cmd-choose-client.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
   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 <ctype.h>
  22 #include <stdlib.h>
  23
  24 #include "tmux.h"
  25
  26 /*
  27  * Enter choice mode to choose a client.
  28  */
  29
  30 enum cmd_retval  cmd_choose_client_exec(struct cmd *, struct cmd_q *);
  31
  32 void    cmd_choose_client_callback(struct window_choose_data *);
  33
  34 const struct cmd_entry cmd_choose_client_entry = {
  35         "choose-client", NULL,
  36         "F:t:", 0, 1,
  37         CMD_TARGET_WINDOW_USAGE " [-F format] [template]",
  38         0,
  39         NULL,
  40         NULL,
  41         cmd_choose_client_exec
  42 };
  43
  44 struct cmd_choose_client_data {
  45         struct client   *client;
  46 };
  47
  48 enum cmd_retval
  49 cmd_choose_client_exec(struct cmd *self, struct cmd_q *cmdq)
  50 {
  51         struct args                     *args = self->args;
  52         struct client                   *c;
  53         struct client                   *c1;
  54         struct window_choose_data       *cdata;
  55         struct winlink                  *wl;
  56         const char                      *template;
  57         char                            *action;
  58         u_int                            i, idx, cur;
  59
  60         if ((c = cmd_current_client(cmdq)) == NULL) {
  61                 cmdq_error(cmdq, "no client available");
  62                 return (CMD_RETURN_ERROR);
  63         }
  64
  65         if ((wl = cmd_find_window(cmdq, args_get(args, 't'), NULL)) == NULL)
  66                 return (CMD_RETURN_ERROR);
  67
  68         if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
  69                 return (CMD_RETURN_NORMAL);
  70
  71         if ((template = args_get(args, 'F')) == NULL)
  72                 template = CHOOSE_CLIENT_TEMPLATE;
  73
  74         if (args->argc != 0)
  75                 action = xstrdup(args->argv[0]);
  76         else
  77                 action = xstrdup("detach-client -t '%%'");
  78
  79         cur = idx = 0;
  80         for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
  81                 c1 = ARRAY_ITEM(&clients, i);
  82                 if (c1 == NULL || c1->session == NULL)
  83                         continue;
  84                 if (c1 == cmdq->client)
  85                         cur = idx;
  86                 idx++;
  87
  88                 cdata = window_choose_data_create(TREE_OTHER, c, c->session);
  89                 cdata->idx = i;
  90
  91                 cdata->ft_template = xstrdup(template);
  92                 format_add(cdata->ft, "line", "%u", i);
  93                 format_session(cdata->ft, c1->session);
  94                 format_client(cdata->ft, c1);
  95
  96                 cdata->command = cmd_template_replace(action, c1->tty.path, 1);
  97
  98                 window_choose_add(wl->window->active, cdata);
  99         }
 100         free(action);
 101
 102         window_choose_ready(wl->window->active, cur,
 103             cmd_choose_client_callback);
 104
 105         return (CMD_RETURN_NORMAL);
 106 }
 107
 108 void
 109 cmd_choose_client_callback(struct window_choose_data *cdata)
 110 {
 111         struct client   *c;
 112
 113         if (cdata == NULL)
 114                 return;
 115         if (cdata->start_client->flags & CLIENT_DEAD)
 116                 return;
 117
 118         if (cdata->idx > ARRAY_LENGTH(&clients) - 1)
 119                 return;
 120         c = ARRAY_ITEM(&clients, cdata->idx);
 121         if (c == NULL || c->session == NULL)
 122                 return;
 123
 124         window_choose_data_run(cdata);
 125 }