1/* $Id: cmd-bind-key.c,v 1.1.1.2 2011/08/17 18:40:03 jmmv Exp $ */
2
3/*
4 * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19#include <sys/types.h>
20
21#include <string.h>
22
23#include "tmux.h"
24
25/*
26 * Bind a key to a command, this recurses through cmd_*.
27 */
28
29int	cmd_bind_key_check(struct args *);
30int	cmd_bind_key_exec(struct cmd *, struct cmd_ctx *);
31
32int	cmd_bind_key_table(struct cmd *, struct cmd_ctx *, int);
33
34const struct cmd_entry cmd_bind_key_entry = {
35	"bind-key", "bind",
36	"cnrt:", 1, -1,
37	"[-cnr] [-t key-table] key command [arguments]",
38	0,
39	NULL,
40	cmd_bind_key_check,
41	cmd_bind_key_exec
42};
43
44int
45cmd_bind_key_check(struct args *args)
46{
47	if (args_has(args, 't')) {
48		if (args->argc != 2)
49			return (-1);
50	} else {
51		if (args->argc < 2)
52			return (-1);
53	}
54	return (0);
55}
56
57int
58cmd_bind_key_exec(struct cmd *self, struct cmd_ctx *ctx)
59{
60	struct args	*args = self->args;
61	char		*cause;
62	struct cmd_list	*cmdlist;
63	int		 key;
64
65	key = key_string_lookup_string(args->argv[0]);
66	if (key == KEYC_NONE) {
67		ctx->error(ctx, "unknown key: %s", args->argv[0]);
68		return (-1);
69	}
70
71	if (args_has(args, 't'))
72		return (cmd_bind_key_table(self, ctx, key));
73
74	cmdlist = cmd_list_parse(args->argc - 1, args->argv + 1, &cause);
75	if (cmdlist == NULL) {
76		ctx->error(ctx, "%s", cause);
77		xfree(cause);
78		return (-1);
79	}
80
81	if (!args_has(args, 'n'))
82	    key |= KEYC_PREFIX;
83	key_bindings_add(key, args_has(args, 'r'), cmdlist);
84	return (0);
85}
86
87int
88cmd_bind_key_table(struct cmd *self, struct cmd_ctx *ctx, int key)
89{
90	struct args			*args = self->args;
91	const char			*tablename;
92	const struct mode_key_table	*mtab;
93	struct mode_key_binding		*mbind, mtmp;
94	enum mode_key_cmd		 cmd;
95
96	tablename = args_get(args, 't');
97	if ((mtab = mode_key_findtable(tablename)) == NULL) {
98		ctx->error(ctx, "unknown key table: %s", tablename);
99		return (-1);
100	}
101
102	cmd = mode_key_fromstring(mtab->cmdstr, args->argv[1]);
103	if (cmd == MODEKEY_NONE) {
104		ctx->error(ctx, "unknown command: %s", args->argv[1]);
105		return (-1);
106	}
107
108	mtmp.key = key;
109	mtmp.mode = !!args_has(args, 'c');
110	if ((mbind = SPLAY_FIND(mode_key_tree, mtab->tree, &mtmp)) != NULL) {
111		mbind->cmd = cmd;
112		return (0);
113	}
114	mbind = xmalloc(sizeof *mbind);
115	mbind->key = mtmp.key;
116	mbind->mode = mtmp.mode;
117	mbind->cmd = cmd;
118	SPLAY_INSERT(mode_key_tree, mtab->tree, mbind);
119	return (0);
120}
121