1 /* $OpenBSD: cmd-resize-window.c,v 1.2 2019/09/23 15:41:11 nicm Exp $ */ 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')) 101 default_window_size(NULL, s, w, &sx, &sy, WINDOW_SIZE_LARGEST); 102 else if (args_has(args, 'a')) 103 default_window_size(NULL, s, w, &sx, &sy, WINDOW_SIZE_SMALLEST); 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 } 110