xref: /openbsd-src/usr.bin/tmux/cmd-copy-mode.c (revision 47f0136494ac7c4768d11d4de16a0e44e94fe94c)
1 /* $OpenBSD: cmd-copy-mode.c,v 1.21 2015/09/13 13:31:40 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 "tmux.h"
22 
23 /*
24  * Enter copy or clock mode.
25  */
26 
27 enum cmd_retval	 cmd_copy_mode_exec(struct cmd *, struct cmd_q *);
28 
29 const struct cmd_entry cmd_copy_mode_entry = {
30 	"copy-mode", NULL,
31 	"Met:u", 0, 0,
32 	"[-Meu] " CMD_TARGET_PANE_USAGE,
33 	0,
34 	cmd_copy_mode_exec
35 };
36 
37 const struct cmd_entry cmd_clock_mode_entry = {
38 	"clock-mode", NULL,
39 	"t:", 0, 0,
40 	CMD_TARGET_PANE_USAGE,
41 	0,
42 	cmd_copy_mode_exec
43 };
44 
45 enum cmd_retval
46 cmd_copy_mode_exec(struct cmd *self, struct cmd_q *cmdq)
47 {
48 	struct args		*args = self->args;
49 	struct client		*c = cmdq->client;
50 	struct session		*s;
51 	struct window_pane	*wp;
52 
53 	if (args_has(args, 'M')) {
54 		if ((wp = cmd_mouse_pane(&cmdq->item->mouse, &s, NULL)) == NULL)
55 			return (CMD_RETURN_NORMAL);
56 		if (c == NULL || c->session != s)
57 			return (CMD_RETURN_NORMAL);
58 	} else if (cmd_find_pane(cmdq, args_get(args, 't'), NULL, &wp) == NULL)
59 		return (CMD_RETURN_ERROR);
60 
61 	if (self->entry == &cmd_clock_mode_entry) {
62 		window_pane_set_mode(wp, &window_clock_mode);
63 		return (CMD_RETURN_NORMAL);
64 	}
65 
66 	if (wp->mode != &window_copy_mode) {
67 		if (window_pane_set_mode(wp, &window_copy_mode) != 0)
68 			return (CMD_RETURN_NORMAL);
69 		window_copy_init_from_pane(wp, args_has(self->args, 'e'));
70 	}
71 	if (args_has(args, 'M')) {
72 		if (wp->mode != NULL && wp->mode != &window_copy_mode)
73 			return (CMD_RETURN_NORMAL);
74 		window_copy_start_drag(c, &cmdq->item->mouse);
75 	}
76 	if (wp->mode == &window_copy_mode && args_has(self->args, 'u'))
77 		window_copy_pageup(wp);
78 
79 	return (CMD_RETURN_NORMAL);
80 }
81