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Annotation of src/usr.bin/tmux/cmd-list-keys.c, Revision 1.5

1.5     ! nicm        1: /* $OpenBSD: cmd-list-keys.c,v 1.4 2009/07/24 14:52:47 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:
                     31: const struct cmd_entry cmd_list_keys_entry = {
                     32:        "list-keys", "lsk",
                     33:        "",
1.2       nicm       34:        0, 0,
1.1       nicm       35:        NULL,
                     36:        NULL,
                     37:        cmd_list_keys_exec,
                     38:        NULL,
                     39:        NULL
                     40: };
                     41:
                     42: int
                     43: cmd_list_keys_exec(unused struct cmd *self, struct cmd_ctx *ctx)
                     44: {
                     45:        struct key_binding      *bd;
                     46:        const char              *key;
1.4       nicm       47:        char                     tmp[BUFSIZ], keytmp[64];
                     48:        int                      width, keywidth;
1.3       nicm       49:
                     50:        width = 0;
                     51:        SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
1.4       nicm       52:                key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
                     53:                if (key == NULL)
1.3       nicm       54:                        continue;
                     55:
                     56:                keywidth = strlen(key) + 1;
1.4       nicm       57:                if (!(bd->key & KEYC_PREFIX))
                     58:                        keywidth += 2;
1.3       nicm       59:                if (keywidth > width)
                     60:                        width = keywidth;
                     61:        }
                     62:
1.1       nicm       63:        SPLAY_FOREACH(bd, key_bindings, &key_bindings) {
1.4       nicm       64:                key = key_string_lookup_key(bd->key & ~KEYC_PREFIX);
                     65:                if (key == NULL)
1.1       nicm       66:                        continue;
                     67:
                     68:                *tmp = '\0';
                     69:                cmd_list_print(bd->cmdlist, tmp, sizeof tmp);
1.4       nicm       70:                if (!(bd->key & KEYC_PREFIX)) {
                     71:                        xsnprintf(keytmp, sizeof keytmp, "[%s]", key);
                     72:                        key = keytmp;
                     73:                }
1.3       nicm       74:                ctx->print(ctx, "%*s: %s", width, key, tmp);
1.1       nicm       75:        }
                     76:
                     77:        return (0);
                     78: }