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/* $OpenBSD: cmd-split-window.c,v 1.40 2013/03/24 09:54:10 nicm Exp $ */
/*
* Copyright (c) 2009 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 <paths.h>
#include <stdlib.h>
#include <unistd.h>
#include "tmux.h"
/*
* Split a window (add a new pane).
*/
void cmd_split_window_key_binding(struct cmd *, int);
enum cmd_retval cmd_split_window_exec(struct cmd *, struct cmd_q *);
const struct cmd_entry cmd_split_window_entry = {
"split-window", "splitw",
"c:dF:l:hp:Pt:v", 0, 1,
"[-dhvP] [-c start-directory] [-F format] [-p percentage|-l size] "
CMD_TARGET_PANE_USAGE " [command]",
0,
cmd_split_window_key_binding,
NULL,
cmd_split_window_exec
};
void
cmd_split_window_key_binding(struct cmd *self, int key)
{
self->args = args_create(0);
if (key == '%')
args_set(self->args, 'h', NULL);
}
enum cmd_retval
cmd_split_window_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
const char *cmd, *cwd, *shell, *prefix;
char *cause, *new_cause, *cmd1;
u_int hlimit;
int size, percentage;
enum layout_type type;
struct layout_cell *lc;
const char *template;
struct client *c;
struct format_tree *ft;
char *cp;
if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
return (CMD_RETURN_ERROR);
w = wl->window;
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
cwd = cmd_get_default_path(cmdq, args_get(args, 'c'));
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 'l')) {
size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "size %s", cause);
free(cause);
cause = new_cause;
goto error;
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "percentage %s", cause);
free(cause);
cause = new_cause;
goto error;
}
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * percentage) / 100;
else
size = (wp->sx * percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size, 0)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (*cmd != '\0') {
prefix = options_get_string(&w->options, "command-prefix");
xasprintf(&cmd1, "%s%s", prefix, cmd);
} else
cmd1 = xstrdup("");
if (window_pane_spawn(new_wp, cmd1, shell, cwd, &env, s->tio,
&cause) != 0) {
free(cmd1);
goto error;
}
free(cmd1);
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!args_has(args, 'd')) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
template = SPLIT_WINDOW_TEMPLATE;
ft = format_create();
if ((c = cmd_find_client(cmdq, NULL, 1)) != NULL)
format_client(ft, c);
format_session(ft, s);
format_winlink(ft, s, wl);
format_window_pane(ft, new_wp);
cp = format_expand(ft, template);
cmdq_print(cmdq, "%s", cp);
free(cp);
format_free(ft);
}
notify_window_layout_changed(w);
return (CMD_RETURN_NORMAL);
error:
environ_free(&env);
if (new_wp != NULL)
window_remove_pane(w, new_wp);
cmdq_error(cmdq, "create pane failed: %s", cause);
free(cause);
return (CMD_RETURN_ERROR);
}
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