1 /* $OpenBSD: cmd-join-pane.c,v 1.38 2020/01/02 13:44:17 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 }, 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 = { "bdhvp:l:s:t:", 0, 0 }, 54 .usage = "[-bdhv] [-p percentage|-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 = self->args; 67 struct cmd_find_state *current = &item->shared->current; 68 struct session *dst_s; 69 struct winlink *src_wl, *dst_wl; 70 struct window *src_w, *dst_w; 71 struct window_pane *src_wp, *dst_wp; 72 char *cause, *copy; 73 const char *errstr, *p; 74 size_t plen; 75 int size, percentage, dst_idx, not_same_window; 76 int flags; 77 enum layout_type type; 78 struct layout_cell *lc; 79 80 if (self->entry == &cmd_join_pane_entry) 81 not_same_window = 1; 82 else 83 not_same_window = 0; 84 85 dst_s = item->target.s; 86 dst_wl = item->target.wl; 87 dst_wp = item->target.wp; 88 dst_w = dst_wl->window; 89 dst_idx = dst_wl->idx; 90 server_unzoom_window(dst_w); 91 92 src_wl = item->source.wl; 93 src_wp = item->source.wp; 94 src_w = src_wl->window; 95 server_unzoom_window(src_w); 96 97 if (not_same_window && src_w == dst_w) { 98 cmdq_error(item, "can't join a pane to its own window"); 99 return (CMD_RETURN_ERROR); 100 } 101 if (!not_same_window && src_wp == dst_wp) { 102 cmdq_error(item, "source and target panes must be different"); 103 return (CMD_RETURN_ERROR); 104 } 105 106 type = LAYOUT_TOPBOTTOM; 107 if (args_has(args, 'h')) 108 type = LAYOUT_LEFTRIGHT; 109 110 size = -1; 111 if ((p = args_get(args, 'l')) != NULL) { 112 plen = strlen(p); 113 if (p[plen - 1] == '%') { 114 copy = xstrdup(p); 115 copy[plen - 1] = '\0'; 116 percentage = strtonum(copy, 0, INT_MAX, &errstr); 117 free(copy); 118 if (errstr != NULL) { 119 cmdq_error(item, "percentage %s", errstr); 120 return (CMD_RETURN_ERROR); 121 } 122 if (type == LAYOUT_TOPBOTTOM) 123 size = (dst_wp->sy * percentage) / 100; 124 else 125 size = (dst_wp->sx * percentage) / 100; 126 } else { 127 size = args_strtonum(args, 'l', 0, INT_MAX, &cause); 128 if (cause != NULL) { 129 cmdq_error(item, "size %s", cause); 130 free(cause); 131 return (CMD_RETURN_ERROR); 132 } 133 } 134 } else if (args_has(args, 'p')) { 135 percentage = args_strtonum(args, 'p', 0, 100, &cause); 136 if (cause != NULL) { 137 cmdq_error(item, "percentage %s", cause); 138 free(cause); 139 return (CMD_RETURN_ERROR); 140 } 141 if (type == LAYOUT_TOPBOTTOM) 142 size = (dst_wp->sy * percentage) / 100; 143 else 144 size = (dst_wp->sx * percentage) / 100; 145 } 146 147 flags = 0; 148 if (args_has(args, 'b')) 149 flags |= SPAWN_BEFORE; 150 if (args_has(args, 'f')) 151 flags |= SPAWN_FULLSIZE; 152 153 lc = layout_split_pane(dst_wp, type, size, flags); 154 if (lc == NULL) { 155 cmdq_error(item, "create pane failed: pane too small"); 156 return (CMD_RETURN_ERROR); 157 } 158 159 layout_close_pane(src_wp); 160 161 window_lost_pane(src_w, src_wp); 162 TAILQ_REMOVE(&src_w->panes, src_wp, entry); 163 164 src_wp->window = dst_w; 165 options_set_parent(src_wp->options, dst_w->options); 166 src_wp->flags |= PANE_STYLECHANGED; 167 TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry); 168 layout_assign_pane(lc, src_wp); 169 170 recalculate_sizes(); 171 172 server_redraw_window(src_w); 173 server_redraw_window(dst_w); 174 175 if (!args_has(args, 'd')) { 176 window_set_active_pane(dst_w, src_wp, 1); 177 session_select(dst_s, dst_idx); 178 cmd_find_from_session(current, dst_s, 0); 179 server_redraw_session(dst_s); 180 } else 181 server_status_session(dst_s); 182 183 if (window_count_panes(src_w) == 0) 184 server_kill_window(src_w); 185 else 186 notify_window("window-layout-changed", src_w); 187 notify_window("window-layout-changed", dst_w); 188 189 return (CMD_RETURN_NORMAL); 190 } 191