tmate/cmd-choose-tree.c
2012-08-14 08:51:53 +00:00

247 lines
6.1 KiB
C

/* $OpenBSD$ */
/*
* Copyright (c) 2012 Thomas Adam <thomas@xteddy.org>
*
* 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"
#define CMD_CHOOSE_TREE_WINDOW_ACTION "select-window -t '%%'"
#define CMD_CHOOSE_TREE_SESSION_ACTION "switch-client -t '%%'"
/*
* Enter choice mode to choose a session and/or window.
*/
enum cmd_retval cmd_choose_tree_exec(struct cmd *, struct cmd_ctx *);
void cmd_choose_tree_callback(struct window_choose_data *);
void cmd_choose_tree_free(struct window_choose_data *);
const struct cmd_entry cmd_choose_tree_entry = {
"choose-tree", NULL,
"S:W:swb:c:t:", 0, 1,
"[-sw] [-b session-template] [-c window template] [-S format] " \
"[-W format] " CMD_TARGET_WINDOW_USAGE,
0,
NULL,
NULL,
cmd_choose_tree_exec
};
const struct cmd_entry cmd_choose_session_entry = {
"choose-session", NULL,
"F:t:", 0, 1,
CMD_TARGET_WINDOW_USAGE " [-F format] [template]",
0,
NULL,
NULL,
cmd_choose_tree_exec
};
const struct cmd_entry cmd_choose_window_entry = {
"choose-window", NULL,
"F:t:", 0, 1,
CMD_TARGET_WINDOW_USAGE "[-F format] [template]",
0,
NULL,
NULL,
cmd_choose_tree_exec
};
enum cmd_retval
cmd_choose_tree_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct winlink *wl, *wm;
struct session *s, *s2;
struct window_choose_data *wcd = NULL;
const char *ses_template, *win_template;
char *final_win_action, *final_win_template;
const char *ses_action, *win_action;
u_int cur_win, idx_ses, win_ses;
u_int wflag, sflag;
ses_template = win_template = NULL;
ses_action = win_action = NULL;
if (ctx->curclient == NULL) {
ctx->error(ctx, "must be run interactively");
return (CMD_RETURN_ERROR);
}
s = ctx->curclient->session;
if ((wl = cmd_find_window(ctx, args_get(args, 't'), NULL)) == NULL)
return (CMD_RETURN_ERROR);
if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
return (CMD_RETURN_NORMAL);
/* Sort out which command this is. */
wflag = sflag = 0;
if (self->entry == &cmd_choose_session_entry) {
sflag = 1;
if ((ses_template = args_get(args, 'F')) == NULL)
ses_template = CHOOSE_TREE_SESSION_TEMPLATE;
if (args->argc != 0)
ses_action = args->argv[0];
else
ses_action = CMD_CHOOSE_TREE_SESSION_ACTION;
} else if (self->entry == &cmd_choose_window_entry) {
wflag = 1;
if ((win_template = args_get(args, 'F')) == NULL)
win_template = CHOOSE_TREE_WINDOW_TEMPLATE;
if (args->argc != 0)
win_action = args->argv[0];
else
win_action = CMD_CHOOSE_TREE_WINDOW_ACTION;
} else {
wflag = args_has(args, 'w');
sflag = args_has(args, 's');
if ((ses_action = args_get(args, 'b')) == NULL)
ses_action = CMD_CHOOSE_TREE_SESSION_ACTION;
if ((win_action = args_get(args, 'c')) == NULL)
win_action = CMD_CHOOSE_TREE_WINDOW_ACTION;
if ((ses_template = args_get(args, 'S')) == NULL)
ses_template = CHOOSE_TREE_SESSION_TEMPLATE;
if ((win_template = args_get(args, 'W')) == NULL)
win_template = CHOOSE_TREE_WINDOW_TEMPLATE;
}
/*
* If not asking for windows and sessions, assume no "-ws" given and
* hence display the entire tree outright.
*/
if (!wflag && !sflag)
wflag = sflag = 1;
/*
* If we're drawing in tree mode, including sessions, then pad the
* window template, otherwise just render the windows as a flat list
* without any padding.
*/
if (wflag && sflag)
xasprintf(&final_win_template, " --> %s", win_template);
else if (wflag)
final_win_template = xstrdup(win_template);
else
final_win_template = NULL;
idx_ses = cur_win = -1;
RB_FOREACH(s2, sessions, &sessions) {
idx_ses++;
/*
* If we're just choosing windows, jump straight there. Note
* that this implies the current session, so only choose
* windows when the session matches this one.
*/
if (wflag && !sflag) {
if (s != s2)
continue;
goto windows_only;
}
wcd = window_choose_add_session(wl->window->active,
ctx, s2, ses_template, (char *)ses_action, idx_ses);
/* If we're just choosing sessions, skip choosing windows. */
if (sflag && !wflag) {
if (s == s2)
cur_win = idx_ses;
continue;
}
windows_only:
win_ses = -1;
RB_FOREACH(wm, winlinks, &s2->windows) {
win_ses++;
if (sflag && wflag)
idx_ses++;
if (wm == s2->curw && s == s2) {
if (wflag && !sflag) {
/*
* Then we're only counting windows.
* So remember which is the current
* window in the list.
*/
cur_win = win_ses;
} else
cur_win = idx_ses;
}
xasprintf(&final_win_action, "%s ; %s", win_action,
wcd ? wcd->command : "");
window_choose_add_window(wl->window->active,
ctx, s2, wm, final_win_template,
final_win_action, idx_ses);
free(final_win_action);
}
/*
* If we're just drawing windows, don't consider moving on to
* other sessions as we only list windows in this session.
*/
if (wflag && !sflag)
break;
}
free(final_win_template);
window_choose_ready(wl->window->active, cur_win,
cmd_choose_tree_callback, cmd_choose_tree_free);
return (CMD_RETURN_NORMAL);
}
void
cmd_choose_tree_callback(struct window_choose_data *cdata)
{
if (cdata == NULL)
return;
if (cdata->client->flags & CLIENT_DEAD)
return;
window_choose_ctx(cdata);
}
void
cmd_choose_tree_free(struct window_choose_data *cdata)
{
cdata->session->references--;
cdata->client->references--;
free(cdata->ft_template);
free(cdata->command);
format_free(cdata->ft);
free(cdata);
}