Permit multiple prefix keys to be defined, separated by commas, for example:

set -g prefix ^a,^b

Any key in the list acts as the prefix. The send-prefix command always sends
the first key in the list.
This commit is contained in:
Nicholas Marriott 2009-09-22 12:38:10 +00:00
parent 6fab9a3e6f
commit 96dd3e8eb9
9 changed files with 118 additions and 29 deletions

View File

@ -43,13 +43,13 @@ cmd_send_prefix_exec(struct cmd *self, struct cmd_ctx *ctx)
struct cmd_target_data *data = self->data;
struct session *s;
struct window_pane *wp;
int key;
struct keylist *keylist;
if (cmd_find_pane(ctx, data->target, &s, &wp) == NULL)
return (-1);
key = options_get_number(&s->options, "prefix");
window_pane_key(wp, ctx->curclient, key);
keylist = options_get_data(&s->options, "prefix");
window_pane_key(wp, ctx->curclient, ARRAY_FIRST(keylist));
return (0);
}

View File

@ -65,7 +65,7 @@ const struct set_option_entry set_option_table[] = {
{ "message-attr", SET_OPTION_ATTRIBUTES, 0, 0, NULL },
{ "message-bg", SET_OPTION_COLOUR, 0, 0, NULL },
{ "message-fg", SET_OPTION_COLOUR, 0, 0, NULL },
{ "prefix", SET_OPTION_KEY, 0, 0, NULL },
{ "prefix", SET_OPTION_KEYS, 0, 0, NULL },
{ "repeat-time", SET_OPTION_NUMBER, 0, SHRT_MAX, NULL },
{ "set-remain-on-exit", SET_OPTION_FLAG, 0, 0, NULL },
{ "set-titles", SET_OPTION_FLAG, 0, 0, NULL },
@ -162,8 +162,8 @@ cmd_set_option_exec(struct cmd *self, struct cmd_ctx *ctx)
case SET_OPTION_NUMBER:
set_option_number(ctx, oo, entry, data->arg2);
break;
case SET_OPTION_KEY:
set_option_key(ctx, oo, entry, data->arg2);
case SET_OPTION_KEYS:
set_option_keys(ctx, oo, entry, data->arg2);
break;
case SET_OPTION_COLOUR:
set_option_colour(ctx, oo, entry, data->arg2);

View File

@ -140,8 +140,8 @@ cmd_set_window_option_exec(struct cmd *self, struct cmd_ctx *ctx)
case SET_OPTION_NUMBER:
set_option_number(ctx, oo, entry, data->arg2);
break;
case SET_OPTION_KEY:
set_option_key(ctx, oo, entry, data->arg2);
case SET_OPTION_KEYS:
set_option_keys(ctx, oo, entry, data->arg2);
break;
case SET_OPTION_COLOUR:
set_option_colour(ctx, oo, entry, data->arg2);

View File

@ -28,6 +28,8 @@ set_option_print(const struct set_option_entry *entry, struct options_entry *o)
{
static char out[BUFSIZ];
const char *s;
struct keylist *keylist;
u_int i;
*out = '\0';
switch (entry->type) {
@ -37,9 +39,14 @@ set_option_print(const struct set_option_entry *entry, struct options_entry *o)
case SET_OPTION_NUMBER:
xsnprintf(out, sizeof out, "%lld", o->num);
break;
case SET_OPTION_KEY:
s = key_string_lookup_key(o->num);
xsnprintf(out, sizeof out, "%s", s);
case SET_OPTION_KEYS:
keylist = o->data;
for (i = 0; i < ARRAY_LENGTH(keylist); i++) {
strlcat(out, key_string_lookup_key(
ARRAY_ITEM(keylist, i)), sizeof out);
if (i != ARRAY_LENGTH(keylist) - 1)
strlcat(out, ",", sizeof out);
}
break;
case SET_OPTION_COLOUR:
s = colour_tostring(o->num);
@ -114,23 +121,35 @@ set_option_number(struct cmd_ctx *ctx, struct options *oo,
}
void
set_option_key(struct cmd_ctx *ctx, struct options *oo,
set_option_keys(struct cmd_ctx *ctx, struct options *oo,
const struct set_option_entry *entry, char *value)
{
struct options_entry *o;
int key;
struct keylist *keylist;
char *copyvalue, *ptr, *str;
int key;
if (value == NULL) {
ctx->error(ctx, "empty value");
return;
}
if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
ctx->error(ctx, "unknown key: %s", value);
return;
}
keylist = xmalloc(sizeof *keylist);
ARRAY_INIT(keylist);
o = options_set_number(oo, entry->name, key);
ptr = copyvalue = xstrdup(value);
while ((str = strsep(&ptr, ",")) != NULL) {
if ((key = key_string_lookup_string(str)) == KEYC_NONE) {
xfree(keylist);
ctx->error(ctx, "unknown key: %s", str);
xfree(copyvalue);
return;
}
ARRAY_ADD(keylist, key);
}
xfree(copyvalue);
o = options_set_data(oo, entry->name, keylist, xfree);
ctx->info(
ctx, "set option: %s -> %s", o->name, set_option_print(entry, o));
}

View File

@ -54,6 +54,8 @@ options_free(struct options *oo)
xfree(o->name);
if (o->type == OPTIONS_STRING)
xfree(o->str);
else if (o->type == OPTIONS_DATA)
o->freefn(o->data);
xfree(o);
}
}
@ -95,6 +97,8 @@ options_remove(struct options *oo, const char *name)
xfree(o->name);
if (o->type == OPTIONS_STRING)
xfree(o->str);
else if (o->type == OPTIONS_DATA)
o->freefn(o->data);
xfree(o);
}
@ -110,6 +114,8 @@ options_set_string(struct options *oo, const char *name, const char *fmt, ...)
SPLAY_INSERT(options_tree, &oo->tree, o);
} else if (o->type == OPTIONS_STRING)
xfree(o->str);
else if (o->type == OPTIONS_DATA)
o->freefn(o->data);
va_start(ap, fmt);
o->type = OPTIONS_STRING;
@ -141,6 +147,8 @@ options_set_number(struct options *oo, const char *name, long long value)
SPLAY_INSERT(options_tree, &oo->tree, o);
} else if (o->type == OPTIONS_STRING)
xfree(o->str);
else if (o->type == OPTIONS_DATA)
o->freefn(o->data);
o->type = OPTIONS_NUMBER;
o->num = value;
@ -158,3 +166,36 @@ options_get_number(struct options *oo, const char *name)
fatalx("option not a number");
return (o->num);
}
struct options_entry *
options_set_data(
struct options *oo, const char *name, void *value, void (*freefn)(void *))
{
struct options_entry *o;
if ((o = options_find1(oo, name)) == NULL) {
o = xmalloc(sizeof *o);
o->name = xstrdup(name);
SPLAY_INSERT(options_tree, &oo->tree, o);
} else if (o->type == OPTIONS_STRING)
xfree(o->str);
else if (o->type == OPTIONS_DATA)
o->freefn(o->data);
o->type = OPTIONS_DATA;
o->data = value;
o->freefn = freefn;
return (o);
}
void *
options_get_data(struct options *oo, const char *name)
{
struct options_entry *o;
if ((o = options_find(oo, name)) == NULL)
fatalx("missing option");
if (o->type != OPTIONS_DATA)
fatalx("option not data");
return (o->data);
}

View File

@ -798,8 +798,9 @@ server_handle_client(struct client *c)
struct screen *s;
struct timeval tv;
struct key_binding *bd;
int key, prefix, status, xtimeout;
int mode;
struct keylist *keylist;
int key, status, xtimeout, mode, isprefix;
u_int i;
u_char mouse[3];
xtimeout = options_get_number(&c->session->options, "repeat-time");
@ -811,7 +812,7 @@ server_handle_client(struct client *c)
}
/* Process keys. */
prefix = options_get_number(&c->session->options, "prefix");
keylist = options_get_data(&c->session->options, "prefix");
while (tty_keys_next(&c->tty, &key, mouse) == 0) {
server_activity = time(NULL);
@ -844,9 +845,18 @@ server_handle_client(struct client *c)
continue;
}
/* Is this a prefix key? */
isprefix = 0;
for (i = 0; i < ARRAY_LENGTH(keylist); i++) {
if (key == ARRAY_ITEM(keylist, i)) {
isprefix = 1;
break;
}
}
/* No previous prefix key. */
if (!(c->flags & CLIENT_PREFIX)) {
if (key == prefix)
if (isprefix)
c->flags |= CLIENT_PREFIX;
else {
/* Try as a non-prefix key binding. */
@ -864,7 +874,7 @@ server_handle_client(struct client *c)
/* If repeating, treat this as a key, else ignore. */
if (c->flags & CLIENT_REPEAT) {
c->flags &= ~CLIENT_REPEAT;
if (key == prefix)
if (isprefix)
c->flags |= CLIENT_PREFIX;
else
window_pane_key(wp, c, key);
@ -875,7 +885,7 @@ server_handle_client(struct client *c)
/* If already repeating, but this key can't repeat, skip it. */
if (c->flags & CLIENT_REPEAT && !bd->can_repeat) {
c->flags &= ~CLIENT_REPEAT;
if (key == prefix)
if (isprefix)
c->flags |= CLIENT_PREFIX;
else
window_pane_key(wp, c, key);

8
tmux.1
View File

@ -1048,6 +1048,7 @@ characters.
All arguments are sent sequentially from first to last.
.It Ic send-prefix Op Fl t Ar target-pane
Send the prefix key to a window as if it was pressed.
If multiple prefix keys are configured, only the first is sent.
.It Xo Ic unbind-key
.Op Fl cn
.Op Fl t Ar key-table
@ -1258,8 +1259,11 @@ from the 256-colour palette, or
.Ic default .
.It Ic message-fg Ar colour
Set status line message foreground colour.
.It Ic prefix Ar key
Set the current prefix key.
.It Ic prefix Ar keys
Set the keys accepted as a prefix key.
.Ar keys
is a comma-separated list of key names, each of which individually behave as
the prefix key.
.It Ic repeat-time Ar time
Allow multiple commands to be entered without pressing the prefix-key again
in the specified

7
tmux.c
View File

@ -309,6 +309,7 @@ main(int argc, char **argv)
enum msgtype msg;
struct passwd *pw;
struct options *so, *wo;
struct keylist *keylist;
char *s, *path, *label, *home, *cause, **var;
char cwd[MAXPATHLEN];
void *buf;
@ -409,7 +410,6 @@ main(int argc, char **argv)
options_set_number(so, "message-attr", 0);
options_set_number(so, "message-bg", 3);
options_set_number(so, "message-fg", 0);
options_set_number(so, "prefix", '\002');
options_set_number(so, "repeat-time", 500);
options_set_number(so, "set-remain-on-exit", 0);
options_set_number(so, "set-titles", 0);
@ -439,6 +439,11 @@ main(int argc, char **argv)
options_set_number(so, "visual-bell", 0);
options_set_number(so, "visual-content", 0);
keylist = xmalloc(sizeof *keylist);
ARRAY_INIT(keylist);
ARRAY_ADD(keylist, '\002');
options_set_data(so, "prefix", keylist, xfree);
options_init(&global_w_options, NULL);
wo = &global_w_options;
options_set_number(wo, "aggressive-resize", 0);

14
tmux.h
View File

@ -544,10 +544,14 @@ struct options_entry {
enum {
OPTIONS_STRING,
OPTIONS_NUMBER,
OPTIONS_DATA,
} type;
char *str;
long long num;
void *data;
void (*freefn)(void *);
SPLAY_ENTRY(options_entry) entry;
};
@ -557,6 +561,9 @@ struct options {
struct options *parent;
};
/* Key list for prefix option. */
ARRAY_DECL(keylist, int);
/* Screen selection. */
struct screen_sel {
int flag;
@ -1085,7 +1092,7 @@ struct set_option_entry {
enum {
SET_OPTION_STRING,
SET_OPTION_NUMBER,
SET_OPTION_KEY,
SET_OPTION_KEYS,
SET_OPTION_COLOUR,
SET_OPTION_ATTRIBUTES,
SET_OPTION_FLAG,
@ -1165,6 +1172,9 @@ char *options_get_string(struct options *, const char *);
struct options_entry *options_set_number(
struct options *, const char *, long long);
long long options_get_number(struct options *, const char *);
struct options_entry *options_set_data(
struct options *, const char *, void *, void (*)(void *));
void *options_get_data(struct options *, const char *);
/* environ.c */
int environ_cmp(struct environ_entry *, struct environ_entry *);
@ -1245,7 +1255,7 @@ void set_option_string(struct cmd_ctx *,
struct options *, const struct set_option_entry *, char *, int);
void set_option_number(struct cmd_ctx *,
struct options *, const struct set_option_entry *, char *);
void set_option_key(struct cmd_ctx *,
void set_option_keys(struct cmd_ctx *,
struct options *, const struct set_option_entry *, char *);
void set_option_colour(struct cmd_ctx *,
struct options *, const struct set_option_entry *, char *);