cmd-select-prompt.c

   1 /* $Id: cmd-select-prompt.c,v 1.13 2009-11-14 17:56:39 tcunha Exp $ */
   2
   3 /*
   4  * Copyright (c) 2008 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 <stdlib.h>
  22
  23 #include "tmux.h"
  24
  25 /*
  26  * Prompt for window index and select it.
  27  */
  28
  29 int     cmd_select_prompt_exec(struct cmd *, struct cmd_ctx *);
  30
  31 int     cmd_select_prompt_callback(void *, const char *);
  32
  33 const struct cmd_entry cmd_select_prompt_entry = {
  34         "select-prompt", NULL,
  35         CMD_TARGET_CLIENT_USAGE,
  36         0, "",
  37         cmd_target_init,
  38         cmd_target_parse,
  39         cmd_select_prompt_exec,
  40         cmd_target_free,
  41         cmd_target_print
  42 };
  43
  44 int
  45 cmd_select_prompt_exec(struct cmd *self, struct cmd_ctx *ctx)
  46 {
  47         struct cmd_target_data  *data = self->data;
  48         struct client           *c;
  49
  50         if ((c = cmd_find_client(ctx, data->target)) == NULL)
  51                 return (-1);
  52
  53         if (c->prompt_string != NULL)
  54                 return (0);
  55
  56         status_prompt_set(c, "index ", cmd_select_prompt_callback, NULL, c, 0);
  57
  58         return (0);
  59 }
  60
  61 int
  62 cmd_select_prompt_callback(void *data, const char *s)
  63 {
  64         struct client   *c = data;
  65         const char      *errstr;
  66         char             msg[128];
  67         u_int            idx;
  68
  69         if (s == NULL || *s == '\0')
  70                 return (0);
  71
  72         idx = strtonum(s, 0, UINT_MAX, &errstr);
  73         if (errstr != NULL) {
  74                 xsnprintf(msg, sizeof msg, "Index %s: %s", errstr, s);
  75                 status_message_set(c, "%s", msg);
  76                 return (0);
  77         }
  78
  79         if (winlink_find_by_index(&c->session->windows, idx) == NULL) {
  80                 xsnprintf(msg, sizeof msg,
  81                     "Window not found: %s:%d", c->session->name, idx);
  82                 status_message_set(c, "%s", msg);
  83                 return (0);
  84         }
  85
  86         if (session_select(c->session, idx) == 0)
  87                 server_redraw_session(c->session);
  88         recalculate_sizes();
  89
  90         return (0);
  91 }