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ac3b78a841
and supports larger terminals than the older way. If the new mouse-utf8 option is on, UTF-8 mouse input is enabled for all UTF-8 terminals. The option defaults to on if LANG etc are set in the same manner as the utf8 option. With help and based on code from hsim at gmx.li.
225 lines
6.4 KiB
C
225 lines
6.4 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include "tmux.h"
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/*
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* This file is rather misleadingly named, it contains the code which takes a
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* key code and translates it into something suitable to be sent to the
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* application running in a pane (similar to input.c does in the other
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* direction with output).
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*/
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struct input_key_ent {
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int key;
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const char *data;
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int flags;
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#define INPUTKEY_KEYPAD 0x1 /* keypad key */
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#define INPUTKEY_CURSOR 0x2 /* cursor key */
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};
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const struct input_key_ent input_keys[] = {
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/* Backspace key. */
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{ KEYC_BSPACE, "\177", 0 },
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/* Function keys. */
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{ KEYC_F1, "\033OP", 0 },
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{ KEYC_F2, "\033OQ", 0 },
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{ KEYC_F3, "\033OR", 0 },
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{ KEYC_F4, "\033OS", 0 },
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{ KEYC_F5, "\033[15~", 0 },
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{ KEYC_F6, "\033[17~", 0 },
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{ KEYC_F7, "\033[18~", 0 },
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{ KEYC_F8, "\033[19~", 0 },
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{ KEYC_F9, "\033[20~", 0 },
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{ KEYC_F10, "\033[21~", 0 },
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{ KEYC_F11, "\033[23~", 0 },
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{ KEYC_F12, "\033[24~", 0 },
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{ KEYC_F13, "\033[25~", 0 },
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{ KEYC_F14, "\033[26~", 0 },
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{ KEYC_F15, "\033[28~", 0 },
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{ KEYC_F16, "\033[29~", 0 },
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{ KEYC_F17, "\033[31~", 0 },
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{ KEYC_F18, "\033[32~", 0 },
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{ KEYC_F19, "\033[33~", 0 },
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{ KEYC_F20, "\033[34~", 0 },
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{ KEYC_IC, "\033[2~", 0 },
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{ KEYC_DC, "\033[3~", 0 },
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{ KEYC_HOME, "\033[1~", 0 },
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{ KEYC_END, "\033[4~", 0 },
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{ KEYC_NPAGE, "\033[6~", 0 },
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{ KEYC_PPAGE, "\033[5~", 0 },
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{ KEYC_BTAB, "\033[Z", 0 },
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/*
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* Arrow keys. Cursor versions must come first. The codes are toggled
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* between CSI and SS3 versions when ctrl is pressed.
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*/
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{ KEYC_UP|KEYC_CTRL, "\033[A", INPUTKEY_CURSOR },
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{ KEYC_DOWN|KEYC_CTRL, "\033[B", INPUTKEY_CURSOR },
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{ KEYC_RIGHT|KEYC_CTRL, "\033[C", INPUTKEY_CURSOR },
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{ KEYC_LEFT|KEYC_CTRL, "\033[D", INPUTKEY_CURSOR },
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{ KEYC_UP, "\033OA", INPUTKEY_CURSOR },
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{ KEYC_DOWN, "\033OB", INPUTKEY_CURSOR },
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{ KEYC_RIGHT, "\033OC", INPUTKEY_CURSOR },
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{ KEYC_LEFT, "\033OD", INPUTKEY_CURSOR },
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{ KEYC_UP|KEYC_CTRL, "\033OA", 0 },
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{ KEYC_DOWN|KEYC_CTRL, "\033OB", 0 },
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{ KEYC_RIGHT|KEYC_CTRL, "\033OC", 0 },
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{ KEYC_LEFT|KEYC_CTRL, "\033OD", 0 },
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{ KEYC_UP, "\033[A", 0 },
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{ KEYC_DOWN, "\033[B", 0 },
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{ KEYC_RIGHT, "\033[C", 0 },
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{ KEYC_LEFT, "\033[D", 0 },
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/* Keypad keys. Keypad versions must come first. */
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{ KEYC_KP_SLASH, "\033Oo", INPUTKEY_KEYPAD },
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{ KEYC_KP_STAR, "\033Oj", INPUTKEY_KEYPAD },
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{ KEYC_KP_MINUS, "\033Om", INPUTKEY_KEYPAD },
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{ KEYC_KP_SEVEN, "\033Ow", INPUTKEY_KEYPAD },
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{ KEYC_KP_EIGHT, "\033Ox", INPUTKEY_KEYPAD },
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{ KEYC_KP_NINE, "\033Oy", INPUTKEY_KEYPAD },
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{ KEYC_KP_PLUS, "\033Ok", INPUTKEY_KEYPAD },
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{ KEYC_KP_FOUR, "\033Ot", INPUTKEY_KEYPAD },
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{ KEYC_KP_FIVE, "\033Ou", INPUTKEY_KEYPAD },
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{ KEYC_KP_SIX, "\033Ov", INPUTKEY_KEYPAD },
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{ KEYC_KP_ONE, "\033Oq", INPUTKEY_KEYPAD },
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{ KEYC_KP_TWO, "\033Or", INPUTKEY_KEYPAD },
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{ KEYC_KP_THREE, "\033Os", INPUTKEY_KEYPAD },
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{ KEYC_KP_ENTER, "\033OM", INPUTKEY_KEYPAD },
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{ KEYC_KP_ZERO, "\033Op", INPUTKEY_KEYPAD },
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{ KEYC_KP_PERIOD, "\033On", INPUTKEY_KEYPAD },
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{ KEYC_KP_SLASH, "/", 0 },
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{ KEYC_KP_STAR, "*", 0 },
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{ KEYC_KP_MINUS, "-", 0 },
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{ KEYC_KP_SEVEN, "7", 0 },
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{ KEYC_KP_EIGHT, "8", 0 },
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{ KEYC_KP_NINE, "9", 0 },
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{ KEYC_KP_PLUS, "+", 0 },
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{ KEYC_KP_FOUR, "4", 0 },
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{ KEYC_KP_FIVE, "5", 0 },
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{ KEYC_KP_SIX, "6", 0 },
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{ KEYC_KP_ONE, "1", 0 },
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{ KEYC_KP_TWO, "2", 0 },
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{ KEYC_KP_THREE, "3", 0 },
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{ KEYC_KP_ENTER, "\n", 0 },
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{ KEYC_KP_ZERO, "0", 0 },
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{ KEYC_KP_PERIOD, ".", 0 },
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};
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/* Translate a key code into an output key sequence. */
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void
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input_key(struct window_pane *wp, int key)
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{
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const struct input_key_ent *ike;
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u_int i;
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size_t dlen;
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char *out;
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u_char ch;
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log_debug2("writing key 0x%x", key);
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/*
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* If this is a normal 7-bit key, just send it, with a leading escape
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* if necessary.
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*/
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if (key != KEYC_NONE && (key & ~KEYC_ESCAPE) < 0x100) {
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if (key & KEYC_ESCAPE)
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bufferevent_write(wp->event, "\033", 1);
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ch = key & ~KEYC_ESCAPE;
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bufferevent_write(wp->event, &ch, 1);
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return;
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}
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/*
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* Then try to look this up as an xterm key, if the flag to output them
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* is set.
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*/
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if (options_get_number(&wp->window->options, "xterm-keys")) {
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if ((out = xterm_keys_lookup(key)) != NULL) {
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bufferevent_write(wp->event, out, strlen(out));
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xfree(out);
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return;
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}
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}
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/* Otherwise look the key up in the table. */
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for (i = 0; i < nitems(input_keys); i++) {
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ike = &input_keys[i];
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if ((ike->flags & INPUTKEY_KEYPAD) &&
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!(wp->screen->mode & MODE_KKEYPAD))
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continue;
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if ((ike->flags & INPUTKEY_CURSOR) &&
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!(wp->screen->mode & MODE_KCURSOR))
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continue;
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if ((key & KEYC_ESCAPE) && (ike->key | KEYC_ESCAPE) == key)
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break;
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if (ike->key == key)
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break;
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}
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if (i == nitems(input_keys)) {
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log_debug2("key 0x%x missing", key);
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return;
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}
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dlen = strlen(ike->data);
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log_debug2("found key 0x%x: \"%s\"", key, ike->data);
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/* Prefix a \033 for escape. */
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if (key & KEYC_ESCAPE)
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bufferevent_write(wp->event, "\033", 1);
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bufferevent_write(wp->event, ike->data, dlen);
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}
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/* Translate mouse and output. */
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void
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input_mouse(struct window_pane *wp, struct mouse_event *m)
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{
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char buf[10];
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size_t len;
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if (wp->screen->mode & ALL_MOUSE_MODES) {
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if (wp->screen->mode & MODE_MOUSE_UTF8) {
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len = xsnprintf(buf, sizeof buf, "\033[M");
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len += utf8_split2(m->b + 32, &buf[len]);
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len += utf8_split2(m->x + 33, &buf[len]);
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len += utf8_split2(m->y + 33, &buf[len]);
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} else {
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if (m->b > 223 || m->x >= 222 || m->y > 222)
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return;
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len = xsnprintf(buf, sizeof buf, "\033[M");
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buf[len++] = m->b + 32;
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buf[len++] = m->x + 33;
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buf[len++] = m->y + 33;
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}
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bufferevent_write(wp->event, buf, len);
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}
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}
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