cmd-choose-list.c

   1 /* $Id$ */
   2
   3 /*
   4  * Copyright (c) 2012 Thomas Adam <thomas@xteddy.org>
   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 <string.h>
  25
  26 #include "tmux.h"
  27
  28 #define CMD_CHOOSE_LIST_DEFAULT_TEMPLATE "run-shell '%%'"
  29
  30 /*
  31  * Enter choose mode to choose a custom list.
  32  */
  33
  34 enum cmd_retval cmd_choose_list_exec(struct cmd *, struct cmd_q *);
  35
  36 const struct cmd_entry cmd_choose_list_entry = {
  37         "choose-list", NULL,
  38         "l:t:", 0, 1,
  39         "[-l items] " CMD_TARGET_WINDOW_USAGE "[template]",
  40         0,
  41         NULL,
  42         cmd_choose_list_exec
  43 };
  44
  45 enum cmd_retval
  46 cmd_choose_list_exec(struct cmd *self, struct cmd_q *cmdq)
  47 {
  48         struct args                     *args = self->args;
  49         struct client                   *c;
  50         struct winlink                  *wl;
  51         const char                      *list1;
  52         char                            *template, *item, *copy, *list;
  53         u_int                            idx;
  54
  55         if ((c = cmd_current_client(cmdq)) == NULL) {
  56                 cmdq_error(cmdq, "no client available");
  57                 return (CMD_RETURN_ERROR);
  58         }
  59
  60         if ((list1 = args_get(args, 'l')) == NULL)
  61                 return (CMD_RETURN_ERROR);
  62
  63         if ((wl = cmd_find_window(cmdq, args_get(args, 't'), NULL)) == NULL)
  64                 return (CMD_RETURN_ERROR);
  65
  66         if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
  67                 return (CMD_RETURN_NORMAL);
  68
  69         if (args->argc != 0)
  70                 template = xstrdup(args->argv[0]);
  71         else
  72                 template = xstrdup(CMD_CHOOSE_LIST_DEFAULT_TEMPLATE);
  73
  74         copy = list = xstrdup(list1);
  75         idx = 0;
  76         while ((item = strsep(&list, ",")) != NULL)
  77         {
  78                 if (*item == '\0') /* no empty entries */
  79                         continue;
  80                 window_choose_add_item(wl->window->active, c, wl, item,
  81                     template, idx);
  82                 idx++;
  83         }
  84         free(copy);
  85
  86         if (idx == 0) {
  87                 free(template);
  88                 window_pane_reset_mode(wl->window->active);
  89                 return (CMD_RETURN_ERROR);
  90         }
  91
  92         window_choose_ready(wl->window->active, 0, NULL);
  93
  94         free(template);
  95
  96         return (CMD_RETURN_NORMAL);
  97 }