1 /* $OpenBSD: cmd-join-pane.c,v 1.34 2019/04/17 14:37:48 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 <unistd.h> 25 26 #include "tmux.h" 27 28 /* 29 * Join or move a pane into another (like split/swap/kill). 30 */ 31 32 static enum cmd_retval cmd_join_pane_exec(struct cmd *, struct cmdq_item *); 33 34 const struct cmd_entry cmd_join_pane_entry = { 35 .name = "join-pane", 36 .alias = "joinp", 37 38 .args = { "bdhvp:l:s:t:", 0, 0 }, 39 .usage = "[-bdhv] [-p percentage|-l size] " CMD_SRCDST_PANE_USAGE, 40 41 .source = { 's', CMD_FIND_PANE, CMD_FIND_DEFAULT_MARKED }, 42 .target = { 't', CMD_FIND_PANE, 0 }, 43 44 .flags = 0, 45 .exec = cmd_join_pane_exec 46 }; 47 48 const struct cmd_entry cmd_move_pane_entry = { 49 .name = "move-pane", 50 .alias = "movep", 51 52 .args = { "bdhvp:l:s:t:", 0, 0 }, 53 .usage = "[-bdhv] [-p percentage|-l size] " CMD_SRCDST_PANE_USAGE, 54 55 .source = { 's', CMD_FIND_PANE, 0 }, 56 .target = { 't', CMD_FIND_PANE, 0 }, 57 58 .flags = 0, 59 .exec = cmd_join_pane_exec 60 }; 61 62 static enum cmd_retval 63 cmd_join_pane_exec(struct cmd *self, struct cmdq_item *item) 64 { 65 struct args *args = self->args; 66 struct cmd_find_state *current = &item->shared->current; 67 struct session *dst_s; 68 struct winlink *src_wl, *dst_wl; 69 struct window *src_w, *dst_w; 70 struct window_pane *src_wp, *dst_wp; 71 char *cause; 72 int size, percentage, dst_idx; 73 enum layout_type type; 74 struct layout_cell *lc; 75 int not_same_window, flags; 76 77 if (self->entry == &cmd_join_pane_entry) 78 not_same_window = 1; 79 else 80 not_same_window = 0; 81 82 dst_s = item->target.s; 83 dst_wl = item->target.wl; 84 dst_wp = item->target.wp; 85 dst_w = dst_wl->window; 86 dst_idx = dst_wl->idx; 87 server_unzoom_window(dst_w); 88 89 src_wl = item->source.wl; 90 src_wp = item->source.wp; 91 src_w = src_wl->window; 92 server_unzoom_window(src_w); 93 94 if (not_same_window && src_w == dst_w) { 95 cmdq_error(item, "can't join a pane to its own window"); 96 return (CMD_RETURN_ERROR); 97 } 98 if (!not_same_window && src_wp == dst_wp) { 99 cmdq_error(item, "source and target panes must be different"); 100 return (CMD_RETURN_ERROR); 101 } 102 103 type = LAYOUT_TOPBOTTOM; 104 if (args_has(args, 'h')) 105 type = LAYOUT_LEFTRIGHT; 106 107 size = -1; 108 if (args_has(args, 'l')) { 109 size = args_strtonum(args, 'l', 0, INT_MAX, &cause); 110 if (cause != NULL) { 111 cmdq_error(item, "size %s", cause); 112 free(cause); 113 return (CMD_RETURN_ERROR); 114 } 115 } else if (args_has(args, 'p')) { 116 percentage = args_strtonum(args, 'p', 0, 100, &cause); 117 if (cause != NULL) { 118 cmdq_error(item, "percentage %s", cause); 119 free(cause); 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 } 127 if (args_has(args, 'b')) 128 flags = SPAWN_BEFORE; 129 else 130 flags = 0; 131 lc = layout_split_pane(dst_wp, type, size, flags); 132 if (lc == NULL) { 133 cmdq_error(item, "create pane failed: pane too small"); 134 return (CMD_RETURN_ERROR); 135 } 136 137 layout_close_pane(src_wp); 138 139 window_lost_pane(src_w, src_wp); 140 TAILQ_REMOVE(&src_w->panes, src_wp, entry); 141 142 src_wp->window = dst_w; 143 TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry); 144 layout_assign_pane(lc, src_wp); 145 146 recalculate_sizes(); 147 148 server_redraw_window(src_w); 149 server_redraw_window(dst_w); 150 151 if (!args_has(args, 'd')) { 152 window_set_active_pane(dst_w, src_wp, 1); 153 session_select(dst_s, dst_idx); 154 cmd_find_from_session(current, dst_s, 0); 155 server_redraw_session(dst_s); 156 } else 157 server_status_session(dst_s); 158 159 if (window_count_panes(src_w) == 0) 160 server_kill_window(src_w); 161 else 162 notify_window("window-layout-changed", src_w); 163 notify_window("window-layout-changed", dst_w); 164 165 return (CMD_RETURN_NORMAL); 166 } 167