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1  /*	$NetBSD: terminal.h,v 1.4 2012/03/24 20:09:30 christos Exp $	*/
2  
3  /*-
4   * Copyright (c) 1992, 1993
5   *	The Regents of the University of California.  All rights reserved.
6   *
7   * This code is derived from software contributed to Berkeley by
8   * Christos Zoulas of Cornell University.
9   *
10   * Redistribution and use in source and binary forms, with or without
11   * modification, are permitted provided that the following conditions
12   * are met:
13   * 1. Redistributions of source code must retain the above copyright
14   *    notice, this list of conditions and the following disclaimer.
15   * 2. Redistributions in binary form must reproduce the above copyright
16   *    notice, this list of conditions and the following disclaimer in the
17   *    documentation and/or other materials provided with the distribution.
18   * 3. Neither the name of the University nor the names of its contributors
19   *    may be used to endorse or promote products derived from this software
20   *    without specific prior written permission.
21   *
22   * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25   * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32   * SUCH DAMAGE.
33   *
34   *	@(#)term.h	8.1 (Berkeley) 6/4/93
35   */
36  
37  /*
38   * el.term.h: Termcap header
39   */
40  #ifndef _h_el_terminal
41  #define	_h_el_terminal
42  
43  #include "histedit.h"
44  
45  typedef struct {		/* Symbolic function key bindings	*/
46  	const Char	*name;	/* name of the key			*/
47  	int		 key;	/* Index in termcap table		*/
48  	keymacro_value_t	 fun;	/* Function bound to it			*/
49  	int		 type;	/* Type of function			*/
50  } funckey_t;
51  
52  typedef struct {
53  	const char *t_name;		/* the terminal name	*/
54  	coord_t	  t_size;		/* # lines and cols	*/
55  	int	  t_flags;
56  #define	TERM_CAN_INSERT		0x001	/* Has insert cap	*/
57  #define	TERM_CAN_DELETE		0x002	/* Has delete cap	*/
58  #define	TERM_CAN_CEOL		0x004	/* Has CEOL cap		*/
59  #define	TERM_CAN_TAB		0x008	/* Can use tabs		*/
60  #define	TERM_CAN_ME		0x010	/* Can turn all attrs.	*/
61  #define	TERM_CAN_UP		0x020	/* Can move up		*/
62  #define	TERM_HAS_META		0x040	/* Has a meta key	*/
63  #define	TERM_HAS_AUTO_MARGINS	0x080	/* Has auto margins	*/
64  #define	TERM_HAS_MAGIC_MARGINS	0x100	/* Has magic margins	*/
65  	char	 *t_buf;		/* Termcap buffer	*/
66  	size_t	  t_loc;		/* location used	*/
67  	char	**t_str;		/* termcap strings	*/
68  	int	 *t_val;		/* termcap values	*/
69  	char	 *t_cap;		/* Termcap buffer	*/
70  	funckey_t	 *t_fkey;		/* Array of keys	*/
71  } el_terminal_t;
72  
73  /*
74   * fKey indexes
75   */
76  #define	A_K_DN		0
77  #define	A_K_UP		1
78  #define	A_K_LT		2
79  #define	A_K_RT		3
80  #define	A_K_HO		4
81  #define	A_K_EN		5
82  #define	A_K_DE		6
83  #define	A_K_NKEYS	7
84  
85  #ifdef __sun
86  extern int tgetent(char *, const char *);
87  extern int tgetflag(char *);
88  extern int tgetnum(char *);
89  extern int tputs(const char *, int, int (*)(int));
90  extern char* tgoto(const char*, int, int);
91  extern char* tgetstr(char*, char**);
92  #endif
93  
94  protected void	terminal_move_to_line(EditLine *, int);
95  protected void	terminal_move_to_char(EditLine *, int);
96  protected void	terminal_clear_EOL(EditLine *, int);
97  protected void	terminal_overwrite(EditLine *, const Char *, size_t);
98  protected void	terminal_insertwrite(EditLine *, Char *, int);
99  protected void	terminal_deletechars(EditLine *, int);
100  protected void	terminal_clear_screen(EditLine *);
101  protected void	terminal_beep(EditLine *);
102  protected int	terminal_change_size(EditLine *, int, int);
103  protected int	terminal_get_size(EditLine *, int *, int *);
104  protected int	terminal_init(EditLine *);
105  protected void	terminal_bind_arrow(EditLine *);
106  protected void	terminal_print_arrow(EditLine *, const Char *);
107  protected int	terminal_clear_arrow(EditLine *, const Char *);
108  protected int	terminal_set_arrow(EditLine *, const Char *, keymacro_value_t *, int);
109  protected void	terminal_end(EditLine *);
110  protected void	terminal_get(EditLine *, const char **);
111  protected int	terminal_set(EditLine *, const char *);
112  protected int	terminal_settc(EditLine *, int, const Char **);
113  protected int	terminal_gettc(EditLine *, int, char **);
114  protected int	terminal_telltc(EditLine *, int, const Char **);
115  protected int	terminal_echotc(EditLine *, int, const Char **);
116  protected void	terminal_writec(EditLine *, Int);
117  protected int	terminal__putc(EditLine *, Int);
118  protected void	terminal__flush(EditLine *);
119  
120  /*
121   * Easy access macros
122   */
123  #define	EL_FLAGS	(el)->el_terminal.t_flags
124  
125  #define	EL_CAN_INSERT		(EL_FLAGS & TERM_CAN_INSERT)
126  #define	EL_CAN_DELETE		(EL_FLAGS & TERM_CAN_DELETE)
127  #define	EL_CAN_CEOL		(EL_FLAGS & TERM_CAN_CEOL)
128  #define	EL_CAN_TAB		(EL_FLAGS & TERM_CAN_TAB)
129  #define	EL_CAN_ME		(EL_FLAGS & TERM_CAN_ME)
130  #define EL_CAN_UP		(EL_FLAGS & TERM_CAN_UP)
131  #define	EL_HAS_META		(EL_FLAGS & TERM_HAS_META)
132  #define	EL_HAS_AUTO_MARGINS	(EL_FLAGS & TERM_HAS_AUTO_MARGINS)
133  #define	EL_HAS_MAGIC_MARGINS	(EL_FLAGS & TERM_HAS_MAGIC_MARGINS)
134  
135  #endif /* _h_el_terminal */
136