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/* $Id: cmd-list-keys.c,v 1.25 2010/10/24 01:31:57 tcunha Exp $ */
/*
* 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 *);
int cmd_list_keys_table(struct cmd *, struct cmd_ctx *);
const struct cmd_entry cmd_list_keys_entry = {
"list-keys", "lsk",
"[-t key-table]",
0, "",
cmd_target_init,
cmd_target_parse,
cmd_list_keys_exec,
cmd_target_free,
cmd_target_print
};
int
cmd_list_keys_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_target_data *data = self->data;
struct key_binding *bd;
const char *key;
char tmp[BUFSIZ];
size_t used;
int width, keywidth;
if (data->target != NULL)
return (cmd_list_keys_table(self, ctx));
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;
used = xsnprintf(tmp, sizeof tmp, "%*s: ", width, key);
if (used >= sizeof tmp)
continue;
if (!(bd->key & KEYC_PREFIX)) {
used = strlcat(tmp, "(no prefix) ", sizeof tmp);
if (used >= sizeof tmp)
continue;
}
if (bd->can_repeat) {
used = strlcat(tmp, "(repeat) ", sizeof tmp);
if (used >= sizeof tmp)
continue;
}
cmd_list_print(bd->cmdlist, tmp + used, (sizeof tmp) - used);
ctx->print(ctx, "%s", tmp);
}
return (0);
}
int
cmd_list_keys_table(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_target_data *data = self->data;
const struct mode_key_table *mtab;
struct mode_key_binding *mbind;
const char *key, *cmdstr, *mode;
int width, keywidth;
if ((mtab = mode_key_findtable(data->target)) == NULL) {
ctx->error(ctx, "unknown key table: %s", data->target);
return (-1);
}
width = 0;
SPLAY_FOREACH(mbind, mode_key_tree, mtab->tree) {
key = key_string_lookup_key(mbind->key);
if (key == NULL)
continue;
keywidth = strlen(key) + 1;
if (keywidth > width)
width = keywidth;
}
SPLAY_FOREACH(mbind, mode_key_tree, mtab->tree) {
key = key_string_lookup_key(mbind->key);
if (key == NULL)
continue;
mode = "";
if (mbind->mode != 0)
mode = "(command mode) ";
cmdstr = mode_key_tostring(mtab->cmdstr, mbind->cmd);
if (cmdstr != NULL)
ctx->print(ctx, "%*s: %s%s", width, key, mode, cmdstr);
}
return (0);
}