xref: /openbsd/usr.bin/tmux/cmd-list-panes.c (revision 404b540a)
1 /* $OpenBSD: cmd-list-panes.c,v 1.2 2009/10/15 07:05:38 nicm 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 <unistd.h>
22 
23 #include "tmux.h"
24 
25 /*
26  * List panes on given window..
27  */
28 
29 int	cmd_list_panes_exec(struct cmd *, struct cmd_ctx *);
30 
31 const struct cmd_entry cmd_list_panes_entry = {
32 	"list-panes", "lsp",
33 	CMD_TARGET_WINDOW_USAGE,
34 	0, 0,
35 	cmd_target_init,
36 	cmd_target_parse,
37 	cmd_list_panes_exec,
38 	cmd_target_free,
39 	cmd_target_print
40 };
41 
42 int
43 cmd_list_panes_exec(struct cmd *self, struct cmd_ctx *ctx)
44 {
45 	struct cmd_target_data	*data = self->data;
46 	struct winlink		*wl;
47 	struct window_pane	*wp;
48 	struct grid		*gd;
49 	struct grid_line	*gl;
50 	u_int			 i, n;
51 	unsigned long long	 size;
52 
53 	if ((wl = cmd_find_window(ctx, data->target, NULL)) == NULL)
54 		return (-1);
55 
56 	n = 0;
57 	TAILQ_FOREACH(wp, &wl->window->panes, entry) {
58 		gd = wp->base.grid;
59 
60 		size = 0;
61 		for (i = 0; i < gd->hsize; i++) {
62 			gl = &gd->linedata[i];
63 			size += gl->cellsize * sizeof *gl->celldata;
64 			size += gl->utf8size * sizeof *gl->utf8data;
65 		}
66 		size += gd->hsize * sizeof *gd->linedata;
67 
68 		ctx->print(ctx, "%u: [%ux%u] [history %u/%u, %llu bytes]",
69 		    n, wp->sx, wp->sy, gd->hsize, gd->hlimit, size);
70 		n++;
71 	}
72 
73 	return (0);
74 }
75