xref: /openbsd/usr.bin/tmux/cmd-refresh-client.c (revision 5af055cd)
1 /* $OpenBSD: cmd-refresh-client.c,v 1.19 2016/01/19 15:59:12 nicm Exp $ */
2 
3 /*
4  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
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 "tmux.h"
22 
23 /*
24  * Refresh client.
25  */
26 
27 enum cmd_retval	 cmd_refresh_client_exec(struct cmd *, struct cmd_q *);
28 
29 const struct cmd_entry cmd_refresh_client_entry = {
30 	.name = "refresh-client",
31 	.alias = "refresh",
32 
33 	.args = { "C:St:", 0, 0 },
34 	.usage = "[-S] [-C size] " CMD_TARGET_CLIENT_USAGE,
35 
36 	.tflag = CMD_CLIENT,
37 
38 	.flags = 0,
39 	.exec = cmd_refresh_client_exec
40 };
41 
42 enum cmd_retval
43 cmd_refresh_client_exec(struct cmd *self, struct cmd_q *cmdq)
44 {
45 	struct args	*args = self->args;
46 	struct client	*c = cmdq->state.c;
47 	const char	*size;
48 	u_int		 w, h;
49 
50 	if (args_has(args, 'C')) {
51 		if ((size = args_get(args, 'C')) == NULL) {
52 			cmdq_error(cmdq, "missing size");
53 			return (CMD_RETURN_ERROR);
54 		}
55 		if (sscanf(size, "%u,%u", &w, &h) != 2) {
56 			cmdq_error(cmdq, "bad size argument");
57 			return (CMD_RETURN_ERROR);
58 		}
59 		if (w < PANE_MINIMUM || w > 5000 ||
60 		    h < PANE_MINIMUM || h > 5000) {
61 			cmdq_error(cmdq, "size too small or too big");
62 			return (CMD_RETURN_ERROR);
63 		}
64 		if (!(c->flags & CLIENT_CONTROL)) {
65 			cmdq_error(cmdq, "not a control client");
66 			return (CMD_RETURN_ERROR);
67 		}
68 		if (tty_set_size(&c->tty, w, h))
69 			recalculate_sizes();
70 	} else if (args_has(args, 'S')) {
71 		c->flags |= CLIENT_STATUSFORCE;
72 		server_status_client(c);
73 	} else {
74 		c->flags |= CLIENT_STATUSFORCE;
75 		server_redraw_client(c);
76 	}
77 
78 	return (CMD_RETURN_NORMAL);
79 }
80