xref: /minix/external/bsd/tmux/dist/cmd-break-pane.c (revision 9f988b79)
1 /* $Id: cmd-break-pane.c,v 1.1.1.2 2011/08/17 18:40:04 jmmv Exp $ */
2 
3 /*
4  * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #include <sys/types.h>
20 
21 #include <stdlib.h>
22 
23 #include "tmux.h"
24 
25 /*
26  * Break pane off into a window.
27  */
28 
29 int	cmd_break_pane_exec(struct cmd *, struct cmd_ctx *);
30 
31 const struct cmd_entry cmd_break_pane_entry = {
32 	"break-pane", "breakp",
33 	"dt:", 0, 0,
34 	"[-d] " CMD_TARGET_PANE_USAGE,
35 	0,
36 	NULL,
37 	NULL,
38 	cmd_break_pane_exec
39 };
40 
41 int
42 cmd_break_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
43 {
44 	struct args		*args = self->args;
45 	struct winlink		*wl;
46 	struct session		*s;
47 	struct window_pane	*wp;
48 	struct window		*w;
49 	char			*cause;
50 	int			 base_idx;
51 
52 	if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
53 		return (-1);
54 
55 	if (window_count_panes(wl->window) == 1) {
56 		ctx->error(ctx, "can't break with only one pane");
57 		return (-1);
58 	}
59 
60 	w = wl->window;
61 	TAILQ_REMOVE(&w->panes, wp, entry);
62 	if (wp == w->active) {
63 		w->active = w->last;
64 		w->last = NULL;
65 		if (w->active == NULL) {
66 			w->active = TAILQ_PREV(wp, window_panes, entry);
67 			if (w->active == NULL)
68 				w->active = TAILQ_NEXT(wp, entry);
69 		}
70 	} else if (wp == w->last)
71 		w->last = NULL;
72 	layout_close_pane(wp);
73 
74 	w = wp->window = window_create1(s->sx, s->sy);
75 	TAILQ_INSERT_HEAD(&w->panes, wp, entry);
76 	w->active = wp;
77 	w->name = default_window_name(w);
78 	layout_init(w);
79 
80 	base_idx = options_get_number(&s->options, "base-index");
81 	wl = session_attach(s, w, -1 - base_idx, &cause); /* can't fail */
82 	if (!args_has(self->args, 'd'))
83 		session_select(s, wl->idx);
84 
85 	server_redraw_session(s);
86 	server_status_session_group(s);
87 
88 	return (0);
89 }
90