void keyboard::update_mapping( void ) { auto cookie = xcb_get_modifier_mapping_unchecked( _connection ); if ( _keysyms ) xcb_key_symbols_free( _keysyms ); _keysyms = xcb_key_symbols_alloc( _connection ); auto numlockcodes = core::wrap_cptr( xcb_key_symbols_get_keycode( _keysyms, XK_Num_Lock ) ); auto shiftlockcodes = core::wrap_cptr( xcb_key_symbols_get_keycode( _keysyms, XK_Shift_Lock ) ); auto capslockcodes = core::wrap_cptr( xcb_key_symbols_get_keycode( _keysyms, XK_Caps_Lock ) ); auto modeswitchcodes = core::wrap_cptr( xcb_key_symbols_get_keycode( _keysyms, XK_Mode_switch ) ); auto modmap_r = core::wrap_cptr( xcb_get_modifier_mapping_reply( _connection, cookie, nullptr ) ); xcb_keycode_t *modmap = xcb_get_modifier_mapping_keycodes( modmap_r.get() ); _numlock = 0; _shiftlock = 0; _capslock = 0; _modeswitch = 0; for( int i = 0; i < 8; i++ ) { for( int j = 0; j < modmap_r->keycodes_per_modifier; j++ ) { xcb_keycode_t kc = modmap[i * modmap_r->keycodes_per_modifier + j]; look_for( _numlock, numlockcodes, kc, i ); look_for( _shiftlock, shiftlockcodes, kc, i ); look_for( _capslock, capslockcodes, kc, i ); look_for( _modeswitch, modeswitchcodes, kc, i ); } } }
/* * Returns the mask for Mode_switch (to be used for looking up keysymbols by * keycode). * */ uint32_t get_mod_mask(xcb_connection_t *conn, uint32_t keycode) { xcb_key_symbols_t *symbols = xcb_key_symbols_alloc(conn); xcb_get_modifier_mapping_reply_t *modmap_r; xcb_keycode_t *modmap, kc; xcb_keycode_t *modeswitchcodes = xcb_key_symbols_get_keycode(symbols, keycode); if (modeswitchcodes == NULL) return 0; modmap_r = xcb_get_modifier_mapping_reply(conn, xcb_get_modifier_mapping(conn), NULL); modmap = xcb_get_modifier_mapping_keycodes(modmap_r); for (int i = 0; i < 8; i++) for (int j = 0; j < modmap_r->keycodes_per_modifier; j++) { kc = modmap[i * modmap_r->keycodes_per_modifier + j]; for (xcb_keycode_t *ktest = modeswitchcodes; *ktest; ktest++) { if (*ktest != kc) continue; free(modeswitchcodes); free(modmap_r); return (1 << i); } } return 0; }
int16_t modfield_from_keysym(xcb_keysym_t keysym) { uint16_t modfield = 0; xcb_keycode_t *keycodes = NULL, *mod_keycodes = NULL; xcb_get_modifier_mapping_reply_t *reply = NULL; xcb_key_symbols_t *symbols = xcb_key_symbols_alloc(dpy); if ((keycodes = xcb_key_symbols_get_keycode(symbols, keysym)) == NULL || (reply = xcb_get_modifier_mapping_reply(dpy, xcb_get_modifier_mapping(dpy), NULL)) == NULL || reply->keycodes_per_modifier < 1 || (mod_keycodes = xcb_get_modifier_mapping_keycodes(reply)) == NULL) { goto end; } unsigned int num_mod = xcb_get_modifier_mapping_keycodes_length(reply) / reply->keycodes_per_modifier; for (unsigned int i = 0; i < num_mod; i++) { for (unsigned int j = 0; j < reply->keycodes_per_modifier; j++) { xcb_keycode_t mk = mod_keycodes[i * reply->keycodes_per_modifier + j]; if (mk == XCB_NO_SYMBOL) { continue; } for (xcb_keycode_t *k = keycodes; *k != XCB_NO_SYMBOL; k++) { if (*k == mk) { modfield |= (1 << i); } } } } end: xcb_key_symbols_free(symbols); free(keycodes); free(reply); return modfield; }
static unsigned GetModifier( xcb_connection_t *p_connection, xcb_key_symbols_t *p_symbols, xcb_keysym_t sym ) { static const unsigned pi_mask[8] = { XCB_MOD_MASK_SHIFT, XCB_MOD_MASK_LOCK, XCB_MOD_MASK_CONTROL, XCB_MOD_MASK_1, XCB_MOD_MASK_2, XCB_MOD_MASK_3, XCB_MOD_MASK_4, XCB_MOD_MASK_5 }; const xcb_keycode_t key = xcb_key_symbols_get_keycode( p_symbols, sym ); if( key == 0 ) return 0; xcb_get_modifier_mapping_cookie_t r = xcb_get_modifier_mapping( p_connection ); xcb_get_modifier_mapping_reply_t *p_map = xcb_get_modifier_mapping_reply( p_connection, r, NULL ); if( !p_map ) return 0; xcb_keycode_t *p_keycode = xcb_get_modifier_mapping_keycodes( p_map ); if( !p_keycode ) return 0; unsigned i_mask = 0; for( int i = 0; i < 8; i++ ) { for( int j = 0; j < p_map->keycodes_per_modifier; j++ ) { if( p_keycode[i * p_map->keycodes_per_modifier + j] == key ) i_mask = pi_mask[i]; } } free( p_map ); // FIXME to check return i_mask; }
static unsigned GetModifier( xcb_connection_t *p_connection, xcb_key_symbols_t *p_symbols, xcb_keysym_t sym ) { static const unsigned pi_mask[8] = { XCB_MOD_MASK_SHIFT, XCB_MOD_MASK_LOCK, XCB_MOD_MASK_CONTROL, XCB_MOD_MASK_1, XCB_MOD_MASK_2, XCB_MOD_MASK_3, XCB_MOD_MASK_4, XCB_MOD_MASK_5 }; if( sym == 0 ) return 0; /* no modifier */ xcb_get_modifier_mapping_cookie_t r = xcb_get_modifier_mapping( p_connection ); xcb_get_modifier_mapping_reply_t *p_map = xcb_get_modifier_mapping_reply( p_connection, r, NULL ); if( !p_map ) return 0; xcb_keycode_t *p_keys = xcb_key_symbols_get_keycode( p_symbols, sym ); if( !p_keys ) goto end; int i = 0; bool no_modifier = true; while( p_keys[i] != XCB_NO_SYMBOL ) { if( p_keys[i] != 0 ) { no_modifier = false; break; } i++; } if( no_modifier ) goto end; xcb_keycode_t *p_keycode = xcb_get_modifier_mapping_keycodes( p_map ); if( !p_keycode ) goto end; for( int i = 0; i < 8; i++ ) for( int j = 0; j < p_map->keycodes_per_modifier; j++ ) for( int k = 0; p_keys[k] != XCB_NO_SYMBOL; k++ ) if( p_keycode[i*p_map->keycodes_per_modifier + j] == p_keys[k]) { free( p_keys ); free( p_map ); return pi_mask[i]; } end: free( p_keys ); free( p_map ); // FIXME to check return 0; }
/* * Finds out which modifier mask is the one for numlock, as the user may change this. * */ void xcb_get_numlock_mask(xcb_connection_t *conn) { xcb_key_symbols_t *keysyms; xcb_get_modifier_mapping_cookie_t cookie; xcb_get_modifier_mapping_reply_t *reply; xcb_keycode_t *modmap; int mask, i; const int masks[8] = { XCB_MOD_MASK_SHIFT, XCB_MOD_MASK_LOCK, XCB_MOD_MASK_CONTROL, XCB_MOD_MASK_1, XCB_MOD_MASK_2, XCB_MOD_MASK_3, XCB_MOD_MASK_4, XCB_MOD_MASK_5 }; /* Request the modifier map */ cookie = xcb_get_modifier_mapping_unchecked(conn); /* Get the keysymbols */ keysyms = xcb_key_symbols_alloc(conn); if ((reply = xcb_get_modifier_mapping_reply(conn, cookie, NULL)) == NULL) { xcb_key_symbols_free(keysyms); return; } modmap = xcb_get_modifier_mapping_keycodes(reply); /* Get the keycode for numlock */ #ifdef OLD_XCB_KEYSYMS_API xcb_keycode_t numlock = xcb_key_symbols_get_keycode(keysyms, XCB_NUM_LOCK); #else /* For now, we only use the first keysymbol. */ xcb_keycode_t *numlock_syms = xcb_key_symbols_get_keycode(keysyms, XCB_NUM_LOCK); if (numlock_syms == NULL) return; xcb_keycode_t numlock = *numlock_syms; free(numlock_syms); #endif /* Check all modifiers (Mod1-Mod5, Shift, Control, Lock) */ for (mask = 0; mask < 8; mask++) for (i = 0; i < reply->keycodes_per_modifier; i++) if (modmap[(mask * reply->keycodes_per_modifier) + i] == numlock) xcb_numlock_mask = masks[mask]; xcb_key_symbols_free(keysyms); free(reply); }
/* * All-in-one function which returns the modifier mask (XCB_MOD_MASK_*) for the * given keysymbol, for example for XCB_NUM_LOCK (usually configured to mod2). * * This function initiates one round-trip. Use get_mod_mask_for() directly if * you already have the modifier mapping and key symbols. * */ uint32_t aio_get_mod_mask_for(uint32_t keysym, xcb_key_symbols_t *symbols) { xcb_get_modifier_mapping_cookie_t cookie; xcb_get_modifier_mapping_reply_t *modmap_r; xcb_flush(conn); /* Get the current modifier mapping (this is blocking!) */ cookie = xcb_get_modifier_mapping(conn); if (!(modmap_r = xcb_get_modifier_mapping_reply(conn, cookie, NULL))) return 0; uint32_t result = get_mod_mask_for(keysym, symbols, modmap_r); free(modmap_r); return result; }
XRecordKeyboardMonitor::XRecordKeyboardMonitor(Display *display) : m_connection(xcb_connect(XDisplayString(display), 0)), m_modifiersPressed(0), m_keysPressed(0) { if (!m_connection) { return; } xcb_get_modifier_mapping_cookie_t modmapCookie = xcb_get_modifier_mapping(m_connection); m_context = xcb_generate_id(m_connection); xcb_record_range_t range; memset(&range, 0, sizeof(range)); range.device_events.first = XCB_KEY_PRESS; range.device_events.last = XCB_KEY_RELEASE; xcb_record_client_spec_t cs = XCB_RECORD_CS_ALL_CLIENTS; xcb_record_create_context(m_connection, m_context, 0, 1, 1, &cs, &range); xcb_flush(m_connection); QScopedPointer<xcb_get_modifier_mapping_reply_t, QScopedPointerPodDeleter> modmap(xcb_get_modifier_mapping_reply(m_connection, modmapCookie, 0)); if (!modmap) { return; } int nModifiers = xcb_get_modifier_mapping_keycodes_length(modmap.data()); xcb_keycode_t *modifiers = xcb_get_modifier_mapping_keycodes(modmap.data()); m_modifier.fill(false, std::numeric_limits<xcb_keycode_t>::max() + 1); for (xcb_keycode_t *i = modifiers; i < modifiers + nModifiers; i++) { m_modifier[*i] = true; } m_ignore.fill(false, std::numeric_limits<xcb_keycode_t>::max() + 1); for (xcb_keycode_t *i = modifiers; i < modifiers + modmap->keycodes_per_modifier; i++) { m_ignore[*i] = true; } m_pressed.fill(false, std::numeric_limits<xcb_keycode_t>::max() + 1); m_cookie = xcb_record_enable_context(m_connection, m_context); xcb_flush(m_connection); m_notifier = new QSocketNotifier(xcb_get_file_descriptor(m_connection), QSocketNotifier::Read, this); connect(m_notifier, SIGNAL(activated(int)), SLOT(processNextReply())); m_notifier->setEnabled(true); }
static void update_keys_mask() { xcb_keycode_t key_num, key_shift, key_caps, key_mode, key; xcb_get_modifier_mapping_reply_t *reply; xcb_keycode_t *codes; unsigned int i, j; nil_.mask_numlock = 0; nil_.mask_shiftlock = 0; nil_.mask_capslock = 0; nil_.mask_modeswitch = 0; key_num = get_keycode(XK_Num_Lock); key_shift = get_keycode(XK_Shift_Lock); key_caps = get_keycode(XK_Caps_Lock); key_mode = get_keycode(XK_Mode_switch); reply = xcb_get_modifier_mapping_reply(nil_.con, xcb_get_modifier_mapping_unchecked(nil_.con), 0); codes = xcb_get_modifier_mapping_keycodes(reply); /* The number of keycodes in the list is 8 * keycodes_per_modifier */ for (i = 0; i < 8; ++i) { for (j = 0; j < reply->keycodes_per_modifier; ++j) { key = codes[i * reply->keycodes_per_modifier + j]; if (!key) { continue; } if (key == key_num) { nil_.mask_numlock = (uint16_t)(1 << i); } else if (key == key_shift) { nil_.mask_shiftlock = (uint16_t)(1 << i); } else if (key == key_caps) { nil_.mask_capslock = (uint16_t)(1 << i); } else if (key == key_mode) { nil_.mask_modeswitch = (uint16_t)(1 << i); } } } NIL_LOG("mask num=0x%x shift=0x%x caps=0x%x mode=0x%x", nil_.mask_numlock, nil_.mask_shiftlock, nil_.mask_capslock, nil_.mask_modeswitch); free(reply); }
void App::keyRelease(const xcb_key_release_event_t* event) { unsigned int mk = event->state & USED_MASK; // ev.state is state before the key release, so just checking mk being 0 isn't enough // using XQueryPointer() also doesn't seem to work well, so the check that all // modifiers are released: only one modifier is active and the currently released // key is this modifier - if yes, release the grab int mod_index = -1; for (int i = XCB_MAP_INDEX_SHIFT; i <= XCB_MAP_INDEX_5; ++i) if ((mk & (1 << i)) != 0) { if (mod_index >= 0) return; mod_index = i; } bool release = false; if (mod_index == -1) release = true; else { auto cookie = xcb_get_modifier_mapping(QX11Info::connection()); auto reply = xcb_get_modifier_mapping_reply(QX11Info::connection(), cookie, NULL); if (reply) { auto keycodes = xcb_get_modifier_mapping_keycodes(reply); for (int i = 0; i < reply->keycodes_per_modifier; i++) { if (keycodes[reply->keycodes_per_modifier * mod_index + i] == event->detail) { release = true; } } } free(reply); } if (!release) { return; } if (m_keyboardGrabbed) { accept(); } }
/* * Creates the config file and tells i3 to reload. * */ static void finish() { printf("creating \"%s\"...\n", config_path); if (!(dpy = XOpenDisplay(NULL))) errx(1, "Could not connect to X11"); FILE *kc_config = fopen(SYSCONFDIR "/i3/config.keycodes", "r"); if (kc_config == NULL) err(1, "Could not open input file \"%s\"", SYSCONFDIR "/i3/config.keycodes"); FILE *ks_config = fopen(config_path, "w"); if (ks_config == NULL) err(1, "Could not open output config file \"%s\"", config_path); free(config_path); char *line = NULL; size_t len = 0; #ifndef USE_FGETLN ssize_t read; #endif bool head_of_file = true; /* write a header about auto-generation to the output file */ fputs("# This file has been auto-generated by i3-config-wizard(1).\n", ks_config); fputs("# It will not be overwritten, so edit it as you like.\n", ks_config); fputs("#\n", ks_config); fputs("# Should you change your keyboard layout somewhen, delete\n", ks_config); fputs("# this file and re-run i3-config-wizard(1).\n", ks_config); fputs("#\n", ks_config); #ifdef USE_FGETLN char *buf = NULL; while ((buf = fgetln(kc_config, &len)) != NULL) { /* fgetln does not return null-terminated strings */ FREE(line); sasprintf(&line, "%.*s", len, buf); #else size_t linecap = 0; while ((read = getline(&line, &linecap, kc_config)) != -1) { len = strlen(line); #endif /* skip the warning block at the beginning of the input file */ if (head_of_file && strncmp("# WARNING", line, strlen("# WARNING")) == 0) continue; head_of_file = false; /* Skip leading whitespace */ char *walk = line; while (isspace(*walk) && walk < (line + len)) { /* Pre-output the skipped whitespaces to keep proper indentation */ fputc(*walk, ks_config); walk++; } /* Set the modifier the user chose */ if (strncmp(walk, "set $mod ", strlen("set $mod ")) == 0) { if (modifier == MOD_Mod1) fputs("set $mod Mod1\n", ks_config); else fputs("set $mod Mod4\n", ks_config); continue; } /* Check for 'bindcode'. If it’s not a bindcode line, we * just copy it to the output file */ if (strncmp(walk, "bindcode", strlen("bindcode")) != 0) { fputs(walk, ks_config); continue; } char *result = rewrite_binding(walk); fputs(result, ks_config); free(result); } /* sync to do our best in order to have the file really stored on disk */ fflush(ks_config); fsync(fileno(ks_config)); #ifndef USE_FGETLN free(line); #endif fclose(kc_config); fclose(ks_config); /* tell i3 to reload the config file */ int sockfd = ipc_connect(socket_path); ipc_send_message(sockfd, strlen("reload"), 0, (uint8_t*)"reload"); close(sockfd); exit(0); } int main(int argc, char *argv[]) { config_path = resolve_tilde("~/.i3/config"); socket_path = getenv("I3SOCK"); char *pattern = "-misc-fixed-medium-r-normal--13-120-75-75-C-70-iso10646-1"; char *patternbold = "-misc-fixed-bold-r-normal--13-120-75-75-C-70-iso10646-1"; int o, option_index = 0; static struct option long_options[] = { {"socket", required_argument, 0, 's'}, {"version", no_argument, 0, 'v'}, {"limit", required_argument, 0, 'l'}, {"prompt", required_argument, 0, 'P'}, {"prefix", required_argument, 0, 'p'}, {"font", required_argument, 0, 'f'}, {"help", no_argument, 0, 'h'}, {0, 0, 0, 0} }; char *options_string = "s:vh"; while ((o = getopt_long(argc, argv, options_string, long_options, &option_index)) != -1) { switch (o) { case 's': FREE(socket_path); socket_path = strdup(optarg); break; case 'v': printf("i3-config-wizard " I3_VERSION "\n"); return 0; case 'h': printf("i3-config-wizard " I3_VERSION "\n"); printf("i3-config-wizard [-s <socket>] [-v]\n"); return 0; } } /* Check if the destination config file does not exist but the path is * writable. If not, exit now, this program is not useful in that case. */ struct stat stbuf; if (stat(config_path, &stbuf) == 0) { printf("The config file \"%s\" already exists. Exiting.\n", config_path); return 0; } /* Create ~/.i3 if it does not yet exist */ char *config_dir = resolve_tilde("~/.i3"); if (stat(config_dir, &stbuf) != 0) if (mkdir(config_dir, 0755) == -1) err(1, "mkdir(%s) failed", config_dir); free(config_dir); int fd; if ((fd = open(config_path, O_CREAT | O_RDWR, 0644)) == -1) { printf("Cannot open file \"%s\" for writing: %s. Exiting.\n", config_path, strerror(errno)); return 0; } close(fd); unlink(config_path); if (socket_path == NULL) socket_path = root_atom_contents("I3_SOCKET_PATH"); if (socket_path == NULL) socket_path = "/tmp/i3-ipc.sock"; int screens; if ((conn = xcb_connect(NULL, &screens)) == NULL || xcb_connection_has_error(conn)) errx(1, "Cannot open display\n"); xcb_get_modifier_mapping_cookie_t modmap_cookie; modmap_cookie = xcb_get_modifier_mapping(conn); symbols = xcb_key_symbols_alloc(conn); /* Place requests for the atoms we need as soon as possible */ #define xmacro(atom) \ xcb_intern_atom_cookie_t atom ## _cookie = xcb_intern_atom(conn, 0, strlen(#atom), #atom); #include "atoms.xmacro" #undef xmacro root_screen = xcb_aux_get_screen(conn, screens); root = root_screen->root; if (!(modmap_reply = xcb_get_modifier_mapping_reply(conn, modmap_cookie, NULL))) errx(EXIT_FAILURE, "Could not get modifier mapping\n"); xcb_numlock_mask = get_mod_mask_for(XCB_NUM_LOCK, symbols, modmap_reply); font = load_font(pattern, true); bold_font = load_font(patternbold, true); /* Open an input window */ win = xcb_generate_id(conn); xcb_create_window( conn, XCB_COPY_FROM_PARENT, win, /* the window id */ root, /* parent == root */ 490, 297, 300, 205, /* dimensions */ 0, /* X11 border = 0, we draw our own */ XCB_WINDOW_CLASS_INPUT_OUTPUT, XCB_WINDOW_CLASS_COPY_FROM_PARENT, /* copy visual from parent */ XCB_CW_BACK_PIXEL | XCB_CW_EVENT_MASK, (uint32_t[]){ 0, /* back pixel: black */ XCB_EVENT_MASK_EXPOSURE | XCB_EVENT_MASK_BUTTON_PRESS }); /* Map the window (make it visible) */ xcb_map_window(conn, win); /* Setup NetWM atoms */ #define xmacro(name) \ do { \ xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(conn, name ## _cookie, NULL); \ if (!reply) \ errx(EXIT_FAILURE, "Could not get atom " # name "\n"); \ \ A_ ## name = reply->atom; \ free(reply); \ } while (0); #include "atoms.xmacro" #undef xmacro /* Set dock mode */ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, win, A__NET_WM_WINDOW_TYPE, A_ATOM, 32, 1, (unsigned char*) &A__NET_WM_WINDOW_TYPE_DIALOG); /* Set window title */ xcb_change_property(conn, XCB_PROP_MODE_REPLACE, win, A__NET_WM_NAME, A_UTF8_STRING, 8, strlen("i3: first configuration"), "i3: first configuration"); /* Create pixmap */ pixmap = xcb_generate_id(conn); pixmap_gc = xcb_generate_id(conn); xcb_create_pixmap(conn, root_screen->root_depth, pixmap, win, 500, 500); xcb_create_gc(conn, pixmap_gc, pixmap, 0, 0); /* Grab the keyboard to get all input */ xcb_flush(conn); /* Try (repeatedly, if necessary) to grab the keyboard. We might not * get the keyboard at the first attempt because of the keybinding * still being active when started via a wm’s keybinding. */ xcb_grab_keyboard_cookie_t cookie; xcb_grab_keyboard_reply_t *reply = NULL; int count = 0; while ((reply == NULL || reply->status != XCB_GRAB_STATUS_SUCCESS) && (count++ < 500)) { cookie = xcb_grab_keyboard(conn, false, win, XCB_CURRENT_TIME, XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC); reply = xcb_grab_keyboard_reply(conn, cookie, NULL); usleep(1000); } if (reply->status != XCB_GRAB_STATUS_SUCCESS) { fprintf(stderr, "Could not grab keyboard, status = %d\n", reply->status); exit(-1); } xcb_flush(conn); xcb_generic_event_t *event; while ((event = xcb_wait_for_event(conn)) != NULL) { if (event->response_type == 0) { fprintf(stderr, "X11 Error received! sequence %x\n", event->sequence); continue; } /* Strip off the highest bit (set if the event is generated) */ int type = (event->response_type & 0x7F); switch (type) { case XCB_KEY_PRESS: handle_key_press(NULL, conn, (xcb_key_press_event_t*)event); break; /* TODO: handle mappingnotify */ case XCB_BUTTON_PRESS: handle_button_press((xcb_button_press_event_t*)event); break; case XCB_EXPOSE: handle_expose(); break; } free(event); } return 0; }
// http://svn.tribler.org/vlc/trunk/modules/control/globalhotkeys/xcb.c // Copyright (C) 2009 the VideoLAN team static unsigned GetModifier( xcb_connection_t *p_connection, xcb_key_symbols_t *p_symbols, xcb_keysym_t sym ) { static const unsigned pi_mask[8] = { XCB_MOD_MASK_SHIFT, XCB_MOD_MASK_LOCK, XCB_MOD_MASK_CONTROL, XCB_MOD_MASK_1, XCB_MOD_MASK_2, XCB_MOD_MASK_3, XCB_MOD_MASK_4, XCB_MOD_MASK_5 }; if( sym == 0 ) return 0; /* no modifier */ #ifdef XCB_KEYSYM_OLD_API /* as seen in Debian Lenny */ const xcb_keycode_t key = xcb_key_symbols_get_keycode( p_symbols, sym ); if( key == 0 ) return 0; #else const xcb_keycode_t *p_keys = xcb_key_symbols_get_keycode( p_symbols, sym ); if( !p_keys ) return 0; int i = 0; bool no_modifier = true; while( p_keys[i] != XCB_NO_SYMBOL ) { if( p_keys[i] != 0 ) { no_modifier = false; break; } i++; } if( no_modifier ) return 0; #endif xcb_get_modifier_mapping_cookie_t r = xcb_get_modifier_mapping( p_connection ); xcb_get_modifier_mapping_reply_t *p_map = xcb_get_modifier_mapping_reply( p_connection, r, NULL ); if( !p_map ) return 0; xcb_keycode_t *p_keycode = xcb_get_modifier_mapping_keycodes( p_map ); if( !p_keycode ) return 0; for( int i = 0; i < 8; i++ ) for( int j = 0; j < p_map->keycodes_per_modifier; j++ ) #ifdef XCB_KEYSYM_OLD_API /* as seen in Debian Lenny */ if( p_keycode[i * p_map->keycodes_per_modifier + j] == key ) { free( p_map ); return pi_mask[i]; } #else for( int k = 0; p_keys[k] != XCB_NO_SYMBOL; k++ ) if( p_keycode[i*p_map->keycodes_per_modifier + j] == p_keys[k]) { free( p_map ); return pi_mask[i]; } #endif free( p_map ); // FIXME to check return 0; }