/* $Id: input-keys.c,v 1.23 2009-01-12 22:48:00 nicm Exp $ */ /* * Copyright (c) 2007 Nicholas Marriott * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include #include #include #include #include "tmux.h" struct input_key_ent { int key; const char *data; int flags; #define INPUTKEY_KEYPAD 0x1 /* keypad key */ #define INPUTKEY_CURSOR 0x2 /* cursor key */ #define INPUTKEY_CTRL 0x4 /* may be modified with ctrl */ #define INPUTKEY_XTERM 0x4 /* may have xterm argument appended */ }; struct input_key_ent input_keys[] = { /* Function keys. */ { KEYC_F1, "\033OP", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F2, "\033OQ", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F3, "\033OR", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F4, "\033OS", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F5, "\033[15~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F6, "\033[17~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F7, "\033[18~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F8, "\033[19~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F9, "\033[20~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F10, "\033[21~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F11, "\033[23~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_F12, "\033[24~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_IC, "\033[2~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_DC, "\033[3~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_HOME, "\033[1~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_END, "\033[4~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_NPAGE, "\033[6~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_PPAGE, "\033[5~", INPUTKEY_CTRL|INPUTKEY_XTERM }, { KEYC_BTAB, "\033[Z", INPUTKEY_CTRL }, /* Arrow keys. Cursor versions must come first. */ { KEYC_UP, "\033OA", INPUTKEY_CURSOR }, { KEYC_DOWN, "\033OB", INPUTKEY_CURSOR }, { KEYC_RIGHT, "\033OC", INPUTKEY_CURSOR }, { KEYC_LEFT, "\033OD", INPUTKEY_CURSOR }, { KEYC_UP, "\033[A", 0 }, { KEYC_DOWN, "\033[B", 0 }, { KEYC_RIGHT, "\033[C", 0 }, { KEYC_LEFT, "\033[D", 0 }, { KEYC_ADDCTL(KEYC_UP), "\033Oa", 0 }, { KEYC_ADDCTL(KEYC_DOWN), "\033Ob", 0 }, { KEYC_ADDCTL(KEYC_RIGHT), "\033Oc", 0 }, { KEYC_ADDCTL(KEYC_LEFT), "\033Od", 0 }, { KEYC_ADDSFT(KEYC_UP), "\033[a", 0 }, { KEYC_ADDSFT(KEYC_DOWN), "\033[b", 0 }, { KEYC_ADDSFT(KEYC_RIGHT), "\033[c", 0 }, { KEYC_ADDSFT(KEYC_LEFT), "\033[d", 0 }, /* Keypad keys. Keypad versions must come first. */ { KEYC_KP0_1, "/", INPUTKEY_KEYPAD }, { KEYC_KP0_2, "*", INPUTKEY_KEYPAD }, { KEYC_KP0_3, "-", INPUTKEY_KEYPAD }, { KEYC_KP1_0, "7", INPUTKEY_KEYPAD }, { KEYC_KP1_1, "8", INPUTKEY_KEYPAD }, { KEYC_KP1_2, "9", INPUTKEY_KEYPAD }, { KEYC_KP1_3, "+", INPUTKEY_KEYPAD }, { KEYC_KP2_0, "4", INPUTKEY_KEYPAD }, { KEYC_KP2_1, "5", INPUTKEY_KEYPAD }, { KEYC_KP2_2, "6", INPUTKEY_KEYPAD }, { KEYC_KP3_0, "1", INPUTKEY_KEYPAD }, { KEYC_KP3_1, "2", INPUTKEY_KEYPAD }, { KEYC_KP3_2, "3", INPUTKEY_KEYPAD }, { KEYC_KP3_3, "\n", INPUTKEY_KEYPAD }, /* this can be CRLF too? */ { KEYC_KP4_0, "0", INPUTKEY_KEYPAD }, { KEYC_KP4_2, ".", INPUTKEY_KEYPAD }, { KEYC_KP0_1, "\033Oo", 0 }, { KEYC_KP0_2, "\033Oj", 0 }, { KEYC_KP0_3, "\033Om", 0 }, { KEYC_KP1_0, "\033Ow", 0 }, { KEYC_KP1_1, "\033Ox", 0 }, { KEYC_KP1_2, "\033Oy", 0 }, { KEYC_KP1_3, "\033Ok", 0 }, { KEYC_KP2_0, "\033Ot", 0 }, { KEYC_KP2_1, "\033Ou", 0 }, { KEYC_KP2_2, "\033Ov", 0 }, { KEYC_KP3_0, "\033Oq", 0 }, { KEYC_KP3_1, "\033Or", 0 }, { KEYC_KP3_2, "\033Os", 0 }, { KEYC_KP3_3, "\033OM", 0 }, { KEYC_KP4_0, "\033Op", 0 }, { KEYC_KP4_2, "\033On", 0 }, }; /* Translate a key code from client into an output key sequence. */ void input_key(struct window_pane *wp, int key) { struct input_key_ent *ike; u_int i; char ch; size_t dlen; int xterm_keys; log_debug2("writing key 0x%x", key); if (key != KEYC_NONE && KEYC_REMOVEESC(key) < KEYC_OFFSET) { if (KEYC_ISESC(key)) buffer_write8(wp->out, '\033'); buffer_write8(wp->out, (uint8_t) KEYC_REMOVEESC(key)); return; } for (i = 0; i < nitems(input_keys); i++) { ike = &input_keys[i]; if ((ike->flags & INPUTKEY_KEYPAD) && !(wp->screen->mode & MODE_KKEYPAD)) continue; if ((ike->flags & INPUTKEY_CURSOR) && !(wp->screen->mode & MODE_KCURSOR)) continue; if (KEYC_ISESC(key) && KEYC_ADDESC(ike->key) == key) break; if (KEYC_ISSFT(key) && KEYC_ADDSFT(ike->key) == key) break; if (KEYC_ISCTL(key) && KEYC_ADDCTL(ike->key) == key) { if (ike->flags & INPUTKEY_CTRL) break; } if (ike->key == key) break; } if (i == nitems(input_keys)) { log_debug2("key 0x%x missing", key); return; } dlen = strlen(ike->data); log_debug2("found key 0x%x: \"%s\"", key, ike->data); /* * If in xterm keys mode, work out and append the modifier as an * argument. */ xterm_keys = options_get_number(&wp->window->options, "xterm-keys"); if (xterm_keys && ike->flags & INPUTKEY_XTERM) { ch = '\0'; if (KEYC_ISSFT(key) && KEYC_ISESC(key) && KEYC_ISCTL(key)) ch = '8'; else if (KEYC_ISESC(key) && KEYC_ISCTL(key)) ch = '7'; else if (KEYC_ISSFT(key) && KEYC_ISCTL(key)) ch = '6'; else if (KEYC_ISCTL(key)) ch = '5'; else if (KEYC_ISSFT(key) && KEYC_ISESC(key)) ch = '4'; else if (KEYC_ISESC(key)) ch = '3'; else if (KEYC_ISSFT(key)) ch = '2'; if (ch != '\0') { buffer_write(wp->out, ike->data, dlen - 1); buffer_write8(wp->out, ';'); buffer_write8(wp->out, ch); buffer_write8(wp->out, ike->data[dlen - 1]); } else buffer_write(wp->out, ike->data, dlen); return; } /* * Not in xterm mode. Prefix a \033 for escape, and set bit 5 of the * last byte for ctrl. */ if (KEYC_ISESC(key)) buffer_write8(wp->out, '\033'); if (KEYC_ISCTL(key) && ike->flags & INPUTKEY_CTRL) { buffer_write(wp->out, ike->data, dlen - 1); buffer_write8(wp->out, ike->data[dlen - 1] ^ 0x20); return; } buffer_write(wp->out, ike->data, dlen); }