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         NULL,
  43         cmd_choose_list_exec
  44 };
  45
  46 enum cmd_retval
  47 cmd_choose_list_exec(struct cmd *self, struct cmd_q *cmdq)
  48 {
  49         struct args                     *args = self->args;
  50         struct client                   *c;
  51         struct winlink                  *wl;
  52         const char                      *list1;
  53         char                            *template, *item, *copy, *list;
  54         u_int                            idx;
  55
  56         if ((c = cmd_current_client(cmdq)) == NULL) {
  57                 cmdq_error(cmdq, "no client available");
  58                 return (CMD_RETURN_ERROR);
  59         }
  60
  61         if ((list1 = args_get(args, 'l')) == NULL)
  62                 return (CMD_RETURN_ERROR);
  63
  64         if ((wl = cmd_find_window(cmdq, args_get(args, 't'), NULL)) == NULL)
  65                 return (CMD_RETURN_ERROR);
  66
  67         if (window_pane_set_mode(wl->window->active, &window_choose_mode) != 0)
  68                 return (CMD_RETURN_NORMAL);
  69
  70         if (args->argc != 0)
  71                 template = xstrdup(args->argv[0]);
  72         else
  73                 template = xstrdup(CMD_CHOOSE_LIST_DEFAULT_TEMPLATE);
  74
  75         copy = list = xstrdup(list1);
  76         idx = 0;
  77         while ((item = strsep(&list, ",")) != NULL)
  78         {
  79                 if (*item == '\0') /* no empty entries */
  80                         continue;
  81                 window_choose_add_item(wl->window->active, c, wl, item,
  82                     template, idx);
  83                 idx++;
  84         }
  85         free(copy);
  86
  87         if (idx == 0) {
  88                 free(template);
  89                 window_pane_reset_mode(wl->window->active);
  90                 return (CMD_RETURN_ERROR);
  91         }
  92
  93         window_choose_ready(wl->window->active, 0, NULL);
  94
  95         free(template);
  96
  97         return (CMD_RETURN_NORMAL);
  98 }