xref: /openbsd/usr.bin/tmux/cmd-copy-mode.c (revision 404b540a)
1 /* $OpenBSD: cmd-copy-mode.c,v 1.7 2009/10/06 07:19:32 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 mode.
25  */
26 
27 void	cmd_copy_mode_init(struct cmd *, int);
28 int	cmd_copy_mode_exec(struct cmd *, struct cmd_ctx *);
29 
30 const struct cmd_entry cmd_copy_mode_entry = {
31 	"copy-mode", NULL,
32 	"[-u] " CMD_TARGET_PANE_USAGE,
33 	0, CMD_CHFLAG('u'),
34 	cmd_copy_mode_init,
35 	cmd_target_parse,
36 	cmd_copy_mode_exec,
37 	cmd_target_free,
38 	NULL
39 };
40 
41 void
42 cmd_copy_mode_init(struct cmd *self, int key)
43 {
44 	struct cmd_target_data	*data;
45 
46 	cmd_target_init(self, key);
47 	data = self->data;
48 
49 	switch (key) {
50 	case KEYC_PPAGE:
51 		data->chflags |= CMD_CHFLAG('u');
52 		break;
53 	}
54 }
55 
56 int
57 cmd_copy_mode_exec(struct cmd *self, struct cmd_ctx *ctx)
58 {
59 	struct cmd_target_data	*data = self->data;
60 	struct window_pane	*wp;
61 
62 	if (cmd_find_pane(ctx, data->target, NULL, &wp) == NULL)
63 		return (-1);
64 
65 	window_pane_set_mode(wp, &window_copy_mode);
66 	if (wp->mode == &window_copy_mode && data->chflags & CMD_CHFLAG('u'))
67 		window_copy_pageup(wp);
68 
69 	return (0);
70 }
71