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8fade26 Imported Upstream version 1.1
Karl Ferdinand Ebert authored Nov 22, 2009
1 /* $Id: cmd-list-keys.c,v 1.20 2009/07/28 23:19:06 tcunha 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 * List key bindings.
27 */
28
29 int cmd_list_keys_exec(struct cmd *, struct cmd_ctx *);
30
31 int cmd_list_keys_table(struct cmd *, struct cmd_ctx *);
32
33 const struct cmd_entry cmd_list_keys_entry = {
34 "list-keys", "lsk",
35 "[-t key-table]",
36 0, 0,
37 cmd_target_init,
38 cmd_target_parse,
39 cmd_list_keys_exec,
40 cmd_target_free,
41 cmd_target_print
42 };
43
44 int
45 cmd_list_keys_exec(struct cmd *self, struct cmd_ctx *ctx)
46 {
47 struct cmd_target_data *data = self->data;
48 struct key_binding *bd;
49 const char *key;
50 char tmp[BUFSIZ], keytmp[64];
51 int width, keywidth;
52
53 if (data->target != NULL)
54 return (cmd_list_keys_table(self, ctx));
55
56 width = 0;
57 SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
58 key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
59 if (key == NULL)
60 continue;
61
62 keywidth = strlen(key) + 1;
63 if (!(bd->key & KEYC_PREFIX))
64 keywidth += 2;
65 if (keywidth > width)
66 width = keywidth;
67 }
68
69 SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
70 key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
71 if (key == NULL)
72 continue;
73
74 *tmp = '\0';
75 cmd_list_print(bd->cmdlist, tmp, sizeof tmp);
76 if (!(bd->key & KEYC_PREFIX)) {
77 xsnprintf(keytmp, sizeof keytmp, "[%s]", key);
78 key = keytmp;
79 }
80 ctx->print(ctx, "%*s: %s", width, key, tmp);
81 }
82
83 return (0);
84 }
85
86 int
87 cmd_list_keys_table(struct cmd *self, struct cmd_ctx *ctx)
88 {
89 struct cmd_target_data *data = self->data;
90 const struct mode_key_table *mtab;
91 struct mode_key_binding *mbind;
92 const char *key, *cmdstr, *mode;
93 int width, keywidth;
94
95 if ((mtab = mode_key_findtable(data->target)) == NULL) {
96 ctx->error(ctx, "unknown key table: %s", data->target);
97 return (-1);
98 }
99
100 width = 0;
101 SPLAY_FOREACH(mbind, mode_key_tree, mtab->tree) {
102 key = key_string_lookup_key(mbind->key);
103 if (key == NULL)
104 continue;
105
106 keywidth = strlen(key) + 1;
107 if (keywidth > width)
108 width = keywidth;
109 }
110
111 SPLAY_FOREACH(mbind, mode_key_tree, mtab->tree) {
112 key = key_string_lookup_key(mbind->key);
113 if (key == NULL)
114 continue;
115
116 mode = "";
117 if (mbind->mode != 0)
118 mode = "(command mode) ";
119 cmdstr = mode_key_tostring(mtab->cmdstr, mbind->cmd);
120 if (cmdstr != NULL)
121 ctx->print(ctx, "%*s: %s%s", width, key, mode, cmdstr);
122 }
123
124 return (0);
125 }
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