gno/lib/libedit/term.h

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/*-
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Christos Zoulas of Cornell University.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)term.h 8.1 (Berkeley) 6/4/93
*/
/*
* el.term.h: Termcap header
*/
#ifndef _h_el_term
#define _h_el_term
#ifdef linux
#include "../../include/histedit.h"
#else
#include "histedit.h"
#endif
typedef struct { /* Symbolic function key bindings */
char *name; /* name of the key */
int key; /* Index in termcap table */
key_value_t fun; /* Function bound to it */
int type; /* Type of function */
} fkey_t;
typedef struct {
coord_t t_size; /* # lines and cols */
bool_t t_flags;
#define TERM_CAN_INSERT 0x01 /* Has insert cap */
#define TERM_CAN_DELETE 0x02 /* Has delete cap */
#define TERM_CAN_CEOL 0x04 /* Has CEOL cap */
#define TERM_CAN_TAB 0x08 /* Can use tabs */
#define TERM_CAN_ME 0x10 /* Can turn all attrs. */
#define TERM_CAN_UP 0x20 /* Can move up */
#define TERM_HAS_META 0x40 /* Has a meta key */
char *t_buf; /* Termcap buffer */
int t_loc; /* location used */
char **t_str; /* termcap strings */
int *t_val; /* termcap values */
char *t_cap; /* Termcap buffer */
fkey_t *t_fkey; /* Array of keys */
} el_term_t;
/*
* fKey indexes
*/
#define A_K_DN 0
#define A_K_UP 1
#define A_K_LT 2
#define A_K_RT 3
#define A_K_NKEYS 4
protected void term_move_to_line __P((EditLine *, int));
protected void term_move_to_char __P((EditLine *, int));
protected void term_clear_EOL __P((EditLine *, int));
protected void term_overwrite __P((EditLine *, char *, int));
protected void term_insertwrite __P((EditLine *, char *, int));
protected void term_deletechars __P((EditLine *, int));
protected void term_clear_screen __P((EditLine *));
protected void term_beep __P((EditLine *));
protected void term_change_size __P((EditLine *, int, int));
protected int term_get_size __P((EditLine *, int *, int *));
protected int term_init __P((EditLine *));
protected void term_bind_arrow __P((EditLine *));
protected void term_print_arrow __P((EditLine *, char *));
protected int term_clear_arrow __P((EditLine *, char *));
protected int term_set_arrow __P((EditLine *, char *,
key_value_t *, int));
protected void term_end __P((EditLine *));
protected int term_set __P((EditLine *, char *));
protected int term_settc __P((EditLine *, int, char **));
protected int term_telltc __P((EditLine *, int, char **));
protected int term_echotc __P((EditLine *, int, char **));
protected int term__putc __P((int));
protected void term__flush __P((void));
/*
* Easy access macros
*/
#define EL_FLAGS (el)->el_term.t_flags
#define EL_CAN_INSERT (EL_FLAGS & TERM_CAN_INSERT)
#define EL_CAN_DELETE (EL_FLAGS & TERM_CAN_DELETE)
#define EL_CAN_CEOL (EL_FLAGS & TERM_CAN_CEOL)
#define EL_CAN_TAB (EL_FLAGS & TERM_CAN_TAB)
#define EL_CAN_ME (EL_FLAGS & TERM_CAN_ME)
#define EL_HAS_META (EL_FLAGS & TERM_HAS_META)
#endif /* _h_el_term */