/* * _clutter_event_new_from_evdev: Create a new Clutter ClutterKeyEvent * @device: a ClutterInputDevice * @stage: the stage the event should be delivered to * @xkb: XKB rules to translate the event * @_time: timestamp of the event * @key: a key code coming from a Linux input device * @state: TRUE if a press event, FALSE if a release event * @modifer_state: in/out * * Translate @key to a #ClutterKeyEvent using rules from xbbcommon. * * Return value: the new #ClutterEvent */ ClutterEvent * _clutter_key_event_new_from_evdev (ClutterInputDevice *device, ClutterInputDevice *core_device, ClutterStage *stage, struct xkb_state *xkb_state, uint32_t button_state, uint32_t _time, xkb_keycode_t key, uint32_t state) { ClutterEvent *event; xkb_keysym_t sym; const xkb_keysym_t *syms; char buffer[8]; int n; if (state) event = clutter_event_new (CLUTTER_KEY_PRESS); else event = clutter_event_new (CLUTTER_KEY_RELEASE); /* We use a fixed offset of 8 because evdev starts KEY_* numbering from * 0, whereas X11's minimum keycode, for really stupid reasons, is 8. * So the evdev XKB rules are based on the keycodes all being shifted * upwards by 8. */ key += 8; n = xkb_key_get_syms (xkb_state, key, &syms); if (n == 1) sym = syms[0]; else sym = XKB_KEY_NoSymbol; event->key.device = core_device; event->key.stage = stage; event->key.time = _time; _clutter_xkb_translate_state (event, xkb_state, button_state); event->key.hardware_keycode = key; event->key.keyval = sym; clutter_event_set_source_device (event, device); n = xkb_keysym_to_utf8 (sym, buffer, sizeof (buffer)); if (n == 0) { /* not printable */ event->key.unicode_value = (gunichar) '\0'; } else { event->key.unicode_value = g_utf8_get_char_validated (buffer, n); if (event->key.unicode_value == -1 || event->key.unicode_value == -2) event->key.unicode_value = (gunichar) '\0'; } return event; }
static int test_utf8(xkb_keysym_t keysym, const char *expected) { char s[8]; int ret; ret = xkb_keysym_to_utf8(keysym, s, sizeof(s)); if (ret <= 0) return ret; fprintf(stderr, "Expected keysym %#x -> %s (%u bytes)\n", keysym, expected, (unsigned) strlen(expected)); fprintf(stderr, "Received keysym %#x -> %s (%u bytes)\n\n", keysym, s, (unsigned) strlen(s)); return streq(s, expected); }
ushort TableGenerator::keysymToUtf8(quint32 sym) { QByteArray chars; int bytes; chars.resize(8); bytes = xkb_keysym_to_utf8(sym, chars.data(), chars.size()); if (bytes == -1) qWarning("TableGenerator::keysymToUtf8 - buffer too small"); chars.resize(bytes-1); #ifdef DEBUG_GENERATOR QTextCodec *codec = QTextCodec::codecForLocale(); qDebug() << QString("keysym - 0x%1 : utf8 - %2").arg(QString::number(sym, 16)) .arg(codec->toUnicode(chars)); #endif return QString::fromUtf8(chars).at(0).unicode(); }
void QMirClientInput::dispatchKeyEvent(QMirClientWindow *window, const MirInputEvent *event) { const MirKeyboardEvent *key_event = mir_input_event_get_keyboard_event(event); ulong timestamp = mir_input_event_get_event_time(event) / 1000000; xkb_keysym_t xk_sym = mir_keyboard_event_key_code(key_event); quint32 scan_code = mir_keyboard_event_scan_code(key_event); quint32 native_modifiers = mir_keyboard_event_modifiers(key_event); // Key modifier and unicode index mapping. auto modifiers = qt_modifiers_from_mir(native_modifiers); MirKeyboardAction action = mir_keyboard_event_action(key_event); QEvent::Type keyType = action == mir_keyboard_action_up ? QEvent::KeyRelease : QEvent::KeyPress; if (action == mir_keyboard_action_down) mLastInputWindow = window; QString text; QVarLengthArray<char, 32> chars(32); { int result = xkb_keysym_to_utf8(xk_sym, chars.data(), chars.size()); if (result > 0) { text = QString::fromUtf8(chars.constData()); } } int sym = translateKeysym(xk_sym, text); bool is_auto_rep = action == mir_keyboard_action_repeat; QPlatformInputContext *context = QGuiApplicationPrivate::platformIntegration()->inputContext(); if (context) { QKeyEvent qKeyEvent(keyType, sym, modifiers, scan_code, xk_sym, native_modifiers, text, is_auto_rep); qKeyEvent.setTimestamp(timestamp); if (context->filterEvent(&qKeyEvent)) { qCDebug(mirclient, "key event filtered out by input context"); return; } } QWindowSystemInterface::handleExtendedKeyEvent(window->window(), timestamp, keyType, sym, modifiers, scan_code, xk_sym, native_modifiers, text, is_auto_rep); }
static int gram_keysym_print (SCM keysym_smob, SCM port, scm_print_state * pstate) { struct gram_keysym *keysym = (struct gram_keysym *) SCM_SMOB_DATA (keysym_smob); scm_puts ("#<keysym ", port); if (keysym->mods.mods & WLC_BIT_MOD_LOGO) { scm_puts ("S-", port); } if (keysym->mods.mods & WLC_BIT_MOD_CTRL) { scm_puts ("C-", port); } if (keysym->mods.mods & WLC_BIT_MOD_ALT) { scm_puts ("M-", port); } if(keysym->mouse) { scm_puts ("Mouse", port); scm_putc(keysym->mouse_button + '0', port); } else { char buf[64]; xkb_keysym_to_utf8 (keysym->sym, buf, 64); if (buf[0] > 0 && buf[0] <= 0x7F) { xkb_keysym_get_name (keysym->sym, buf, 64); } SCM name = scm_from_utf8_string (buf); scm_display (name, port); } scm_puts (">", port); return 1; }
/* * Handle key presses. Fixes state, then looks up the key symbol for the * given keycode, then looks up the key symbol (as UCS-2), converts it to * UTF-8 and stores it in the password array. * */ static void handle_key_press(xcb_key_press_event_t *event) { xkb_keysym_t ksym; char buffer[128]; int n; bool ctrl; bool composed = false; ksym = xkb_state_key_get_one_sym(xkb_state, event->detail); ctrl = xkb_state_mod_name_is_active(xkb_state, XKB_MOD_NAME_CTRL, XKB_STATE_MODS_DEPRESSED); /* The buffer will be null-terminated, so n >= 2 for 1 actual character. */ memset(buffer, '\0', sizeof(buffer)); if (xkb_compose_state && xkb_compose_state_feed(xkb_compose_state, ksym) == XKB_COMPOSE_FEED_ACCEPTED) { switch (xkb_compose_state_get_status(xkb_compose_state)) { case XKB_COMPOSE_NOTHING: break; case XKB_COMPOSE_COMPOSING: return; case XKB_COMPOSE_COMPOSED: /* xkb_compose_state_get_utf8 doesn't include the terminating byte in the return value * as xkb_keysym_to_utf8 does. Adding one makes the variable n consistent. */ n = xkb_compose_state_get_utf8(xkb_compose_state, buffer, sizeof(buffer)) + 1; ksym = xkb_compose_state_get_one_sym(xkb_compose_state); composed = true; break; case XKB_COMPOSE_CANCELLED: xkb_compose_state_reset(xkb_compose_state); return; } } if (!composed) { n = xkb_keysym_to_utf8(ksym, buffer, sizeof(buffer)); } switch (ksym) { case XKB_KEY_Return: case XKB_KEY_KP_Enter: case XKB_KEY_XF86ScreenSaver: if (pam_state == STATE_PAM_WRONG) return; if (skip_without_validation()) { clear_input(); return; } password[input_position] = '\0'; unlock_state = STATE_KEY_PRESSED; redraw_screen(); input_done(); skip_repeated_empty_password = true; return; default: skip_repeated_empty_password = false; } switch (ksym) { case XKB_KEY_u: if (ctrl) { DEBUG("C-u pressed\n"); clear_input(); return; } break; case XKB_KEY_Escape: clear_input(); return; case XKB_KEY_BackSpace: if (input_position == 0) return; /* decrement input_position to point to the previous glyph */ u8_dec(password, &input_position); password[input_position] = '\0'; /* Hide the unlock indicator after a bit if the password buffer is * empty. */ START_TIMER(clear_indicator_timeout, 1.0, clear_indicator_cb); unlock_state = STATE_BACKSPACE_ACTIVE; redraw_screen(); unlock_state = STATE_KEY_PRESSED; return; } if ((input_position + 8) >= sizeof(password)) return; #if 0 /* FIXME: handle all of these? */ printf("is_keypad_key = %d\n", xcb_is_keypad_key(sym)); printf("is_private_keypad_key = %d\n", xcb_is_private_keypad_key(sym)); printf("xcb_is_cursor_key = %d\n", xcb_is_cursor_key(sym)); printf("xcb_is_pf_key = %d\n", xcb_is_pf_key(sym)); printf("xcb_is_function_key = %d\n", xcb_is_function_key(sym)); printf("xcb_is_misc_function_key = %d\n", xcb_is_misc_function_key(sym)); printf("xcb_is_modifier_key = %d\n", xcb_is_modifier_key(sym)); #endif if (n < 2) return; /* store it in the password array as UTF-8 */ memcpy(password + input_position, buffer, n - 1); input_position += n - 1; DEBUG("current password = %.*s\n", input_position, password); if (unlock_indicator) { unlock_state = STATE_KEY_ACTIVE; redraw_screen(); unlock_state = STATE_KEY_PRESSED; struct ev_timer *timeout = NULL; START_TIMER(timeout, TSTAMP_N_SECS(0.25), redraw_timeout); STOP_TIMER(clear_indicator_timeout); } START_TIMER(discard_passwd_timeout, TSTAMP_N_MINS(3), discard_passwd_cb); }
static void simple_im_key_handler(struct simple_im *keyboard, uint32_t serial, uint32_t time, uint32_t key, uint32_t sym, enum wl_keyboard_key_state state) { struct input_method_context *context = keyboard->context; char text[64]; if (sym == XKB_KEY_Multi_key && state == WL_KEYBOARD_KEY_STATE_RELEASED && keyboard->compose_state == state_normal) { keyboard->compose_state = state_compose; memset(&keyboard->compose_seq, 0, sizeof(struct compose_seq)); return; } if (keyboard->compose_state == state_compose) { uint32_t i = 0; struct compose_seq *cs; if (state == WL_KEYBOARD_KEY_STATE_PRESSED) return; for (i = 0; i < sizeof(ignore_keys_on_compose) / sizeof(ignore_keys_on_compose[0]); i++) { if (sym == ignore_keys_on_compose[i]) { input_method_context_key(context, serial, time, key, state); return; } } for (i = 0; keyboard->compose_seq.keys[i] != 0; i++); keyboard->compose_seq.keys[i] = sym; cs = bsearch (&keyboard->compose_seq, compose_seqs, sizeof(compose_seqs) / sizeof(compose_seqs[0]), sizeof(compose_seqs[0]), compare_compose_keys); if (cs) { if (cs->keys[i + 1] == 0) { input_method_context_preedit_cursor(keyboard->context, keyboard->serial, 0); input_method_context_preedit_string(keyboard->context, keyboard->serial, "", ""); input_method_context_cursor_position(keyboard->context, keyboard->serial, 0, 0); input_method_context_commit_string(keyboard->context, keyboard->serial, cs->text); keyboard->compose_state = state_normal; } else { uint32_t j = 0, idx = 0; for (; j <= i; j++) { idx += xkb_keysym_to_utf8(cs->keys[j], text + idx, sizeof(text) - idx); } input_method_context_preedit_cursor(keyboard->context, keyboard->serial, strlen(text)); input_method_context_preedit_string(keyboard->context, keyboard->serial, text, text); } } else { uint32_t j = 0, idx = 0; for (; j <= i; j++) { idx += xkb_keysym_to_utf8(keyboard->compose_seq.keys[j], text + idx, sizeof(text) - idx); } input_method_context_preedit_cursor(keyboard->context, keyboard->serial, 0); input_method_context_preedit_string(keyboard->context, keyboard->serial, "", ""); input_method_context_cursor_position(keyboard->context, keyboard->serial, 0, 0); input_method_context_commit_string(keyboard->context, keyboard->serial, text); keyboard->compose_state = state_normal; } return; } if (xkb_keysym_to_utf8(sym, text, sizeof(text)) <= 0) { input_method_context_key(context, serial, time, key, state); return; } if (state == WL_KEYBOARD_KEY_STATE_PRESSED) return; input_method_context_cursor_position(keyboard->context, keyboard->serial, 0, 0); input_method_context_commit_string(keyboard->context, keyboard->serial, text); }
static void key_handler(struct window *window, struct input *input, uint32_t time, uint32_t key, uint32_t sym, enum wl_keyboard_key_state state, void *data) { struct editor *editor = data; struct text_entry *entry; const char *new_char; char text[16]; if (!editor->active_entry) return; entry = editor->active_entry; if (state != WL_KEYBOARD_KEY_STATE_PRESSED) return; switch (sym) { case XKB_KEY_BackSpace: text_entry_commit_and_reset(entry); new_char = utf8_prev_char(entry->text, entry->text + entry->cursor); if (new_char != NULL) text_entry_delete_text(entry, new_char - entry->text, (entry->text + entry->cursor) - new_char); break; case XKB_KEY_Delete: text_entry_commit_and_reset(entry); new_char = utf8_next_char(entry->text + entry->cursor); if (new_char != NULL) text_entry_delete_text(entry, entry->cursor, new_char - (entry->text + entry->cursor)); break; case XKB_KEY_Left: text_entry_commit_and_reset(entry); new_char = utf8_prev_char(entry->text, entry->text + entry->cursor); if (new_char != NULL) { entry->cursor = new_char - entry->text; entry->anchor = entry->cursor; widget_schedule_redraw(entry->widget); } break; case XKB_KEY_Right: text_entry_commit_and_reset(entry); new_char = utf8_next_char(entry->text + entry->cursor); if (new_char != NULL) { entry->cursor = new_char - entry->text; entry->anchor = entry->cursor; widget_schedule_redraw(entry->widget); } break; default: if (xkb_keysym_to_utf8(sym, text, sizeof(text)) <= 0) break; text_entry_commit_and_reset(entry); text_entry_insert_at_cursor(entry, text, 0, 0); break; } widget_schedule_redraw(entry->widget); }
void fill_keycodes() { struct xkb_keymap *keymap; struct xkb_context *context; const struct xkb_rule_names rules={ .rules=xkb_names[0], .model=xkb_names[1], .layout=xkb_names[2], .variant=xkb_names[3], .options=xkb_names[4] }; struct xkb_state *state; enum xkb_state_component current_state; int counter; int i,j,k; char mods[256]; char keysym_asc[256]; char file_path[256]; char command[15]; uint32_t max_keys; int w,h,retval; int jumpto; context=xkb_context_new(0); keymap=xkb_keymap_new_from_names(context,&rules,0); state=NULL; // Get all the modifier keys for(i=8;i<256;i++) { state=xkb_state_new(keymap); current_state=xkb_state_update_key(state, i,XKB_KEY_DOWN); if (current_state!=0) { mods[i]=1; } else { mods[i]=0; } xkb_state_unref(state); } mods[7]=1; // fake mod, used for "no mod" // Read the keyboard definition files sprintf(file_path,"%s/%s.keymap",BASE_CONFIG_DIR,lang_onscreen); FILE *keyboard_file=fopen(file_path,"r"); if (keyboard_file==NULL) { printf("Can't open keyboard definition file %s. Trying with US file\n",file_path); sprintf(file_path,"%s/us.keymap",BASE_CONFIG_DIR); keyboard_file=fopen(file_path,"r"); if (keyboard_file==NULL) { printf("Also failed to open the US keymap file. Aborting.\n"); exit(-1); } } retval=fscanf(keyboard_file,"%s %d",command,&keyboard_blocks); if (retval!=2) { printf("Can't read the number of blocks\n"); } else { max_keys=keyboard_blocks*4*KEYS_PER_ROW; keyboard_lowercase=(struct key_element *)malloc(max_keys*sizeof(struct key_element)); memset(keyboard_lowercase,0,max_keys*sizeof(struct key_element)); for(counter=0;(!feof(keyboard_file))&&(counter<max_keys);counter++) { retval=fscanf(keyboard_file,"%s %d %d",command,&w,&h); if(retval!=3) { break; } keyboard_lowercase[counter].size=KEYS_FONT_SIZE; keyboard_lowercase[counter].g_element[0]=0; keyboard_lowercase[counter].w=w; keyboard_lowercase[counter].h=h; keyboard_lowercase[counter].keycode=0; keyboard_lowercase[counter].modifier=0; if (!strcmp(command,"BLANK")) { keyboard_lowercase[counter].type=KEY_BLANK; keyboard_lowercase[counter].keysym=0; } else if (!strcmp(command,"KEY")) { keyboard_lowercase[counter].type=KEY_PH; retval=fscanf(keyboard_file,"%s",keyboard_lowercase[counter].g_element); keyboard_lowercase[counter].keysym=init_utf8_to_keysym(keyboard_lowercase[counter].g_element); if (keyboard_lowercase[counter].keysym==0) { keyboard_lowercase[counter].type=KEY_BLANK; } } else if ((!strcmp(command,"KEYSYM"))||(!strcmp(command,"KEYSYMTEXT"))) { keyboard_lowercase[counter].type=KEY_PH; retval=fscanf(keyboard_file,"%s",keysym_asc); keyboard_lowercase[counter].keysym=xkb_keysym_from_name(keysym_asc,0); if (keyboard_lowercase[counter].keysym==0) { printf("Unknown keysym %s\n",keysym_asc); keyboard_lowercase[counter].type=KEY_BLANK; } else { if (!strcmp(command,"KEYSYMTEXT")) { retval=fscanf(keyboard_file,"%s",keyboard_lowercase[counter].g_element); keyboard_lowercase[counter].size=KEYS_TEXT_FONT_SIZE; } else { retval=xkb_keysym_to_utf8(keyboard_lowercase[counter].keysym,keyboard_lowercase[counter].g_element,7); if (retval==-1) { retval++; } keyboard_lowercase[counter].g_element[retval]=0;// terminate string } } } else if (!strcmp(command,"TAB")) { keyboard_lowercase[counter].type=KEY_TAB; keyboard_lowercase[counter].keysym=XK_Tab; } else if (!strcmp(command,"SPACE")) { keyboard_lowercase[counter].type=KEY_SPACE; keyboard_lowercase[counter].keysym=XK_space; } else if (!strcmp(command,"RETURN")) { keyboard_lowercase[counter].type=KEY_RETURN; keyboard_lowercase[counter].keysym=XK_Return; } else if (!strcmp(command,"DELETE")) { keyboard_lowercase[counter].type=KEY_DELETE; keyboard_lowercase[counter].keysym=XK_BackSpace; } else if (!strcmp(command,"JUMPTO")) { retval=fscanf(keyboard_file,"%d %s",&jumpto,command); keyboard_lowercase[counter].type=KEY_JUMPTO; keyboard_lowercase[counter].keycode=jumpto; keyboard_lowercase[counter].keysym=0; if (!strcmp(command,"GEN")) { keyboard_lowercase[counter].modifier=0; } else if (!strcmp(command,"SHIFT")) { keyboard_lowercase[counter].modifier=1; } else if (!strcmp(command,"SYMBOLS")) { keyboard_lowercase[counter].modifier=2; } else if (!strcmp(command,"LETTERS")) { keyboard_lowercase[counter].modifier=3; } if (jumpto>=keyboard_blocks) { printf("Ilegal jump to block %d (max. is %d)\n",jumpto,keyboard_blocks); keyboard_lowercase[counter].type=KEY_BLANK; } } else if (!strcmp(command,"UP")) { keyboard_lowercase[counter].type=KEY_UP; keyboard_lowercase[counter].keysym=XK_Up; } else if (!strcmp(command,"DOWN")) { keyboard_lowercase[counter].type=KEY_DOWN; keyboard_lowercase[counter].keysym=XK_Down; } else if (!strcmp(command,"LEFT")) { keyboard_lowercase[counter].type=KEY_LEFT; keyboard_lowercase[counter].keysym=XK_Left; } else if (!strcmp(command,"RIGHT")) { keyboard_lowercase[counter].type=KEY_RIGHT; keyboard_lowercase[counter].keysym=XK_Right; } else { printf("Unknown command %s\n",command); keyboard_lowercase[counter].type=KEY_BLANK; keyboard_lowercase[counter].keysym=0; } } xkb_keysym_t keysym; xkb_keycode_t keycode_mod; for(i=7;i<256;i++) { // do a loop on every modifier if (!mods[i]) { continue; // In this loop we test each modifier with each keycode } state=xkb_state_new(keymap); if (i!=7) { xkb_state_update_key(state, i,XKB_KEY_DOWN); // press the modifier key keycode_mod=i; } else { keycode_mod=0; } for(j=8;j<256;j++) { if (mods[j]) { continue; // Don't test modifiers; we want "normal" keys } keysym=xkb_state_key_get_one_sym(state, j); if (keysym==XKB_KEY_NoSymbol) { continue; } for(k=0;k<counter;k++) { // and now we check each desired key with the keysymbol obtained if ((keyboard_lowercase[k].keycode==0)&&(keyboard_lowercase[k].type!=KEY_BLANK)&&(keyboard_lowercase[k].keysym==keysym)) { keyboard_lowercase[k].keycode=j; keyboard_lowercase[k].modifier=keycode_mod; } } } xkb_state_unref(state); } /*for(k=0;k<counter;k++) { // and now we check each desired key with the keysymbol obtained printf("Texto: %s, Keysym: %d, mod: %d\n",keyboard_lowercase[k].g_element,keyboard_lowercase[k].keycode,keyboard_lowercase[k].modifier); }*/ // Now assign new keysyms to keycodes not used, to allow other keysyms not available in US keyboards xcb_key_symbols_t *symbols; symbols=xcb_key_symbols_alloc(conn); xcb_flush(conn); xcb_keycode_t keycode=8; xcb_keycode_t keycode_found; xcb_keysym_t keysyms[4]; xcb_keycode_t keycode_shift; struct lower_upper_t {xcb_keysym_t upper_first; xcb_keysym_t upper_last; xcb_keysym_t lower_first; xcb_keysym_t lower_last; }; struct lower_upper_t lower_upper[] = { {XKB_KEY_Agrave,XKB_KEY_Odiaeresis,XKB_KEY_agrave,XKB_KEY_odiaeresis}, {XKB_KEY_Oslash,XKB_KEY_THORN,XKB_KEY_oslash,XKB_KEY_thorn}, {0,0,0,0} }; struct lower_upper_t *iter_lu; keycode_shift=*xcb_key_symbols_get_keycode(symbols,XKB_KEY_Shift_L); for(k=0;k<max_keys;k++) { // and now we check each desired key with the keysymbol obtained if ((keyboard_lowercase[k].keycode==0)&&(keyboard_lowercase[k].type!=KEY_BLANK)&&(keyboard_lowercase[k].type!=KEY_JUMPTO)) { // this key is not available in US keyboards; let's redefine a keycode for it keycode_found=0; while(keycode<256) { if ((0==xcb_key_symbols_get_keysym(symbols,keycode,0))&& (0==xcb_key_symbols_get_keysym(symbols,keycode,1))&& (0==xcb_key_symbols_get_keysym(symbols,keycode,2))&& (0==xcb_key_symbols_get_keysym(symbols,keycode,3))) { keycode_found=keycode; break; } keycode++; } if (keycode_found==0) { printf("No more codes available\n"); break; // there are no more free keycodes available } keycode=keycode_found; keysyms[0]=keyboard_lowercase[k].keysym; keysyms[1]=0; keysyms[2]=keyboard_lowercase[k].keysym; keysyms[3]=0; for(iter_lu=lower_upper;iter_lu->upper_first;iter_lu++) { if ((keysyms[0]>=iter_lu->upper_first)&&(keysyms[0]<=iter_lu->upper_last)) { // it's an uppercase special character keysyms[0]|=0x20; // first character as lowercase break; } if ((keysyms[0]>=iter_lu->lower_first)&&(keysyms[0]<=iter_lu->lower_last)) { // it's a lowercase special character keysyms[2]&=0xDF; // second character as uppercase break; } } xcb_change_keyboard_mapping(conn,1,keycode,4,keysyms); // insert the new keysym for(j=k;j<max_keys;j++) { // set the keycode and the shift modifier, if needed, to all keys with that keysyms if (keyboard_lowercase[j].keysym==keysyms[0]) { keyboard_lowercase[j].keycode=keycode; keyboard_lowercase[j].modifier=0; continue; } if (keyboard_lowercase[j].keysym==keysyms[2]) { keyboard_lowercase[j].keycode=keycode; keyboard_lowercase[j].modifier=keycode_shift; continue; } } keycode++; } } xcb_key_symbols_free(symbols); } fclose(keyboard_file); keyboard_current_block=0; xkb_keymap_unref(keymap); xkb_context_unref(context); }
/* * Handle key presses. Fixes state, then looks up the key symbol for the * given keycode, then looks up the key symbol (as UCS-2), converts it to * UTF-8 and stores it in the password array. * */ static void handle_key_press(xcb_key_press_event_t *event) { xkb_keysym_t ksym; char buffer[128]; int n; bool ctrl; ksym = xkb_state_key_get_one_sym(xkb_state, event->detail); ctrl = xkb_state_mod_name_is_active(xkb_state, "Control", XKB_STATE_MODS_DEPRESSED); xkb_state_update_key(xkb_state, event->detail, XKB_KEY_DOWN); /* The buffer will be null-terminated, so n >= 2 for 1 actual character. */ memset(buffer, '\0', sizeof(buffer)); n = xkb_keysym_to_utf8(ksym, buffer, sizeof(buffer)); switch (ksym) { case XKB_KEY_Return: case XKB_KEY_KP_Enter: case XKB_KEY_XF86ScreenSaver: password[input_position] = '\0'; unlock_state = STATE_KEY_PRESSED; redraw_screen(); input_done(); return; case XKB_KEY_u: if (ctrl) { DEBUG("C-u pressed\n"); clear_input(); return; } break; case XKB_KEY_Escape: clear_input(); return; case XKB_KEY_BackSpace: if (input_position == 0) return; /* decrement input_position to point to the previous glyph */ u8_dec(password, &input_position); password[input_position] = '\0'; /* Hide the unlock indicator after a bit if the password buffer is * empty. */ start_clear_indicator_timeout(); unlock_state = STATE_BACKSPACE_ACTIVE; redraw_screen(); unlock_state = STATE_KEY_PRESSED; return; } if ((input_position + 8) >= sizeof(password)) return; #if 0 /* FIXME: handle all of these? */ printf("is_keypad_key = %d\n", xcb_is_keypad_key(sym)); printf("is_private_keypad_key = %d\n", xcb_is_private_keypad_key(sym)); printf("xcb_is_cursor_key = %d\n", xcb_is_cursor_key(sym)); printf("xcb_is_pf_key = %d\n", xcb_is_pf_key(sym)); printf("xcb_is_function_key = %d\n", xcb_is_function_key(sym)); printf("xcb_is_misc_function_key = %d\n", xcb_is_misc_function_key(sym)); printf("xcb_is_modifier_key = %d\n", xcb_is_modifier_key(sym)); #endif if (n < 2) return; /* store it in the password array as UTF-8 */ memcpy(password+input_position, buffer, n-1); input_position += n-1; DEBUG("current password = %.*s\n", input_position, password); unlock_state = STATE_KEY_ACTIVE; redraw_screen(); unlock_state = STATE_KEY_PRESSED; struct ev_timer *timeout = calloc(sizeof(struct ev_timer), 1); if (timeout) { ev_timer_init(timeout, redraw_timeout, 0.25, 0.); ev_timer_start(main_loop, timeout); } stop_clear_indicator_timeout(); }
/* * Handle key presses. Fixes state, then looks up the key symbol for the * given keycode, then looks up the key symbol (as UCS-2), converts it to * UTF-8 and stores it in the password array. * */ static void handle_key_press(xcb_key_press_event_t *event) { xkb_keysym_t ksym; char buffer[128]; int n; bool ctrl; ksym = xkb_state_key_get_one_sym(xkb_state, event->detail); ctrl = xkb_state_mod_name_is_active(xkb_state, "Control", XKB_STATE_MODS_DEPRESSED); /* The buffer will be null-terminated, so n >= 2 for 1 actual character. */ memset(buffer, '\0', sizeof(buffer)); n = xkb_keysym_to_utf8(ksym, buffer, sizeof(buffer)); switch (ksym) { case XKB_KEY_Return: case XKB_KEY_KP_Enter: case XKB_KEY_XF86ScreenSaver: if (skip_without_validation()) { clear_input(); return; } password[input_position] = '\0'; unlock_state = STATE_KEY_PRESSED; redraw_screen(); input_done(); skip_repeated_empty_password = true; return; default: skip_repeated_empty_password = false; } switch (ksym) { case XKB_KEY_u: if (ctrl) { DEBUG("C-u pressed\n"); clear_input(); return; } break; case XKB_KEY_Escape: clear_input(); return; case XKB_KEY_BackSpace: if (input_position == 0) return; /* decrement input_position to point to the previous glyph */ u8_dec(password, &input_position); password[input_position] = '\0'; /* Hide the unlock indicator after a bit if the password buffer is * empty. */ START_TIMER(clear_indicator_timeout, 1.0, clear_indicator_cb); unlock_state = STATE_BACKSPACE_ACTIVE; redraw_screen(); unlock_state = STATE_KEY_PRESSED; return; } if ((input_position + 8) >= sizeof(password)) return; #if 0 /* FIXME: handle all of these? */ printf("is_keypad_key = %d\n", xcb_is_keypad_key(sym)); printf("is_private_keypad_key = %d\n", xcb_is_private_keypad_key(sym)); printf("xcb_is_cursor_key = %d\n", xcb_is_cursor_key(sym)); printf("xcb_is_pf_key = %d\n", xcb_is_pf_key(sym)); printf("xcb_is_function_key = %d\n", xcb_is_function_key(sym)); printf("xcb_is_misc_function_key = %d\n", xcb_is_misc_function_key(sym)); printf("xcb_is_modifier_key = %d\n", xcb_is_modifier_key(sym)); #endif if (n < 2) return; /* store it in the password array as UTF-8 */ memcpy(password+input_position, buffer, n-1); input_position += n-1; DEBUG("current password = %.*s\n", input_position, password); unlock_state = STATE_KEY_ACTIVE; redraw_screen(); unlock_state = STATE_KEY_PRESSED; struct ev_timer *timeout = NULL; START_TIMER(timeout, TSTAMP_N_SECS(0.25), redraw_timeout); STOP_TIMER(clear_indicator_timeout); START_TIMER(discard_passwd_timeout, TSTAMP_N_MINS(3), discard_passwd_cb); }
/* * This function will interpret a keyboard keysym, and call the * possible callbacks accordingly. */ void fghKeyboardInterpretKeysym( SFG_Window* window, uint32_t key, xkb_keysym_t sym, uint32_t state ) { FGCBKeyboard keyboard_cb; FGCBSpecial special_cb; char string[16]; int special = -1; /* GLUT API tells us to have two separate callbacks, one for * the ASCII translateable keypresses, and one for all the * others, which need to be translated to GLUT_KEY_Xs... */ if( state ) { keyboard_cb = (FGCBKeyboard)( FETCH_WCB( *window, Keyboard )); special_cb = (FGCBSpecial) ( FETCH_WCB( *window, Special )); } else { keyboard_cb = (FGCBKeyboard)( FETCH_WCB( *window, KeyboardUp )); special_cb = (FGCBSpecial) ( FETCH_WCB( *window, SpecialUp )); } switch( sym ) { case XKB_KEY_F1: special = GLUT_KEY_F1; break; case XKB_KEY_F2: special = GLUT_KEY_F2; break; case XKB_KEY_F3: special = GLUT_KEY_F3; break; case XKB_KEY_F4: special = GLUT_KEY_F4; break; case XKB_KEY_F5: special = GLUT_KEY_F5; break; case XKB_KEY_F6: special = GLUT_KEY_F6; break; case XKB_KEY_F7: special = GLUT_KEY_F7; break; case XKB_KEY_F8: special = GLUT_KEY_F8; break; case XKB_KEY_F9: special = GLUT_KEY_F9; break; case XKB_KEY_F10: special = GLUT_KEY_F10; break; case XKB_KEY_F11: special = GLUT_KEY_F11; break; case XKB_KEY_F12: special = GLUT_KEY_F12; break; case XKB_KEY_Left: special = GLUT_KEY_LEFT; break; case XKB_KEY_Right: special = GLUT_KEY_RIGHT; break; case XKB_KEY_Up: special = GLUT_KEY_UP; break; case XKB_KEY_Down: special = GLUT_KEY_DOWN; break; case XKB_KEY_Page_Up: special = GLUT_KEY_PAGE_UP; break; case XKB_KEY_Page_Down: special = GLUT_KEY_PAGE_DOWN; break; case XKB_KEY_Home: special = GLUT_KEY_HOME; break; case XKB_KEY_End: special = GLUT_KEY_END; break; case XKB_KEY_Insert: special = GLUT_KEY_INSERT; break; case XKB_KEY_Num_Lock: special = GLUT_KEY_NUM_LOCK; break; case XKB_KEY_Begin: special = GLUT_KEY_BEGIN; break; case XKB_KEY_Delete: special = GLUT_KEY_DELETE; break; case XKB_KEY_Shift_L: special = GLUT_KEY_SHIFT_L; break; case XKB_KEY_Shift_R: special = GLUT_KEY_SHIFT_R; break; case XKB_KEY_Control_L: special = GLUT_KEY_CTRL_L; break; case XKB_KEY_Control_R: special = GLUT_KEY_CTRL_R; break; case XKB_KEY_Alt_L: special = GLUT_KEY_ALT_L; break; case XKB_KEY_Alt_R: special = GLUT_KEY_ALT_R; break; } if( special_cb && (special != -1) ) { fgSetWindow( window ); special_cb( special, window->State.MouseX, window->State.MouseY ); } else if( keyboard_cb && (special == -1) ) { fgSetWindow( window ); xkb_keysym_to_utf8( sym, string, sizeof( string ) ); keyboard_cb( string[0], window->State.MouseX, window->State.MouseY ); } }