From 461bfca37855b68ab7dab1a89d154bd483716840 Mon Sep 17 00:00:00 2001 From: Curtis McEnroe Date: Sat, 11 Aug 2018 15:49:39 -0400 Subject: Add term.c for extra terminal features Look at the cute little state machine! --- term.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 term.c (limited to 'term.c') diff --git a/term.c b/term.c new file mode 100644 index 0000000..c603d32 --- /dev/null +++ b/term.c @@ -0,0 +1,53 @@ +/* Copyright (C) 2018 Curtis McEnroe + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see . + */ + +#include +#include +#include + +#include "chat.h" + +#define PAIR(a, b) (((short)(a) << 8) | ((short)(b) & 0xFF)) + +static void privateMode(const char *mode, bool set) { + printf("\33[?%s%c", mode, (set ? 'h' : 'l')); + fflush(stdout); +} + +void termMode(enum TermMode mode, bool set) { + switch (mode) { + break; case TERM_FOCUS: privateMode("1004", set); + break; case TERM_PASTE: privateMode("2004", set); + } +} + +enum TermEvent termEvent(char ch) { + static char state = '\0'; + switch (PAIR(state, ch)) { + break; case PAIR('\0', '\33'): state = '\33'; + break; case PAIR('\33', '['): state = '['; + break; case PAIR('[', 'I'): state = '\0'; return TERM_FOCUS_IN; + break; case PAIR('[', 'O'): state = '\0'; return TERM_FOCUS_OUT; + break; case PAIR('[', '2'): state = '2'; + break; case PAIR('2', '0'): state = '0'; + break; case PAIR('0', '0'): state = '0'; + break; case PAIR('0', '~'): state = '\0'; return TERM_PASTE_START; + break; case PAIR('0', '1'): state = '1'; + break; case PAIR('1', '~'): state = '\0'; return TERM_PASTE_END; + break; default: state = '\0'; + } + return TERM_NONE; +} -- cgit 1.4.1