1 /* $OpenBSD: cmd-join-pane.c,v 1.51 2023/01/17 06:50:55 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2011 George Nachman <tmux@georgester.com> 5 * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER 16 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING 17 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 #include <sys/types.h> 21 22 #include <paths.h> 23 #include <stdlib.h> 24 #include <string.h> 25 #include <unistd.h> 26 27 #include "tmux.h" 28 29 /* 30 * Join or move a pane into another (like split/swap/kill). 31 */ 32 33 static enum cmd_retval cmd_join_pane_exec(struct cmd *, struct cmdq_item *); 34 35 const struct cmd_entry cmd_join_pane_entry = { 36 .name = "join-pane", 37 .alias = "joinp", 38 39 .args = { "bdfhvp:l:s:t:", 0, 0, NULL }, 40 .usage = "[-bdfhv] [-l size] " CMD_SRCDST_PANE_USAGE, 41 42 .source = { 's', CMD_FIND_PANE, CMD_FIND_DEFAULT_MARKED }, 43 .target = { 't', CMD_FIND_PANE, 0 }, 44 45 .flags = 0, 46 .exec = cmd_join_pane_exec 47 }; 48 49 const struct cmd_entry cmd_move_pane_entry = { 50 .name = "move-pane", 51 .alias = "movep", 52 53 .args = { "bdfhvp:l:s:t:", 0, 0, NULL }, 54 .usage = "[-bdfhv] [-l size] " CMD_SRCDST_PANE_USAGE, 55 56 .source = { 's', CMD_FIND_PANE, CMD_FIND_DEFAULT_MARKED }, 57 .target = { 't', CMD_FIND_PANE, 0 }, 58 59 .flags = 0, 60 .exec = cmd_join_pane_exec 61 }; 62 63 static enum cmd_retval 64 cmd_join_pane_exec(struct cmd *self, struct cmdq_item *item) 65 { 66 struct args *args = cmd_get_args(self); 67 struct cmd_find_state *current = cmdq_get_current(item); 68 struct cmd_find_state *target = cmdq_get_target(item); 69 struct cmd_find_state *source = cmdq_get_source(item); 70 struct session *dst_s; 71 struct winlink *src_wl, *dst_wl; 72 struct window *src_w, *dst_w; 73 struct window_pane *src_wp, *dst_wp; 74 char *cause = NULL; 75 int size, dst_idx; 76 int flags; 77 enum layout_type type; 78 struct layout_cell *lc; 79 u_int curval = 0; 80 81 dst_s = target->s; 82 dst_wl = target->wl; 83 dst_wp = target->wp; 84 dst_w = dst_wl->window; 85 dst_idx = dst_wl->idx; 86 server_unzoom_window(dst_w); 87 88 src_wl = source->wl; 89 src_wp = source->wp; 90 src_w = src_wl->window; 91 server_unzoom_window(src_w); 92 93 if (src_wp == dst_wp) { 94 cmdq_error(item, "source and target panes must be different"); 95 return (CMD_RETURN_ERROR); 96 } 97 98 type = LAYOUT_TOPBOTTOM; 99 if (args_has(args, 'h')) 100 type = LAYOUT_LEFTRIGHT; 101 102 /* If the 'p' flag is dropped then this bit can be moved into 'l'. */ 103 if (args_has(args, 'l') || args_has(args, 'p')) { 104 if (args_has(args, 'f')) { 105 if (type == LAYOUT_TOPBOTTOM) 106 curval = dst_w->sy; 107 else 108 curval = dst_w->sx; 109 } else { 110 if (type == LAYOUT_TOPBOTTOM) 111 curval = dst_wp->sy; 112 else 113 curval = dst_wp->sx; 114 } 115 } 116 117 size = -1; 118 if (args_has(args, 'l')) { 119 size = args_percentage_and_expand(args, 'l', 0, INT_MAX, curval, 120 item, &cause); 121 } else if (args_has(args, 'p')) { 122 size = args_strtonum_and_expand(args, 'l', 0, 100, item, 123 &cause); 124 if (cause == NULL) 125 size = curval * size / 100; 126 } 127 if (cause != NULL) { 128 cmdq_error(item, "size %s", cause); 129 free(cause); 130 return (CMD_RETURN_ERROR); 131 } 132 133 flags = 0; 134 if (args_has(args, 'b')) 135 flags |= SPAWN_BEFORE; 136 if (args_has(args, 'f')) 137 flags |= SPAWN_FULLSIZE; 138 139 lc = layout_split_pane(dst_wp, type, size, flags); 140 if (lc == NULL) { 141 cmdq_error(item, "create pane failed: pane too small"); 142 return (CMD_RETURN_ERROR); 143 } 144 145 layout_close_pane(src_wp); 146 147 server_client_remove_pane(src_wp); 148 window_lost_pane(src_w, src_wp); 149 TAILQ_REMOVE(&src_w->panes, src_wp, entry); 150 151 src_wp->window = dst_w; 152 options_set_parent(src_wp->options, dst_w->options); 153 src_wp->flags |= PANE_STYLECHANGED; 154 if (flags & SPAWN_BEFORE) 155 TAILQ_INSERT_BEFORE(dst_wp, src_wp, entry); 156 else 157 TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry); 158 layout_assign_pane(lc, src_wp, 0); 159 colour_palette_from_option(&src_wp->palette, src_wp->options); 160 161 recalculate_sizes(); 162 163 server_redraw_window(src_w); 164 server_redraw_window(dst_w); 165 166 if (!args_has(args, 'd')) { 167 window_set_active_pane(dst_w, src_wp, 1); 168 session_select(dst_s, dst_idx); 169 cmd_find_from_session(current, dst_s, 0); 170 server_redraw_session(dst_s); 171 } else 172 server_status_session(dst_s); 173 174 if (window_count_panes(src_w) == 0) 175 server_kill_window(src_w, 1); 176 else 177 notify_window("window-layout-changed", src_w); 178 notify_window("window-layout-changed", dst_w); 179 180 return (CMD_RETURN_NORMAL); 181 } 182