Annotation of src/usr.bin/tmux/cmd-resize-window.c, Revision 1.2
1.2 ! nicm 1: /* $OpenBSD: cmd-resize-window.c,v 1.1 2018/10/18 08:38:01 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2018 Nicholas Marriott <nicholas.marriott@gmail.com>
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: * Increase or decrease window size.
27: */
28:
29: static enum cmd_retval cmd_resize_window_exec(struct cmd *,
30: struct cmdq_item *);
31:
32: const struct cmd_entry cmd_resize_window_entry = {
33: .name = "resize-window",
34: .alias = "resizew",
35:
36: .args = { "aADLRt:Ux:y:", 0, 1 },
37: .usage = "[-aADLRU] [-x width] [-y height] " CMD_TARGET_WINDOW_USAGE " "
38: "[adjustment]",
39:
40: .target = { 't', CMD_FIND_WINDOW, 0 },
41:
42: .flags = CMD_AFTERHOOK,
43: .exec = cmd_resize_window_exec
44: };
45:
46: static enum cmd_retval
47: cmd_resize_window_exec(struct cmd *self, struct cmdq_item *item)
48: {
49: struct args *args = self->args;
50: struct winlink *wl = item->target.wl;
51: struct window *w = wl->window;
52: struct session *s = item->target.s;
53: const char *errstr;
54: char *cause;
55: u_int adjust, sx, sy;
56:
57: if (args->argc == 0)
58: adjust = 1;
59: else {
60: adjust = strtonum(args->argv[0], 1, INT_MAX, &errstr);
61: if (errstr != NULL) {
62: cmdq_error(item, "adjustment %s", errstr);
63: return (CMD_RETURN_ERROR);
64: }
65: }
66:
67: sx = w->sx;
68: sy = w->sy;
69:
70: if (args_has(args, 'x')) {
71: sx = args_strtonum(args, 'x', WINDOW_MINIMUM, WINDOW_MAXIMUM,
72: &cause);
73: if (cause != NULL) {
74: cmdq_error(item, "width %s", cause);
75: free(cause);
76: return (CMD_RETURN_ERROR);
77: }
78: }
79: if (args_has(args, 'y')) {
80: sy = args_strtonum(args, 'y', WINDOW_MINIMUM, WINDOW_MAXIMUM,
81: &cause);
82: if (cause != NULL) {
83: cmdq_error(item, "height %s", cause);
84: free(cause);
85: return (CMD_RETURN_ERROR);
86: }
87: }
88:
89: if (args_has(args, 'L')) {
90: if (sx >= adjust)
91: sx -= adjust;
92: } else if (args_has(args, 'R'))
93: sx += adjust;
94: else if (args_has(args, 'U')) {
95: if (sy >= adjust)
96: sy -= adjust;
97: } else if (args_has(args, 'D'))
98: sy += adjust;
99:
100: if (args_has(args, 'A'))
1.2 ! nicm 101: default_window_size(NULL, s, w, &sx, &sy, WINDOW_SIZE_LARGEST);
1.1 nicm 102: else if (args_has(args, 'a'))
1.2 ! nicm 103: default_window_size(NULL, s, w, &sx, &sy, WINDOW_SIZE_SMALLEST);
1.1 nicm 104:
105: options_set_number(w->options, "window-size", WINDOW_SIZE_MANUAL);
106: resize_window(w, sx, sy);
107:
108: return (CMD_RETURN_NORMAL);
109: }