1 /* $OpenBSD: cmd-join-pane.c,v 1.15 2013/10/10 12:00:19 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 void cmd_join_pane_key_binding(struct cmd *, int); 33 enum cmd_retval cmd_join_pane_exec(struct cmd *, struct cmd_q *); 34 35 enum cmd_retval join_pane(struct cmd *, struct cmd_q *, int); 36 37 const struct cmd_entry cmd_join_pane_entry = { 38 "join-pane", "joinp", 39 "bdhvp:l:s:t:", 0, 0, 40 "[-bdhv] [-p percentage|-l size] [-s src-pane] [-t dst-pane]", 41 0, 42 cmd_join_pane_key_binding, 43 cmd_join_pane_exec 44 }; 45 46 const struct cmd_entry cmd_move_pane_entry = { 47 "move-pane", "movep", 48 "bdhvp:l:s:t:", 0, 0, 49 "[-bdhv] [-p percentage|-l size] [-s src-pane] [-t dst-pane]", 50 0, 51 NULL, 52 cmd_join_pane_exec 53 }; 54 55 void 56 cmd_join_pane_key_binding(struct cmd *self, int key) 57 { 58 switch (key) { 59 case '%': 60 self->args = args_create(0); 61 args_set(self->args, 'h', NULL); 62 break; 63 default: 64 self->args = args_create(0); 65 break; 66 } 67 } 68 69 enum cmd_retval 70 cmd_join_pane_exec(struct cmd *self, struct cmd_q *cmdq) 71 { 72 return (join_pane(self, cmdq, self->entry == &cmd_join_pane_entry)); 73 } 74 75 enum cmd_retval 76 join_pane(struct cmd *self, struct cmd_q *cmdq, int not_same_window) 77 { 78 struct args *args = self->args; 79 struct session *dst_s; 80 struct winlink *src_wl, *dst_wl; 81 struct window *src_w, *dst_w; 82 struct window_pane *src_wp, *dst_wp; 83 char *cause; 84 int size, percentage, dst_idx; 85 enum layout_type type; 86 struct layout_cell *lc; 87 88 dst_wl = cmd_find_pane(cmdq, args_get(args, 't'), &dst_s, &dst_wp); 89 if (dst_wl == NULL) 90 return (CMD_RETURN_ERROR); 91 dst_w = dst_wl->window; 92 dst_idx = dst_wl->idx; 93 server_unzoom_window(dst_w); 94 95 src_wl = cmd_find_pane(cmdq, args_get(args, 's'), NULL, &src_wp); 96 if (src_wl == NULL) 97 return (CMD_RETURN_ERROR); 98 src_w = src_wl->window; 99 server_unzoom_window(src_w); 100 101 if (not_same_window && src_w == dst_w) { 102 cmdq_error(cmdq, "can't join a pane to its own window"); 103 return (CMD_RETURN_ERROR); 104 } 105 if (!not_same_window && src_wp == dst_wp) { 106 cmdq_error(cmdq, "source and target panes must be different"); 107 return (CMD_RETURN_ERROR); 108 } 109 110 type = LAYOUT_TOPBOTTOM; 111 if (args_has(args, 'h')) 112 type = LAYOUT_LEFTRIGHT; 113 114 size = -1; 115 if (args_has(args, 'l')) { 116 size = args_strtonum(args, 'l', 0, INT_MAX, &cause); 117 if (cause != NULL) { 118 cmdq_error(cmdq, "size %s", cause); 119 free(cause); 120 return (CMD_RETURN_ERROR); 121 } 122 } else if (args_has(args, 'p')) { 123 percentage = args_strtonum(args, 'p', 0, 100, &cause); 124 if (cause != NULL) { 125 cmdq_error(cmdq, "percentage %s", cause); 126 free(cause); 127 return (CMD_RETURN_ERROR); 128 } 129 if (type == LAYOUT_TOPBOTTOM) 130 size = (dst_wp->sy * percentage) / 100; 131 else 132 size = (dst_wp->sx * percentage) / 100; 133 } 134 lc = layout_split_pane(dst_wp, type, size, args_has(args, 'b')); 135 if (lc == NULL) { 136 cmdq_error(cmdq, "create pane failed: pane too small"); 137 return (CMD_RETURN_ERROR); 138 } 139 140 layout_close_pane(src_wp); 141 142 if (src_w->active == src_wp) { 143 src_w->active = TAILQ_PREV(src_wp, window_panes, entry); 144 if (src_w->active == NULL) 145 src_w->active = TAILQ_NEXT(src_wp, entry); 146 } 147 TAILQ_REMOVE(&src_w->panes, src_wp, entry); 148 149 if (window_count_panes(src_w) == 0) 150 server_kill_window(src_w); 151 else 152 notify_window_layout_changed(src_w); 153 154 src_wp->window = dst_w; 155 TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry); 156 layout_assign_pane(lc, src_wp); 157 158 recalculate_sizes(); 159 160 server_redraw_window(src_w); 161 server_redraw_window(dst_w); 162 163 if (!args_has(args, 'd')) { 164 window_set_active_pane(dst_w, src_wp); 165 session_select(dst_s, dst_idx); 166 server_redraw_session(dst_s); 167 } else 168 server_status_session(dst_s); 169 170 notify_window_layout_changed(dst_w); 171 return (CMD_RETURN_NORMAL); 172 } 173