &xio);
awesome_atexit(false);
return EXIT_SUCCESS;
}
static void setup_display(void) {
XGCValues gv;
XSetWindowAttributes attr;
XColor dummy;
XModifierKeymap *modmap;
/* used in scanning windows (XQueryTree) */
unsigned int i, j, nwins;
Window dw1, dw2, *wins;
XWindowAttributes winattr;
LOG_ENTER("setup_display()");
dpy = XOpenDisplay(opt_display);
if (!dpy) {
LOG_ERROR("can't open display %s\n", opt_display);
exit(1);
}
XSetErrorHandler(handle_xerror);
/* XSynchronize(dpy, True); */
/* Standard & EWMH atoms */
ewmh_init();
font = XLoadQueryFont(dpy, opt_font);
if (!font) font = XLoadQueryFont(dpy, DEF_FONT);
if (!font) {
LOG_ERROR("couldn't find a font to use: try starting with -fn fontname\n");
exit(1);
}
move_curs = XCreateFontCursor(dpy, XC_fleur);
resize_curs = XCreateFontCursor(dpy, XC_plus);
/* find out which modifier is NumLock - we'll use this when grabbing
* every combination of modifiers we can think of */
modmap = XGetModifierMapping(dpy);
for (i = 0; i < 8; i++) {
for (j = 0; j < (unsigned int)modmap->max_keypermod; j++) {
if (modmap->modifiermap[i*modmap->max_keypermod+j] == XKeysymToKeycode(dpy, XK_Num_Lock)) {
numlockmask = (1<<i);
LOG_DEBUG("XK_Num_Lock is (1<<0x%02x)\n", i);
}
}
}
XFreeModifiermap(modmap);
/* set up GC parameters - same for each screen */
gv.function = GXinvert;
gv.subwindow_mode = IncludeInferiors;
gv.line_width = 1; /* opt_bw */
gv.font = font->fid;
/* set up root window attributes - same for each screen */
attr.event_mask = ChildMask | EnterWindowMask | ColormapChangeMask;
/* SHAPE extension? */
#ifdef SHAPE
{
int e_dummy;
have_shape = XShapeQueryExtension(dpy, &shape_event, &e_dummy);
}
#endif
/* Xrandr extension? */
#ifdef RANDR
{
int e_dummy;
have_randr = XRRQueryExtension(dpy, &randr_event_base, &e_dummy);
if (!have_randr) {
LOG_DEBUG("XRandR is not supported on this display.\n");
}
}
#endif
/* now set up each screen in turn */
num_screens = ScreenCount(dpy);
if (num_screens < 0) {
LOG_ERROR("Can't count screens\n");
exit(1);
}
screens = xmalloc(num_screens * sizeof(ScreenInfo));
for (i = 0; i < (unsigned int)num_screens; i++) {
char *ds, *colon, *dot;
ds = DisplayString(dpy);
/* set up DISPLAY environment variable to use */
colon = strrchr(ds, ':');
screens[i].display = xmalloc(14 + strlen(ds));
strcpy(screens[i].display, "DISPLAY=");
strcat(screens[i].display, ds);
if (colon && num_screens > 1) {
colon = strrchr(screens[i].display, ':');
dot = strchr(colon, '.');
if (!dot)
dot = colon + strlen(colon);
snprintf(dot, 5, ".%d", i);
}
screens[i].screen = i;
screens[i].root = RootWindow(dpy, i);
#ifdef RANDR
if (have_randr) {
XRRSelectInput(dpy, screens[i].root, RRScreenChangeNotifyMask);
}
#endif
#ifdef VWM
screens[i].vdesk = KEY_TO_VDESK(XK_1);
#endif
XAllocNamedColor(dpy, DefaultColormap(dpy, i), opt_fg, &screens[i].fg, &dummy);
XAllocNamedColor(dpy, DefaultColormap(dpy, i), opt_bg, &screens[i].bg, &dummy);
#ifdef VWM
XAllocNamedColor(dpy, DefaultColormap(dpy, i), opt_fc, &screens[i].fc, &dummy);
#endif
screens[i].invert_gc = XCreateGC(dpy, screens[i].root, GCFunction | GCSubwindowMode | GCLineWidth | GCFont, &gv);
XChangeWindowAttributes(dpy, screens[i].root, CWEventMask, &attr);
grab_keys_for_screen(&screens[i]);
screens[i].docks_visible = 1;
/* scan all the windows on this screen */
LOG_XENTER("XQueryTree(screen=%d)", i);
XQueryTree(dpy, screens[i].root, &dw1, &dw2, &wins, &nwins);
LOG_XDEBUG("%d windows\n", nwins);
LOG_XLEAVE();
for (j = 0; j < nwins; j++) {
XGetWindowAttributes(dpy, wins[j], &winattr);
if (!winattr.override_redirect && winattr.map_state == IsViewable)
make_new_client(wins[j], &screens[i]);
}
XFree(wins);
ewmh_init_screen(&screens[i]);
}
ewmh_set_net_active_window(NULL);
LOG_LEAVE();
}
