1 /* $OpenBSD: cmd-join-pane.c,v 1.19 2015/06/18 23:56:01 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2011 George Nachman <tmux@georgester.com> 5 * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net> 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 enum cmd_retval cmd_join_pane_exec(struct cmd *, struct cmd_q *); 33 34 enum cmd_retval join_pane(struct cmd *, struct cmd_q *, int); 35 36 const struct cmd_entry cmd_join_pane_entry = { 37 "join-pane", "joinp", 38 "bdhvp:l:s:t:", 0, 0, 39 "[-bdhv] [-p percentage|-l size] " CMD_SRCDST_PANE_USAGE, 40 0, 41 cmd_join_pane_exec 42 }; 43 44 const struct cmd_entry cmd_move_pane_entry = { 45 "move-pane", "movep", 46 "bdhvp:l:s:t:", 0, 0, 47 "[-bdhv] [-p percentage|-l size] " CMD_SRCDST_PANE_USAGE, 48 0, 49 cmd_join_pane_exec 50 }; 51 52 enum cmd_retval 53 cmd_join_pane_exec(struct cmd *self, struct cmd_q *cmdq) 54 { 55 return (join_pane(self, cmdq, self->entry == &cmd_join_pane_entry)); 56 } 57 58 enum cmd_retval 59 join_pane(struct cmd *self, struct cmd_q *cmdq, int not_same_window) 60 { 61 struct args *args = self->args; 62 struct session *dst_s; 63 struct winlink *src_wl, *dst_wl; 64 struct window *src_w, *dst_w; 65 struct window_pane *src_wp, *dst_wp; 66 char *cause; 67 int size, percentage, dst_idx; 68 enum layout_type type; 69 struct layout_cell *lc; 70 71 dst_wl = cmd_find_pane(cmdq, args_get(args, 't'), &dst_s, &dst_wp); 72 if (dst_wl == NULL) 73 return (CMD_RETURN_ERROR); 74 dst_w = dst_wl->window; 75 dst_idx = dst_wl->idx; 76 server_unzoom_window(dst_w); 77 78 src_wl = cmd_find_pane_marked(cmdq, args_get(args, 's'), NULL, &src_wp); 79 if (src_wl == NULL) 80 return (CMD_RETURN_ERROR); 81 src_w = src_wl->window; 82 server_unzoom_window(src_w); 83 84 if (not_same_window && src_w == dst_w) { 85 cmdq_error(cmdq, "can't join a pane to its own window"); 86 return (CMD_RETURN_ERROR); 87 } 88 if (!not_same_window && src_wp == dst_wp) { 89 cmdq_error(cmdq, "source and target panes must be different"); 90 return (CMD_RETURN_ERROR); 91 } 92 93 type = LAYOUT_TOPBOTTOM; 94 if (args_has(args, 'h')) 95 type = LAYOUT_LEFTRIGHT; 96 97 size = -1; 98 if (args_has(args, 'l')) { 99 size = args_strtonum(args, 'l', 0, INT_MAX, &cause); 100 if (cause != NULL) { 101 cmdq_error(cmdq, "size %s", cause); 102 free(cause); 103 return (CMD_RETURN_ERROR); 104 } 105 } else if (args_has(args, 'p')) { 106 percentage = args_strtonum(args, 'p', 0, 100, &cause); 107 if (cause != NULL) { 108 cmdq_error(cmdq, "percentage %s", cause); 109 free(cause); 110 return (CMD_RETURN_ERROR); 111 } 112 if (type == LAYOUT_TOPBOTTOM) 113 size = (dst_wp->sy * percentage) / 100; 114 else 115 size = (dst_wp->sx * percentage) / 100; 116 } 117 lc = layout_split_pane(dst_wp, type, size, args_has(args, 'b')); 118 if (lc == NULL) { 119 cmdq_error(cmdq, "create pane failed: pane too small"); 120 return (CMD_RETURN_ERROR); 121 } 122 123 layout_close_pane(src_wp); 124 125 window_lost_pane(src_w, src_wp); 126 TAILQ_REMOVE(&src_w->panes, src_wp, entry); 127 128 if (window_count_panes(src_w) == 0) 129 server_kill_window(src_w); 130 else 131 notify_window_layout_changed(src_w); 132 133 src_wp->window = dst_w; 134 TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry); 135 layout_assign_pane(lc, src_wp); 136 137 recalculate_sizes(); 138 139 server_redraw_window(src_w); 140 server_redraw_window(dst_w); 141 142 if (!args_has(args, 'd')) { 143 window_set_active_pane(dst_w, src_wp); 144 session_select(dst_s, dst_idx); 145 server_redraw_session(dst_s); 146 } else 147 server_status_session(dst_s); 148 149 notify_window_layout_changed(dst_w); 150 return (CMD_RETURN_NORMAL); 151 } 152