xref: /openbsd-src/usr.bin/tmux/cmd-select-window.c (revision c057646b0dae17915fcb431f61cfee0683267f35)
1 /* $OpenBSD: cmd-select-window.c,v 1.14 2015/12/13 21:53:57 nicm Exp $ */
2 
3 /*
4  * Copyright (c) 2007 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  * Select window by index.
27  */
28 
29 enum cmd_retval	 cmd_select_window_exec(struct cmd *, struct cmd_q *);
30 
31 const struct cmd_entry cmd_select_window_entry = {
32 	.name = "select-window",
33 	.alias = "selectw",
34 
35 	.args = { "lnpTt:", 0, 0 },
36 	.usage = "[-lnpT] " CMD_TARGET_WINDOW_USAGE,
37 
38 	.flags = CMD_WINDOW_T,
39 	.exec = cmd_select_window_exec
40 };
41 
42 const struct cmd_entry cmd_next_window_entry = {
43 	.name = "next-window",
44 	.alias = "next",
45 
46 	.args = { "at:", 0, 0 },
47 	.usage = "[-a] " CMD_TARGET_SESSION_USAGE,
48 
49 	.flags = CMD_SESSION_T,
50 	.exec = cmd_select_window_exec
51 };
52 
53 const struct cmd_entry cmd_previous_window_entry = {
54 	.name = "previous-window",
55 	.alias = "prev",
56 
57 	.args = { "at:", 0, 0 },
58 	.usage = "[-a] " CMD_TARGET_SESSION_USAGE,
59 
60 	.flags = CMD_SESSION_T,
61 	.exec = cmd_select_window_exec
62 };
63 
64 const struct cmd_entry cmd_last_window_entry = {
65 	.name = "last-window",
66 	.alias = "last",
67 
68 	.args = { "t:", 0, 0 },
69 	.usage = CMD_TARGET_SESSION_USAGE,
70 
71 	.flags = CMD_SESSION_T,
72 	.exec = cmd_select_window_exec
73 };
74 
75 enum cmd_retval
76 cmd_select_window_exec(struct cmd *self, struct cmd_q *cmdq)
77 {
78 	struct winlink	*wl = cmdq->state.tflag.wl;
79 	struct session	*s = cmdq->state.tflag.s;
80 	int		 next, previous, last, activity;
81 
82 	next = self->entry == &cmd_next_window_entry;
83 	if (args_has(self->args, 'n'))
84 		next = 1;
85 	previous = self->entry == &cmd_previous_window_entry;
86 	if (args_has(self->args, 'p'))
87 		previous = 1;
88 	last = self->entry == &cmd_last_window_entry;
89 	if (args_has(self->args, 'l'))
90 		last = 1;
91 
92 	if (next || previous || last) {
93 		activity = args_has(self->args, 'a');
94 		if (next) {
95 			if (session_next(s, activity) != 0) {
96 				cmdq_error(cmdq, "no next window");
97 				return (CMD_RETURN_ERROR);
98 			}
99 		} else if (previous) {
100 			if (session_previous(s, activity) != 0) {
101 				cmdq_error(cmdq, "no previous window");
102 				return (CMD_RETURN_ERROR);
103 			}
104 		} else {
105 			if (session_last(s) != 0) {
106 				cmdq_error(cmdq, "no last window");
107 				return (CMD_RETURN_ERROR);
108 			}
109 		}
110 
111 		server_redraw_session(s);
112 	} else {
113 		/*
114 		 * If -T and select-window is invoked on same window as
115 		 * current, switch to previous window.
116 		 */
117 		if (args_has(self->args, 'T') && wl == s->curw) {
118 			if (session_last(s) != 0) {
119 				cmdq_error(cmdq, "no last window");
120 				return (-1);
121 			}
122 			server_redraw_session(s);
123 		} else if (session_select(s, wl->idx) == 0)
124 			server_redraw_session(s);
125 	}
126 	recalculate_sizes();
127 
128 	return (CMD_RETURN_NORMAL);
129 }
130