1 /* $OpenBSD: cmd-join-pane.c,v 1.10 2012/04/01 20:53:47 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 int cmd_join_pane_exec(struct cmd *, struct cmd_ctx *); 34 35 int join_pane(struct cmd *, struct cmd_ctx *, 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 int 72 cmd_join_pane_exec(struct cmd *self, struct cmd_ctx *ctx) 73 { 74 return (join_pane(self, ctx, self->entry == &cmd_join_pane_entry)); 75 } 76 77 int 78 join_pane(struct cmd *self, struct cmd_ctx *ctx, 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(ctx, args_get(args, 't'), &dst_s, &dst_wp); 91 if (dst_wl == NULL) 92 return (-1); 93 dst_w = dst_wl->window; 94 dst_idx = dst_wl->idx; 95 96 src_wl = cmd_find_pane(ctx, args_get(args, 's'), NULL, &src_wp); 97 if (src_wl == NULL) 98 return (-1); 99 src_w = src_wl->window; 100 101 if (not_same_window && src_w == dst_w) { 102 ctx->error(ctx, "can't join a pane to its own window"); 103 return (-1); 104 } 105 if (!not_same_window && src_wp == dst_wp) { 106 ctx->error(ctx, "source and target panes must be different"); 107 return (-1); 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 ctx->error(ctx, "size %s", cause); 119 xfree(cause); 120 return (-1); 121 } 122 } else if (args_has(args, 'p')) { 123 percentage = args_strtonum(args, 'p', 0, 100, &cause); 124 if (cause != NULL) { 125 ctx->error(ctx, "percentage %s", cause); 126 xfree(cause); 127 return (-1); 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 ctx->error(ctx, "create pane failed: pane too small"); 137 return (-1); 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 (0); 172 } 173