xref: /netbsd-src/external/bsd/tmux/dist/cmd-list-panes.c (revision 946379e7b37692fc43f68eb0d1c10daa0a7f3b6c)
1 /* $OpenBSD$ */
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  * List panes on given window.
27  */
28 
29 enum cmd_retval	 cmd_list_panes_exec(struct cmd *, struct cmd_q *);
30 
31 void	cmd_list_panes_server(struct cmd *, struct cmd_q *);
32 void	cmd_list_panes_session(struct cmd *, struct session *, struct cmd_q *,
33 	    int);
34 void	cmd_list_panes_window(struct cmd *, struct session *, struct winlink *,
35 	    struct cmd_q *, int);
36 
37 const struct cmd_entry cmd_list_panes_entry = {
38 	"list-panes", "lsp",
39 	"asF:t:", 0, 0,
40 	"[-as] [-F format] " CMD_TARGET_WINDOW_USAGE,
41 	0,
42 	cmd_list_panes_exec
43 };
44 
45 enum cmd_retval
46 cmd_list_panes_exec(struct cmd *self, struct cmd_q *cmdq)
47 {
48 	struct args	*args = self->args;
49 	struct session	*s;
50 	struct winlink	*wl;
51 
52 	if (args_has(args, 'a'))
53 		cmd_list_panes_server(self, cmdq);
54 	else if (args_has(args, 's')) {
55 		s = cmd_find_session(cmdq, args_get(args, 't'), 0);
56 		if (s == NULL)
57 			return (CMD_RETURN_ERROR);
58 		cmd_list_panes_session(self, s, cmdq, 1);
59 	} else {
60 		wl = cmd_find_window(cmdq, args_get(args, 't'), &s);
61 		if (wl == NULL)
62 			return (CMD_RETURN_ERROR);
63 		cmd_list_panes_window(self, s, wl, cmdq, 0);
64 	}
65 
66 	return (CMD_RETURN_NORMAL);
67 }
68 
69 void
70 cmd_list_panes_server(struct cmd *self, struct cmd_q *cmdq)
71 {
72 	struct session	*s;
73 
74 	RB_FOREACH(s, sessions, &sessions)
75 		cmd_list_panes_session(self, s, cmdq, 2);
76 }
77 
78 void
79 cmd_list_panes_session(struct cmd *self, struct session *s, struct cmd_q *cmdq,
80     int type)
81 {
82 	struct winlink	*wl;
83 
84 	RB_FOREACH(wl, winlinks, &s->windows)
85 		cmd_list_panes_window(self, s, wl, cmdq, type);
86 }
87 
88 void
89 cmd_list_panes_window(struct cmd *self, struct session *s, struct winlink *wl,
90     struct cmd_q *cmdq, int type)
91 {
92 	struct args		*args = self->args;
93 	struct window_pane	*wp;
94 	u_int			 n;
95 	struct format_tree	*ft;
96 	const char		*template;
97 	char			*line;
98 
99 	template = args_get(args, 'F');
100 	if (template == NULL) {
101 		switch (type) {
102 		case 0:
103 			template = "#{pane_index}: "
104 			    "[#{pane_width}x#{pane_height}] [history "
105 			    "#{history_size}/#{history_limit}, "
106 			    "#{history_bytes} bytes] #{pane_id}"
107 			    "#{?pane_active, (active),}#{?pane_dead, (dead),}";
108 			break;
109 		case 1:
110 			template = "#{window_index}.#{pane_index}: "
111 			    "[#{pane_width}x#{pane_height}] [history "
112 			    "#{history_size}/#{history_limit}, "
113 			    "#{history_bytes} bytes] #{pane_id}"
114 			    "#{?pane_active, (active),}#{?pane_dead, (dead),}";
115 			break;
116 		case 2:
117 			template = "#{session_name}:#{window_index}."
118 			    "#{pane_index}: [#{pane_width}x#{pane_height}] "
119 			    "[history #{history_size}/#{history_limit}, "
120 			    "#{history_bytes} bytes] #{pane_id}"
121 			    "#{?pane_active, (active),}#{?pane_dead, (dead),}";
122 			break;
123 		}
124 	}
125 
126 	n = 0;
127 	TAILQ_FOREACH(wp, &wl->window->panes, entry) {
128 		ft = format_create();
129 		format_add(ft, "line", "%u", n);
130 		format_defaults(ft, NULL, s, wl, wp);
131 
132 		line = format_expand(ft, template);
133 		cmdq_print(cmdq, "%s", line);
134 		free(line);
135 
136 		format_free(ft);
137 		n++;
138 	}
139 }
140