Annotation of src/usr.bin/tmux/cmd-list-keys.c, Revision 1.15
1.15 ! nicm 1: /* $OpenBSD: cmd-list-keys.c,v 1.14 2011/07/04 00:31:57 nicm Exp $ */
1.1 nicm 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:
1.3 nicm 21: #include <string.h>
22:
1.1 nicm 23: #include "tmux.h"
24:
25: /*
26: * List key bindings.
27: */
28:
29: int cmd_list_keys_exec(struct cmd *, struct cmd_ctx *);
30:
1.6 nicm 31: int cmd_list_keys_table(struct cmd *, struct cmd_ctx *);
32:
1.1 nicm 33: const struct cmd_entry cmd_list_keys_entry = {
34: "list-keys", "lsk",
1.13 nicm 35: "t:", 0, 0,
1.6 nicm 36: "[-t key-table]",
1.13 nicm 37: 0,
38: NULL,
39: NULL,
40: cmd_list_keys_exec
1.1 nicm 41: };
42:
43: int
1.6 nicm 44: cmd_list_keys_exec(struct cmd *self, struct cmd_ctx *ctx)
1.1 nicm 45: {
1.13 nicm 46: struct args *args = self->args;
1.1 nicm 47: struct key_binding *bd;
48: const char *key;
1.14 nicm 49: char tmp[BUFSIZ], flags[8];
1.8 nicm 50: size_t used;
1.4 nicm 51: int width, keywidth;
1.3 nicm 52:
1.13 nicm 53: if (args_has(args, 't'))
1.6 nicm 54: return (cmd_list_keys_table(self, ctx));
55:
1.3 nicm 56: width = 0;
1.15 ! nicm 57: *flags = '\0';
! 58:
1.3 nicm 59: SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
1.4 nicm 60: key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
61: if (key == NULL)
1.3 nicm 62: continue;
63:
1.14 nicm 64: keywidth = strlen(key);
65: if (!(bd->key & KEYC_PREFIX)) {
66: if (bd->can_repeat)
67: keywidth += 4;
68: else
69: keywidth += 3;
70: } else if (bd->can_repeat)
71: keywidth += 3;
1.3 nicm 72: if (keywidth > width)
73: width = keywidth;
74: }
75:
1.1 nicm 76: SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
1.4 nicm 77: key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
78: if (key == NULL)
1.1 nicm 79: continue;
1.14 nicm 80:
81: if (!(bd->key & KEYC_PREFIX)) {
82: if (bd->can_repeat)
83: xsnprintf(flags, sizeof flags, "-rn ");
84: else
85: xsnprintf(flags, sizeof flags, "-n ");
86: } else if (bd->can_repeat)
87: xsnprintf(flags, sizeof flags, "-r ");
88:
89: used = xsnprintf(tmp, sizeof tmp, "%s%*s ",
90: flags, (int) (width - strlen(flags)), key);
1.8 nicm 91: if (used >= sizeof tmp)
92: continue;
1.1 nicm 93:
1.8 nicm 94: cmd_list_print(bd->cmdlist, tmp + used, (sizeof tmp) - used);
1.14 nicm 95: ctx->print(ctx, "bind-key %s", tmp);
1.6 nicm 96: }
97:
98: return (0);
99: }
100:
101: int
102: cmd_list_keys_table(struct cmd *self, struct cmd_ctx *ctx)
103: {
1.13 nicm 104: struct args *args = self->args;
105: const char *tablename;
1.6 nicm 106: const struct mode_key_table *mtab;
107: struct mode_key_binding *mbind;
108: const char *key, *cmdstr, *mode;
1.14 nicm 109: int width, keywidth, any_mode;
1.6 nicm 110:
1.13 nicm 111: tablename = args_get(args, 't');
112: if ((mtab = mode_key_findtable(tablename)) == NULL) {
113: ctx->error(ctx, "unknown key table: %s", tablename);
1.6 nicm 114: return (-1);
115: }
116:
117: width = 0;
1.14 nicm 118: any_mode = 0;
1.6 nicm 119: SPLAY_FOREACH(mbind, mode_key_tree, mtab->tree) {
120: key = key_string_lookup_key(mbind->key);
121: if (key == NULL)
122: continue;
123:
1.14 nicm 124: if (mbind->mode != 0)
125: any_mode = 1;
126:
127: keywidth = strlen(key);
1.6 nicm 128: if (keywidth > width)
129: width = keywidth;
130: }
131:
132: SPLAY_FOREACH(mbind, mode_key_tree, mtab->tree) {
133: key = key_string_lookup_key(mbind->key);
134: if (key == NULL)
135: continue;
136:
137: mode = "";
138: if (mbind->mode != 0)
1.14 nicm 139: mode = "c";
1.6 nicm 140: cmdstr = mode_key_tostring(mtab->cmdstr, mbind->cmd);
1.14 nicm 141: if (cmdstr != NULL) {
142: ctx->print(ctx, "bind-key -%st %s%s %*s %s",
143: mode, any_mode && *mode == '\0' ? " " : "",
144: mtab->name, (int) width, key, cmdstr);
145: }
1.1 nicm 146: }
147:
148: return (0);
149: }
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