cmd-list-windows.c

   1 /* $OpenBSD$ */
   2
   3 /*
   4  * Copyright (c) 2007 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 #include <unistd.h>
  23
  24 #include "tmux.h"
  25
  26 /*
  27  * List windows on given session.
  28  */
  29
  30 enum cmd_retval  cmd_list_windows_exec(struct cmd *, struct cmd_q *);
  31
  32 void    cmd_list_windows_server(struct cmd *, struct cmd_q *);
  33 void    cmd_list_windows_session(
  34             struct cmd *, struct session *, struct cmd_q *, int);
  35
  36 const struct cmd_entry cmd_list_windows_entry = {
  37         "list-windows", "lsw",
  38         "F:at:", 0, 0,
  39         "[-a] [-F format] " CMD_TARGET_SESSION_USAGE,
  40         0,
  41         NULL,
  42         NULL,
  43         cmd_list_windows_exec
  44 };
  45
  46 enum cmd_retval
  47 cmd_list_windows_exec(struct cmd *self, struct cmd_q *cmdq)
  48 {
  49         struct args     *args = self->args;
  50         struct session  *s;
  51
  52         if (args_has(args, 'a'))
  53                 cmd_list_windows_server(self, cmdq);
  54         else {
  55                 s = cmd_find_session(cmdq, args_get(args, 't'), 0);
  56                 if (s == NULL)
  57                         return (CMD_RETURN_ERROR);
  58                 cmd_list_windows_session(self, s, cmdq, 0);
  59         }
  60
  61         return (CMD_RETURN_NORMAL);
  62 }
  63
  64 void
  65 cmd_list_windows_server(struct cmd *self, struct cmd_q *cmdq)
  66 {
  67         struct session  *s;
  68
  69         RB_FOREACH(s, sessions, &sessions)
  70                 cmd_list_windows_session(self, s, cmdq, 1);
  71 }
  72
  73 void
  74 cmd_list_windows_session(
  75     struct cmd *self, struct session *s, struct cmd_q *cmdq, int type)
  76 {
  77         struct args             *args = self->args;
  78         struct winlink          *wl;
  79         u_int                   n;
  80         struct format_tree      *ft;
  81         const char              *template;
  82         char                    *line;
  83
  84         template = args_get(args, 'F');
  85         if (template == NULL) {
  86                 switch (type) {
  87                 case 0:
  88                         template = LIST_WINDOWS_TEMPLATE;
  89                         break;
  90                 case 1:
  91                         template = LIST_WINDOWS_WITH_SESSION_TEMPLATE;
  92                         break;
  93                 }
  94         }
  95
  96         n = 0;
  97         RB_FOREACH(wl, winlinks, &s->windows) {
  98                 ft = format_create();
  99                 format_add(ft, "line", "%u", n);
 100                 format_session(ft, s);
 101                 format_winlink(ft, s, wl);
 102                 format_window_pane(ft, wl->window->active);
 103
 104                 line = format_expand(ft, template);
 105                 cmdq_print(cmdq, "%s", line);
 106                 free(line);
 107
 108                 format_free(ft);
 109                 n++;
 110         }
 111 }