1/* $OpenBSD$ */
2
3/*
4 * Copyright (c) 2009 Tiago Cunha <[email protected]>
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#include <time.h>
23
24#include "tmux.h"
25
26/*
27 * Displays a message in the status line.
28 */
29
30#define DISPLAY_MESSAGE_TEMPLATE \
31 "[#{session_name}] #{window_index}:" \
32 "#{window_name}, current pane #{pane_index} " \
33 "- (%H:%M %d-%b-%y)"
34
35static enum cmd_retval cmd_display_message_exec(struct cmd *,
36 struct cmdq_item *);
37
38const struct cmd_entry cmd_display_message_entry = {
39 .name = "display-message",
40 .alias = "display",
41
42 .args = { "ac:Ipt:F:v", 0, 1 },
43 .usage = "[-aIpv] [-c target-client] [-F format] "
44 CMD_TARGET_PANE_USAGE " [message]",
45
46 .target = { 't', CMD_FIND_PANE, 0 },
47
48 .flags = CMD_AFTERHOOK,
49 .exec = cmd_display_message_exec
50};
51
52static void
53cmd_display_message_each(const char *key, const char *value, void *arg)
54{
55 struct cmdq_item *item = arg;
56
57 cmdq_print(item, "%s=%s", key, value);
58}
59
60static enum cmd_retval
61cmd_display_message_exec(struct cmd *self, struct cmdq_item *item)
62{
63 struct args *args = self->args;
64 struct client *c, *target_c;
65 struct session *s = item->target.s;
66 struct winlink *wl = item->target.wl;
67 struct window_pane *wp = item->target.wp;
68 const char *template;
69 char *msg, *cause;
70 struct format_tree *ft;
71 int flags;
72
73 if (args_has(args, 'I')) {
74 if (window_pane_start_input(wp, item, &cause) != 0) {
75 cmdq_error(item, "%s", cause);
76 free(cause);
77 return (CMD_RETURN_ERROR);
78 }
79 return (CMD_RETURN_WAIT);
80 }
81
82 if (args_has(args, 'F') && args->argc != 0) {
83 cmdq_error(item, "only one of -F or argument must be given");
84 return (CMD_RETURN_ERROR);
85 }
86
87 template = args_get(args, 'F');
88 if (args->argc != 0)
89 template = args->argv[0];
90 if (template == NULL)
91 template = DISPLAY_MESSAGE_TEMPLATE;
92
93 /*
94 * -c is intended to be the client where the message should be
95 * displayed if -p is not given. But it makes sense to use it for the
96 * formats too, assuming it matches the session. If it doesn't, use the
97 * best client for the session.
98 */
99 c = cmd_find_client(item, args_get(args, 'c'), 1);
100 if (c != NULL && c->session == s)
101 target_c = c;
102 else
103 target_c = cmd_find_best_client(s);
104 if (args_has(self->args, 'v'))
105 flags = FORMAT_VERBOSE;
106 else
107 flags = 0;
108 ft = format_create(item->client, item, FORMAT_NONE, flags);
109 format_defaults(ft, target_c, s, wl, wp);
110
111 if (args_has(args, 'a')) {
112 format_each(ft, cmd_display_message_each, item);
113 return (CMD_RETURN_NORMAL);
114 }
115
116 msg = format_expand_time(ft, template);
117 if (args_has(self->args, 'p'))
118 cmdq_print(item, "%s", msg);
119 else if (c != NULL)
120 status_message_set(c, "%s", msg);
121 free(msg);
122
123 format_free(ft);
124
125 return (CMD_RETURN_NORMAL);
126}
127