1 /* $OpenBSD: cmd-select-layout.c,v 1.41 2022/05/30 12:52:02 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2009 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 * Switch window to selected layout. 27 */ 28 29 static enum cmd_retval cmd_select_layout_exec(struct cmd *, 30 struct cmdq_item *); 31 32 const struct cmd_entry cmd_select_layout_entry = { 33 .name = "select-layout", 34 .alias = "selectl", 35 36 .args = { "Enopt:", 0, 1, NULL }, 37 .usage = "[-Enop] " CMD_TARGET_PANE_USAGE " [layout-name]", 38 39 .target = { 't', CMD_FIND_PANE, 0 }, 40 41 .flags = CMD_AFTERHOOK, 42 .exec = cmd_select_layout_exec 43 }; 44 45 const struct cmd_entry cmd_next_layout_entry = { 46 .name = "next-layout", 47 .alias = "nextl", 48 49 .args = { "t:", 0, 0, NULL }, 50 .usage = CMD_TARGET_WINDOW_USAGE, 51 52 .target = { 't', CMD_FIND_WINDOW, 0 }, 53 54 .flags = CMD_AFTERHOOK, 55 .exec = cmd_select_layout_exec 56 }; 57 58 const struct cmd_entry cmd_previous_layout_entry = { 59 .name = "previous-layout", 60 .alias = "prevl", 61 62 .args = { "t:", 0, 0, NULL }, 63 .usage = CMD_TARGET_WINDOW_USAGE, 64 65 .target = { 't', CMD_FIND_WINDOW, 0 }, 66 67 .flags = CMD_AFTERHOOK, 68 .exec = cmd_select_layout_exec 69 }; 70 71 static enum cmd_retval 72 cmd_select_layout_exec(struct cmd *self, struct cmdq_item *item) 73 { 74 struct args *args = cmd_get_args(self); 75 struct cmd_find_state *target = cmdq_get_target(item); 76 struct winlink *wl = target->wl; 77 struct window *w = wl->window; 78 struct window_pane *wp = target->wp; 79 const char *layoutname; 80 char *oldlayout, *cause; 81 int next, previous, layout; 82 83 server_unzoom_window(w); 84 85 next = (cmd_get_entry(self) == &cmd_next_layout_entry); 86 if (args_has(args, 'n')) 87 next = 1; 88 previous = (cmd_get_entry(self) == &cmd_previous_layout_entry); 89 if (args_has(args, 'p')) 90 previous = 1; 91 92 oldlayout = w->old_layout; 93 w->old_layout = layout_dump(w->layout_root); 94 95 if (next || previous) { 96 if (next) 97 layout_set_next(w); 98 else 99 layout_set_previous(w); 100 goto changed; 101 } 102 103 if (args_has(args, 'E')) { 104 layout_spread_out(wp); 105 goto changed; 106 } 107 108 if (args_count(args) != 0) 109 layoutname = args_string(args, 0); 110 else if (args_has(args, 'o')) 111 layoutname = oldlayout; 112 else 113 layoutname = NULL; 114 115 if (!args_has(args, 'o')) { 116 if (layoutname == NULL) 117 layout = w->lastlayout; 118 else 119 layout = layout_set_lookup(layoutname); 120 if (layout != -1) { 121 layout_set_select(w, layout); 122 goto changed; 123 } 124 } 125 126 if (layoutname != NULL) { 127 if (layout_parse(w, layoutname, &cause) == -1) { 128 cmdq_error(item, "%s: %s", cause, layoutname); 129 free(cause); 130 goto error; 131 } 132 goto changed; 133 } 134 135 free(oldlayout); 136 return (CMD_RETURN_NORMAL); 137 138 changed: 139 free(oldlayout); 140 recalculate_sizes(); 141 server_redraw_window(w); 142 notify_window("window-layout-changed", w); 143 return (CMD_RETURN_NORMAL); 144 145 error: 146 free(w->old_layout); 147 w->old_layout = oldlayout; 148 return (CMD_RETURN_ERROR); 149 } 150