cmd-break-pane.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
   5  *
   6  * Permission to use, copy, modify, and distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
  15  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
  16  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  */
  18
  19 #include <sys/types.h>
  20
  21 #include <stdlib.h>
  22
  23 #include "tmux.h"
  24
  25 /*
  26  * Break pane off into a window.
  27  */
  28
  29 #define BREAK_PANE_TEMPLATE "#{session_name}:#{window_index}.#{pane_index}"
  30
  31 static enum cmd_retval  cmd_break_pane_exec(struct cmd *, struct cmdq_item *);
  32
  33 const struct cmd_entry cmd_break_pane_entry = {
  34         .name = "break-pane",
  35         .alias = "breakp",
  36
  37         .args = { "abdPF:n:s:t:", 0, 0, NULL },
  38         .usage = "[-abdP] [-F format] [-n window-name] [-s src-pane] "
  39                  "[-t dst-window]",
  40
  41         .source = { 's', CMD_FIND_PANE, 0 },
  42         .target = { 't', CMD_FIND_WINDOW, CMD_FIND_WINDOW_INDEX },
  43
  44         .flags = 0,
  45         .exec = cmd_break_pane_exec
  46 };
  47
  48 static enum cmd_retval
  49 cmd_break_pane_exec(struct cmd *self, struct cmdq_item *item)
  50 {
  51         struct args             *args = cmd_get_args(self);
  52         struct cmd_find_state   *current = cmdq_get_current(item);
  53         struct cmd_find_state   *target = cmdq_get_target(item);
  54         struct cmd_find_state   *source = cmdq_get_source(item);
  55         struct client           *tc = cmdq_get_target_client(item);
  56         struct winlink          *wl = source->wl;
  57         struct session          *src_s = source->s;
  58         struct session          *dst_s = target->s;
  59         struct window_pane      *wp = source->wp;
  60         struct window           *w = wl->window;
  61         char                    *name, *cause, *cp;
  62         int                      idx = target->idx, before;
  63         const char              *template;
  64
  65         before = args_has(args, 'b');
  66         if (args_has(args, 'a') || before) {
  67                 if (target->wl != NULL)
  68                         idx = winlink_shuffle_up(dst_s, target->wl, before);
  69                 else
  70                         idx = winlink_shuffle_up(dst_s, dst_s->curw, before);
  71                 if (idx == -1)
  72                         return (CMD_RETURN_ERROR);
  73         }
  74         server_unzoom_window(w);
  75
  76         if (window_count_panes(w) == 1) {
  77                 if (server_link_window(src_s, wl, dst_s, idx, 0,
  78                     !args_has(args, 'd'), &cause) != 0) {
  79                         cmdq_error(item, "%s", cause);
  80                         free(cause);
  81                         return (CMD_RETURN_ERROR);
  82                 }
  83                 if (args_has(args, 'n')) {
  84                         window_set_name(w, args_get(args, 'n'));
  85                         options_set_number(w->options, "automatic-rename", 0);
  86                 }
  87                 server_unlink_window(src_s, wl);
  88                 return (CMD_RETURN_NORMAL);
  89         }
  90         if (idx != -1 && winlink_find_by_index(&dst_s->windows, idx) != NULL) {
  91                 cmdq_error(item, "index in use: %d", idx);
  92                 return (CMD_RETURN_ERROR);
  93         }
  94
  95         TAILQ_REMOVE(&w->panes, wp, entry);
  96         server_client_remove_pane(wp);
  97         window_lost_pane(w, wp);
  98         layout_close_pane(wp);
  99
 100         w = wp->window = window_create(w->sx, w->sy, w->xpixel, w->ypixel);
 101         options_set_parent(wp->options, w->options);
 102         wp->flags |= PANE_STYLECHANGED;
 103         TAILQ_INSERT_HEAD(&w->panes, wp, entry);
 104         w->active = wp;
 105         w->latest = tc;
 106
 107         if (!args_has(args, 'n')) {
 108                 name = default_window_name(w);
 109                 window_set_name(w, name);
 110                 free(name);
 111         } else {
 112                 window_set_name(w, args_get(args, 'n'));
 113                 options_set_number(w->options, "automatic-rename", 0);
 114         }
 115
 116         layout_init(w, wp);
 117         wp->flags |= PANE_CHANGED;
 118
 119         if (idx == -1)
 120                 idx = -1 - options_get_number(dst_s->options, "base-index");
 121         wl = session_attach(dst_s, w, idx, &cause); /* can't fail */
 122         if (!args_has(args, 'd')) {
 123                 session_select(dst_s, wl->idx);
 124                 cmd_find_from_session(current, dst_s, 0);
 125         }
 126
 127         server_redraw_session(src_s);
 128         if (src_s != dst_s)
 129                 server_redraw_session(dst_s);
 130         server_status_session_group(src_s);
 131         if (src_s != dst_s)
 132                 server_status_session_group(dst_s);
 133
 134         if (args_has(args, 'P')) {
 135                 if ((template = args_get(args, 'F')) == NULL)
 136                         template = BREAK_PANE_TEMPLATE;
 137                 cp = format_single(item, template, tc, dst_s, wl, wp);
 138                 cmdq_print(item, "%s", cp);
 139                 free(cp);
 140         }
 141         return (CMD_RETURN_NORMAL);
 142 }