tmux/cmd-list-keys.c
Tiago Cunha bc8d09ef84 Sync OpenBSD patchset 930:
Change the list-keys format so that it shows the keys using actual tmux
commands which should be able to be directly copied into the config
file. From Markus Schnalke, tweaked by me.
2011-07-04 08:26:41 +00:00

148 lines
3.5 KiB
C

/* $Id$ */
/*
* 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:", 0, 0,
"[-t key-table]",
0,
NULL,
NULL,
cmd_list_keys_exec
};
int
cmd_list_keys_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct key_binding *bd;
const char *key;
char tmp[BUFSIZ], flags[8];
size_t used;
int width, keywidth;
if (args_has(args, 't'))
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);
if (!(bd->key & KEYC_PREFIX)) {
if (bd->can_repeat)
keywidth += 4;
else
keywidth += 3;
} else if (bd->can_repeat)
keywidth += 3;
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;
if (!(bd->key & KEYC_PREFIX)) {
if (bd->can_repeat)
xsnprintf(flags, sizeof flags, "-rn ");
else
xsnprintf(flags, sizeof flags, "-n ");
} else if (bd->can_repeat)
xsnprintf(flags, sizeof flags, "-r ");
used = xsnprintf(tmp, sizeof tmp, "%s%*s ",
flags, (int) (width - strlen(flags)), key);
if (used >= sizeof tmp)
continue;
cmd_list_print(bd->cmdlist, tmp + used, (sizeof tmp) - used);
ctx->print(ctx, "bind-key %s", tmp);
}
return (0);
}
int
cmd_list_keys_table(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
const char *tablename;
const struct mode_key_table *mtab;
struct mode_key_binding *mbind;
const char *key, *cmdstr, *mode;
int width, keywidth, any_mode;
tablename = args_get(args, 't');
if ((mtab = mode_key_findtable(tablename)) == NULL) {
ctx->error(ctx, "unknown key table: %s", tablename);
return (-1);
}
width = 0;
any_mode = 0;
SPLAY_FOREACH(mbind, mode_key_tree, mtab->tree) {
key = key_string_lookup_key(mbind->key);
if (key == NULL)
continue;
if (mbind->mode != 0)
any_mode = 1;
keywidth = strlen(key);
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 = "c";
cmdstr = mode_key_tostring(mtab->cmdstr, mbind->cmd);
if (cmdstr != NULL) {
ctx->print(ctx, "bind-key -%st %s%s %*s %s",
mode, any_mode && *mode == '\0' ? " " : "",
mtab->name, (int) width, key, cmdstr);
}
}
return (0);
}