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https://github.com/tmux/tmux.git
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Import tmux, a terminal multiplexor allowing (among other things) a single
terminal to be switched between several different windows and programs displayed on one terminal be detached from one terminal and moved to another. ok deraadt pirofti
This commit is contained in:
Nicholas Marriott
198
key-string.c
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198
key-string.c
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/* $OpenBSD$ */
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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 <string.h>
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#include "tmux.h"
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int key_string_search_table(const char *);
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struct {
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const char *string;
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int key;
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} key_string_table[] = {
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/* Function keys. */
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{ "F1", KEYC_F1 },
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{ "F2", KEYC_F2 },
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{ "F3", KEYC_F3 },
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{ "F4", KEYC_F4 },
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{ "F5", KEYC_F5 },
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{ "F6", KEYC_F6 },
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{ "F7", KEYC_F7 },
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{ "F8", KEYC_F8 },
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{ "F9", KEYC_F9 },
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{ "F10", KEYC_F10 },
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{ "F11", KEYC_F11 },
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{ "F12", KEYC_F12 },
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{ "F13", KEYC_F13 },
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{ "F14", KEYC_F14 },
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{ "F15", KEYC_F15 },
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{ "F16", KEYC_F16 },
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{ "F17", KEYC_F17 },
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{ "F18", KEYC_F18 },
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{ "F19", KEYC_F19 },
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{ "F20", KEYC_F20 },
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{ "IC", KEYC_IC },
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{ "DC", KEYC_DC },
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{ "Home", KEYC_HOME },
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{ "End", KEYC_END },
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{ "NPage", KEYC_NPAGE },
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{ "PPage", KEYC_PPAGE },
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{ "Tab", '\011' },
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{ "BTab", KEYC_BTAB },
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/* Arrow keys. */
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{ "Up", KEYC_UP },
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{ "Down", KEYC_DOWN },
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{ "Left", KEYC_LEFT },
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{ "Right", KEYC_RIGHT },
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/* Numeric keypad. */
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{ "KP/", KEYC_KP0_1 },
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{ "KP*", KEYC_KP0_2 },
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{ "KP-", KEYC_KP0_3 },
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{ "KP7", KEYC_KP1_0 },
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{ "KP8", KEYC_KP1_1 },
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{ "KP9", KEYC_KP1_2 },
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{ "KP+", KEYC_KP1_3 },
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{ "KP4", KEYC_KP2_0 },
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{ "KP5", KEYC_KP2_1 },
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{ "KP6", KEYC_KP2_2 },
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{ "KP1", KEYC_KP3_0 },
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{ "KP2", KEYC_KP3_1 },
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{ "KP3", KEYC_KP3_2 },
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{ "KPEnter", KEYC_KP3_3 },
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{ "KP0", KEYC_KP4_0 },
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{ "KP.", KEYC_KP4_2 },
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};
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int
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key_string_search_table(const char *string)
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{
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u_int i;
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for (i = 0; i < nitems(key_string_table); i++) {
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if (strcasecmp(string, key_string_table[i].string) == 0)
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return (key_string_table[i].key);
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}
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return (KEYC_NONE);
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}
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int
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key_string_lookup_string(const char *string)
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{
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int key;
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const u_char *ptr;
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if (string[0] == '\0')
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return (KEYC_NONE);
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if (string[1] == '\0')
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return (string[0]);
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ptr = NULL;
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if (string[0] == 'C' && string[1] == '-')
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ptr = string + 2;
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else if (string[0] == '^')
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ptr = string + 1;
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if (ptr != NULL) {
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if (ptr[0] == '\0')
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return (KEYC_NONE);
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if (ptr[1] == '\0') {
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if (ptr[0] == 32)
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return (0);
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if (ptr[0] >= 64 && ptr[0] <= 95)
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return (ptr[0] - 64);
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if (ptr[0] >= 97 && ptr[0] <= 122)
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return (ptr[0] - 96);
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return (KEYC_NONE);
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}
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key = key_string_search_table(ptr);
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if (key != KEYC_NONE)
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return (KEYC_ADDCTL(key));
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return (KEYC_NONE);
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}
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if (string[0] == 'M' && string[1] == '-') {
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ptr = string + 2;
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if (ptr[0] == '\0')
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return (KEYC_NONE);
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if (ptr[1] == '\0') {
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if (ptr[0] < 32 || ptr[0] > 127)
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return (KEYC_NONE);
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return (KEYC_ADDESC(ptr[0]));
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}
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key = key_string_lookup_string(ptr);
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if (key != KEYC_NONE)
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return (KEYC_ADDESC(key));
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return (KEYC_NONE);
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}
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return (key_string_search_table(string));
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}
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const char *
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key_string_lookup_key(int key)
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{
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static char tmp[24], tmp2[24];
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const char *s;
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u_int i;
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if (key == 127)
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return (NULL);
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if (KEYC_ISESC(key)) {
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if ((s = key_string_lookup_key(KEYC_REMOVEESC(key))) == NULL)
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return (NULL);
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xsnprintf(tmp2, sizeof tmp2, "M-%s", s);
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return (tmp2);
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}
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if (KEYC_ISCTL(key)) {
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if ((s = key_string_lookup_key(KEYC_REMOVECTL(key))) == NULL)
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return (NULL);
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xsnprintf(tmp2, sizeof tmp2, "C-%s", s);
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return (tmp2);
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}
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if (KEYC_ISSFT(key)) {
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if ((s = key_string_lookup_key(KEYC_REMOVESFT(key))) == NULL)
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return (NULL);
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xsnprintf(tmp2, sizeof tmp2, "S-%s", s);
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return (tmp2);
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}
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if (key >= 32 && key <= 255) {
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tmp[0] = key;
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tmp[1] = '\0';
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return (tmp);
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}
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if (key >= 0 && key <= 32) {
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if (key == 0 || key > 26)
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xsnprintf(tmp, sizeof tmp, "C-%c", 64 + key);
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else
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xsnprintf(tmp, sizeof tmp, "C-%c", 96 + key);
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return (tmp);
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}
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for (i = 0; i < nitems(key_string_table); i++) {
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if (key == key_string_table[i].key)
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return (key_string_table[i].string);
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}
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return (NULL);
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}
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