tmux/key-bindings.c
Nicholas Marriott 5ef5bd7c31 Add a "back to indentation" key in copy mode to move the cursor to the first
non-whitespace character. ^ with vi and M-m with emacs key bindings. Another
from Kalle Olavi Niemitalo, thanks.
2009-07-14 06:39:25 +00:00

251 lines
6.7 KiB
C

/* $Id: key-bindings.c,v 1.73 2009-07-14 06:39:25 nicm 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 <ctype.h>
#include <stdlib.h>
#include <string.h>
#include "tmux.h"
SPLAY_GENERATE(key_bindings, key_binding, entry, key_bindings_cmp);
struct key_bindings key_bindings;
struct key_bindings dead_key_bindings;
int
key_bindings_cmp(struct key_binding *bd1, struct key_binding *bd2)
{
return (bd1->key - bd2->key);
}
struct key_binding *
key_bindings_lookup(int key)
{
struct key_binding bd;
bd.key = key;
return (SPLAY_FIND(key_bindings, &key_bindings, &bd));
}
void
key_bindings_add(int key, int can_repeat, struct cmd_list *cmdlist)
{
struct key_binding *bd;
key_bindings_remove(key);
bd = xmalloc(sizeof *bd);
bd->key = key;
SPLAY_INSERT(key_bindings, &key_bindings, bd);
bd->can_repeat = can_repeat;
bd->cmdlist = cmdlist;
}
void
key_bindings_remove(int key)
{
struct key_binding *bd;
if ((bd = key_bindings_lookup(key)) == NULL)
return;
SPLAY_REMOVE(key_bindings, &key_bindings, bd);
SPLAY_INSERT(key_bindings, &dead_key_bindings, bd);
}
void
key_bindings_clean(void)
{
struct key_binding *bd;
while (!SPLAY_EMPTY(&dead_key_bindings)) {
bd = SPLAY_ROOT(&dead_key_bindings);
SPLAY_REMOVE(key_bindings, &dead_key_bindings, bd);
cmd_list_free(bd->cmdlist);
xfree(bd);
}
}
void
key_bindings_init(void)
{
static const struct {
int key;
int can_repeat;
const struct cmd_entry *entry;
} table[] = {
{ ' ', 0, &cmd_next_layout_entry },
{ '!', 0, &cmd_break_pane_entry },
{ '"', 0, &cmd_split_window_entry },
{ '#', 0, &cmd_list_buffers_entry },
{ '&', 0, &cmd_confirm_before_entry },
{ ',', 0, &cmd_command_prompt_entry },
{ '-', 0, &cmd_delete_buffer_entry },
{ '.', 0, &cmd_command_prompt_entry },
{ '0', 0, &cmd_select_window_entry },
{ '1', 0, &cmd_select_window_entry },
{ '2', 0, &cmd_select_window_entry },
{ '3', 0, &cmd_select_window_entry },
{ '4', 0, &cmd_select_window_entry },
{ '5', 0, &cmd_select_window_entry },
{ '6', 0, &cmd_select_window_entry },
{ '7', 0, &cmd_select_window_entry },
{ '8', 0, &cmd_select_window_entry },
{ '9', 0, &cmd_select_window_entry },
{ ':', 0, &cmd_command_prompt_entry },
{ '=', 0, &cmd_scroll_mode_entry },
{ '?', 0, &cmd_list_keys_entry },
{ '[', 0, &cmd_copy_mode_entry },
{ '\'', 0, &cmd_select_prompt_entry },
{ '\032', /* C-z */ 0, &cmd_suspend_client_entry },
{ ']', 0, &cmd_paste_buffer_entry },
{ 'c', 0, &cmd_new_window_entry },
{ 'd', 0, &cmd_detach_client_entry },
{ 'f', 0, &cmd_command_prompt_entry },
{ 'l', 0, &cmd_last_window_entry },
{ 'n', 0, &cmd_next_window_entry },
{ 'o', 0, &cmd_down_pane_entry },
{ 'p', 0, &cmd_previous_window_entry },
{ 'r', 0, &cmd_refresh_client_entry },
{ 's', 0, &cmd_choose_session_entry },
{ 't', 0, &cmd_clock_mode_entry },
{ 'w', 0, &cmd_choose_window_entry },
{ 'x', 0, &cmd_confirm_before_entry },
{ '{', 0, &cmd_swap_pane_entry },
{ '}', 0, &cmd_swap_pane_entry },
{ '\002', 0, &cmd_send_prefix_entry },
{ KEYC_ADDESC('0'), 0, &cmd_select_layout_entry },
{ KEYC_ADDESC('1'), 0, &cmd_select_layout_entry },
{ KEYC_ADDESC('2'), 0, &cmd_select_layout_entry },
{ KEYC_ADDESC('9'), 0, &cmd_select_layout_entry },
{ KEYC_ADDCTL(KEYC_DOWN), 1, &cmd_resize_pane_entry },
{ KEYC_PPAGE, 0, &cmd_scroll_mode_entry },
{ KEYC_ADDESC('n'), 0, &cmd_next_window_entry },
{ KEYC_ADDESC('p'), 0, &cmd_previous_window_entry },
{ KEYC_UP, 1, &cmd_up_pane_entry },
{ KEYC_DOWN, 1, &cmd_down_pane_entry },
{ KEYC_ADDESC(KEYC_UP), 1, &cmd_resize_pane_entry },
{ KEYC_ADDESC(KEYC_DOWN), 1, &cmd_resize_pane_entry },
{ KEYC_ADDCTL(KEYC_UP), 1, &cmd_resize_pane_entry },
{ KEYC_ADDCTL(KEYC_DOWN), 1, &cmd_resize_pane_entry },
{ KEYC_ADDESC('o'), 0, &cmd_rotate_window_entry },
{ '\017', 0, &cmd_rotate_window_entry },
};
u_int i;
struct cmd *cmd;
struct cmd_list *cmdlist;
SPLAY_INIT(&key_bindings);
for (i = 0; i < nitems(table); i++) {
cmdlist = xmalloc(sizeof *cmdlist);
TAILQ_INIT(cmdlist);
cmd = xmalloc(sizeof *cmd);
cmd->entry = table[i].entry;
cmd->data = NULL;
if (cmd->entry->init != NULL)
cmd->entry->init(cmd, table[i].key);
TAILQ_INSERT_HEAD(cmdlist, cmd, qentry);
key_bindings_add(table[i].key, table[i].can_repeat, cmdlist);
}
}
void
key_bindings_free(void)
{
struct key_binding *bd;
key_bindings_clean();
while (!SPLAY_EMPTY(&key_bindings)) {
bd = SPLAY_ROOT(&key_bindings);
SPLAY_REMOVE(key_bindings, &key_bindings, bd);
cmd_list_free(bd->cmdlist);
xfree(bd);
}
}
void printflike2
key_bindings_error(struct cmd_ctx *ctx, const char *fmt, ...)
{
va_list ap;
char *msg;
va_start(ap, fmt);
xvasprintf(&msg, fmt, ap);
va_end(ap);
*msg = toupper((u_char) *msg);
status_message_set(ctx->curclient, msg);
xfree(msg);
}
void printflike2
key_bindings_print(struct cmd_ctx *ctx, const char *fmt, ...)
{
struct winlink *wl = ctx->cursession->curw;
va_list ap;
if (wl->window->active->mode != &window_more_mode)
window_pane_reset_mode(wl->window->active);
window_pane_set_mode(wl->window->active, &window_more_mode);
va_start(ap, fmt);
window_more_vadd(wl->window->active, fmt, ap);
va_end(ap);
}
void printflike2
key_bindings_info(struct cmd_ctx *ctx, const char *fmt, ...)
{
va_list ap;
char *msg;
if (be_quiet)
return;
va_start(ap, fmt);
xvasprintf(&msg, fmt, ap);
va_end(ap);
*msg = toupper((u_char) *msg);
status_message_set(ctx->curclient, msg);
xfree(msg);
}
void
key_bindings_dispatch(struct key_binding *bd, struct client *c)
{
struct cmd_ctx ctx;
ctx.msgdata = NULL;
ctx.cursession = c->session;
ctx.curclient = c;
ctx.error = key_bindings_error;
ctx.print = key_bindings_print;
ctx.info = key_bindings_info;
ctx.cmdclient = NULL;
cmd_list_exec(bd->cmdlist, &ctx);
}