tmux/key-bindings.c
2015-04-25 18:49:01 +00:00

263 lines
6.8 KiB
C

/* $OpenBSD$ */
/*
* 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 <ctype.h>
#include <stdlib.h>
#include <string.h>
#include "tmux.h"
RB_GENERATE(key_bindings, key_binding, entry, key_bindings_cmp);
RB_GENERATE(key_tables, key_table, entry, key_table_cmp);
struct key_tables key_tables = RB_INITIALIZER(&key_tables);
int
key_table_cmp(struct key_table *e1, struct key_table *e2)
{
return (strcmp(e1->name, e2->name));
}
int
key_bindings_cmp(struct key_binding *bd1, struct key_binding *bd2)
{
return (bd1->key - bd2->key);
}
struct key_table *
key_bindings_get_table(const char *name, int create)
{
struct key_table table_find, *table;
table_find.name = name;
table = RB_FIND(key_tables, &key_tables, &table_find);
if (table != NULL || !create)
return (table);
table = xmalloc(sizeof *table);
table->name = xstrdup(name);
RB_INIT(&table->key_bindings);
table->references = 1; /* one reference in key_tables */
RB_INSERT(key_tables, &key_tables, table);
return (table);
}
void
key_bindings_unref_table(struct key_table *table)
{
struct key_binding *bd;
if (--table->references != 0)
return;
while (!RB_EMPTY(&table->key_bindings)) {
bd = RB_ROOT(&table->key_bindings);
RB_REMOVE(key_bindings, &table->key_bindings, bd);
cmd_list_free(bd->cmdlist);
free(bd);
}
free((void *)table->name);
free(table);
}
void
key_bindings_add(const char *name, int key, int can_repeat,
struct cmd_list *cmdlist)
{
struct key_table *table;
struct key_binding bd_find, *bd;
table = key_bindings_get_table(name, 1);
bd_find.key = key;
bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
if (bd != NULL) {
RB_REMOVE(key_bindings, &table->key_bindings, bd);
cmd_list_free(bd->cmdlist);
free(bd);
}
bd = xmalloc(sizeof *bd);
bd->key = key;
RB_INSERT(key_bindings, &table->key_bindings, bd);
bd->can_repeat = can_repeat;
bd->cmdlist = cmdlist;
}
void
key_bindings_remove(const char *name, int key)
{
struct key_table *table;
struct key_binding bd_find, *bd;
table = key_bindings_get_table(name, 0);
if (table == NULL)
return;
bd_find.key = key;
bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
if (bd == NULL)
return;
RB_REMOVE(key_bindings, &table->key_bindings, bd);
cmd_list_free(bd->cmdlist);
free(bd);
if (RB_EMPTY(&table->key_bindings)) {
RB_REMOVE(key_tables, &key_tables, table);
key_bindings_unref_table(table);
}
}
void
key_bindings_remove_table(const char *name)
{
struct key_table *table;
table = key_bindings_get_table(name, 0);
if (table != NULL) {
RB_REMOVE(key_tables, &key_tables, table);
key_bindings_unref_table(table);
}
}
void
key_bindings_init(void)
{
static const char *defaults[] = {
"bind C-b send-prefix",
"bind C-o rotate-window",
"bind C-z suspend-client",
"bind Space next-layout",
"bind ! break-pane",
"bind '\"' split-window",
"bind '#' list-buffers",
"bind '$' command-prompt -I'#S' \"rename-session '%%'\"",
"bind % split-window -h",
"bind & confirm-before -p\"kill-window #W? (y/n)\" kill-window",
"bind \"'\" command-prompt -pindex \"select-window -t ':%%'\"",
"bind ( switch-client -p",
"bind ) switch-client -n",
"bind , command-prompt -I'#W' \"rename-window '%%'\"",
"bind - delete-buffer",
"bind . command-prompt \"move-window -t '%%'\"",
"bind 0 select-window -t:0",
"bind 1 select-window -t:1",
"bind 2 select-window -t:2",
"bind 3 select-window -t:3",
"bind 4 select-window -t:4",
"bind 5 select-window -t:5",
"bind 6 select-window -t:6",
"bind 7 select-window -t:7",
"bind 8 select-window -t:8",
"bind 9 select-window -t:9",
"bind : command-prompt",
"bind \\; last-pane",
"bind = choose-buffer",
"bind ? list-keys",
"bind D choose-client",
"bind L switch-client -l",
"bind [ copy-mode",
"bind ] paste-buffer",
"bind c new-window",
"bind d detach-client",
"bind f command-prompt \"find-window '%%'\"",
"bind i display-message",
"bind l last-window",
"bind n next-window",
"bind o select-pane -t:.+",
"bind p previous-window",
"bind q display-panes",
"bind r refresh-client",
"bind s choose-tree",
"bind t clock-mode",
"bind w choose-window",
"bind x confirm-before -p\"kill-pane #P? (y/n)\" kill-pane",
"bind z resize-pane -Z",
"bind { swap-pane -U",
"bind } swap-pane -D",
"bind '~' show-messages",
"bind PPage copy-mode -u",
"bind -r Up select-pane -U",
"bind -r Down select-pane -D",
"bind -r Left select-pane -L",
"bind -r Right select-pane -R",
"bind M-1 select-layout even-horizontal",
"bind M-2 select-layout even-vertical",
"bind M-3 select-layout main-horizontal",
"bind M-4 select-layout main-vertical",
"bind M-5 select-layout tiled",
"bind M-n next-window -a",
"bind M-o rotate-window -D",
"bind M-p previous-window -a",
"bind -r M-Up resize-pane -U 5",
"bind -r M-Down resize-pane -D 5",
"bind -r M-Left resize-pane -L 5",
"bind -r M-Right resize-pane -R 5",
"bind -r C-Up resize-pane -U",
"bind -r C-Down resize-pane -D",
"bind -r C-Left resize-pane -L",
"bind -r C-Right resize-pane -R",
"bind -n MouseDown1Pane select-pane -t=\\; send-keys -M",
"bind -n MouseDrag1Border resize-pane -M",
"bind -n MouseDown1Status select-window -t=",
"bind -n MouseDrag1Pane if -Ft= '#{mouse_any_flag}' 'if -Ft= \"#{pane_in_mode}\" \"copy-mode -M\" \"send-keys -M\"' 'copy-mode -M'",
};
u_int i;
struct cmd_list *cmdlist;
char *cause;
int error;
struct cmd_q *cmdq;
cmdq = cmdq_new(NULL);
for (i = 0; i < nitems(defaults); i++) {
error = cmd_string_parse(defaults[i], &cmdlist,
"<default-keys>", i, &cause);
if (error != 0)
fatalx("bad default key");
cmdq_run(cmdq, cmdlist, NULL);
cmd_list_free (cmdlist);
}
cmdq_free(cmdq);
}
void
key_bindings_dispatch(struct key_binding *bd, struct client *c,
struct mouse_event *m)
{
struct cmd *cmd;
int readonly;
readonly = 1;
TAILQ_FOREACH(cmd, &bd->cmdlist->list, qentry) {
if (!(cmd->entry->flags & CMD_READONLY))
readonly = 0;
}
if (!readonly && (c->flags & CLIENT_READONLY)) {
cmdq_error(c->cmdq, "client is read-only");
return;
}
cmdq_run(c->cmdq, bd->cmdlist, m);
}