static const char *ui_getkey(Ui *ui) { UiCurses *uic = (UiCurses*)ui; TermKeyKey key; TermKeyResult ret = termkey_getkey(uic->termkey, &key); if (ret == TERMKEY_RES_EOF) { int tty = open("/dev/tty", O_RDWR); if (tty == -1) goto fatal; if (tty != STDIN_FILENO && dup2(tty, STDIN_FILENO) == -1) goto fatal; termkey_destroy(uic->termkey); if (!(uic->termkey = ui_termkey_new(STDIN_FILENO))) goto fatal; return NULL; } if (ret == TERMKEY_RES_AGAIN) { struct pollfd fd; fd.fd = STDIN_FILENO; fd.events = POLLIN; if (poll(&fd, 1, termkey_get_waittime(uic->termkey)) == 0) ret = termkey_getkey_force(uic->termkey, &key); } if (ret != TERMKEY_RES_KEY) return NULL; termkey_strfkey(uic->termkey, uic->key, sizeof(uic->key), &key, TERMKEY_FORMAT_VIM); return uic->key; fatal: ui_die_msg(ui, "Failed to re-open stdin as /dev/tty\n"); return NULL; }
int main(int argc, char *argv[]) { TermKey *tk; TermKeyKey key; int line, col; plan_tests(8); tk = termkey_new_abstract("vt100", 0); termkey_push_bytes(tk, "\e[?15;7R", 8); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY for position report"); is_int(key.type, TERMKEY_TYPE_POSITION, "key.type for position report"); is_int(termkey_interpret_position(tk, &key, &line, &col), TERMKEY_RES_KEY, "interpret_position yields RES_KEY"); is_int(line, 15, "line for position report"); is_int(col, 7, "column for position report"); /* A plain CSI R is likely to be <F3> though. * This is tricky :/ */ termkey_push_bytes(tk, "\e[R", 3); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY for <F3>"); is_int(key.type, TERMKEY_TYPE_FUNCTION, "key.type for <F3>"); is_int(key.code.number, 3, "key.code.number for <F3>"); termkey_destroy(tk); return exit_status(); }
TermKeyResult termkey_waitkey(TermKey *tk, TermKeyKey *key) { if(tk->fd == -1) { errno = EBADF; return TERMKEY_RES_ERROR; } while(1) { TermKeyResult ret = termkey_getkey(tk, key); switch(ret) { case TERMKEY_RES_KEY: case TERMKEY_RES_EOF: case TERMKEY_RES_ERROR: return ret; case TERMKEY_RES_NONE: ret = termkey_advisereadable(tk); if(ret == TERMKEY_RES_ERROR) return ret; break; case TERMKEY_RES_AGAIN: { if(tk->is_closed) // We're closed now. Never going to get more bytes so just go with // what we have return termkey_getkey_force(tk, key); struct pollfd fd; retry: fd.fd = tk->fd; fd.events = POLLIN; int pollret = poll(&fd, 1, tk->waittime); if(pollret == -1) { if(errno == EINTR && !(tk->flags & TERMKEY_FLAG_EINTR)) goto retry; return TERMKEY_RES_ERROR; } if(fd.revents & (POLLIN|POLLHUP|POLLERR)) ret = termkey_advisereadable(tk); else ret = TERMKEY_RES_NONE; if(ret == TERMKEY_RES_ERROR) return ret; if(ret == TERMKEY_RES_NONE) return termkey_getkey_force(tk, key); } break; } } /* UNREACHABLE */ }
int main(int argc, char *argv[]) { TERMKEY_CHECK_VERSION; TermKey *tk = termkey_new(0, 0); if(!tk) { fprintf(stderr, "Cannot allocate termkey instance\n"); exit(1); } struct pollfd fd; fd.fd = 0; /* the file descriptor we passed to termkey_new() */ fd.events = POLLIN; TermKeyResult ret; TermKeyKey key; int running = 1; int nextwait = -1; while(running) { if(poll(&fd, 1, nextwait) == 0) { // Timed out if(termkey_getkey_force(tk, &key) == TERMKEY_RES_KEY) on_key(tk, &key); } if(fd.revents & (POLLIN|POLLHUP|POLLERR)) termkey_advisereadable(tk); while((ret = termkey_getkey(tk, &key)) == TERMKEY_RES_KEY) { on_key(tk, &key); if(key.type == TERMKEY_TYPE_UNICODE && key.modifiers & TERMKEY_KEYMOD_CTRL && (key.code.codepoint == 'C' || key.code.codepoint == 'c')) running = 0; } if(ret == TERMKEY_RES_AGAIN) nextwait = termkey_get_waittime(tk); else nextwait = -1; } termkey_destroy(tk); }
static const char *ui_getkey(Ui *ui) { UiCurses *uic = (UiCurses*)ui; TermKeyKey key; TermKeyResult ret = termkey_getkey(uic->termkey, &key); if (ret == TERMKEY_RES_AGAIN) { struct pollfd fd; fd.fd = STDIN_FILENO; fd.events = POLLIN; if (poll(&fd, 1, termkey_get_waittime(uic->termkey)) == 0) ret = termkey_getkey_force(uic->termkey, &key); } if (ret != TERMKEY_RES_KEY) return NULL; termkey_strfkey(uic->termkey, uic->key, sizeof(uic->key), &key, TERMKEY_FORMAT_VIM); return uic->key; }
gboolean CoreManager::io_input(GIOChannel *source, GIOCondition cond) { if (io_input_timeout_conn.connected()) io_input_timeout_conn.disconnect(); termkey_advisereadable(tk); TermKeyKey key; TermKeyResult ret; while ((ret = termkey_getkey(tk, &key)) == TERMKEY_RES_KEY) { if (key.type == TERMKEY_TYPE_UNICODE && !utf8) { gsize bwritten; GError *err = NULL; char *utf8; // convert data from user charset to UTF-8 if (!(utf8 = g_locale_to_utf8(key.utf8, -1, NULL, &bwritten, &err))) { if (err) { g_warning(_("Error converting input to UTF-8 (%s)."), err->message); g_error_free(err); err = NULL; } else g_warning(_("Error converting input to UTF-8.")); continue; } memcpy(key.utf8, utf8, bwritten + 1); g_free(utf8); key.code.codepoint = g_utf8_get_char(key.utf8); } ProcessInput(key); } if (ret == TERMKEY_RES_AGAIN) { int wait = termkey_get_waittime(tk); io_input_timeout_conn = TimeoutOnceConnect(sigc::mem_fun(this, &CoreManager::io_input_timeout), wait); } return TRUE; }
int main(int argc, char *argv[]) { TermKey *tk; TermKeyKey key; plan_tests(57); tk = termkey_new_abstract("vt100", TERMKEY_FLAG_UTF8); termkey_push_bytes(tk, "a", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY low ASCII"); is_int(key.type, TERMKEY_TYPE_UNICODE, "key.type low ASCII"); is_int(key.code.number, 'a', "key.code.number low ASCII"); /* 2-byte UTF-8 range is U+0080 to U+07FF (0xDF 0xBF) */ /* However, we'd best avoid the C1 range, so we'll start at U+00A0 (0xC2 0xA0) */ termkey_push_bytes(tk, "\xC2\xA0", 2); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 2 low"); is_int(key.type, TERMKEY_TYPE_UNICODE, "key.type UTF-8 2 low"); is_int(key.code.number, 0x00A0, "key.code.number UTF-8 2 low"); termkey_push_bytes(tk, "\xDF\xBF", 2); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 2 high"); is_int(key.type, TERMKEY_TYPE_UNICODE, "key.type UTF-8 2 high"); is_int(key.code.number, 0x07FF, "key.code.number UTF-8 2 high"); /* 3-byte UTF-8 range is U+0800 (0xE0 0xA0 0x80) to U+FFFD (0xEF 0xBF 0xBD) */ termkey_push_bytes(tk, "\xE0\xA0\x80", 3); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 3 low"); is_int(key.type, TERMKEY_TYPE_UNICODE, "key.type UTF-8 3 low"); is_int(key.code.number, 0x0800, "key.code.number UTF-8 3 low"); termkey_push_bytes(tk, "\xEF\xBF\xBD", 3); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 3 high"); is_int(key.type, TERMKEY_TYPE_UNICODE, "key.type UTF-8 3 high"); is_int(key.code.number, 0xFFFD, "key.code.number UTF-8 3 high"); /* 4-byte UTF-8 range is U+10000 (0xF0 0x90 0x80 0x80) to U+10FFFF (0xF4 0x8F 0xBF 0xBF) */ termkey_push_bytes(tk, "\xF0\x90\x80\x80", 4); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 4 low"); is_int(key.type, TERMKEY_TYPE_UNICODE, "key.type UTF-8 4 low"); is_int(key.code.number, 0x10000, "key.code.number UTF-8 4 low"); termkey_push_bytes(tk, "\xF4\x8F\xBF\xBF", 4); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 4 high"); is_int(key.type, TERMKEY_TYPE_UNICODE, "key.type UTF-8 4 high"); is_int(key.code.number, 0x10FFFF, "key.code.number UTF-8 4 high"); /* Invalid continuations */ termkey_push_bytes(tk, "\xC2!", 2); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 2 invalid cont"); is_int(key.code.number, 0xFFFD, "key.code.number UTF-8 2 invalid cont"); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 2 invalid after"); is_int(key.code.number, '!', "key.code.number UTF-8 2 invalid after"); termkey_push_bytes(tk, "\xE0!", 2); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 3 invalid cont"); is_int(key.code.number, 0xFFFD, "key.code.number UTF-8 3 invalid cont"); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 3 invalid after"); is_int(key.code.number, '!', "key.code.number UTF-8 3 invalid after"); termkey_push_bytes(tk, "\xE0\xA0!", 3); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 3 invalid cont 2"); is_int(key.code.number, 0xFFFD, "key.code.number UTF-8 3 invalid cont 2"); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 3 invalid after"); is_int(key.code.number, '!', "key.code.number UTF-8 3 invalid after"); termkey_push_bytes(tk, "\xF0!", 2); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 4 invalid cont"); is_int(key.code.number, 0xFFFD, "key.code.number UTF-8 4 invalid cont"); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 4 invalid after"); is_int(key.code.number, '!', "key.code.number UTF-8 4 invalid after"); termkey_push_bytes(tk, "\xF0\x90!", 3); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 4 invalid cont 2"); is_int(key.code.number, 0xFFFD, "key.code.number UTF-8 4 invalid cont 2"); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 4 invalid after"); is_int(key.code.number, '!', "key.code.number UTF-8 4 invalid after"); termkey_push_bytes(tk, "\xF0\x90\x80!", 4); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 4 invalid cont 3"); is_int(key.code.number, 0xFFFD, "key.code.number UTF-8 4 invalid cont 3"); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 4 invalid after"); is_int(key.code.number, '!', "key.code.number UTF-8 4 invalid after"); /* Partials */ termkey_push_bytes(tk, "\xC2", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_AGAIN, "getkey yields RES_AGAIN UTF-8 2 partial"); termkey_push_bytes(tk, "\xA0", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 2 partial"); is_int(key.code.number, 0x00A0, "key.code.number UTF-8 2 partial"); termkey_push_bytes(tk, "\xE0", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_AGAIN, "getkey yields RES_AGAIN UTF-8 3 partial"); termkey_push_bytes(tk, "\xA0", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_AGAIN, "getkey yields RES_AGAIN UTF-8 3 partial"); termkey_push_bytes(tk, "\x80", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 3 partial"); is_int(key.code.number, 0x0800, "key.code.number UTF-8 3 partial"); termkey_push_bytes(tk, "\xF0", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_AGAIN, "getkey yields RES_AGAIN UTF-8 4 partial"); termkey_push_bytes(tk, "\x90", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_AGAIN, "getkey yields RES_AGAIN UTF-8 4 partial"); termkey_push_bytes(tk, "\x80", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_AGAIN, "getkey yields RES_AGAIN UTF-8 4 partial"); termkey_push_bytes(tk, "\x80", 1); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY UTF-8 4 partial"); is_int(key.code.number, 0x10000, "key.code.number UTF-8 4 partial"); termkey_destroy(tk); return exit_status(); }
int main(int argc, char *argv[]) { TermKey *tk; TermKeyKey key; const char *str; plan_tests(23); tk = termkey_new_abstract("xterm", 0); // 7bit DCS termkey_push_bytes(tk, "\eP1$r1 q\e\\", 10); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY for DCS"); is_int(key.type, TERMKEY_TYPE_DCS, "key.type for DCS"); is_int(key.modifiers, 0, "key.modifiers for DCS"); is_int(termkey_interpret_string(tk, &key, &str), TERMKEY_RES_KEY, "termkey_interpret_string() gives string"); is_str(str, "1$r1 q", "termkey_interpret_string() yields correct string"); is_int(termkey_getkey(tk, &key), TERMKEY_RES_NONE, "getkey again yields RES_NONE"); // 8bit DCS termkey_push_bytes(tk, "\x90""1$r2 q""\x9c", 8); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY for DCS"); is_int(key.type, TERMKEY_TYPE_DCS, "key.type for DCS"); is_int(key.modifiers, 0, "key.modifiers for DCS"); is_int(termkey_interpret_string(tk, &key, &str), TERMKEY_RES_KEY, "termkey_interpret_string() gives string"); is_str(str, "1$r2 q", "termkey_interpret_string() yields correct string"); is_int(termkey_getkey(tk, &key), TERMKEY_RES_NONE, "getkey again yields RES_NONE"); // 7bit OSC termkey_push_bytes(tk, "\e]15;abc\e\\", 10); is_int(termkey_getkey(tk, &key), TERMKEY_RES_KEY, "getkey yields RES_KEY for OSC"); is_int(key.type, TERMKEY_TYPE_OSC, "key.type for OSC"); is_int(key.modifiers, 0, "key.modifiers for OSC"); is_int(termkey_interpret_string(tk, &key, &str), TERMKEY_RES_KEY, "termkey_interpret_string() gives string"); is_str(str, "15;abc", "termkey_interpret_string() yields correct string"); is_int(termkey_getkey(tk, &key), TERMKEY_RES_NONE, "getkey again yields RES_NONE"); // False alarm termkey_push_bytes(tk, "\eP", 2); is_int(termkey_getkey(tk, &key), TERMKEY_RES_AGAIN, "getkey yields RES_AGAIN for false alarm"); is_int(termkey_getkey_force(tk, &key), TERMKEY_RES_KEY, "getkey_force yields RES_KEY for false alarm"); is_int(key.type, TERMKEY_TYPE_UNICODE, "key.type for false alarm"); is_int(key.code.codepoint, 'P', "key.code.codepoint for false alarm"); is_int(key.modifiers, TERMKEY_KEYMOD_ALT, "key.modifiers for false alarm"); termkey_destroy(tk); return exit_status(); }