1 /* $OpenBSD: cmd-join-pane.c,v 1.14 2013/03/24 09:57:59 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 NULL, 44 cmd_join_pane_exec 45 }; 46 47 const struct cmd_entry cmd_move_pane_entry = { 48 "move-pane", "movep", 49 "bdhvp:l:s:t:", 0, 0, 50 "[-bdhv] [-p percentage|-l size] [-s src-pane] [-t dst-pane]", 51 0, 52 NULL, 53 NULL, 54 cmd_join_pane_exec 55 }; 56 57 void 58 cmd_join_pane_key_binding(struct cmd *self, int key) 59 { 60 switch (key) { 61 case '%': 62 self->args = args_create(0); 63 args_set(self->args, 'h', NULL); 64 break; 65 default: 66 self->args = args_create(0); 67 break; 68 } 69 } 70 71 enum cmd_retval 72 cmd_join_pane_exec(struct cmd *self, struct cmd_q *cmdq) 73 { 74 return (join_pane(self, cmdq, self->entry == &cmd_join_pane_entry)); 75 } 76 77 enum cmd_retval 78 join_pane(struct cmd *self, struct cmd_q *cmdq, int not_same_window) 79 { 80 struct args *args = self->args; 81 struct session *dst_s; 82 struct winlink *src_wl, *dst_wl; 83 struct window *src_w, *dst_w; 84 struct window_pane *src_wp, *dst_wp; 85 char *cause; 86 int size, percentage, dst_idx; 87 enum layout_type type; 88 struct layout_cell *lc; 89 90 dst_wl = cmd_find_pane(cmdq, args_get(args, 't'), &dst_s, &dst_wp); 91 if (dst_wl == NULL) 92 return (CMD_RETURN_ERROR); 93 dst_w = dst_wl->window; 94 dst_idx = dst_wl->idx; 95 server_unzoom_window(dst_w); 96 97 src_wl = cmd_find_pane(cmdq, args_get(args, 's'), NULL, &src_wp); 98 if (src_wl == NULL) 99 return (CMD_RETURN_ERROR); 100 src_w = src_wl->window; 101 server_unzoom_window(src_w); 102 103 if (not_same_window && src_w == dst_w) { 104 cmdq_error(cmdq, "can't join a pane to its own window"); 105 return (CMD_RETURN_ERROR); 106 } 107 if (!not_same_window && src_wp == dst_wp) { 108 cmdq_error(cmdq, "source and target panes must be different"); 109 return (CMD_RETURN_ERROR); 110 } 111 112 type = LAYOUT_TOPBOTTOM; 113 if (args_has(args, 'h')) 114 type = LAYOUT_LEFTRIGHT; 115 116 size = -1; 117 if (args_has(args, 'l')) { 118 size = args_strtonum(args, 'l', 0, INT_MAX, &cause); 119 if (cause != NULL) { 120 cmdq_error(cmdq, "size %s", cause); 121 free(cause); 122 return (CMD_RETURN_ERROR); 123 } 124 } else if (args_has(args, 'p')) { 125 percentage = args_strtonum(args, 'p', 0, 100, &cause); 126 if (cause != NULL) { 127 cmdq_error(cmdq, "percentage %s", cause); 128 free(cause); 129 return (CMD_RETURN_ERROR); 130 } 131 if (type == LAYOUT_TOPBOTTOM) 132 size = (dst_wp->sy * percentage) / 100; 133 else 134 size = (dst_wp->sx * percentage) / 100; 135 } 136 lc = layout_split_pane(dst_wp, type, size, args_has(args, 'b')); 137 if (lc == NULL) { 138 cmdq_error(cmdq, "create pane failed: pane too small"); 139 return (CMD_RETURN_ERROR); 140 } 141 142 layout_close_pane(src_wp); 143 144 if (src_w->active == src_wp) { 145 src_w->active = TAILQ_PREV(src_wp, window_panes, entry); 146 if (src_w->active == NULL) 147 src_w->active = TAILQ_NEXT(src_wp, entry); 148 } 149 TAILQ_REMOVE(&src_w->panes, src_wp, entry); 150 151 if (window_count_panes(src_w) == 0) 152 server_kill_window(src_w); 153 else 154 notify_window_layout_changed(src_w); 155 156 src_wp->window = dst_w; 157 TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry); 158 layout_assign_pane(lc, src_wp); 159 160 recalculate_sizes(); 161 162 server_redraw_window(src_w); 163 server_redraw_window(dst_w); 164 165 if (!args_has(args, 'd')) { 166 window_set_active_pane(dst_w, src_wp); 167 session_select(dst_s, dst_idx); 168 server_redraw_session(dst_s); 169 } else 170 server_status_session(dst_s); 171 172 notify_window_layout_changed(dst_w); 173 return (CMD_RETURN_NORMAL); 174 } 175