tmux/cmd-list-keys.c

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/* $OpenBSD$ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <string.h>
#include "tmux.h"
/*
* List key bindings.
*/
int cmd_list_keys_exec(struct cmd *, struct cmd_ctx *);
const struct cmd_entry cmd_list_keys_entry = {
"list-keys", "lsk",
"",
0, 0,
NULL,
NULL,
cmd_list_keys_exec,
NULL,
NULL,
NULL,
NULL
};
int
cmd_list_keys_exec(unused struct cmd *self, struct cmd_ctx *ctx)
{
struct key_binding *bd;
const char *key;
char tmp[BUFSIZ], keytmp[64];
int width, keywidth;
width = 0;
SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
if (key == NULL)
continue;
keywidth = strlen(key) + 1;
if (!(bd->key & KEYC_PREFIX))
keywidth += 2;
if (keywidth > width)
width = keywidth;
}
SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
if (key == NULL)
continue;
*tmp = '\0';
cmd_list_print(bd->cmdlist, tmp, sizeof tmp);
if (!(bd->key & KEYC_PREFIX)) {
xsnprintf(keytmp, sizeof keytmp, "[%s]", key);
key = keytmp;
}
ctx->print(ctx, "%*s: %s", width, key, tmp);
}
return (0);
}