1 /* $Id: cmd-select-layout.c,v 1.1.1.2 2011/08/17 18:40:04 jmmv Exp $ */
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 "tmux.h"
22 
23 /*
24  * Switch window to selected layout.
25  */
26 
27 void	cmd_select_layout_key_binding(struct cmd *, int);
28 int	cmd_select_layout_exec(struct cmd *, struct cmd_ctx *);
29 
30 const struct cmd_entry cmd_select_layout_entry = {
31 	"select-layout", "selectl",
32 	"npt:", 0, 1,
33 	"[-np] " CMD_TARGET_WINDOW_USAGE " [layout-name]",
34 	0,
35 	cmd_select_layout_key_binding,
36 	NULL,
37 	cmd_select_layout_exec
38 };
39 
40 const struct cmd_entry cmd_next_layout_entry = {
41 	"next-layout", "nextl",
42 	"t:", 0, 0,
43 	CMD_TARGET_WINDOW_USAGE,
44 	0,
45 	NULL,
46 	NULL,
47 	cmd_select_layout_exec
48 };
49 
50 const struct cmd_entry cmd_previous_layout_entry = {
51 	"previous-layout", "prevl",
52 	"t:", 0, 0,
53 	CMD_TARGET_WINDOW_USAGE,
54 	0,
55 	NULL,
56 	NULL,
57 	cmd_select_layout_exec
58 };
59 
60 void
61 cmd_select_layout_key_binding(struct cmd *self, int key)
62 {
63 	switch (key) {
64 	case '1' | KEYC_ESCAPE:
65 		self->args = args_create(1, "even-horizontal");
66 		break;
67 	case '2' | KEYC_ESCAPE:
68 		self->args = args_create(1, "even-vertical");
69 		break;
70 	case '3' | KEYC_ESCAPE:
71 		self->args = args_create(1, "main-horizontal");
72 		break;
73 	case '4' | KEYC_ESCAPE:
74 		self->args = args_create(1, "main-vertical");
75 		break;
76 	case '5' | KEYC_ESCAPE:
77 		self->args = args_create(1, "tiled");
78 		break;
79 	default:
80 		self->args = args_create(0);
81 		break;
82 	}
83 }
84 
85 int
86 cmd_select_layout_exec(struct cmd *self, struct cmd_ctx *ctx)
87 {
88 	struct args	*args = self->args;
89 	struct winlink	*wl;
90 	const char	*layoutname;
91 	int		 next, previous, layout;
92 
93 	if ((wl = cmd_find_window(ctx, args_get(args, 't'), NULL)) == NULL)
94 		return (-1);
95 
96 	next = self->entry == &cmd_next_layout_entry;
97 	if (args_has(self->args, 'n'))
98 		next = 1;
99 	previous = self->entry == &cmd_previous_layout_entry;
100 	if (args_has(self->args, 'p'))
101 		previous = 1;
102 
103 	if (next || previous) {
104 		if (next)
105 			layout = layout_set_next(wl->window);
106 		else
107 			layout = layout_set_previous(wl->window);
108 		ctx->info(ctx, "arranging in: %s", layout_set_name(layout));
109 		return (0);
110 	}
111 
112 	if (args->argc == 0)
113 		layout = wl->window->lastlayout;
114 	else
115 		layout = layout_set_lookup(args->argv[0]);
116 	if (layout != -1) {
117 		layout = layout_set_select(wl->window, layout);
118 		ctx->info(ctx, "arranging in: %s", layout_set_name(layout));
119 		return (0);
120 	}
121 
122 	if (args->argc != 0) {
123 		layoutname = args->argv[0];
124 		if (layout_parse(wl->window, layoutname) == -1) {
125 			ctx->error(ctx, "can't set layout: %s", layoutname);
126 			return (-1);
127 		}
128 		ctx->info(ctx, "arranging in: %s", layoutname);
129 		return (0);
130 	}
131 
132 	return (0);
133 }
134