Annotation of src/usr.bin/tmux/cmd-resize-window.c, Revision 1.10
1.10 ! nicm 1: /* $OpenBSD: cmd-resize-window.c,v 1.9 2021/08/27 17:15:57 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:
1.7 nicm 36: .args = { "aADLRt:Ux:y:", 0, 1, NULL },
1.1 nicm 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: {
1.4 nicm 49: struct args *args = cmd_get_args(self);
1.5 nicm 50: struct cmd_find_state *target = cmdq_get_target(item);
51: struct winlink *wl = target->wl;
1.1 nicm 52: struct window *w = wl->window;
1.5 nicm 53: struct session *s = target->s;
1.1 nicm 54: const char *errstr;
55: char *cause;
1.10 ! nicm 56: u_int adjust, sx, sy, xpixel = 0, ypixel = 0;
1.1 nicm 57:
1.6 nicm 58: if (args_count(args) == 0)
1.1 nicm 59: adjust = 1;
60: else {
1.8 nicm 61: adjust = strtonum(args_string(args, 0), 1, INT_MAX, &errstr);
1.1 nicm 62: if (errstr != NULL) {
63: cmdq_error(item, "adjustment %s", errstr);
64: return (CMD_RETURN_ERROR);
65: }
66: }
67:
68: sx = w->sx;
69: sy = w->sy;
70:
71: if (args_has(args, 'x')) {
72: sx = args_strtonum(args, 'x', WINDOW_MINIMUM, WINDOW_MAXIMUM,
73: &cause);
74: if (cause != NULL) {
75: cmdq_error(item, "width %s", cause);
76: free(cause);
77: return (CMD_RETURN_ERROR);
78: }
79: }
80: if (args_has(args, 'y')) {
81: sy = args_strtonum(args, 'y', WINDOW_MINIMUM, WINDOW_MAXIMUM,
82: &cause);
83: if (cause != NULL) {
84: cmdq_error(item, "height %s", cause);
85: free(cause);
86: return (CMD_RETURN_ERROR);
87: }
88: }
89:
90: if (args_has(args, 'L')) {
91: if (sx >= adjust)
92: sx -= adjust;
93: } else if (args_has(args, 'R'))
94: sx += adjust;
95: else if (args_has(args, 'U')) {
96: if (sy >= adjust)
97: sy -= adjust;
98: } else if (args_has(args, 'D'))
99: sy += adjust;
100:
1.3 nicm 101: if (args_has(args, 'A')) {
102: default_window_size(NULL, s, w, &sx, &sy, &xpixel, &ypixel,
103: WINDOW_SIZE_LARGEST);
104: } else if (args_has(args, 'a')) {
105: default_window_size(NULL, s, w, &sx, &sy, &xpixel, &ypixel,
106: WINDOW_SIZE_SMALLEST);
107: }
1.1 nicm 108:
109: options_set_number(w->options, "window-size", WINDOW_SIZE_MANUAL);
1.9 nicm 110: w->manual_sx = sx;
111: w->manual_sy = sy;
112: recalculate_size(w, 1);
1.1 nicm 113:
114: return (CMD_RETURN_NORMAL);
115: }